Diff for /loncom/interface/lonprintout.pm between versions 1.269 and 1.382

version 1.269, 2004/01/15 20:06:19 version 1.382, 2005/08/15 21:51:49
Line 1 Line 1
 # The LearningOnline Network  #  The LearningOnline Network
 # Printout  # Printout
 #  #
 # $Id$  # $Id$
Line 41  use Apache::lonnavmaps; Line 41  use Apache::lonnavmaps;
 use Apache::lonratedt;  use Apache::lonratedt;
 use POSIX qw(strftime);  use POSIX qw(strftime);
 use Apache::lonlocal;  use Apache::lonlocal;
 use GDBM_File;  
   
   my $resources_printed = '';
   
 my %hash;  #   Determine if a code entered by the user in a helper is valid.
 my $LaTeXwidth = 0;  #   valid depends on the code type and the type of code selected.
   #   The type of code selected can either be numeric or 
   #   Alphabetic.  If alphabetic, the code, in fact is a simple
   #   substitution cipher for the actual numeric code: 0->A, 1->B ...
   #   We'll be nice and be case insensitive for alpha codes.
   # Parameters:
   #    code_value    - the value of the code the user typed in.
   #    code_option   - The code type selected from the set in the scantron format
   #                    table.
   # Returns:
   #    undef         - The code is valid.
   #    other         - An error message indicating what's wrong.
   #
   sub is_code_valid {
       my ($code_value, $code_option) = @_;
   
       return "Entering a single code is not supported (yet)";
   }
   
   #   Compare two students by name.  The students are in the form
   #   returned by the helper:
   #      user:domain:section:last,   first:status
   #   This is a helper function for the perl sort built-in  therefore:
   # Implicit Inputs:
   #    $a     - The first element to compare (global)
   #    $b     - The second element to compare (global)
   # Returns:
   #   -1   - $a < $b
   #    0   - $a == $b
   #   +1   - $a > $b
   #   Note that the initial comparison is done on the last names with the
   #   first names only used to break the tie.
   #
   #
   sub compare_names {
       #  First split the names up into the primary fields.
   
       my ($u1, $d1, $s1, $n1, $stat1) = split(/:/, $a);
       my ($u2, $d2, $s2, $n2, $stat2) = split(/:/, $b);
   
       # Now split the last name and first name of each n:
       #
   
       my ($l1,$f1) = split(/,/, $n1);
       my ($l2,$f2) = split(/,/, $n2);
   
       # We don't bother to remove the leading/trailing whitespace from the
       # firstname, unless the last names compare identical.
   
       if($l1 lt $l2) {
    return -1;
       }
       if($l1 gt $l2) {
    return  1;
       }
   
       # Break the tie on the first name, but there are leading (possibly trailing
       # whitespaces to get rid of first 
       #
       $f1 =~ s/^\s+//; # Remove leading...
       $f1 =~ s/\s+$//; # Trailing spaces from first 1...
       
       $f2 =~ s/^\s+//;
       $f2 =~ s/\s+$//; # And the same for first 2...
   
       if($f1 lt $f2) {
    return -1;
       }
       if($f1 gt $f2) {
    return 1;
       }
       
       #  Must be the same name.
   
       return 0;
   }
   
 sub latex_header_footer_remove {  sub latex_header_footer_remove {
     my $text = shift;      my $text = shift;
Line 89  sub character_chart { Line 163  sub character_chart {
     $result =~ s/&\#0?58;/:/g;      $result =~ s/&\#0?58;/:/g;
     $result =~ s/&\#0?59;/;/g;      $result =~ s/&\#0?59;/;/g;
     $result =~ s/&(\#0?60|lt|\#139);/\$<\$/g;      $result =~ s/&(\#0?60|lt|\#139);/\$<\$/g;
     $result =~ s/&\#0?61;/\$=\$/g;      $result =~ s/&\#0?61;/\\ensuremath\{=\}/g;
     $result =~ s/&(\#0?62|gt|\#155);/\$>\$/g;      $result =~ s/&(\#0?62|gt|\#155);/\\ensuremath\{>\}/g;
     $result =~ s/&\#0?63;/\?/g;      $result =~ s/&\#0?63;/\?/g;
     $result =~ s/&\#0?65;/A/g;      $result =~ s/&\#0?65;/A/g;
     $result =~ s/&\#0?66;/B/g;      $result =~ s/&\#0?66;/B/g;
Line 119  sub character_chart { Line 193  sub character_chart {
     $result =~ s/&\#0?89;/Y/g;      $result =~ s/&\#0?89;/Y/g;
     $result =~ s/&\#0?90;/Z/g;      $result =~ s/&\#0?90;/Z/g;
     $result =~ s/&\#0?91;/[/g;      $result =~ s/&\#0?91;/[/g;
     $result =~ s/&\#0?92;/\$\\setminus\$/g;      $result =~ s/&\#0?92;/\\ensuremath\{\\setminus\}/g;
     $result =~ s/&\#0?93;/]/g;      $result =~ s/&\#0?93;/]/g;
     $result =~ s/&\#(0?94|136);/\$\\wedge\$/g;      $result =~ s/&\#(0?94|136);/\\ensuremath\{\\wedge\}/g;
     $result =~ s/&\#(0?95|138|154);/\\underline{\\makebox[2mm]{\\strut}}/g;      $result =~ s/&\#(0?95|138|154);/\\underline{\\makebox[2mm]{\\strut}}/g;
     $result =~ s/&\#(0?96|145);/\`/g;      $result =~ s/&\#(0?96|145);/\`/g;
     $result =~ s/&\#0?97;/a/g;      $result =~ s/&\#0?97;/a/g;
Line 156  sub character_chart { Line 230  sub character_chart {
     $result =~ s/&\#126;/\~/g;      $result =~ s/&\#126;/\~/g;
     $result =~ s/&\#131;/\\textflorin /g;      $result =~ s/&\#131;/\\textflorin /g;
     $result =~ s/&\#132;/\"/g;      $result =~ s/&\#132;/\"/g;
     $result =~ s/&\#133;/\$\\ldots\$/g;      $result =~ s/&\#133;/\\ensuremath\{\\ldots\}/g;
     $result =~ s/&\#134;/\$\\dagger\$/g;      $result =~ s/&\#134;/\\ensuremath\{\\dagger\}/g;
     $result =~ s/&\#135;/\$\\ddagger\$/g;      $result =~ s/&\#135;/\\ensuremath\{\\ddagger\}/g;
     $result =~ s/&\#137;/\\textperthousand /g;      $result =~ s/&\#137;/\\textperthousand /g;
     $result =~ s/&\#140;/{\\OE}/g;      $result =~ s/&\#140;/{\\OE}/g;
     $result =~ s/&\#147;/\`\`/g;      $result =~ s/&\#147;/\`\`/g;
     $result =~ s/&\#148;/\'\'/g;      $result =~ s/&\#148;/\'\'/g;
     $result =~ s/&\#149;/\$\\bullet\$/g;      $result =~ s/&\#149;/\\ensuremath\{\\bullet\}/g;
     $result =~ s/&\#150;/--/g;      $result =~ s/&\#150;/--/g;
     $result =~ s/&\#151;/---/g;      $result =~ s/&\#151;/---/g;
     $result =~ s/&\#152;/\$\\sim\$/g;      $result =~ s/&\#152;/\\ensuremath\{\\sim\}/g;
     $result =~ s/&\#153;/\\texttrademark /g;      $result =~ s/&\#153;/\\texttrademark /g;
     $result =~ s/&\#156;/\\oe/g;      $result =~ s/&\#156;/\\oe/g;
     $result =~ s/&\#159;/\\\"Y/g;      $result =~ s/&\#159;/\\\"Y/g;
     $result =~ s/&(\#160|nbsp);//g;      $result =~ s/&(\#160|nbsp);/~/g;
     $result =~ s/&(\#161|iexcl);/!\`/g;      $result =~ s/&(\#161|iexcl);/!\`/g;
     $result =~ s/&(\#162|cent);/\\textcent /g;      $result =~ s/&(\#162|cent);/\\textcent /g;
     $result =~ s/&(\#163|pound);/\\pounds /g;       $result =~ s/&(\#163|pound);/\\pounds /g; 
Line 181  sub character_chart { Line 255  sub character_chart {
     $result =~ s/&(\#168|uml);/\\texthighdieresis /g;      $result =~ s/&(\#168|uml);/\\texthighdieresis /g;
     $result =~ s/&(\#169|copy);/\\copyright /g;      $result =~ s/&(\#169|copy);/\\copyright /g;
     $result =~ s/&(\#170|ordf);/\\textordfeminine /g;      $result =~ s/&(\#170|ordf);/\\textordfeminine /g;
     $result =~ s/&(\#172|not);/\$\\neg\$/g;      $result =~ s/&(\#172|not);/\\ensuremath\{\\neg\}/g;
     $result =~ s/&(\#173|shy);/ - /g;      $result =~ s/&(\#173|shy);/ - /g;
     $result =~ s/&(\#174|reg);/\\textregistered /g;      $result =~ s/&(\#174|reg);/\\textregistered /g;
     $result =~ s/&(\#175|macr);/\$^{-}\$/g;      $result =~ s/&(\#175|macr);/\\ensuremath\{^{-}\}/g;
     $result =~ s/&(\#176|deg);/\$^{\\circ}\$/g;      $result =~ s/&(\#176|deg);/\\ensuremath\{^{\\circ}\}/g;
     $result =~ s/&(\#177|plusmn);/\$\\pm\$/g;      $result =~ s/&(\#177|plusmn);/\\ensuremath\{\\pm\}/g;
     $result =~ s/&(\#178|sup2);/\$^2\$/g;      $result =~ s/&(\#178|sup2);/\\ensuremath\{^2\}/g;
     $result =~ s/&(\#179|sup3);/\$^3\$/g;      $result =~ s/&(\#179|sup3);/\\ensuremath\{^3\}/g;
     $result =~ s/&(\#180|acute);/\\textacute /g;      $result =~ s/&(\#180|acute);/\\textacute /g;
     $result =~ s/&(\#181|micro);/\$\\mu\$/g;      $result =~ s/&(\#181|micro);/\\ensuremath\{\\mu\}/g;
     $result =~ s/&(\#182|para);/\\P/g;      $result =~ s/&(\#182|para);/\\P/g;
     $result =~ s/&(\#183|middot);/\$\\cdot\$/g;      $result =~ s/&(\#183|middot);/\\ensuremath\{\\cdot\}/g;
     $result =~ s/&(\#184|cedil);/\\c{\\strut}/g;      $result =~ s/&(\#184|cedil);/\\c{\\strut}/g;
     $result =~ s/&(\#185|sup1);/\$^1\$/g;      $result =~ s/&(\#185|sup1);/\\ensuremath\{^1\}/g;
     $result =~ s/&(\#186|ordm);/\\textordmasculine /g;      $result =~ s/&(\#186|ordm);/\\textordmasculine /g;
     $result =~ s/&(\#188|frac14);/\\textonequarter /g;      $result =~ s/&(\#188|frac14);/\\textonequarter /g;
     $result =~ s/&(\#189|frac12);/\\textonehalf /g;      $result =~ s/&(\#189|frac12);/\\textonehalf /g;
Line 222  sub character_chart { Line 296  sub character_chart {
     $result =~ s/&(\#212|Ocirc);/\\^{O}/g;      $result =~ s/&(\#212|Ocirc);/\\^{O}/g;
     $result =~ s/&(\#213|Otilde);/\\~{O}/g;      $result =~ s/&(\#213|Otilde);/\\~{O}/g;
     $result =~ s/&(\#214|Ouml);/\\\"{O}/g;          $result =~ s/&(\#214|Ouml);/\\\"{O}/g;    
     $result =~ s/&(\#215|times);/\$\\times\$/g;      $result =~ s/&(\#215|times);/\\ensuremath\{\\times\}/g;
     $result =~ s/&(\#216|Oslash);/{\\O}/g;      $result =~ s/&(\#216|Oslash);/{\\O}/g;
     $result =~ s/&(\#217|Ugrave);/\\\`{U}/g;          $result =~ s/&(\#217|Ugrave);/\\\`{U}/g;    
     $result =~ s/&(\#218|Uacute);/\\\'{U}/g;      $result =~ s/&(\#218|Uacute);/\\\'{U}/g;
     $result =~ s/&(\#219|Ucirc);/\\^{U}/g;      $result =~ s/&(\#219|Ucirc);/\\^{U}/g;
     $result =~ s/&(\#220|Uuml);/\\\"{U}/g;      $result =~ s/&(\#220|Uuml);/\\\"{U}/g;
     $result =~ s/&(\#221|Yacute);/\\\'{Y}/g;      $result =~ s/&(\#221|Yacute);/\\\'{Y}/g;
     $result =~ s/&(\#223|szlig);/\\ss/g;      $result =~ s/&(\#223|szlig);/{\\ss}/g;
     $result =~ s/&(\#224|agrave);/\\\`{a}/g;      $result =~ s/&(\#224|agrave);/\\\`{a}/g;
     $result =~ s/&(\#225|aacute);/\\\'{a}/g;      $result =~ s/&(\#225|aacute);/\\\'{a}/g;
     $result =~ s/&(\#226|acirc);/\\^{a}/g;      $result =~ s/&(\#226|acirc);/\\^{a}/g;
Line 246  sub character_chart { Line 320  sub character_chart {
     $result =~ s/&(\#237|iacute);/\\\'{i}/g;      $result =~ s/&(\#237|iacute);/\\\'{i}/g;
     $result =~ s/&(\#238|icirc);/\\^{i}/g;      $result =~ s/&(\#238|icirc);/\\^{i}/g;
     $result =~ s/&(\#239|iuml);/\\\"{i}/g;      $result =~ s/&(\#239|iuml);/\\\"{i}/g;
     $result =~ s/&(\#240|eth);/\$\\partial\$/g;      $result =~ s/&(\#240|eth);/\\ensuremath\{\\partial\}/g;
     $result =~ s/&(\#241|ntilde);/\\~{n}/g;      $result =~ s/&(\#241|ntilde);/\\~{n}/g;
     $result =~ s/&(\#242|ograve);/\\\`{o}/g;      $result =~ s/&(\#242|ograve);/\\\`{o}/g;
     $result =~ s/&(\#243|oacute);/\\\'{o}/g;      $result =~ s/&(\#243|oacute);/\\\'{o}/g;
     $result =~ s/&(\#244|ocirc);/\\^{o}/g;      $result =~ s/&(\#244|ocirc);/\\^{o}/g;
     $result =~ s/&(\#245|otilde);/\\~{o}/g;      $result =~ s/&(\#245|otilde);/\\~{o}/g;
     $result =~ s/&(\#246|ouml);/\\\"{o}/g;      $result =~ s/&(\#246|ouml);/\\\"{o}/g;
     $result =~ s/&(\#247|divide);/\$\\div\$/g;      $result =~ s/&(\#247|divide);/\\ensuremath\{\\div\}/g;
     $result =~ s/&(\#248|oslash);/{\\o}/g;      $result =~ s/&(\#248|oslash);/{\\o}/g;
     $result =~ s/&(\#249|ugrave);/\\\`{u}/g;       $result =~ s/&(\#249|ugrave);/\\\`{u}/g; 
     $result =~ s/&(\#250|uacute);/\\\'{u}/g;      $result =~ s/&(\#250|uacute);/\\\'{u}/g;
Line 261  sub character_chart { Line 335  sub character_chart {
     $result =~ s/&(\#252|uuml);/\\\"{u}/g;      $result =~ s/&(\#252|uuml);/\\\"{u}/g;
     $result =~ s/&(\#253|yacute);/\\\'{y}/g;      $result =~ s/&(\#253|yacute);/\\\'{y}/g;
     $result =~ s/&(\#255|yuml);/\\\"{y}/g;      $result =~ s/&(\#255|yuml);/\\\"{y}/g;
     $result =~ s/&\#952;/\$\\theta\$/g;      $result =~ s/&\#952;/\\ensuremath\{\\theta\}/g;
 #Greek Alphabet  #Greek Alphabet
     $result =~ s/&(alpha|\#945);/\$\\alpha \$/g;      $result =~ s/&(alpha|\#945);/\\ensuremath\{\\alpha\}/g;
     $result =~ s/&(beta|\#946);/\$\\beta \$/g;      $result =~ s/&(beta|\#946);/\\ensuremath\{\\beta\}/g;
     $result =~ s/&(gamma|\#947);/\$\\gamma \$/g;      $result =~ s/&(gamma|\#947);/\\ensuremath\{\\gamma\}/g;
     $result =~ s/&(delta|\#948);/\$\\delta \$/g;      $result =~ s/&(delta|\#948);/\\ensuremath\{\\delta\}/g;
     $result =~ s/&(epsilon|\#949);/\$\\epsilon \$/g;      $result =~ s/&(epsilon|\#949);/\\ensuremath\{\\epsilon\}/g;
     $result =~ s/&(zeta|\#950);/\$\\zeta \$/g;      $result =~ s/&(zeta|\#950);/\\ensuremath\{\\zeta\}/g;
     $result =~ s/&(eta|\#951);/\$\\eta \$/g;      $result =~ s/&(eta|\#951);/\\ensuremath\{\\eta\}/g;
     $result =~ s/&(theta|\#952);/\$\\theta \$/g;      $result =~ s/&(theta|\#952);/\\ensuremath\{\\theta\}/g;
     $result =~ s/&(iota|\#953);/\$\\iota \$/g;      $result =~ s/&(iota|\#953);/\\ensuremath\{\\iota\}/g;
     $result =~ s/&(kappa|\#954);/\$\\kappa \$/g;      $result =~ s/&(kappa|\#954);/\\ensuremath\{\\kappa\}/g;
     $result =~ s/&(lambda|\#955);/\$\\lambda \$/g;      $result =~ s/&(lambda|\#955);/\\ensuremath\{\\lambda\}/g;
     $result =~ s/&(mu|\#956);/\$\\mu \$/g;      $result =~ s/&(mu|\#956);/\\ensuremath\{\\mu\}/g;
     $result =~ s/&(nu|\#957);/\$\\nu \$/g;      $result =~ s/&(nu|\#957);/\\ensuremath\{\\nu\}/g;
     $result =~ s/&(xi|\#958);/\$\\xi \$/g;      $result =~ s/&(xi|\#958);/\\ensuremath\{\\xi\}/g;
     $result =~ s/&(omicron|\#959);/o/g;      $result =~ s/&(omicron|\#959);/o/g;
     $result =~ s/&(pi|\#960);/\$\\pi \$/g;      $result =~ s/&(pi|\#960);/\\ensuremath\{\\pi\}/g;
     $result =~ s/&(rho|\#961);/\$\\rho \$/g;      $result =~ s/&(rho|\#961);/\\ensuremath\{\\rho\}/g;
     $result =~ s/&(sigma|\#963);/\$\\sigma \$/g;      $result =~ s/&(sigma|\#963);/\\ensuremath\{\\sigma\}/g;
     $result =~ s/&(tau|\#964);/\$\\tau \$/g;      $result =~ s/&(tau|\#964);/\\ensuremath\{\\tau\}/g;
     $result =~ s/&(upsilon|\#965);/\$\\upsilon \$/g;      $result =~ s/&(upsilon|\#965);/\\ensuremath\{\\upsilon\}/g;
     $result =~ s/&(phi|\#966);/\$\\phi \$/g;      $result =~ s/&(phi|\#966);/\\ensuremath\{\\phi\}/g;
     $result =~ s/&(chi|\#967);/\$\\chi \$/g;      $result =~ s/&(chi|\#967);/\\ensuremath\{\\chi\}/g;
     $result =~ s/&(psi|\#968);/\$\\psi \$/g;      $result =~ s/&(psi|\#968);/\\ensuremath\{\\psi\}/g;
     $result =~ s/&(omega|\#969);/\$\\omega \$/g;      $result =~ s/&(omega|\#969);/\\ensuremath\{\\omega\}/g;
     $result =~ s/&(thetasym|\#977);/\$\\vartheta \$/g;      $result =~ s/&(thetasym|\#977);/\\ensuremath\{\\vartheta\}/g;
     $result =~ s/&(piv|\#982);/\$\\varpi \$/g;      $result =~ s/&(piv|\#982);/\\ensuremath\{\\varpi\}/g;
     $result =~ s/&(Alpha|\#913);/A/g;      $result =~ s/&(Alpha|\#913);/A/g;
     $result =~ s/&(Beta|\#914);/B/g;      $result =~ s/&(Beta|\#914);/B/g;
     $result =~ s/&(Gamma|\#915);/\$\\Gamma \$/g;      $result =~ s/&(Gamma|\#915);/\\ensuremath\{\\Gamma\}/g;
     $result =~ s/&(Delta|\#916);/\$\\Delta \$/g;      $result =~ s/&(Delta|\#916);/\\ensuremath\{\\Delta\}/g;
     $result =~ s/&(Epsilon|\#917);/E/g;      $result =~ s/&(Epsilon|\#917);/E/g;
     $result =~ s/&(Zeta|\#918);/Z/g;      $result =~ s/&(Zeta|\#918);/Z/g;
     $result =~ s/&(Eta|\#919);/H/g;      $result =~ s/&(Eta|\#919);/H/g;
     $result =~ s/&(Theta|\#920);/\$\\Theta \$/g;      $result =~ s/&(Theta|\#920);/\\ensuremath\{\\Theta\}/g;
     $result =~ s/&(Iota|\#921);/I/g;      $result =~ s/&(Iota|\#921);/I/g;
     $result =~ s/&(Kappa|\#922);/K/g;      $result =~ s/&(Kappa|\#922);/K/g;
     $result =~ s/&(Lambda|\#923);/\$\\Lambda \$/g;      $result =~ s/&(Lambda|\#923);/\\ensuremath\{\\Lambda\}/g;
     $result =~ s/&(Mu|\#924);/M/g;      $result =~ s/&(Mu|\#924);/M/g;
     $result =~ s/&(Nu|\#925);/N/g;      $result =~ s/&(Nu|\#925);/N/g;
     $result =~ s/&(Xi|\#926);/\$\\Xi \$/g;      $result =~ s/&(Xi|\#926);/\\ensuremath\{\\Xi\}/g;
     $result =~ s/&(Omicron|\#927);/O/g;      $result =~ s/&(Omicron|\#927);/O/g;
     $result =~ s/&(Pi|\#928);/\$\\Pi \$/g;      $result =~ s/&(Pi|\#928);/\\ensuremath\{\\Pi\}/g;
     $result =~ s/&(Rho|\#929);/P/g;      $result =~ s/&(Rho|\#929);/P/g;
     $result =~ s/&(Sigma|\#931);/\$\\Sigma \$/g;      $result =~ s/&(Sigma|\#931);/\\ensuremath\{\\Sigma\}/g;
     $result =~ s/&(Tau|\#932);/T/g;      $result =~ s/&(Tau|\#932);/T/g;
     $result =~ s/&(Upsilon|\#933);/\$\\Upsilon \$/g;      $result =~ s/&(Upsilon|\#933);/\\ensuremath\{\\Upsilon\}/g;
     $result =~ s/&(Phi|\#934);/\$\\Phi \$/g;      $result =~ s/&(Phi|\#934);/\\ensuremath\{\\Phi\}/g;
     $result =~ s/&(Chi|\#935);/X/g;      $result =~ s/&(Chi|\#935);/X/g;
     $result =~ s/&(Psi|\#936);/\$\\Psi \$/g;      $result =~ s/&(Psi|\#936);/\\ensuremath\{\\Psi\}/g;
     $result =~ s/&(Omega|\#937);/\$\\Omega \$/g;      $result =~ s/&(Omega|\#937);/\\ensuremath\{\\Omega\}/g;
 #Arrows (extended HTML 4.01)  #Arrows (extended HTML 4.01)
     $result =~ s/&(larr|\#8592);/\$\\leftarrow \$/g;      $result =~ s/&(larr|\#8592);/\\ensuremath\{\\leftarrow\}/g;
     $result =~ s/&(uarr|\#8593);/\$\\uparrow \$/g;      $result =~ s/&(uarr|\#8593);/\\ensuremath\{\\uparrow\}/g;
     $result =~ s/&(rarr|\#8594);/\$\\rightarrow \$/g;      $result =~ s/&(rarr|\#8594);/\\ensuremath\{\\rightarrow\}/g;
     $result =~ s/&(darr|\#8595);/\$\\downarrow \$/g;      $result =~ s/&(darr|\#8595);/\\ensuremath\{\\downarrow\}/g;
     $result =~ s/&(harr|\#8596);/\$\\leftrightarrow \$/g;      $result =~ s/&(harr|\#8596);/\\ensuremath\{\\leftrightarrow\}/g;
     $result =~ s/&(lArr|\#8656);/\$\\Leftarrow \$/g;      $result =~ s/&(lArr|\#8656);/\\ensuremath\{\\Leftarrow\}/g;
     $result =~ s/&(uArr|\#8657);/\$\\Uparrow \$/g;      $result =~ s/&(uArr|\#8657);/\\ensuremath\{\\Uparrow\}/g;
     $result =~ s/&(rArr|\#8658);/\$\\Rightarrow \$/g;      $result =~ s/&(rArr|\#8658);/\\ensuremath\{\\Rightarrow\}/g;
     $result =~ s/&(dArr|\#8659);/\$\\Downarrow \$/g;      $result =~ s/&(dArr|\#8659);/\\ensuremath\{\\Downarrow\}/g;
     $result =~ s/&(hArr|\#8660);/\$\\Leftrightarrow \$/g;      $result =~ s/&(hArr|\#8660);/\\ensuremath\{\\Leftrightarrow\}/g;
 #Mathematical Operators (extended HTML 4.01)  #Mathematical Operators (extended HTML 4.01)
     $result =~ s/&(forall|\#8704);/\$\\forall \$/g;      $result =~ s/&(forall|\#8704);/\\ensuremath\{\\forall\}/g;
     $result =~ s/&(part|\#8706);/\$\\partial \$/g;      $result =~ s/&(part|\#8706);/\\ensuremath\{\\partial\}/g;
     $result =~ s/&(exist|\#8707);/\$\\exists \$/g;      $result =~ s/&(exist|\#8707);/\\ensuremath\{\\exists\}/g;
     $result =~ s/&(empty|\#8709);/\$\\emptyset \$/g;      $result =~ s/&(empty|\#8709);/\\ensuremath\{\\emptyset\}/g;
     $result =~ s/&(nabla|\#8711);/\$\\nabla \$/g;      $result =~ s/&(nabla|\#8711);/\\ensuremath\{\\nabla\}/g;
     $result =~ s/&(isin|\#8712);/\$\\in \$/g;      $result =~ s/&(isin|\#8712);/\\ensuremath\{\\in\}/g;
     $result =~ s/&(notin|\#8713);/\$\\notin \$/g;      $result =~ s/&(notin|\#8713);/\\ensuremath\{\\notin\}/g;
     $result =~ s/&(ni|\#8715);/\$\\ni \$/g;      $result =~ s/&(ni|\#8715);/\\ensuremath\{\\ni\}/g;
     $result =~ s/&(prod|\#8719);/\$\\prod \$/g;      $result =~ s/&(prod|\#8719);/\\ensuremath\{\\prod\}/g;
     $result =~ s/&(sum|\#8721);/\$\\sum \$/g;      $result =~ s/&(sum|\#8721);/\\ensuremath\{\\sum\}/g;
     $result =~ s/&(minus|\#8722);/\$-\$/g;      $result =~ s/&(minus|\#8722);/\\ensuremath\{-\}/g;
     $result =~ s/&(lowast|\#8727);/\$*\$/g;      $result =~ s/&(lowast|\#8727);/\\ensuremath\{*\}/g;
     $result =~ s/&(radic|\#8730);/\$\\surd \$/g;      $result =~ s/&(radic|\#8730);/\\ensuremath\{\\surd\}/g;
     $result =~ s/&(prop|\#8733);/\$\\propto \$/g;      $result =~ s/&(prop|\#8733);/\\ensuremath\{\\propto\}/g;
     $result =~ s/&(infin|\#8734);/\$\\infty \$/g;      $result =~ s/&(infin|\#8734);/\\ensuremath\{\\infty\}/g;
     $result =~ s/&(ang|\#8736);/\$\\angle \$/g;      $result =~ s/&(ang|\#8736);/\\ensuremath\{\\angle\}/g;
     $result =~ s/&(and|\#8743);/\$\\wedge \$/g;      $result =~ s/&(and|\#8743);/\\ensuremath\{\\wedge\}/g;
     $result =~ s/&(or|\#8744);/\$\\vee \$/g;      $result =~ s/&(or|\#8744);/\\ensuremath\{\\vee\}/g;
     $result =~ s/&(cap|\#8745);/\$\\cap \$/g;      $result =~ s/&(cap|\#8745);/\\ensuremath\{\\cap\}/g;
     $result =~ s/&(cup|\#8746);/\$\\cup \$/g;      $result =~ s/&(cup|\#8746);/\\ensuremath\{\\cup\}/g;
     $result =~ s/&(int|\#8747);/\$\\int \$/g;      $result =~ s/&(int|\#8747);/\\ensuremath\{\\int\}/g;
     $result =~ s/&(sim|\#8764);/\$\\sim \$/g;      $result =~ s/&(sim|\#8764);/\\ensuremath\{\\sim\}/g;
     $result =~ s/&(cong|\#8773);/\$\\cong \$/g;      $result =~ s/&(cong|\#8773);/\\ensuremath\{\\cong\}/g;
     $result =~ s/&(asymp|\#8776);/\$\\approx \$/g;      $result =~ s/&(asymp|\#8776);/\\ensuremath\{\\approx\}/g;
     $result =~ s/&(ne|\#8800);/\$\\not= \$/g;      $result =~ s/&(ne|\#8800);/\\ensuremath\{\\not=\}/g;
     $result =~ s/&(equiv|\#8801);/\$\\equiv \$/g;      $result =~ s/&(equiv|\#8801);/\\ensuremath\{\\equiv\}/g;
     $result =~ s/&(le|\#8804);/\$\\leq \$/g;      $result =~ s/&(le|\#8804);/\\ensuremath\{\\leq\}/g;
     $result =~ s/&(ge|\#8805);/\$\\geq \$/g;      $result =~ s/&(ge|\#8805);/\\ensuremath\{\\geq\}/g;
     $result =~ s/&(sub|\#8834);/\$\\subset \$/g;      $result =~ s/&(sub|\#8834);/\\ensuremath\{\\subset\}/g;
     $result =~ s/&(sup|\#8835);/\$\\supset \$/g;      $result =~ s/&(sup|\#8835);/\\ensuremath\{\\supset\}/g;
     $result =~ s/&(nsub|\#8836);/\$\\not\\subset \$/g;      $result =~ s/&(nsub|\#8836);/\\ensuremath\{\\not\\subset\}/g;
     $result =~ s/&(sube|\#8838);/\$\\subseteq \$/g;      $result =~ s/&(sube|\#8838);/\\ensuremath\{\\subseteq\}/g;
     $result =~ s/&(supe|\#8839);/\$\\supseteq \$/g;      $result =~ s/&(supe|\#8839);/\\ensuremath\{\\supseteq\}/g;
     $result =~ s/&(oplus|\#8853);/\$\\oplus \$/g;      $result =~ s/&(oplus|\#8853);/\\ensuremath\{\\oplus\}/g;
     $result =~ s/&(otimes|\#8855);/\$\\otimes \$/g;      $result =~ s/&(otimes|\#8855);/\\ensuremath\{\\otimes\}/g;
     $result =~ s/&(perp|\#8869);/\$\\perp \$/g;      $result =~ s/&(perp|\#8869);/\\ensuremath\{\\perp\}/g;
     $result =~ s/&(sdot|\#8901);/\$\\cdot \$/g;      $result =~ s/&(sdot|\#8901);/\\ensuremath\{\\cdot\}/g;
 #Geometric Shapes (extended HTML 4.01)  #Geometric Shapes (extended HTML 4.01)
     $result =~ s/&(loz|\#9674);/\$\\Diamond \$/g;      $result =~ s/&(loz|\#9674);/\\ensuremath\{\\Diamond\}/g;
 #Miscellaneous Symbols (extended HTML 4.01)  #Miscellaneous Symbols (extended HTML 4.01)
     $result =~ s/&(spades|\#9824);/\$\\spadesuit \$/g;      $result =~ s/&(spades|\#9824);/\\ensuremath\{\\spadesuit\}/g;
     $result =~ s/&(clubs|\#9827);/\$\\clubsuit \$/g;      $result =~ s/&(clubs|\#9827);/\\ensuremath\{\\clubsuit\}/g;
     $result =~ s/&(hearts|\#9829);/\$\\heartsuit \$/g;      $result =~ s/&(hearts|\#9829);/\\ensuremath\{\\heartsuit\}/g;
     $result =~ s/&(diams|\#9830);/\$\\diamondsuit \$/g;      $result =~ s/&(diams|\#9830);/\\ensuremath\{\\diamondsuit\}/g;
     return $result;      return $result;
 }  }
   
