--- loncom/interface/lonprintout.pm 2010/05/24 09:36:26 1.579 +++ loncom/interface/lonprintout.pm 2011/09/15 16:33:57 1.583.2.5 @@ -2,7 +2,7 @@ # The LearningOnline Network # Printout # -# $Id: lonprintout.pm,v 1.579 2010/05/24 09:36:26 foxr Exp $ +# $Id: lonprintout.pm,v 1.583.2.5 2011/09/15 16:33:57 raeburn Exp $ # # Copyright Michigan State University Board of Trustees # @@ -256,6 +256,46 @@ CHOOSE_ANON1 return $result; } +# Returns the XML for choosing how assignments are to be formatted +# that text must still be parsed by the helper xml parser. +# Parameters: 3 (required) + +# helper - The helper; $helper->{'VARS'}->{'PRINT_TYPE'} used +# to check if splitting PDFs by section can be offered. +# title - Title for the current state. +# this_state - State name of the chooser. + +sub generate_format_selector { + my ($helper,$title,$this_state) = @_; + my $secpdfoption; + unless (($helper->{'VARS'}->{'PRINT_TYPE'} eq 'problems_for_anon') || + ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'problems_for_anon_page') || + ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'resources_for_anon') ) { + $secpdfoption = 'Each PDF contains exactly one section'; + } + return < +
How should the results be printed?
 + + Start each student\'s assignment on a new page/column (add a pagefeed after each assignment) + Add one empty page/column after each student\'s assignment + Add two empty pages/column after each student\'s assignment + Add three empty pages/column after each student\'s assignment + + PAGESIZE +
How do you want assignments split into PDF files? + + All assignments in a single PDF file + $secpdfoption + Each PDF contains exactly one assignment + + Specify the number of assignments per PDF: + + +RESOURCE_SELECTOR +} + + #----------------------------------------------------------------------- @@ -511,12 +551,12 @@ sub printf_style_subst { # %s - The section if it is supplied. # sub format_page_header { - my ($width, $format, $assignment, $course, $student, $section) = @_; + my ($width, $format, $assignment, $course, $student) = @_; $width = &recalcto_mm($width); # Get width in mm. - my $chars_per_line = int($width/1.6); # Character/textline. + my $chars_per_line = int($width/2); # Character/textline. # Default format? @@ -532,58 +572,37 @@ sub format_page_header { # - Allow the assignment to be 2 lines (wrapped). # - - - my $name_length = int($chars_per_line *3 /4); - my $sec_length = int($chars_per_line / 5); - - $format = "%$name_length".'n'; + my $firstline = "$student $course"; + if (length($firstline) > $chars_per_line) { + my $lastchar = $chars_per_line - length($student) - 1; + if ($lastchar > 0) { + $course = substr($course, 0, $lastchar); + } else { # Nothing left of course: + $course = ''; + } + } + if (length($assignment) > $chars_per_line) { + $assignment = substr($assignment, 0, $chars_per_line); + } - if ($section) { - $format .= ' - Sec: '."%$sec_length".'s'; - } + $format = "\\textbf{$student} $course \\hfill \\thepage \\\\ \\textit{$assignment}"; - $format .= '\\\\%c \\\\ %a'; - + } else { + # An open question is how to handle long user formatted page headers... + # A possible future is to support e.g. %na so that the user can control + # the truncation of the elements that can appear in the header. + # + $format = &printf_style_subst("a", $format, $assignment); + $format = &printf_style_subst("c", $format, $course); + $format = &printf_style_subst("n", $format, $student); + + # If the user put %'s in the format string, they must be escaped + # to \% else LaTeX will think they are comments and terminate + # the line.. which is bad!!! } - # An open question is how to handle long user formatted page headers... - # A possible future is to support e.g. %na so that the user can control - # the truncation of the elements that can appear in the header. - # - $format = &printf_style_subst("a", $format, $assignment); - $format = &printf_style_subst("c", $format, $course); - $format = &printf_style_subst("n", $format, $student); - $format = &printf_style_subst("s", $format, $section); - - # If the user put %'s in the format string, they must be escaped - # to \% else LaTeX will think they are comments and terminate - # the line.. which is bad!!! - - # If the user has role author, $course and $assignment are empty so - # there is '\\ \\ ' in the page header. That's cause a error in LaTeX - if($format =~ /\\\\\s\\\\\s/) { - #TODO find sensible caption for page header - my $testPrintout = '\\\\'.&mt('Construction Space').' \\\\'.&mt('Test-Printout '); - $format =~ s/\\\\\s\\\\\s/$testPrintout/; - } - # - # We're going to trust LaTeX to break lines appropriately, but - # we'll truncate anything that's more than 3 lines worth of - # text. This is also assuming (which will probably end badly) - # nobody's going to embed LaTeX control sequences in the title - # header or rather that those control sequences won't get broken - # by the stuff below. - # - my $total_length = 3*$chars_per_line; - if (length($format) > $total_length) { - $format = substr($format, 0, $total_length); - } - - return $format; - } # @@ -1279,8 +1298,6 @@ sub get_course { my $courseidinfo; if (defined($env{'request.course.id'})) { $courseidinfo = &Apache::lonxml::latex_special_symbols(&unescape($env{'course.'.$env{'request.course.id'}.'.description'}),'header'); - my $sec = $env{'request.course.sec'}; - } return $courseidinfo; } @@ -1303,6 +1320,7 @@ sub page_format_transformation { my $name = &get_name(); my $courseidinfo = &get_course(); + if (defined($courseidinfo)) { $courseidinfo=' - '.$courseidinfo } my $header_text = $parmhash{'print_header_format'}; $header_text = &format_page_header($textwidth, $header_text, $assignment, $courseidinfo, $name); @@ -1560,7 +1578,9 @@ sub print_page_in_course { my $title=&Apache::lonnet::gettitle($symb); $title = &Apache::lonxml::latex_special_symbols($title); } else { - $result.=$currentURL; + my $esc_currentURL= $currentURL; + $esc_currentURL =~ s/_/\\_/g; + $result.=$esc_currentURL; } $result .= '\\\\'; @@ -1590,7 +1610,7 @@ sub print_page_in_course { } # these resources go through the XML transformer: - elsif ($resource_src =~ /\.(problem|exam|quiz|assess|survey|form|library|page|xml|html|htm|xhtml|xhtm)$/) { + elsif ($resource_src =~ /\.(problem|exam|quiz|assess|survey|form|library|xml|html|htm|xhtml|xhtm)$/) { my $urlp = &Apache::lonnet::clutter($resource_src); my %form; my %moreenv; @@ -1601,7 +1621,7 @@ sub print_page_in_course { $form{'grade_target'} = 'tex'; $form{'textwidth'} = &get_textwidth($helper, $LaTeXwidth); - $form{'pdfFormFields'} = $pdfFormFields; # + $form{'pdfFormFields'} = 'no'; $form{'showallfoils'} = $helper->{'VARS'}->{'showallfoils'}; $form{'problem_split'}=$parmhash{'problem_stream_switch'}; @@ -1705,8 +1725,8 @@ sub print_page_in_course { # List of recently generated print files # sub recently_generated { - my $r=shift; - my $prtspool=$r->dir_config('lonPrtDir'); + my ($prtspool) = @_; + my $output; my $zip_result; my $pdf_result; opendir(DIR,$prtspool); @@ -1739,10 +1759,10 @@ sub recently_generated { if ($ext eq 'zip') { $zip_result .= $result; } } if ($zip_result || $pdf_result) { - $r->print('
'); + $output ='
'; } if ($zip_result) { - $r->print('

