File:  [LON-CAPA] / loncom / interface / lonprintout.pm
Revision 1.610.2.1: download - view: text, annotated - select for diffs
Mon Dec 26 13:47:18 2011 UTC (12 years, 4 months ago) by foxr
Branches: language_hyphenation
CVS tags: language_hyphenation_merge
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
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- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
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- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
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- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
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- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
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- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
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- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
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- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
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- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
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- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
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- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
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- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
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- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
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- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
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- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
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- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
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- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
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- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
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- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
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- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
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- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
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- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
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- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
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- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
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- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
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- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
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- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
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- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
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- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
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- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
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- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
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- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
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- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
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- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
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- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
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- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
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- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
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- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
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- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
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- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
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- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
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- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
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- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
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- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
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- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
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- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
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- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
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- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
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- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
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- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
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- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
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- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
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- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
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- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
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- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
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- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
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- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
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- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
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- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
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- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
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- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
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- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
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- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
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- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
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- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
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- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
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- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
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- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}
bz6490 - Support the collection of language selection -> latex/babel language
names in loncommon.pm.
- collect \selectlanguage{babel-names} and produce, if necessary a
  \usepackage[language-list]{babel} prior to \begin{document}

    1: # The LearningOnline Network
    2: # Printout
    3: #
    4: # $Id: lonprintout.pm,v 1.610.2.1 2011/12/26 13:47:18 foxr Exp $
    5: #
    6: # Copyright Michigan State University Board of Trustees
    7: #
    8: # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
    9: #
   10: # LON-CAPA is free software; you can redistribute it and/or modify
   11: # it under the terms of the GNU General Public License as published by
   12: # the Free Software Foundation; either version 2 of the License, or
   13: # (at your option) any later version.
   14: #
   15: # LON-CAPA is distributed in the hope that it will be useful,
   16: # but WITHOUT ANY WARRANTY; without even the implied warranty of
   17: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   18: # GNU General Public License for more details.
   19: #
   20: # You should have received a copy of the GNU General Public License
   21: # along with LON-CAPA; if not, write to the Free Software
   22: # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
   23: #
   24: # /home/httpd/html/adm/gpl.txt
   25: # http://www.lon-capa.org/
   26: #
   27: #
   28: package Apache::lonprintout;
   29: use strict;
   30: use Apache::Constants qw(:common :http);
   31: use Apache::lonxml;
   32: use Apache::lonnet;
   33: use Apache::loncommon;
   34: use Apache::inputtags;
   35: use Apache::grades;
   36: use Apache::edit;
   37: use Apache::File();
   38: use Apache::lonnavmaps;
   39: use Apache::admannotations;
   40: use Apache::lonenc;
   41: use Apache::entities;
   42: use Apache::londefdef;
   43: # use Apache::structurelags;	# for language management.
   44: 
   45: use File::Basename;
   46: 
   47: use HTTP::Response;
   48: use LONCAPA::map();
   49: use POSIX qw(strftime);
   50: use Apache::lonlocal;
   51: use Carp;
   52: use LONCAPA;
   53: 
   54: 
   55: my %perm;
   56: my %parmhash;
   57: my $resources_printed;
   58: 
   59: # Global variables that describe errors in ssi calls detected  by ssi_with_retries.
   60: #
   61: 
   62: my $ssi_error;			# True if there was an ssi error.
   63: my $ssi_last_error_resource;	# The resource URI that could not be fetched.
   64: my $ssi_last_error;		# The error text from the server. (e.g. 500 Server timed out).
   65: 
   66: #
   67: #  Our ssi max retry count.
   68: #
   69: 
   70: my $ssi_retry_count = 5;	# Some arbitrary value.
   71: 
   72: 
   73: #  Font size:
   74: 
   75: my $font_size = 'normalsize';	# Default is normalsize...
   76: 
   77: #----------------------------  Helper helpers. -------------------------
   78: 
   79: # BZ5209:
   80: #    Create the states needed to run the helper for incomplete problems from
   81: #    the current folder for selected students.
   82: #    This includes:
   83: #    -  A resource selector limited to problems (incompleteness must be
   84: #       calculated on a student per student basis.
   85: #    -  A student selector.
   86: #    -  Tie in to the FORMAT of the print job.
   87: #
   88: # States:
   89: #   CHOOSE_INCOMPLETE_PEOPLE_SEQ      - Resource selection.
   90: #   CHOOSE_STUDENTS_INCOMPLETE        - Student selection.
   91: #   CHOOSE_STUDENTS_INCOMPLETE_FORMAT - Format selection
   92: # Parameters:
   93: #    helper - the helper which already contains info about the current folder we can
   94: #             purloin.
   95: #    url    - Top url of the sequence
   96: # Return:
   97: #     XML that can be parsed by the helper to drive the state machine.
   98: #
   99: sub create_incomplete_folder_selstud_helper($helper)
  100: {
  101:     my ($helper, $map)  = @_;
  102: 
  103: 
  104:     my $symbFilter = '$res->shown_symb()';
  105:     my $selFilter   = '$res->is_problem()';
  106: 
  107: 
  108:     my $resource_chooser = &generate_resource_chooser('CHOOSE_INCOMPLETE_PEOPLE_SEQ',
  109: 						      'Select problem(s) to print',
  110: 						      'multichoice="1" toponly="1" addstatus="1" closeallpages="1"',
  111: 						      'RESOURCES',
  112: 						      'CHOOSE_STUDENTS_INCOMPLETE',
  113: 						      $map,
  114: 						      $selFilter,
  115: 						      '',
  116: 						      $symbFilter, 
  117: 						      '');
  118: 
  119:     my $student_chooser = &generate_student_chooser('CHOOSE_STUDENTS_INCOMPLETE',
  120: 						 'student_sort',
  121: 						 'STUDENTS',
  122: 						 'CHOOSE_STUDENTS_INCOMPLETE_FORMAT');
  123: 
  124:     my $format_chooser = &generate_format_selector($helper,
  125: 						'Format of the print job',
  126: 						'CHOOSE_STUDENTS_INCOMPLETE_FORMAT'); # end state.
  127: 
  128:     return $resource_chooser . $student_chooser . $format_chooser;
  129: }  
  130: 
  131: 
  132: # BZ 5209
  133: #     Create the states needed to run the helper for incomplete problems from
  134: #     the current folder for selected students.
  135: #     This includes:
  136: #     - A resource selector limited to problems.  (incompleteness must be calculated
  137: #       on a student per student basis.
  138: #     - A student selector.
  139: #     - Tie in to format for the print job.
  140: # States:
  141: #    INCOMPLETE_PROBLEMS_COURSE_RESOURCES - Resource selector.
  142: #    INCOMPLETE_PROBLEMS_COURSE_STUDENTS  - Student selector.
  143: #    INCOMPLETE_PROBLEMS_COURSE_FORMAT    - Format selection.
  144: #
  145: # Parameters:
  146: #   helper   - Helper we are creating states for.
  147: # Returns:
  148: #   Text that can be parsed by the helper.
  149: # 
  150: 
  151: sub create_incomplete_course_helper {
  152:     my $helper = shift;
  153: 
  154:     my $filter = '$res->is_problem() || $res->contains_problem() || $res->is_sequence() || $res->is_practice())';
  155:     my $symbfilter = '$res->shown_symb()';
  156:     
  157:     my $resource_chooser = &generate_resource_chooser('INCOMPLETE_PROBLEMS_COURSE_RESOURCES',
  158: 						      'Select problem(s) to print',
  159: 						      'multichoice = "1" suppressEmptySequences="0" addstatus="1" closeallpagtes="1"',
  160: 						      'RESOURCES',
  161: 						      'INCOMPLETE_PROBLEMS_COURSE_STUDENTS',
  162: 						      '',
  163: 						      $filter,
  164: 						      '',
  165: 						      $symbfilter,
  166: 						      '');
  167: 
  168:     my $people_chooser  = &generate_student_chooser('INCOMPLETE_PROBLEMS_COURSE_STUDENTS',
  169: 						    'student_sort',
  170: 						    'STUDENTS',
  171: 						    'INCOMPLETE_PROBLEMS_COURSE_FORMAT');
  172: 
  173:     my $format = &generate_format_selector($helper,
  174: 					   'Format of the print job',
  175: 					   'INCOMPLETE_PROBLEMS_COURSE_FORMAT'); # end state.
  176: 
  177:     return $resource_chooser . $people_chooser . $format;
  178: 
  179: 
  180: }
  181: 
  182: # BZ5209 
  183: #   Creates the states needed to run the print helper for a student
  184: #   that wants to print his incomplete problems from the current folder.
  185: # Parameters:
  186: #   $helper - helper we are generating states for.
  187: #   $map    - The map for which the student wants incomplete problems.
  188: # Returns:
  189: #   XML that defines the helper states being created.
  190: #
  191: # States:
  192: #   CHOOSE_INCOMPLETE_SEQ  - Resource selector.
  193: #
  194: sub create_incomplete_folder_helper {
  195:     my ($helper, $map) = @_;
  196: 
  197:     my $filter    = '$res->is_problem()';
  198:     $filter      .= ' && $res->resprintable() ';
  199:     $filter      .= ' && $res->is_incomplete() ';
  200: 
  201:     my $symfilter = '$res->shown_symb()';
  202: 
  203:     my $resource_chooser = &generate_resource_chooser('CHOOSE_INCOMPLETE_SEQ',
  204: 						      'Select problem(s) to print',
  205: 						      'multichoice="1", toponly ="1", addstatus="1", closeallpages="1"',
  206: 						      'RESOURCES',
  207: 						      'PAGESIZE',
  208: 						      $map,
  209: 						      $filter, '', 
  210: 						      $symfilter,
  211: 						      '');
  212: 
  213:     return $resource_chooser;
  214: }
  215: 
  216: 
  217: #  Returns the text neded for a student chooser.
  218: #  that text must still be parsed by the helper xml parser.
  219: # Parameters:
  220: #   this_state   - State name of the chooser.
  221: #   sort_choice  - variable to hold the sorting choice.
  222: #   variable     - Name of variable to hold students.
  223: #   next_state   - State after chooser.
  224: 
  225: 
  226: sub generate_student_chooser {
  227:     my ($this_state, 
  228: 	$sort_choice, 
  229: 	$variable, 
  230: 	$next_state) = @_;
  231:     my $result = <<CHOOSE_STUDENTS;
  232:   <state name="$this_state" title="Select Students and Resources">
  233:       <message><b>Select sorting order of printout</b> </message>
  234: 
  235:     <choices variable="$sort_choice">
  236:       <choice computer='0'>Sort by section then student</choice>
  237:       <choice computer='1'>Sort by students across sections.</choice>
  238:     </choices>
  239: 
  240:       <message><br /><hr /><br /> </message>
  241:       <student multichoice='1' 
  242:                variable="$variable" 
  243:                nextstate="$next_state" 
  244:                coursepersonnel="1" />
  245:   </state>
  246: 
  247: CHOOSE_STUDENTS
  248: 
  249:   return $result;
  250: }
  251: 
  252: # Generate the text needed for a resource chooser given the top level of
  253: # the sequence/page
  254: #
  255: # Parameters:
  256: #     this_state    - State name of the chooser.
  257: #     prompt_text   - Text to use to prompt user.
  258: #     resource_options - Resource tag options e.g.
  259: #                        "multichoice='1', toponly='1', addstatus='1'"
  260: #                     that control the selection and appearance of the
  261: #                     resource selector.
  262: #     variable      - Name of the variable to hold the choice
  263: #     next_state    - Name of the next state the helper should transition
  264: #                     to
  265: #     top_url       - Top level URL within which to make the selector.
  266: #                     If empty the top level sequence is shown.
  267: #     filter        - How to filter the resources.
  268: #     value_func    - <valuefunc> function.
  269: #     choice_func   - If not empty generates a <choicefunc> with this function.
  270: #     start_new_option 
  271: #                   - Fragment appended after valuefunc.
  272: #
  273: #
  274: sub generate_resource_chooser {
  275:     my ($this_state,
  276: 	$prompt_text,
  277: 	$resource_options,
  278: 	$variable,
  279: 	$next_state,
  280: 	$top_url,
  281: 	$filter,
  282: 	$choice_func,
  283: 	$value_func,
  284: 	$start_new_option)  = @_;
  285: 
  286:     my $result = <<CHOOSE_RESOURCES;
  287: <state name="$this_state" title="$prompt_text">
  288:     <resource variable="$variable" $resource_options
  289:               closeallpages="1">
  290:       <nextstate>$next_state</nextstate>
  291:       <filterfunc>return $filter;</filterfunc>
  292: CHOOSE_RESOURCES
  293:     if ($choice_func ne '') {
  294: 	$result .= "<choicefunc>return $choice_func;</choicefunc>";
  295:     }
  296:     if ($top_url ne '') {
  297: 	$result .=  "<mapurl>$top_url</mapurl>";
  298:     }
  299:     $result .= <<CHOOSE_RESOURCES;
  300:       <valuefunc>return $value_func;</valuefunc>
  301:       $start_new_option
  302:       </resource>
  303:     </state>
  304: CHOOSE_RESOURCES
  305:     return $result;
  306: }
  307: #
  308: #   Generate the helper XML for a code choice helper dialog:
  309: #
  310: # Paramters:
  311: #   $helper       - Reference to the helper.
  312: #   $state        - Name of the state for the chooser.
  313: #   $next_state   - Name fo the state to follow the chooser.
  314: #   $bubble_types - Populates the bubble sheet type dropt down.
  315: #   $code_selections - Provides set of code choices that have been used
  316: #   $saved_codes  - Provides the list of saved codes.
  317: #
  318: # Returns;
  319: #   The Xml of the code chooser.
  320: #
  321: sub generate_code_selector {
  322:     my ($helper,
  323: 	$state,
  324: 	$next_state,
  325: 	$bubble_types,
  326: 	$code_selections,
  327: 	$saved_codes) = @_;	# Unpack the parameters.
  328: 
  329:     my $result = <<CHOOSE_ANON1;
  330:   <state name="$state" title="Specify CODEd Assignments">
  331:     <nextstate>$next_state</nextstate>
  332:     <message><h4>Fill out one of the forms below</h4></message>
  333:     <message><br /><hr /> <br /></message>
  334:     <message><h3>Generate new CODEd Assignments</h3></message>
  335:     <message><table><tr><td><b>Number of CODEd assignments to print:</b></td><td></message>
  336:     <string variable="NUMBER_TO_PRINT_TOTAL" maxlength="5" size="5"  noproceed="1">
  337:        <validator>
  338: 	if (((\$helper->{'VARS'}{'NUMBER_TO_PRINT_TOTAL'}+0) < 1) &&
  339: 	    !\$helper->{'VARS'}{'REUSE_OLD_CODES'}                &&
  340:             !\$helper->{'VARS'}{'SINGLE_CODE'}                    &&
  341: 	    !\$helper->{'VARS'}{'CODE_SELECTED_FROM_LIST'} ) {
  342: 
  343: 	    return "You need to specify the number of assignments to print";
  344: 	}
  345:         if (((\$helper->{'VARS'}{'NUMBER_TO_PRINT_TOTAL'}+0) >= 1)  &&
  346:              (\$helper->{'VARS'}{'SINGLE_CODE'} ne '') ) {
  347:             return 'Specifying number of codes to print and a specific code is not compatible';
  348:         }
  349: 	return undef;
  350:        </validator>
  351:     </string>
  352:     <message></td></tr><tr><td></message>
  353:     <message><b>Names to save the CODEs under for later:</b></message>
  354:     <message></td><td></message>
  355:     <string variable="ANON_CODE_STORAGE_NAME" maxlength="50" size="20" />
  356:     <message></td></tr><tr><td></message>
  357:     <message><b>Bubblesheet type:</b></message>
  358:     <message></td><td></message>
  359:     <dropdown variable="CODE_OPTION" multichoice="0" allowempty="0">
  360:     $bubble_types
  361:     </dropdown>
  362:     <message></td></tr><tr><td colspan="2"></td></tr><tr><td></message>
  363:     <message></td></tr><tr><td></table></message>
  364:     <message><br /><hr /><h3>Print a Specific CODE </h3><br /><table></message>
  365:     <message><tr><td><b>Enter a CODE to print:</b></td><td></message>
  366:     <string variable="SINGLE_CODE" size="10">
  367:         <validator>
  368: 	   if(!\$helper->{'VARS'}{'NUMBER_TO_PRINT_TOTAL'}           &&
  369: 	      !\$helper->{'VARS'}{'REUSE_OLD_CODES'}                 &&
  370: 	      !\$helper->{'VARS'}{'CODE_SELECTED_FROM_LIST'}) {
  371: 	      return &Apache::lonprintout::is_code_valid(\$helper->{'VARS'}{'SINGLE_CODE'},
  372: 						      \$helper->{'VARS'}{'CODE_OPTION'});
  373: 	  } elsif (\$helper->{'VARS'}{'SINGLE_CODE'} ne ''){
  374: 	      return 'Specifying a code name is incompatible with specifying number of codes.';
  375: 	   } else {
  376: 	       return undef;	# Other forces control us.
  377: 	   }
  378:         </validator>
  379:     </string>
  380:     <message></td></tr><tr><td></message>
  381:         $code_selections
  382:     <message></td></tr></table></message>
  383:     <message><hr /><h3>Reprint a Set of Saved CODEs</h3><table><tr><td></message>
  384:     <message><b>Select saved CODEs:</b></message>
  385:     <message></td><td></message>
  386:     <dropdown variable="REUSE_OLD_CODES">
  387:         $saved_codes
  388:     </dropdown>
  389:     <message></td></tr></table></message>
  390:   </state>
  391: CHOOSE_ANON1
  392: 
  393:    return $result;
  394: }
  395: 
  396: #  Returns the XML for choosing how assignments are to be formatted 
  397: #  that text must still be parsed by the helper xml parser.
  398: # Parameters: 3 (required)
  399: 
  400: #   helper       - The helper; $helper->{'VARS'}->{'PRINT_TYPE'} used
  401: #                  to check if splitting PDFs by section can be offered.
  402: #   title        - Title for the current state. 
  403: #   this_state   - State name of the chooser.
  404: 
  405: sub generate_format_selector {
  406:     my ($helper,$title,$this_state) = @_;
  407:     my $secpdfoption;
  408:     unless (($helper->{'VARS'}->{'PRINT_TYPE'} eq 'problems_for_anon')     ||
  409:             ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'problems_for_anon_page') ||
  410:             ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'resources_for_anon')  ) {
  411:         $secpdfoption =  '<choice computer="sections">Each PDF contains exactly one section</choice>';
  412:     }
  413:     return <<RESOURCE_SELECTOR;
  414:     <state name="$this_state" title="$title">
  415:     <message><br /><big><i><b>How should the results be printed?</b></i></big><br /></message>
  416:     <choices variable="EMPTY_PAGES">
  417:       <choice computer='0'>Start each student\'s assignment on a new page/column (add a pagefeed after each assignment)</choice>
  418:       <choice computer='1'>Add one empty page/column after each student\'s assignment</choice>
  419:       <choice computer='2'>Add two empty pages/column after each student\'s assignment</choice>
  420:       <choice computer='3'>Add three empty pages/column after each student\'s assignment</choice>
  421:     </choices>
  422:     <nextstate>PAGESIZE</nextstate>
  423:     <message><hr width='33%' /><b>How do you want assignments split into PDF files? </b></message>
  424:     <choices variable="SPLIT_PDFS">
  425:        <choice computer="all">All assignments in a single PDF file</choice>
  426:        $secpdfoption
  427:        <choice computer="oneper">Each PDF contains exactly one assignment</choice>
  428:        <choice computer="usenumber" relatedvalue="NUMBER_TO_PRINT">
  429:             Specify the number of assignments per PDF:</choice>
  430:     </choices>
  431:     </state>
  432: RESOURCE_SELECTOR
  433: }
  434: 
  435: #-----------------------------------------------------------------------
  436: 
  437: # Determine if a resource is incomplete given the map:
  438: # Parameters:
  439: #   $username - Name of user for whom we are checking.
  440: #   $domain   - Domain of user we are checking.
  441: #   $map - map name.
  442: # Returns:
  443: #     0 - map is not incomplete.
  444: #     1 - map is incomplete.
  445: #
  446: sub incomplete {
  447:     my ($username, $domain, $map) = @_;
  448: 
  449: 
  450:     my $navmap = Apache::lonnavmaps::navmap->new($username, $domain);
  451:     
  452: 
  453:     if (defined($navmap)) {
  454: 	my $res = $navmap->getResourceByUrl($map);
  455: 	my $result = $res->is_incomplete();
  456: 	return $result;
  457:     } else {
  458: 	return 1;
  459:     }
  460: }
  461: #
  462: #  When printing for students, the resoures and order of the
  463: #  resources may need to be altered if there are folders with
  464: #  random selectiopn or random ordering (or both) enabled.
  465: #  This sub computes the set of resources to print for a student
  466: #  modified both by random ordering and selection and filtered
  467: #  to only those that are in the original set selcted to be printed.
  468: #
  469: # Parameters:
  470: #   $helper - The helper we need $helper->{'VARS'}->{'symb'}
  471: #            to construct the navmap and the iteration.
  472: #   $seq   - The original set of resources to print 
  473: #            (really an array of resource names (array of symb's).
  474: #   $who   - Student/domain for whome the sequence will be generated.
  475: #
  476: # Implicit inputs:
  477: #   $
  478: # Returns:
  479: #   reference to an array of resources that can be passed to
  480: #   print_resources.
  481: # 
  482: sub master_seq_to_person_seq {
  483:     my ($helper, $seq, $who) = @_;
  484: 
  485: 
  486:     my ($username, $userdomain, $usersection) = split(/:/, $who);
  487: 
  488: 
  489:     # Toss the sequence up into a hash so that we have O(1) lookup time.
  490:     # on the items that come out of the user's list of resources.
  491:     #
  492:     
  493:     my %seq_hash = map {$_  => 1} @$seq;
  494:     my @output_seq;
  495:     
  496:     my ($map, $id, $url) = &Apache::lonnet::decode_symb($helper->{VARS}->{'symb'});
  497:     my $navmap           = Apache::lonnavmaps::navmap->new($username, $userdomain);
  498:     my $iterator         = $navmap->getIterator($navmap->firstResource(),
  499: 						$navmap->finishResource(),
  500: 						{}, 1);
  501:     my %nonResourceItems = (
  502: 	$iterator->BEGIN_MAP    => 1,
  503: 	$iterator->BEGIN_BRANCH => 1,
  504: 	$iterator->END_BRANCH   => 1,
  505: 	$iterator->END_MAP      => 1,
  506: 	$iterator->FORWARD      => 1,
  507: 	$iterator->BACKWARD     => 1
  508: 
  509:     );		# These items are not resources but appear in the midst of iteration.
  510: 
  511:     #  Iterate on the resource..select the items that are randomly selected
  512:     #  and that are in the seq_has.  Presumably the iterator will take care
  513:     # of the random ordering part of the deal.
  514:     #
  515:     my $curres;
  516:     while ($curres = $iterator->next()) {
  517: 	#
  518: 	#  Only process resources..that are not removed by randomout...
  519: 	#  and are selected for printint as well.
  520: 	#
  521:      
  522: 	if (! exists $nonResourceItems{$curres} && ! $curres->randomout()) {
  523: 	    my $symb = $curres->symb();
  524: 	    if (exists $seq_hash{$symb}) {
  525: 		push(@output_seq, $symb);
  526: 	    }
  527: 	}
  528:     }
  529:    				
  530: 
  531:     return \@output_seq;		# for now.
  532:     
  533: }
  534: 
  535: 
  536: # Fetch the contents of a resource, uninterpreted.
  537: # This is used here to fetch a latex file to be included
  538: # verbatim into the printout<
  539: # NOTE: Ask Guy if there is a lonnet function similar to this?
  540: #
  541: # Parameters:
  542: #   URL of the file
  543: #
  544: sub fetch_raw_resource {
  545:     my ($url) = @_;
  546: 
  547:     my $filename  = &Apache::lonnet::filelocation("", $url);
  548:     my $contents  = &Apache::lonnet::getfile($filename);
  549: 
  550:     if ($contents == -1) {
  551: 	return "File open failed for $filename";      # This will bomb the print.
  552:     }
  553:     return $contents;
  554: 
  555:     
  556: }
  557: 
  558: #  Fetch the annotations associated with a URL and 
  559: #  put a centered 'annotations:' title.
  560: #  This is all suppressed if the annotations are empty.
  561: #
  562: sub annotate {
  563:     my ($symb) = @_;
  564: 
  565:     my $annotation_text = &Apache::loncommon::get_annotation($symb, 1);
  566: 
  567: 
  568:     my $result = "";
  569: 
  570:     if (length($annotation_text) > 0) {
  571: 	$result .= '\\hspace*{\\fill} \\\\[\\baselineskip] \textbf{Annotations:} \\\\ ';
  572: 	$result .= "\n";
  573: 	$result .= &Apache::lonxml::latex_special_symbols($annotation_text,"");	# Escape latex.
  574: 	$result .= "\n\n";
  575:     }
  576:     return $result;
  577: }
  578: 
  579: #
  580: #   Set a global document font size:
  581: #   This is done by replacing \begin{document}
  582: #   with \begin{document}{\some-font-directive
  583: #   and \end{document} with
  584: #   }\end{document
  585: #
  586: sub set_font_size {
  587: 
  588:     my ($text) = @_;
  589: 
  590:     # There appear to be cases where the font directive is empty.. in which
  591:     # case the first substituion would  insert a spurious \ oh happy day.
  592:     # as this has been the cause of much mystery and hair pulling _sigh_
  593: 
  594:     if ($font_size ne '') {
  595: 
  596: 	$text =~ s/\\begin{document}/\\begin{document}{\\$font_size/;
  597:     }
  598:     $text =~ s/\\end{document}/}\\end{document}/;
  599:     return $text;
  600: 
  601: 
  602: }
  603: 
  604: # include_pdf - PDF files are included into the 
  605: # output as follows:
  606: #  - The PDF, if necessary, is replicated.
  607: #  - The PDF is added to the list of files to convert to postscript (along with the images).
  608: #  - The LaTeX is added to include the final converted postscript in the file as an included
  609: #    job.  The assumption is that the includedpsheader.ps header will be included.
  610: #
  611: # Parameters:
  612: #   pdf_uri   - URI of the PDF file to include.
  613: #   
  614: # Returns:
  615: #  The LaTeX to include.
  616: #
  617: # Assumptions:
  618: #    The uri is actually a PDF file
  619: #    The postscript will have the includepsheader.ps included.
  620: #
  621: #
  622: sub include_pdf {
  623:     my ($pdf_uri) = @_;
  624: 
  625:     # Where is the file? If not local we'll need to repcopy it:'
  626: 
  627:     my $file = &Apache::lonnet::filelocation('', $pdf_uri);
  628:     if (! -e $file) {
  629: 	&Apache::lonnet::repcopy($file);
  630: 	$file = &Apache::lonnet::filelocation('',$pdf_uri);
  631:     }
  632: 
  633:     #  The file isn ow replicated locally.. or it did not exist in the first place
  634:     # (unlikely).  If it did exist, add the pdf to the set of files/images that
  635:     # need tob e converted for this print job:
  636: 
  637:     my $londocroot = $Apache::lonnet::perlvar{'lonDocRoot'};
  638:     $file =~ s{(.*)/res/}{$londocroot/res/};
  639: 
  640:     open(FILE,">>$Apache::lonnet::perlvar{'lonPrtDir'}/$env{'user.name'}_$env{'user.domain'}_printout.dat");
  641:     print FILE ("$file\n");
  642:     close (FILE);
  643: 
  644:     # Construct the special to put out.  To do this we need to get the
  645:     # resulting filename after conversion.  The file will have the same name
  646:     # but will be in the user's spool directory with converted images.
  647: 
  648:     my $dirname = "/home/httpd/prtspool/$env{'user.name'}/";
  649:     my ( $base, $path,  $ext) = &fileparse($file, '.pdf');
  650: #    my $destname = $dirname.'/'.$base.'.eps'; # Not really an eps but easier in printout.pl
  651:     $base =~ s/ /\_/g;
  652: 
  653: 
  654:     my $output = &print_latex_header();
  655:     $output    .= '\special{ps: _begin_job_ ('
  656: 	.$base.'.pdf.eps'.
  657: 	')run _end_job_}';
  658: 
  659:     return $output;
  660: 
  661: 
  662: }
  663: ##
  664: #  Collect the various \select_language{language_name}
  665: #  latex tags to build a \usepackage[lang-list]{babel} which will
  666: #  appear just prior to the \begin{document} at the front of the concatenated
  667: #  set of resources:
  668: # @param doc - The string of latex to search/replace.
  669: # @return string
  670: # @retval - the modified document stringt.
  671: #
  672: sub collect_languages {
  673:     my $doc = shift;
  674:     my %languages;
  675:     while ($doc =~ /\\selectlanguage{(\w+)}/mg) {
  676: 	$languages{$1} = 1;	# allows us to request each language exactly once.
  677:     }
  678:     my @lang_list = (keys(%languages)); # List of unique languages
  679:     if (scalar @lang_list) {
  680: 	my $babel_header = '\usepackage[' . join(',', @lang_list) .']{babel}'. "\n";
  681: 	$doc =~ s/\\begin{document}/$babel_header\\begin{document}/;
  682:     }
  683:     return $doc;
  684: }
  685: #-------------------------------------------------------------------
  686: 
  687: #
  688: #   ssi_with_retries- Does the server side include of a resource.
  689: #                      if the ssi call returns an error we'll retry it up to
  690: #                      the number of times requested by the caller.
  691: #                      If we still have a proble, no text is appended to the
  692: #                      output and we set some global variables.
  693: #                      to indicate to the caller an SSI error occurred.  
  694: #                      All of this is supposed to deal with the issues described
  695: #                      in LonCAPA BZ 5631 see:
  696: #                      http://bugs.lon-capa.org/show_bug.cgi?id=5631
  697: #                      by informing the user that this happened.
  698: #
  699: # Parameters:
  700: #   resource   - The resource to include.  This is passed directly, without
  701: #                interpretation to lonnet::ssi.
  702: #   form       - The form hash parameters that guide the interpretation of the resource
  703: #                
  704: #   retries    - Number of retries allowed before giving up completely.
  705: # Returns:
  706: #   On success, returns the rendered resource identified by the resource parameter.
  707: # Side Effects:
  708: #   The following global variables can be set:
  709: #    ssi_error                - If an unrecoverable error occurred this becomes true.
  710: #                               It is up to the caller to initialize this to false
  711: #                               if desired.
  712: #    ssi_last_error_resource  - If an unrecoverable error occurred, this is the value
  713: #                               of the resource that could not be rendered by the ssi
  714: #                               call.
  715: #    ssi_last_error           - The error string fetched from the ssi response
  716: #                               in the event of an error.
  717: #
  718: sub ssi_with_retries {
  719:     my ($resource, $retries, %form) = @_;
  720: 
  721:     my $target = $form{'grade_target'};
  722:     my $aom    = $form{'answer_output_mode'};
  723: 
  724: 
  725: 
  726:     my ($content, $response) = &Apache::loncommon::ssi_with_retries($resource, $retries, %form);
  727:     if (!$response->is_success) {
  728: 	$ssi_error               = 1;
  729: 	$ssi_last_error_resource = $resource;
  730: 	$ssi_last_error          = $response->code . " " . $response->message;
  731:         $content='\section*{!!! An error occurred !!!}';	
  732:     }
  733: 
  734:     return $content;
  735: 
  736: }
  737: 
  738: sub get_student_view_with_retries {
  739:     my ($curresline,$retries,$username,$userdomain,$courseid,$target,$moreenv)=@_;
  740: 
  741:     my ($content, $response) = &Apache::loncommon::get_student_view_with_retries($curresline,$retries,$username,$userdomain,$courseid,$target,$moreenv);
  742:     if (!$response->is_success) {
  743:         $ssi_error               = 1;
  744:         $ssi_last_error_resource = $curresline.' for user '.$username.':'.$userdomain;
  745:         $ssi_last_error          = $response->code . " " . $response->message;
  746:         $content='\section*{!!! An error occurred !!!}';
  747:     }
  748:     return $content;
  749: 
  750: }
  751: 
  752: #
  753: #   printf_style_subst  item format_string repl
  754: #  
  755: # Does printf style substitution for a format string that
  756: # can have %[n]item in it.. wherever, %[n]item occurs,
  757: # rep is substituted in format_string.  Note that
  758: # [n] is an optional integer length.  If provided,
  759: # repl is truncated to at most [n] characters prior to 
  760: # substitution.