   
                     #width, height, oddsidemargin, evensidemargin, topmargin
   my %page_formats=
       ('letter' => {
    'book' => {
        '1' => [ '7.1 in','9.8 in', '-0.57 in','-0.57 in','0.7 cm'],
        '2' => ['3.66 in','9.8 in', '-0.57 in','-0.57 in','0.7 cm']
    },
    'album' => {
        '1' => [ '8.8 in', '6.8 in','-40 pt in',  '-60 pt','1 cm'],
        '2' => [ '4.4 in', '6.8 in','-0.5 in', '-1.5 in','3.5 in']
    },
        },
        'legal' => {
    'book' => {
        '1' => ['7.1 in','13 in',,'-0.57 in','-0.57 in','-0.5 in'],
        '2' => ['3.16 in','13 in','-0.57 in','-0.57 in','-0.5 in']
    },
    'album' => {
        '1' => ['12 in','7.1 in',,'-0.57 in','-0.57 in','-0.5 in'],
                '2' => ['6.0 in','7.1 in','-1 in','-1 in','5 in']
             },
        },
        'tabloid' => {
    'book' => {
        '1' => ['9.8 in','16 in','-0.57 in','-0.57 in','-0.5 in'],
        '2' => ['4.9 in','16 in','-0.57 in','-0.57 in','-0.5 in']
    },
    'album' => {
        '1' => ['16 in','9.8 in','-0.57 in','-0.57 in','-0.5 in'],
        '2' => ['16 in','4.9 in','-0.57 in','-0.57 in','-0.5 in']
             },
        },
        'executive' => {
    'book' => {
        '1' => ['6.8 in','9 in','-0.57 in','-0.57 in','1.2 in'],
        '2' => ['3.1 in','9 in','-0.57 in','-0.57 in','1.2 in']
    },
    'album' => {
        '1' => [],
        '2' => []
             },
        },
        'a2' => {
    'book' => {
        '1' => [],
        '2' => []
    },
    'album' => {
        '1' => [],
        '2' => []
             },
        },
        'a3' => {
    'book' => {
        '1' => [],
        '2' => []
    },
    'album' => {
        '1' => [],
        '2' => []
             },
        },
        'a4' => {
    'book' => {
        '1' => ['176 mm','272 mm','-40 pt in','-60 pt','-0.5 in'],
        '2' => [ '91 mm','272 mm','-40 pt in','-60 pt','-0.5 in']
    },
    'album' => {
        '1' => ['8.5 in','7.7 in','-40 pt in','-60 pt','0 in'],
        '2' => ['3.9 in','7.7 in','-40 pt in','-60 pt','0 in']
    },
        },
        'a5' => {
    'book' => {
        '1' => [],
        '2' => []
    },
    'album' => {
        '1' => [],
        '2' => []
             },
        },
        'a6' => {
    'book' => {
        '1' => [],
        '2' => []
    },
    'album' => {
        '1' => [],
        '2' => []
             },
        },
        );
   
 sub page_format {  sub page_format {
 #  #
 #Correspondence between $papersize variable and real paper format:  #Supported paper format: "Letter [8 1/2x11 in]",      "Legal [8 1/2x14 in]",
 # 0 - "Letter [8 1/2x11 in]"  #                        "Ledger/Tabloid [11x17 in]", "Executive [7 1/2x10 in]",
 # 1 - "Legal [8 1/2x14 in]"  #                        "A2 [420x594 mm]",           "A3 [297x420 mm]",
 # 2 - "Ledger/Tabloid [11x17 in]"  #                        "A4 [210x297 mm]",           "A5 [148x210 mm]",
 # 3 - "Executive [7 1/2x10 in]"  #                        "A6 [105x148 mm]"
 # 4 - "A2 [420x594 mm]"  
 # 5 - "A3 [297x420 mm]"  
 # 6 - "A4 [210x297 mm]"  
 # 7 - "A5 [148x210 mm]"  
 # 8 - "A6 [105x148 mm]"  
 #   # 
     my ($papersize,$layout,$numberofcolumns) = @_;       my ($papersize,$layout,$numberofcolumns) = @_; 
     my ($textwidth,$textheight,$oddoffset,$evenoffset,$topmargin) = (0,0,0,0,0);      return @{$page_formats{$papersize}->{$layout}->{$numberofcolumns}};
     if ($papersize eq '0') {  
  if ($layout eq 'book') {  
     if ($numberofcolumns == 1) {  
  $textwidth = '7.1 in';      #'18 cm';  
  $textheight = '10.2 in';    #'25.9 cm';  
  $oddoffset = '-0.57 in';  
  $evenoffset = '-0.57 in';  
     } elsif ($numberofcolumns == 2) {  
  $textwidth = '3.66 in';     #'93 mm';  
  $textheight = '10.2 in';    #'25.9 cm';  
  $oddoffset = '-0.57 in';  
  $evenoffset = '-0.57 in';  
     }  
  } elsif ($layout eq 'album') {  
     if ($numberofcolumns eq '1') {  
  $textwidth = '8.8 in';  
  $textheight = '6.8 in';  
  $oddoffset = '-40 pt';  
  $evenoffset = '-60 pt';  
     } elsif ($numberofcolumns == 2) {  
  $textwidth = '4.4 in';  
  $textheight = '6.8 in';  
  $oddoffset = '-0.5 in';  
  $evenoffset = '-1.5 in';  
  $topmargin = '3.5 in';  
     }  
  }  
 #    } elsif($papersize eq '1') {  
 #    } elsif($papersize eq '2') {  
 #    } elsif($papersize eq '3'/) {  
     } elsif($papersize eq '6') {  
  if ($layout eq 'book') {  
     if ($numberofcolumns == 1) {  
  $textwidth = '18 cm';  
  $textheight = '28 cm';  
  $oddoffset = '-0.57 in';  
  $evenoffset = '-0.57 in';  
     } elsif ($numberofcolumns == 2) {  
  $textwidth = '96 mm';  
  $textheight = '2 cm';  
  $oddoffset = '-0.57 in';  
  $evenoffset = '-0.57 in';  
     }  
  } elsif ($layout eq 'album') {  
     if ($numberofcolumns eq '1') {  
  $textwidth = '8.5 in';  
  $textheight = '7.7 in';  
  $oddoffset = '-40 pt';  
  $evenoffset = '-60 pt';  
     } elsif ($numberofcolumns == 2) {  
  $textwidth = '3.9 in';  
  $textheight = '7.7 in';  
  $oddoffset = '-40 pt';  
  $evenoffset = '-60 pt';  
     }  
  }  
 #    } elsif($papersize eq '5') {  
 #    } elsif($papersize eq '4') {  
 #    } elsif($papersize eq '7') {  
 #    } elsif($papersize eq '8') {  
     }  
     return $textwidth,$textheight,$oddoffset,$evenoffset,$topmargin;  
 }  }
   
   
 sub get_name {  sub get_name {
     my ($uname,$udom)=@_;      my ($uname,$udom)=@_;
     if (!defined($uname)) { $uname=$ENV{'user.name'}; }      if (!defined($uname)) { $uname=$env{'user.name'}; }
     if (!defined($udom)) { $udom=$ENV{'user.domain'}; }      if (!defined($udom)) { $udom=$env{'user.domain'}; }
     my $plainname=&Apache::loncommon::plainname($uname,$udom);      my $plainname=&Apache::loncommon::plainname($uname,$udom);
     if ($plainname=~/^\s*$/) { $plainname=$uname.'@'.$udom; }      if ($plainname=~/^\s*$/) { $plainname=$uname.'@'.$udom; }
     $plainname=&Apache::lonxml::latex_special_symbols($plainname,'header');      $plainname=&Apache::lonxml::latex_special_symbols($plainname,'header');
Line 465  sub get_name { Line 566  sub get_name {
   