'.&mt('Recently generated printout zip files')."

\n" + $output .='

'.&mt('Recently generated printout zip files')."

\n" .&Apache::loncommon::start_data_table() .&Apache::loncommon::start_data_table_header_row() .''.&mt('Download').'' @@ -1750,11 +1770,10 @@ sub recently_generated { .''.&mt('File Size (Bytes)').'' .&Apache::loncommon::end_data_table_header_row() .$zip_result - .&Apache::loncommon::end_data_table() - ); + .&Apache::loncommon::end_data_table(); } if ($pdf_result) { - $r->print('

'.&mt('Recently generated printouts')."

\n" + $output .='

'.&mt('Recently generated printouts')."

\n" .&Apache::loncommon::start_data_table() .&Apache::loncommon::start_data_table_header_row() .''.&mt('Download').'' @@ -1762,9 +1781,9 @@ sub recently_generated { .''.&mt('File Size (Bytes)').'' .&Apache::loncommon::end_data_table_header_row() .$pdf_result - .&Apache::loncommon::end_data_table() - ); + .&Apache::loncommon::end_data_table(); } + return $output; } # @@ -2110,7 +2129,7 @@ ENDPART my %form; $form{'grade_target'} = 'tex'; $form{'textwidth'} = &get_textwidth($helper, $LaTeXwidth); - $form{'pdfFormFields'} = $pdfFormFields; + $form{'pdfFormFields'} = 'no'; # If form.showallfoils is set, then request all foils be shown: # privilege will be enforced both by not allowing the @@ -2130,7 +2149,6 @@ ENDPART &Apache::lonnet::delenv('construct.style'); } - if ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'current_document') { #-- single document - problem, page, html, xml, ... my ($currentURL,$cleanURL); @@ -2300,9 +2318,9 @@ ENDPART ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'all_problems') or ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'all_resources') or # BUGBUG ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'select_sequences') - ) { - + ) { + #-- produce an output string if (($helper->{'VARS'}->{'PRINT_TYPE'} eq 'map_problems') or ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'map_problems_in_page') ) { @@ -2365,7 +2383,13 @@ ENDPART &Apache::lonxml::remember_problem_counter(); if ($flag_latex_header_remove eq 'NO') { $texversion.=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'}); # RF - $flag_latex_header_remove = 'YES'; + unless (($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only') || + (($i==0) && + (($urlp=~/\.page$/) || + ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'map_problems_in_page') || + ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'map_resources_in_page')))) { + $flag_latex_header_remove = 'YES'; + } } $texversion.=&ssi_with_retries($urlp, $ssi_retry_count, %form); if ($urlp=~/\.page$/) { @@ -2373,7 +2397,7 @@ ENDPART if ($number_of_columns_page > $number_of_columns) {$number_of_columns=$number_of_columns_page;} $texversion =~ s/\\end{document}\d*/\\end{document}/; $flag_page_in_sequence = 'YES'; - } + } if(($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') || ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) { @@ -2385,13 +2409,22 @@ ENDPART &Apache::lonxml::restore_problem_counter(); my $answer=&ssi_with_retries($urlp, $ssi_retry_count, %answerform); - + if ($urlp =~ /\.page$/) { + $answer =~ s/\\end{document}(\d*)$//; + } if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') { - $texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/; + if ($urlp =~ /\.page$/) { + my @probs = split(/\\keephidden{ENDOFPROBLEM}/,$texversion); + my $lastprob = pop(@probs); + $texversion = join('\keephidden{ENDOFPROBLEM}',@probs). + $answer.'\keephidden{ENDOFPROBLEM}'.$lastprob; + } else { + $texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/; + } } else { - if ($urlp=~/\.