  761: #
  762: sub printf_style_subst {
  763:     my ($item, $format_string, $repl) = @_;
  764:     my $result = "";
  765:     while ($format_string =~ /(%)(\d*)\Q$item\E/g ) {
  766: 	my $fmt = $1;
  767: 	my $size = $2;
  768: 	my $subst = $repl;
  769: 	if ($size ne "") {
  770: 	    $subst = substr($subst, 0, $size);
  771: 	    
  772: 	    #  Here's a nice edge case.. supose the end of the
  773: 	    #  substring is a \.  In that case may have  just
  774: 	    #  chopped off a TeX escape... in that case, we append
  775: 	    #   " " for the trailing character, and let the field 
  776: 	    #  spill over a bit (sigh).
  777: 	    #  We don't just chop off the last character in order to deal
  778: 	    #  with one last pathology, and that would be if substr had
  779: 	    #  trimmed us to e.g. \\\  
  780: 
  781: 
  782: 	    if ($subst =~ /\\$/) {
  783: 		$subst .= " ";
  784: 	    }
  785: 	}
  786: 	my $item_pos = pos($format_string);
  787: 	$result .= substr($format_string, 0, $item_pos - length($size) -2) . $subst;
  788:         $format_string = substr($format_string, pos($format_string));
  789:     }
  790: 
  791:     # Put the residual format string into the result:
  792: 
  793:     $result .= $format_string;
  794: 
  795:     return $result;
  796: }
  797: 
  798: 
  799: # Format a header according to a format.  
  800: # 
  801: 
  802: # Substitutions:
  803: #     %a    - Assignment name.
  804: #     %c    - Course name.
  805: #     %n    - Student name.
  806: #     %s    - The section if it is supplied.
  807: #
  808: sub format_page_header {
  809:     my ($width, $format, $assignment, $course, $student, $section) = @_;
  810: 
  811: 
  812: 
  813:     $width = &recalcto_mm($width); # Get width in mm.
  814:     my $chars_per_line = int($width/1.6);   # Character/textline.
  815: 
  816:     #  Default format?
  817: 
  818:     if ($format eq '') {
  819: 	# For the default format, we may need to truncate
  820: 	# elements..  To do this we need to get the page width.
  821: 	# we assume that each character is about 2mm in width.
  822: 	# (correct for the header text size??).  We ignore
  823: 	# any formatting (e.g. boldfacing in this).
  824: 	# 
  825: 	# - Allow the student/course to be one line.
  826: 	#   but only truncate the course.
  827: 	# - Allow the assignment to be 2 lines (wrapped).
  828: 	#
  829: 
  830: 	
  831: 
  832: 	my $name_length    = int($chars_per_line *3 /4);
  833: 	my $sec_length     = int($chars_per_line / 5);
  834: 
  835: 	$format  = "%$name_length".'n';
  836: 
  837: 	if ($section) {
  838: 	    $format .=  ' - Sec: '."%$sec_length".'s';
  839: 	}
  840: 
  841: 	$format .= '\\\\%c \\\\ %a';
  842:         
  843: 
  844:     }
  845:     # An open question is how to handle long user formatted page headers...
  846:     # A possible future is to support e.g. %na so that the user can control
  847:     # the truncation of the elements that can appear in the header.
  848:     #
  849:     $format =  &printf_style_subst("a", $format, $assignment);
  850:     $format =  &printf_style_subst("c", $format, $course);
  851:     $format =  &printf_style_subst("n", $format, $student);
  852:     $format =  &printf_style_subst("s", $format, $section);
  853:     
  854:     
  855:     # If the user put %'s in the format string, they  must be escaped
  856:     # to \% else LaTeX will think they are comments and terminate
  857:     # the line.. which is bad!!!
  858:     
  859:     # If the user has role author, $course and $assignment are empty so
  860:     # there is '\\ \\ ' in the page header. That's cause a error in LaTeX
  861:     if($format =~ /\\\\\s\\\\\s/) {
  862:         #TODO find sensible caption for page header
  863:         my $testPrintout = '\\\\'.&mt('Construction Space').' \\\\'.&mt('Test-Printout ');
  864:         $format =~ s/\\\\\s\\\\\s/$testPrintout/;
  865:     }
  866:     #
  867:     #  We're going to trust LaTeX to break lines appropriately, but
  868:     #  we'll truncate anything that's more than 3 lines worth of
  869:     # text.  This is also assuming (which will probably end badly)
  870:     # nobody's going to embed LaTeX control sequences in the title
  871:     # header or rather that those control sequences won't get broken
  872:     # by the stuff below.
  873:     #
  874:     my $total_length = 3*$chars_per_line;
  875:     if (length($format) > $total_length) {
  876: 	$format = substr($format, 0, $total_length);
  877:     }
  878: 
  879: 
  880:     return $format;
  881:     
  882: }
  883: 
  884: #
  885: #   Convert a numeric code to letters
  886: #
  887: sub num_to_letters {
  888:     my ($num) = @_;
  889:     my @nums= split('',$num);
  890:     my @num_to_let=('A'..'Z');
  891:     my $word;
  892:     foreach my $digit (@nums) { $word.=$num_to_let[$digit]; }
  893:     return $word;
  894: }
  895: #   Convert a letter code to numeric.
  896: #
  897: sub letters_to_num {
  898:     my ($letters) = @_;
  899:     my @letters = split('', uc($letters));
  900:    my %substitution;
  901:     my $digit = 0;
  902:     foreach my $letter ('A'..'J') {
  903: 	$substitution{$letter} = $digit;
  904: 	$digit++;
  905:     }
  906:     #  The substitution is done as below to preserve leading
  907:     #  zeroes which are needed to keep the code size exact
  908:     #
  909:     my $result ="";
  910:     foreach my $letter (@letters) {
  911: 	$result.=$substitution{$letter};
  912:     }
  913:     return $result;
  914: }
  915: 
  916: #  Determine if a code is a valid numeric code.  Valid
  917: #  numeric codes must be comprised entirely of digits and
  918: #  have a correct number of digits.
  919: #
  920: #  Parameters:
  921: #     value      - proposed code value.
  922: #     num_digits - Number of digits required.
  923: #
  924: sub is_valid_numeric_code {
  925:     my ($value, $num_digits) = @_;
  926:     #   Remove leading/trailing whitespace;
  927:     $value =~ s/^\s*//g;
  928:     $value =~ s/\s*$//g;
  929:     
  930:     #  All digits?
  931:     if ($value !~ /^[0-9]+$/) {
  932: 	return "Numeric code $value has invalid characters - must only be digits";
  933:     }
  934:     if (length($value) != $num_digits) {
  935: 	return "Numeric code $value incorrect number of digits (correct = $num_digits)";
  936:     }
  937:     return undef;
  938: }
  939: #   Determines if a code is a valid alhpa code.  Alpha codes
  940: #   are ciphers that map  [A-J,a-j] -> 0..9 0..9.
  941: #   They also have a correct digit count.
  942: # Parameters:
  943: #     value          - Proposed code value.
  944: #     num_letters    - correct number of letters.
  945: # Note:
  946: #    leading and trailing whitespace are ignored.
  947: #
  948: sub is_valid_alpha_code {
  949:     my ($value, $num_letters) = @_;
  950:     
  951:      # strip leading and trailing spaces.
  952: 
  953:     $value =~ s/^\s*//g;
  954:     $value =~ s/\s*$//g;
  955: 
  956:     #  All alphas in the right range?
  957:     if ($value !~ /^[A-J,a-j]+$/) {
  958: 	return "Invalid letter code $value must only contain A-J";
  959:     }
  960:     if (length($value) != $num_letters) {
  961: 	return "Letter code $value has incorrect number of letters (correct = $num_letters)";
  962:     }
  963:     return undef;
  964: }
  965: 
  966: #   Determine if a code entered by the user in a helper is valid.
  967: #   valid depends on the code type and the type of code selected.
  968: #   The type of code selected can either be numeric or 
  969: #   Alphabetic.  If alphabetic, the code, in fact is a simple
  970: #   substitution cipher for the actual numeric code: 0->A, 1->B ...
  971: #   We'll be nice and be case insensitive for alpha codes.
  972: # Parameters:
  973: #    code_value    - the value of the code the user typed in.
  974: #    code_option   - The code type selected from the set in the scantron format
  975: #                    table.
  976: # Returns:
  977: #    undef         - The code is valid.
  978: #    other         - An error message indicating what's wrong.
  979: #
  980: sub is_code_valid {
  981:     my ($code_value, $code_option) = @_;
  982:     my ($code_type, $code_length) = ('letter', 6);	# defaults.
  983:     my @lines = &Apache::grades::get_scantronformat_file();
  984:     foreach my $line (@lines) {
  985: 	my ($name, $type, $length) = (split(/:/, $line))[0,2,4];
  986: 	if($name eq $code_option) {
  987: 	    $code_length = $length;
  988: 	    if($type eq 'number') {
  989: 		$code_type = 'number';
  990: 	    }
  991: 	}
  992:     }
  993:     my $valid;
  994:     if ($code_type eq 'number') {
  995: 	return &is_valid_numeric_code($code_value, $code_length);
  996:     } else {
  997: 	return &is_valid_alpha_code($code_value, $code_length);
  998:     }
  999: 
 1000: }
 1001: 
 1002: #   Compare two students by name.  The students are in the form
 1003: #   returned by the helper:
 1004: #      user:domain:section:last,   first:status
 1005: #   This is a helper function for the perl sort built-in  therefore:
 1006: # Implicit Inputs:
 1007: #    $a     - The first element to compare (global)
 1008: #    $b     - The second element to compare (global)
 1009: # Returns:
 1010: #   -1   - $a < $b
 1011: #    0   - $a == $b
 1012: #   +1   - $a > $b
 1013: #   Note that the initial comparison is done on the last names with the
 1014: #   first names only used to break the tie.
 1015: #
 1016: #
 1017: sub compare_names {
 1018:     #  First split the names up into the primary fields.
 1019: 
 1020:     my ($u1, $d1, $s1, $n1, $stat1) = split(/:/, $a);
 1021:     my ($u2, $d2, $s2, $n2, $stat2) = split(/:/, $b);
 1022: 
 1023:     # Now split the last name and first name of each n:
 1024:     #
 1025: 
 1026:     my ($l1,$f1) = split(/,/, $n1);
 1027:     my ($l2,$f2) = split(/,/, $n2);
 1028: 
 1029:     # We don't bother to remove the leading/trailing whitespace from the
 1030:     # firstname, unless the last names compare identical.
 1031: 
 1032:     if($l1 lt $l2) {
 1033: 	return -1;
 1034:     }
 1035:     if($l1 gt $l2) {
 1036: 	return  1;
 1037:     }
 1038: 
 1039:     # Break the tie on the first name, but there are leading (possibly trailing
 1040:     # whitespaces to get rid of first 
 1041:     #
 1042:     $f1 =~ s/^\s+//;		# Remove leading...
 1043:     $f1 =~ s/\s+$//;		# Trailing spaces from first 1...
 1044:     
 1045:     $f2 =~ s/^\s+//;
 1046:     $f2 =~ s/\s+$//;		# And the same for first 2...
 1047: 
 1048:     if($f1 lt $f2) {
 1049: 	return -1;
 1050:     }
 1051:     if($f1 gt $f2) {
 1052: 	return 1;
 1053:     }
 1054:     
 1055:     #  Must be the same name.
 1056: 
 1057:     return 0;
 1058: }
 1059: 
 1060: sub latex_header_footer_remove {
 1061:     my $text = shift;
 1062:     $text =~ s/\\end{document}//;
 1063:     $text =~ s/\\documentclass([^&]*)\\begin{document}//;
 1064:     return $text;
 1065: }
 1066: #
 1067: #  If necessary, encapsulate text inside 
 1068: #  a minipage env.
 1069: #  necessity is determined by the problem_split param.
 1070: #
 1071: sub encapsulate_minipage {
 1072:     my ($text) = @_;
 1073:     if (!($env{'form.problem.split'} =~ /yes/i)) {
 1074: 	$text = '\begin{minipage}{\textwidth}'.$text.'\end{minipage}';
 1075:     }
 1076:     return $text;
 1077: }
 1078: #
 1079: #  The NUMBER_TO_PRINT and SPLIT_PDFS
 1080: #  variables interact, this sub looks at these two parameters
 1081: #  and comes up with a final value for NUMBER_TO_PRINT which can be:
 1082: #     all     - if SPLIT_PDFS eq 'all'.
 1083: #     1       - if SPLIT_PDFS eq 'oneper'
 1084: #     section - if SPLIT_PDFS eq 'sections'
 1085: #     <unchanged> - if SPLIT_PDFS eq 'usenumber'
 1086: #
 1087: sub adjust_number_to_print {
 1088:     my $helper = shift;
 1089: 
 1090:     my $split_pdf = $helper->{'VARS'}->{'SPLIT_PDFS'};
 1091:     
 1092:     if ($split_pdf eq 'all') {
 1093: 	$helper->{'VARS'}->{'NUMBER_TO_PRINT'} = 'all';
 1094:     } elsif ($split_pdf eq 'oneper') {
 1095: 	$helper->{'VARS'}->{'NUMBER_TO_PRINT'} = 1;
 1096:     } elsif ($split_pdf eq 'sections') {
 1097: 	$helper->{'VARS'}->{'NUMBER_TO_PRINT'} = 'section';
 1098:     } elsif ($split_pdf eq 'usenumber') {
 1099: 	#  Unmodified.
 1100:     } else {
 1101: 	# Error!!!!
 1102: 	
 1103: 	croak "bad SPLIT_PDFS: $split_pdf in lonprintout::adjust_number_to_print";
 1104: 
 1105:     }
 1106: }
 1107: 
 1108: 
 1109: sub character_chart {
 1110:     my $result = shift;
 1111:     return  &Apache::entities::replace_entities($result);
 1112: }
 1113: 
 1114: sub old_character_chart {
 1115:     my $result = shift;	
 1116:     $result =~ s/&\#0?0?(7|9);//g;
 1117:     $result =~ s/&\#0?(10|13);//g;
 1118:     $result =~ s/&\#0?32;/ /g;
 1119:     $result =~ s/&\#0?33;/!/g;
 1120:     $result =~ s/&(\#0?34|quot);/\"/g;
 1121:     $result =~ s/&\#0?35;/\\\#/g;
 1122:     $result =~ s/&\#0?36;/\\\$/g;
 1123:     $result =~ s/&\#0?37;/\\%/g; 
 1124:     $result =~ s/&(\#0?38|amp);/\\&/g; 
 1125:     $result =~ s/&\#(0?39|146);/\'/g;
 1126:     $result =~ s/&\#0?40;/(/g;
 1127:     $result =~ s/&\#0?41;/)/g;
 1128:     $result =~ s/&\#0?42;/\*/g;
 1129:     $result =~ s/&\#0?43;/\+/g;
 1130:     $result =~ s/&\#(0?44|130);/,/g;
 1131:     $result =~ s/&\#0?45;/-/g;
 1132:     $result =~ s/&\#0?46;/\./g;
 1133:     $result =~ s/&\#0?47;/\//g;
 1134:     $result =~ s/&\#0?48;/0/g;
 1135:     $result =~ s/&\#0?49;/1/g;
 1136:     $result =~ s/&\#0?50;/2/g;
 1137:     $result =~ s/&\#0?51;/3/g;
 1138:     $result =~ s/&\#0?52;/4/g;
 1139:     $result =~ s/&\#0?53;/5/g;
 1140:     $result =~ s/&\#0?54;/6/g;
 1141:     $result =~ s/&\#0?55;/7/g;
 1142:     $result =~ s/&\#0?56;/8/g;
 1143:     $result =~ s/&\#0?57;/9/g;
 1144:     $result =~ s/&\#0?58;/:/g;
 1145:     $result =~ s/&\#0?59;/;/g;
 1146:     $result =~ s/&(\#0?60|lt|\#139);/\$<\$/g;
 1147:     $result =~ s/&\#0?61;/\\ensuremath\{=\}/g;
 1148:     $result =~ s/&(\#0?62|gt|\#155);/\\ensuremath\{>\}/g;
 1149:     $result =~ s/&\#0?63;/\?/g;
 1150:     $result =~ s/&\#0?65;/A/g;
 1151:     $result =~ s/&\#0?66;/B/g;
 1152:     $result =~ s/&\#0?67;/C/g;
 1153:     $result =~ s/&\#0?68;/D/g;
 1154:     $result =~ s/&\#0?69;/E/g;
 1155:     $result =~ s/&\#0?70;/F/g;
 1156:     $result =~ s/&\#0?71;/G/g;
 1157:     $result =~ s/&\#0?72;/H/g;
 1158:     $result =~ s/&\#0?73;/I/g;
 1159:     $result =~ s/&\#0?74;/J/g;
 1160:     $result =~ s/&\#0?75;/K/g;
 1161:     $result =~ s/&\#0?76;/L/g;
 1162:     $result =~ s/&\#0?77;/M/g;
 1163:     $result =~ s/&\#0?78;/N/g;
 1164:     $result =~ s/&\#0?79;/O/g;
 1165:     $result =~ s/&\#0?80;/P/g;
 1166:     $result =~ s/&\#0?81;/Q/g;
 1167:     $result =~ s/&\#0?82;/R/g;
 1168:     $result =~ s/&\#0?83;/S/g;
 1169:     $result =~ s/&\#0?84;/T/g;
 1170:     $result =~ s/&\#0?85;/U/g;
 1171:     $result =~ s/&\#0?86;/V/g;
 1172:     $result =~ s/&\#0?87;/W/g;
 1173:     $result =~ s/&\#0?88;/X/g;
 1174:     $result =~ s/&\#0?89;/Y/g;
 1175:     $result =~ s/&\#0?90;/Z/g;
 1176:     $result =~ s/&\#0?91;/[/g;
 1177:     $result =~ s/&\#0?92;/\\ensuremath\{\\setminus\}/g;
 1178:     $result =~ s/&\#0?93;/]/g;
 1179:     $result =~ s/&\#(0?94|136);/\\ensuremath\{\\wedge\}/g;
 1180:     $result =~ s/&\#(0?95|138|154);/\\underline{\\makebox[2mm]{\\strut}}/g;
 1181:     $result =~ s/&\#(0?96|145);/\`/g;
 1182:     $result =~ s/&\#0?97;/a/g;
 1183:     $result =~ s/&\#0?98;/b/g;
 1184:     $result =~ s/&\#0?99;/c/g;
 1185:     $result =~ s/&\#100;/d/g;
 1186:     $result =~ s/&\#101;/e/g;
 1187:     $result =~ s/&\#102;/f/g;
 1188:     $result =~ s/&\#103;/g/g;
 1189:     $result =~ s/&\#104;/h/g;
 1190:     $result =~ s/&\#105;/i/g;
 1191:     $result =~ s/&\#106;/j/g;
 1192:     $result =~ s/&\#107;/k/g;
 1193:     $result =~ s/&\#108;/l/g;
 1194:     $result =~ s/&\#109;/m/g;
 1195:     $result =~ s/&\#110;/n/g;
 1196:     $result =~ s/&\#111;/o/g;
 1197:     $result =~ s/&\#112;/p/g;
 1198:     $result =~ s/&\#113;/q/g;
 1199:     $result =~ s/&\#114;/r/g;
 1200:     $result =~ s/&\#115;/s/g;
 1201:     $result =~ s/&\#116;/t/g;
 1202:     $result =~ s/&\#117;/u/g;
 1203:     $result =~ s/&\#118;/v/g;
 1204:     $result =~ s/&\#119;/w/g;
 1205:     $result =~ s/&\#120;/x/g;
 1206:     $result =~ s/&\#121;/y/g;
 1207:     $result =~ s/&\#122;/z/g;
 1208:     $result =~ s/&\#123;/\\{/g;
 1209:     $result =~ s/&\#124;/\|/g;
 1210:     $result =~ s/&\#125;/\\}/g;
 1211:     $result =~ s/&\#126;/\~/g;
 1212:     $result =~ s/&\#131;/\\textflorin /g;
 1213:     $result =~ s/&\#132;/\"/g;
 1214:     $result =~ s/&\#133;/\\ensuremath\{\\ldots\}/g;
 1215:     $result =~ s/&\#134;/\\ensuremath\{\\dagger\}/g;
 1216:     $result =~ s/&\#135;/\\ensuremath\{\\ddagger\}/g;
 1217:     $result =~ s/&\#137;/\\textperthousand /g;
 1218:     $result =~ s/&\#140;/{\\OE}/g;
 1219:     $result =~ s/&\#147;/\`\`/g;
 1220:     $result =~ s/&\#148;/\'\'/g;
 1221:     $result =~ s/&\#149;/\\ensuremath\{\\bullet\}/g;
 1222:     $result =~ s/&(\#150|\#8211);/--/g;
 1223:     $result =~ s/&\#151;/---/g;
 1224:     $result =~ s/&\#152;/\\ensuremath\{\\sim\}/g;
 1225:     $result =~ s/&\#153;/\\texttrademark /g;
 1226:     $result =~ s/&\#156;/\\oe/g;
 1227:     $result =~ s/&\#159;/\\\"Y/g;
 1228:     $result =~ s/&(\#160|nbsp);/~/g;
 1229:     $result =~ s/&(\#161|iexcl);/!\`/g;
 1230:     $result =~ s/&(\#162|cent);/\\textcent /g;
 1231:     $result =~ s/&(\#163|pound);/\\pounds /g; 
 1232:     $result =~ s/&(\#164|curren);/\\textcurrency /g;
 1233:     $result =~ s/&(\#165|yen);/\\textyen /g;
 1234:     $result =~ s/&(\#166|brvbar);/\\textbrokenbar /g;
 1235:     $result =~ s/&(\#167|sect);/\\textsection /g;
 1236:     $result =~ s/&(\#168|uml);/\\"\{\} /g;
 1237:     $result =~ s/&(\#169|copy);/\\copyright /g;
 1238:     $result =~ s/&(\#170|ordf);/\\textordfeminine /g;
 1239:     $result =~ s/&(\#172|not);/\\ensuremath\{\\neg\}/g;
 1240:     $result =~ s/&(\#173|shy);/ - /g;
 1241:     $result =~ s/&(\#174|reg);/\\textregistered /g;
 1242:     $result =~ s/&(\#175|macr);/\\ensuremath\{^{-}\}/g;
 1243:     $result =~ s/&(\#176|deg);/\\ensuremath\{^{\\circ}\}/g;
 1244:     $result =~ s/&(\#177|plusmn);/\\ensuremath\{\\pm\}/g;
 1245:     $result =~ s/&(\#178|sup2);/\\ensuremath\{^2\}/g;
 1246:     $result =~ s/&(\#179|sup3);/\\ensuremath\{^3\}/g;
 1247:     $result =~ s/&(\#180|acute);/\\'\{\} /g;
 1248:     $result =~ s/&(\#181|micro);/\\ensuremath\{\\mu\}/g;
 1249:     $result =~ s/&(\#182|para);/\\P/g;
 1250:     $result =~ s/&(\#183|middot);/\\ensuremath\{\\cdot\}/g;
 1251:     $result =~ s/&(\#184|cedil);/\\c{\\strut}/g;
 1252:     $result =~ s/&(\#185|sup1);/\\ensuremath\{^1\}/g;
 1253:     $result =~ s/&(\#186|ordm);/\\textordmasculine /g;
 1254:     $result =~ s/&(\#188|frac14);/\\textonequarter /g;
 1255:     $result =~ s/&(\#189|frac12);/\\textonehalf /g;
 1256:     $result =~ s/&(\#190|frac34);/\\textthreequarters /g;
 1257:     $result =~ s/&(\#191|iquest);/?\`/g;   
 1258:     $result =~ s/&(\#192|Agrave);/\\\`{A}/g;  
 1259:     $result =~ s/&(\#193|Aacute);/\\\'{A}/g; 
 1260:     $result =~ s/&(\#194|Acirc);/\\^{A}/g;
 1261:     $result =~ s/&(\#195|Atilde);/\\~{A}/g;
 1262:     $result =~ s/&(\#196|Auml);/\\\"{A}/g; 
 1263:     $result =~ s/&(\#197|Aring);/{\\AA}/g;
 1264:     $result =~ s/&(\#198|AElig);/{\\AE}/g;
 1265:     $result =~ s/&(\#199|Ccedil);/\\c{c}/g;
 1266:     $result =~ s/&(\#200|Egrave);/\\\`{E}/g;  
 1267:     $result =~ s/&(\#201|Eacute);/\\\'{E}/g;    
 1268:     $result =~ s/&(\#202|Ecirc);/\\^{E}/g;
 1269:     $result =~ s/&(\#203|Euml);/\\\"{E}/g;
 1270:     $result =~ s/&(\#204|Igrave);/\\\`{I}/g;
 1271:     $result =~ s/&(\#205|Iacute);/\\\'{I}/g;    
 1272:     $result =~ s/&(\#206|Icirc);/\\^{I}/g;
 1273:     $result =~ s/&(\#207|Iuml);/\\\"{I}/g;    
 1274:     $result =~ s/&(\#209|Ntilde);/\\~{N}/g;
 1275:     $result =~ s/&(\#210|Ograve);/\\\`{O}/g;
 1276:     $result =~ s/&(\#211|Oacute);/\\\'{O}/g;
 1277:     $result =~ s/&(\#212|Ocirc);/\\^{O}/g;
 1278:     $result =~ s/&(\#213|Otilde);/\\~{O}/g;
 1279:     $result =~ s/&(\#214|Ouml);/\\\"{O}/g;    
 1280:     $result =~ s/&(\#215|times);/\\ensuremath\{\\times\}/g;
 1281:     $result =~ s/&(\#216|Oslash);/{\\O}/g;
 1282:     $result =~ s/&(\#217|Ugrave);/\\\`{U}/g;    
 1283:     $result =~ s/&(\#218|Uacute);/\\\'{U}/g;
 1284:     $result =~ s/&(\#219|Ucirc);/\\^{U}/g;
 1285:     $result =~ s/&(\#220|Uuml);/\\\"{U}/g;
 1286:     $result =~ s/&(\#221|Yacute);/\\\'{Y}/g;
 1287:     $result =~ s/&(\#223|szlig);/{\\ss}/g;
 1288:     $result =~ s/&(\#224|agrave);/\\\`{a}/g;
 1289:     $result =~ s/&(\#225|aacute);/\\\'{a}/g;
 1290:     $result =~ s/&(\#226|acirc);/\\^{a}/g;
 1291:     $result =~ s/&(\#227|atilde);/\\~{a}/g;
 1292:     $result =~ s/&(\#228|auml);/\\\"{a}/g;
 1293:     $result =~ s/&(\#229|aring);/{\\aa}/g;
 1294:     $result =~ s/&(\#230|aelig);/{\\ae}/g;
 1295:     $result =~ s/&(\#231|ccedil);/\\c{c}/g;
 1296:     $result =~ s/&(\#232|egrave);/\\\`{e}/g;
 1297:     $result =~ s/&(\#233|eacute);/\\\'{e}/g;
 1298:     $result =~ s/&(\#234|ecirc);/\\^{e}/g;
 1299:     $result =~ s/&(\#235|euml);/\\\"{e}/g;
 1300:     $result =~ s/&(\#236|igrave);/\\\`{i}/g;
 1301:     $result =~ s/&(\#237|iacute);/\\\'{i}/g;
 1302:     $result =~ s/&(\#238|icirc);/\\^{i}/g;
 1303:     $result =~ s/&(\#239|iuml);/\\\"{i}/g;
 1304:     $result =~ s/&(\#240|eth);/\\ensuremath\{\\partial\}/g;
 1305:     $result =~ s/&(\#241|ntilde);/\\~{n}/g;
 1306:     $result =~ s/&(\#242|ograve);/\\\`{o}/g;
 1307:     $result =~ s/&(\#243|oacute);/\\\'{o}/g;
 1308:     $result =~ s/&(\#244|ocirc);/\\^{o}/g;
 1309:     $result =~ s/&(\#245|otilde);/\\~{o}/g;
 1310:     $result =~ s/&(\#246|ouml);/\\\"{o}/g;
 1311:     $result =~ s/&(\#247|divide);/\\ensuremath\{\\div\}/g;
 1312:     $result =~ s/&(\#248|oslash);/{\\o}/g;
 1313:     $result =~ s/&(\#249|ugrave);/\\\`{u}/g; 
 1314:     $result =~ s/&(\#250|uacute);/\\\'{u}/g;
 1315:     $result =~ s/&(\#251|ucirc);/\\^{u}/g;
 1316:     $result =~ s/&(\#252|uuml);/\\\"{u}/g;
 1317:     $result =~ s/&(\#253|yacute);/\\\'{y}/g;
 1318:     $result =~ s/&(\#255|yuml);/\\\"{y}/g;
 1319:     $result =~ s/&\#295;/\\ensuremath\{\\hbar\}/g;
 1320:     $result =~ s/&\#952;/\\ensuremath\{\\theta\}/g;
 1321: #Greek Alphabet
 1322:     $result =~ s/&(alpha|\#945);/\\ensuremath\{\\alpha\}/g;
 1323:     $result =~ s/&(beta|\#946);/\\ensuremath\{\\beta\}/g;
 1324:     $result =~ s/&(gamma|\#947);/\\ensuremath\{\\gamma\}/g;
 1325:     $result =~ s/&(delta|\#948);/\\ensuremath\{\\delta\}/g;
 1326:     $result =~ s/&(epsilon|\#949);/\\ensuremath\{\\epsilon\}/g;
 1327:     $result =~ s/&(zeta|\#950);/\\ensuremath\{\\zeta\}/g;
 1328:     $result =~ s/&(eta|\#951);/\\ensuremath\{\\eta\}/g;
 1329:     $result =~ s/&(theta|\#952);/\\ensuremath\{\\theta\}/g;
 1330:     $result =~ s/&(iota|\#953);/\\ensuremath\{\\iota\}/g;
 1331:     $result =~ s/&(kappa|\#954);/\\ensuremath\{\\kappa\}/g;
 1332:     $result =~ s/&(lambda|\#955);/\\ensuremath\{\\lambda\}/g;
 1333:     $result =~ s/&(mu|\#956);/\\ensuremath\{\\mu\}/g;
 1334:     $result =~ s/&(nu|\#957);/\\ensuremath\{\\nu\}/g;
 1335:     $result =~ s/&(xi|\#958);/\\ensuremath\{\\xi\}/g;
 1336:     $result =~ s/&(omicron|\#959);/o/g;
 1337:     $result =~ s/&(pi|\#960);/\\ensuremath\{\\pi\}/g;
 1338:     $result =~ s/&(rho|\#961);/\\ensuremath\{\\rho\}/g;
 1339:     $result =~ s/&(sigma|\#963);/\\ensuremath\{\\sigma\}/g;
 1340:     $result =~ s/&(tau|\#964);/\\ensuremath\{\\tau\}/g;
 1341:     $result =~ s/&(upsilon|\#965);/\\ensuremath\{\\upsilon\}/g;
 1342:     $result =~ s/&(phi|\#966);/\\ensuremath\{\\phi\}/g;
 1343:     $result =~ s/&(chi|\#967);/\\ensuremath\{\\chi\}/g;
 1344:     $result =~ s/&(psi|\#968);/\\ensuremath\{\\psi\}/g;
 1345:     $result =~ s/&(omega|\#969);/\\ensuremath\{\\omega\}/g;
 1346:     $result =~ s/&(thetasym|\#977);/\\ensuremath\{\\vartheta\}/g;
 1347:     $result =~ s/&(piv|\#982);/\\ensuremath\{\\varpi\}/g;
 1348:     $result =~ s/&(Alpha|\#913);/A/g;
 1349:     $result =~ s/&(Beta|\#914);/B/g;
 1350:     $result =~ s/&(Gamma|\#915);/\\ensuremath\{\\Gamma\}/g;
 1351:     $result =~ s/&(Delta|\#916);/\\ensuremath\{\\Delta\}/g;
 1352:     $result =~ s/&(Epsilon|\#917);/E/g;
 1353:     $result =~ s/&(Zeta|\#918);/Z/g;
 1354:     $result =~ s/&(Eta|\#919);/H/g;
 1355:     $result =~ s/&(Theta|\#920);/\\ensuremath\{\\Theta\}/g;
 1356:     $result =~ s/&(Iota|\#921);/I/g;
 1357:     $result =~ s/&(Kappa|\#922);/K/g;
 1358:     $result =~ s/&(Lambda|\#923);/\\ensuremath\{\\Lambda\}/g;
 1359:     $result =~ s/&(Mu|\#924);/M/g;
 1360:     $result =~ s/&(Nu|\#925);/N/g;
 1361:     $result =~ s/&(Xi|\#926);/\\ensuremath\{\\Xi\}/g;
 1362:     $result =~ s/&(Omicron|\#927);/O/g;
 1363:     $result =~ s/&(Pi|\#928);/\\ensuremath\{\\Pi\}/g;
 1364:     $result =~ s/&(Rho|\#929);/P/g;
 1365:     $result =~ s/&(Sigma|\#931);/\\ensuremath\{\\Sigma\}/g;
 1366:     $result =~ s/&(Tau|\#932);/T/g;
 1367:     $result =~ s/&(Upsilon|\#933);/\\ensuremath\{\\Upsilon\}/g;
 1368:     $result =~ s/&(Phi|\#934);/\\ensuremath\{\\Phi\}/g;
 1369:     $result =~ s/&(Chi|\#935);/X/g;
 1370:     $result =~ s/&(Psi|\#936);/\\ensuremath\{\\Psi\}/g;
 1371:     $result =~ s/&(Omega|\#937);/\\ensuremath\{\\Omega\}/g;
 1372: #Arrows (extended HTML 4.01)
 1373:     $result =~ s/&(larr|\#8592);/\\ensuremath\{\\leftarrow\}/g;
 1374:     $result =~ s/&(uarr|\#8593);/\\ensuremath\{\\uparrow\}/g;
 1375:     $result =~ s/&(rarr|\#8594);/\\ensuremath\{\\rightarrow\}/g;
 1376:     $result =~ s/&(darr|\#8595);/\\ensuremath\{\\downarrow\}/g;
 1377:     $result =~ s/&(harr|\#8596);/\\ensuremath\{\\leftrightarrow\}/g;
 1378:     $result =~ s/&(lArr|\#8656);/\\ensuremath\{\\Leftarrow\}/g;
 1379:     $result =~ s/&(uArr|\#8657);/\\ensuremath\{\\Uparrow\}/g;
 1380:     $result =~ s/&(rArr|\#8658);/\\ensuremath\{\\Rightarrow\}/g;
 1381:     $result =~ s/&(dArr|\#8659);/\\ensuremath\{\\Downarrow\}/g;
 1382:     $result =~ s/&(hArr|\#8660);/\\ensuremath\{\\Leftrightarrow\}/g;
 1383: #Mathematical Operators (extended HTML 4.01)
 1384:     $result =~ s/&(forall|\#8704);/\\ensuremath\{\\forall\}/g;
 1385:     $result =~ s/&(part|\#8706);/\\ensuremath\{\\partial\}/g;
 1386:     $result =~ s/&(exist|\#8707);/\\ensuremath\{\\exists\}/g;
 1387:     $result =~ s/&(empty|\#8709);/\\ensuremath\{\\emptyset\}/g;
 1388:     $result =~ s/&(nabla|\#8711);/\\ensuremath\{\\nabla\}/g;
 1389:     $result =~ s/&(isin|\#8712);/\\ensuremath\{\\in\}/g;
 1390:     $result =~ s/&(notin|\#8713);/\\ensuremath\{\\notin\}/g;
 1391:     $result =~ s/&(ni|\#8715);/\\ensuremath\{\\ni\}/g;
 1392:     $result =~ s/&(prod|\#8719);/\\ensuremath\{\\prod\}/g;
 1393:     $result =~ s/&(sum|\#8721);/\\ensuremath\{\\sum\}/g;
 1394:     $result =~ s/&(minus|\#8722);/\\ensuremath\{-\}/g;
 1395:     $result =~ s/–/\\ensuremath\{-\}/g;
 1396:     $result =~ s/&(lowast|\#8727);/\\ensuremath\{*\}/g;
 1397:     $result =~ s/&(radic|\#8730);/\\ensuremath\{\\surd\}/g;
 1398:     $result =~ s/&(prop|\#8733);/\\ensuremath\{\\propto\}/g;
 1399:     $result =~ s/&(infin|\#8734);/\\ensuremath\{\\infty\}/g;
 1400:     $result =~ s/&(ang|\#8736);/\\ensuremath\{\\angle\}/g;
 1401:     $result =~ s/&(and|\#8743);/\\ensuremath\{\\wedge\}/g;
 1402:     $result =~ s/&(or|\#8744);/\\ensuremath\{\\vee\}/g;
 1403:     $result =~ s/&(cap|\#8745);/\\ensuremath\{\\cap\}/g;
 1404:     $result =~ s/&(cup|\#8746);/\\ensuremath\{\\cup\}/g;
 1405:     $result =~ s/&(int|\#8747);/\\ensuremath\{\\int\}/g;
 1406:     $result =~ s/&(sim|\#8764);/\\ensuremath\{\\sim\}/g;
 1407:     $result =~ s/&(cong|\#8773);/\\ensuremath\{\\cong\}/g;
 1408:     $result =~ s/&(asymp|\#8776);/\\ensuremath\{\\approx\}/g;
 1409:     $result =~ s/&(ne|\#8800);/\\ensuremath\{\\not=\}/g;
 1410:     $result =~ s/&(equiv|\#8801);/\\ensuremath\{\\equiv\}/g;
 1411:     $result =~ s/&(le|\#8804);/\\ensuremath\{\\leq\}/g;
 1412:     $result =~ s/&(ge|\#8805);/\\ensuremath\{\\geq\}/g;
 1413:     $result =~ s/&(sub|\#8834);/\\ensuremath\{\\subset\}/g;
 1414:     $result =~ s/&(sup|\#8835);/\\ensuremath\{\\supset\}/g;
 1415:     $result =~ s/&(nsub|\#8836);/\\ensuremath\{\\not\\subset\}/g;
 1416:     $result =~ s/&(sube|\#8838);/\\ensuremath\{\\subseteq\}/g;
 1417:     $result =~ s/&(supe|\#8839);/\\ensuremath\{\\supseteq\}/g;
 1418:     $result =~ s/&(oplus|\#8853);/\\ensuremath\{\\oplus\}/g;
 1419:     $result =~ s/&(otimes|\#8855);/\\ensuremath\{\\otimes\}/g;
 1420:     $result =~ s/&(perp|\#8869);/\\ensuremath\{\\perp\}/g;
 1421:     $result =~ s/&(sdot|\#8901);/\\ensuremath\{\\cdot\}/g;
 1422: #Geometric Shapes (extended HTML 4.01)
 1423:     $result =~ s/&(loz|\#9674);/\\ensuremath\{\\Diamond\}/g;
 1424: #Miscellaneous Symbols (extended HTML 4.01)
 1425:     $result =~ s/&(spades|\#9824);/\\ensuremath\{\\spadesuit\}/g;
 1426:     $result =~ s/&(clubs|\#9827);/\\ensuremath\{\\clubsuit\}/g;
 1427:     $result =~ s/&(hearts|\#9829);/\\ensuremath\{\\heartsuit\}/g;
 1428:     $result =~ s/&(diams|\#9830);/\\ensuremath\{\\diamondsuit\}/g;
 1429: #   Chemically useful 'things' contributed by Hon Kie (bug 4652).