 sub get_course {  sub get_course {
     my $courseidinfo;      my $courseidinfo;
     if (defined($ENV{'request.course.id'})) {      if (defined($env{'request.course.id'})) {
  $courseidinfo = &Apache::lonxml::latex_special_symbols(&Apache::lonnet::unescape($ENV{'course.'.$ENV{'request.course.id'}.'.description'}),'header');   $courseidinfo = &Apache::lonxml::latex_special_symbols(&Apache::lonnet::unescape($env{'course.'.$env{'request.course.id'}.'.description'}),'header');
     }      }
     return $courseidinfo;      return $courseidinfo;
 }  }
   
 sub page_format_transformation {  sub page_format_transformation {
     my ($papersize,$layout,$numberofcolumns,$choice,$text,$assignment,$tableofcontents,$indexlist) = @_;       my ($papersize,$layout,$numberofcolumns,$choice,$text,$assignment,$tableofcontents,$indexlist,$selectionmade) = @_; 
     my ($textwidth,$textheight,$oddoffset,$evenoffset,$topmargin);      my ($textwidth,$textheight,$oddoffset,$evenoffset,$topmargin);
     $assignment=&Apache::lonxml::latex_special_symbols($assignment,'header');      if ($selectionmade eq '4') {
    $assignment='Problems from the Whole Course';
       } else {
    $assignment=&Apache::lonxml::latex_special_symbols($assignment,'header');
       }
     ($textwidth,$textheight,$oddoffset,$evenoffset,$topmargin) = &page_format($papersize,$layout,$numberofcolumns,$topmargin);      ($textwidth,$textheight,$oddoffset,$evenoffset,$topmargin) = &page_format($papersize,$layout,$numberofcolumns,$topmargin);
     my $name = &get_name();      my $name = &get_name();
     my $courseidinfo = &get_course();      my $courseidinfo = &get_course();
     if (defined($courseidinfo)) { $courseidinfo=' - '.$courseidinfo }      if (defined($courseidinfo)) { $courseidinfo=' - '.$courseidinfo }
       my $topmargintoinsert = '';
       if ($topmargin ne '0') {$topmargintoinsert='\setlength{\topmargin}{'.$topmargin.'}';}
       my $fancypagestatement='';
       if ($numberofcolumns eq '2') {
    $fancypagestatement="\\fancyhead{}\\fancyhead[LO]{\\textbf{$name} $courseidinfo \\hfill \\thepage \\\\ \\textit{$assignment}}";
       } else {
    $fancypagestatement="\\rhead{}\\chead{}\\lhead{\\textbf{$name} $courseidinfo \\hfill \\thepage \\\\ \\textit{$assignment}}";
       }
     if ($layout eq 'album') {      if ($layout eq 'album') {
  my $topmargintoinsert = '';      $text =~ s/\\begin{document}/\\setlength{\\oddsidemargin}{$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}$fancypagestatement\\begin{document}\\voffset=-0\.8 cm\\setcounter{page}{1}\n /;
  if ($topmargin ne '0') {$topmargintoinsert='\setlength{\topmargin}{'.$topmargin.'}';}  
     $text =~ s/\\begin{document}/\\setlength{\\oddsidemargin}{$oddoffset}\\setlength{\\evensidemargin}{$evenoffset}$topmargintoinsert\\setlength{\\textwidth}{$textwidth}\\setlength{\\textheight}{$textheight}\\setlength{\\textfloatsep}{8pt plus 2\.0pt minus 4\.0pt}\\newlength{\\minipagewidth}\\setlength{\\minipagewidth}{\\textwidth\/\$number_of_columns-0\.2cm}\\usepackage{fancyhdr}\\pagestyle{fancy}\\rhead{}\\chead{}\\lhead{\\textbf{$name} $courseidinfo \\hfill \\thepage \\\\ \\textit{$assignment}} \\begin{document}\\voffset=-0\.8 cm\\setcounter{page}{1} /;  
     } elsif ($layout eq 'book') {      } elsif ($layout eq 'book') {
  if ($choice ne 'All class print') {    if ($choice ne 'All class print') { 
     $text =~ s/\\begin{document}/\\textheight $textheight\\oddsidemargin = $evenoffset\\evensidemargin = $evenoffset\\textwidth= $textwidth\\newlength{\\minipagewidth}\\setlength{\\minipagewidth}{\\textwidth\/\$number_of_columns-0\.2cm}\\renewcommand{\\ref}{\\keephidden\}\\usepackage{fancyhdr}\\pagestyle{fancy}\\rhead{}\\chead{}\\lhead{\\textbf{$name} $courseidinfo \\hfill \\thepage \\\\ \\textit{$assignment}}\\begin{document}\\voffset=-0\.8 cm\\setcounter{page}{1}/;      $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\\begin{document}\n\\voffset=-0\.8 cm\\setcounter{page}{1}\n/;
  } else {   } else {
     $text =~ s/\\pagestyle{fancy}\\rhead{}\\chead{}\s*\\begin{document}/\\textheight = $textheight\\oddsidemargin = $evenoffset\\evensidemargin = $evenoffset\\textwidth= $textwidth\\newlength{\\minipagewidth}\\setlength{\\minipagewidth}{\\textwidth\/\$number_of_columns-0\.2cm}\\renewcommand{\\ref}{\\keephidden\}\\pagestyle{fancy}\\rhead{}\\chead{}\\begin{document}\\voffset=-0\.8cm\\setcounter{page}{1}  \\vskip 5 mm /;      $text =~ s/\\pagestyle{fancy}\\rhead{}\\chead{}\s*\\begin{document}/\\textheight = $textheight\\oddsidemargin = $evenoffset\n\\evensidemargin = $evenoffset $topmargintoinsert\\textwidth= $textwidth\\newlength{\\minipagewidth}\n\\setlength{\\minipagewidth}{\\textwidth\/\$number_of_columns-0\.2cm}\\renewcommand{\\ref}{\\keephidden\}\\pagestyle{fancy}\\rhead{}\\chead{}\\begin{document}\\voffset=-0\.8cm\n\\setcounter{page}{1}  \\vskip 5 mm\n /;
    }
    if ($papersize eq 'a4') {
       $text =~ s/(\\begin{document})/$1\\special{papersize=210mm,297mm}/;
  }   }
     }      }
     if ($tableofcontents eq 'yes') {$text=~s/(\\setcounter\{page\}\{1\})/$1 \\tableofcontents\\newpage /;}      if ($tableofcontents eq 'yes') {$text=~s/(\\setcounter\{page\}\{1\})/$1 \\tableofcontents\\newpage /;}
Line 514  sub page_cleanup { Line 628  sub page_cleanup {
   
   
 sub details_for_menu {  sub details_for_menu {
       my ($helper)=@_;
     my $name_of_resourse = &Apache::lonnet::gettitle($ENV{'form.postdata'});      my $postdata=$env{'form.postdata'};
     my $symbolic = &Apache::lonnet::symbread($ENV{'form.postdata'});      if (!$postdata) { $postdata=$helper->{VARS}{'postdata'}; }
       my $name_of_resource = &Apache::lonnet::gettitle($postdata);
       my $symbolic = &Apache::lonnet::symbread($postdata);
     my ($map,$id,$resource)=&Apache::lonnet::decode_symb($symbolic);      my ($map,$id,$resource)=&Apache::lonnet::decode_symb($symbolic);
     $map=&Apache::lonnet::clutter($map);      $map=&Apache::lonnet::clutter($map);
     my $name_of_sequence = &Apache::lonnet::gettitle($map);      my $name_of_sequence = &Apache::lonnet::gettitle($map);
Line 524  sub details_for_menu { Line 640  sub details_for_menu {
  $map =~ m|([^/]+)$|;   $map =~ m|([^/]+)$|;
  $name_of_sequence = $1;   $name_of_sequence = $1;
     }      }
     my $name_of_map = &Apache::lonnet::gettitle($ENV{'request.course.uri'});      my $name_of_map = &Apache::lonnet::gettitle($env{'request.course.uri'});
     if ($name_of_map =~ /^\s*$/) {      if ($name_of_map =~ /^\s*$/) {
  $ENV{'request.course.uri'} =~ m|([^/]+)$|;   $env{'request.course.uri'} =~ m|([^/]+)$|;
  $name_of_map = $1;   $name_of_map = $1;
     }      }
     return ($name_of_resourse,$name_of_sequence,$name_of_map);      return ($name_of_resource,$name_of_sequence,$name_of_map);
   
 }  }
   
   
 sub latex_corrections {  sub latex_corrections {
   
     my ($number_of_columns,$result) = @_;      my ($number_of_columns,$result,$selectionmade) = @_;
   
 #    $result =~ s/\\includegraphics{/\\includegraphics\[width=\\minipagewidth\]{/g;  #    $result =~ s/\\includegraphics{/\\includegraphics\[width=\\minipagewidth\]{/g;
     $result =~ s/\$number_of_columns/$number_of_columns/g;      $result =~ s/\$number_of_columns/$number_of_columns/g;
     $result =~ s/(\\end{document})/\\strut\\newline\\noindent\\makebox\[\\textwidth\/$number_of_columns\]\[b\]{\\hrulefill}\\newline\\noindent\\tiny Printed from LON-CAPA\\copyright MSU{\\hfill} Licensed under GNU General Public License  $1/;      if ($selectionmade ne '1') {
    $result =~ s/(\\end{document})/\\strut\\vspace\*{-4 mm}\\newline\\noindent\\makebox\[\\textwidth\/$number_of_columns\]\[b\]{\\hrulefill}\\newline\\noindent\\tiny Printed from LON-CAPA\\copyright MSU{\\hfill} Licensed under GNU General Public License  $1/;
       } else {
    $result =~ s/(\\end{document})/\\strut\\newline\\noindent\\makebox\[\\textwidth\/$number_of_columns\]\[b\]{\\hrulefill}\\newline\\noindent\\tiny Printed from LON-CAPA\\copyright MSU{\\hfill} Licensed under GNU General Public License  $1/;
       }
     $result =~ s/(\\end{longtable}\s*)(\\strut\\newline\\noindent\\makebox\[\\textwidth\/$number_of_columns\]\[b\]{\\hrulefill})/$2$1/g;      $result =~ s/(\\end{longtable}\s*)(\\strut\\newline\\noindent\\makebox\[\\textwidth\/$number_of_columns\]\[b\]{\\hrulefill})/$2$1/g;
     $result =~ s/(\\end{longtable}\s*)\\strut\\newline/$1/g;      $result =~ s/(\\end{longtable}\s*)\\strut\\newline/$1/g;
 #-- LaTeX corrections       #-- LaTeX corrections     
Line 551  sub latex_corrections { Line 670  sub latex_corrections {
  $first_comment = index($result,'<!--',$first_comment);   $first_comment = index($result,'<!--',$first_comment);
     }      }
     $result =~ s/^\s+$//gm; #remove empty lines      $result =~ s/^\s+$//gm; #remove empty lines
     $result =~ s/(\s)(\s+)/$1/g; #removes more than one empty space      #removes more than one empty space
       $result =~ s|(\s\s+)|($1=~/[\n\r]/)?"\n":" "|ge;
     $result =~ s/\\\\\s*\\vskip/\\vskip/gm;      $result =~ s/\\\\\s*\\vskip/\\vskip/gm;
     $result =~ s/\\\\\s*\\noindent\s*(\\\\)+/\\\\\\noindent /g;      $result =~ s/\\\\\s*\\noindent\s*(\\\\)+/\\\\\\noindent /g;
     $result =~ s/{\\par }\s*\\\\/\\\\/gm;      $result =~ s/{\\par }\s*\\\\/\\\\/gm;
  $result =~ s/\\\\\s+\[/ \[/g;      $result =~ s/\\\\\s+\[/ \[/g;
     $result =~ s/\b__+\b/\\makebox\[1 cm\]\[b\]{\\hrulefill}/g;  
     #conversion of html characters to LaTeX equivalents      #conversion of html characters to LaTeX equivalents
     if ($result =~ m/&(\w+|#\d+);/) {      if ($result =~ m/&(\w+|#\d+);/) {
  $result = &character_chart($result);   $result = &character_chart($result);
Line 599  sub IndexCreation { Line 718  sub IndexCreation {
 sub print_latex_header {  sub print_latex_header {
     my $mode=shift;      my $mode=shift;
     my $output='\documentclass[letterpaper]{article}';      my $output='\documentclass[letterpaper]{article}';
     if ($mode eq 'batchmode') {      if (($mode eq 'batchmode') || (!$env{'request.role.adv'})) {
  $output.='\batchmode';   $output.='\batchmode';
     }      }
     $output.='\newcommand{\keephidden}[1]{}\renewcommand{\deg}{$^{\circ}$}'.      $output.='\newcommand{\keephidden}[1]{}\renewcommand{\deg}{$^{\circ}$}'."\n".
      '\usepackage{longtable}\usepackage{textcomp}\usepackage{makeidx}'.       '\usepackage{longtable}\usepackage{textcomp}\usepackage{makeidx}'."\n".
      '\usepackage[dvips]{graphicx}\usepackage{epsfig}\usepackage{calc}'.       '\usepackage[dvips]{graphicx}\usepackage{epsfig}'."\n".
      '\newenvironment{choicelist}{\begin{list}{}{\setlength{\rightmargin}{0in}'.       '\usepackage{picins}\usepackage{calc}'."\n".
      '\setlength{\leftmargin}{0.13in}\setlength{\topsep}{0.05in}'.       '\newenvironment{choicelist}{\begin{list}{}{\setlength{\rightmargin}{0in}'."\n".
      '\setlength{\itemsep}{0.022in}\setlength{\parsep}{0in}'.       '\setlength{\leftmargin}{0.13in}\setlength{\topsep}{0.05in}'."\n".
      '\setlength{\belowdisplayskip}{0.04in}\setlength{\abovedisplayskip}{0.05in}'.       '\setlength{\itemsep}{0.022in}\setlength{\parsep}{0in}'."\n".
      '\setlength{\abovedisplayshortskip}{-0.04in}'.       '\setlength{\belowdisplayskip}{0.04in}\setlength{\abovedisplayskip}{0.05in}'."\n".
      '\setlength{\belowdisplayshortskip}{0.04in}}}{\end{list}}'.       '\setlength{\abovedisplayshortskip}{-0.04in}'."\n".
      '\renewenvironment{theindex}{\begin{list}{}{{\vskip 1mm \noindent \large'.       '\setlength{\belowdisplayshortskip}{0.04in}}}{\end{list}}'."\n".
      '\textbf{Index}} \newline \setlength{\rightmargin}{0in}'.       '\renewenvironment{theindex}{\begin{list}{}{{\vskip 1mm \noindent \large'."\n".
      '\setlength{\leftmargin}{0.13in}\setlength{\topsep}{0.01in}'.       '\textbf{Index}} \newline \setlength{\rightmargin}{0in}'."\n".
      '\setlength{\itemsep}{0.1in}\setlength{\parsep}{-0.02in}'.       '\setlength{\leftmargin}{0.13in}\setlength{\topsep}{0.01in}'."\n".
      '\setlength{\belowdisplayskip}{0.01in}\setlength{\abovedisplayskip}{0.01in}'.       '\setlength{\itemsep}{0.1in}\setlength{\parsep}{-0.02in}'."\n".
      '\setlength{\abovedisplayshortskip}{-0.04in}'.       '\setlength{\belowdisplayskip}{0.01in}\setlength{\abovedisplayskip}{0.01in}'."\n".
      '\setlength{\belowdisplayshortskip}{0.01in}}}{\end{list}}\begin{document}';       '\setlength{\abovedisplayshortskip}{-0.04in}'."\n".
        '\setlength{\belowdisplayshortskip}{0.01in}}}{\end{list}}\begin{document}'."\n";
     return $output;           return $output;     
 }  }
   
 sub path_to_problem {  sub path_to_problem {
     my ($urlp,$LaTeXwidth)=@_;      my ($urlp,$colwidth)=@_;
     my $newurlp = '';      my $newurlp = '';
     $LaTeXwidth=~s/\s*mm\s*$//;      $colwidth=~s/\s*mm\s*$//;
     my $HowMany = length($urlp)*2;  #characters average about 2 mm in width
     if ($HowMany > $LaTeXwidth) {      if (length($urlp)*2 > $colwidth) {
  my @temporrary = split '/',$urlp;   my @elements = split '/',$urlp;
  my $HowManyNew = 0;   my $curlength=0;
  for (my $ii=0;$ii<=$#temporrary;$ii++) {   foreach my $element (@elements) {
     if ($temporrary[$ii] ne '') {      if ($curlength+(length($element)*2) > $colwidth) {
  $HowManyNew += length($temporrary[$ii])*2;   $newurlp .=  '|\vskip -1 mm \noindent \verb|';
  if ($HowManyNew < $LaTeXwidth ) {   $curlength=0;
     $newurlp .=  '/'.$temporrary[$ii];      } else {
  } else {   $curlength+=length($element)*2;
     $HowManyNew = 0;  
     $newurlp .=  '|\vskip -1 mm \noindent \verb|';  
     $ii--;  
  }  
     }      }
       $newurlp.='/'.$element;
  }   }
     } else {      } else {
  $newurlp=$urlp;   $newurlp=$urlp;
Line 647  sub path_to_problem { Line 764  sub path_to_problem {
     return '{\small\noindent\verb|'.$newurlp.'|\vskip 0 mm}';      return '{\small\noindent\verb|'.$newurlp.'|\vskip 0 mm}';
 }  }
   
   sub recalcto_mm {
       my $textwidth=shift;
       my $LaTeXwidth;
       if ($textwidth=~/(-?\d+\.?\d*)\s*cm/) {
    $LaTeXwidth = $1*10;
       } elsif ($textwidth=~/(-?\d+\.?\d*)\s*mm/) {
    $LaTeXwidth = $1;
       } elsif ($textwidth=~/(-?\d+\.?\d*)\s*in/) {
    $LaTeXwidth = $1*25.4;
       }
       $LaTeXwidth.=' mm';
       return $LaTeXwidth;
   }
   
   sub get_textwidth {
       my ($helper,$LaTeXwidth)=@_;
       my $textwidth=$LaTeXwidth;
       if ($helper->{'VARS'}->{'pagesize.width'}=~/\d+/ &&
    $helper->{'VARS'}->{'pagesize.widthunit'}=~/\w+/) {
    $textwidth=&recalcto_mm($helper->{'VARS'}->{'pagesize.width'}.' '.
    $helper->{'VARS'}->{'pagesize.widthunit'});
       }
       return $textwidth;
   }
   
   
   sub unsupported {
       my ($currentURL,$mode)=@_;
       if ($mode ne '') {$mode='\\'.$mode}
       my $result.= &print_latex_header($mode);
       if ($currentURL=~/\/ext\//) {
    $result.=' \strut \\\\ THIS IS EXTERNAL RESOURCE WITH URL \strut \\\\ '.$currentURL.' ';
       } else {
    $result.=$currentURL;
       }
       $result.= '\vskip 0.5mm\noindent\makebox[\textwidth/$number_of_columns][b]{\hrulefill} \end{document}';
       return $result;
   }
   
   
   #
   #   Retrieve the hash of page breaks.
   #
   #  Inputs:
   #    helper   - reference to helper object.
   #  Outputs
   #    A reference to a page break hash.
   #
   #
   
   sub get_page_breaks  {
       my ($helper) = @_;
       my %page_breaks;
       
       foreach my $break (split /\|\|\|/, $helper->{'VARS'}->{'FINISHPAGE'}) {
    $page_breaks{$break} = 1;
       }
       
       return %page_breaks;
   }
   
 sub output_data {  sub output_data {
     my ($r,$helper,$rparmhash) = @_;      my ($r,$helper,$rparmhash) = @_;
     my %parmhash = %$rparmhash;      my %parmhash = %$rparmhash;
       my $html=&Apache::lonxml::xmlbegin();
     my $bodytag=&Apache::loncommon::bodytag('Preparing Printout');      my $bodytag=&Apache::loncommon::bodytag('Preparing Printout');
     $r->print(<<ENDPART);      $r->print(<<ENDPART);
 <html>  $html
 <script type="text/javascript" language="Javascript" >  <head>
   <script type="text/javascript" language="Javascript">
     var editbrowser;      var editbrowser;
     function openbrowser(formname,elementname,only,omit) {      function openbrowser(formname,elementname,only,omit) {
         var url = '/res/?';          var url = '/res/?';
Line 677  sub output_data { Line 857  sub output_data {
         editbrowser.focus();          editbrowser.focus();
     }      }
 </script>  </script>
 <head>  
 <title>LON-CAPA output for printing</title>  <title>LON-CAPA output for printing</title>
 </head>  </head>
 $bodytag  $bodytag
 Please stand by while processing your print request, this may take some time ...  Please stand by while processing your print request, this may take some time ...
 ENDPART  ENDPART
   
   
   
       # fetch the pagebreaks and store them in the course environment
       # The page breaks will be pulled into the hash %page_breaks which is
       # indexed by symb and contains 1's for each break.
   