(problem|exam|quiz|assess|survey|form|library)$/) { + if ($urlp=~/\.(problem|exam|quiz|assess|survey|form|library|page)$/) { $texversion=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'}); - $texversion =~ s/\\begin{document}//; +# $texversion =~ s/\\begin{document}//; # FIXME my $title = &Apache::lonnet::gettitle($master_seq[$i]); $title = &Apache::lonxml::latex_special_symbols($title); my $body ='\vskip 0 mm \noindent\textbf{'.$title.'}\vskip 0 mm '; @@ -2421,6 +2454,7 @@ ENDPART if (($selectionmade == 4) and ($assignment ne $prevassignment)) { my $name = &get_name(); my $courseidinfo = &get_course(); + if (defined($courseidinfo)) { $courseidinfo=' - '.$courseidinfo } $prevassignment=$assignment; my $header_text = $parmhash{'print_header_format'}; $header_text = &format_page_header($textwidth, $header_text, @@ -2457,7 +2491,11 @@ ENDPART if ($i > 0) { $result .= '\cleardoublepage'; } - $result .= &include_pdf($urlp); + my $texfrompdf = &include_pdf($urlp); + if ($flag_latex_header_remove ne 'NO') { + $texfrompdf = &latex_header_footer_remove($texfrompdf); + } + $result .= $texfrompdf; if ($i != $#master_seq) { if ($numberofcolumns eq '1') { $result .= '\newpage'; @@ -2480,7 +2518,7 @@ ENDPART } $result .= $texversion; $flag_latex_header_remove = 'YES'; - } + } if (&Apache::loncommon::connection_aborted($r)) { last; } @@ -2581,7 +2619,8 @@ ENDPART $resources_printed .= ":"; $print_array[$i].=$output; $student_names[$i].=$person.':'.$fullname.'_END_'; - &Apache::lonhtmlcommon::Increment_PrgWin($r,\%prog_state,&mt('last student').' '.$fullname); +# &Apache::lonhtmlcommon::Increment_PrgWin($r,\%prog_state,&mt('last student').' '.$fullname); + &Apache::lonhtmlcommon::Increment_PrgWin($r,\%prog_state,'last student'); $flag_latex_header_remove = 'YES'; if (&Apache::loncommon::connection_aborted($r)) { last; } } @@ -2654,7 +2693,8 @@ ENDPART my ($type) = split(/_/,$helper->{'VARS'}->{'PRINT_TYPE'}); &adjust_number_to_print($helper); my $number_per_page=$helper->{'VARS'}->{'NUMBER_TO_PRINT'}; - if ($number_per_page eq '0' || $number_per_page eq 'all') { + if ($number_per_page eq '0' || $number_per_page eq 'all' + || $number_per_page eq 'section') { $number_per_page=$num_todo; } my $flag_latex_header_remove = 'NO'; @@ -2955,7 +2995,7 @@ sub print_resources { $i++; if ( !($type eq 'problems' && - ($curresline!~ m/\.(problem|exam|quiz|assess|survey|form|library)$/)) ) { + ($curresline!~ m/\.(problem|exam|quiz|assess|survey|form|library|page)$/)) ) { my ($map,$id,$res_url) = &Apache::lonnet::decode_symb($curresline); if (&Apache::lonnet::allowed('bre',$res_url)) { if ($res_url!~m|^ext/| @@ -2964,6 +3004,18 @@ sub print_resources { &Apache::lonxml::remember_problem_counter(); my $rendered = &get_student_view_with_retries($curresline,$ssi_retry_count,$username,$userdomain,$env{'request.course.id'},'tex',$moreenv); + if ($res_url =~ /\.page$/) { + if ($remove_latex_header eq 'NO') { + if (!($rendered =~ /\\begin\{document\}/)) { + $rendered = &print_latex_header().$rendered; + } + } + if ($remove_latex_header eq 'YES') { + $rendered = &latex_header_footer_remove($rendered); + } else { + $rendered =~ s/\\end{document}\d*//; + } + } if(($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. @@ -2981,7 +3033,9 @@ sub print_resources { my $header =&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'}); - $header =~ s/\\begin{document}//; #<<<<< + unless ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only') { + $header =~ s/\\begin{document}//; #<<<<< + } my $title = &Apache::lonnet::gettitle($curresline); $title = &Apache::lonxml::latex_special_symbols($title); my $body ='\vskip 0 mm \noindent\textbf{'.