 1430: 
 1431:     $result =~ s/&\#8636;/\\ensuremath\{\\leftharpoonup\}/g;
 1432:     $result =~ s/&\#8637;/\\ensuremath\{\\leftharpoondown\}/g;
 1433:     $result =~ s/&\#8640;/\\ensuremath\{\\rightharpoonup\}/g;
 1434:     $result =~ s/&\#8641;/\\ensuremath\{\\rightharpoondown\}/g;
 1435:     $result =~ s/&\#8652;/\\ensuremath\{\\rightleftharpoons\}/g;
 1436:     $result =~ s/&\#8605;/\\ensuremath\{\\leadsto\}/g;
 1437:     $result =~ s/&\#8617;/\\ensuremath\{\\hookleftarrow\}/g;
 1438:     $result =~ s/&\#8618;/\\ensuremath\{\\hookrightarrow\}/g;
 1439:     $result =~ s/&\#8614;/\\ensuremath\{\\mapsto\}/g;
 1440:     $result =~ s/&\#8599;/\\ensuremath\{\\nearrow\}/g;
 1441:     $result =~ s/&\#8600;/\\ensuremath\{\\searrow\}/g;
 1442:     $result =~ s/&\#8601;/\\ensuremath\{\\swarrow\}/g;
 1443:     $result =~ s/&\#8598;/\\ensuremath\{\\nwarrow\}/g;
 1444: 
 1445:     # Left/right quotations:
 1446: 
 1447:     $result =~ s/&(ldquo|#8220);/\`\`/g;
 1448:     $result =~ s/&(rdquo|#8221);/\'\'/g;
 1449: 
 1450: 
 1451: 
 1452:     return $result;
 1453: }
 1454: 
 1455: 
 1456:                   #width, height, oddsidemargin, evensidemargin, topmargin
 1457: my %page_formats=
 1458:     ('letter' => {
 1459: 	 'book' => {
 1460: 	     '1' => [ '7.1 in','9.8 in', '-0.57 in','-0.57 in','0.275 in'],
 1461: 	     '2' => ['3.66 in','9.8 in', '-0.57 in','-0.57 in','0.275 in']
 1462: 	 },
 1463: 	 'album' => {
 1464: 	     '1' => [ '8.8 in', '6.8 in','-0.55 in',  '-0.55 in','0.394 in'],
 1465: 	     '2' => [ '4.8 in', '6.8 in','-0.5 in', '-1.0 in','3.5 in']
 1466: 	 },
 1467:      },
 1468:      'legal' => {
 1469: 	 'book' => {
 1470: 	     '1' => ['7.1 in','13 in',,'-0.57 in','-0.57 in','-0.5 in'],
 1471: 	     '2' => ['3.66 in','13 in','-0.57 in','-0.57 in','-0.5 in']
 1472: 	 },
 1473: 	 'album' => {
 1474: 	     '1' => ['12 in','7.1 in',,'-0.57 in','-0.57 in','-0.5 in'],
 1475:              '2' => ['6.0 in','7.1 in','-1 in','-1 in','5 in']
 1476:           },
 1477:      },
 1478:      'tabloid' => {
 1479: 	 'book' => {
 1480: 	     '1' => ['9.8 in','16 in','-0.57 in','-0.57 in','-0.5 in'],
 1481: 	     '2' => ['4.9 in','16 in','-0.57 in','-0.57 in','-0.5 in']
 1482: 	 },
 1483: 	 'album' => {
 1484: 	     '1' => ['16 in','9.8 in','-0.57 in','-0.57 in','-0.5 in'],
 1485: 	     '2' => ['16 in','4.9 in','-0.57 in','-0.57 in','-0.5 in']
 1486:           },
 1487:      },
 1488:      'executive' => {
 1489: 	 'book' => {
 1490: 	     '1' => ['6.8 in','9 in','-0.57 in','-0.57 in','1.2 in'],
 1491: 	     '2' => ['3.1 in','9 in','-0.57 in','-0.57 in','1.2 in']
 1492: 	 },
 1493: 	 'album' => {
 1494: 	     '1' => [],
 1495: 	     '2' => []
 1496:           },
 1497:      },
 1498:      'a2' => {
 1499: 	 'book' => {
 1500: 	     '1' => [],
 1501: 	     '2' => []
 1502: 	 },
 1503: 	 'album' => {
 1504: 	     '1' => [],
 1505: 	     '2' => []
 1506:           },
 1507:      },
 1508:      'a3' => {
 1509: 	 'book' => {
 1510: 	     '1' => [],
 1511: 	     '2' => []
 1512: 	 },
 1513: 	 'album' => {
 1514: 	     '1' => [],
 1515: 	     '2' => []
 1516:           },
 1517:      },
 1518:      'a4' => {
 1519: 	 'book' => {
 1520: 	     '1' => ['17.6 cm','27.2 cm','-1.397 cm','-2.11 cm','-1.27 cm'],
 1521: 	     '2' => [ '9.1 cm','27.2 cm','-1.397 cm','-2.11 cm','-1.27 cm']
 1522: 	 },
 1523: 	 'album' => {
 1524: 	     '1' => ['21.59 cm','19.558 cm','-1.397cm','-2.11 cm','0 cm'],
 1525: 	     '2' => ['9.91 cm','19.558 cm','-1.397 cm','-2.11 cm','0 cm']
 1526: 	 },
 1527:      },
 1528:      'a5' => {
 1529: 	 'book' => {
 1530: 	     '1' => [],
 1531: 	     '2' => []
 1532: 	 },
 1533: 	 'album' => {
 1534: 	     '1' => [],
 1535: 	     '2' => []
 1536:           },
 1537:      },
 1538:      'a6' => {
 1539: 	 'book' => {
 1540: 	     '1' => [],
 1541: 	     '2' => []
 1542: 	 },
 1543: 	 'album' => {
 1544: 	     '1' => [],
 1545: 	     '2' => []
 1546:           },
 1547:      },
 1548:      );
 1549: 
 1550: sub page_format {
 1551: #
 1552: #Supported paper format: "Letter [8 1/2x11 in]",      "Legal [8 1/2x14 in]",
 1553: #                        "Ledger/Tabloid [11x17 in]", "Executive [7 1/2x10 in]",
 1554: #                        "A2 [420x594 mm]",           "A3 [297x420 mm]",
 1555: #                        "A4 [210x297 mm]",           "A5 [148x210 mm]",
 1556: #                        "A6 [105x148 mm]"
 1557: # 
 1558:     my ($papersize,$layout,$numberofcolumns) = @_; 
 1559:     return @{$page_formats{$papersize}->{$layout}->{$numberofcolumns}};
 1560: }
 1561: 
 1562: 
 1563: sub get_name {
 1564:     my ($uname,$udom)=@_;
 1565:     if (!defined($uname)) { $uname=$env{'user.name'}; }
 1566:     if (!defined($udom)) { $udom=$env{'user.domain'}; }
 1567:     my $plainname=&Apache::loncommon::plainname($uname,$udom);
 1568:     if ($plainname=~/^\s*$/) { $plainname=$uname.'@'.$udom; }
 1569:    $plainname=&Apache::lonxml::latex_special_symbols($plainname,'header');
 1570:     return $plainname;
 1571: }
 1572: 
 1573: sub get_course {
 1574:     my $courseidinfo;
 1575:     if (defined($env{'request.course.id'})) {
 1576: 	$courseidinfo = &Apache::lonxml::latex_special_symbols(&unescape($env{'course.'.$env{'request.course.id'}.'.description'}),'header');
 1577: 	my $sec = $env{'request.course.sec'};
 1578: 	    
 1579:     }
 1580:     return $courseidinfo;
 1581: }
 1582: 
 1583: sub page_format_transformation {
 1584:     my ($papersize,$layout,$numberofcolumns,$choice,$text,$assignment,$tableofcontents,$indexlist,$selectionmade) = @_; 
 1585:     my ($textwidth,$textheight,$oddoffset,$evenoffset,$topmargin);
 1586: 
 1587:     if ($selectionmade eq '4') {
 1588: 	if ($choice eq 'all_problems') {
 1589:             $assignment=&mt('Problems from the Whole Course');
 1590: 	} else {
 1591:             $assignment=&mt('Resources from the Whole Course');
 1592: 	}
 1593:     } else {
 1594: 	$assignment=&Apache::lonxml::latex_special_symbols($assignment,'header');
 1595:     }
 1596:     ($textwidth,$textheight,$oddoffset,$evenoffset,$topmargin) = &page_format($papersize,$layout,$numberofcolumns,$topmargin);
 1597: 
 1598: 
 1599:     my $name = &get_name();
 1600:     my $courseidinfo = &get_course();
 1601:     my $header_text  = $parmhash{'print_header_format'};
 1602:     $header_text     = &format_page_header($textwidth, $header_text, $assignment,
 1603: 					   $courseidinfo, $name);
 1604:     my $topmargintoinsert = '';
 1605:     if ($topmargin ne '0') {$topmargintoinsert='\setlength{\topmargin}{'.$topmargin.'}';}
 1606:     my $fancypagestatement='';
 1607:     if ($numberofcolumns eq '2') {
 1608: 	$fancypagestatement="\\fancyhead{}\\fancyhead[LO]{$header_text}";
 1609:     } else {
 1610: 	$fancypagestatement="\\rhead{}\\chead{}\\lhead{$header_text}";
 1611:     }
 1612:     if ($layout eq 'album') {
 1613: 	    $text =~ s/\\begin{document}/\\setlength{\\oddsidemargin}{$oddoffset}\\setlength{\\evensidemargin}{$evenoffset}$topmargintoinsert\n\\setlength{\\textwidth}{$textwidth}\\setlength{\\textheight}{$textheight}\\setlength{\\textfloatsep}{8pt plus 2\.0pt minus 4\.0pt}\n\\newlength{\\minipagewidth}\\setlength{\\minipagewidth}{\\textwidth\/\$number_of_columns-0\.2cm}\\usepackage{fancyhdr}\\addtolength{\\headheight}{\\baselineskip}\n\\pagestyle{fancy}$fancypagestatement\\usepackage{booktabs}\\begin{document}\\voffset=-0\.8 cm\\setcounter{page}{1}\n /;
 1614:     } elsif ($layout eq 'book') {
 1615: 	if ($choice ne 'All class print') { 
 1616: 	    $text =~ s/\\begin{document}/\\textheight $textheight\\oddsidemargin = $evenoffset\\evensidemargin = $evenoffset $topmargintoinsert\n\\textwidth= $textwidth\\newlength{\\minipagewidth}\\setlength{\\minipagewidth}{\\textwidth\/\$number_of_columns-0\.2cm}\n\\renewcommand{\\ref}{\\keephidden\}\\usepackage{fancyhdr}\\addtolength{\\headheight}{\\baselineskip}\\pagestyle{fancy}$fancypagestatement\\usepackage{booktabs}\\begin{document}\n\\voffset=-0\.8 cm\\setcounter{page}{1}\n/;
 1617: 	} else {
 1618: 	    $text =~ s/\\pagestyle{fancy}\\rhead{}\\chead{}\s*\\begin{document}/\\textheight = $textheight\\oddsidemargin = $evenoffset\n\\evensidemargin = $evenoffset $topmargintoinsert\\textwidth= $textwidth\\newlength{\\minipagewidth}\n\\setlength{\\minipagewidth}{\\textwidth\/\$number_of_columns-0\.2cm}\\renewcommand{\\ref}{\\keephidden\}\\pagestyle{fancy}\\rhead{}\\chead{}\\usepackage{booktabs}\\begin{document}\\voffset=-0\.8cm\n\\setcounter{page}{1}  \\vskip 5 mm\n /;
 1619: 	}
 1620: 	if ($papersize eq 'a4') {
 1621: 	    my $papersize_text;
 1622: 	    if ($perm{'pav'}) {
 1623: 		$papersize_text = '\\special{papersize=210mm,297mm}';
 1624: 	    } else {
 1625: 		$papersize_text = '\special{papersize=210mm,297mm}';
 1626: 	    }
 1627: 	    $text =~ s/(\\begin{document})/$1$papersize_text/;
 1628: 	}
 1629:     }
 1630:     if ($tableofcontents eq 'yes') {$text=~s/(\\setcounter\{page\}\{1\})/$1 \\tableofcontents\\newpage /;}
 1631:     if ($indexlist eq 'yes') {
 1632: 	$text=~s/(\\begin{document})/\\makeindex $1/;
 1633: 	$text=~s/(\\end{document})/\\strut\\\\\\strut\\printindex $1/;
 1634:     }
 1635:     return $text;
 1636: }
 1637: 
 1638: 
 1639: sub page_cleanup {
 1640:     my $result = shift;	
 1641:  
 1642:     $result =~ m/\\end{document}(\d*)$/;
 1643:     my $number_of_columns = $1;
 1644:     my $insert = '{';
 1645:     for (my $id=1;$id<=$number_of_columns;$id++) { $insert .='l'; }
 1646:     $insert .= '}';
 1647:     $result =~ s/(\\begin{longtable})INSERTTHEHEADOFLONGTABLE\\endfirsthead\\endhead/$1$insert/g;
 1648:     $result =~ s/&\s*REMOVETHEHEADOFLONGTABLE\\\\/\\\\/g;
 1649:     return $result,$number_of_columns;
 1650: }
 1651: 
 1652: 
 1653: sub details_for_menu {
 1654:     my ($helper)=@_;
 1655:     my $postdata=$env{'form.postdata'};
 1656:     if (!$postdata) { $postdata=$helper->{VARS}{'postdata'}; }
 1657:     my $name_of_resource = &Apache::lonnet::gettitle($postdata);
 1658:     my $symbolic = &Apache::lonnet::symbread($postdata);
 1659:     return if ( $symbolic eq '');
 1660: 
 1661:     my ($map,$id,$resource)=&Apache::lonnet::decode_symb($symbolic);
 1662:     $map=&Apache::lonnet::clutter($map);
 1663:     my $name_of_sequence = &Apache::lonnet::gettitle($map);
 1664:     if ($name_of_sequence =~ /^\s*$/) {
 1665: 	$map =~ m|([^/]+)$|;
 1666: 	$name_of_sequence = $1;
 1667:     }
 1668:     my $name_of_map = &Apache::lonnet::gettitle($env{'request.course.uri'});
 1669:     if ($name_of_map =~ /^\s*$/) {
 1670: 	$env{'request.course.uri'} =~ m|([^/]+)$|;
 1671: 	$name_of_map = $1;
 1672:     }
 1673:     return ($name_of_resource,$name_of_sequence,$name_of_map);
 1674: }
 1675: 
 1676: sub copyright_line {
 1677:     return '\noindent\makebox[\textwidth/$number_of_columns][b]{\hrulefill}\vspace*{-2 mm}\newline\noindent{\tiny Printed from LON-CAPA\copyright MSU{\hfill} Licensed under GNU General Public License } ';
 1678: }
 1679: my $end_of_student = "\n".'\special{ps:ENDOFSTUDENTSTAMP}'."\n";
 1680: 
 1681: sub latex_corrections {
 1682:     my ($number_of_columns,$result,$selectionmade,$answer_mode) = @_;
 1683: #    $result =~ s/\\includegraphics{/\\includegraphics\[width=\\minipagewidth\]{/g;
 1684:     my $copyright = &copyright_line();
 1685:     if ($selectionmade eq '1' || $answer_mode eq 'only') {
 1686: 	$result =~ s/(\\end{document})/\\strut\\vskip 0 mm $copyright $end_of_student $1/;
 1687:     } else {
 1688: 	$result =~ s/(\\end{document})/\\strut\\vspace\*{-4 mm}\\newline $copyright $end_of_student $1/;
 1689:     }
 1690:     $result =~ s/\$number_of_columns/$number_of_columns/g;
 1691:     $result =~ s/(\\end{longtable}\s*)(\\strut\\newline\\noindent\\makebox\[\\textwidth\/$number_of_columns\]\[b\]{\\hrulefill})/$2$1/g;
 1692:     $result =~ s/(\\end{longtable}\s*)\\strut\\newline/$1/g;
 1693: #-- LaTeX corrections     
 1694:     my $first_comment = index($result,'<!--',0);
 1695:     while ($first_comment != -1) {
 1696: 	my $end_comment = index($result,'-->',$first_comment);
 1697: 	substr($result,$first_comment,$end_comment-$first_comment+3) = '';
 1698: 	$first_comment = index($result,'<!--',$first_comment);
 1699:     }
 1700:     $result =~ s/^\s+$//gm; #remove empty lines
 1701:     #removes more than one empty space
 1702:     $result =~ s|(\s\s+)|($1=~/[\n\r]/)?"\n":" "|ge;
 1703:     $result =~ s/\\\\\s*\\vskip/\\vskip/gm;
 1704:     $result =~ s/\\\\\s*\\noindent\s*(\\\\)+/\\\\\\noindent /g;
 1705:     $result =~ s/{\\par }\s*\\\\/\\\\/gm;
 1706:     $result =~ s/\\\\\s+\[/ \[/g;
 1707:     #conversion of html characters to LaTeX equivalents
 1708:     if ($result =~ m/&(\w+|#\d+);/) {
 1709: 	$result = &character_chart($result);
 1710:     }
 1711:     $result =~ s/(\\end{tabular})\s*\\vskip 0 mm/$1/g;
 1712:     $result =~ s/(\\begin{enumerate})\s*\\noindent/$1/g;
 1713:     return $result;
 1714: }
 1715: 
 1716: 
 1717: sub index_table {
 1718:     my $currentURL = shift;
 1719:     my $insex_string='';
 1720:     $currentURL=~s/\.([^\/+])$/\.$1\.meta/;
 1721:     $insex_string=&Apache::lonnet::metadata($currentURL,'keywords');
 1722:     return $insex_string;
 1723: }
 1724: 
 1725: 
 1726: sub IndexCreation {
 1727:     my ($texversion,$currentURL)=@_;
 1728:     my @key_words=split(/,/,&index_table($currentURL));
 1729:     my $chunk='';
 1730:     my $st=index $texversion,'\addcontentsline{toc}{subsection}{';
 1731:     if ($st>0) {
 1732: 	for (my $i=0;$i<3;$i++) {$st=(index $texversion,'}',$st+1);}
 1733: 	$chunk=substr($texversion,0,$st+1);
 1734: 	substr($texversion,0,$st+1)=' ';
 1735:     }
 1736:     foreach my $key_word (@key_words) {
 1737: 	if ($key_word=~/\S+/) {
 1738: 	    $texversion=~s/\b($key_word)\b/$1 \\index{$key_word} /i;
 1739: 	}
 1740:     }			
 1741:     if ($st>0) {substr($texversion,0,1)=$chunk;}
 1742:     return $texversion;
 1743: }
 1744: 
 1745: sub print_latex_header {
 1746:     my $mode=shift;
 1747: 
 1748:     return &Apache::londefdef::latex_header($mode);
 1749: }
 1750: 
 1751: sub path_to_problem {
 1752:     my ($urlp,$colwidth)=@_;
 1753:     $urlp=&Apache::lonnet::clutter($urlp);
 1754: 
 1755:     my $newurlp = '';
 1756:     $colwidth=~s/\s*mm\s*$//;
 1757: #characters average about 2 mm in width
 1758:     if (length($urlp)*2 > $colwidth) {
 1759: 	my @elements = split('/',$urlp);
 1760: 	my $curlength=0;
 1761: 	foreach my $element (@elements) {
 1762: 	    if ($element eq '') { next; }
 1763: 	    if ($curlength+(length($element)*2) > $colwidth) {
 1764: 		$newurlp .=  '|\vskip -1 mm \verb|';
 1765: 		$curlength=length($element)*2;
 1766: 	    } else {
 1767: 		$curlength+=length($element)*2;
 1768: 	    }
 1769: 	    $newurlp.='/'.$element;
 1770: 	}
 1771:     } else {
 1772: 	$newurlp=$urlp;
 1773:     }
 1774:     return '{\small\noindent\verb|'.$newurlp.'|\vskip 0 mm}';
 1775: }
 1776: 
 1777: sub recalcto_mm {
 1778:     my $textwidth=shift;
 1779:     my $LaTeXwidth;
 1780:     if ($textwidth=~/(-?\d+\.?\d*)\s*cm/) {
 1781: 	$LaTeXwidth = $1*10;
 1782:     } elsif ($textwidth=~/(-?\d+\.?\d*)\s*mm/) {
 1783: 	$LaTeXwidth = $1;
 1784:     } elsif ($textwidth=~/(-?\d+\.?\d*)\s*in/) {
 1785: 	$LaTeXwidth = $1*25.4;
 1786:     }
 1787:     $LaTeXwidth.=' mm';
 1788:     return $LaTeXwidth;
 1789: }
 1790: 
 1791: sub get_textwidth {
 1792:     my ($helper,$LaTeXwidth)=@_;
 1793:     my $textwidth=$LaTeXwidth;
 1794:     if ($helper->{'VARS'}->{'pagesize.width'}=~/\d+/ &&
 1795: 	$helper->{'VARS'}->{'pagesize.widthunit'}=~/\w+/) {
 1796: 	$textwidth=&recalcto_mm($helper->{'VARS'}->{'pagesize.width'}.' '.
 1797: 				$helper->{'VARS'}->{'pagesize.widthunit'});
 1798:     }
 1799:     return $textwidth;
 1800: }
 1801: 
 1802: 
 1803: sub unsupported {
 1804:     my ($currentURL,$mode,$symb)=@_;
 1805:     if ($mode ne '') {$mode='\\'.$mode}
 1806:     my $result.= &print_latex_header($mode);
 1807:     if ($currentURL=~m|^(/adm/wrapper/)?ext/|) {
 1808: 	$currentURL=~s|^(/adm/wrapper/)?ext/|http://|;
 1809: 	my $title=&Apache::lonnet::gettitle($symb);
 1810: 	$title = &Apache::lonxml::latex_special_symbols($title);
 1811: 	$result.=' \strut \\\\ '.$title.' \strut \\\\ '.$currentURL.' ';
 1812:     } else {
 1813: 	$result.=$currentURL;
 1814:     }
 1815:     $result.= '\vskip 0.5mm\noindent\makebox[\textwidth/$number_of_columns][b]{\hrulefill} \end{document}';
 1816:     return $result;
 1817: }
 1818: 
 1819: #
 1820: #  Map from helper layout style to the book/album:
 1821: #
 1822: sub map_laystyle {
 1823:     my ($laystyle) = @_;
 1824:     if ($laystyle eq 'L') {
 1825: 	$laystyle='album';
 1826:     } else {
 1827: 	$laystyle='book';
 1828:     }
 1829:     return $laystyle;
 1830: }
 1831: 
 1832: sub print_page_in_course {
 1833:     my ($helper, $rparmhash, $currentURL, $resources) = @_;
 1834: 
 1835:     my %parmhash       = %$rparmhash;
 1836:     my @page_resources = @$resources;
 1837:     my $mode = $helper->{'VARS'}->{'LATEX_TYPE'};
 1838:     my $symb = $helper->{'VARS'}->{'symb'};
 1839: 
 1840: 
 1841:     my $format_from_helper = $helper->{'VARS'}->{'FORMAT'};
 1842: 
 1843: 
 1844:     my @temporary_array=split /\|/,$format_from_helper;
 1845:     my ($laystyle,$numberofcolumns,$papersize,$pdfFormFields)=@temporary_array;
 1846:     $laystyle = &map_laystyle($laystyle);
 1847:     my ($textwidth,$textheight,$oddoffset,$evenoffset) = &page_format($papersize,$laystyle,
 1848: 								      $numberofcolumns);
 1849:     my $LaTeXwidth=&recalcto_mm($textwidth); 
 1850: 
 1851: 
 1852:     if ($mode ne '') {$mode='\\'.$mode}
 1853:     my $result   =    &print_latex_header($mode);
 1854:     if ($currentURL=~m|^(/adm/wrapper/)?ext/|) {
 1855: 	$currentURL=~s|^(/adm/wrapper/)?ext/|http://|;
 1856: 	my $title=&Apache::lonnet::gettitle($symb);
 1857: 	$title = &Apache::lonxml::latex_special_symbols($title);
 1858:     } else {
 1859:         my $esc_currentURL= $currentURL;
 1860:         $esc_currentURL =~ s/_/\\_/g;
 1861: 	$result.=$esc_currentURL;
 1862:     }
 1863:     $result .= '\\\\';
 1864: 
 1865:     if ($helper->{'VARS'}->{'style_file'}=~/\w/) {
 1866: 	&Apache::lonnet::appenv({'construct.style' =>
 1867: 				$helper->{'VARS'}->{'style_file'}});
 1868:     } elsif ($env{'construct.style'}) {
 1869: 	&Apache::lonnet::delenv('construct.style');
 1870:     }
 1871: 
 1872:     # First is the overall page description.  This is then followed by the 
 1873:     # components of the page. Each of which must be printed independently.