       $env{'form.pagebreaks'}  = $helper->{'VARS'}->{'FINISHPAGE'};
       $env{'form.lastprinttype'} = $helper->{'VARS'}->{'PRINT_TYPE'}; 
       &Apache::loncommon::store_course_settings('print',
         {'pagebreaks'    => 'scalar',
          'lastprinttype' => 'scalar'});
   
       my %page_breaks  = &get_page_breaks($helper);
   
     my $format_from_helper = $helper->{'VARS'}->{'FORMAT'};      my $format_from_helper = $helper->{'VARS'}->{'FORMAT'};
     my ($result,$selectionmade) = ('','');      my ($result,$selectionmade) = ('','');
     my $number_of_columns = 1; #used only for pages to determine the width of the cell      my $number_of_columns = 1; #used only for pages to determine the width of the cell
Line 695  ENDPART Line 888  ENDPART
  $laystyle='book';   $laystyle='book';
     }      }
     my ($textwidth,$textheight,$oddoffset,$evenoffset) = &page_format($papersize,$laystyle,$numberofcolumns);      my ($textwidth,$textheight,$oddoffset,$evenoffset) = &page_format($papersize,$laystyle,$numberofcolumns);
     my $assignment =  $ENV{'form.assignment'};      my $assignment =  $env{'form.assignment'};
     my $LaTeXwidth;       my $LaTeXwidth=&recalcto_mm($textwidth); 
     if ($textwidth=~/(\d+\.?\d*)\s*cm/) {      my @print_array=();
  $LaTeXwidth = $1*10;      my @student_names=();
     } elsif ($textwidth=~/(\d+\.?\d*)\s*mm/) {  
  $LaTeXwidth = $1;      #  Common settings for the %form has:
     } elsif ($textwidth=~/(\d+\.?\d*)\s*in/) {      # In some cases these settings get overriddent by specific cases, but the
  $LaTeXwidth = $1*25.4;      # settings are common enough to make it worthwhile factoring them out
       # here.
       #
       my %form;
       $form{'grade_target'} = 'tex';
       $form{'textwidth'}    = &get_textwidth($helper, $LaTeXwidth);
   
       # If form.showallfoils is set, then request all foils be shown:
       # privilege will be enforced both by not allowing the 
       # check box selecting this option to be presnt unless it's ok,
       # and by lonresponse's priv. check.
       # The if is here because lonresponse.pm only cares that
       # showallfoils is defined, not what the value is.
   
       if ($helper->{'VARS'}->{'showallfoils'} eq "1") { 
    $form{'showallfoils'} = $helper->{'VARS'}->{'showallfoils'};
     }      }
     $LaTeXwidth.=' mm';  
       
     if ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'current_document') {      if ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'current_document') {
       #-- single document - problem, page, html, xml, ...        #-- single document - problem, page, html, xml, ...
  my $currentURL;   my ($currentURL,$cleanURL);
   
  if ($helper->{'VARS'}->{'construction'} ne '1') {   if ($helper->{'VARS'}->{'construction'} ne '1') {
             #prints published resource              #prints published resource
     $currentURL=$helper->{'VARS'}->{'postdata'};      $currentURL=$helper->{'VARS'}->{'postdata'};
       $cleanURL=&Apache::lonenc::check_decrypt($currentURL);
  } else {   } else {
             #prints resource from the construction space              #prints resource from the construction space
     $currentURL='/'.$helper->{'VARS'}->{'filename'};      $currentURL='/'.$helper->{'VARS'}->{'filename'};
     if ($currentURL=~/([^?]+)/) {$currentURL=$1;}      if ($currentURL=~/([^?]+)/) {$currentURL=$1;}
       $cleanURL=$currentURL;
  }   }
  $selectionmade = 1;   $selectionmade = 1;
  if ($currentURL=~/\.(problem|exam|quiz|assess|survey|form|library|page|xml|html|htm|xhtml|xhtm)$/) {   if ($cleanURL=~/\.(problem|exam|quiz|assess|survey|form|library|page|xml|html|htm|xhtml|xhtm)$/) {
     my $rndseed=time;      my $rndseed=time;
     my $texversion='';      my $texversion='';
     if ($helper->{'VARS'}->{'ANSWER_TYPE'} ne 'only') {      if ($helper->{'VARS'}->{'ANSWER_TYPE'} ne 'only') {
  my %moreenv;   my %moreenv;
  $moreenv{'request.filename'}=$currentURL;   $moreenv{'request.filename'}=$cleanURL;
  if ($helper->{'VARS'}->{'style_file'}=~/\w/) {   if ($helper->{'VARS'}->{'style_file'}=~/\w/) {
     $moreenv{'construct.style'}=$helper->{'VARS'}->{'style_file'};      $moreenv{'construct.style'}=$helper->{'VARS'}->{'style_file'};
     my $dom = $ENV{'user.domain'};      my $dom = $env{'user.domain'};
     my $user = $ENV{'user.name'};      my $user = $env{'user.name'};
     my $put_result = &Apache::lonnet::put('environment',{'construct.style'=>$helper->{'VARS'}->{'style_file'}},$dom,$user);      my $put_result = &Apache::lonnet::put('environment',{'construct.style'=>$helper->{'VARS'}->{'style_file'}},$dom,$user);
  }   }
  my %form;                  if ($helper->{'VARS'}->{'probstatus'} eq 'exam') {$form{'problemtype'}='exam';}
  $form{'grade_target'}='tex';  
  $form{'textwidth'}=$LaTeXwidth;  
  $form{'problem_split'}=$parmhash{'problem_stream_switch'};   $form{'problem_split'}=$parmhash{'problem_stream_switch'};
    $form{'suppress_tries'}=$parmhash{'suppress_tries'};
  $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};   $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
    $form{'print_discussions'}=$helper->{'VARS'}->{'PRINT_DISCUSSIONS'};
    if ($helper->{'VARS'}->{'PRINT_DISCUSSIONS'} eq 'yes') {$form{'problem_split'}='yes';}
  if ($helper->{'VARS'}->{'curseed'}) {   if ($helper->{'VARS'}->{'curseed'}) {
     $rndseed=$helper->{'VARS'}->{'curseed'};      $rndseed=$helper->{'VARS'}->{'curseed'};
  }   }
Line 742  ENDPART Line 953  ENDPART
  &Apache::lonnet::appenv(%moreenv);   &Apache::lonnet::appenv(%moreenv);
  &Apache::lonnet::delenv('form.counter');   &Apache::lonnet::delenv('form.counter');
  &Apache::lonxml::init_counter();   &Apache::lonxml::init_counter();
  $texversion=&Apache::lonnet::ssi($currentURL,%form);   $resources_printed .= $currentURL.':';
    $texversion.=&Apache::lonnet::ssi($currentURL,%form);
  &Apache::lonnet::delenv('form.counter');   &Apache::lonnet::delenv('form.counter');
  &Apache::lonnet::delenv('request.filename');   &Apache::lonnet::delenv('request.filename');
     }      }
     if(($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') ||      if(($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') ||
        ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) {         ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) {
  my %form;   $form{'problem_split'}=$parmhash{'problem_stream_switch'};
  $form{'grade_target'}='answer';   $form{'grade_target'}='answer';
  $form{'answer_output_mode'}='tex';   $form{'answer_output_mode'}='tex';
  $form{'rndseed'}=$rndseed;   $form{'rndseed'}=$rndseed;
    $resources_printed .= $currentURL.':';
  my $answer=&Apache::lonnet::ssi($currentURL,%form);   my $answer=&Apache::lonnet::ssi($currentURL,%form);
  if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {   if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {
     $texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/;      $texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/;
Line 759  ENDPART Line 972  ENDPART
     $texversion=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'});      $texversion=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'});
     if ($helper->{'VARS'}->{'construction'} ne '1') {      if ($helper->{'VARS'}->{'construction'} ne '1') {
  $texversion.='\vskip 0 mm \noindent\textbf{'.&Apache::lonnet::gettitle($helper->{'VARS'}->{'symb'}).'}\vskip 0 mm ';   $texversion.='\vskip 0 mm \noindent\textbf{'.&Apache::lonnet::gettitle($helper->{'VARS'}->{'symb'}).'}\vskip 0 mm ';
  $texversion.=&path_to_problem ($currentURL,$LaTeXwidth);   $texversion.=&path_to_problem($cleanURL,$LaTeXwidth);
     } else {      } else {
  $texversion.='\vskip 0 mm \noindent\textbf{Prints from construction space - there is no title.}\vskip 0 mm ';   $texversion.='\vskip 0 mm \noindent\textbf{Prints from construction space - there is no title.}\vskip 0 mm ';
  my $URLpath=$currentURL;   my $URLpath=$cleanURL;
  $URLpath=~s/~([^\/]+)/public_html\/$1\/$1/;   $URLpath=~s/~([^\/]+)/public_html\/$1\/$1/;
  $texversion.=&path_to_problem ($URLpath,$LaTeXwidth);   $texversion.=&path_to_problem ($URLpath,$LaTeXwidth);
     }      }
Line 795  ENDPART Line 1008  ENDPART
  if ($urlp=~/\.(problem|exam|quiz|assess|survey|form|library|xml|html|htm|xhtml|xhtm)$/) {   if ($urlp=~/\.(problem|exam|quiz|assess|survey|form|library|xml|html|htm|xhtml|xhtm)$/) {
     my $texversion='';      my $texversion='';
     if ($helper->{'VARS'}->{'ANSWER_TYPE'} ne 'only') {      if ($helper->{'VARS'}->{'ANSWER_TYPE'} ne 'only') {
  my %form;  
  $form{'grade_target'}='tex';  
  $form{'textwidth'}=$LaTeXwidth;  
  $form{'problem_split'}=$parmhash{'problem_stream_switch'};   $form{'problem_split'}=$parmhash{'problem_stream_switch'};
    $form{'suppress_tries'}=$parmhash{'suppress_tries'};
  $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};   $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
  $form{'rndseed'}=$rndseed;   $form{'rndseed'}=$rndseed;
    $resources_printed .=$urlp.':';
  $texversion=&Apache::lonnet::ssi($urlp,%form);   $texversion=&Apache::lonnet::ssi($urlp,%form);
     }      }
     if((($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') ||      if((($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') ||
        ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) &&          ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) && 
        ($urlp=~/\.(problem|exam|quiz|assess|survey|form|library|page)$/)) {         ($urlp=~/\.(problem|exam|quiz|assess|survey|form|library|page)$/)) {
  my %form;   #  Don't permanently modify %$form...
  $form{'grade_target'}='answer';   my %answerform = %form;
  $form{'answer_output_mode'}='tex';   $answerform{'grade_target'}='answer';
  $form{'rndseed'}=$rndseed;   $answerform{'answer_output_mode'}='tex';
                         if ($urlp=~/\/res\//) {$ENV{'request.state'}='published';}   $answerform{'rndseed'}=$rndseed;
  my $answer=&Apache::lonnet::ssi($urlp,%form);   $answerform{'problem_split'}=$parmhash{'problem_stream_switch'};
                           if ($urlp=~/\/res\//) {$env{'request.state'}='published';}
    $resources_printed .= $urlp.':';
    my $answer=&Apache::lonnet::ssi($urlp,%answerform);
  if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {   if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {
     $texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/;      $texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/;
  } else {   } else {
Line 840  ENDPART Line 1055  ENDPART
     }      }
     if ($helper->{VARS}->{'construction'} eq '1') {$result=~s/(\\begin{document})/$1 \\fbox\{RANDOM SEED IS $rndseed\} /;}      if ($helper->{VARS}->{'construction'} eq '1') {$result=~s/(\\begin{document})/$1 \\fbox\{RANDOM SEED IS $rndseed\} /;}
     $result .= '\end{document}';         $result .= '\end{document}';   
  } elsif ($currentURL=~/\/smppg$/) {    } elsif ($cleanURL=~/\/(smppg|syllabus|aboutme|bulletinboard)$/) { 
  my %form;  
  $form{'grade_target'}='tex';  
  $form{'textwidth'}=$LaTeXwidth;  
  $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};   $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
    if ($currentURL=~/\/syllabus$/) {$currentURL=~s/\/res//;}
    $resources_printed .= $currentURL.':';
  my $texversion=&Apache::lonnet::ssi($currentURL,%form);   my $texversion=&Apache::lonnet::ssi($currentURL,%form);
  $result .= $texversion;   $result .= $texversion;
  } else {   } else {
   $result.='\documentclass[letterpaper]{article}\usepackage{calc}\begin{document}Printout of this type of document is currently not supported: ';      $result.=&unsupported($currentURL,$helper->{'VARS'}->{'LATEX_TYPE'});
   if ($currentURL=~/\/(aboutme|syllabus|bulletinboard|smppg)$/) {  
       $result.=$1;  
   } elsif ($currentURL=~/\/ext\//) {  
       $result.=' \strut \\\\ THIS IS EXTERNAL RESOURCE WITH URL \strut \\\\ '.$currentURL.' ';  
   } else {  
       $result.=$currentURL;  
   }  
   $result.=' \end{document}'  
  }   }
     } elsif (($helper->{'VARS'}->{'PRINT_TYPE'} eq 'map_problems') or      } elsif (($helper->{'VARS'}->{'PRINT_TYPE'} eq 'map_problems')       or
              ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'map_problems_pages') or               ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'map_problems_pages') or
              ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'all_problems') or               ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'all_problems')       or
        ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'all_resources')      or # BUGBUG
      ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'select_sequences')) {        ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'select_sequences')) { 
         #-- produce an output string          #-- produce an output string
  my %form=();      if ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'map_problems') {
  $form{'grade_target'}='tex';      $selectionmade = 2;
  $form{'textwidth'}=$LaTeXwidth;   } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'map_problems_pages') {
       $selectionmade = 3;
    } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'all_problems') {
       $selectionmade = 4;
    } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'all_resources') {  #BUGBUG
       $selectionmade = 4;
    } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'select_sequences') {
       $selectionmade = 7;
    }
  $form{'problem_split'}=$parmhash{'problem_stream_switch'};   $form{'problem_split'}=$parmhash{'problem_stream_switch'};
    $form{'suppress_tries'}=$parmhash{'suppress_tries'};
  $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};   $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
    $form{'print_discussions'}=$helper->{'VARS'}->{'PRINT_DISCUSSIONS'};
    if ($helper->{'VARS'}->{'PRINT_DISCUSSIONS'} eq 'yes') {$form{'problem_split'}='yes';}
  my $flag_latex_header_remove = 'NO';   my $flag_latex_header_remove = 'NO';
  my $flag_page_in_sequence = 'NO';   my $flag_page_in_sequence = 'NO';
  my @master_seq=split /\|\|\|/, $helper->{'VARS'}->{'RESOURCES'};   my @master_seq=split /\|\|\|/, $helper->{'VARS'}->{'RESOURCES'};
  my $prevassignment='';   my $prevassignment='';
    &Apache::lonnet::delenv('form.counter');
  &Apache::lonxml::init_counter();   &Apache::lonxml::init_counter();
  for (my $i=0;$i<=$#master_seq;$i++) {   for (my $i=0;$i<=$#master_seq;$i++) {
   
