--- loncom/interface/lonprintout.pm 2009/04/20 09:57:17 1.551 +++ loncom/interface/lonprintout.pm 2009/09/22 14:28:50 1.561 @@ -1,7 +1,7 @@ # The LearningOnline Network # Printout # -# $Id: lonprintout.pm,v 1.551 2009/04/20 09:57:17 foxr Exp $ +# $Id: lonprintout.pm,v 1.561 2009/09/22 14:28:50 bisitz Exp $ # # Copyright Michigan State University Board of Trustees # @@ -70,6 +70,10 @@ my $ssi_last_error; # The error text fr my $ssi_retry_count = 5; # Some arbitrary value. +# Font size: + +my $font_size = 'normalsize'; # Default is normalsize... + # Fetch the contents of a resource, uninterpreted. # This is used here to fetch a latex file to be included @@ -100,7 +104,7 @@ sub fetch_raw_resource { sub annotate { my ($symb) = @_; - my $annotation_text = &Apache::admannotations::get_annotation($symb, 1); + my $annotation_text = &Apache::loncommon::get_annotation($symb, 1); my $result = ""; @@ -114,6 +118,24 @@ sub annotate { return $result; } +# +# Set a global document font size: +# This is done by replacing \begin{document} +# with \begin{document}{\some-font-directive +# and \end{document} with +# }\end{document +# +sub set_font_size { + + my ($text) = @_; + + $text =~ s/\\begin{document}/\\begin{document}{\\$font_size/; + $text =~ s/\\end{document}/}\\end{document}/; + return $text; + + +} + # include_pdf - PDF files are included into the # output as follows: # - The PDF, if necessary, is replicated. @@ -175,7 +197,7 @@ sub include_pdf { # -# ssi_with_retries - Does the server side include of a resource. +# ssi_with_retries- Does the server side include of a resource. # if the ssi call returns an error we'll retry it up to # the number of times requested by the caller. # If we still have a proble, no text is appended to the @@ -208,6 +230,10 @@ sub include_pdf { sub ssi_with_retries { my ($resource, $retries, %form) = @_; + my $target = $form{'grade_target'}; + my $aom = $form{'answer_output_mode'}; + + my ($content, $response) = &Apache::loncommon::ssi_with_retries($resource, $retries, %form); if (!$response->is_success) { @@ -922,6 +948,7 @@ sub old_character_chart { $result =~ s/&(rdquo|#8221);/\'\'/g; + return $result; } @@ -1059,9 +1086,9 @@ sub page_format_transformation { if ($selectionmade eq '4') { if ($choice eq 'all_problems') { - $assignment='Problems from the Whole Course'; + $assignment=&mt('Problems from the Whole Course'); } else { - $assignment='Resources from the Whole Course'; + $assignment=&mt('Resources from the Whole Course'); } } else { $assignment=&Apache::lonxml::latex_special_symbols($assignment,'header'); @@ -1283,6 +1310,180 @@ sub unsupported { return $result; } +# +# Map from helper layout style to the book/album: +# +sub map_laystyle { + my ($laystyle) = @_; + if ($laystyle eq 'L') { + $laystyle='album'; + } else { + $laystyle='book'; + } + return $laystyle; +} + +sub print_page_in_course { + my ($helper, $rparmhash, $currentURL, $resources) = @_; + my %parmhash = %$rparmhash; + my @page_resources = @$resources; + my $mode = $helper->{'VARS'}->{'LATEX_TYPE'}; + my $symb = $helper->{'VARS'}->{'symb'}; + + + my $format_from_helper = $helper->{'VARS'}->{'FORMAT'}; + + + my @temporary_array=split /\|/,$format_from_helper; + my ($laystyle,$numberofcolumns,$papersize,$pdfFormFields)=@temporary_array; + $laystyle = &map_laystyle($laystyle); + my ($textwidth,$textheight,$oddoffset,$evenoffset) = &page_format($papersize,$laystyle, + $numberofcolumns); + my $LaTeXwidth=&recalcto_mm($textwidth); + + + if ($mode ne '') {$mode='\\'.