 1874:     my $the_page = shift(@page_resources); 
 1875: 
 1876: 
 1877:     foreach my $resource (@page_resources) {
 1878: 	my $resource_src   = $resource->src(); # Essentially the URL of the resource.
 1879: 	$result           .= $resource->title() . '\\\\';
 1880: 
 1881: 	# Recurse if a .page:
 1882: 
 1883: 	if ($resource_src =~ /.page$/i) {
 1884: 	    my $navmap         = Apache::lonnavmaps::navmap->new();
 1885: 	    my @page_resources = $navmap->retrieveResources($resource_src);
 1886: 	    $result           .= &print_page_in_course($helper, $rparmhash, 
 1887: 						       $resource_src, \@page_resources);
 1888: 	}
 1889: 	# these resources go through the XML transformer:
 1890: 
 1891: 	elsif ($resource_src =~ /\.(problem|exam|quiz|assess|survey|form|library|xml|html|htm|xhtml|xhtm)$/)  {
 1892: 
 1893: 	    my $urlp = &Apache::lonnet::clutter($resource_src);
 1894: 
 1895: 	    my %form;
 1896: 	    my %moreenv;
 1897: 
 1898: 	    &Apache::lonxml::remember_problem_counter();
 1899: 	    $moreenv{'request.filename'}=$urlp;
 1900: 	    if ($helper->{'VARS'}->{'probstatus'} eq 'exam') {$form{'problemtype'}='exam';}
 1901: 
 1902: 	    $form{'grade_target'}  = 'tex';
 1903: 	    $form{'textwidth'}    = &get_textwidth($helper, $LaTeXwidth);
 1904: 	    $form{'pdfFormFields'} = $pdfFormFields; # 
 1905: 	    $form{'showallfoils'} = $helper->{'VARS'}->{'showallfoils'};    
 1906: 	    
 1907: 	    $form{'problem_split'}=$parmhash{'problem_stream_switch'};
 1908: 	    $form{'suppress_tries'}=$parmhash{'suppress_tries'};
 1909: 	    $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
 1910: 	    $form{'print_discussions'}=$helper->{'VARS'}->{'PRINT_DISCUSSIONS'};
 1911: 	    $form{'print_annotations'}=$helper->{'VARS'}->{'PRINT_ANNOTATIONS'};
 1912: 	    if (($helper->{'VARS'}->{'PRINT_DISCUSSIONS'} eq 'yes') ||
 1913: 		($helper->{'VARS'}->{'PRINT_ANNOTATIONS'} eq 'yes')) {
 1914: 		$form{'problem_split'}='yes';
 1915: 	    }
 1916: 	    my $rndseed = time;
 1917: 	    if ($helper->{'VARS'}->{'curseed'}) {
 1918: 		$rndseed=$helper->{'VARS'}->{'curseed'};
 1919: 	    }
 1920: 	    $form{'rndseed'}=$rndseed;
 1921: 	    &Apache::lonnet::appenv(\%moreenv);
 1922: 	    
 1923: 	    &Apache::lonxml::clear_problem_counter();
 1924: 
 1925: 	    my $texversion = &ssi_with_retries($urlp, $ssi_retry_count, %form);
 1926: 
 1927: 
 1928: 	    # current document with answers.. no need to encap in minipage
 1929: 	    #  since there's only one answer.
 1930: 
 1931: 	    if(($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') ||
 1932: 	       ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) {
 1933: 		my %answerform = %form;
 1934: 
 1935: 
 1936: 		$answerform{'problem_split'}=$parmhash{'problem_stream_switch'};
 1937: 		$answerform{'grade_target'}='answer';
 1938: 		$answerform{'answer_output_mode'}='tex';
 1939: 		$answerform{'rndseed'}=$rndseed;
 1940:                 if ($helper->{'VARS'}->{'probstatus'} eq 'exam') {
 1941: 		    $answerform{'problemtype'}='exam';
 1942: 		}
 1943: 		$resources_printed .= $urlp.':';
 1944: 		my $answer=&ssi_with_retries($urlp,$ssi_retry_count, %answerform);
 1945: 
 1946: 		if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {
 1947: 		    $texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/;
 1948: 		} else {
 1949: 		    $texversion= &print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'});
 1950: 		    if ($helper->{'VARS'}->{'construction'} ne '1') {
 1951: 			my $title = &Apache::lonnet::gettitle($helper->{'VARS'}->{'symb'});
 1952: 			$title = &Apache::lonxml::latex_special_symbols($title);
 1953: 			$texversion.='\vskip 0 mm \noindent\textbf{'.$title.'}\vskip 0 mm ';
 1954: 			$texversion.=&path_to_problem($urlp,$LaTeXwidth);
 1955: 		    } else {
 1956: 			$texversion.='\vskip 0 mm \noindent\textbf{'.
 1957:                         &mt("Printing from Construction Space: No Title").'}\vskip 0 mm ';
 1958: 			$texversion.=&path_to_problem($urlp,$LaTeXwidth);
 1959: 		    }
 1960: 		    $texversion.='\vskip 1 mm '.$answer.'\end{document}';
 1961: 		}
 1962: 
 1963: 
 1964: 		
 1965: 
 1966: 	    
 1967: 	    }
 1968: 	    # Print annotations.
 1969: 
 1970: 
 1971: 	    if ($helper->{'VARS'}->{'PRINT_ANNOTATIONS'} eq 'yes') {
 1972: 		my $annotation .= &annotate($currentURL);
 1973: 		$texversion =~ s/(\\keephidden{ENDOFPROBLEM})/$annotation$1/;
 1974: 	    }
 1975: 	    
 1976: 	    if ($helper->{'VARS'}->{'TABLE_INDEX'} eq 'yes') {
 1977: 		$texversion=&IndexCreation($texversion,$currentURL);
 1978: 	    }
 1979: 	    if ($helper->{'VARS'}->{'CONSTR_RESOURSE_URL'} eq 'yes') {
 1980: 		$texversion=~s/(\\addcontentsline\{toc\}\{subsection\}\{[^\}]*\})/$1 URL: \\verb|$currentURL| \\strut\\\\\\strut /;
 1981: 
 1982: 	    }
 1983: 	    $texversion = &latex_header_footer_remove($texversion);
 1984: 
 1985: 	    # the first remaining line is a comment from londefdef the second
 1986: 	    # line  seems to be an extraneous \vskip 1mm \\\\ :
 1987:             # (imperfect removal from header_footer_remove?
 1988: 
 1989: 	    $texversion =~ s/\\vskip 1mm \\\\\\\\//;
 1990: 
 1991: 	    $result .= $texversion;
 1992: 	    if ($currentURL=~m/\.page\s*$/) {
 1993: 		($result,$numberofcolumns) = &page_cleanup($result);
 1994: 	    }
 1995: 	}
 1996:     }
 1997: 
 1998:     $result.= '\vskip 0.5mm\noindent\makebox[\textwidth/$number_of_columns][b]{\hrulefill} \end{document}';
 1999:     return $result;
 2000: }
 2001: 
 2002: 
 2003: #
 2004: # List of recently generated print files
 2005: #
 2006: sub recently_generated {
 2007:     my ($prtspool) = @_;
 2008:     my $output;
 2009:     my $zip_result;
 2010:     my $pdf_result;
 2011:     opendir(DIR,$prtspool);
 2012: 
 2013:     my @files = 
 2014: 	grep(/^$env{'user.name'}_$env{'user.domain'}_printout_(\d+)_.*\.(pdf|zip)$/,readdir(DIR));
 2015:     closedir(DIR);
 2016: 
 2017:     @files = sort {
 2018: 	my ($actime) = (stat($prtspool.'/'.$a))[10];
 2019: 	my ($bctime) = (stat($prtspool.'/'.$b))[10];
 2020: 	return $bctime <=> $actime;
 2021:     } (@files);
 2022: 
 2023:     foreach my $filename (@files) {
 2024: 	my ($ext) = ($filename =~ m/(pdf|zip)$/);
 2025: 	my ($cdev,$cino,$cmode,$cnlink,
 2026: 	    $cuid,$cgid,$crdev,$csize,
 2027: 	    $catime,$cmtime,$cctime,
 2028: 	    $cblksize,$cblocks)=stat($prtspool.'/'.$filename);
 2029:         my $ext_text = 'pdf' ? &mt('PDF File'):&mt('Zip File');
 2030: 	my $result=&Apache::loncommon::start_data_table_row()
 2031:                   .'<td>'
 2032:                   .'<a href="/prtspool/'.$filename.'">'.$ext_text.'</a>'
 2033:                   .'</td>'
 2034:                   .'<td>'.&Apache::lonlocal::locallocaltime($cctime).'</td>'
 2035:                   .'<td align="right">'.$csize.'</td>'
 2036:                   .&Apache::loncommon::end_data_table_row();
 2037: 	if ($ext eq 'pdf') { $pdf_result .= $result; }
 2038: 	if ($ext eq 'zip') { $zip_result .= $result; }
 2039:     }
 2040:     if ($zip_result || $pdf_result) {
 2041:         $output ='<hr />';
 2042:     }
 2043:     if ($zip_result) {
 2044: 	$output .='<h3>'.&mt('Recently generated printout zip files')."</h3>\n"
 2045:                   .&Apache::loncommon::start_data_table()
 2046:                   .&Apache::loncommon::start_data_table_header_row()
 2047:                   .'<th>'.&mt('Download').'</th>'
 2048:                   .'<th>'.&mt('Creation Date').'</th>'
 2049:                   .'<th>'.&mt('File Size (Bytes)').'</th>'
 2050:                   .&Apache::loncommon::end_data_table_header_row()
 2051:                   .$zip_result
 2052:                   .&Apache::loncommon::end_data_table();
 2053:     }
 2054:     if ($pdf_result) {
 2055: 	$output .='<h3>'.&mt('Recently generated printouts')."</h3>\n"
 2056:                   .&Apache::loncommon::start_data_table()
 2057:                   .&Apache::loncommon::start_data_table_header_row()
 2058:                   .'<th>'.&mt('Download').'</th>'
 2059:                   .'<th>'.&mt('Creation Date').'</th>'
 2060:                   .'<th>'.&mt('File Size (Bytes)').'</th>'
 2061:                   .&Apache::loncommon::end_data_table_header_row()
 2062:                   .$pdf_result
 2063:                   .&Apache::loncommon::end_data_table();
 2064:     }
 2065:     return $output;
 2066: }
 2067: 
 2068: #
 2069: #   Retrieve the hash of page breaks.
 2070: #
 2071: #  Inputs:
 2072: #    helper   - reference to helper object.
 2073: #  Outputs
 2074: #    A reference to a page break hash.
 2075: #
 2076: #
 2077: # use Data::Dumper;
 2078: # sub dump_helper_vars {
 2079: #    my ($helper) = @_;
 2080: #    my $helpervars = Dumper($helper->{'VARS'});
 2081: #    &Apache::lonnet::logthis("Dump of helper vars:\n $helpervars");
 2082: #}
 2083: 
 2084: sub get_page_breaks  {
 2085:     my ($helper) = @_;
 2086:     my %page_breaks;
 2087: 
 2088:     foreach my $break (split /\|\|\|/, $helper->{'VARS'}->{'FINISHPAGE'}) {
 2089: 	$page_breaks{$break} = 1;
 2090:     }
 2091:     return %page_breaks;
 2092: }
 2093: # 
 2094: #   Returns text to insert for any extra vskip prior to the resource.
 2095: #   Parameters:
 2096: #     helper   - Reference to the helper object driving the printout.
 2097: #     resource - Identifies the resource about to be printed.
 2098: #
 2099: #   This is done as follows:
 2100: #    POSSIBLE_RESOURCES has the list of possible resources.
 2101: #    EXTRASPACE         has the list of extra space values.
 2102: #    EXTRASPACE_UNITS   is the set of resources for which the units are
 2103: #                       mm. All others are 'in'.
 2104: #    
 2105: #    The resource is found in the POSSIBLE_RESOURCES to get the index
 2106: #    of the EXTRASPACE value.
 2107: #
 2108: #   In order to speed this up for lengthy printouts, the first time,
 2109: #   POSSIBLE_RESOURCES is turned into a look up hash and
 2110: #   EXTRASPACE is turned into an array.
 2111: #
 2112: 
 2113: 
 2114: my %possible_resources;
 2115: my %extraspace_mm;
 2116: my @extraspace;
 2117: my $skips_loaded       = 0;
 2118: 
 2119: #  Function to load the skips hash and array
 2120: 
 2121: sub load_skips {
 2122: 
 2123:     my ($helper)  = @_;
 2124: 
 2125:     #  If this is the first time, unrap the resources and extra spaces:
 2126: 
 2127:     if (!$skips_loaded) {
 2128: 	@extraspace = (split(/\|\|\|/, $helper->{'VARS'}->{'EXTRASPACE'}));
 2129: 	my @resource_list = (split(/\|\|\|/, $helper->{'VARS'}->{'POSSIBLE_RESOURCES'}));
 2130: 	my $i = 0;
 2131: 	foreach my $resource (@resource_list) {
 2132: 	    $possible_resources{$resource} = $i;
 2133: 	    $i++;
 2134: 	}
 2135: 	foreach my $mm_resource (split(/\|\|\|/, $helper->{'VARS'}->{'EXTRASPACE_UNITS'})) {
 2136: 	    $extraspace_mm{$mm_resource} = 1;
 2137: 	}
 2138: 	$skips_loaded = 1;
 2139:     }
 2140: }
 2141: 
 2142: sub get_extra_vspaces {
 2143:     my ($helper, $resource) = @_;
 2144: 
 2145:     &load_skips($helper);
 2146: 
 2147:     #  Lookup the resource in the possible resources hash.. that is the index
 2148:     # into the extraspace array that gives us either an empty string or
 2149:     # the number of mm to skip:
 2150: 
 2151:     my $index = $possible_resources{$resource};
 2152:     my $skip  = $extraspace[$index];
 2153: 
 2154:     my $result = '';
 2155:     if ($skip ne '') {
 2156: 	my $units = 'in';
 2157: 	if (defined($extraspace_mm{$resource})) {
 2158: 	    $units = 'mm';
 2159: 	}
 2160: 	$result = '\vskip '.$skip.' '.$units;
 2161:     }
 2162: 
 2163: 	
 2164:     return $result;
 2165: 
 2166: 
 2167: }
 2168: 
 2169: #
 2170: #  The resource chooser part of the helper needs more than just
 2171: #  the value of the extraspaces var to recover the value into a text
 2172: #  field option.  This sub produces the required format for the saved var:
 2173: #  specifically 
 2174: #    ||| separated fields of the form resourcename=value
 2175: #
 2176: #  Parameters:
 2177: #    $helper     - Refers to the helper we are configuring
 2178: #  Implicit input:
 2179: #     $helper->{'VARS'}->{'EXTRASPACE'}  - the spaces helper var has the text field
 2180: #                                          value.
 2181: #     $helper->{'VARS'}->{'EXTRASPACE_UNITS'} - units for the skips (checkboxes).
 2182: #     $helper->{'VARS'}->{'POSSIBLE_RESOURCES'}  - has the list of resources. |||
 2183: #                                          separated of course.
 2184: #  Implicit outputs:
 2185: #     $env{'form.extraspace'}
 2186: #     $env{'form.extraspace_units'}
 2187: #
 2188: sub set_form_extraspace {
 2189:     my ($helper) = @_;
 2190: 
 2191:     # the most convenient way to do this is to drive from the skips arrays/hash.
 2192:     # may not be the fastest, but this is once per print request so it's not so
 2193:     # speed critical:
 2194: 
 2195:     &load_skips($helper);
 2196: 
 2197:     my $result = '';
 2198: 
 2199:     foreach my $resource (keys(%possible_resources)) {
 2200: 	my $vskip = $extraspace[$possible_resources{$resource}];
 2201: 	$result  .= $resource .'=' . $vskip . '|||';
 2202:     }
 2203: 
 2204:     $env{'form.extraspace'}  = $result;
 2205:     $env{'form.extraspace_units'} = $helper->{'VARS'}->{'EXTRASPACE_UNITS'};
 2206:     return $result;
 2207:     
 2208: }
 2209: 
 2210: #  Output a sequence (recursively if neeed)
 2211: #  from construction space.
 2212: # Parameters:
 2213: #    url     = URL of the sequence to print.
 2214: #    helper  - Reference to the helper hash.
 2215: #    form    - Copy of the format hash.
 2216: #    LaTeXWidth
 2217: # Returns:
 2218: #   Text to add to the printout.
 2219: #   NOTE if the first element of the outermost sequence
 2220: #   is itself a sequence, the outermost caller may need to
 2221: #   prefix the latex with the page headers stuff.
 2222: #
 2223: sub print_construction_sequence {
 2224:     my ($currentURL, $helper, %form, $LaTeXwidth) = @_;
 2225: 
 2226:     my $result;
 2227:     my $rndseed=time;
 2228:     if ($helper->{'VARS'}->{'curseed'}) {
 2229: 	$rndseed=$helper->{'VARS'}->{'curseed'};
 2230:     }
 2231:     my $errtext=&LONCAPA::map::mapread(&Apache::lonnet::filelocation('',$currentURL));
 2232: 
 2233:     # 
 2234:     #  These make this all support recursing for subsequences.
 2235:     #
 2236:     my @order    = @LONCAPA::map::order;
 2237:     my @resources = @LONCAPA::map::resources; 
 2238: 
 2239:     for (my $member=0;$member<=$#order;$member++) {
 2240: 	$resources[$order[$member]]=~/^([^:]*):([^:]*):/;
 2241: 	my $urlp=$2;
 2242: 	if ($urlp=~/\.(problem|exam|quiz|assess|survey|form|library|xml|html|htm|xhtml|xhtm)$/) {
 2243: 	    my $texversion='';
 2244: 	    if ($helper->{'VARS'}->{'ANSWER_TYPE'} ne 'only') {
 2245: 		$form{'problem_split'}=$parmhash{'problem_stream_switch'};
 2246: 		$form{'suppress_tries'}=$parmhash{'suppress_tries'};
 2247: 		$form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
 2248: 		$form{'rndseed'}=$rndseed;
 2249: 		$resources_printed .=$urlp.':';
 2250: 		$texversion=&ssi_with_retries($urlp, $ssi_retry_count, %form);
 2251: 	    }
 2252: 	    if((($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') ||
 2253: 		($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) && 
 2254: 	       ($urlp=~/$LONCAPA::assess_page_re/)) {
 2255: 		#  Don't permanently modify %$form...
 2256: 		my %answerform = %form;
 2257: 		$answerform{'grade_target'}='answer';
 2258: 		$answerform{'answer_output_mode'}='tex';
 2259: 		$answerform{'rndseed'}=$rndseed;
 2260: 		$answerform{'problem_split'}=$parmhash{'problem_stream_switch'};
 2261: 		if ($urlp=~/\/res\//) {$env{'request.state'}='published';}
 2262: 		$resources_printed .= $urlp.':';
 2263: 		my $answer=&ssi_with_retries($urlp, $ssi_retry_count, %answerform);
 2264: 		if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {
 2265: 		    $texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/;
 2266: 		} else {
 2267: 		    # If necessary, encapsulate answer in minipage:
 2268: 		    
 2269: 		    $texversion=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'});
 2270: 		    my $title = &Apache::lonnet::gettitle($helper->{'VARS'}->{'symb'});
 2271: 		    $title = &Apache::lonxml::latex_special_symbols($title);
 2272: 		    my $body ='\vskip 0 mm \noindent\textbf{'.$title.'}\vskip 0 mm ';
 2273: 		    $body.=&path_to_problem($urlp,$LaTeXwidth);
 2274: 		    $body.='\vskip 1 mm '.$answer.'\end{document}';
 2275: 		    $body = &encapsulate_minipage($body);
 2276: 		    $texversion.=$body;
 2277: 		}
 2278: 	    }
 2279: 	    $texversion = &latex_header_footer_remove($texversion);
 2280: 
 2281: 	    if ($helper->{'VARS'}->{'TABLE_INDEX'} eq 'yes') {
 2282: 		$texversion=&IndexCreation($texversion,$urlp);
 2283: 	    }
 2284: 	    if ($helper->{'VARS'}->{'CONSTR_RESOURSE_URL'} eq 'yes') {
 2285: 		$texversion=~s/(\\addcontentsline\{toc\}\{subsection\}\{[^\}]*\})/$1 URL: \\verb|$urlp| \\strut\\\\\\strut /;
 2286: 	    }
 2287: 	    $result.=$texversion;
 2288: 
 2289: 	} elsif ($urlp=~/\.(sequence|page)$/) {
 2290:  
 2291: 	    # header:
 2292: 
 2293: 	    $result.='\strut\newline\noindent Sequence/page '.$urlp.'\strut\newline\noindent\makebox[\textwidth/$number_of_columns][b]{\hrulefill}\newline\noindent ';
 2294: 
 2295: 	    # IF sequence, recurse:
 2296: 	    
 2297: 	    if ($urlp =~ /\.sequence$/) {
 2298: 		$result .= &print_construction_sequence($urlp, 
 2299: 							$helper, %form, 
 2300: 							$LaTeXwidth);
 2301: 	    }
 2302: 	}
 2303: 	elsif ($urlp =~ /\.pdf$/i) {
 2304: 	    my $texversion;
 2305: 	    if ($member != 0) {
 2306: 		$texversion .= '\cleardoublepage';
 2307: 	    }
 2308: 
 2309: 	    $texversion .= &include_pdf($urlp);
 2310: 	    $texversion = &latex_header_footer_remove($texversion);
 2311: 	    if ($member != $#order) {
 2312: 		$texversion .= '\\ \cleardoublepage';
 2313: 	    }
 2314: 	    
 2315: 	    $result .= $texversion;
 2316: 	}
 2317:     }
 2318:     if ($helper->{VARS}->{'construction'} eq '1') {$result=~s/(\\begin{document})/$1 \\fbox\{RANDOM SEED IS $rndseed\} /;}
 2319:     return $result;
 2320: }
 2321: 
 2322: #
 2323: #  Top level for generating print output.
 2324: #
 2325: #  May call print_resources if multiple resources will be printed.
 2326: #
 2327: #  The main driver is $selectionmade which reflects the type of print out
 2328: #  requested:
 2329: #   Value    Print type:
 2330: #   1        Print resource that's being looked at.
 2331: #   2        Print problems in a map or in a page.
 2332: #   3        Print pages in a map or resources in a page.
 2333: #   4        Print all problems  or all resources.
 2334: #   5        Print problems for seleted students.
 2335: #   6        Print selected problems from a folder.
 2336: #   7        Print print selected resources from some scope.
 2337: #   8        Print resources for selected students.
 2338: #
 2339: #BZ 5209
 2340: #   2        map_incomplete_problems_seq Print incomplete problems from the current
 2341: #            folder in student context.
 2342: #   5      map_incomplete_problems_people_seq Print incomplete problems from the
 2343: #            current folder in privileged context.
 2344: #    5      incomplete_problems_selpeople_course Print incomplete problems for
 2345: #            selected people from the entire course.
 2346: #
 2347: #   Item 101 has much the same processing as 8,
 2348: #
 2349: #  Differences:  Item 101, 102 require per-student filtering of the resource
 2350: #  set so that only the incomplete resources are printed.
 2351: #  For item 100, filtering was done at the helper level.
 2352: 
 2353: sub output_data {
 2354:     my ($r,$helper,$rparmhash) = @_;
 2355:     my %parmhash = %$rparmhash;
 2356:     $ssi_error = 0;		# This will be set nonzero by failing ssi's.
 2357:     $resources_printed = '';
 2358:     $font_size = $helper->{'VARS'}->{'fontsize'};
 2359:     my $print_type = $helper->{'VARS'}->{'PRINT_TYPE'}; # Allows textual simplification.
 2360:     my $do_postprocessing = 1;
 2361:     my $js = <<ENDPART;
 2362: <script type="text/javascript">
 2363:     var editbrowser;
 2364:     function openbrowser(formname,elementname,only,omit) {
 2365:         var url = '/res/?';
 2366:         if (editbrowser == null) {
 2367:             url += 'launch=1&';
 2368:         }
 2369:         url += 'catalogmode=interactive&';
 2370:         url += 'mode=parmset&';
 2371:         url += 'form=' + formname + '&';
 2372:         if (only != null) {
 2373:             url += 'only=' + only + '&';
 2374:         } 
 2375:         if (omit != null) {
 2376:             url += 'omit=' + omit + '&';
 2377:         }
 2378:         url += 'element=' + elementname + '';
 2379:         var title = 'Browser';
 2380:         var options = 'scrollbars=1,resizable=1,menubar=0';
 2381:         options += ',width=700,height=600';
 2382:         editbrowser = open(url,title,options,'1');
 2383:         editbrowser.focus();
 2384:     }
 2385: </script>
 2386: ENDPART
 2387: 
 2388: 
 2389:     # Breadcrumbs
 2390:     #FIXME: Choose better/different breadcrumbs?!? Links?
 2391:     my $brcrum = [{'href' => '',
 2392:                    'text' => 'Helper'}, #FIXME: Different origin possible than print out helper?
 2393:                   {'href' => '',
 2394:                    'text' => 'Preparing Printout'}];
 2395: 
 2396:     my $start_page  = &Apache::loncommon::start_page('Preparing Printout',
 2397:                                                      $js,
 2398:                                                      {'bread_crumbs' => $brcrum,});
 2399:     my $msg = &mt('Please stand by while processing your print request, this may take some time ...');
 2400: 
 2401:     $r->print($start_page."\n<p>\n$msg\n</p>\n");
 2402: 
 2403:     # fetch the pagebreaks and store them in the course environment
 2404:     # The page breaks will be pulled into the hash %page_breaks which is
 2405:     # indexed by symb and contains 1's for each break.
 2406: 
 2407:     $env{'form.pagebreaks'}  = $helper->{'VARS'}->{'FINISHPAGE'};
 2408:     &set_form_extraspace($helper);
 2409:     $env{'form.lastprinttype'} = $print_type; 
 2410:     &Apache::loncommon::store_course_settings('print',
 2411: 					      {'pagebreaks'    => 'scalar',
 2412: 					       'extraspace'    => 'scalar',
 2413: 					       'extraspace_units' => 'scalar',
 2414: 					       'lastprinttype' => 'scalar'});
 2415:     my %page_breaks  = &get_page_breaks($helper);
 2416: 
 2417:     my $format_from_helper = $helper->{'VARS'}->{'FORMAT'};
 2418:     my ($result,$selectionmade) = ('','');
 2419:     my $number_of_columns = 1; #used only for pages to determine the width of the cell
 2420:     my @temporary_array=split /\|/,$format_from_helper;
 2421:     my ($laystyle,$numberofcolumns,$papersize,$pdfFormFields)=@temporary_array;
 2422: 
 2423:     $laystyle = &map_laystyle($laystyle);
 2424:     my ($textwidth,$textheight,$oddoffset,$evenoffset) = &page_format($papersize,$laystyle,$numberofcolumns);
 2425:     my $assignment =  $env{'form.assignment'};
 2426:     my $LaTeXwidth=&recalcto_mm($textwidth); 
 2427:     my @print_array=();
 2428:     my @student_names=();
 2429: 
 2430:      
 2431:     #  Common settings for the %form has:
 2432:     # In some cases these settings get overriddent by specific cases, but the
 2433:     # settings are common enough to make it worthwhile factoring them out
 2434:     # here.
 2435:     #
 2436:     my %form;
 2437:     $form{'grade_target'} = 'tex';
 2438:     $form{'textwidth'}    = &get_textwidth($helper, $LaTeXwidth);
 2439:     $form{'pdfFormFields'} = $pdfFormFields;
 2440: 
 2441:     # If form.showallfoils is set, then request all foils be shown:
 2442:     # privilege will be enforced both by not allowing the 
 2443:     # check box selecting this option to be presnt unless it's ok,
 2444:     # and by lonresponse's priv. check.
 2445:     # The if is here because lonresponse.pm only cares that
 2446:     # showallfoils is defined, not what the value is.
 2447: 
 2448:     if ($helper->{'VARS'}->{'showallfoils'} eq "1") { 
 2449: 	$form{'showallfoils'} = $helper->{'VARS'}->{'showallfoils'};
 2450:     }
 2451:     
 2452:     if ($helper->{'VARS'}->{'style_file'}=~/\w/) {
 2453: 	&Apache::lonnet::appenv({'construct.style' =>
 2454: 				$helper->{'VARS'}->{'style_file'}});
 2455:     } elsif ($env{'construct.style'}) {
 2456: 	&Apache::lonnet::delenv('construct.style');
 2457:     }
 2458: 
 2459:     if ($print_type eq 'current_document') {
 2460:       #-- single document - problem, page, html, xml, ...
 2461: 	my ($currentURL,$cleanURL);
 2462: 
 2463: 	if ($helper->{'VARS'}->{'construction'} ne '1') {
 2464:             #prints published resource
 2465: 	    $currentURL=$helper->{'VARS'}->{'postdata'};
 2466: 	    $cleanURL=&Apache::lonenc::check_decrypt($currentURL);
 2467: 	} else {
 2468: 
 2469:             #prints resource from the construction space
 2470: 	    $currentURL=$helper->{'VARS'}->{'filename'};
 2471: 	    $cleanURL=$currentURL;
 2472: 	}
 2473: 	$selectionmade = 1;
 2474:       
 2475: 	if ($cleanURL!~m|^/adm/|
 2476: 	    && $cleanURL=~/\.(problem|exam|quiz|assess|survey|form|library|xml|html|htm|xhtml|xhtm)$/) {
 2477: 	    my $rndseed=time;
 2478: 	    my $texversion='';
 2479: 	    if ($helper->{'VARS'}->{'ANSWER_TYPE'} ne 'only') {
 2480: 		my %moreenv;
 2481: 		$moreenv{'request.filename'}=$cleanURL;
 2482:                 if ($helper->{'VARS'}->{'probstatus'} eq 'exam') {$form{'problemtype'}='exam';}
 2483: 		$form{'problem_split'}=$parmhash{'problem_stream_switch'};
 2484: 		$form{'suppress_tries'}=$parmhash{'suppress_tries'};
 2485: 		$form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
 2486: 		$form{'print_discussions'}=$helper->{'VARS'}->{'PRINT_DISCUSSIONS'};
 2487: 		$form{'print_annotations'}=$helper->{'VARS'}->{'PRINT_ANNOTATIONS'};
 2488: 		if (($helper->{'VARS'}->{'PRINT_DISCUSSIONS'} eq 'yes') ||
 2489: 		    ($helper->{'VARS'}->{'PRINT_ANNOTATIONS'} eq 'yes')) {
 2490: 		    $form{'problem_split'}='yes';
 2491: 		}
 2492: 		if ($helper->{'VARS'}->{'curseed'}) {
 2493: 		    $rndseed=$helper->{'VARS'}->{'curseed'};
 2494: 		}
 2495: 		$form{'rndseed'}=$rndseed;
 2496: 		&Apache::lonnet::appenv(\%moreenv);
 2497: 
 2498: 		&Apache::lonxml::clear_problem_counter();
 2499: 
 2500: 		$resources_printed .= $currentURL.':';
 2501: 		$texversion.=&ssi_with_retries($currentURL,$ssi_retry_count, %form);
 2502: 
 2503: 		#  Add annotations if required:
 2504: 	    
 2505: 		&Apache::lonxml::clear_problem_counter();
 2506: 
 2507: 		&Apache::lonnet::delenv('request.filename');
 2508: 	    }
 2509: 	    # current document with answers.. no need to encap in minipage
 2510: 	    #  since there's only one answer.