       # Note due to document structure, not allowed to put \newpage
       # prior to the first resource
   
       if (defined $page_breaks{$master_seq[$i]}) {
    if($i != 0) {
       $result.="\\newpage\n";
    }
       }
     my (undef,undef,$urlp)=&Apache::lonnet::decode_symb($master_seq[$i]);      my (undef,undef,$urlp)=&Apache::lonnet::decode_symb($master_seq[$i]);
     $urlp=&Apache::lonnet::clutter($urlp);      $urlp=&Apache::lonnet::clutter($urlp);
     if ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'map_problems') {  
  $selectionmade = 2;  
     } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'map_problems_pages') {  
  $selectionmade = 3;  
     } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'all_problems') {  
  $selectionmade = 4;  
     } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'select_sequences') {  
  $selectionmade = 7;  
     }  
     $form{'symb'}=$master_seq[$i];      $form{'symb'}=$master_seq[$i];
     my ($sequence)=&Apache::lonnet::decode_symb($master_seq[$i]);      my ($sequence)=&Apache::lonnet::decode_symb($master_seq[$i]);
     my $assignment=&Apache::lonxml::latex_special_symbols(&Apache::lonnet::gettitle($sequence),'header'); #tittle of the assignment which contains this problem      my $assignment=&Apache::lonxml::latex_special_symbols(&Apache::lonnet::gettitle($sequence),'header'); #tittle of the assignment which contains this problem
     if ($selectionmade==7) {$helper->{VARS}->{'assignment'}=$assignment;}      if ($selectionmade==7) {$helper->{VARS}->{'assignment'}=$assignment;}
     if ($i==0) {$prevassignment=$assignment;}      if ($i==0) {$prevassignment=$assignment;}
     #&Apache::lonnet::logthis("Trying to get $urlp with symb $master_seq[$i]");      my $texversion='';
     my $texversion.=&Apache::lonnet::ssi($urlp,%form);      if ($urlp=~/\.(problem|exam|quiz|assess|survey|form|library|page|xml|html|htm|xhtml|xhtm)$/) {
     if ($urlp=~/\.page$/) {   $resources_printed .= $urlp.':';
  ($texversion,my $number_of_columns_page) = &page_cleanup($texversion);   $texversion.=&Apache::lonnet::ssi($urlp,%form);
  if ($number_of_columns_page > $number_of_columns) {$number_of_columns=$number_of_columns_page;}    if ($urlp=~/\.page$/) {
  $texversion =~ s/\\end{document}\d*/\\end{document}/;      ($texversion,my $number_of_columns_page) = &page_cleanup($texversion);
  $flag_page_in_sequence = 'YES';      if ($number_of_columns_page > $number_of_columns) {$number_of_columns=$number_of_columns_page;} 
     }       $texversion =~ s/\\end{document}\d*/\\end{document}/;
     my $lonidsdir=$r->dir_config('lonIDsDir');      $flag_page_in_sequence = 'YES';
     my $envfile=$ENV{'user.environment'};   } 
     $envfile=~/\/([^\/]+)\.id$/;   my $lonidsdir=$r->dir_config('lonIDsDir');
             $envfile=$1;   my $envfile=$env{'user.environment'};
     &Apache::lonnet::transfer_profile_to_env($lonidsdir,$envfile);   $envfile=~/\/([^\/]+)\.id$/;
     my $current_counter=$ENV{'form.counter'};   $envfile=$1;
     if(($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') ||   &Apache::lonnet::transfer_profile_to_env($lonidsdir,$envfile);
        ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) {   my $current_counter=$env{'form.counter'};
  my %form;   if(($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') ||
  $form{'grade_target'}='answer';     ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) {
  $form{'answer_output_mode'}='tex';      #  Don't permanently pervert the %form hash
  my $answer=&Apache::lonnet::ssi($urlp,%form);      my %answerform = %form;
                 &Apache::lonnet::appenv(('form.counter' => $current_counter));      $answerform{'grade_target'}='answer';
  if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {      $answerform{'answer_output_mode'}='tex';
     $texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/;      $resources_printed .= $urlp.':';
  } else {      my $answer=&Apache::lonnet::ssi($urlp,%answerform);
     if ($urlp=~/\.(problem|exam|quiz|library)$/) {      &Apache::lonnet::appenv(('form.counter' => $current_counter));
  $texversion=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'});      if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {
  $texversion.='\vskip 0 mm \noindent\textbf{'.&Apache::lonnet::gettitle($urlp).'}\vskip 0 mm ';   $texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/;
  $texversion.=&path_to_problem ($urlp,$LaTeXwidth);  
  $texversion.='\vskip 1 mm '.$answer;  
     } else {      } else {
  $texversion='';   if ($urlp=~/\.(problem|exam|quiz|assess|survey|form|library)$/) {
       $texversion=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'});
       $texversion.='\vskip 0 mm \noindent\textbf{'.&Apache::lonnet::gettitle($urlp).'}\vskip 0 mm ';
       $texversion.=&path_to_problem ($urlp,$LaTeXwidth);
       $texversion.='\vskip 1 mm '.$answer;
    } else {
       $texversion='';
    }
     }      }
  }   }
     }   if ($flag_latex_header_remove ne 'NO') {
     if ($flag_latex_header_remove ne 'NO') {      $texversion = &latex_header_footer_remove($texversion);
  $texversion = &latex_header_footer_remove($texversion);   } else {
       $texversion =~ s/\\end{document}//;
    }
    if ($helper->{'VARS'}->{'TABLE_INDEX'} eq 'yes') {
       $texversion=&IndexCreation($texversion,$urlp);
    }
    if (($selectionmade == 4) and ($assignment ne $prevassignment)) {
       my $name = &get_name();
       my $courseidinfo = &get_course();
       if (defined($courseidinfo)) { $courseidinfo=' - '.$courseidinfo }
       $prevassignment=$assignment;
       $result .='\newpage \noindent\parbox{\minipagewidth}{\noindent\\lhead{\\textit{\\textbf{'.$name.'}}'.$courseidinfo.' \\hfill \\thepage \\\\ \\textit{'.$assignment.'}}} \vskip 5 mm ';
    }
    $result .= $texversion;
    $flag_latex_header_remove = 'YES';   
       } elsif ($urlp=~/\/(smppg|syllabus|aboutme|bulletinboard)$/) { 
    $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
    if ($urlp=~/\/syllabus$/) {$urlp=~s/\/res//;}
    $resources_printed .= $urlp.':';
    my $texversion=&Apache::lonnet::ssi($urlp,%form);
    if ($flag_latex_header_remove ne 'NO') {
       $texversion = &latex_header_footer_remove($texversion);
    } else {
       $texversion =~ s/\\end{document}/\\vskip 0\.5mm\\noindent\\makebox\[\\textwidth\/\$number_of_columns\]\[b\]\{\\hrulefill\}/;
    }
    $result .= $texversion;
    $flag_latex_header_remove = 'YES'; 
     } else {      } else {
  $texversion =~ s/\\end{document}//;   $texversion=&unsupported($urlp,$helper->{'VARS'}->{'LATEX_TYPE'});
     }   if ($flag_latex_header_remove ne 'NO') {
     if ($helper->{'VARS'}->{'TABLE_INDEX'} eq 'yes') {      $texversion = &latex_header_footer_remove($texversion);
  $texversion=&IndexCreation($texversion,$urlp);   } else {
     }      $texversion =~ s/\\end{document}//;
     if (($selectionmade == 4) and ($assignment ne $prevassignment)) {   }
  my $name = &get_name();   $result .= $texversion;
  my $courseidinfo = &get_course();   $flag_latex_header_remove = 'YES';   
  if (defined($courseidinfo)) { $courseidinfo=' - '.$courseidinfo }      }    
  $prevassignment=$assignment;      if (&Apache::loncommon::connection_aborted($r)) { last; }
  $result .='\newpage \noindent\parbox{\minipagewidth}{\noindent\\lhead{\\textit{\\textbf{'.$name.'}}'.$courseidinfo.' \\hfill \\thepage \\\\ \\textit{'.$assignment.'}}} \vskip -5 mm ';  
     }  
     $result .= $texversion;  
     $flag_latex_header_remove = 'YES';     
  }   }
  &Apache::lonnet::delenv('form.counter');   &Apache::lonnet::delenv('form.counter');
  if ($flag_page_in_sequence eq 'YES') {$result =~ s/\\usepackage{calc}/\\usepackage{calc}\\usepackage{longtable}/;}   if ($flag_page_in_sequence eq 'YES') {
       $result =~ s/\\usepackage{calc}/\\usepackage{calc}\\usepackage{longtable}/;
    }
  $result .= '\end{document}';   $result .= '\end{document}';
      } elsif (($helper->{'VARS'}->{'PRINT_TYPE'} eq 'problems_for_students') || ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'resources_for_students')) {        } elsif (($helper->{'VARS'}->{'PRINT_TYPE'} eq 'problems_for_students') ||
         ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'resources_for_students')){
   
   
      #-- prints assignments for whole class or for selected students         #-- prints assignments for whole class or for selected students  
    my $type;
  if ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'problems_for_students') {   if ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'problems_for_students') {
      $selectionmade=5;       $selectionmade=5;
        $type='problems';
  } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'resources_for_students') {   } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'resources_for_students') {
      $selectionmade=8;       $selectionmade=8;
        $type='resources';
  }   }
  my @students=split /\|\|\|/, $helper->{'VARS'}->{'STUDENTS'};   my @students=split /\|\|\|/, $helper->{'VARS'}->{'STUDENTS'};
    #   The normal sort order is by section then by students within the
    #   section. If the helper var student_sort is 1, then the user has elected
    #   to override this and output the students by name.
    #    Each element of the students array is of the form:
    #       username:domain:section:last, first:status
    #    
    #   
    if ($helper->{'VARS'}->{'student_sort'}    eq 1) {
        @students = sort compare_names  @students;
    }
            if ($helper->{'VARS'}->{'NUMBER_TO_PRINT'} eq '0' ||
        $helper->{'VARS'}->{'NUMBER_TO_PRINT'} eq 'all' ) {
        $helper->{'VARS'}->{'NUMBER_TO_PRINT'}=$#students+1;
    }
  my @master_seq=split /\|\|\|/, $helper->{'VARS'}->{'RESOURCES'};   my @master_seq=split /\|\|\|/, $helper->{'VARS'}->{'RESOURCES'};
   
  #loop over students   #loop over students
  my $flag_latex_header_remove = 'NO';    my $flag_latex_header_remove = 'NO'; 
  my %moreenv;   my %moreenv;
  $moreenv{'form.textwidth'}=$LaTeXwidth;           $moreenv{'instructor_comments'}='hide';
  &Apache::lonnet::appenv(%moreenv);   $moreenv{'textwidth'}=&get_textwidth($helper,$LaTeXwidth);
  my %prog_state=&Apache::lonhtmlcommon::Create_PrgWin($r,'Print Status','Class Print Status',$#students+1);   $moreenv{'print_discussions'}=$helper->{'VARS'}->{'PRINT_DISCUSSIONS'};
    $moreenv{'problem_split'}    = $parmhash{'problem_stream_switch'};
    $moreenv{'suppress_tries'}   = $parmhash{'suppress_tries'};
    if ($helper->{'VARS'}->{'PRINT_DISCUSSIONS'} eq 'yes') {$moreenv{'problem_split'}='yes';}
    my %prog_state=&Apache::lonhtmlcommon::Create_PrgWin($r,'Print Status','Class Print Status',$#students+1,'inline','75');
    my $student_counter=-1;
  foreach my $person (@students) {   foreach my $person (@students) {
     my $current_output = '';   
 #    my ($usersection,$username,$userdomain) = split /:/,$person;               my $duefile="/home/httpd/prtspool/$env{'user.name'}_$env{'user.domain'}_printout.due";
     my ($username,$userdomain) = split /:/,$person;       if (-e $duefile) {
     my $fullname = &get_name($username,$userdomain);   my $temp_file = Apache::File->new('>>'.$duefile);
    print $temp_file "1969\n";
     if ($parmhash{'anonymous_quiz'}=~/yes/) {$fullname=' ';} #put here something reasonable for anonymous exams or quiz       }
             #goes through all resources, checks if they are available for current student, and produces output          $student_counter++;
     &Apache::lonnet::delenv('form.counter');       my $i=int($student_counter/$helper->{'VARS'}{'NUMBER_TO_PRINT'});
     &Apache::lonxml::init_counter();       my ($output,$fullname, $printed)=&print_resources($r,$helper,
     foreach my $curresline (@master_seq)  {       $person,$type,
  if ((($curresline=~ m/\.(problem|exam|quiz|assess|survey|form|library)$/) && ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'problems_for_students')) || ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'resources_for_students')) {       \%moreenv,\@master_seq,
     my ($map,$id,$res_url) = &Apache::lonnet::decode_symb($curresline);       $flag_latex_header_remove,
     if (&Apache::lonnet::allowed('bre',$res_url)) {       $LaTeXwidth);
  my $rendered = &Apache::loncommon::get_student_view($curresline,$username,$userdomain,       $resources_printed .= ":";
                                                                         $ENV{'request.course.id'},'tex');       $print_array[$i].=$output;
  my $lonidsdir=$r->dir_config('lonIDsDir');       $student_names[$i].=$person.':'.$fullname.'_END_';
  my $envfile=$ENV{'user.environment'};       &Apache::lonhtmlcommon::Increment_PrgWin($r,\%prog_state,&mt('last student').' '.$fullname);
  $envfile=~/\/([^\/]+)\.id$/;       $flag_latex_header_remove = 'YES';
  $envfile=$1;       if (&Apache::loncommon::connection_aborted($r)) { last; }
  &Apache::lonnet::transfer_profile_to_env($lonidsdir,$envfile);   }
  my $current_counter=$ENV{'form.counter'};   &Apache::lonhtmlcommon::Close_PrgWin($r,\%prog_state);
  if(($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') ||   $result .= $print_array[0].'  \end{document}';
    ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) {       } elsif (($helper->{'VARS'}->{'PRINT_TYPE'} eq 'problems_for_anon')     ||
     my %form;        ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'resources_for_anon')  ) { 
     $form{'answer_output_mode'}='tex';   my $cdom =$env{'course.'.$env{'request.course.id'}.'.domain'};
     $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};   my $cnum =$env{'course.'.$env{'request.course.id'}.'.num'};
     my $ansrendered = &Apache::loncommon::get_student_answers($curresline,$username,$userdomain,$ENV{'request.course.id'},%form);   my $num_todo=$helper->{'VARS'}->{'NUMBER_TO_PRINT_TOTAL'};
     &Apache::lonnet::appenv(('form.counter' => $current_counter));   my $code_name=$helper->{'VARS'}->{'ANON_CODE_STORAGE_NAME'};
     if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {   my $old_name=$helper->{'VARS'}->{'REUSE_OLD_CODES'};
  $rendered=~s/(\\keephidden{ENDOFPROBLEM})/$ansrendered$1/;    
     } else {   my $code_option=$helper->{'VARS'}->{'CODE_OPTION'};
  $rendered=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'});   open(FH,$Apache::lonnet::perlvar{'lonTabDir'}.'/scantronformat.tab');
  $rendered.='\vskip 0 mm \noindent\textbf{'.&Apache::lonnet::gettitle($curresline).'}\vskip 0 mm ';   my ($code_type,$code_length)=('letter',6);
  $rendered.=&path_to_problem ($curresline,$LaTeXwidth);   foreach my $line (<FH>) {
  $rendered.='\vskip 1 mm '.$ansrendered;       my ($name,$type,$length) = (split(/:/,$line))[0,2,4];
     }       if ($name eq $code_option) {
  }   $code_length=$length;
  if ($flag_latex_header_remove eq 'YES') {   if ($type eq 'number') { $code_type = 'number'; }
     $rendered = &latex_header_footer_remove($rendered);       }
  } else {   }
     $rendered =~ s/\\end{document}//;   my %moreenv = ('textwidth' => &get_textwidth($helper,$LaTeXwidth));
  }   $moreenv{'problem_split'}    = $parmhash{'problem_stream_switch'};
  $current_output .= $rendered;   my $seed=time+($$<<16)+($$);
     }   my @allcodes;
     $flag_latex_header_remove = 'YES';   if ($old_name) {
  }       my %result=&Apache::lonnet::get('CODEs',
     }       [$old_name,"type\0$old_name"],
     my $courseidinfo = &get_course();       $cdom,$cnum);
     if (defined($courseidinfo)) { $courseidinfo=' - '.$courseidinfo }       $code_type=$result{"type\0$old_name"};
     my $currentassignment=&Apache::lonxml::latex_special_symbols($helper->{VARS}->{'assignment'},'header');       @allcodes=split(',',$result{$old_name});
     if ($current_output=~/\\documentclass/) {       $num_todo=scalar(@allcodes);
  $current_output =~ s/\\begin{document}/\\setlength{\\topmargin}{1cm} \\begin{document}\\noindent\\lhead{\\textit{\\textbf{$fullname}}$courseidinfo \\hfill \\thepage \\\\ \\textit{$currentassignment}}\\vskip 3 mm /;   } else {
     } else {       my %allcodes;
  my $blanspages = '';       srand($seed);
  for (my $j=0;$j<$helper->{'VARS'}->{'EMPTY_PAGES'};$j++) {$blanspages.='\clearpage\strut\clearpage';}       for (my $i=0;$i<$num_todo;$i++) {
  $current_output = '\strut\\newline\\noindent\\makebox[\\textwidth/$number_of_columns][b]{\\hrulefill}\\newline\\noindent{\\tiny Printed from LON-CAPA\\copyright MSU{\\hfill} Licensed under GNU General Public License }\\newpage '.$blanspages.'\setcounter{page}{1}\noindent\parbox{\minipagewidth}{\noindent\\lhead{\\textit{\\textbf{'.$fullname.'}}'.$courseidinfo.' \\hfill \\thepage \\\\ \\textit{'.$currentassignment.'}}} \vskip -5 mm '.$current_output;   $moreenv{'CODE'}=&get_CODE(\%allcodes,$i,$seed,$code_length,
     }      $code_type);
     $result .= $current_output;       }
     &Apache::lonnet::delenv('form.counter');           if ($code_name) {
     &Apache::lonxml::init_counter();    &Apache::lonnet::put('CODEs',
     &Apache::lonhtmlcommon::Increment_PrgWin($r,\%prog_state,        {
      &mt('last student').' '.$fullname);   $code_name =>join(',',keys(%allcodes)),
  }   "type\0$code_name" => $code_type
  &Apache::lonhtmlcommon::Close_PrgWin($r,\%prog_state);        },
  $result .= '\end{document}';        $cdom,$cnum);
  &Apache::lonnet::delenv('form.textwidth');       }
     } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'problems_from_directory') {             @allcodes=keys(%allcodes);
    }
    my @master_seq=split /\|\|\|/, $helper->{'VARS'}->{'RESOURCES'};
    my ($type) = split(/_/,$helper->{'VARS'}->{'PRINT_TYPE'});
    my $number_per_page=$helper->{'VARS'}->{'NUMBER_TO_PRINT'};
    if ($number_per_page eq '0' || $number_per_page eq 'all') {
        $number_per_page=$num_todo;
    }
    my $flag_latex_header_remove = 'NO'; 
    my %prog_state=&Apache::lonhtmlcommon::Create_PrgWin($r,'Print Status','Class Print Status',$num_todo,'inline','75');
    my $count=0;
    foreach my $code (sort(@allcodes)) {
        my $file_num=int($count/$number_per_page);
        if ($code_type eq 'number') { 
    $moreenv{'CODE'}=$code;
        } else {
    $moreenv{'CODE'}=&num_to_letters($code);
        }
        my ($output,$fullname, $printed)=
    &print_resources($r,$helper,'anonymous',$type,\%moreenv,
     \@master_seq,$flag_latex_header_remove,
     $LaTeXwidth);
        $resources_printed .= ":";
        $print_array[$file_num].=$output;
        &Apache::lonhtmlcommon::Increment_PrgWin($r,\%prog_state,
          &mt('last assignment').' '.$fullname);
        $flag_latex_header_remove = 'YES';
        $count++;
        if (&Apache::loncommon::connection_aborted($r)) { last; }
    }
    &Apache::lonhtmlcommon::Close_PrgWin($r,\%prog_state);
    $result .= $print_array[0].'  \end{document}';
        } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'problems_from_directory') {      
     #prints selected problems from the subdirectory       #prints selected problems from the subdirectory 
  $selectionmade = 6;   $selectionmade = 6;
         my @list_of_files=split /\|\|\|/, $helper->{'VARS'}->{'FILES'};          my @list_of_files=split /\|\|\|/, $helper->{'VARS'}->{'FILES'};
Line 1041  ENDPART Line 1347  ENDPART
     my $urlp = $list_of_files[$i];      my $urlp = $list_of_files[$i];
     $urlp=~s|//|/|;      $urlp=~s|//|/|;
     if ($urlp=~/\//) {      if ($urlp=~/\//) {
  my %form;   $form{'problem_split'}=$parmhash{'problem_stream_switch'};
  $form{'grade_target'}='tex';  
  $form{'textwidth'}=$LaTeXwidth;  
  $form{'rndseed'}=$rndseed;   $form{'rndseed'}=$rndseed;
  if ($urlp =~ m|/home/([^/]+)/public_html|) {   if ($urlp =~ m|/home/([^/]+)/public_html|) {
     $urlp =~ s|/home/([^/]*)/public_html|/~$1|;      $urlp =~ s|/home/([^/]*)/public_html|/~$1|;
  } else {   } else {
     $urlp =~ s|^/home/httpd/html||;      $urlp =~ s|^$Apache::lonnet::perlvar{'lonDocRoot'}||;
  }   }
    $resources_printed .= $urlp.':';
  my $texversion=&Apache::lonnet::ssi($urlp,%form);   my $texversion=&Apache::lonnet::ssi($urlp,%form);
  if(($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') ||   if(($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') ||
    ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) {     ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) {
     my %form;      #  Don't permanently pervert %form:
     $form{'grade_target'}='answer';      my %answerform = %form;
     $form{'answer_output_mode'}='tex';      $answerform{'grade_target'}='answer';
     $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};      $answerform{'answer_output_mode'}='tex';
     $form{'rndseed'}=$rndseed;      $answerform{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
     my $answer=&Apache::lonnet::ssi($urlp,%form);      $answerform{'rndseed'}=$rndseed;
       $resources_printed .= $urlp.':';
       my $answer=&Apache::lonnet::ssi($urlp,%answerform);
     if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {      if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {
  $texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/;   $texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/;
     } else {      } else {
Line 1100  ENDPART Line 1407  ENDPART
  $result .= '\end{document}';         $result .= '\end{document}';      
     }      }
 #-------------------------------------------------------- corrections for the different page formats  #-------------------------------------------------------- corrections for the different page formats
     $result = &page_format_transformation($papersize,$laystyle,$numberofcolumns,$helper->{'VARS'}->{'PRINT_TYPE'},$result,$helper->{VARS}->{'assignment'},$helper->{'VARS'}->{'TABLE_CONTENTS'},$helper->{'VARS'}->{'TABLE_INDEX'});      $result = &page_format_transformation($papersize,$laystyle,$numberofcolumns,$helper->{'VARS'}->{'PRINT_TYPE'},$result,$helper->{VARS}->{'assignment'},$helper->{'VARS'}->{'TABLE_CONTENTS'},$helper->{'VARS'}->{'TABLE_INDEX'},$selectionmade);
     $result = &latex_corrections($number_of_columns,$result);      $result = &latex_corrections($number_of_columns,$result,$selectionmade);
       for (my $i=1;$i<=$#print_array;$i++) {$print_array[$i] = &latex_corrections($number_of_columns,$print_array[$i],$selectionmade);}
     #changes page's parameters for the one column output       #changes page's parameters for the one column output 
     if ($numberofcolumns == 1) {      if ($numberofcolumns == 1) {
  $result =~ s/\\textwidth\s*=\s*\d*\.?\d*\s*(cm|mm|in)/\\textwidth= $helper->{'VARS'}->{'pagesize.width'} $helper->{'VARS'}->{'pagesize.widthunit'} /;   $result =~ s/\\textwidth\s*=\s*-?\d*\.?\d*\s*(cm|mm|in)/\\textwidth= $helper->{'VARS'}->{'pagesize.width'} $helper->{'VARS'}->{'pagesize.widthunit'} /;
  $result =~ s/\\textheight\s*=\s*\d*\.?\d*\s*(cm|mm|in)/\\textheight $helper->{'VARS'}->{'pagesize.height'} $helper->{'VARS'}->{'pagesize.heightunit'} /;   $result =~ s/\\textheight\s*=\s*-?\d*\.?\d*\s*(cm|mm|in)/\\textheight $helper->{'VARS'}->{'pagesize.height'} $helper->{'VARS'}->{'pagesize.heightunit'} /;
  $result =~ s/\\evensidemargin\s*=\s*\d*\.?\d*\s*(cm|mm|in)/\\evensidemargin= $helper->{'VARS'}->{'pagesize.lmargin'} $helper->{'VARS'}->{'pagesize.lmarginunit'} /;   $result =~ s/\\evensidemargin\s*=\s*-?\d*\.?\d*\s*(cm|mm|in)/\\evensidemargin= $helper->{'VARS'}->{'pagesize.lmargin'} $helper->{'VARS'}->{'pagesize.lmarginunit'} /;
  $result =~ s/\\oddsidemargin\s*=\s*\d*\.?\d*\s*(cm|mm|in)/\\oddsidemargin= $helper->{'VARS'}->{'pagesize.lmargin'} $helper->{'VARS'}->{'pagesize.lmarginunit'} /;   $result =~ s/\\oddsidemargin\s*=\s*-?\d*\.?\d*\s*(cm|mm|in)/\\oddsidemargin= $helper->{'VARS'}->{'pagesize.lmargin'} $helper->{'VARS'}->{'pagesize.lmarginunit'} /;
     }      }
   