$title.'}\vskip 0 mm '; @@ -3042,20 +3096,21 @@ sub print_resources { if (&Apache::loncommon::connection_aborted($r)) { last; } } - + if ($syllabus_first) { + $current_output =~ s/\\\\ Last updated:/Last updated:/ + } 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'); my $header_line = &format_page_header($LaTeXwidth, $parmhash{'print_header_format'}, - $currentassignment, $courseidinfo, $fullname, $usersection); + $currentassignment, $courseidinfo, $fullname); my $header_start = ($columns_in_format == 1) ? '\lhead' : '\fancyhead[LO]'; $header_line = $header_start.'{'.$header_line.'}'; - if ($current_output=~/\\documentclass/ && (!$syllabus_first)) { + if ($current_output=~/\\documentclass/) { $current_output =~ s/\\begin{document}/\\setlength{\\topmargin}{1cm} \\begin{document}\\noindent\\parbox{\\minipagewidth}{\\noindent$header_line$namepostfix}\\vskip 5 mm /; - } elsif ($syllabus_first) { - - $current_output =~ s/\\\\ Last updated:/Last updated:/ } else { my $blankpages = '\clearpage\strut\clearpage'x$helper->{'VARS'}->{'EMPTY_PAGES'}; @@ -3128,6 +3183,11 @@ sub init_perm { $perm{'pfo'}=&Apache::lonnet::allowed('pfo', $env{'request.course.id'}.'/'.$env{'request.course.sec'}); } + $perm{'vgr'}=&Apache::lonnet::allowed('vgr',$env{'request.course.id'}); + if (!$perm{'vgr'}) { + $perm{'vgr'}=&Apache::lonnet::allowed('vgr', + $env{'request.course.id'}.'/'.$env{'request.course.sec'}); + } } sub get_randomly_ordered_warning { @@ -3540,27 +3600,10 @@ ALL_PROBLEMS $map, $isProblem, '', $symbFilter, $start_new_option); - $resource_selector .= < -
How should the results be printed?
 - - Start each student\'s assignment on a new page/column (add a pagefeed after each assignment) - Add one empty page/column after each student\'s assignment - Add two empty pages/column after each student\'s assignment - Add three empty pages/column after each student\'s assignment - - PAGESIZE -
How do you want assignments split into PDF files? - - All assignments in a single PDF file - Each PDF contains exactly one section - Each PDF contains exactly one assignment - - Specify the number of assignments per PDF: - - -RESOURCE_SELECTOR - $resource_selector .= &generate_resource_chooser('CHOOSE_STUDENTS_PAGE', + $resource_selector .= &generate_format_selector($helper, + 'How should results be printed?', + 'PRINT_FORMATTING'). + &generate_resource_chooser('CHOOSE_STUDENTS_PAGE', 'Select Problem(s) to print', "multichoice='1' addstatus='1' closeallpages ='1'", 'RESOURCES', @@ -3688,28 +3731,11 @@ RESOURCE_SELECTOR $start_new_option - - - NUMBER_PER_PDF -
How should the results be printed?
 - - Start each student\'s assignment on a new page/column (add a pagefeed after each assignment) - Add one empty page/column after each student\'s assignment - Add two empty pages/column after each student\'s assignment - Add three empty pages/column after each student\'s assignment - - PAGESIZE -
How do you want assignments split into PDF files? - - All assignments in a single PDF file - Each PDF contains exactly one section - Each PDF contains exactly one assignment - - Specify the number of assignments per PDF: - - RESOURCE_SELECTOR + $resource_selector .= &generate_format_selector($helper, + 'Format of the print job', + 'PRINT_FORMATTING'); &Apache::lonxml::xmlparse($r, 'helper', < @@ -3867,7 +3893,7 @@ CHOOSE_FROM_ANY_SEQUENCE my $startedTable = 0; # have we started an HTML table yet? (need # to close it later) - if (($perm{'pav'} and &Apache::lonnet::allowed('vgr',$env{'request.course.id'})) or + if (($perm{'pav'} and $perm{'vgr'}) or ($helper->{VARS}->{'construction'} eq '1')) { &addMessage('
' .'