 2511: 
 2512: 	    if(($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') ||
 2513: 	       ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) {
 2514: 
 2515: 		$form{'problem_split'}=$parmhash{'problem_stream_switch'};
 2516: 		$form{'grade_target'}='answer';
 2517: 		$form{'answer_output_mode'}='tex';
 2518: 		$form{'rndseed'}=$rndseed;
 2519:                 if ($helper->{'VARS'}->{'probstatus'} eq 'exam') {
 2520: 		    $form{'problemtype'}='exam';
 2521: 		}
 2522: 		$resources_printed .= $currentURL.':';
 2523: 		my $answer=&ssi_with_retries($currentURL,$ssi_retry_count, %form);
 2524: 		
 2525: 
 2526: 		if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {
 2527: 		    $texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/;
 2528: 		} else {
 2529: 		    $texversion=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'});
 2530: 		    if ($helper->{'VARS'}->{'construction'} ne '1') {
 2531: 			my $title = &Apache::lonnet::gettitle($helper->{'VARS'}->{'symb'});
 2532: 			$title = &Apache::lonxml::latex_special_symbols($title);
 2533: 			$texversion.='\vskip 0 mm \noindent\textbf{'.$title.'}\vskip 0 mm ';
 2534: 			$texversion.=&path_to_problem($cleanURL,$LaTeXwidth);
 2535: 		    } else {
 2536: 			$texversion.='\vskip 0 mm \noindent\textbf{'.
 2537:                         &mt("Printing from Construction Space: No Title").'}\vskip 0 mm ';
 2538: 
 2539: 			$texversion.=&path_to_problem($cleanURL,$LaTeXwidth);
 2540: 		    }
 2541: 		    $texversion.='\vskip 1 mm '.$answer.'\end{document}';
 2542: 		}
 2543: 
 2544: 
 2545: 		
 2546: 
 2547: 	    
 2548: 	    }
 2549: 	    # Print annotations.
 2550: 
 2551: 
 2552: 	    if ($helper->{'VARS'}->{'PRINT_ANNOTATIONS'} eq 'yes') {
 2553: 		my $annotation .= &annotate($currentURL);
 2554: 		$texversion =~ s/(\\keephidden{ENDOFPROBLEM})/$annotation$1/;
 2555: 	    }
 2556: 
 2557: 
 2558: 	    if ($helper->{'VARS'}->{'TABLE_INDEX'} eq 'yes') {
 2559: 		$texversion=&IndexCreation($texversion,$currentURL);
 2560: 	    }
 2561: 	    if ($helper->{'VARS'}->{'CONSTR_RESOURSE_URL'} eq 'yes') {
 2562: 		$texversion=~s/(\\addcontentsline\{toc\}\{subsection\}\{[^\}]*\})/$1 URL: \\verb|$currentURL| \\strut\\\\\\strut /;
 2563: 
 2564: 	    }
 2565: 	    $result .= $texversion;
 2566: 	    if ($currentURL=~m/\.page\s*$/) {
 2567: 		($result,$number_of_columns) = &page_cleanup($result);
 2568: 	    }
 2569:         } elsif ($cleanURL!~m|^/adm/|
 2570: 		 && $currentURL=~/\.(sequence|page)$/ && $helper->{'VARS'}->{'construction'} eq '1') {
 2571: 	    $result .= &print_construction_sequence($currentURL, $helper, %form,
 2572: 						    $LaTeXwidth);
 2573: 	    $result .= '\end{document}';  
 2574: 	    if (!($result =~ /\\begin\{document\}/)) {
 2575: 		$result = &print_latex_header() . $result;
 2576: 	    }
 2577: 	    # End construction space sequence.
 2578: 	} elsif ($cleanURL=~/\/(smppg|syllabus|aboutme|bulletinboard)$/) { 
 2579: 		$form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
 2580: 		if ($currentURL=~/\/syllabus$/) {$currentURL=~s/\/res//;}
 2581: 		$resources_printed .= $currentURL.':';
 2582: 		my $texversion = &ssi_with_retries($currentURL, $ssi_retry_count, %form);
 2583: 		if ($helper->{'VARS'}->{'PRINT_ANNOTATIONS'} eq 'yes') {
 2584: 		    my $annotation = &annotate($currentURL);
 2585: 		    $texversion    =~ s/(\\end{document})/$annotation$1/;
 2586: 		}
 2587: 		$result .= $texversion;
 2588: 	} elsif ($cleanURL =~/\.tex$/) {
 2589: 	    # For this sort of print of a single LaTeX file,
 2590: 	    # We can just print the LaTeX file as it is uninterpreted in any way:
 2591: 	    #
 2592: 
 2593: 	    $result = &fetch_raw_resource($currentURL);
 2594: 	    if ($helper->{'VARS'}->{'PRINT_ANNOTATIONS'} eq 'yes') {
 2595: 		my $annotation = &annotate($currentURL);
 2596: 		$result =~ s/(\\end{document})/$annotation$1/;
 2597: 	    }
 2598: 
 2599: 	    $do_postprocessing = 0; # Don't massage the result.
 2600: 
 2601: 	} elsif ($cleanURL =~ /\.pdf$/i) {
 2602: 	    $result .= &include_pdf($cleanURL);
 2603: 	    $result .= '\end{document}';
 2604: 	} elsif ($cleanURL =~ /\.page$/i) { #  Print page in non construction space contexts.
 2605: 
 2606: 	    # Determine the set of resources in the map of the page:
 2607: 
 2608: 	    my $navmap         =  Apache::lonnavmaps::navmap->new();
 2609: 	    my @page_resources =  $navmap->retrieveResources($cleanURL);
 2610: 	    $result           .=  &print_page_in_course($helper, $rparmhash,
 2611: 							$cleanURL, \@page_resources);
 2612: 
 2613:        
 2614: 	} else {
 2615: 	    $result.=&unsupported($currentURL,$helper->{'VARS'}->{'LATEX_TYPE'},
 2616: 				  $helper->{'VARS'}->{'symb'});
 2617: 	}
 2618:     } elsif (($print_type eq 'map_problems')          or
 2619: 	     ($print_type eq 'map_problems_in_page')  or
 2620: 	     ($print_type eq 'map_resources_in_page') or
 2621:              ($print_type eq 'map_problems_pages')    or
 2622:              ($print_type eq 'all_problems')          or
 2623: 	     ($print_type eq 'all_resources')         or # BUGBUG
 2624: 	     ($print_type eq 'select_sequences')      or
 2625: 	     ($print_type eq 'map_incomplete_problems_seq')
 2626: 	     ) {
 2627: 
 2628:  
 2629:         #-- produce an output string
 2630: 	if (($print_type eq 'map_problems')                or
 2631: 	    ($print_type eq 'map_incomplete_problems_seq') or
 2632: 	    ($print_type eq 'map_problems_in_page') ) {
 2633: 	    $selectionmade = 2;
 2634: 	} elsif (($print_type eq 'map_problems_pages') or
 2635: 		 ($print_type eq 'map_resources_in_page'))
 2636: 	{
 2637: 	    $selectionmade = 3;
 2638: 	} elsif (($print_type eq 'all_problems') 
 2639: 		 ) {
 2640: 	    $selectionmade = 4;
 2641: 	} elsif ($print_type eq 'all_resources') {  #BUGBUG
 2642: 	    $selectionmade = 4;
 2643: 	} elsif ($print_type eq 'select_sequences') {
 2644: 	    $selectionmade = 7;
 2645: 	}
 2646: 
 2647: 	$form{'problem_split'}=$parmhash{'problem_stream_switch'};
 2648: 	$form{'suppress_tries'}=$parmhash{'suppress_tries'};
 2649: 	$form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
 2650: 	$form{'print_discussions'}=$helper->{'VARS'}->{'PRINT_DISCUSSIONS'};
 2651: 	$form{'print_annotations'} = $helper->{'VARS'}->{'PRINT_ANNOTATIONS'};
 2652: 	if (($helper->{'VARS'}->{'PRINT_DISCUSSIONS'} eq 'yes')   ||
 2653: 	    ($helper->{'VARS'}->{'PRINT_ANNOTATIONS'} eq 'yes') ) {
 2654: 	    $form{'problem_split'}='yes';
 2655: 	}
 2656: 	my $flag_latex_header_remove = 'NO';
 2657: 	my $flag_page_in_sequence = 'NO';
 2658: 	my @master_seq=split /\|\|\|/, $helper->{'VARS'}->{'RESOURCES'};
 2659: 	my $prevassignment='';
 2660: 
 2661: 	&Apache::lonxml::clear_problem_counter();
 2662: 
 2663: 	my $pbreakresources = keys %page_breaks;
 2664: 	for (my $i=0;$i<=$#master_seq;$i++) {
 2665: 
 2666: 	    &Apache::lonenc::reset_enc();
 2667: 
 2668: 
 2669: 	    # Note due to document structure, not allowed to put \newpage
 2670: 	    # prior to the first resource
 2671: 
 2672: 	    if (defined $page_breaks{$master_seq[$i]}) {
 2673: 		if($i != 0) {
 2674: 		    $result.="\\newpage\n";
 2675: 		}
 2676: 	    }
 2677: 	    $result .= &get_extra_vspaces($helper, $master_seq[$i]);
 2678: 	    my ($sequence,$middle_thingy,$urlp)=&Apache::lonnet::decode_symb($master_seq[$i]);
 2679: 	    $urlp=&Apache::lonnet::clutter($urlp);
 2680: 	    $form{'symb'}=$master_seq[$i];
 2681: 
 2682: 	    my $assignment=&Apache::lonxml::latex_special_symbols(&Apache::lonnet::gettitle($sequence),'header'); #title of the assignment which contains this problem
 2683: 
 2684: 	    if ($selectionmade==7) {$helper->{VARS}->{'assignment'}=$assignment;}
 2685: 	    if ($i==0) {$prevassignment=$assignment;}
 2686: 	    my $texversion='';
 2687: 	    if ($urlp!~m|^/adm/|
 2688: 		&& $urlp=~/\.(problem|exam|quiz|assess|survey|form|library|page|xml|html|htm|xhtml|xhtm)$/) {
 2689: 		$resources_printed .= $urlp.':';
 2690: 		&Apache::lonxml::remember_problem_counter();
 2691: 		if ($flag_latex_header_remove eq 'NO') {
 2692: 		    $texversion.=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'});  # RF
 2693:                     unless (($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only') ||
 2694:                             (($i==0) &&
 2695:                              (($urlp=~/\.page$/) ||
 2696:                               ($print_type eq 'map_problems_in_page') ||
 2697:                               ($print_type eq 'map_resources_in_page')))) {
 2698:                         $flag_latex_header_remove = 'YES';
 2699:                     }
 2700: 		}
 2701: 		$texversion.=&ssi_with_retries($urlp, $ssi_retry_count, %form);
 2702: 		if ($urlp=~/\.page$/) {
 2703: 		    ($texversion,my $number_of_columns_page) = &page_cleanup($texversion);
 2704: 		    if ($number_of_columns_page > $number_of_columns) {$number_of_columns=$number_of_columns_page;} 
 2705: 		    $texversion =~ s/\\end{document}\d*/\\end{document}/;
 2706: 		    $flag_page_in_sequence = 'YES';
 2707: 		}
 2708: 
 2709: 		if(($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') ||
 2710: 		   ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) {
 2711: 		    #  Don't permanently pervert the %form hash
 2712: 		    my %answerform = %form;
 2713: 		    $answerform{'grade_target'}='answer';
 2714: 		    $answerform{'answer_output_mode'}='tex';
 2715: 		    $resources_printed .= $urlp.':';
 2716: 
 2717: 		    &Apache::lonxml::restore_problem_counter();
 2718: 		    my $answer=&ssi_with_retries($urlp, $ssi_retry_count, %answerform);
 2719:                     if ($urlp =~ /\.page$/) {
 2720:                         $answer =~ s/\\end{document}(\d*)$//;
 2721:                     }
 2722: 		    if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {
 2723:                         if ($urlp =~ /\.page$/) {
 2724:                             my @probs = split(/\\keephidden{ENDOFPROBLEM}/,$texversion);
 2725:                             my $lastprob = pop(@probs);
 2726:                             $texversion = join('\keephidden{ENDOFPROBLEM}',@probs).
 2727:                             $answer.'\keephidden{ENDOFPROBLEM}'.$lastprob;
 2728:                         } else {
 2729:                             $texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/;
 2730:                         }
 2731: 		    } else {
 2732: 			if ($urlp=~/$LONCAPA::assess_page_re/) {
 2733: 			    $texversion=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'});
 2734: #			    $texversion =~ s/\\begin{document}//; # FIXME
 2735: 			    my $title = &Apache::lonnet::gettitle($master_seq[$i]);
 2736: 			    $title = &Apache::lonxml::latex_special_symbols($title);
 2737: 			    my $body ='\vskip 0 mm \noindent\textbf{'.$title.'}\vskip 0 mm ';
 2738: 			    $body   .= &path_to_problem ($urlp,$LaTeXwidth);
 2739: 			    $body   .='\vskip 1 mm '.$answer;
 2740: 			    $body    = &encapsulate_minipage($body);
 2741: 			    $texversion .= $body;
 2742: 			} else {
 2743: 			    $texversion='';
 2744: 			}
 2745: 		    }
 2746: 
 2747: 		}
 2748: 		if ($helper->{'VARS'}->{'PRINT_ANNOTATIONS'} eq 'yes') {
 2749: 		    my $annotation .= &annotate($urlp);
 2750: 		    $texversion =~ s/(\\keephidden{ENDOFPROBLEM})/$annotation$1/;
 2751: 		}
 2752: 
 2753: 		if ($flag_latex_header_remove ne 'NO') {
 2754: 		    $texversion = &latex_header_footer_remove($texversion);
 2755: 		} else {
 2756: 		    $texversion =~ s/\\end{document}//;
 2757: 		}
 2758: 		if ($helper->{'VARS'}->{'TABLE_INDEX'} eq 'yes') {
 2759: 		    $texversion=&IndexCreation($texversion,$urlp);
 2760: 		}
 2761: 		if (($selectionmade == 4) and ($assignment ne $prevassignment)) {
 2762: 		    my $name = &get_name();
 2763: 		    my $courseidinfo = &get_course();
 2764: 		    $prevassignment=$assignment;
 2765: 		    my $header_text = $parmhash{'print_header_format'};
 2766: 		    $header_text    = &format_page_header($textwidth, $header_text,
 2767: 							  $assignment, 
 2768: 							  $courseidinfo, 
 2769: 							  $name);
 2770: 
 2771: 		    if ($numberofcolumns eq '1') {
 2772: 			$result .='\newpage \noindent\parbox{\minipagewidth}{\noindent\\lhead{'.$header_text.'}} \vskip 5 mm ';
 2773: 		    } else {
 2774: 			$result .='\newpage \noindent\parbox{\minipagewidth}{\noindent\\fancyhead[LO]{'.$header_text.'}} \vskip 5 mm ';
 2775: 		    }			
 2776: 		}
 2777: 		$result .= $texversion;
 2778: 		$flag_latex_header_remove = 'YES';   
 2779: 	    } elsif ($urlp=~/\/(smppg|syllabus|aboutme|bulletinboard)$/) { 
 2780: 		$form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
 2781: 		if ($urlp=~/\/syllabus$/) {$urlp=~s/\/res//;}
 2782: 		$resources_printed .= $urlp.':';
 2783: 		my $texversion = &ssi_with_retries($urlp, $ssi_retry_count, %form);
 2784: 		if ($helper->{'VARS'}->{'PRINT_ANNOTATIONS'} eq 'yes') {
 2785: 		    my $annotation = &annotate($urlp);
 2786: 		    $texversion =~ s/(\\end{document)/$annotation$1/;
 2787: 		}
 2788: 
 2789: 		if ($flag_latex_header_remove ne 'NO') {
 2790: 		    $texversion = &latex_header_footer_remove($texversion);
 2791: 		} else {	
 2792: 		    $texversion =~ s/\\end{document}/\\vskip 0\.5mm\\noindent\\makebox\[\\textwidth\/\$number_of_columns\]\[b\]\{\\hrulefill\}/;
 2793: 		}
 2794: 		$result .= $texversion;
 2795: 		$flag_latex_header_remove = 'YES'; 
 2796: 	    } elsif ($urlp=~ /\.pdf$/i) {
 2797: 		if ($i > 0) {
 2798: 		    $result .= '\cleardoublepage';
 2799: 		}
 2800:                 my $texfrompdf = &include_pdf($urlp);
 2801:                 if ($flag_latex_header_remove ne 'NO') {
 2802:                     $texfrompdf = &latex_header_footer_remove($texfrompdf);
 2803:                 }
 2804:                 $result .= $texfrompdf;
 2805: 		if ($i != $#master_seq) {
 2806: 		    if ($numberofcolumns eq '1') {
 2807: 			$result .= '\newpage';
 2808: 		    } else {
 2809: 			# the \\'s seem to be needed to let LaTeX know there's something
 2810: 			# on the page since LaTeX seems to not like to clear an empty page.
 2811: 			#
 2812: 			$result .= '\\ \cleardoublepage';
 2813: 		    }
 2814: 		}
 2815: 		$flag_latex_header_remove = 'YES';
 2816: 
 2817: 	    } else {
 2818: 		$texversion=&unsupported($urlp,$helper->{'VARS'}->{'LATEX_TYPE'},
 2819: 					 $master_seq[$i]);
 2820: 		if ($flag_latex_header_remove ne 'NO') {
 2821: 		    $texversion = &latex_header_footer_remove($texversion);
 2822: 		} else {
 2823: 		    $texversion =~ s/\\end{document}//;
 2824: 		}
 2825: 		$result .= $texversion;
 2826: 		$flag_latex_header_remove = 'YES';   
 2827: 	    }
 2828: 	    if (&Apache::loncommon::connection_aborted($r)) { 
 2829: 		last; 
 2830: 	    }
 2831: 	}
 2832: 	&Apache::lonxml::clear_problem_counter();
 2833: 	if ($flag_page_in_sequence eq 'YES') {
 2834: 	    $result =~ s/\\usepackage{calc}/\\usepackage{calc}\\usepackage{longtable}/;
 2835: 	}	
 2836: 	$result .= '\end{document}';
 2837:      } elsif (($print_type eq 'problems_for_students')           ||
 2838: 	      ($print_type eq 'problems_for_students_from_page') ||
 2839: 	      ($print_type eq 'all_problems_students')           ||
 2840: 	      ($print_type eq 'resources_for_students')          ||
 2841: 	      ($print_type eq 'incomplete_problems_selpeople_course') ||
 2842: 	      ($print_type eq 'map_incomplete_problems_people_seq')){
 2843: 
 2844: 
 2845:      #-- prints assignments for whole class or for selected students  
 2846: 	 my $type;
 2847: 	 if (($print_type eq 'problems_for_students')           ||
 2848: 	     ($print_type eq 'problems_for_students_from_page') ||
 2849: 	     ($print_type eq 'all_problems_students')           ||
 2850: 	     ($print_type eq 'incomplete_problems_selpeople_course') ||
 2851: 	     ($print_type eq 'map_incomplete_problems_people_seq')) {
 2852: 	     $selectionmade=5;
 2853: 	     $type='problems';
 2854: 	 } elsif ($print_type eq 'resources_for_students') {
 2855: 	     $selectionmade=8;
 2856: 	     $type='resources';
 2857: 	 }
 2858: 	 my @students=split /\|\|\|/, $helper->{'VARS'}->{'STUDENTS'};
 2859: 	 #   The normal sort order is by section then by students within the
 2860: 	 #   section. If the helper var student_sort is 1, then the user has elected
 2861: 	 #   to override this and output the students by name.
 2862: 	 #    Each element of the students array is of the form:
 2863: 	 #       username:domain:section:last, first:status
 2864: 	 #    
 2865: 	 #  Note that student sort is not compatible with printing 
 2866: 	 #  1 section per pdf...so that setting overrides.
 2867: 	 #   
 2868: 	 if (($helper->{'VARS'}->{'student_sort'}    eq 1)  && 
 2869: 	     ($helper->{'VARS'}->{'SPLIT_PDFS'} ne "sections")) {
 2870: 	     @students = sort compare_names  @students;
 2871: 	 }
 2872: 	 &adjust_number_to_print($helper);
 2873: 
 2874:          if ($helper->{'VARS'}->{'NUMBER_TO_PRINT'} eq '0' ||
 2875: 	     $helper->{'VARS'}->{'NUMBER_TO_PRINT'} eq 'all' ) {
 2876: 	     $helper->{'VARS'}->{'NUMBER_TO_PRINT'}=$#students+1;
 2877: 	 }
 2878: 	 # If we are splitting on section boundaries, we need 
 2879: 	 # to remember that in split_on_sections and 
 2880: 	 # print all of the students in the list.
 2881: 	 #
 2882: 	 my $split_on_sections = 0;
 2883: 	 if ($helper->{'VARS'}->{'NUMBER_TO_PRINT'} eq 'section') {
 2884: 	     $split_on_sections = 1;
 2885: 	     $helper->{'VARS'}->{'NUMBER_TO_PRINT'} = $#students+1;
 2886: 	 }
 2887: 	 my @master_seq=split /\|\|\|/, $helper->{'VARS'}->{'RESOURCES'};
 2888: 
 2889: 	 #loop over students
 2890: 
 2891:  	 my $flag_latex_header_remove = 'NO';
 2892: 	 my %moreenv;
 2893:          $moreenv{'instructor_comments'}='hide';
 2894: 	 $moreenv{'textwidth'}=&get_textwidth($helper,$LaTeXwidth);
 2895: 	 $moreenv{'print_discussions'}=$helper->{'VARS'}->{'PRINT_DISCUSSIONS'};
 2896: 	 $moreenv{'print_annotations'} = $helper->{'VARS'}->{'PRINT_ANNOTATIONS'};
 2897: 	 $moreenv{'problem_split'}    = $parmhash{'problem_stream_switch'};
 2898: 	 $moreenv{'suppress_tries'}   = $parmhash{'suppress_tries'};
 2899: 	 if (($helper->{'VARS'}->{'PRINT_DISCUSSIONS'} eq 'yes')  ||
 2900: 	     ($helper->{'VARS'}->{'PRINT_ANNOTATIONS'} eq 'yes')) {
 2901: 	     $moreenv{'problem_split'}='yes';
 2902: 	 }
 2903: 	 my %prog_state=&Apache::lonhtmlcommon::Create_PrgWin($r,'Print Status','Class Print Status',$#students+1,'inline','75');
 2904: 	 my $student_counter=-1;
 2905: 	 my $i = 0;
 2906: 	 my $last_section = (split(/:/,$students[0]))[2];
 2907: 	 foreach my $person (@students) {
 2908:              my $duefile="/home/httpd/prtspool/$env{'user.name'}_$env{'user.domain'}_printout.due";
 2909: 	     if (-e $duefile) {
 2910: 		 my $temp_file = Apache::File->new('>>'.$duefile);
 2911: 		 print $temp_file "1969\n";
 2912: 	     }
 2913: 	     $student_counter++;
 2914: 	     if ($split_on_sections) {
 2915: 		 my $this_section = (split(/:/,$person))[2];
 2916: 		 if ($this_section ne $last_section) {
 2917: 		     $i++;
 2918: 		     $last_section = $this_section;
 2919: 		 }
 2920: 	     } else {
 2921: 		 $i=int($student_counter/$helper->{'VARS'}{'NUMBER_TO_PRINT'});
 2922: 	     }
 2923: 	     my $actual_seq = master_seq_to_person_seq($helper, \@master_seq, $person);
 2924: 	     my ($output,$fullname, $printed)=&print_resources($r,$helper,
 2925: 						     $person,$type,
 2926: 						     \%moreenv,  $actual_seq,
 2927: 						     $flag_latex_header_remove,
 2928: 						     $LaTeXwidth);
 2929: 	     $resources_printed .= ":";
 2930: 	     $print_array[$i].=$output;
 2931: 	     $student_names[$i].=$person.':'.$fullname.'_END_';
 2932: #	     &Apache::lonhtmlcommon::Increment_PrgWin($r,\%prog_state,&mt('last student').' '.$fullname);
 2933: 	     &Apache::lonhtmlcommon::Increment_PrgWin($r,\%prog_state,'last student');
 2934: 	     $flag_latex_header_remove = 'YES';
 2935: 	     if (&Apache::loncommon::connection_aborted($r)) { last; }
 2936: 	 }
 2937: 	 &Apache::lonhtmlcommon::Close_PrgWin($r,\%prog_state);
 2938: 	 $result .= $print_array[0].'  \end{document}';
 2939:      } elsif (($print_type eq 'problems_for_anon')      ||
 2940: 	      ($print_type eq 'problems_for_anon_page') ||
 2941: 	      ($print_type eq 'resources_for_anon')  ) { 
 2942: 	 my $cdom =$env{'course.'.$env{'request.course.id'}.'.domain'};
 2943: 	 my $cnum =$env{'course.'.$env{'request.course.id'}.'.num'};
 2944: 	 my $num_todo=$helper->{'VARS'}->{'NUMBER_TO_PRINT_TOTAL'};
 2945: 	 my $code_name=$helper->{'VARS'}->{'ANON_CODE_STORAGE_NAME'};
 2946: 	 my $old_name=$helper->{'VARS'}->{'REUSE_OLD_CODES'};
 2947: 	 my $single_code = $helper->{'VARS'}->{'SINGLE_CODE'};
 2948: 	 my $selected_code = $helper->{'VARS'}->{'CODE_SELECTED_FROM_LIST'};
 2949: 
 2950: 	 my $code_option=$helper->{'VARS'}->{'CODE_OPTION'};
 2951:          my @lines = &Apache::grades::get_scantronformat_file();
 2952: 	 my ($code_type,$code_length,$bubbles_per_row)=('letter',6,10);
 2953: 	 foreach my $line (@lines) {
 2954:              chomp($line);
 2955: 	     my ($name,$type,$length,$bubbles_per_item) = 
 2956:                  (split(/:/,$line))[0,2,4,17];
 2957: 	     if ($name eq $code_option) {
 2958: 		 $code_length=$length;
 2959: 		 if ($type eq 'number') { $code_type = 'number'; }
 2960:                  chomp($bubbles_per_item); 
 2961:                  if (($bubbles_per_item ne '') && ($bubbles_per_item > 0)) {
 2962:                      $bubbles_per_row = $bubbles_per_item; 
 2963:                  }
 2964: 	     }
 2965: 	 }
 2966: 	 my %moreenv = ('textwidth' => &get_textwidth($helper,$LaTeXwidth));
 2967: 	 $moreenv{'problem_split'}    = $parmhash{'problem_stream_switch'};
 2968:          $moreenv{'instructor_comments'}='hide';
 2969:          $moreenv{'bubbles_per_row'} = $bubbles_per_row;
 2970: 	 my $seed=time+($$<<16)+($$);
 2971: 	 my @allcodes;
 2972: 	 if ($old_name) {
 2973: 	     my %result=&Apache::lonnet::get('CODEs',
 2974: 					     [$old_name,"type\0$old_name"],
 2975: 					     $cdom,$cnum);
 2976: 	     $code_type=$result{"type\0$old_name"};
 2977: 	     @allcodes=split(',',$result{$old_name});
 2978: 	     $num_todo=scalar(@allcodes);
 2979: 	 } elsif ($selected_code) { # Selection value is always numeric.
 2980: 	     $num_todo = 1;
 2981: 	     @allcodes = ($selected_code);
 2982: 	 } elsif ($single_code) {
 2983: 
 2984: 	     $num_todo    = 1;	# Unconditionally one code to do.
 2985: 	     # If an alpha code have to convert to numbers so it can be
 2986: 	     # converted back to letters again :-)
 2987: 	     #
 2988: 	     if ($code_type ne 'number') {
 2989: 		 $single_code = &letters_to_num($single_code);
 2990: 	     }
 2991: 	     @allcodes = ($single_code);
 2992: 	 } else {
 2993: 	     my %allcodes;
 2994: 	     srand($seed);
 2995: 	     for (my $i=0;$i<$num_todo;$i++) {
 2996: 		 $moreenv{'CODE'}=&get_CODE(\%allcodes,$i,$seed,$code_length,
 2997: 					    $code_type);
 2998: 	     }
 2999: 	     if ($code_name) {
 3000: 		 &Apache::lonnet::put('CODEs',
 3001: 				      {
 3002: 					$code_name =>join(',',keys(%allcodes)),
 3003: 					"type\0$code_name" => $code_type
 3004: 				      },
 3005: 				      $cdom,$cnum);
 3006: 	     }
 3007: 	     @allcodes=keys(%allcodes);
 3008: 	 }
 3009: 	 my @master_seq=split /\|\|\|/, $helper->{'VARS'}->{'RESOURCES'};
 3010: 	 my ($type) = split(/_/,$print_type);
 3011: 	 &adjust_number_to_print($helper);
 3012: 	 my $number_per_page=$helper->{'VARS'}->{'NUMBER_TO_PRINT'};
 3013: 	 if ($number_per_page eq '0' || $number_per_page eq 'all'
 3014: 	     || $number_per_page eq 'section') {
 3015: 	     $number_per_page=$num_todo > 0 ? $num_todo : 1;
 3016: 	 }
 3017: 	 my $flag_latex_header_remove = 'NO'; 
 3018: 	 my %prog_state=&Apache::lonhtmlcommon::Create_PrgWin($r,'Print Status','Class Print Status',$num_todo,'inline','75');
 3019: 	 my $count=0;
 3020: 	 foreach my $code (sort(@allcodes)) {
 3021: 	     my $file_num=int($count/$number_per_page);
 3022: 	     if ($code_type eq 'number') { 
 3023: 		 $moreenv{'CODE'}=$code;
 3024: 	     } else {
 3025: 		 $moreenv{'CODE'}=&num_to_letters($code);
 3026: 	     }
 3027: 	     my ($output,$fullname, $printed)=
 3028: 		 &print_resources($r,$helper,'anonymous',$type,\%moreenv,
 3029: 				  \@master_seq,$flag_latex_header_remove,
 3030: 				  $LaTeXwidth);
 3031: 	     $resources_printed .= ":";
 3032: 	     $print_array[$file_num].=$output;
 3033: 	     &Apache::lonhtmlcommon::Increment_PrgWin($r,\%prog_state,
 3034: 				       &mt('last assignment').' '.$fullname);
 3035: 	     $flag_latex_header_remove = 'YES';
 3036: 	     $count++;
 3037: 	     if (&Apache::loncommon::connection_aborted($r)) { last; }
 3038: 	 }
 3039: 	 &Apache::lonhtmlcommon::Close_PrgWin($r,\%prog_state);
 3040: 	 $result .= $print_array[0].'  \end{document}';
 3041:      } elsif ($print_type eq 'problems_from_directory') {      
 3042:     #prints selected problems from the subdirectory 
 3043: 	$selectionmade = 6;
 3044:         my @list_of_files=split /\|\|\|/, $helper->{'VARS'}->{'FILES'};
 3045: 	@list_of_files=sort @list_of_files;
 3046: 	my $flag_latex_header_remove = 'NO'; 
 3047: 	my $rndseed=time;
 3048: 	if ($helper->{'VARS'}->{'curseed'}) {
 3049: 	    $rndseed=$helper->{'VARS'}->{'curseed'};
 3050: 	}
 3051: 	for (my $i=0;$i<=$#list_of_files;$i++) {
 3052: 
 3053: 	    &Apache::lonenc::reset_enc();
 3054: 
 3055: 	    my $urlp = $list_of_files[$i];
 3056: 	    $urlp=~s|//|/|;
 3057: 	    if ($urlp=~/\//) {
 3058: 		$form{'problem_split'}=$parmhash{'problem_stream_switch'};
 3059: 		$form{'rndseed'}=$rndseed;
 3060: 		$urlp =~ s|^$Apache::lonnet::perlvar{'lonDocRoot'}||;
 3061: 		$resources_printed .= $urlp.':';
 3062: 		my $texversion=&ssi_with_retries($urlp, $ssi_retry_count, %form);
 3063: 		if(($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') ||
 3064: 		   ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) {
 3065: 		    #  Don't permanently pervert %form:
 3066: 		    my %answerform = %form;
 3067: 		    $answerform{'grade_target'}='answer';
 3068: 		    $answerform{'answer_output_mode'}='tex';
 3069: 		    $answerform{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
 3070: 		    $answerform{'rndseed'}=$rndseed;
 3071: 		    $resources_printed .= $urlp.':';
 3072: 		    my $answer=&ssi_with_retries($urlp, $ssi_retry_count, %answerform);
 3073: 		    if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {
 3074: 			$texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/;
 3075: 		    } else {
 3076: 			$texversion=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'});
 3077: 			if ($helper->{'VARS'}->{'construction'} ne '1') {
 3078: 			    $texversion.='\vskip 0 mm \noindent ';
 3079: 			    $texversion.=&path_to_problem ($urlp,$LaTeXwidth);
 3080: 			} else {
 3081: 			    $texversion.='\vskip 0 mm \noindent\textbf{'.