 #-- writing .tex file in prtspool   #-- writing .tex file in prtspool 
     my $temp_file;      my $temp_file;
     my $filename = "/home/httpd/prtspool/$ENV{'user.name'}_$ENV{'user.domain'}_printout_".time."_".rand(10000000).".tex";      my $identifier = &Apache::loncommon::get_cgi_id();
     unless ($temp_file = Apache::File->new('>'.$filename)) {      my $filename = "/home/httpd/prtspool/$env{'user.name'}_$env{'user.domain'}_printout_$identifier.tex";
  $r->log_error("Couldn't open $filename for output $!");      if (!($#print_array>0)) { 
  return SERVER_ERROR;    unless ($temp_file = Apache::File->new('>'.$filename)) {
       $r->log_error("Couldn't open $filename for output $!");
       return SERVER_ERROR; 
    }
    print $temp_file $result;
    my $begin=index($result,'\begin{document}',0);
    my $inc=substr($result,0,$begin+16);
       } else {
    my $begin=index($result,'\begin{document}',0);
    my $inc=substr($result,0,$begin+16);
           for (my $i=0;$i<=$#print_array;$i++) {
       if ($i==0) {
    $print_array[$i]=$result;
       } else {
    my $anobegin=index($print_array[$i],'\setcounter{page}',0);
    substr($print_array[$i],0,$anobegin)='';
    $print_array[$i]=$inc.$print_array[$i].'\end{document}';
       }
       my $temp_file;
       my $newfilename=$filename;
       my $num=$i+1;
       $newfilename =~s/\.tex$//; 
       $newfilename=sprintf("%s_%03d.tex",$newfilename, $num);
       unless ($temp_file = Apache::File->new('>'.$newfilename)) {
    $r->log_error("Couldn't open $newfilename for output $!");
    return SERVER_ERROR; 
       }
       print $temp_file $print_array[$i];
    }
       }
       my $student_names='';
       if ($#print_array>0) {
    for (my $i=0;$i<=$#print_array;$i++) {
       $student_names.=$student_names[$i].'_ENDPERSON_';
    }
       } else {
    if ($#student_names>-1) {
       $student_names=$student_names[0].'_ENDPERSON_';
    } else {
       my $fullname = &get_name($env{'user.name'},$env{'user.domain'});
       $student_names=join(':',$env{'user.name'},$env{'user.domain'},
    $env{'request.course.sec'},$fullname).
       '_ENDPERSON_'.'_END_';
    }
     }      }
   
     my $identifier = time.'_'.int(rand(1000));      my $URLback=''; #link to original document
       if ($helper->{'VARS'}->{'construction'} ne '1') {
    #prints published resource
    $URLback=&Apache::lonnet::escape('/adm/flip?postdata=return:');
       } else {
    #prints resource from the construction space
    $URLback='/'.$helper->{'VARS'}->{'filename'};
    if ($URLback=~/([^?]+)/) {
       $URLback=$1;
       $URLback=~s|^/~|/priv/|;
    }
       }
       # logic for now is too complex to trace if this has been defined
       #  yet.
       my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
       my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
     &Apache::lonnet::appenv('cgi.'.$identifier.'.file'   => $filename,      &Apache::lonnet::appenv('cgi.'.$identifier.'.file'   => $filename,
                             'cgi.'.$identifier.'.layout'  => $laystyle,                              'cgi.'.$identifier.'.layout'  => $laystyle,
                             'cgi.'.$identifier.'.numcol'  => $numberofcolumns,                              'cgi.'.$identifier.'.numcol'  => $numberofcolumns,
       'cgi.'.$identifier.'.paper'  => $papersize,
                             'cgi.'.$identifier.'.selection' => $selectionmade,                              'cgi.'.$identifier.'.selection' => $selectionmade,
     'cgi.'.$identifier.'tableofcontents' => $helper->{'VARS'}->{'TABLE_CONTENTS'},      'cgi.'.$identifier.'.tableofcontents' => $helper->{'VARS'}->{'TABLE_CONTENTS'},
     'cgi.'.$identifier.'tableofindex' => $helper->{'VARS'}->{'TABLE_INDEX'},      'cgi.'.$identifier.'.tableofindex' => $helper->{'VARS'}->{'TABLE_INDEX'},
     'cgi.'.$identifier.'role' => $ENV{'request.role.adv'});      'cgi.'.$identifier.'.role' => $env{'request.role.adv'},
                                'cgi.'.$identifier.'.numberoffiles' => $#print_array,
     print $temp_file $result;                              'cgi.'.$identifier.'.studentnames' => $student_names,
                               'cgi.'.$identifier.'.backref' => $URLback,);
       &Apache::lonnet::appenv("cgi.$identifier.user"    => $env{'user.name'},
       "cgi.$identifier.domain"  => $env{'user.domain'},
       "cgi.$identifier.courseid" => $cnum, 
       "cgi.$identifier.coursedom" => $cdom, 
       "cgi.$identifier.resources" => $resources_printed);
   
 $r->print(<<FINALEND);  $r->print(<<FINALEND);
 <meta http-equiv="Refresh" content="0; url=/cgi-bin/printout.pl?$identifier">  <br />
   <meta http-equiv="Refresh" content="0; url=/cgi-bin/printout.pl?$identifier" />
   <a href="/cgi-bin/printout.pl?$identifier">Continue</a>
 </body>  </body>
 </html>  </html>
 FINALEND  FINALEND
 }  }
   
   sub num_to_letters {
       my ($num) = @_;
       my @nums= split('',$num);
       my @num_to_let=('A'..'Z');
       my $word;
       foreach my $digit (@nums) { $word.=$num_to_let[$digit]; }
       return $word;
   }
   
   sub get_CODE {
       my ($all_codes,$num,$seed,$size,$type)=@_;
       my $max='1'.'0'x$size;
       my $newcode;
       while(1) {
    $newcode=sprintf("%06d",int(rand($max)));
    if (!exists($$all_codes{$newcode})) {
       $$all_codes{$newcode}=1;
       if ($type eq 'number' ) {
    return $newcode;
       } else {
    return &num_to_letters($newcode);
       }
    }
       }
   }
   
   sub print_resources {
       my ($r,$helper,$person,$type,$moreenv,$master_seq,$remove_latex_header,
    $LaTeXwidth)=@_;
       my $current_output = ''; 
       my $printed = '';
       my ($username,$userdomain,$usersection) = split /:/,$person;
       my $fullname = &get_name($username,$userdomain);
       my $namepostfix;
       if ($person =~ 'anon') {
    $namepostfix="\\\\Name: ";
    $fullname = "CODE - ".$moreenv->{'CODE'};
       }
       my $i           = 0;
       #goes through all resources, checks if they are available for 
       #current student, and produces output   
       &Apache::lonnet::delenv('form.counter');
       &Apache::lonxml::init_counter();
   
       my %page_breaks  = &get_page_breaks($helper);
   
       foreach my $curresline (@{$master_seq})  {
    if (defined $page_breaks{$curresline}) {
       if($i != 0) {
    $current_output.= "\\newpage\n";
       }
    }
    $i++;
    if ( !($type eq 'problems' && 
          ($curresline!~ m/\.(problem|exam|quiz|assess|survey|form|library)$/)) ) {
       my ($map,$id,$res_url) = &Apache::lonnet::decode_symb($curresline);
       if (&Apache::lonnet::allowed('bre',$res_url)) {
    if ($res_url=~/\.(problem|exam|quiz|assess|survey|form|library|page|xml|html|htm|xhtml|xhtm)$/) {
       $printed .= $curresline.':';
       my $rendered = &Apache::loncommon::get_student_view($curresline,$username,$userdomain,$env{'request.course.id'},'tex',$moreenv);
       my $lonidsdir=$r->dir_config('lonIDsDir');
       my $envfile=$env{'user.environment'};
       $envfile=~/\/([^\/]+)\.id$/;
       $envfile=$1;
       &Apache::lonnet::transfer_profile_to_env($lonidsdir,$envfile);
       my $current_counter=$env{'form.counter'};
       if(($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') ||
          ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) {
    #   Use a copy of the hash so we don't pervert it on future loop passes.
    my %answerenv = %{$moreenv};
    $answerenv{'answer_output_mode'}='tex';
    $answerenv{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
    my $ansrendered = &Apache::loncommon::get_student_answers($curresline,$username,$userdomain,$env{'request.course.id'},%answerenv);
    &Apache::lonnet::appenv(('form.counter' => $current_counter));
    if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {
       $rendered=~s/(\\keephidden{ENDOFPROBLEM})/$ansrendered$1/;
    } else {
       $rendered=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'});
       $rendered.='\vskip 0 mm \noindent\textbf{'.&Apache::lonnet::gettitle($curresline).'}\vskip 0 mm ';
       $rendered.=&path_to_problem ($curresline,$LaTeXwidth);
       $rendered.='\vskip 1 mm '.$ansrendered;
    }
       }
       if ($remove_latex_header eq 'YES') {
    $rendered = &latex_header_footer_remove($rendered);
       } else {
    $rendered =~ s/\\end{document}//;
       }
       $current_output .= $rendered;    
    } elsif ($res_url=~/\/(smppg|syllabus|aboutme|bulletinboard)$/) {
       $printed .= $curresline.':';
       my $rendered = &Apache::loncommon::get_student_view($curresline,$username,$userdomain,$env{'request.course.id'},'tex',$moreenv);
       my $lonidsdir=$r->dir_config('lonIDsDir');
       my $envfile=$env{'user.environment'};
       $envfile=~/\/([^\/]+)\.id$/;
       $envfile=$1;
       &Apache::lonnet::transfer_profile_to_env($lonidsdir,$envfile);
       my $current_counter=$env{'form.counter'};
       if ($remove_latex_header eq 'YES') {
    $rendered = &latex_header_footer_remove($rendered);
       } else {
    $rendered =~ s/\\end{document}//;
       }
       $current_output .= $rendered.'\vskip 0.5mm\noindent\makebox[\textwidth/$number_of_columns][b]{\hrulefill}\strut \vskip 0 mm \strut ';
    } else {
       my $rendered = &unsupported($res_url,$helper->{'VARS'}->{'LATEX_TYPE'});
       if ($remove_latex_header ne 'NO') {
    $rendered = &latex_header_footer_remove($rendered);
       } else {
    $rendered =~ s/\\end{document}//;
       }
       $current_output .= $rendered;
    }
       }
       $remove_latex_header = 'YES';
    }
    if (&Apache::loncommon::connection_aborted($r)) { last; }
       }
       my $courseidinfo = &get_course();
       if (defined($courseidinfo)) { $courseidinfo=' - '.$courseidinfo }
       if ($usersection ne '') {$courseidinfo.=' - Sec. '.$usersection}
       my $currentassignment=&Apache::lonxml::latex_special_symbols($helper->{VARS}->{'assignment'},'header');
       if ($current_output=~/\\documentclass/) {
    $current_output =~ s/\\begin{document}/\\setlength{\\topmargin}{1cm} \\begin{document}\\noindent\\parbox{\\minipagewidth}{\\noindent\\lhead{\\textit{\\textbf{$fullname}}$courseidinfo \\hfill \\thepage \\\\ \\textit{$currentassignment}$namepostfix}}\\vskip 5 mm /;
       } else {
    my $blankpages = '';
    for (my $j=0;$j<$helper->{'VARS'}->{'EMPTY_PAGES'};$j++) {$blankpages.='\clearpage\strut\clearpage';}
    $current_output = '\strut\vspace*{-6 mm}\\newline\\noindent\\makebox[\\textwidth/$number_of_columns][b]{\\hrulefill}\vspace*{-2 mm}\\newline\\noindent{\\tiny Printed from LON-CAPA\\copyright MSU{\\hfill} Licensed under GNU General Public License }\\newpage '.$blankpages.'\setcounter{page}{1}\noindent\parbox{\minipagewidth}{\noindent\\lhead{\\textit{\\textbf{'.$fullname.'}}'.$courseidinfo.' \\hfill \\thepage \\\\ \\textit{'.$currentassignment.'}'.$namepostfix.'}} \vskip 5 mm '.$current_output;
       }
       return ($current_output,$fullname, $printed);
   
   }
   
 sub handler {  sub handler {
   
Line 1146  sub handler { Line 1653  sub handler {
 #    if ($loaderror) { return $loaderror; }  #    if ($loaderror) { return $loaderror; }
 #    $loaderror=  #    $loaderror=
 #       &Apache::lonnet::overloaderror($r,  #       &Apache::lonnet::overloaderror($r,
 #         $ENV{'course.'.$ENV{'request.course.id'}.'.home'});  #         $env{'course.'.$env{'request.course.id'}.'.home'});
 #    if ($loaderror) { return $loaderror; }  #    if ($loaderror) { return $loaderror; }
   
     my $result = printHelper($r);      my $result = printHelper($r);
Line 1159  sub handler { Line 1666  sub handler {
 # foreach $key (keys %{$helper->{'VARS'}}) {  # foreach $key (keys %{$helper->{'VARS'}}) {
 #    $r->print(' '.$key.'->'.$helper->{'VARS'}->{$key}.'<-<br />');  #    $r->print(' '.$key.'->'.$helper->{'VARS'}->{$key}.'<-<br />');
 # }  # }
 # foreach $key (keys %ENV) {  # foreach $key (keys %env) {
 #    $r->print(' '.$key.'->'.$ENV{$key}.'<-<br />');  #    $r->print(' '.$key.'->'.$env{$key}.'<-<br />');
 # }  # }
 # return OK;  # return OK;
   
     my %parmhash=&Apache::lonnet::coursedescription($ENV{'request.course.id'});      my %parmhash=&Apache::lonnet::coursedescription($env{'request.course.id'});
        
 # my $key;   # my $key; 
 # foreach $key (keys %parmhash) {  # foreach $key (keys %parmhash) {
 #    $r->print(' '.$key.'->'.$parmhash{$key}.'<-<br />');  #    $r->print(' '.$key.'->'.$parmhash{$key}.'<-<br />');
 # }  # }
 # return OK;  #
   
   
       #  If a figure conversion queue file exists for this user.domain
       # we delete it since it can only be bad (if it were good, printout.pl
       # would have deleted it the last time around.
   
       my $conversion_queuefile = "/home/httpd/prtspool/$env{'user.name'}_$env{'user.domain'}_printout.dat";
       if(-e $conversion_queuefile) {
    unlink $conversion_queuefile;
       }
     &output_data($r,$helper,\%parmhash);      &output_data($r,$helper,\%parmhash);
     return OK;      return OK;
 }   } 
Line 1190  use Data::Dumper; Line 1706  use Data::Dumper;
 sub printHelper {  sub printHelper {
     my $r = shift;      my $r = shift;
   
     if ($ENV{'request.course.id'}) {  
  my $fn=$ENV{'request.course.fn'};  
  tie(%hash,'GDBM_File',"$fn.db",&GDBM_READER(),0640);  
     }  
   
     if ($r->header_only) {      if ($r->header_only) {
         if ($ENV{'browser.mathml'}) {          if ($env{'browser.mathml'}) {
             &Apache::loncommon::content_type($r,'text/xml');              &Apache::loncommon::content_type($r,'text/xml');
         } else {          } else {
             &Apache::loncommon::content_type($r,'text/html');              &Apache::loncommon::content_type($r,'text/html');
Line 1206  sub printHelper { Line 1717  sub printHelper {
     }      }
   
     # Send header, nocache      # Send header, nocache
     if ($ENV{'browser.mathml'}) {      if ($env{'browser.mathml'}) {
         &Apache::loncommon::content_type($r,'text/xml');          &Apache::loncommon::content_type($r,'text/xml');
     } else {      } else {
         &Apache::loncommon::content_type($r,'text/html');          &Apache::loncommon::content_type($r,'text/html');
Line 1223  sub printHelper { Line 1734  sub printHelper {
     my $helper = Apache::lonhelper::helper->new("Printing Helper");      my $helper = Apache::lonhelper::helper->new("Printing Helper");
     $helper->declareVar('symb');      $helper->declareVar('symb');
     $helper->declareVar('postdata');          $helper->declareVar('postdata');    
     $helper->declareVar('curseed');          $helper->declareVar('curseed'); 
       $helper->declareVar('probstatus');   
     $helper->declareVar('filename');      $helper->declareVar('filename');
     $helper->declareVar('construction');      $helper->declareVar('construction');
     $helper->declareVar('assignment');      $helper->declareVar('assignment');
     $helper->declareVar('style_file');      $helper->declareVar('style_file');
       $helper->declareVar('student_sort');
       $helper->declareVar('FINISHPAGE');
       $helper->declareVar('PRINT_TYPE');
       $helper->declareVar("showallfoils");
   
       #  The page breaks can get loaded initially from the course environment:
   
       if((!defined($env{"form.CURRENT_STATE"}))  ||
          ($env{'form.CURRENT_STATE'} == "START")) {
    $helper->{VARS}->{FINISHPAGE} = ""; # In case they did a back e.g.
       }
   
   
       
       &Apache::loncommon::restore_course_settings('print',
    {'pagebreaks'  => 'scalar',
            'lastprinttype' => 'scalar'});
   
       
       if("$helper->{VARS}->{PRINT_TYPE}" eq "$env{'form.lastprinttype'}") {
    $helper->{VARS}->{FINISHPAGE} = $env{'form.pagebreaks'};
       }
       
           
     # This will persistently load in the data we want from the      # This will persistently load in the data we want from the
     # very first screen.      # very first screen.
     # Detect whether we're coming from construction space      # Detect whether we're coming from construction space
     if ($ENV{'form.postdata'}=~/^(?:http:\/\/[^\/]+\/|\/|)\~([^\/]+)\/(.*)$/) {      if ($env{'form.postdata'}=~/^(?:http:\/\/[^\/]+\/|\/|)\~([^\/]+)\/(.*)$/) {
         $helper->{VARS}->{'filename'} = "~$1/$2";          $helper->{VARS}->{'filename'} = "~$1/$2";
         $helper->{VARS}->{'construction'} = 1;          $helper->{VARS}->{'construction'} = 1;
     } else {      } else {
         if ($ENV{'form.postdata'}) {          if ($env{'form.postdata'}) {
             $helper->{VARS}->{'symb'} = &Apache::lonnet::symbread($ENV{'form.postdata'});              $helper->{VARS}->{'symb'} = &Apache::lonnet::symbread($env{'form.postdata'});
         }          }
         if ($ENV{'form.symb'}) {          if ($env{'form.symb'}) {
             $helper->{VARS}->{'symb'} = $ENV{'form.symb'};              $helper->{VARS}->{'symb'} = $env{'form.symb'};
         }          }
         if ($ENV{'form.url'}) {          if ($env{'form.url'}) {
             $helper->{VARS}->{'symb'} = &Apache::lonnet::symbread($helper->{VARS}->{'postdata'});              $helper->{VARS}->{'symb'} = &Apache::lonnet::symbread($helper->{VARS}->{'postdata'});
         }          }
     }      }
   
     if ($ENV{'form.symb'}) {      if ($env{'form.symb'}) {
         $helper->{VARS}->{'symb'} = $ENV{'form.symb'};          $helper->{VARS}->{'symb'} = $env{'form.symb'};
     }      }
     if ($ENV{'form.url'}) {      if ($env{'form.url'}) {
         $helper->{VARS}->{'symb'} = &Apache::lonnet::symbread($helper->{VARS}->{'postdata'});          $helper->{VARS}->{'symb'} = &Apache::lonnet::symbread($helper->{VARS}->{'postdata'});
   