$mode} + my $result.= &print_latex_header($mode); + if ($currentURL=~m|^(/adm/wrapper/)?ext/|) { + $currentURL=~s|^(/adm/wrapper/)?ext/|http://|; + my $title=&Apache::lonnet::gettitle($symb); + $title = &Apache::lonxml::latex_special_symbols($title); + } else { + $result.=$currentURL; + } + $result .= '\\\\'; + + if ($helper->{'VARS'}->{'style_file'}=~/\w/) { + &Apache::lonnet::appenv({'construct.style' => + $helper->{'VARS'}->{'style_file'}}); + } elsif ($env{'construct.style'}) { + &Apache::lonnet::delenv('construct.style'); + } + + # First is the overall page description. This is then followed by the + # components of the page. Each of which must be printed independently. + + my $the_page = shift(@page_resources); + + foreach my $resource (@page_resources) { + my $resource_src = $resource->src(); # Essentially the URL of the resource. + $result .= $resource->title() . '\\\\'; + + # Recurse if a .page: + + if ($resource_src =~ /.page$/i) { + my $navmap = Apache::lonnavmaps::navmap->new(); + my @page_resources = $navmap->retrieveResources($resource_src); + $result .= &print_page_in_course($helper, $rparmhash, + $resource_src, \@page_resources); + } + # these resources go through the XML transformer: + + elsif ($resource_src =~ /\.(problem|exam|quiz|assess|survey|form|library|page|xml|html|htm\xhtml|xhtm)$/) { + my $urlp = &Apache::lonnet::clutter($resource_src); + my %form; + my %moreenv; + + &Apache::lonxml::remember_problem_counter(); + $moreenv{'request.filename'}=$urlp; + if ($helper->{'VARS'}->{'probstatus'} eq 'exam') {$form{'problemtype'}='exam';} + + $form{'grade_target'} = 'tex'; + $form{'textwidth'} = &get_textwidth($helper, $LaTeXwidth); + $form{'pdfFormFiels'} = $pdfFormFields; # + $form{'showallfoils'} = $helper->{'VARS'}->{'showallfoils'}; + + $form{'problem_split'}=$parmhash{'problem_stream_switch'}; + $form{'suppress_tries'}=$parmhash{'suppress_tries'}; + $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'}; + $form{'print_discussions'}=$helper->{'VARS'}->{'PRINT_DISCUSSIONS'}; + $form{'print_annotations'}=$helper->{'VARS'}->{'PRINT_ANNOTATIONS'}; + if (($helper->{'VARS'}->{'PRINT_DISCUSSIONS'} eq 'yes') || + ($helper->{'VARS'}->{'PRINT_ANNOTATIONS'} eq 'yes')) { + $form{'problem_split'}='yes'; + } + my $rndseed = time; + if ($helper->{'VARS'}->{'curseed'}) { + $rndseed=$helper->{'VARS'}->{'curseed'}; + } + $form{'rndseed'}=$rndseed; + &Apache::lonnet::appenv(\%moreenv); + + &Apache::lonxml::clear_problem_counter(); + + my $texversion = &ssi_with_retries($urlp, $ssi_retry_count, %form); + + # There seems to be an extraneous \vskip 1mm \\\\ : + + $texversion =~ s/^\\vskip 1mm \\\\\\\\//; + + # current document with answers.. no need to encap in minipage + # since there's only one answer. + + if(($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') || + ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) { + my %answerform = %form; + + + $answerform{'problem_split'}=$parmhash{'problem_stream_switch'}; + $answerform{'grade_target'}='answer'; + $answerform{'answer_output_mode'}='tex'; + $answerform{'rndseed'}=$rndseed; + if ($helper->{'VARS'}->{'probstatus'} eq 'exam') { + $answerform{'problemtype'}='exam'; + } + $resources_printed .