 3082:                                          &mt("Printing from Construction Space: No Title").'}\vskip 0 mm ';
 3083: 			    $texversion.=&path_to_problem ($urlp,$LaTeXwidth);
 3084: 			}
 3085: 			$texversion.='\vskip 1 mm '.$answer.'\end{document}';
 3086: 		    }
 3087: 		}
 3088:                 #this chunk is responsible for printing the path to problem
 3089: 
 3090: 		my $newurlp=&path_to_problem($urlp,$LaTeXwidth);
 3091: 		$texversion =~ s/(\\begin{minipage}{\\textwidth})/$1 $newurlp/;
 3092: 		if ($flag_latex_header_remove ne 'NO') {
 3093: 		    $texversion = &latex_header_footer_remove($texversion);
 3094: 		} else {
 3095: 		    $texversion =~ s/\\end{document}//;
 3096: 		}
 3097: 		if ($helper->{'VARS'}->{'TABLE_INDEX'} eq 'yes') {
 3098: 		    $texversion=&IndexCreation($texversion,$urlp);
 3099: 		}
 3100: 		if ($helper->{'VARS'}->{'CONSTR_RESOURSE_URL'} eq 'yes') {
 3101: 		    $texversion=~s/(\\addcontentsline\{toc\}\{subsection\}\{[^\}]*\})/$1 URL: \\verb|$urlp| \\strut\\\\\\strut /;
 3102: 		    
 3103: 		}
 3104: 		$result .= $texversion;
 3105: 	    }
 3106: 	    $flag_latex_header_remove = 'YES';  
 3107: 	}
 3108: 	if ($helper->{VARS}->{'construction'} eq '1') {$result=~s/(\\typeout)/ RANDOM SEED IS $rndseed $1/;}
 3109: 	$result .= '\end{document}';      	
 3110:     }
 3111: #-------------------------------------------------------- corrections for the different page formats
 3112: 
 3113:     # Only post process if that has not been turned off e.g. by a raw latex resource.
 3114: 
 3115:     if ($do_postprocessing) {
 3116: 	$result = &page_format_transformation($papersize,
 3117: 					      $laystyle,$numberofcolumns,
 3118: 					      $print_type,$result,
 3119: 					      $helper->{VARS}->{'assignment'},
 3120: 					      $helper->{'VARS'}->{'TABLE_CONTENTS'},
 3121: 					      $helper->{'VARS'}->{'TABLE_INDEX'},
 3122: 					      $selectionmade);
 3123: 	$result = &latex_corrections($number_of_columns,$result,$selectionmade,
 3124: 				     $helper->{'VARS'}->{'ANSWER_TYPE'});
 3125: 	#if ($numberofcolumns == 1) {
 3126: 	$result =~ s/\\textwidth\s*=\s*-?\d*\.?\d*\s*(cm|mm|in)/\\textwidth= $helper->{'VARS'}->{'pagesize.width'} $helper->{'VARS'}->{'pagesize.widthunit'} /;
 3127: 	$result =~ s/\\textheight\s*=?\s*-?\d*\.?\d*\s*(cm|mm|in)/\\textheight $helper->{'VARS'}->{'pagesize.height'} $helper->{'VARS'}->{'pagesize.heightunit'} /;
 3128: 	$result =~ s/\\evensidemargin\s*=\s*-?\d*\.?\d*\s*(cm|mm|in)/\\evensidemargin= $helper->{'VARS'}->{'pagesize.lmargin'} $helper->{'VARS'}->{'pagesize.lmarginunit'} /;
 3129: 	$result =~ s/\\oddsidemargin\s*=\s*-?\d*\.?\d*\s*(cm|mm|in)/\\oddsidemargin= $helper->{'VARS'}->{'pagesize.lmargin'} $helper->{'VARS'}->{'pagesize.lmarginunit'} /;
 3130: 	#}
 3131:     }
 3132: 
 3133:     # Set URLback if this is a construction space print so we can provide
 3134:     # a link to the resource being edited.
 3135:     #
 3136: 
 3137:     my $URLback=''; #link to original document
 3138:     if ($helper->{'VARS'}->{'construction'} eq '1') {
 3139: 	$URLback=$helper->{'VARS'}->{'filename'};
 3140:     }
 3141:     #
 3142:     # Final adjustment of the font size:
 3143:     #
 3144: 
 3145:     $result = set_font_size($result);
 3146: 
 3147:     # Insert any babel headers required.
 3148: 
 3149:     $result       = &collect_languages($result);
 3150: 
 3151: 
 3152: #-- writing .tex file in prtspool 
 3153:     my $temp_file;
 3154:     my $identifier = &Apache::loncommon::get_cgi_id();
 3155:     my $filename = "/home/httpd/prtspool/$env{'user.name'}_$env{'user.domain'}_printout_$identifier.tex";
 3156:     if (!($#print_array>0)) { 
 3157:        unless ($temp_file = Apache::File->new('>'.$filename)) {
 3158: 	  $r->log_error("Couldn't open $filename for output $!");
 3159: 	  return SERVER_ERROR; 
 3160:        }
 3161:        print $temp_file $result;
 3162:        my $begin=index($result,'\begin{document}',0);
 3163:        my $inc=substr($result,0,$begin+16); 
 3164:     } else {
 3165:        my $begin=index($result,'\begin{document}',0);
 3166:        my $inc=substr($result,0,$begin+16);
 3167:        for (my $i=0;$i<=$#print_array;$i++) {
 3168: 	  if ($i==0) {
 3169: 	      $print_array[$i]=$result;
 3170: 	  } else {
 3171: 	      $print_array[$i].='\end{document}';
 3172: 	      $print_array[$i] = 
 3173: 		&latex_corrections($number_of_columns,$print_array[$i],
 3174: 				   $selectionmade, 
 3175: 				   $helper->{'VARS'}->{'ANSWER_TYPE'});
 3176: 	    
 3177: 	      my $anobegin=index($print_array[$i],'\setcounter{page}',0);
 3178: 	      substr($print_array[$i],0,$anobegin)='';
 3179: 	      $print_array[$i]=$inc.$print_array[$i];
 3180: 	  }
 3181: 	  my $temp_file;
 3182: 	  my $newfilename=$filename;
 3183: 	  my $num=$i+1;
 3184: 	  $newfilename =~s/\.tex$//; 
 3185: 	  $newfilename=sprintf("%s_%03d.tex",$newfilename, $num);
 3186: 	  unless ($temp_file = Apache::File->new('>'.$newfilename)) {
 3187: 	      $r->log_error("Couldn't open $newfilename for output $!");
 3188: 	      return SERVER_ERROR; 
 3189: 	  }
 3190: 	  print $temp_file $print_array[$i];
 3191:        }
 3192:     }
 3193:     my $student_names='';
 3194:     if ($#print_array>0) {
 3195:         for (my $i=0;$i<=$#print_array;$i++) {
 3196:   	  $student_names.=$student_names[$i].'_ENDPERSON_';
 3197: 	}
 3198:     } else {
 3199: 	if ($#student_names>-1) {
 3200: 	   $student_names=$student_names[0].'_ENDPERSON_';
 3201: 	} else {
 3202:            my $fullname = &get_name($env{'user.name'},$env{'user.domain'});
 3203: 	   $student_names=join(':',$env{'user.name'},$env{'user.domain'},
 3204: 				    $env{'request.course.sec'},$fullname).
 3205: 					'_ENDPERSON_'.'_END_';
 3206: 	}
 3207:      }
 3208: 	
 3209:      # logic for now is too complex to trace if this has been defined
 3210:      #  yet.
 3211:      my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
 3212:      my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
 3213:      &Apache::lonnet::appenv({'cgi.'.$identifier.'.file'   => $filename,
 3214: 				'cgi.'.$identifier.'.layout'  => $laystyle,
 3215: 				'cgi.'.$identifier.'.numcol'  => $numberofcolumns,
 3216: 				'cgi.'.$identifier.'.paper'  => $papersize,
 3217: 				'cgi.'.$identifier.'.selection' => $selectionmade,
 3218: 				'cgi.'.$identifier.'.tableofcontents' => $helper->{'VARS'}->{'TABLE_CONTENTS'},
 3219: 				'cgi.'.$identifier.'.tableofindex' => $helper->{'VARS'}->{'TABLE_INDEX'},
 3220: 				'cgi.'.$identifier.'.role' => $perm{'pav'},
 3221: 				'cgi.'.$identifier.'.numberoffiles' => $#print_array,
 3222: 				'cgi.'.$identifier.'.studentnames' => $student_names,
 3223: 				'cgi.'.$identifier.'.backref' => $URLback,});
 3224:     &Apache::lonnet::appenv({"cgi.$identifier.user"    => $env{'user.name'},
 3225: 				"cgi.$identifier.domain"  => $env{'user.domain'},
 3226: 				"cgi.$identifier.courseid" => $cnum, 
 3227: 				"cgi.$identifier.coursedom" => $cdom, 
 3228: 				"cgi.$identifier.resources" => $resources_printed});
 3229: 	
 3230:     my $end_page = &Apache::loncommon::end_page();
 3231:     my $continue_text = &mt('Continue');
 3232:     # If there's been an unrecoverable SSI error, report it to the user
 3233:     if ($ssi_error) {
 3234:         my $helpurl = &Apache::loncommon::top_nav_help('Helpdesk');
 3235:         $r->print('<br /><p class="LC_error">'.&mt('An unrecoverable network error occurred:').'</p><p>'.
 3236:                   &mt('At least one of the resources you chose to print could not be rendered due to an unrecoverable error when communicating with a server:').
 3237:                   '<br />'.$ssi_last_error_resource.'<br />'.$ssi_last_error.
 3238:                   '</p><p>'.&mt('You can continue using the link provided below, but make sure to carefully inspect your output file! The errors will be marked in the file.').'<br />'.
 3239:                   &mt('You may be able to reprint the individual resources for which this error occurred, as the issue may be temporary.').
 3240:                   '<br />'.&mt('If the error persists, please contact the [_1] for assistance.',$helpurl).'</p><p>'.
 3241:                   &mt('We apologize for the inconvenience.').'</p>'.
 3242:                   '<a href="/cgi-bin/printout.pl?'.$identifier.'">'.$continue_text.'</a>'.$end_page);
 3243:     } else {
 3244: 	$r->print(<<FINALEND);
 3245: <br />
 3246: <meta http-equiv="Refresh" content="0; url=/cgi-bin/printout.pl?$identifier" />
 3247: <a href="/cgi-bin/printout.pl?$identifier">$continue_text</a>
 3248: $end_page
 3249: FINALEND
 3250:     }                                     # endif ssi errors.
 3251: }
 3252: 
 3253: 
 3254: sub get_CODE {
 3255:     my ($all_codes,$num,$seed,$size,$type)=@_;
 3256:     my $max='1'.'0'x$size;
 3257:     my $newcode;
 3258:     while(1) {
 3259: 	$newcode=sprintf("%0".$size."d",int(rand($max)));
 3260: 	if (!exists($$all_codes{$newcode})) {
 3261: 	    $$all_codes{$newcode}=1;
 3262: 	    if ($type eq 'number' ) {
 3263: 		return $newcode;
 3264: 	    } else {
 3265: 		return &num_to_letters($newcode);
 3266: 	    }
 3267: 	}
 3268:     }
 3269: }
 3270: 
 3271: sub print_resources {
 3272:     my ($r,$helper,$person,$type,$moreenv,$master_seq,$remove_latex_header,
 3273: 	$LaTeXwidth)=@_;
 3274:     my $current_output = ''; 
 3275:     my $printed = '';
 3276:     my ($username,$userdomain,$usersection) = split /:/,$person;
 3277:     my $fullname = &get_name($username,$userdomain);
 3278:     my $namepostfix = "\\\\";	# Both anon and not anon should get the same vspace.
 3279: 
 3280:     #
 3281:     # Figure out if we need to filter the output by
 3282:     # the incomplete problems for that person
 3283:     #
 3284:     my $print_type = $helper->{'VARS'}->{'PRINT_TYPE'};
 3285:     my $print_incomplete = 0;
 3286:     if (($print_type eq 'map_incomplete_problems_people_seq')   ||
 3287: 	($print_type eq 'incomplete_problems_selpeople_course')) {
 3288: 	$print_incomplete = 1;
 3289:     }
 3290:     if ($person eq 'anonymous') {
 3291: 	$namepostfix .="Name: ";
 3292: 	$fullname = "CODE - ".$moreenv->{'CODE'};
 3293:     }
 3294: 
 3295:     #  Fullname may have special latex characters that need \ prefixing:
 3296:     #
 3297: 
 3298:     my $i           = 0;
 3299:     my $actually_printed = 0;	# Count of resources printed.
 3300:     #goes through all resources, checks if they are available for 
 3301:     #current student, and produces output   
 3302: 
 3303:     &Apache::lonxml::clear_problem_counter();
 3304:     my %page_breaks  = &get_page_breaks($helper);
 3305:     my $columns_in_format = (split(/\|/,$helper->{'VARS'}->{'FORMAT'}))[1];
 3306:     #
 3307:     #   end each student with a 
 3308:     #   Special that allows the post processor to even out the page
 3309:     #   counts later.  Nasty problem this... it would be really
 3310:     #   nice to put the special in as a postscript comment
 3311:     #   e.g. \special{ps:\ENDOFSTUDENTSTAMP}  unfortunately,
 3312:     #   The special gets passed the \ and dvips puts it in the output file
 3313:     #   so we will just rely on prntout.pl to strip  ENDOFSTUDENTSTAMP from the
 3314:     #   postscript.  Each ENDOFSTUDENTSTAMP will go on a line by itself.
 3315:     #
 3316: 
 3317:     my $syllabus_first = 0;
 3318:     foreach my $curresline (@{$master_seq})  {
 3319: 	if (defined $page_breaks{$curresline}) {
 3320: 	    if($i != 0) {
 3321: 		$current_output.= "\\newpage\n";
 3322: 	    }
 3323: 	}
 3324: 	$current_output .= &get_extra_vspaces($helper, $curresline);
 3325: 	$i++;
 3326: 	if ( !($type eq 'problems' && 
 3327: 	       ($curresline!~ m/$LONCAPA::assess_page_re/)) ) {
 3328: 	    my ($map,$id,$res_url) = &Apache::lonnet::decode_symb($curresline);
 3329: 	    if ($print_incomplete && !&incomplete($username, $userdomain, $res_url)) {
 3330: 		next;
 3331: 	    }
 3332: 	    $actually_printed++; # we're going to print one.
 3333: 	    if (&Apache::lonnet::allowed('bre',$res_url)) {
 3334: 		if ($res_url!~m|^ext/|
 3335: 		    && $res_url=~/\.(problem|exam|quiz|assess|survey|form|library|page|xml|html|htm|xhtml|xhtm)$/) {
 3336: 		    $printed .= $curresline.':';
 3337: 		    &Apache::lonxml::remember_problem_counter();    
 3338: 
 3339: 		    my $rendered = &get_student_view_with_retries($curresline,$ssi_retry_count,$username,$userdomain,$env{'request.course.id'},'tex',$moreenv);
 3340:                     if ($res_url =~ /\.page$/) {
 3341:                         if ($remove_latex_header eq 'NO') {
 3342:                             if (!($rendered =~ /\\begin\{document\}/)) {
 3343:                                 $rendered = &print_latex_header().$rendered;
 3344:                             }
 3345:                         }
 3346: ;
 3347:                         if ($remove_latex_header eq 'YES') {
 3348:                             $rendered = &latex_header_footer_remove($rendered);
 3349:                         } else {
 3350:                             $rendered =~ s/\\end{document}\d*//;
 3351:                         }
 3352:                     }
 3353: 		    if(($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') ||
 3354: 		       ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) {
 3355: 			#   Use a copy of the hash so we don't pervert it on future loop passes.
 3356: 			my %answerenv = %{$moreenv};
 3357: 			$answerenv{'answer_output_mode'}='tex';
 3358: 
 3359: 
 3360: 			$answerenv{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
 3361: 			
 3362: 			&Apache::lonxml::restore_problem_counter();
 3363: 
 3364: 			my $ansrendered = &Apache::loncommon::get_student_answers($curresline,$username,$userdomain,$env{'request.course.id'},%answerenv);
 3365: 
 3366: 			if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {
 3367: 			    $rendered=~s/(\\keephidden{ENDOFPROBLEM})/$ansrendered$1/;
 3368: 			} else {
 3369: 
 3370: 			    
 3371: 			    my $header =&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'});
 3372:                             unless ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only') {
 3373:                                 $header =~ s/\\begin{document}//;     #<<<<<
 3374:                             }
 3375: 			    my $title = &Apache::lonnet::gettitle($curresline);
 3376: 			    $title = &Apache::lonxml::latex_special_symbols($title);
 3377: 			    my $body   ='\vskip 0 mm \noindent\textbf{'.$title.'}\vskip 0 mm ';
 3378: 			    $body     .=&path_to_problem($res_url,$LaTeXwidth);
 3379: 			    $body     .='\vskip 1 mm '.$ansrendered;
 3380: 			    $body     = &encapsulate_minipage($body);
 3381: 			    $rendered = $header.$body;
 3382: 			}
 3383: 		    }
 3384: 		    if ($helper->{'VARS'}->{'PRINT_ANNOTATIONS'} eq 'yes') {
 3385: 			my $url = &Apache::lonnet::clutter($res_url);
 3386: 			my $annotation = &annotate($url);
 3387: 			$rendered =~  s/(\\keephidden{ENDOFPROBLEM})/$annotation$1/;
 3388: 		    }
 3389: 		    my $junk;
 3390: 		    if ($remove_latex_header eq 'YES') {
 3391: 			$rendered = &latex_header_footer_remove($rendered);
 3392: 		    } else {
 3393: 			$rendered =~ s/\\end{document}//;
 3394: 		    }
 3395: 		    $current_output .= $rendered;		    
 3396: 		} elsif ($res_url=~/\/(smppg|syllabus|aboutme|bulletinboard)$/) {
 3397: 		    if ($i == 1) {
 3398: 			$syllabus_first = 1;
 3399: 		    }
 3400: 		    $printed .= $curresline.':';
 3401: 		    my $rendered = &get_student_view_with_retries($curresline,$ssi_retry_count,$username,$userdomain,$env{'request.course.id'},'tex',$moreenv);
 3402: 		    if ($helper->{'VARS'}->{'PRINT_ANNOTATIONS'} eq 'yes') {
 3403: 			my $url = &Apache::lonnet::clutter($res_url);
 3404: 			my $annotation = &annotate($url);
 3405: 			$annotation    =~ s/(\\end{document})/$annotation$1/;
 3406: 		    }
 3407: 		    if ($remove_latex_header eq 'YES') {
 3408: 			$rendered = &latex_header_footer_remove($rendered);
 3409: 		    } else {
 3410: 			$rendered =~ s/\\end{document}//;
 3411: 		    }
 3412: 		    $current_output .= $rendered.'\vskip 0.5mm\noindent\makebox[\textwidth/$number_of_columns][b]{\hrulefill}\strut \vskip 0 mm \strut ';
 3413: 		} elsif($res_url = ~/\.pdf$/) {
 3414: 		    my $url = &Apache::lonnet::clutter($res_url);
 3415: 		    my $rendered  = &include_pdf($url);
 3416: 		    if ($remove_latex_header ne 'NO') {
 3417: 			$rendered = &latex_header_footer_remove($rendered);
 3418: 		    }
 3419: 		    $current_output .= $rendered;
 3420: 		} else {
 3421: 		    my $rendered = &unsupported($res_url,$helper->{'VARS'}->{'LATEX_TYPE'},$curresline);
 3422: 		    if ($remove_latex_header ne 'NO') {
 3423: 			$rendered = &latex_header_footer_remove($rendered);
 3424: 		    } else {
 3425: 			$rendered =~ s/\\end{document}//;
 3426: 		    }
 3427: 		    $current_output .= $rendered;
 3428: 		}
 3429: 	    }
 3430: 	    $remove_latex_header = 'YES';
 3431: 	}
 3432: 	if (&Apache::loncommon::connection_aborted($r)) { last; }
 3433:     }
 3434:     # If we are printing incomplete it's possible we don't have
 3435:     # anything to print.  The print subsystem is not so good at handling
 3436:     # that so we're going to generate a stub that says there are no
 3437:     # incomplete resources for the person.
 3438:     #
 3439: 
 3440:     if ($actually_printed == 0) {
 3441: 	$current_output  = &encapsulate_minipage("\\vskip -10mm \nNo incomplete resources\n \\vskip 100 mm { }\n");
 3442: 	if ($remove_latex_header eq "NO") {
 3443: 	    $current_output = &print_latex_header() . $current_output;
 3444: 	} else {
 3445: 	    $current_output = &latex_header_footer_remove($current_output);
 3446: 	}
 3447:     }
 3448: 
 3449:     if ($syllabus_first) {
 3450:         $current_output =~ s/\\\\ Last updated:/Last updated:/
 3451:     }
 3452:     my $courseidinfo = &get_course();
 3453:     my $currentassignment=&Apache::lonxml::latex_special_symbols($helper->{VARS}->{'assignment'},'header');
 3454:     my $header_line =
 3455: 	&format_page_header($LaTeXwidth, $parmhash{'print_header_format'},
 3456: 			    $currentassignment, $courseidinfo, $fullname, $usersection);
 3457:     my $header_start = ($columns_in_format == 1) ? '\lhead'
 3458: 	                                         : '\fancyhead[LO]';
 3459:     $header_line = $header_start.'{'.$header_line.'}';
 3460:     if ($current_output=~/\\documentclass/) {
 3461: 	$current_output =~ s/\\begin{document}/\\setlength{\\topmargin}{1cm} \\begin{document}\\noindent\\parbox{\\minipagewidth}{\\noindent$header_line$namepostfix}\\vskip 5 mm /;
 3462:     } else {
 3463: 	my $blankpages = 
 3464: 	    '\clearpage\strut\clearpage'x$helper->{'VARS'}->{'EMPTY_PAGES'};
 3465: 	    
 3466: 	$current_output = '\strut\vspace*{-6 mm}\\newline'.
 3467: 	    &copyright_line().' \newpage '.$blankpages.$end_of_student.
 3468: 	    '\setcounter{page}{1}\noindent\parbox{\minipagewidth}{\noindent'.
 3469: 	    $header_line.$namepostfix.'} \vskip 5 mm '.$current_output;
 3470:     }
 3471:     #
 3472:     #  Close the student bracketing.
 3473:     #
 3474:     return ($current_output,$fullname, $printed);
 3475: 
 3476: }
 3477: 
 3478: sub handler {
 3479: 
 3480:     my $r = shift;
 3481:     
 3482:     &init_perm();
 3483: 
 3484:     my $helper = printHelper($r);
 3485:     if (!ref($helper)) {
 3486: 	return $helper;
 3487:     }
 3488:    
 3489: 
 3490:     %parmhash=&Apache::lonnet::coursedescription($env{'request.course.id'});
 3491:  
 3492: 
 3493: 
 3494: 
 3495:     #  If a figure conversion queue file exists for this user.domain
 3496:     # we delete it since it can only be bad (if it were good, printout.pl
 3497:     # would have deleted it the last time around.
 3498: 
 3499:     my $conversion_queuefile = "/home/httpd/prtspool/$env{'user.name'}_$env{'user.domain'}_printout.dat";
 3500:     if(-e $conversion_queuefile) {
 3501: 	unlink $conversion_queuefile;
 3502:     }
 3503:     
 3504: 
 3505:     &output_data($r,$helper,\%parmhash);
 3506:     return OK;
 3507: } 
 3508: 
 3509: use Apache::lonhelper;
 3510: 
 3511: sub addMessage {
 3512:     my $text = shift;
 3513:     my $paramHash = Apache::lonhelper::getParamHash();
 3514:     $paramHash->{MESSAGE_TEXT} = $text;
 3515:     Apache::lonhelper::message->new();
 3516: }
 3517: 
 3518: 
 3519: 
 3520: sub init_perm {
 3521:     undef(%perm);
 3522:     $perm{'pav'}=&Apache::lonnet::allowed('pav',$env{'request.course.id'});
 3523:     if (!$perm{'pav'}) {
 3524: 	$perm{'pav'}=&Apache::lonnet::allowed('pav',
 3525: 		  $env{'request.course.id'}.'/'.$env{'request.course.sec'});
 3526:     }
 3527:     $perm{'pfo'}=&Apache::lonnet::allowed('pfo',$env{'request.course.id'});
 3528:     if (!$perm{'pfo'}) {
 3529: 	$perm{'pfo'}=&Apache::lonnet::allowed('pfo',
 3530: 		  $env{'request.course.id'}.'/'.$env{'request.course.sec'});
 3531:     }
 3532:     $perm{'vgr'}=&Apache::lonnet::allowed('vgr',$env{'request.course.id'});
 3533:     if (!$perm{'vgr'}) {
 3534:         $perm{'vgr'}=&Apache::lonnet::allowed('vgr',
 3535:                    $env{'request.course.id'}.'/'.$env{'request.course.sec'});
 3536:     }
 3537: }
 3538: 
 3539: sub get_randomly_ordered_warning {
 3540:     my ($helper,$map) = @_;
 3541: 
 3542:     my $message;
 3543: 
 3544:     my $postdata = $env{'form.postdata'} || $helper->{VARS}{'postdata'};
 3545:     my $navmap = Apache::lonnavmaps::navmap->new();
 3546:     if (defined($navmap)) {
 3547:         my $res = $navmap->getResourceByUrl($map);
 3548:         if ($res) {
 3549: 	    my $func = 
 3550: 	        sub { return ($_[0]->is_map() && $_[0]->randomorder); };
 3551: 	    my @matches = $navmap->retrieveResources($res, $func,1,1,1);
 3552: 
 3553:         }
 3554:     } else {
 3555:         $message = "Retrieval of information about ordering of resources failed."; 
 3556:         return '<message type="warning">'.$message.'</message>';
 3557:     }
 3558:     return;
 3559: }
 3560: 
 3561: sub printHelper {
 3562:     my $r = shift;
 3563: 
 3564:     if ($r->header_only) {
 3565:         if ($env{'browser.mathml'}) {
 3566:             &Apache::loncommon::content_type($r,'text/xml');
 3567:         } else {
 3568:             &Apache::loncommon::content_type($r,'text/html');
 3569:         }
 3570:         $r->send_http_header;
 3571:         return OK;
 3572:     }
 3573: 
 3574:     # Send header, nocache
 3575:     if ($env{'browser.mathml'}) {
 3576:         &Apache::loncommon::content_type($r,'text/xml');
 3577:     } else {
 3578:         &Apache::loncommon::content_type($r,'text/html');
 3579:     }
 3580:     &Apache::loncommon::no_cache($r);
 3581:     $r->send_http_header;
 3582:     $r->rflush();
 3583: 
 3584:     # Unfortunately, this helper is so complicated we have to
 3585:     # write it by hand
 3586: 
 3587:     Apache::loncommon::get_unprocessed_cgi($ENV{QUERY_STRING});
 3588:     
 3589:     my $helper = Apache::lonhelper::helper->new("Printing Helper");
 3590:     $helper->declareVar('symb');
 3591:     $helper->declareVar('postdata');    
 3592:     $helper->declareVar('curseed'); 
 3593:     $helper->declareVar('probstatus');   
 3594:     $helper->declareVar('filename');
 3595:     $helper->declareVar('construction');
 3596:     $helper->declareVar('assignment');
 3597:     $helper->declareVar('style_file');
 3598:     $helper->declareVar('student_sort');
 3599:     $helper->declareVar('FINISHPAGE');
 3600:     $helper->declareVar('PRINT_TYPE');
 3601:     $helper->declareVar("showallfoils");
 3602:     $helper->declareVar("STUDENTS");
 3603:     $helper->declareVar("EXTRASPACE");
 3604: 
 3605:    
 3606: 
 3607: 
 3608:     #  The page breaks and extra spaces
 3609:     #  can get loaded initially from the course environment:
 3610:     # But we only do this in the initial state so that they are allowed to change.
 3611:     #
 3612: 
 3613:     
 3614:     &Apache::loncommon::restore_course_settings('print',
 3615: 						{'pagebreaks'  => 'scalar',
 3616: 						 'extraspace'  => 'scalar',
 3617: 						 'extraspace_units' => 'scalar',
 3618: 					         'lastprinttype' => 'scalar'});
 3619:     
 3620:     # This will persistently load in the data we want from the
 3621:     # very first screen.
 3622:     
 3623:     if($helper->{VARS}->{PRINT_TYPE} eq $env{'form.lastprinttype'}) {
 3624: 	if (!defined ($env{"form.CURRENT_STATE"})) {
 3625: 	    
 3626: 	    $helper->{VARS}->{FINISHPAGE} = $env{'form.pagebreaks'};
 3627: 	    $helper->{VARS}->{EXTRASPACE} = $env{'form.extraspace'};
 3628: 	    $helper->{VARS}->{EXTRASPACE_UNITS} = $env{'form.extraspace_units'};
 3629: 	} else {
 3630: 	    my $state = $env{"form.CURRENT_STATE"};
 3631: 	    if ($state eq "START") {
 3632: 		$helper->{VARS}->{FINISHPAGE} = $env{'form.pagebreaks'};
 3633: 		$helper->{VARS}->{EXTRASPACE} = $env{'form.extraspace'};
 3634: 		$helper->{VARS}->{EXTRASPACE_UNITS} = $env{'form.extraspace_units'};
 3635: 		
 3636: 	    }
 3637: 	}
 3638: 	
 3639:     }
 3640: 
 3641:     # Detect whether we're coming from construction space
 3642:     if ($env{'form.postdata'}=~m{^/priv}) {
 3643:         $helper->{VARS}->{'filename'} = $env{'form.postdata'};
 3644:         $helper->{VARS}->{'construction'} = 1;
 3645:     } else {
 3646:         if ($env{'form.postdata'}) {
 3647:             $helper->{VARS}->{'symb'} = &Apache::lonnet::symbread($env{'form.postdata'});
 3648: 	    if ( $helper->{VARS}->{'symb'} eq '') {
 3649: 		$helper->{VARS}->{'postdata'} = $env{'form.postdata'};
 3650: 	    }
 3651:         }
 3652:         if ($env{'form.symb'}) {
 3653:             $helper->{VARS}->{'symb'} = $env{'form.symb'};
 3654:         }
 3655:         if ($env{'form.url'}) {
 3656:             $helper->{VARS}->{'symb'} = &Apache::lonnet::symbread($helper->{VARS}->{'postdata'});
 3657:         }
 3658: 
 3659:     }
 3660: 
 3661:     if ($env{'form.symb'}) {
 3662:         $helper->{VARS}->{'symb'} = $env{'form.symb'};
 3663:     }
 3664:     if ($env{'form.url'}) {
 3665:         $helper->{VARS}->{'symb'} = &Apache::lonnet::symbread($helper->{VARS}->{'postdata'});
 3666: 
 3667:     }
 3668:     $helper->{VARS}->{'symb'}=
 3669: 	&Apache::lonenc::check_encrypt($helper->{VARS}->{'symb'});
 3670:     my ($resourceTitle,$sequenceTitle,$mapTitle) = &details_for_menu($helper);
 3671:     if ($sequenceTitle ne '') {$helper->{VARS}->{'assignment'}=$sequenceTitle;}
 3672: 
 3673:     
 3674:     # Extract map
 3675:     my $symb = $helper->{VARS}->{'symb'};
 3676:     my ($map, $id, $url);
 3677:     my $subdir;
 3678:     my $is_published=0;		# True when printing from resource space.
 3679:     my $res_printable = 1;	# By default the current resource is printable.    