     }      }
           $helper->{VARS}->{'symb'}=
     my ($resourceTitle,$sequenceTitle,$mapTitle) = &details_for_menu;   &Apache::lonenc::check_encrypt($helper->{VARS}->{'symb'});
       my ($resourceTitle,$sequenceTitle,$mapTitle) = &details_for_menu($helper);
     if ($sequenceTitle ne '') {$helper->{VARS}->{'assignment'}=$sequenceTitle;}      if ($sequenceTitle ne '') {$helper->{VARS}->{'assignment'}=$sequenceTitle;}
   
           
Line 1272  sub printHelper { Line 1808  sub printHelper {
                          0, rindex($helper->{VARS}->{'filename'}, '/') + 1);                           0, rindex($helper->{VARS}->{'filename'}, '/') + 1);
     } else {      } else {
         ($map, $id, $url) = &Apache::lonnet::decode_symb($symb);          ($map, $id, $url) = &Apache::lonnet::decode_symb($symb);
         $helper->{VARS}->{'postdata'} = Apache::lonnet::clutter($url);          $helper->{VARS}->{'postdata'} = 
       &Apache::lonenc::check_encrypt(&Apache::lonnet::clutter($url));
   
         if (!$resourceTitle) { # if the resource doesn't have a title, use the filename          if (!$resourceTitle) { # if the resource doesn't have a title, use the filename
             my $postdata = $helper->{VARS}->{'postdata'};              my $postdata = $helper->{VARS}->{'postdata'};
Line 1280  sub printHelper { Line 1817  sub printHelper {
         }          }
         $subdir = &Apache::lonnet::filelocation("", $url);          $subdir = &Apache::lonnet::filelocation("", $url);
     }      }
     if (!$helper->{VARS}->{'curseed'} && $ENV{'form.curseed'}) {      if (!$helper->{VARS}->{'curseed'} && $env{'form.curseed'}) {
  $helper->{VARS}->{'curseed'}=$ENV{'form.curseed'};   $helper->{VARS}->{'curseed'}=$env{'form.curseed'};
       }
       if (!$helper->{VARS}->{'probstatus'} && $env{'form.problemtype'}) {
    $helper->{VARS}->{'probstatus'}=$env{'form.problemtype'};
     }      }
   
     my $userCanSeeHidden = Apache::lonnavmaps::advancedUser();      my $userCanSeeHidden = Apache::lonnavmaps::advancedUser();
     my $userPriviledged = ($ENV{'request.role'}=~m/^cc\./ or      my $userPriviledged = ($env{'request.role'}=~m/^cc\./ or
    $ENV{'request.role'}=~m/^in\./ or     $env{'request.role'}=~m/^in\./ or
    $ENV{'request.role'}=~m/^ta\./);     $env{'request.role'}=~m/^ta\./);
   
     Apache::lonhelper::registerHelperTags();      Apache::lonhelper::registerHelperTags();
   
     # "Delete everything after the last slash."      # "Delete everything after the last slash."
     $subdir =~ s|/[^/]+$||;      $subdir =~ s|/[^/]+$||;
     if (not $helper->{VARS}->{'construction'}) {      if (not $helper->{VARS}->{'construction'}) {
  $subdir='/home/httpd/html/res/'.$subdir;   $subdir=$Apache::lonnet::perlvar{'lonDocRoot'}.'/res/'.$subdir;
     }      }
     # "Remove all duplicate slashes."      # "Remove all duplicate slashes."
     $subdir =~ s|/+|/|g;      $subdir =~ s|/+|/|g;
Line 1314  sub printHelper { Line 1854  sub printHelper {
     my $paramHash;      my $paramHash;
   
     if ($resourceTitle) {      if ($resourceTitle) {
         push @{$printChoices}, ["<b><i>$resourceTitle</i></b> (what you just saw on the screen)", 'current_document', 'PAGESIZE'];          push @{$printChoices}, ["<b><i>$resourceTitle</i></b> (".&mt('what you just saw on the screen').")", 'current_document', 'PAGESIZE'];
     }      }
   
 #    $r->print($helper->{VARS}->{'postdata'});  
   
     # Useful filter strings      # Useful filter strings
     my $isProblem = '$res->is_problem()';      my $isProblem = '($res->is_problem()||$res->contains_problem) ';
     $isProblem .= ' && !$res->randomout()' if !$userCanSeeHidden;      $isProblem .= ' && !$res->randomout()' if !$userCanSeeHidden;
     my $isProblemOrMap = '$res->is_problem() || $res->is_map()';      my $isProblemOrMap = '$res->is_problem() || $res->contains_problem() || $res->is_sequence()';
     my $isNotMap = '!$res->is_map()';      my $isNotMap = '!$res->is_sequence()';
     $isNotMap .= ' && !$res->randomout()' if !$userCanSeeHidden;      $isNotMap .= ' && !$res->randomout()' if !$userCanSeeHidden;
     my $isMap = '$res->is_map()';      my $isMap = '$res->is_map()';
     my $symbFilter = '$res->symb()';      my $symbFilter = '$res->shown_symb()';
     my $urlValue = '$res->src()';      my $urlValue = '$res->link()';
   
     $helper->declareVar('SEQUENCE');      $helper->declareVar('SEQUENCE');
   
     # Useful for debugging: Dump the help vars      # Useful for debugging: Dump the help vars
     #$r->print(Dumper($helper->{VARS}));  #    $r->print(Dumper($helper->{VARS}));
     #$r->print($map);  #    $r->print($map);
   
     # If we're in a sequence...      # If we're in a sequence...
     if (($helper->{'VARS'}->{'construction'} ne '1') &&      if (($helper->{'VARS'}->{'construction'} ne '1') &&
   
  $helper->{VARS}->{'postdata'} &&   $helper->{VARS}->{'postdata'} &&
  $helper->{VARS}->{'assignment'}) {   $helper->{VARS}->{'assignment'}) {
         # Allow problems from sequence          # Allow problems from sequence
         push @{$printChoices}, ["<b>Problems</b> in <b><i>$sequenceTitle</i></b>", 'map_problems', 'CHOOSE_PROBLEMS'];          push @{$printChoices}, ["<b>".&mt('Problems')."</b> ".&mt('in')." <b><i>$sequenceTitle</i></b>", 'map_problems', 'CHOOSE_PROBLEMS'];
         # Allow all resources from sequence          # Allow all resources from sequence
         push @{$printChoices}, ["<b>Resources</b> in <b><i>$sequenceTitle</i></b>", 'map_problems_pages', 'CHOOSE_PROBLEMS_HTML'];          push @{$printChoices}, ["<b>".&mt('Resources')."</b> ".&mt('in')." <b><i>$sequenceTitle</i></b>", 'map_problems_pages', 'CHOOSE_PROBLEMS_HTML'];
   
         my $helperFragment = <<HELPERFRAGMENT;          my $helperFragment = <<HELPERFRAGMENT;
   <state name="CHOOSE_PROBLEMS" title="Select Problem(s) to print">    <state name="CHOOSE_PROBLEMS" title="Select Problem(s) to print">
     <message>(mark them then click "next" button) <br /></message>      <message>(mark them then click "next" button) <br /></message>
     <resource variable="RESOURCES" multichoice="1" toponly='1' addstatus="1">      <resource variable="RESOURCES" multichoice="1" toponly='1' addstatus="1"
                 closeallpages="1">
       <nextstate>PAGESIZE</nextstate>        <nextstate>PAGESIZE</nextstate>
       <filterfunc>return $isProblem;</filterfunc>        <filterfunc>return $isProblem;</filterfunc>
       <mapurl>$map</mapurl>        <mapurl>$map</mapurl>
       <valuefunc>return $symbFilter;</valuefunc>        <valuefunc>return $symbFilter;</valuefunc>
         <option text='Newpage' variable='FINISHPAGE' />
       </resource>        </resource>
     </state>      </state>
   
   <state name="CHOOSE_PROBLEMS_HTML" title="Select Resource(s) to print">    <state name="CHOOSE_PROBLEMS_HTML" title="Select Resource(s) to print">
     <message>(mark them then click "next" button) <br /></message>      <message>(mark them then click "next" button) <br /></message>
     <resource variable="RESOURCES" multichoice="1" toponly='1' addstatus="1">      <resource variable="RESOURCES" multichoice="1" toponly='1' addstatus="1"
                 closeallpages="1">
       <nextstate>PAGESIZE</nextstate>        <nextstate>PAGESIZE</nextstate>
       <filterfunc>return $isNotMap;</filterfunc>        <filterfunc>return $isNotMap;</filterfunc>
       <mapurl>$map</mapurl>        <mapurl>$map</mapurl>
       <valuefunc>return $symbFilter;</valuefunc>        <valuefunc>return $symbFilter;</valuefunc>
         <option text='Newpage' variable='FINISHPAGE' />
       </resource>        </resource>
     </state>      </state>
 HELPERFRAGMENT  HELPERFRAGMENT
   
         &Apache::lonxml::xmlparse($r, 'helper', $helperFragment);    &Apache::lonxml::xmlparse($r, 'helper', $helperFragment);
     }      }
   
     # If the user is priviledged, allow them to print all       # If the user is privileged, allow them to print all 
     # problems in the course, optionally for selected students      # problems and resources  in the entier course, optionally for selected students
     if ($userPriviledged && ($helper->{VARS}->{'postdata'}=~/\/res\//)) {       if ($userPriviledged && 
         push @{$printChoices}, ['<b>Problems</b> from <b>entire course</b>', 'all_problems', 'ALL_PROBLEMS'];          ($helper->{VARS}->{'postdata'}=~/\/res\// || $helper->{VARS}->{'postdata'}=~/\/(syllabus|smppg|aboutme|bulletinboard)$/)) { 
  if ($helper->{VARS}->{'assignment'}) {  
     push @{$printChoices}, ["<b>Problems</b> from <b><i>$sequenceTitle</i></b> for <b>selected students</b>", 'problems_for_students', 'CHOOSE_STUDENTS'];  
  }  
   
         &Apache::lonxml::xmlparse($r, 'helper', <<CHOOSE_STUDENTS);          push @{$printChoices}, ['<b>Problems</b> from <b>entire course</b>', 'all_problems', 'ALL_PROBLEMS'];
    push @{$printChoices}, ['<b>Resources</b> from <b>entire course</b>', 'all_resources', 'ALL_RESOURCES'];
            &Apache::lonxml::xmlparse($r, 'helper', <<ALL_PROBLEMS);
   <state name="ALL_PROBLEMS" title="Select Problem(s) to print">    <state name="ALL_PROBLEMS" title="Select Problem(s) to print">
     <message>(mark them then click "next" button) <br /></message>      <message>(mark them then click "next" button) <br /></message>
     <resource variable="RESOURCES" multichoice="1"      <resource variable="RESOURCES" toponly='0' multichoice="1"
  suppressEmptySequences='1' addstatus="1">   suppressEmptySequences='0' addstatus="1" closeallpages="1">
       <nextstate>PAGESIZE</nextstate>        <nextstate>PAGESIZE</nextstate>
       <filterfunc>return $isProblemOrMap;</filterfunc>        <filterfunc>return $isProblemOrMap;</filterfunc>
       <choicefunc>return $isProblem;</choicefunc>        <choicefunc>return $isNotMap;</choicefunc>
       <valuefunc>return $symbFilter;</valuefunc>        <valuefunc>return $symbFilter;</valuefunc>
       </resource>        <option text='Newpage' variable='FINISHPAGE' />
     </state>      </resource>
     </state>
     <state name="ALL_RESOURCES" title="Select Resource(s) to print">
       <message>(Mark them then click "next" button) <br /> </message>
       <resource variable="RESOURCES" toponly='0' multichoice='1'
                 suppressEmptySequences='0' addstatus='1' closeallpages='1'>
         <nextstate>PAGESIZE</nextstate>
         <filterfunc>return $isNotMap; </filterfunc>
         <valuefunc>return $symbFilter;</valuefunc>
         <option text='NewPage' variable='FINISHPAGE' />
       </resource>
     </state>
   ALL_PROBLEMS
   
   <state name="CHOOSE_STUDENTS" title="Select Students and Resources">   if ($helper->{VARS}->{'assignment'}) {
     <student multichoice='1' variable="STUDENTS" nextstate="PAGESIZE" />      push @{$printChoices}, ["<b>".&mt('Problems')."</b> ".&mt('from')." <b><i>$sequenceTitle</i></b> ".&mt('for')." <b>".&mt('selected students')."</b>", 'problems_for_students', 'CHOOSE_STUDENTS'];
     <message><br /><big><i><b>Select resources for the assignment</b></i></big><br /></message>      push @{$printChoices}, ["<b>".&mt('Problems')."</b> ".&mt('from')." <b><i>$sequenceTitle</i></b> ".&mt('for')." <b>".&mt('anonymous students')."</b>", 'problems_for_anon', 'CHOOSE_ANON1'];
     <resource variable="RESOURCES" multichoice="1" addstatus="1">   }
    my $resource_selector=<<RESOURCE_SELECTOR;
      <message><br /><big><i><b>Select resources for the assignment</b></i></big><br /></message>
       <resource variable="RESOURCES" multichoice="1" addstatus="1" 
                 closeallpages="1">
       <filterfunc>return $isProblem;</filterfunc>        <filterfunc>return $isProblem;</filterfunc>
       <mapurl>$map</mapurl>        <mapurl>$map</mapurl>
       <valuefunc>return $symbFilter;</valuefunc>        <valuefunc>return $symbFilter;</valuefunc>
         <option text='New Page' variable='FINISHPAGE' />
       </resource>        </resource>
     <message><br /><big><i><b>How should the results be printed?</b></i></big><br /></message>      <message><br /><big><i><b>How should the results be printed?</b></i></big><br /></message>
     <choices variable="EMPTY_PAGES">      <choices variable="EMPTY_PAGES">
Line 1403  HELPERFRAGMENT Line 1962  HELPERFRAGMENT
       <choice computer='1'>Add one empty page/column after each student\'s assignment</choice>        <choice computer='1'>Add one empty page/column after each student\'s assignment</choice>
       <choice computer='2'>Add two empty pages/column after each student\'s assignment</choice>        <choice computer='2'>Add two empty pages/column after each student\'s assignment</choice>
       <choice computer='3'>Add three empty pages/column after each student\'s assignment</choice>        <choice computer='3'>Add three empty pages/column after each student\'s assignment</choice>
       </choices>      </choices>
     </state>      <message><hr width='33%' /><b>Number of assignments printed at the same time: </b></message>
       <string variable="NUMBER_TO_PRINT" maxlength="5" size="5"><defaultvalue>"all"</defaultvalue></string>
   RESOURCE_SELECTOR
   
           &Apache::lonxml::xmlparse($r, 'helper', <<CHOOSE_STUDENTS);
     <state name="CHOOSE_STUDENTS" title="Select Students and Resources">
         <student multichoice='1' variable="STUDENTS" nextstate="PAGESIZE" coursepersonnel="1"/>
         <message><b>Select sort order</b> </message>
       <choices variable='student_sort'>
         <choice computer='0'>Sort by section then student</choice>
         <choice computer='1'>Sort by students across sections.</choice>
       </choices>
       $resource_selector
     </state>
 CHOOSE_STUDENTS  CHOOSE_STUDENTS
   
    my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
    my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
           my @names=&Apache::lonnet::getkeys('CODEs',$cdom,$cnum);
    my $namechoice='<choice></choice>';
    foreach my $name (sort {uc($a) cmp uc($b)} @names) {
       if ($name =~ /^error: 2 /) { next; }
       if ($name =~ /^type\0/) { next; }
       $namechoice.='<choice computer="'.$name.'">'.$name.'</choice>';
    }
    open(FH,$Apache::lonnet::perlvar{'lonTabDir'}.'/scantronformat.tab');
    my $codechoice='';
    foreach my $line (<FH>) {
       my ($name,$description,$code_type,$code_length)=
    (split(/:/,$line))[0,1,2,4];
       if ($code_length > 0 && 
    $code_type =~/^(letter|number|-1)/) {
    $codechoice.='<choice computer="'.$name.'">'.$description.'</choice>';
       }
    }
    if ($codechoice eq '') {
       $codechoice='<choice computer="default">Default</choice>';
    }
           &Apache::lonxml::xmlparse($r, 'helper', <<CHOOSE_ANON1);
     <state name="CHOOSE_ANON1" title="Select Students and Resources">
       <nextstate>PAGESIZE</nextstate>
       <message><hr width='33%' /></message>
       <message><table><tr><td><b>Number of anonymous assignments to print?</b></td><td></message>
       <string variable="NUMBER_TO_PRINT_TOTAL" maxlength="5" size="5">
          <validator>
    if (((\$helper->{'VARS'}{'NUMBER_TO_PRINT_TOTAL'}+0) < 1) &&
       !\$helper->{'VARS'}{'REUSE_OLD_CODES'}                &&
               !\$helper->{'VARS'}{'SINGLE_CODE'}) {
       return "You need to specify the number of assignments to print";
    }
    return undef;
          </validator>
       </string>
       <message></td></tr><tr><td></message>
       <message><b>Value of CODE to print?</b></td><td></message>
       <string variable="SINGLE_CODE" size="10" defaultvalue="zzzz">
           <validator>
              # Not sure of exact call context so...
      use Apache::lonprintout;
      if(!\$helper->{'VARS'}{'NUMBER_TO_PRINT_TOTAL'}           &&
         !\$helper->{'VARS'}{'REUSE_OLD_CODES'}) {
         return &Apache::lonprintout::is_code_valid(\$helper->{'VARS'}{'SINGLE_CODE'},
         \$helper->{'VARS'}{'CODE_OPTION'});
      } else {
          return undef; # Other forces control us.
      }
           </validator>
       </string>
       <message></td></tr><tr><td></message>
       <message><b>Names to store the CODEs under for later:</b></message>
       <message></td><td></message>
       <string variable="ANON_CODE_STORAGE_NAME" maxlength="50" size="20" />
       <message></td></tr><tr><td></message>
       <message><b>Bubble sheet type:</b></message>
       <message></td><td></message>
       <dropdown variable="CODE_OPTION" multichoice="0" allowempty="0">
       $codechoice
       </dropdown>
       <message></td></tr></table></message>
       <message><hr width='33%' /></message>
       <message><b>Reprint a set of saved CODEs:</b></message>
       <dropdown variable="REUSE_OLD_CODES">
           $namechoice
       </dropdown>
       <message><hr width='33%' /></message>
       $resource_selector
     </state>
   CHOOSE_ANON1
   
   
  if ($helper->{VARS}->{'assignment'}) {   if ($helper->{VARS}->{'assignment'}) {
     push @{$printChoices}, ["<b>Resources</b> from <b><i>$sequenceTitle</i></b> for <b>selected students</b>", 'resources_for_students', 'CHOOSE_STUDENTS1'];      push @{$printChoices}, ["<b>".&mt('Resources')."</b> ".&mt('from')." <b><i>$sequenceTitle</i></b> ".&mt('for')." <b>".&mt('selected students')."</b>", 'resources_for_students', 'CHOOSE_STUDENTS1'];
       push @{$printChoices}, ["<b>".&mt('Resources')."</b> ".&mt('from')." <b><i>$sequenceTitle</i></b> ".&mt('for')." <b>".&mt('anonymous students')."</b>", 'resources_for_anon', 'CHOOSE_ANON2'];
  }   }
         &Apache::lonxml::xmlparse($r, 'helper', <<CHOOSE_STUDENTS1);      
   <state name="CHOOSE_STUDENTS1" title="Select Students and Resources">  
     <student multichoice='1' variable="STUDENTS" nextstate="PAGESIZE" />   $resource_selector=<<RESOURCE_SELECTOR;
     <message><br /><big><i><b>Select resources for the assignment</b></i></big><br /></message>      <message><br /><big><i><b>Select resources for the assignment</b></i></big><br /></message>
     <resource variable="RESOURCES" multichoice="1" addstatus="1">      <resource variable="RESOURCES" multichoice="1" addstatus="1" 
                 closeallpages="1">
       <filterfunc>return $isNotMap;</filterfunc>        <filterfunc>return $isNotMap;</filterfunc>
       <mapurl>$map</mapurl>        <mapurl>$map</mapurl>
       <valuefunc>return $symbFilter;</valuefunc>        <valuefunc>return $symbFilter;</valuefunc>
         <option text='Newpage' variable='FINISHPAGE' />
       </resource>        </resource>
     <message><br /><big><i><b>How should the results be printed?</b></i></big><br /></message>      <message><br /><big><i><b>How should the results be printed?</b></i></big><br /></message>
     <choices variable="EMPTY_PAGES">      <choices variable="EMPTY_PAGES">
Line 1425  CHOOSE_STUDENTS Line 2074  CHOOSE_STUDENTS
       <choice computer='1'>Add one empty page/column after each student\'s assignment</choice>        <choice computer='1'>Add one empty page/column after each student\'s assignment</choice>
       <choice computer='2'>Add two empty pages/column after each student\'s assignment</choice>        <choice computer='2'>Add two empty pages/column after each student\'s assignment</choice>
       <choice computer='3'>Add three empty pages/column after each student\'s assignment</choice>        <choice computer='3'>Add three empty pages/column after each student\'s assignment</choice>
       </choices>      </choices>
       <message><hr width='33%' /><b>Number of assignments printed at the same time: </b></message>
       <string variable="NUMBER_TO_PRINT" maxlength="5" size="5"><defaultvalue>"all"</defaultvalue></string>
   RESOURCE_SELECTOR
   