= $urlp.':'; + my $answer=&ssi_with_retries($urlp,$ssi_retry_count, %answerform); + + if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') { + $texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/; + } else { + $texversion=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'}); + if ($helper->{'VARS'}->{'construction'} ne '1') { + my $title = &Apache::lonnet::gettitle($helper->{'VARS'}->{'symb'}); + $title = &Apache::lonxml::latex_special_symbols($title); + $texversion.='\vskip 0 mm \noindent\textbf{'.$title.'}\vskip 0 mm '; + $texversion.=&path_to_problem($urlp,$LaTeXwidth); + } else { + $texversion.='\vskip 0 mm \noindent\textbf{Prints from construction space - there is no title.}\vskip 0 mm '; + my $URLpath=$urlp; + $URLpath=~s/~([^\/]+)/public_html\/$1\/$1/; + $texversion.=&path_to_problem($URLpath,$LaTeXwidth); + } + $texversion.='\vskip 1 mm '.$answer.'\end{document}'; + } + + + + + + } + # Print annotations. + + + if ($helper->{'VARS'}->{'PRINT_ANNOTATIONS'} eq 'yes') { + my $annotation .= &annotate($currentURL); + $texversion =~ s/(\\keephidden{ENDOFPROBLEM})/$annotation$1/; + } + + if ($helper->{'VARS'}->{'TABLE_INDEX'} eq 'yes') { + $texversion=&IndexCreation($texversion,$currentURL); + } + if ($helper->{'VARS'}->{'CONSTR_RESOURSE_URL'} eq 'yes') { + $texversion=~s/(\\addcontentsline\{toc\}\{subsection\}\{[^\}]*\})/$1 URL: \\verb|$currentURL| \\strut\\\\\\strut /; + + } + $result .= $texversion; + if ($currentURL=~m/\.page\s*$/) { + ($result,$numberofcolumns) = &page_cleanup($result); + } + } + } + + $result.= '\vskip 0.5mm\noindent\makebox[\textwidth/$number_of_columns][b]{\hrulefill} \end{document}'; + return $result; +} + # # List of recently generated print files @@ -1453,7 +1654,7 @@ sub print_construction_sequence { $result.=$texversion; } elsif ($urlp=~/\.(sequence|page)$/) { - + # header: $result.='\strut\newline\noindent Sequence/page '.$urlp.'\strut\newline\noindent\makebox[\textwidth/$number_of_columns][b]{\hrulefill}\newline\noindent '; @@ -1474,10 +1675,17 @@ sub print_construction_sequence { } } elsif ($urlp =~ /\.pdf$/i) { - &Apache::lonnet::logthis("include_pdf 3"); - - my $texversion = &include_pdf($urlp); + my $texversion; + if ($member != 0) { + $texversion .= '\cleardoublepage'; + } + + $texversion .= &include_pdf($urlp); $texversion = &latex_header_footer_remove($texversion); + if ($member != $#order) { + $texversion .= '\\ \cleardoublepage'; + } + $result .= $texversion; } } @@ -1490,6 +1698,7 @@ sub output_data { my %parmhash = %$rparmhash; $ssi_error = 0; # This will be set nonzero by failing ssi's. $resources_printed = ''; + $font_size = $helper->{'VARS'}->{'fontsize'}; my $do_postprocessing = 1; my $js = < @@ -1519,8 +1728,16 @@ sub output_data { ENDPART - - my $start_page = &Apache::loncommon::start_page('Preparing Printout',$js); + # Breadcrumbs + #FIXME: Choose better/different breadcrumbs?!? Links? + my $brcrum = [{'href' => '', + 'text' => 'Helper'}, #FIXME: Different origin possible than print out helper? + {'href' => '', + 'text' => 'Preparing Printout'}]; + + my $start_page = &Apache::loncommon::start_page('Preparing Printout', + $js, + {'bread_crumbs' => $brcrum,}); my $msg = &mt('Please stand by while processing your print request, this may take some time ...'); $r->print($start_page."\n