'.&mt('Print Options').'

' @@ -4114,10 +4140,12 @@ PROBTYPE return $helper; } - $r->print($helper->display()); + my $footer; if ($helper->{STATE} eq 'START') { - &recently_generated($r); + my $prtspool=$r->dir_config('lonPrtDir'); + $footer = &recently_generated($prtspool); } + $r->print($helper->display($footer)); &Apache::lonhelper::unregisterHelperTags(); return OK; @@ -4193,9 +4221,6 @@ sub render { my $PaperType=&mt('Paper type'); my $landscape=&mt('Landscape'); my $portrait=&mt('Portrait'); - my $pdfFormLabel=&mt('PDF-Formfields'); - my $with=&mt('with Formfields'); - my $without=&mt('without Formfields'); $result.='

'.&mt('Layout Options').'

' @@ -4204,7 +4229,6 @@ sub render { .''.$PageLayout.'' .''.$NumberOfColumns.'' .''.$PaperType.'' - .''.$pdfFormLabel.'' .&Apache::loncommon::end_data_table_header_row() .&Apache::loncommon::start_data_table_row() .'' @@ -4245,12 +4269,6 @@ sub render { $result .= < - - - HTML $result.=&Apache::loncommon::end_data_table_row() .&Apache::loncommon::end_data_table();