    &Apache::lonxml::xmlparse($r, 'helper', <<CHOOSE_STUDENTS1);
     <state name="CHOOSE_STUDENTS1" title="Select Students and Resources">
       <student multichoice='1' variable="STUDENTS" nextstate="PAGESIZE" coursepersonnel="1" />
       <choices variable='student_sort'>
         <choice computer='0'>Sort by section then student</choice>
         <choice computer='1'>Sort by students across sections.</choice>
       </choices>
   
       $resource_selector
     </state>      </state>
 CHOOSE_STUDENTS1  CHOOSE_STUDENTS1
   
    &Apache::lonxml::xmlparse($r, 'helper', <<CHOOSE_ANON2);
     <state name="CHOOSE_ANON2" title="Select Students and Resources">
       <nextstate>PAGESIZE</nextstate>
       <message><table><tr><td><b>Number of anonymous assignments to print?</b></td><td></message>
       <string variable="NUMBER_TO_PRINT_TOTAL" maxlength="5" size="5">
          <validator>
    if (((\$helper->{'VARS'}{'NUMBER_TO_PRINT_TOTAL'}+0) < 1) &&
       !\$helper->{'VARS'}{'REUSE_OLD_CODES'}) {
       return "You need to specify the number of assignments to print";
    }
    return undef;
          </validator>
       </string>
       <message></td></tr><tr><td></message>
       <message><b>Names to store the CODEs under for later:</b></message>
       <message></td><td></message>
       <string variable="ANON_CODE_STORAGE_NAME" maxlength="50" size="20" />
       <message></td></tr><tr><td></message>
       <message><b>Bubble sheet type:</b></message>
       <message></td><td></message>
       <dropdown variable="CODE_OPTION" multichoice="0" allowempty="0">
       $codechoice
       </dropdown>
       <message></td></tr></table></message>
       <message><hr width='33%' /></message>
       <message><b>Reprint a set of saved CODEs:</b></message>
       <dropdown variable="REUSE_OLD_CODES">
           $namechoice
       </dropdown>
       <message><hr width='33%' /></message>
       $resource_selector
     </state>
   CHOOSE_ANON2
     }      }
   
     # FIXME: That RE should come from a library somewhere.      # FIXME: That RE should come from a library somewhere.
     if ((((&Apache::lonnet::allowed('bre',$subdir) eq 'F') and ($helper->{VARS}->{'postdata'}=~/\.(problem|exam|quiz|assess|survey|form|library|page|xml|html|htm|xhtml|xhtm)/)) or defined $helper->{'VARS'}->{'construction'}) and $ENV{'request.role.adv'} and $subdir ne '/home/httpd/html/res/') {          if ((((&Apache::lonnet::allowed('bre',$subdir) eq 'F') and ($helper->{VARS}->{'postdata'}=~/\.(problem|exam|quiz|assess|survey|form|library|page|xml|html|htm|xhtml|xhtm)/)) or defined $helper->{'VARS'}->{'construction'}) and $env{'request.role.adv'} and $subdir ne $Apache::lonnet::perlvar{'lonDocRoot'}.'/res/') {    
         push @{$printChoices}, ["<b>Problems</b> from current subdirectory <b><i>$subdir</i></b>", 'problems_from_directory', 'CHOOSE_FROM_SUBDIR'];          push @{$printChoices}, ["<b>".&mt('Problems')."</b> ".&mt('from current subdirectory')." <b><i>$subdir</i></b>", 'problems_from_directory', 'CHOOSE_FROM_SUBDIR'];
   
         my $f = '$filename';          my $f = '$filename';
         my $xmlfrag = <<CHOOSE_FROM_SUBDIR;          my $xmlfrag = <<CHOOSE_FROM_SUBDIR;
Line 1472  CHOOSE_FROM_SUBDIR Line 2167  CHOOSE_FROM_SUBDIR
       <nextstate>CHOOSE_FROM_ANY_SEQUENCE</nextstate>        <nextstate>CHOOSE_FROM_ANY_SEQUENCE</nextstate>
       <filterfunc>return \$res->is_sequence;</filterfunc>        <filterfunc>return \$res->is_sequence;</filterfunc>
       <valuefunc>return $urlValue;</valuefunc>        <valuefunc>return $urlValue;</valuefunc>
         <option text='Newpage' variable='FINISHPAGE' />
       </resource>        </resource>
     </state>      </state>
   <state name="CHOOSE_FROM_ANY_SEQUENCE" title="Select Resources To Print">    <state name="CHOOSE_FROM_ANY_SEQUENCE" title="Select Resources To Print">
     <message>(mark desired resources then click "next" button) <br /></message>      <message>(mark desired resources then click "next" button) <br /></message>
     <resource variable="RESOURCES" multichoice="1" toponly='1' addstatus="1">      <resource variable="RESOURCES" multichoice="1" toponly='1' addstatus="1"
                 closeallpages="1">
       <nextstate>PAGESIZE</nextstate>        <nextstate>PAGESIZE</nextstate>
       <filterfunc>return $isProblem</filterfunc>        <filterfunc>return $isProblem</filterfunc>
       <mapurl evaluate='1'>return '$escapedSequenceName';</mapurl>        <mapurl evaluate='1'>return '$escapedSequenceName';</mapurl>
       <valuefunc>return $symbFilter;</valuefunc>        <valuefunc>return $symbFilter;</valuefunc>
         <option text='Newpage' variable='FINISHPAGE' />
       </resource>        </resource>
     </state>      </state>
 CHOOSE_FROM_ANY_SEQUENCE  CHOOSE_FROM_ANY_SEQUENCE
Line 1493  CHOOSE_FROM_ANY_SEQUENCE Line 2191  CHOOSE_FROM_ANY_SEQUENCE
     Apache::lonhelper::message->new();      Apache::lonhelper::message->new();
     $paramHash = Apache::lonhelper::getParamHash();      $paramHash = Apache::lonhelper::getParamHash();
     $paramHash->{'variable'} = 'PRINT_TYPE';      $paramHash->{'variable'} = 'PRINT_TYPE';
     $helper->declareVar('PRINT_TYPE');  
     $paramHash->{CHOICES} = $printChoices;      $paramHash->{CHOICES} = $printChoices;
     Apache::lonhelper::choices->new();      Apache::lonhelper::choices->new();
   
     my $startedTable = 0; # have we started an HTML table yet? (need      my $startedTable = 0; # have we started an HTML table yet? (need
                           # to close it later)                            # to close it later)
   
     if (($ENV{'request.role.adv'} and &Apache::lonnet::allowed('vgr',$ENV{'request.course.id'})) or       if (($env{'request.role.adv'} and &Apache::lonnet::allowed('vgr',$env{'request.course.id'})) or 
  ($helper->{VARS}->{'construction'} eq '1')) {   ($helper->{VARS}->{'construction'} eq '1')) {
  addMessage("<hr width='33%' /><table><tr><td align='right'>Print: </td><td>");   addMessage("<hr width='33%' /><table><tr><td align='right'>Print: </td><td>");
         $paramHash = Apache::lonhelper::getParamHash();          $paramHash = Apache::lonhelper::getParamHash();
Line 1509  CHOOSE_FROM_ANY_SEQUENCE Line 2206  CHOOSE_FROM_ANY_SEQUENCE
         $paramHash->{CHOICES} = [          $paramHash->{CHOICES} = [
                                    ['Without Answers', 'yes'],                                     ['Without Answers', 'yes'],
                                    ['With Answers', 'no'],                                     ['With Answers', 'no'],
                                    ['Only Answers', 'only'] ];                                     ['Only Answers', 'only']
                                   ];
         Apache::lonhelper::dropdown->new();          Apache::lonhelper::dropdown->new();
  addMessage("</td></tr>");   addMessage("</td></tr>");
  $startedTable = 1;   $startedTable = 1;
     }      }
   
     if ($ENV{'request.role.adv'}) {      if ($env{'request.role.adv'}) {
  if (!$startedTable) {   if (!$startedTable) {
     addMessage("<hr width='33%' /><table><tr><td align='right'>LaTeX mode: </td><td>");      addMessage("<hr width='33%' /><table><tr><td align='right'>LaTeX mode: </td><td>");
     $startedTable = 1;      $startedTable = 1;
Line 1556  CHOOSE_FROM_ANY_SEQUENCE Line 2254  CHOOSE_FROM_ANY_SEQUENCE
      ['Yes', 'yes'] ];       ['Yes', 'yes'] ];
     Apache::lonhelper::dropdown->new();      Apache::lonhelper::dropdown->new();
     addMessage("</td></tr>");      addMessage("</td></tr>");
       addMessage("<tr><td align='right'>Print Discussions: </td><td>");
       $paramHash = Apache::lonhelper::getParamHash();
       $paramHash->{'variable'} = 'PRINT_DISCUSSIONS';   
       $helper->declareVar('PRINT_DISCUSSIONS');         
       $paramHash->{CHOICES} = [
        ['No', 'no'],
        ['Yes', 'yes'] ];
       Apache::lonhelper::dropdown->new();
       addMessage("</td></tr>");
   
               #  If advanced roles, then allow to show all foils.
   
               if ($env{'request.role.adv'}) {
    addMessage("<tr><td align = 'right'>  </td><td>");
    $paramHash = Apache::lonhelper::getParamHash();
    $paramHash->{'multichoice'} = "true";
    $paramHash->{'allowempty'}  = "true";
    $paramHash->{'variable'}   = "showallfoils";
    $paramHash->{'CHOICES'} = [ ["Show all foils", "1"] ];
    Apache::lonhelper::choices->new();
    addMessage("</td></tr>");
               }
   
  }   }
   
  if ($helper->{'VARS'}->{'construction'}) {    if ($helper->{'VARS'}->{'construction'}) { 
     my $stylevalue=$ENV{'construct.style'};      my $stylevalue=$env{'construct.style'};
     my $xmlfrag .= <<"RNDSEED";      my $xmlfrag .= <<"RNDSEED";
     <message><tr><td align='right'>Use random seed: </td><td></message>      <message><tr><td align='right'>Use random seed:  </td><td></message>
     <string variable="curseed" size="15" maxlength="15">      <string variable="curseed" size="15" maxlength="15">
  <defaultvalue>   <defaultvalue>
             return $helper->{VARS}->{'curseed'};              return $helper->{VARS}->{'curseed'};
         </defaultvalue>          </defaultvalue>
     </string>      </string>
      <message></td></tr><tr><td align="right">Use style file:</td><td></message>       <message></td></tr><tr><td align="right">Use style file:</td><td></message>
              <message><input type="text" size="40" name="style_file_value" value="$stylevalue"  />&nbsp; <a href="javascript:openbrowser('helpform','style_file','sty')">Select style file</a> </td><td></message>               <message><input type="text" size="40" name="style_file_value" value="$stylevalue"  />&nbsp; <a href="javascript:openbrowser('helpform','style_file','sty')">Select style file</a> </td><tr><td></message>
              <message></td></tr></message>       <choices allowempty="1" multichoice="true" variable="showallfoils">
                   <choice computer="1">Show all foils?</choice>
                </choices>
        <message></td></tr></message>
 RNDSEED  RNDSEED
             &Apache::lonxml::xmlparse($r, 'helper', $xmlfrag);              &Apache::lonxml::xmlparse($r, 'helper', $xmlfrag);
     $helper->{'VARS'}->{'style_file'}=$ENV{'form.style_file_value'};      $helper->{'VARS'}->{'style_file'}=$env{'form.style_file_value'};
  }      
    } 
   
     }      }
   
   
Line 1601  RNDSEED Line 2327  RNDSEED
   
     $r->print($helper->display());      $r->print($helper->display());
   
     Apache::lonhelper::unregisterHelperTags();      &Apache::lonhelper::unregisterHelperTags();
   
     untie %hash;  
   
     return OK;      return OK;
 }  }
Line 1642  no strict; Line 2366  no strict;
 @ISA = ("Apache::lonhelper::element");  @ISA = ("Apache::lonhelper::element");
 use strict;  use strict;
 use Apache::lonlocal;  use Apache::lonlocal;
   use Apache::lonnet;
   
 my $maxColumns = 2;  my $maxColumns = 2;
 my @paperSize = ("Letter [8 1/2x11 in]", "Legal [8 1/2x14 in]",   # it'd be nice if these all worked
                  "Ledger/Tabloid [11x17 in]", "Executive [7 1/2x10 in]",  #my @paperSize = ("letter [8 1/2x11 in]", "legal [8 1/2x14 in]", 
                  "A2 [420x594 mm]", "A3 [297x420 mm]", "A4 [210x297 mm]",   #                 "tabloid (ledger) [11x17 in]", "executive [7 1/2x10 in]",
                  "A5 [148x210 mm]", "A6 [105x148 mm]" );  #                 "a2 [420x594 mm]", "a3 [297x420 mm]", "a4 [210x297 mm]", 
   #                 "a5 [148x210 mm]", "a6 [105x148 mm]" );
   my @paperSize = ("letter [8 1/2x11 in]", "legal [8 1/2x14 in]", 
    "a4 [210x297 mm]");
   
 # Tentative format: Orientation (L = Landscape, P = portrait) | Colnum |  # Tentative format: Orientation (L = Landscape, P = portrait) | Colnum |
 #                   Paper type  #                   Paper type
Line 1683  sub render { Line 2411  sub render {
   </tr>    </tr>
   <tr>    <tr>
     <td>      <td>
       <input type="radio" name="${var}.layout" value="L" /> Landscape<br />        <label><input type="radio" name="${var}.layout" value="L" /> Landscape </label><br />
       <input type="radio" name="${var}.layout" value="P" checked='1'  /> Portrait        <label><input type="radio" name="${var}.layout" value="P" checked='1'  /> Portrait </label>
     </td>      </td>
     <td align="center">      <td align="center">
       <select name="${var}.cols">        <select name="${var}.cols">
Line 1702  STATEHTML Line 2430  STATEHTML
     $result .= "</select></td><td>\n";      $result .= "</select></td><td>\n";
     $result .= "<select name='${var}.paper'>\n";      $result .= "<select name='${var}.paper'>\n";
   
       my %parmhash=&Apache::lonnet::coursedescription($env{'request.course.id'});
       my $DefaultPaperSize=$parmhash{'default_paper_size'};
       if ($DefaultPaperSize eq '') {$DefaultPaperSize='letter';}
     $i = 0;      $i = 0;
     foreach (@paperSize) {      foreach (@paperSize) {
         if ($i == 0) {   $_=~/(\w+)/;
             $result .= "<option selected value='$i'>" . $paperSize[$i] . "</option>\n";   my $papersize=$1;
           if ($paperSize[$i]=~/$DefaultPaperSize/) {
               $result .= "<option selected value='$papersize'>" . $paperSize[$i] . "</option>\n";
         } else {          } else {
             $result .= "<option value='$i'>" . $paperSize[$i] . "</option>\n";              $result .= "<option value='$papersize'>" . $paperSize[$i] . "</option>\n";
         }          }
         $i++;          $i++;
     }      }
   
     $result .= "</select></td></tr></table>";      $result .= "</select></td></tr></table>";
     return $result;      return $result;
 }  }
Line 1722  sub postprocess { Line 2454  sub postprocess {
     my $var = $self->{'variable'};      my $var = $self->{'variable'};
     my $helper = Apache::lonhelper->getHelper();      my $helper = Apache::lonhelper->getHelper();
     $helper->{VARS}->{$var} =       $helper->{VARS}->{$var} = 
         $ENV{"form.$var.layout"} . '|' . $ENV{"form.$var.cols"} . '|' .          $env{"form.$var.layout"} . '|' . $env{"form.$var.cols"} . '|' .
         $ENV{"form.$var.paper"};          $env{"form.$var.paper"};
     return 1;      return 1;
 }  }
   
Line 1753  is no tag interface. You actually pass p Line 2485  is no tag interface. You actually pass p
 =cut  =cut
   
 use Apache::lonhelper;  use Apache::lonhelper;
   use Apache::lonnet;
 no strict;  no strict;
 @ISA = ("Apache::lonhelper::element");  @ISA = ("Apache::lonhelper::element");
 use strict;  use strict;
Line 1826  sub render { Line 2558  sub render {
 </table>  </table>
   
 <p>Hint: Some instructors like to leave scratch space for the student by  <p>Hint: Some instructors like to leave scratch space for the student by
 making the width much smaller then the width of the page.</p>  making the width much smaller than the width of the page.</p>
   
 ELEMENTHTML  ELEMENTHTML
   
Line 1851  sub postprocess { Line 2583  sub postprocess {
   
     my $var = $self->{'variable'};      my $var = $self->{'variable'};
     my $helper = Apache::lonhelper->getHelper();      my $helper = Apache::lonhelper->getHelper();
     my $width = $helper->{VARS}->{$var .'.width'} = $ENV{"form.${var}.width"};       my $width = $helper->{VARS}->{$var .'.width'} = $env{"form.${var}.width"}; 
     my $height = $helper->{VARS}->{$var .'.height'} = $ENV{"form.${var}.height"};       my $height = $helper->{VARS}->{$var .'.height'} = $env{"form.${var}.height"}; 
     my $lmargin = $helper->{VARS}->{$var .'.lmargin'} = $ENV{"form.${var}.lmargin"};       my $lmargin = $helper->{VARS}->{$var .'.lmargin'} = $env{"form.${var}.lmargin"}; 
     $helper->{VARS}->{$var .'.widthunit'} = $ENV{"form.${var}.widthunit"};       $helper->{VARS}->{$var .'.widthunit'} = $env{"form.${var}.widthunit"}; 
     $helper->{VARS}->{$var .'.heightunit'} = $ENV{"form.${var}.heightunit"};       $helper->{VARS}->{$var .'.heightunit'} = $env{"form.${var}.heightunit"}; 
     $helper->{VARS}->{$var .'.lmarginunit'} = $ENV{"form.${var}.lmarginunit"};       $helper->{VARS}->{$var .'.lmarginunit'} = $env{"form.${var}.lmarginunit"}; 
   
     my $error = '';      my $error = '';
   

Removed from v.1.269  
changed lines
  Added in v.1.382


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