\n$msg\n

\n"); @@ -1542,11 +1759,8 @@ ENDPART my $number_of_columns = 1; #used only for pages to determine the width of the cell my @temporary_array=split /\|/,$format_from_helper; my ($laystyle,$numberofcolumns,$papersize,$pdfFormFields)=@temporary_array; - if ($laystyle eq 'L') { - $laystyle='album'; - } else { - $laystyle='book'; - } + + $laystyle = &map_laystyle($laystyle); my ($textwidth,$textheight,$oddoffset,$evenoffset) = &page_format($papersize,$laystyle,$numberofcolumns); my $assignment = $env{'form.assignment'}; my $LaTeXwidth=&recalcto_mm($textwidth); @@ -1600,7 +1814,7 @@ ENDPART } $selectionmade = 1; if ($cleanURL!~m|^/adm/| - && $cleanURL=~/\.(problem|exam|quiz|assess|survey|form|library|page|xml|html|htm|xhtml|xhtm)$/) { + && $cleanURL=~/\.(problem|exam|quiz|assess|survey|form|library|xml|html|htm|xhtml|xhtm)$/) { my $rndseed=time; my $texversion=''; if ($helper->{'VARS'}->{'ANSWER_TYPE'} ne 'only') { @@ -1693,8 +1907,10 @@ ENDPART ($result,$number_of_columns) = &page_cleanup($result); } } elsif ($cleanURL!~m|^/adm/| - && $currentURL=~/\.sequence$/ && $helper->{'VARS'}->{'construction'} eq '1') { + && $currentURL=~/\.(sequence|page)$/ && $helper->{'VARS'}->{'construction'} eq '1') { #printing content of sequence from the construction space + + $currentURL=~s|\/~([^\/]+)\/|\/home\/$1\/public_html\/|; # $result .= &print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'}); $result .= &print_construction_sequence($currentURL, $helper, %form, @@ -1728,10 +1944,20 @@ ENDPART $do_postprocessing = 0; # Don't massage the result. } elsif ($cleanURL =~ /\.pdf$/i) { - &Apache::lonnet::logthis("include_pdf 1"); $result .= &include_pdf($cleanURL); $result .= '\end{document}'; + } elsif ($cleanURL =~ /\.page$/i) { # Print page in non construction space contexts. + + # Determine the set of resources in the map of the page: + + my $navmap = Apache::lonnavmaps::navmap->new(); + my @page_resources = $navmap->retrieveResources($cleanURL); + $result .= &print_page_in_course($helper, $rparmhash, + $cleanURL, \@page_resources); + + } else { + &Apache::lonnet::logthis("Unsupported type handler"); $result.=&unsupported($currentURL,$helper->{'VARS'}->{'LATEX_TYPE'}, $helper->{'VARS'}->{'symb'}); } @@ -1802,6 +2028,7 @@ ENDPART &Apache::lonxml::remember_problem_counter(); $texversion.=&ssi_with_retries($urlp, $ssi_retry_count, %form); if ($urlp=~/\.page$/) { + ($texversion,my $number_of_columns_page) = &page_cleanup($texversion); if ($number_of_columns_page > $number_of_columns) {$number_of_columns=$number_of_columns_page;} $texversion =~ s/\\end{document}\d*/\\end{document}/; @@ -1824,6 +2051,7 @@ ENDPART } else { if ($urlp=~/\.(problem|exam|quiz|assess|survey|form|library)$/) { $texversion=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'}); + $texversion =~ s/\\begin{document}//; 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 '; @@ -1859,6 +2087,7 @@ ENDPART $assignment, $courseidinfo, $name); + if ($numberofcolumns eq '1') { $result .='\newpage \noindent\parbox{\minipagewidth}{\noindent\\lhead{'.$header_text.'}} \vskip 5 mm '; } else { @@ -1888,8 +2117,6 @@ ENDPART if ($i > 0) { $result .= '\cleardoublepage'; } - &Apache::lonnet::logthis("include_pdf 2"); - $result .= &include_pdf($urlp); if ($i != $#master_seq) { if ($numberofcolumns eq '1') { @@ -1970,7 +2197,7 @@ ENDPART my @master_seq=split /\|\|\|/, $helper->{'VARS'}->{'RESOURCES'}; #loop over students - my $flag_latex_header_remove = 'NO'; + my $flag_latex_header_remove = 'NO'; my %moreenv; $moreenv{'instructor_comments'}='hide'; $moreenv{'textwidth'}=&get_textwidth($helper,$LaTeXwidth); @@ -2216,6 +2443,11 @@ ENDPART $URLback=~s|^/~|/priv/|; } } + # + # Final adjustment of the font size: + # + + $result = set_font_size($result); #-- writing .tex file in prtspool my $temp_file; @@ -2300,7 +2532,7 @@ ENDPART # If there's been an unrecoverable SSI error, report it to the user if ($ssi_error) { my $helpurl = &Apache::loncommon::top_nav_help('Helpdesk'); - $r->print('