 3680:     my $userCanPrint = ($perm{'pav'} || $perm{'pfo'});
 3681: 
 3682:     # Get the resource name from construction space
 3683:     if ($helper->{VARS}->{'construction'}) {
 3684:         $resourceTitle = substr($helper->{VARS}->{'filename'}, 
 3685:                                 rindex($helper->{VARS}->{'filename'}, '/')+1);
 3686:         $subdir = substr($helper->{VARS}->{'filename'},
 3687:                          0, rindex($helper->{VARS}->{'filename'}, '/') + 1);
 3688:     } else {
 3689: 	# From course space:
 3690: 
 3691: 	if ($symb ne '') {
 3692: 	    ($map, $id, $url) = &Apache::lonnet::decode_symb($symb);
 3693: 	    $helper->{VARS}->{'postdata'} = 
 3694: 		&Apache::lonenc::check_encrypt(&Apache::lonnet::clutter($url));
 3695: 	    my $navmap = Apache::lonnavmaps::navmap->new();
 3696: 	    my $res   = $navmap->getBySymb($symb);
 3697: 	    $res_printable  = $res->resprintable() || $userCanPrint; #printability in course context
 3698: 	} else {
 3699: 	    # Resource space.
 3700: 
 3701: 	    $url = $helper->{VARS}->{'postdata'};
 3702: 	    $is_published=1;	# From resource space.
 3703: 	}
 3704: 	$url = &Apache::lonnet::clutter($url);
 3705:         if (!$resourceTitle) { # if the resource doesn't have a title, use the filename
 3706:             my $postdata = $helper->{VARS}->{'postdata'};
 3707:             $resourceTitle = substr($postdata, rindex($postdata, '/') + 1);
 3708:         }
 3709:         $subdir = &Apache::lonnet::filelocation("", $url);
 3710: 
 3711: 
 3712:     }
 3713:     if (!$helper->{VARS}->{'curseed'} && $env{'form.curseed'}) {
 3714: 	$helper->{VARS}->{'curseed'}=$env{'form.curseed'};
 3715:     }
 3716:     if (!$helper->{VARS}->{'probstatus'} && $env{'form.problemtype'}) {
 3717: 	$helper->{VARS}->{'probstatus'}=$env{'form.problemstatus'};
 3718:     }
 3719: 
 3720:     my $userCanSeeHidden = Apache::lonnavmaps::advancedUser();
 3721: 
 3722:     Apache::lonhelper::registerHelperTags();
 3723: 
 3724:     # "Delete everything after the last slash."
 3725:     $subdir =~ s|/[^/]+$||;
 3726: 
 3727:     # What can be printed is a very dynamic decision based on
 3728:     # lots of factors. So we need to dynamically build this list.
 3729:     # To prevent security leaks, states are only added to the wizard
 3730:     # if they can be reached, which ensures manipulating the form input
 3731:     # won't allow anyone to reach states they shouldn't have permission
 3732:     # to reach.
 3733: 
 3734:     # printChoices is tracking the kind of printing the user can
 3735:     # do, and will be used in a choices construction later.
 3736:     # In the meantime we will be adding states and elements to
 3737:     # the helper by hand.
 3738:     my $printChoices = [];
 3739:     my $paramHash;
 3740: 
 3741:     # If there is a current resource and it is printable
 3742:     # Give that as a choice.
 3743: 
 3744:     if ($resourceTitle && $res_printable) {
 3745:         push @{$printChoices}, ["<b><i>$resourceTitle</i></b> (".&mt('the resource you just saw on the screen').")", 'current_document', 'PAGESIZE'];
 3746:     }
 3747:     
 3748: 
 3749:     # Useful filter strings
 3750: 
 3751:     my $isPrintable = ' && $res->resprintable()';
 3752: 
 3753:     my $isProblem = '(($res->is_problem()||$res->contains_problem() ||$res->is_practice()))';
 3754:     $isProblem .= $isPrintable unless $userCanPrint;
 3755:     $isProblem .= ' && !$res->randomout()' if !$userCanSeeHidden;
 3756:     my $isProblemOrMap = '($res->is_problem() || $res->contains_problem() || $res->is_sequence() || $res->is_practice())';
 3757:     $isProblemOrMap .= $isPrintable unless $userCanPrint;
 3758:     my $isNotMap = '(!$res->is_sequence())';
 3759:     $isNotMap .= $isPrintable unless $userCanPrint;
 3760:     $isNotMap .= ' && !$res->randomout()' if !$userCanSeeHidden;
 3761:     my $isMap = '$res->is_map()';
 3762:     $isMap .= $isPrintable unless $userCanPrint;
 3763:     my $symbFilter = '$res->shown_symb() ';
 3764:     my $urlValue = '$res->link()';
 3765: 
 3766:     $helper->declareVar('SEQUENCE');
 3767: 
 3768:     # If we're in a sequence...
 3769: 
 3770:     my $start_new_option;
 3771:     if ($perm{'pav'}) {
 3772: 	$start_new_option = 
 3773: 	    "<option text='".&mt('Start new page<br />before selected').
 3774: 	    "' variable='FINISHPAGE' />".
 3775: 	    "<option text='".&mt('Extra space<br />before selected').
 3776: 	    "' variable='EXTRASPACE' type='text' />" .
 3777: 	    "<option " .
 3778: 	    "' variable='POSSIBLE_RESOURCES' type='hidden' />".
 3779: 	    "<option text='".&mt('Space units<br />check for mm').
 3780: 	    "' variable='EXTRASPACE_UNITS' type='checkbox' />"
 3781: 	    ;
 3782: 	    
 3783: 
 3784:     }
 3785: 
 3786:     # If not construction space user can print the components of a page:
 3787: 
 3788:     my $page_ispage;
 3789:     my $page_title;
 3790:     if (!$helper->{VARS}->{'construction'}) {
 3791: 	my $varspostdata = $helper->{VARS}->{'postdata'};
 3792: 	my $varsassignment = $helper->{VARS}->{'assignment'};
 3793: 	my $page_navmap         = Apache::lonnavmaps::navmap->new();
 3794: 	if (defined($page_navmap)) {
 3795: 	    my @page_resources      = $page_navmap->retrieveResources($url);
 3796: 	    if(defined($page_resources[0])) {
 3797: 		$page_ispage       = $page_resources[0]->is_page();
 3798: 		$page_title     = $page_resources[0]->title();
 3799: 		my $resourcesymb   = $page_resources[0]->symb();
 3800: 		my ($pagemap, $pageid, $pageurl) = &Apache::lonnet::decode_symb($symb);
 3801: 		if ($page_ispage) {
 3802: 		    push @{$printChoices}, 
 3803: 		    [&mt('Selected [_1]Problems[_2] from page [_3]', '<b>', '</b>', '<b><i>'.$page_title.'</i></b>'), 
 3804: 		     'map_problems_in_page', 
 3805: 		     'CHOOSE_PROBLEMS_PAGE'];
 3806: 		    push @{$printChoices}, 
 3807: 		    [&mt('Selected [_1]Resources[_2] from page [_3]', '<b>', '</b>', '<b><i>'.$page_title.'</i></b>'), 
 3808: 		     'map_resources_in_page', 
 3809: 		     'CHOOSE_RESOURCES_PAGE'];
 3810: 		}
 3811:         my $helperFragment = &generate_resource_chooser('CHOOSE_PROBLEMS_PAGE',
 3812: 							'Select Problem(s) to print',
 3813: 							"multichoice='1' toponly='1' addstatus='1' closeallpages='1'",
 3814: 							'RESOURCES',
 3815: 							'PAGESIZE',
 3816: 							$url,
 3817: 							$isProblem, '',  $symbFilter,
 3818: 							$start_new_option);
 3819: 
 3820: 
 3821:       $helperFragment .= &generate_resource_chooser('CHOOSE_RESOURCES_PAGE',
 3822: 						    'Select Resource(s) to print',
 3823: 						    'multichoice="1" toponly="1" addstatus="1" closeallpages="1"',
 3824: 						    'RESOURCES',
 3825: 						    'PAGESIZE',
 3826: 						    $url,
 3827: 						    $isNotMap, '', $symbFilter,
 3828: 						    $start_new_option);
 3829: 
 3830: 						    
 3831: 
 3832: 
 3833: 
 3834: 	&Apache::lonxml::xmlparse($r, 'helper', $helperFragment);
 3835: 	
 3836: 	    }
 3837: 	}
 3838:     }
 3839: 
 3840:     if (($helper->{'VAR'}->{'construction'} ne '1' ) &&
 3841: 	$helper->{VARS}->{'postdata'} &&
 3842: 	$helper->{VARS}->{'assignment'}) {
 3843: 
 3844: 	# BZ 5209 - Print incomplete problems from sequence:
 3845: 	# the exact form of this depends on whether or not we are privileged or a mere
 3846: 	# plebe of s student:
 3847: 
 3848: 	my $printSelector = 'map_incomplete_problems_seq';
 3849: 	my $nextState     = 'CHOOSE_INCOMPLETE_SEQ';
 3850: 	my $textSuffix    = '';
 3851: 
 3852: 	if ($userCanPrint) {
 3853: 	    $printSelector = 'map_incomplete_problems_people_seq';
 3854: 	    $nextState     = 'CHOOSE_INCOMPLETE_PEOPLE_SEQ';
 3855: 	    $textSuffix    = ' for selected students';
 3856: 	    my $helperStates =
 3857: 		&create_incomplete_folder_selstud_helper($helper, $map); 
 3858: 	    &Apache::lonxml::xmlparse($r, 'helper', $helperStates);
 3859: 	} else {
 3860: 	    my $helperStates = &create_incomplete_folder_helper($helper, $map); # Create needed states for student.
 3861: 	    &Apache::lonxml::xmlparse($r, 'helper', $helperStates);
 3862: 	}
 3863: 
 3864: 	push(@{$printChoices},
 3865: 	     [&mt('Selected  [_1]Incomplete Problems[_2] from folder [_3]' . $textSuffix,
 3866: 		  '<b>', '</b>',
 3867: 		  '<b><i>'. $sequenceTitle . '</b></i>'),
 3868: 	      $printSelector,
 3869: 	      $nextState]);
 3870: 
 3871:         # Allow problems from sequence
 3872:         push @{$printChoices}, 
 3873: 	    [&mt('Selected [_1]Problems[_2] from folder [_3]','<b>','</b>','<b><i>'.$sequenceTitle.'</i></b>'), 
 3874: 	     'map_problems', 
 3875: 	     'CHOOSE_PROBLEMS'];
 3876:         # Allow all resources from sequence
 3877:         push @{$printChoices}, [&mt('Selected [_1]Resources[_2] from folder [_3]','<b>','</b>','<b><i>'.$sequenceTitle.'</i></b>'), 
 3878: 				'map_problems_pages', 
 3879: 				'CHOOSE_PROBLEMS_HTML'];
 3880:         my $helperFragment = &generate_resource_chooser('CHOOSE_PROBLEMS',
 3881: 							'Select Problem(s) to print',
 3882: 							'multichoice="1" toponly="1" addstatus="1" closeallpages="1"',
 3883: 							'RESOURCES',
 3884: 							'PAGESIZE',
 3885: 							$map,
 3886: 							$isProblem, '',
 3887: 							$symbFilter,
 3888: 							$start_new_option);
 3889: 	$helperFragment .= &generate_resource_chooser('CHOOSE_PROBLEMS_HTML',
 3890: 						      'Select Resource(s) to print',
 3891: 						      	'multichoice="1" toponly="1" addstatus="1" closeallpages="1"',
 3892: 						      'RESOURCES',
 3893: 						      'PAGESIZE',
 3894: 						      $map,
 3895: 						      $isNotMap, '',
 3896: 						      $symbFilter,
 3897: 						      $start_new_option);
 3898: 
 3899: 	&Apache::lonxml::xmlparse($r, 'helper', $helperFragment);
 3900:     }
 3901: 
 3902:     # If the user has pfo (print for others) allow them to print all 
 3903:     # problems and resources  in the entire course, optionally for selected students
 3904:     my $post_data = $helper->{VARS}->{'postdata'};
 3905:     
 3906:     if ($perm{'pfo'} &&  !$is_published  &&
 3907:         ($post_data=~/\/res\// || $post_data =~/\/(syllabus|smppg|aboutme|bulletinboard)$/)) { 
 3908: 
 3909: 	# BZ 5209 - incomplete problems from entire course:
 3910: 
 3911: 	push(@{$printChoices},
 3912: 	     [&mtn('Selected <b>Incomplete Problems</b> from <b>entire course</b> for selected people'),
 3913: 	      'incomplete_problems_selpeople_course', 'INCOMPLETE_PROBLEMS_COURSE_RESOURCES']);
 3914: 	my $helperFragment = &create_incomplete_course_helper($helper); # Create needed states.
 3915: 
 3916: 	&Apache::lonxml::xmlparse($r, 'helper', $helperFragment);
 3917: 
 3918: 	#  Selected problems/resources from entire course:
 3919: 
 3920:         push @{$printChoices}, [&mtn('Selected <b>Problems</b> from <b>entire course</b>'), 'all_problems', 'ALL_PROBLEMS'];
 3921: 	push @{$printChoices}, [&mtn('Selected <b>Resources</b> from <b>entire course</b>'), 'all_resources', 'ALL_RESOURCES'];
 3922: 	push @{$printChoices}, [&mtn('Selected <b>Problems</b> from <b>entire course</b> for <b>selected people</b>'), 'all_problems_students', 'ALL_PROBLEMS_STUDENTS'];
 3923: my $suffixXml = <<ALL_PROBLEMS;
 3924:   <state name="STUDENTS1" title="Select People">
 3925:       <message><b>Select sorting order of printout</b> </message>
 3926:     <choices variable='student_sort'>
 3927:       <choice computer='0'>Sort by section then student</choice>
 3928:       <choice computer='1'>Sort by students across sections.</choice>
 3929:     </choices>
 3930:       <message><br /><hr /><br /> </message>
 3931:       <student multichoice='1' variable="STUDENTS" nextstate="PRINT_FORMATTING" coursepersonnel="1"/>
 3932:   </state>
 3933: ALL_PROBLEMS
 3934:          &Apache::lonxml::xmlparse($r, 'helper', 
 3935: 				   &generate_resource_chooser('ALL_PROBLEMS',
 3936: 							      'SelectProblem(s) to print',
 3937: 							      'multichoice="1" suppressEmptySequences="0" addstatus="1" closeallpages="1"',
 3938: 							      'RESOURCES',
 3939: 							      'PAGESIZE',
 3940: 							      '',
 3941: 							      $isProblemOrMap, $isNotMap,
 3942: 							      $symbFilter,
 3943: 							      $start_new_option) .
 3944: 				   &generate_resource_chooser('ALL_RESOURCES',
 3945: 							      'Select Resource(s) to print',
 3946: 							      " toponly='0' multichoice='1' suppressEmptySequences='0' addstatus='1' closeallpages='1'",
 3947: 							      'RESOURCES',
 3948: 							      'PAGESIZE',
 3949: 							      '',
 3950: 							      $isNotMap,'',$symbFilter,
 3951: 							      $start_new_option) .
 3952: 				   &generate_resource_chooser('ALL_PROBLEMS_STUDENTS',
 3953: 							      'Select Problem(s) to print',
 3954: 							      'toponly="0" multichoice="1" suppressEmptySequences="0" addstatus="1" closeallpages="1"',
 3955: 							      'RESOURCES',
 3956: 							      'STUDENTS1',
 3957: 							      '',
 3958: 							      $isProblemOrMap,'' , $symbFilter,
 3959: 							      $start_new_option) .
 3960: 				     $suffixXml
 3961: 				   );
 3962: 
 3963: 	if ($helper->{VARS}->{'assignment'}) {
 3964: 
 3965: 	    # If we were looking at a page, allow a selection of problems from the page
 3966: 	    # either for selected students or for coded assignments.
 3967: 
 3968: 	    if ($page_ispage) {
 3969: 		push @{$printChoices}, [&mt('Selected [_1]Problems[_2] from page [_3] for [_4]selected people[_5]',
 3970: 					    '<b>', '</b>', '<b><i>'.$page_title.'</i></b>', '<b>', '</b>'),
 3971: 					'problems_for_students_from_page', 'CHOOSE_TGT_STUDENTS_PAGE'];
 3972: 		push @{$printChoices}, [&mt('Selected [_1]Problems[_2] from page [_3] for [_4]CODEd assignments[_5]',
 3973: 					    '<b>', '</b>', '<b><i>'.$page_title.'</i></b>', '<b>', '</b>'),
 3974: 					'problems_for_anon_page', 'CHOOSE_ANON1_PAGE'];
 3975: 	    }
 3976: 	    push @{$printChoices}, [&mt('Selected [_1]Problems[_2] from folder [_3] for [_4]selected people[_5]',
 3977: 					'<b>','</b>','<b><i>'.$sequenceTitle.'</i></b>','<b>','</b>'), 
 3978: 				    'problems_for_students', 'CHOOSE_STUDENTS'];
 3979: 	    push @{$printChoices}, [&mt('Selected [_1]Problems[_2] from folder [_3] for [_4]CODEd assignments[_5]',
 3980: 					'<b>','</b>','<b><i>'.$sequenceTitle.'</i></b>','<b>','</b>'), 
 3981: 				    'problems_for_anon', 'CHOOSE_ANON1'];
 3982: 	}
 3983: 
 3984: 	my $randomly_ordered_warning = 
 3985:             &get_randomly_ordered_warning($helper, $map);
 3986: 
 3987: 	# resource_selector will hold a few states that:
 3988: 	#   - Allow resources to be selected for printing.
 3989: 	#   - Determine pagination between assignments.
 3990: 	#   - Determine how many assignments should be bundled into a single PDF.
 3991:         # TODO:
 3992: 	#    Probably good to do things like separate this up into several vars, each
 3993: 	#    with one state, and use REGEXPs at inclusion time to set state names
 3994: 	#    and next states for better mix and match capability
 3995: 	#
 3996: 	my $resource_selector= &generate_resource_chooser('SELECT_PROBLEMS',
 3997: 							  'Select resources to print',
 3998: 							  'multichoice="1" addstatus="1" closeallpages="1"',
 3999: 							  'RESOURCES', 
 4000: 							  'PRINT_FORMATTING',
 4001: 							  $map,
 4002: 							  $isProblem, '', $symbFilter,
 4003: 							  $start_new_option);
 4004: 	$resource_selector .=  &generate_format_selector($helper,
 4005:                                                          'How should results be printed?',
 4006:                                                          'PRINT_FORMATTING').
 4007:                                &generate_resource_chooser('CHOOSE_STUDENTS_PAGE',
 4008: 							'Select Problem(s) to print',
 4009: 							"multichoice='1' addstatus='1' closeallpages ='1'",
 4010: 							'RESOURCES',
 4011: 							'PRINT_FORMATTING',
 4012: 							$url,
 4013: 							$isProblem, '',  $symbFilter,
 4014: 							$start_new_option);
 4015: 
 4016: 
 4017: # Generate student choosers.
 4018: 
 4019: 
 4020: 
 4021:         &Apache::lonxml::xmlparse($r, 'helper',
 4022: 				  &generate_student_chooser('CHOOSE_TGT_STUDENTS_PAGE',
 4023: 							    'student_sort',
 4024: 							    'STUDENTS',
 4025: 							    'CHOOSE_STUDENTS_PAGE'));
 4026: 	&Apache::lonxml::xmlparse($r, 'helper', 
 4027: 				  &generate_student_chooser('CHOOSE_STUDENTS',
 4028: 							    'student_sort',
 4029: 							    'STUDENTS',
 4030: 							    'SELECT_PROBLEMS'));
 4031: 	&Apache::lonxml::xmlparse($r, 'helper', $resource_selector);
 4032: 
 4033: 	my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
 4034: 	my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
 4035:         my @names=&Apache::lonnet::getkeys('CODEs',$cdom,$cnum);
 4036: 	my $namechoice='<choice></choice>';
 4037: 	foreach my $name (sort {uc($a) cmp uc($b)} @names) {
 4038: 	    if ($name =~ /^error: 2 /) { next; }
 4039: 	    if ($name =~ /^type\0/) { next; }
 4040: 	    $namechoice.='<choice computer="'.$name.'">'.$name.'</choice>';
 4041: 	}
 4042: 
 4043: 
 4044: 	my %code_values;
 4045: 	my %codes_to_print;
 4046: 	foreach my $key (@names) {
 4047: 	    %code_values = &Apache::grades::get_codes($key, $cdom, $cnum);
 4048: 	    foreach my $key (keys(%code_values)) {
 4049: 		$codes_to_print{$key} = 1;
 4050: 	    }
 4051: 	}
 4052: 
 4053: 	my $code_selection;
 4054: 	foreach my $code (sort {uc($a) cmp uc($b)} (keys(%codes_to_print))) {
 4055: 	    my $choice  = $code;
 4056: 	    if ($code =~ /^[A-Z]+$/) { # Alpha code
 4057: 		$choice = &letters_to_num($code);
 4058: 	    }
 4059: 	    push(@{$helper->{DATA}{ALL_CODE_CHOICES}},[$code,$choice]);
 4060: 	}
 4061: 	if (%codes_to_print) {
 4062: 	    $code_selection .='   
 4063: 	    <message><b>Choose single CODE from list:</b></message>
 4064: 		<message></td><td></message>
 4065: 		<dropdown variable="CODE_SELECTED_FROM_LIST" multichoice="0" allowempty="0">
 4066:                   <choice></choice>
 4067:                   <exec>
 4068:                      push(@{$state->{CHOICES}},@{$helper->{DATA}{ALL_CODE_CHOICES}});
 4069:                   </exec>
 4070: 		</dropdown>
 4071: 	    <message></td></tr><tr><td></message>
 4072:             '.$/;
 4073: 
 4074: 	}
 4075: 
 4076:         my @lines = &Apache::grades::get_scantronformat_file();
 4077: 	my $codechoice='';
 4078: 	foreach my $line (@lines) {
 4079: 	    my ($name,$description,$code_type,$code_length)=
 4080: 		(split(/:/,$line))[0,1,2,4];
 4081: 	    if ($code_length > 0 && 
 4082: 		$code_type =~/^(letter|number|-1)/) {
 4083: 		$codechoice.='<choice computer="'.$name.'">'.$description.'</choice>';
 4084: 	    }
 4085: 	}
 4086: 	if ($codechoice eq '') {
 4087: 	    $codechoice='<choice computer="default">Default</choice>';
 4088: 	}
 4089: 	my $anon1 = &generate_code_selector($helper, 
 4090: 					    'CHOOSE_ANON1',
 4091: 					    'SELECT_PROBLEMS',
 4092: 					    $codechoice,
 4093: 					    $code_selection,
 4094: 					    $namechoice) . $resource_selector;
 4095: 					    
 4096: 					    
 4097:         &Apache::lonxml::xmlparse($r, 'helper',$anon1);
 4098: 
 4099: 	my $anon_page = &generate_code_selector($helper,
 4100: 						'CHOOSE_ANON1_PAGE',
 4101: 						'SELECT_PROBLEMS_PAGE',
 4102: 						$codechoice,
 4103: 						$code_selection,
 4104: 						$namechoice) .
 4105: 			&generate_resource_chooser('SELECT_PROBLEMS_PAGE',
 4106: 						   'Select Problem(s) to print',
 4107: 						   "multichoice='1' addstatus='1' closeallpages ='1'",
 4108: 						   'RESOURCES',
 4109: 						   'PRINT_FORMATTING',
 4110: 						   $url,
 4111: 						   $isProblem, '',  $symbFilter,
 4112: 						   $start_new_option);
 4113: 	&Apache::lonxml::xmlparse($r, 'helper', $anon_page);
 4114: 
 4115: 
 4116: 	if ($helper->{VARS}->{'assignment'}) {
 4117: 
 4118: 	    # Assignment printing:
 4119: 
 4120: 	    push @{$printChoices}, [&mt('Selected [_1]Resources[_2] from folder [_3] for [_4]selected people[_5]','<b>','</b>','<b><i>'.$sequenceTitle.'</i></b>','<b>','</b>'), 'resources_for_students', 'CHOOSE_STUDENTS1'];
 4121: 	    push @{$printChoices}, [&mt('Selected [_1]Resources[_2] from folder [_3] for [_4]CODEd assignments[_5]','<b>','</b>','<b><i>'.$sequenceTitle.'</i></b>','<b>','</b>'), 'resources_for_anon', 'CHOOSE_ANON2'];
 4122: 	}
 4123: 	    
 4124: 
 4125: 	$resource_selector=<<RESOURCE_SELECTOR;
 4126:     <state name="SELECT_RESOURCES" title="Select Resources">
 4127:     $randomly_ordered_warning
 4128:     <nextstate>PRINT_FORMATTING</nextstate>
 4129:     <message><br /><big><i><b>Select resources for the assignment</b></i></big><br /></message>
 4130:     <resource variable="RESOURCES" multichoice="1" addstatus="1" 
 4131:               closeallpages="1">
 4132:       <filterfunc>return $isNotMap;</filterfunc>
 4133:       <mapurl>$map</mapurl>
 4134:       <valuefunc>return $symbFilter;</valuefunc>
 4135:       $start_new_option
 4136:       </resource>
 4137:     </state>
 4138: RESOURCE_SELECTOR
 4139: 
 4140:         $resource_selector .= &generate_format_selector($helper,
 4141:                                                         'Format of the print job',
 4142:                                                         'PRINT_FORMATTING');
 4143: 	&Apache::lonxml::xmlparse($r, 'helper', <<CHOOSE_STUDENTS1);
 4144:   <state name="CHOOSE_STUDENTS1" title="Select Students and Resources">
 4145:     <choices variable='student_sort'>
 4146:       <choice computer='0'>Sort by section then student</choice>
 4147:       <choice computer='1'>Sort by students across sections.</choice>
 4148:     </choices>
 4149:     <message><br /><hr /><br /></message>
 4150:     <student multichoice='1' variable="STUDENTS" nextstate="SELECT_RESOURCES" coursepersonnel="1" />
 4151: 
 4152:     </state>
 4153:     $resource_selector
 4154: CHOOSE_STUDENTS1
 4155: 
 4156: 	&Apache::lonxml::xmlparse($r, 'helper', <<CHOOSE_ANON2);
 4157:   <state name="CHOOSE_ANON2" title="Select CODEd Assignments">
 4158:     <nextstate>SELECT_RESOURCES</nextstate>
 4159:     <message><h4>Fill out one of the forms below</h4></message>
 4160:     <message><br /><hr /> <br /></message>
 4161:     <message><h3>Generate new CODEd Assignments</h3></message>
 4162:     <message><table><tr><td><b>Number of CODEd assignments to print:</b></td><td></message>
 4163:     <string variable="NUMBER_TO_PRINT_TOTAL" maxlength="5" size="5"  noproceed="1">
 4164:        <validator>
 4165: 	if (((\$helper->{'VARS'}{'NUMBER_TO_PRINT_TOTAL'}+0) < 1) &&
 4166: 	    !\$helper->{'VARS'}{'REUSE_OLD_CODES'}                &&
 4167: 	    !\$helper->{'VARS'}{'SINGLE_CODE'}                   &&
 4168: 	    !\$helper->{'VARS'}{'CODE_SELECTED_FROM_LIST'}) {
 4169: 	    return "You need to specify the number of assignments to print";
 4170: 	}
 4171:         if (((\$helper->{'VARS'}{'NUMBER_TO_PRINT_TOTAL'}+0) >= 1)  &&
 4172:              (\$helper->{'VARS'}{'SINGLE_CODE'} ne '') ) {
 4173:             return 'Specifying number of codes to print and a specific code is not compatible';
 4174:         }
 4175: 	return undef;
 4176:        </validator>
 4177:     </string>
 4178:     <message></td></tr><tr><td></message>
 4179:     <message><b>Names to save the CODEs under for later:</b></message>
 4180:     <message></td><td></message>
 4181:     <string variable="ANON_CODE_STORAGE_NAME" maxlength="50" size="20" />
 4182:     <message></td></tr><tr><td></message>
 4183:     <message><b>Bubblesheet type:</b></message>
 4184:     <message></td><td></message>
 4185:     <dropdown variable="CODE_OPTION" multichoice="0" allowempty="0">
 4186:     $codechoice
 4187:     </dropdown>
 4188:     <message></td></tr><tr><td></table></message>
 4189:     <message><br /><hr /><h3>Print a Specific CODE </h3><br /><table></message>
 4190:     <message><tr><td><b>Enter a CODE to print:</b></td><td></message>
 4191:     <string variable="SINGLE_CODE" size="10">
 4192:         <validator>
 4193: 	   if(!\$helper->{'VARS'}{'NUMBER_TO_PRINT_TOTAL'}           &&
 4194: 	      !\$helper->{'VARS'}{'REUSE_OLD_CODES'}                 &&
 4195: 	      !\$helper->{'VARS'}{'CODE_SELECTED_FROM_LIST'}) {
 4196: 	      return &Apache::lonprintout::is_code_valid(\$helper->{'VARS'}{'SINGLE_CODE'},
 4197: 						      \$helper->{'VARS'}{'CODE_OPTION'});
 4198: 	  } elsif (\$helper->{'VARS'}{'SINGLE_CODE'} ne ''){
 4199: 	      return 'Specifying a code name is incompatible specifying number of codes.';
 4200: 	   } else {
 4201: 	       return undef;	# Other forces control us.
 4202: 	   }
 4203:         </validator>
 4204:     </string>
 4205:     <message></td></tr><tr><td></message>
 4206:         $code_selection
 4207:     <message></td></tr></table></message>
 4208:     <message><hr /><h3>Reprint a Set of Saved CODEs</h3><table><tr><td></message>
 4209:     <message><b>Select saved CODEs:</b></message>
 4210:     <message></td><td></message>
 4211:     <dropdown variable="REUSE_OLD_CODES">
 4212:         $namechoice
 4213:     </dropdown>
 4214:     <message></td></tr></table></message>
 4215:   </state>
 4216:     $resource_selector
 4217: CHOOSE_ANON2
 4218:     }
 4219: 
 4220:     # FIXME: That RE should come from a library somewhere.
 4221:     if (($perm{'pav'} 
 4222: 	&& $subdir ne $Apache::lonnet::perlvar{'lonDocRoot'}.'/res/'
 4223: 	&& (defined($helper->{'VARS'}->{'construction'})
 4224: 	    ||
 4225: 	    (&Apache::lonnet::allowed('bre',$subdir) eq 'F'
 4226: 	     && 
 4227: 	     $helper->{VARS}->{'postdata'}=~/\.(problem|exam|quiz|assess|survey|form|library|page|xml|html|htm|xhtml|xhtm)/)
 4228: 	    )) 
 4229: 	&& $helper->{VARS}->{'assignment'} eq ""
 4230: 	) {
 4231: 	my $pretty_dir = &Apache::lonnet::hreflocation($subdir);
 4232:         push @{$printChoices}, [&mt('Selected [_1]Problems[_2] from current subdirectory [_3]','<b>','</b>','<b><i>'.$pretty_dir.'</i></b>','<b>','</b>'), 'problems_from_directory', 'CHOOSE_FROM_SUBDIR'];
 4233:         my $xmlfrag = <<CHOOSE_FROM_SUBDIR;
 4234:   <state name="CHOOSE_FROM_SUBDIR" title="Select File(s) from <b><small>$pretty_dir</small></b> to print">
 4235: 
 4236:     <files variable="FILES" multichoice='1'>
 4237:       <nextstate>PAGESIZE</nextstate>
 4238:       <filechoice>return '$subdir';</filechoice>
 4239: CHOOSE_FROM_SUBDIR
 4240:         
 4241:         # this is broken up because I really want interpolation above,
 4242:         # and I really DON'T want it below
 4243:         $xmlfrag .= <<'CHOOSE_FROM_SUBDIR';
 4244:       <filefilter>return Apache::lonhelper::files::not_old_version($filename) &&
 4245: 	  $filename =~ m/\.(problem|exam|quiz|assess|survey|form|library)$/;
 4246:       </filefilter>
 4247:       </files>
 4248:     </state>
 4249: CHOOSE_FROM_SUBDIR
 4250:         &Apache::lonxml::xmlparse($r, 'helper', $xmlfrag);
 4251:     }
 4252: 
 4253:     # Allow the user to select any sequence in the course, feed it to
 4254:     # another resource selector for that sequence
 4255:     if (!$helper->{VARS}->{'construction'} && !$is_published) {
 4256: 	push @$printChoices, [&mtn("Selected <b>Resources</b> from <b>selected folder</b> in course"),
 4257: 			      'select_sequences', 'CHOOSE_SEQUENCE'];
 4258: 	my $escapedSequenceName = $helper->{VARS}->{'SEQUENCE'};
 4259: 	#Escape apostrophes and backslashes for Perl
 4260: 	$escapedSequenceName =~ s/\\/\\\\/g;
 4261: 	$escapedSequenceName =~ s/'/\\'/g;
 4262: 	&Apache::lonxml::xmlparse($r, 'helper', <<CHOOSE_FROM_ANY_SEQUENCE);
 4263:   <state name="CHOOSE_SEQUENCE" title="Select Sequence To Print From">
 4264:     <message>Select the sequence to print resources from:</message>
 4265:     <resource variable="SEQUENCE">
 4266:       <nextstate>CHOOSE_FROM_ANY_SEQUENCE</nextstate>
 4267:       <filterfunc>return \$res->is_sequence;</filterfunc>
 4268:       <valuefunc>return $urlValue;</valuefunc>
 4269:       <choicefunc>return \$res->hasResource(\$res,sub { return !\$_[0]->is_sequence() },0,0);
 4270: 	</choicefunc>
 4271:       </resource>
 4272:     </state>
 4273:   <state name="CHOOSE_FROM_ANY_SEQUENCE" title="Select Resources To Print">
 4274:     <message>(mark desired resources then click "next" button) <br /></message>
 4275:     <resource variable="RESOURCES" multichoice="1" toponly='1' addstatus="1"
 4276:               closeallpages="1">
 4277:       <nextstate>PAGESIZE</nextstate>
 4278:       <filterfunc>return $isNotMap</filterfunc>
 4279:       <mapurl evaluate='1'>return '$escapedSequenceName';</mapurl>
 4280:       <valuefunc>return $symbFilter;</valuefunc>
 4281:       $start_new_option
 4282:       </resource>
 4283:     </state>
 4284: CHOOSE_FROM_ANY_SEQUENCE
 4285: }
 4286: 
 4287:     # Generate the first state, to select which resources get printed.
 4288:     Apache::lonhelper::state->new("START", "Select Printing Options:");
 4289:     $paramHash = Apache::lonhelper::getParamHash();
 4290:     $paramHash->{MESSAGE_TEXT} = "";
 4291:     Apache::lonhelper::message->new();
 4292:     $paramHash = Apache::lonhelper::getParamHash();
 4293:     $paramHash->{'variable'} = 'PRINT_TYPE';
 4294:     $paramHash->{CHOICES} = $printChoices;
 4295:     Apache::lonhelper::choices->new();
 4296: 
 4297:     my $startedTable = 0; # have we started an HTML table yet? (need
 4298:                           # to close it later)
 4299: 
 4300:     if (($perm{'pav'} and $perm{'vgr'}) or 
 4301: 	($helper->{VARS}->{'construction'} eq '1')) {
 4302: 	&addMessage('<br />'
 4303:                    .'<h3>'.&mt('Print Options').'</h3>'
 4304:                    .&Apache::lonhtmlcommon::start_pick_box()
 4305:                    .&Apache::lonhtmlcommon::row_title(
 4306:                        '<label for="ANSWER_TYPE_forminput">'
 4307:                       .&mt('Print Answers')
 4308:                       .'</label>'
 4309:                     )
 4310:         );
 4311:         $paramHash = Apache::lonhelper::getParamHash();
 4312: 	$paramHash->{'variable'} = 'ANSWER_TYPE';   
 4313: 	$helper->declareVar('ANSWER_TYPE');         
 4314:         $paramHash->{CHOICES} = [
 4315:                                    ['Without Answers', 'yes'],
 4316:                                    ['With Answers', 'no'],
 4317:                                    ['Only Answers', 'only']
 4318:                                 ];
 4319:         Apache::lonhelper::dropdown->new();
 4320: 	&addMessage(&Apache::lonhtmlcommon::row_closure());
 4321: 	$startedTable = 1;
 4322: 
 4323: #
 4324: #  Select font size.
 4325: #
 4326: 
 4327:             $helper->declareVar('fontsize');
 4328:             &addMessage(&Apache::lonhtmlcommon::row_title(&mt('Font Size')));
 4329:             my $xmlfrag = << "FONT_SELECTION";
 4330: 
 4331:           
 4332:             <dropdown variable='fontsize' multichoice='0', allowempty='0'>
 4333:             <defaultvalue>
 4334: 		  return 'normalsize';
 4335:             </defaultvalue>
 4336:             <choice computer='tiny'>Tiny</choice>
 4337:             <choice computer='sub/superscriptsize'>Script Size</choice>
 4338:             <choice computer='footnotesize'>Footnote Size</choice>
 4339:             <choice computer='small'>Small</choice>
 4340:             <choice computer='normalsize'>Normal (default)</choice>
 4341:             <choice computer='large'>larger than normal</choice>
 4342:             <choice computer='Large'>Even larger than normal</choice>
 4343:             <choice computer='LARGE'>Still larger than normal</choice>
 4344:             <choice computer='huge'>huge font size</choice>
 4345:             <choice computer='Huge'>Largest possible size</choice>
 4346:             </dropdown>
 4347: FONT_SELECTION
 4348:             &Apache::lonxml::xmlparse($r, 'helper', $xmlfrag);
 4349:             &addMessage(&Apache::lonhtmlcommon::row_closure(1));
 4350:     }
 4351: 
 4352:     if ($perm{'pav'}) {
 4353: 	if (!$startedTable) {
 4354: 	    addMessage("<hr width='33%' /><table><tr><td align='right'>".
 4355:                        '<label for="LATEX_TYPE_forminput">'.
 4356:                        &mt('LaTeX mode').
 4357:                        "</label>: </td><td>");
 4358: 	    $startedTable = 1;
 4359: 	} else {
 4360: 	    &addMessage(&Apache::lonhtmlcommon::row_title(
 4361:                            '<label for="LATEX_TYPE_forminput">'
 4362:                            .&mt('LaTeX mode')
 4363:                            .'</label>'
 4364:                         )
 4365:             );
 4366: 	}
 4367:         $paramHash = Apache::lonhelper::getParamHash();
 4368: 	$paramHash->{'variable'} = 'LATEX_TYPE';   
 4369: 	$helper->declareVar('LATEX_TYPE');  
 4370: 	if ($helper->{VARS}->{'construction'} eq '1') {       
 4371: 	    $paramHash->{CHOICES} = [
 4372: 				     ['standard LaTeX mode', 'standard'], 
 4373: 				     ['LaTeX batchmode', 'batchmode'], ];
 4374: 	} else {
 4375: 	    $paramHash->{CHOICES} = [
 4376: 				     ['LaTeX batchmode', 'batchmode'],
 4377: 				     ['standard LaTeX mode', 'standard'] ];
 4378: 	}
 4379:         Apache::lonhelper::dropdown->new();
 4380:  
 4381: 	&addMessage(&Apache::lonhtmlcommon::row_closure()
 4382:                    .&Apache::lonhtmlcommon::row_title(
 4383:                         '<label for="TABLE_CONTENTS_forminput">'
 4384:                        .&mt('Print Table of Contents')
 4385:                        .'</label>'
 4386:                     )
 4387:         );
 4388:         $paramHash = Apache::lonhelper::getParamHash();
 4389: 	$paramHash->{'variable'} = 'TABLE_CONTENTS';   
 4390: 	$helper->declareVar('TABLE_CONTENTS');         
 4391:         $paramHash->{CHOICES} = [
 4392:                                    ['No', 'no'],
 4393:                                    ['Yes', 'yes'] ];
 4394:         Apache::lonhelper::dropdown->new();
 4395: 	&addMessage(&Apache::lonhtmlcommon::row_closure());
 4396:         
 4397: 	if (not $helper->{VARS}->{'construction'}) {
 4398: 	    &addMessage(&Apache::lonhtmlcommon::row_title(
 4399:                             '<label for="TABLE_INDEX_forminput">'
 4400:                            .&mt('Print Index')
 4401:                            .'</label>'
 4402:                         )
 4403:             );
 4404: 	    $paramHash = Apache::lonhelper::getParamHash();
 4405: 	    $paramHash->{'variable'} = 'TABLE_INDEX';   
 4406: 	    $helper->declareVar('TABLE_INDEX');         
 4407: 	    $paramHash->{CHOICES} = [
 4408: 				     ['No', 'no'],
 4409: 				     ['Yes', 'yes'] ];
 4410: 	    Apache::lonhelper::dropdown->new();
 4411:             &addMessage(&Apache::lonhtmlcommon::row_closure());
 4412:             &addMessage(&Apache::lonhtmlcommon::row_title(
 4413:                             '<label for="PRINT_DISCUSSIONS_forminput">'
 4414:                            .&mt('Print Discussions')
 4415:                            .'</label>'
 4416:                         )
 4417:             );
 4418: 	    $paramHash = Apache::lonhelper::getParamHash();
 4419: 	    $paramHash->{'variable'} = 'PRINT_DISCUSSIONS';   
 4420: 	    $helper->declareVar('PRINT_DISCUSSIONS');         
 4421: 	    $paramHash->{CHOICES} = [
 4422: 				     ['No', 'no'],
 4423: 				     ['Yes', 'yes'] ];
 4424: 	    Apache::lonhelper::dropdown->new();
 4425:             &addMessage(&Apache::lonhtmlcommon::row_closure());
 4426: 
 4427: 	    # Prompt for printing annotations too.
 4428: 		
 4429: 	    &addMessage(&Apache::lonhtmlcommon::row_title(
 4430:                             '<label for="PRINT_ANNOTATIONS_forminput">'
 4431:                            .&mt('Print Annotations')
 4432:                            .'</label>'
 4433:                         )
 4434:             );
 4435: 	    $paramHash = Apache::lonhelper::getParamHash();
 4436: 	    $paramHash->{'variable'} = "PRINT_ANNOTATIONS";
 4437: 	    $helper->declareVar("PRINT_ANNOTATIONS");
 4438: 	    $paramHash->{CHOICES} = [
 4439: 				     ['No', 'no'],
 4440: 				     ['Yes', 'yes']];
 4441: 	    Apache::lonhelper::dropdown->new();
 4442:             &addMessage(&Apache::lonhtmlcommon::row_closure());
 4443: 
 4444:             &addMessage(&Apache::lonhtmlcommon::row_title(&mt('Foils')));
 4445: 	    $paramHash = Apache::lonhelper::getParamHash();
 4446: 	    $paramHash->{'multichoice'} = "true";
 4447: 	    $paramHash->{'allowempty'}  = "true";
 4448: 	    $paramHash->{'variable'}   = "showallfoils";
 4449: 	    $paramHash->{'CHOICES'} = [ [&mt('Show All Foils'), "1"] ];
 4450: 	    Apache::lonhelper::choices->new();
 4451:             &addMessage(&Apache::lonhtmlcommon::row_closure(1));
 4452: 	}
 4453: 
 4454: 	if ($helper->{'VARS'}->{'construction'}) { 
 4455: 	    my $stylevalue='$Apache::lonnet::env{"construct.style"}';
 4456:             my $randseedtext=&mt("Use random seed");
 4457:             my $stylefiletext=&mt("Use style file");
 4458:             my $selectfiletext=&mt("Select style file");
 4459: 
 4460: 	    my $xmlfrag .= '<message>'
 4461:             .&Apache::lonhtmlcommon::row_title('<label for="curseed_forminput">'
 4462:                                               .$randseedtext
 4463:                                               .'</label>'
 4464:              )
 4465:             .'</message>
 4466:             <string variable="curseed" size="15" maxlength="15">
 4467:                 <defaultvalue>
 4468:                    return '.$helper->{VARS}->{'curseed'}.';
 4469:                 </defaultvalue>'
 4470:             .'</string>'
 4471:             .'<message>'
 4472:             .&Apache::lonhtmlcommon::row_closure()
 4473:             .&Apache::lonhtmlcommon::row_title('<label for="style_file">'
 4474:                                               .$stylefiletext
 4475:                                               .'</label>'
 4476:              )
 4477:             .'</message>
 4478:              <string variable="style_file" size="40">
 4479:                 <defaultvalue>
 4480:                     return '.$stylevalue.';
 4481:                 </defaultvalue>
 4482:              </string><message>&nbsp;'
 4483: .qq|<a href="javascript:openbrowser('helpform','style_file_forminput','sty')">|
 4484: .$selectfiletext.'</a>'
 4485:             .&Apache::lonhtmlcommon::row_closure()
 4486:             .&Apache::lonhtmlcommon::row_title(&mt('Show All Foils'))
 4487:             .'</message>
 4488: 	     <choices allowempty="1" multichoice="true" variable="showallfoils">
 4489:                 <choice computer="1">&nbsp;</choice>
 4490:              </choices>'
 4491: 	    .'<message>'
 4492:             .&Apache::lonhtmlcommon::row_closure()
 4493:             .'</message>';
 4494:             &Apache::lonxml::xmlparse($r, 'helper', $xmlfrag);
 4495: 
 4496: 
 4497:             &addMessage(&Apache::lonhtmlcommon::row_title(&mt('Problem Type')));
 4498: 	    #
 4499: 	    # Initial value from construction space:
 4500: 	    #
 4501: 	    if (!$helper->{VARS}->{'probstatus'} && $env{'form.problemtype'}) {
 4502: 		$helper->{VARS}->{'probstatus'} = $env{'form.problemtype'};	# initial value
 4503: 	    }
 4504: 	    $xmlfrag = << "PROBTYPE";
 4505: 		<dropdown variable="probstatus" multichoice="0" allowempty="0">
 4506: 		   <defaultvalue>
 4507: 		      return "$helper->{VARS}->{'probstatus'}";
 4508:                    </defaultvalue>
 4509: 		   <choice computer="problem">Homework Problem</choice>
 4510: 		   <choice computer="exam">Exam Problem</choice>
 4511: 		   <choice computer="survey">Survey question</choice>
 4512:                    ,choice computer="anonsurvey"Anonymous survey question</choice>
 4513: 		</dropdown>
 4514: PROBTYPE
 4515:             &Apache::lonxml::xmlparse($r, 'helper', $xmlfrag);
 4516:             &addMessage(&Apache::lonhtmlcommon::row_closure(1));
 4517: 
 4518: 
 4519: 
 4520:         }
 4521:     }
 4522: 
 4523: 
 4524: 
 4525: 
 4526:     if ($startedTable) {
 4527:         &addMessage(&Apache::lonhtmlcommon::end_pick_box());
 4528:     }
 4529: 
 4530:     Apache::lonprintout::page_format_state->new("FORMAT");
 4531: 
 4532:     # Generate the PAGESIZE state which will offer the user the margin
 4533:     # choices if they select one column
 4534:     Apache::lonhelper::state->new("PAGESIZE", "Set Margins");
 4535:     Apache::lonprintout::page_size_state->new('pagesize', 'FORMAT', 'FINAL');
 4536: 
 4537: 
 4538:     $helper->process();
 4539: 
 4540: 
 4541:     # MANUAL BAILOUT CONDITION:
 4542:     # If we're in the "final" state, bailout and return to handler
 4543:     if ($helper->{STATE} eq 'FINAL') {
 4544:         return $helper;
 4545:     }    
 4546: 
 4547:     my $footer;
 4548:     if ($helper->{STATE} eq 'START') {
 4549:         my $prtspool=$r->dir_config('lonPrtDir'); 
 4550: 	$footer = &recently_generated($prtspool);
 4551:     }
 4552:     $r->print($helper->display($footer));
 4553:     &Apache::lonhelper::unregisterHelperTags();
 4554: 
 4555:     return OK;
 4556: }
 4557: 
 4558: 
 4559: 1;
 4560: 
 4561: package Apache::lonprintout::page_format_state;
 4562: 
 4563: =pod
 4564: 
 4565: =head1 Helper element: page_format_state
 4566: 
 4567: See lonhelper.pm documentation for discussion of the helper framework.
 4568: 
 4569: Apache::lonprintout::page_format_state is an element that gives the 
 4570: user an opportunity to select the page layout they wish to print 
 4571: with: Number of columns, portrait/landscape, and paper size. If you 
 4572: want to change the paper size choices, change the @paperSize array 
 4573: contents in this package.
 4574: 
 4575: page_format_state is always directly invoked in lonprintout.pm, so there
 4576: is no tag interface. You actually pass parameters to the constructor.
 4577: 
 4578: =over 4
 4579: 
 4580: =item * B<new>(varName): varName is where the print information will be stored in the format FIXME.
 4581: 
 4582: =back
 4583: 
 4584: =cut
 4585: 
 4586: use Apache::lonhelper;
 4587: 
 4588: no strict;
 4589: @ISA = ("Apache::lonhelper::element");
 4590: use strict;
 4591: use Apache::lonlocal;
 4592: use Apache::lonnet;
 4593: 
 4594: my $maxColumns = 2;
 4595: # it'd be nice if these all worked
 4596: #my @paperSize = ("letter [8 1/2x11 in]", "legal [8 1/2x14 in]", 
 4597: #                 "tabloid (ledger) [11x17 in]", "executive [7 1/2x10 in]",
 4598: #                 "a2 [420x594 mm]", "a3 [297x420 mm]", "a4 [210x297 mm]", 
 4599: #                 "a5 [148x210 mm]", "a6 [105x148 mm]" );
 4600: my @paperSize = ("letter [8 1/2x11 in]", "legal [8 1/2x14 in]", 
 4601: 		 "a4 [210x297 mm]");
 4602: 
 4603: # Tentative format: Orientation (L = Landscape, P = portrait) | Colnum |
 4604: #                   Paper type
 4605: 
 4606: sub new { 
 4607:     my $self = Apache::lonhelper::element->new();
 4608: 
 4609:     shift;
 4610: 
 4611:     $self->{'variable'} = shift;
 4612:     my $helper = Apache::lonhelper::getHelper();
 4613:     $helper->declareVar($self->{'variable'});
 4614:     bless($self);
 4615:     return $self;
 4616: }
 4617: 
 4618: sub render {
 4619:     my $self = shift;
 4620:     my $helper = Apache::lonhelper::getHelper();
 4621:     my $result = '';
 4622:     my $var = $self->{'variable'};
 4623:     my $PageLayout=&mt('Page layout');
 4624:     my $NumberOfColumns=&mt('Number of columns');
 4625:     my $PaperType=&mt('Paper type');
 4626:     my $landscape=&mt('Landscape');
 4627:     my $portrait=&mt('Portrait');
 4628:     my $pdfFormLabel=&mt('PDF-Formfields');
 4629:     my $with=&mt('with Formfields');
 4630:     my $without=&mt('without Formfields');
 4631:     
 4632: 
 4633:     $result.='<h3>'.&mt('Layout Options').'</h3>'
 4634:             .&Apache::loncommon::start_data_table()
 4635:             .&Apache::loncommon::start_data_table_header_row()
 4636:             .'<th>'.$PageLayout.'</th>'
 4637:             .'<th>'.$NumberOfColumns.'</th>'
 4638:             .'<th>'.$PaperType.'</th>'
 4639:             .'<th>'.$pdfFormLabel.'</th>'
 4640:             .&Apache::loncommon::end_data_table_header_row()
 4641:             .&Apache::loncommon::start_data_table_row()
 4642:     .'<td>'
 4643:     .'<label><input type="radio" name="'.${var}.'.layout" value="L" />'.$landscape.'</label><br />'
 4644:     .'<label><input type="radio" name="'.${var}.'.layout" value="P" checked="checked" />'.$portrait.'</label>'
 4645:     .'</td>';
 4646: 
 4647:     $result.='<td align="center">'
 4648:             .'<select name="'.${var}.'.cols">';
 4649: 
 4650:     my $i;
 4651:     for ($i = 1; $i <= $maxColumns; $i++) {
 4652:         if ($i == 2) {
 4653:             $result .= '<option value="'.$i.'" selected="selected">'.$i.'</option>'."\n";
 4654:         } else {
 4655:             $result .= '<option value="'.$i.'">'.$i.'</option>'."\n";
 4656:         }
 4657:     }
 4658: 
 4659:     $result .= "</select></td><td>\n";
 4660:     $result .= "<select name='${var}.paper'>\n";
 4661: 
 4662:     my %parmhash=&Apache::lonnet::coursedescription($env{'request.course.id'});
 4663:     my $DefaultPaperSize=lc($parmhash{'default_paper_size'});
 4664:     $DefaultPaperSize=~s/\s//g;
 4665:     if ($DefaultPaperSize eq '') {$DefaultPaperSize='letter';}
 4666:     $i = 0;
 4667:     foreach (@paperSize) {
 4668: 	$_=~/(\w+)/;
 4669: 	my $papersize=$1;
 4670:         if ($paperSize[$i]=~/$DefaultPaperSize/) {
 4671:             $result .= '<option selected="selected" value="'.$papersize.'">'.$paperSize[$i].'</option>'."\n";
 4672:         } else {
 4673:             $result .= '<option value="'.$papersize.'">'.$paperSize[$i].'</option>'."\n";
 4674:         }
 4675:         $i++;
 4676:     }
 4677:     $result .= <<HTML;
 4678:         </select>
 4679:     </td>
 4680:     <td align='center'>
 4681:         <select name='${var}.pdfFormFields'>
 4682:             <option selected="selected" value="no">$without</option>
 4683:             <option value="yes">$with</option>
 4684:         </select>
 4685:     </td>
 4686: HTML
 4687:     $result.=&Apache::loncommon::end_data_table_row()
 4688:             .&Apache::loncommon::end_data_table();
 4689: 
 4690:     return $result;
 4691: }
 4692: 
 4693: sub postprocess {
 4694:     my $self = shift;
 4695: 
 4696:     my $var = $self->{'variable'};
 4697:     my $helper = Apache::lonhelper->getHelper();
 4698:     $helper->{VARS}->{$var} = 
 4699:         $env{"form.$var.layout"} . '|' . $env{"form.$var.cols"} . '|' .
 4700:         $env{"form.$var.paper"} . '|' . $env{"form.$var.pdfFormFields"};
 4701:     return 1;
 4702: }
 4703: 
 4704: 1;
 4705: 
 4706: package Apache::lonprintout::page_size_state;
 4707: 
 4708: =pod
 4709: 
 4710: =head1 Helper element: page_size_state
 4711: 
 4712: See lonhelper.pm documentation for discussion of the helper framework.
 4713: 
 4714: Apache::lonprintout::page_size_state is an element that gives the 
 4715: user the opportunity to further refine the page settings if they
 4716: select a single-column page.
 4717: 
 4718: page_size_state is always directly invoked in lonprintout.pm, so there
 4719: is no tag interface. You actually pass parameters to the constructor.
 4720: 
 4721: =over 4
 4722: 
 4723: =item * B<new>(varName): varName is where the print information will be stored in the format FIXME.
 4724: 
 4725: =back
 4726: 
 4727: =cut
 4728: 
 4729: use Apache::lonhelper;
 4730: use Apache::lonnet;
 4731: no strict;
 4732: @ISA = ("Apache::lonhelper::element");
 4733: use strict;
 4734: 
 4735: 
 4736: 
 4737: sub new { 
 4738:     my $self = Apache::lonhelper::element->new();
 4739: 
 4740:     shift; # disturbs me (probably prevents subclassing) but works (drops
 4741:            # package descriptor)... - Jeremy
 4742: 
 4743:     $self->{'variable'} = shift;
 4744:     my $helper = Apache::lonhelper::getHelper();
 4745:     $helper->declareVar($self->{'variable'});
 4746: 
 4747:     # The variable name of the format element, so we can look into 
 4748:     # $helper->{VARS} to figure out whether the columns are one or two
 4749:     $self->{'formatvar'} = shift;
 4750: 
 4751: 
 4752:     $self->{NEXTSTATE} = shift;
 4753:     bless($self);
 4754: 
 4755:     return $self;
 4756: }
 4757: 
 4758: sub render {
 4759:     my $self = shift;
 4760:     my $helper = Apache::lonhelper::getHelper();
 4761:     my $result = '';
 4762:     my $var = $self->{'variable'};
 4763: 
 4764: 
 4765: 
 4766:     if (defined $self->{ERROR_MSG}) {
 4767:         $result .= '<br /><span class="LC_error">' . $self->{ERROR_MSG} . '</span><br />';
 4768:     }
 4769: 
 4770:     my $format = $helper->{VARS}->{$self->{'formatvar'}};
 4771: 
 4772:     # Use format to get sensible defaults for the margins:
 4773: 
 4774: 
 4775:     my ($laystyle, $cols, $papersize) = split(/\|/, $format);
 4776:     ($papersize)                      = split(/ /, $papersize);
 4777: 
 4778:     $laystyle = &Apache::lonprintout::map_laystyle($laystyle);
 4779: 
 4780: 
 4781: 
 4782:     my %size;
 4783:     ($size{'width_and_units'},
 4784:      $size{'height_and_units'},
 4785:      $size{'margin_and_units'})=
 4786: 	 &Apache::lonprintout::page_format($papersize, $laystyle, $cols);
 4787:     
 4788:     foreach my $dimension ('width','height','margin') {
 4789: 	($size{$dimension},$size{$dimension.'_unit'}) =
 4790: 	    split(/ +/, $size{$dimension.'_and_units'},2);
 4791:        	
 4792: 	foreach my $unit ('cm','in') {
 4793: 	    $size{$dimension.'_options'} .= '<option ';
 4794: 	    if ($size{$dimension.'_unit'} eq $unit) {
 4795: 		$size{$dimension.'_options'} .= 'selected="selected" ';
 4796: 	    }
 4797: 	    $size{$dimension.'_options'} .= '>'.$unit.'</option>';
 4798: 	}
 4799:     }
 4800: 
 4801:     # Adjust margin for LaTeX margin: .. requires units == cm or in.
 4802: 
 4803:     if ($size{'margin_unit'} eq 'in') {
 4804: 	$size{'margin'} += 1;
 4805:     }  else {
 4806: 	$size{'margin'} += 2.54;
 4807:     }
 4808:     my %lt = &Apache::lonlocal::texthash(
 4809:         'format' => 'How should each column be formatted?',
 4810:         'width'  => 'Width',
 4811:         'height' => 'Height',
 4812:         'margin' => 'Left Margin'
 4813:     );
 4814: 
 4815:     $result .= '<p>'.$lt{'format'}.'</p>'
 4816:               .&Apache::lonhtmlcommon::start_pick_box()
 4817:               .&Apache::lonhtmlcommon::row_title($lt{'width'})
 4818:               .'<input type="text" name="'.$var.'.width" value="'.$size{'width'}.'" size="4" />'
 4819:               .'<select name="'.$var.'.widthunit">'
 4820:               .$size{'width_options'}
 4821:               .'</select>'
 4822:               .&Apache::lonhtmlcommon::row_closure()
 4823:               .&Apache::lonhtmlcommon::row_title($lt{'height'})
 4824:               .'<input type="text" name="'.$var.'.height" value="'.$size{'height'}.'" size="4" />'
 4825:               .'<select name="'.$var.'.heightunit">'
 4826:               .$size{'height_options'}
 4827:               .'</select>'
 4828:               .&Apache::lonhtmlcommon::row_closure()
 4829:               .&Apache::lonhtmlcommon::row_title($lt{'margin'})
 4830:               .'<input type="text" name="'.$var.'.lmargin" value="'.$size{'margin'}.'" size="4" />'
 4831:               .'<select name="'.$var.'.lmarginunit">'
 4832:               .$size{'margin_options'}
 4833:               .'</select>'
 4834:               .&Apache::lonhtmlcommon::row_closure(1)
 4835:               .&Apache::lonhtmlcommon::end_pick_box();
 4836:     # <p>Hint: Some instructors like to leave scratch space for the student by
 4837:     # making the width much smaller than the width of the page.</p>
 4838: 
 4839:     return $result;
 4840: }
 4841: 
 4842: 
 4843: sub preprocess {
 4844:     my $self = shift;
 4845:     my $helper = Apache::lonhelper::getHelper();
 4846: 
 4847:     my $format = $helper->{VARS}->{$self->{'formatvar'}};
 4848: 
 4849:     #  If the user does not have 'pav' privilege, set default widths and
 4850:     #  on to the next state right away.
 4851:     #
 4852:     if (!$perm{'pav'}) {
 4853: 	my $var = $self->{'variable'};
 4854: 	my $format = $helper->{VARS}->{$self->{'formatvar'}};
 4855: 	
 4856: 	my ($laystyle, $cols, $papersize) = split(/\|/, $format);
 4857: 	($papersize)                      = split(/ /, $papersize);
 4858: 	
 4859: 	
 4860: 	$laystyle = &Apache::lonprintout::map_laystyle($laystyle);
 4861: 
 4862: 	#  Figure out some good defaults for the print out and set them:
 4863: 	
 4864: 	my %size;
 4865: 	($size{'width'},
 4866: 	 $size{'height'},
 4867: 	 $size{'lmargin'})=
 4868: 	     &Apache::lonprintout::page_format($papersize, $laystyle, $cols);
 4869: 	
 4870: 	foreach my $dim ('width', 'height', 'lmargin') {
 4871: 	    my ($value, $units) = split(/ /, $size{$dim});
 4872: 	    	    
 4873: 	    $helper->{VARS}->{"$var.".$dim}      = $value;
 4874: 	    $helper->{VARS}->{"$var.".$dim.'unit'} = $units;
 4875: 	    
 4876: 	}
 4877: 	
 4878: 
 4879: 	# Transition to the next state
 4880: 
 4881: 	$helper->changeState($self->{NEXTSTATE});
 4882:     }
 4883:    
 4884:     return 1;
 4885: }
 4886: 
 4887: sub postprocess {
 4888:     my $self = shift;
 4889: 
 4890:     my $var = $self->{'variable'};
 4891:     my $helper = Apache::lonhelper->getHelper();
 4892:     my $width = $helper->{VARS}->{$var .'.width'} = $env{"form.${var}.width"}; 
 4893:     my $height = $helper->{VARS}->{$var .'.height'} = $env{"form.${var}.height"}; 
 4894:     my $lmargin = $helper->{VARS}->{$var .'.lmargin'} = $env{"form.${var}.lmargin"}; 
 4895:     $helper->{VARS}->{$var .'.widthunit'} = $env{"form.${var}.widthunit"}; 
 4896:     $helper->{VARS}->{$var .'.heightunit'} = $env{"form.${var}.heightunit"}; 
 4897:     $helper->{VARS}->{$var .'.lmarginunit'} = $env{"form.${var}.lmarginunit"}; 
 4898: 
 4899:     my $error = '';
 4900: 
 4901:     # /^-?[0-9]+(\.[0-9]*)?$/ -> optional minus, at least on digit, followed 
 4902:     # by an optional period, followed by digits, ending the string
 4903: 
 4904:     if ($width !~  /^-?[0-9]*(\.[0-9]*)?$/) {
 4905:         $error .= "Invalid width; please type only a number.<br />\n";
 4906:     }
 4907:     if ($height !~  /^-?[0-9]*(\.[0-9]*)?$/) {
 4908:         $error .= "Invalid height; please type only a number.<br />\n";
 4909:     }
 4910:     if ($lmargin !~  /^-?[0-9]*(\.[0-9]*)?$/) {
 4911:         $error .= "Invalid left margin; please type only a number.<br />\n";
 4912:     } else {
 4913: 	# Adjust for LaTeX 1.0 inch margin:
 4914: 
 4915: 	if ($env{"form.${var}.lmarginunit"} eq "in") {
 4916: 	    $helper->{VARS}->{$var.'.lmargin'} = $lmargin - 1;
 4917: 	} else {
 4918: 	    $helper->{VARS}->{$var.'.lmargin'} = $lmargin - 2.54;
 4919: 	}
 4920:     }
 4921: 
 4922:     if (!$error) {
 4923:         Apache::lonhelper::getHelper()->changeState($self->{NEXTSTATE});
 4924:         return 1;
 4925:     } else {
 4926:         $self->{ERROR_MSG} = $error;
 4927:         return 0;
 4928:     }
 4929: }
 4930: 
 4931: 
 4932: 
 4933: __END__
 4934: 

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