'.&mt('An unrecoverable network error occurred:').'

'. + $r->print('

'.&mt('An unrecoverable network error occurred:').'

'. &mt('At least one of the resources you chose to print could not be rendered due to an unrecoverable error when communicating with a server:'). '
'.$ssi_last_error_resource.'
'.$ssi_last_error. '

'.&mt('You can continue using the link provided below, but make sure to carefully inspect your output file! The errors will be marked in the file.').'
'. @@ -2385,7 +2617,6 @@ sub print_resources { if ($res_url!~m|^ext/| && $res_url=~/\.(problem|exam|quiz|assess|survey|form|library|page|xml|html|htm|xhtml|xhtm)$/) { $printed .= $curresline.':'; - &Apache::lonxml::remember_problem_counter(); my $rendered = &get_student_view_with_retries($curresline,$ssi_retry_count,$username,$userdomain,$env{'request.course.id'},'tex',$moreenv); @@ -2407,6 +2638,7 @@ sub print_resources { my $header =&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'}); + $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 '; @@ -2442,7 +2674,13 @@ sub print_resources { $rendered =~ s/\\end{document}//; } $current_output .= $rendered.'\vskip 0.5mm\noindent\makebox[\textwidth/$number_of_columns][b]{\hrulefill}\strut \vskip 0 mm \strut '; - + } elsif($res_url = ~/\.pdf$/) { + my $url = &Apache::lonnet::clutter($res_url); + my $rendered = &include_pdf($url); + if ($remove_latex_header ne 'NO') { + $rendered = &latex_header_footer_remove($rendered); + } + $current_output .= $rendered; } else { my $rendered = &unsupported($res_url,$helper->{'VARS'}->{'LATEX_TYPE'},$curresline); if ($remove_latex_header ne 'NO') { @@ -2457,6 +2695,8 @@ sub print_resources { } if (&Apache::loncommon::connection_aborted($r)) { last; } } + + my $courseidinfo = &get_course(); my $currentassignment=&Apache::lonxml::latex_special_symbols($helper->{VARS}->{'assignment'},'header'); my $header_line = @@ -2465,7 +2705,6 @@ sub print_resources { my $header_start = ($columns_in_format == 1) ? '\lhead' : '\fancyhead[LO]'; $header_line = $header_start.'{'.$header_line.'}'; - if ($current_output=~/\\documentclass/) { $current_output =~ s/\\begin{document}/\\setlength{\\topmargin}{1cm} \\begin{document}\\noindent\\parbox{\\minipagewidth}{\\noindent$header_line$namepostfix}\\vskip 5 mm /; } else { @@ -3144,7 +3383,6 @@ CHOOSE_ANON2 )) && $helper->{VARS}->{'assignment'} eq "" ) { - my $pretty_dir = &Apache::lonnet::hreflocation($subdir); push @{$printChoices}, [&mt('Selected [_1]Problems[_2] from current subdirectory [_3]','','',''.$pretty_dir.'','',''), 'problems_from_directory', 'CHOOSE_FROM_SUBDIR']; my $xmlfrag = <' .'

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

' .&Apache::lonhtmlcommon::start_pick_box() -# .&Apache::lonhtmlcommon::row_headline() -# .'

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

' -# .&Apache::lonhtmlcommon::row_closure() .&Apache::lonhtmlcommon::row_title( '