--- loncom/interface/lonprintout.pm 2001/09/18 14:30:55 1.3 +++ loncom/interface/lonprintout.pm 2002/02/21 04:13:20 1.15 @@ -1,6 +1,30 @@ # The LearningOnline Network # Printout # +# $Id: lonprintout.pm,v 1.15 2002/02/21 04:13:20 albertel Exp $ +# +# Copyright Michigan State University Board of Trustees +# +# This file is part of the LearningOnline Network with CAPA (LON-CAPA). +# +# LON-CAPA is free software; you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation; either version 2 of the License, or +# (at your option) any later version. +# +# LON-CAPA is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with LON-CAPA; if not, write to the Free Software +# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA +# +# /home/httpd/html/adm/gpl.txt +# +# http://www.lon-capa.org/ +# # (Internal Server Error Handler # # (Login Screen @@ -16,10 +40,12 @@ package Apache::lonprintout; use strict; -use Apache::Constants qw(:common); +use Apache::Constants qw(:common :http); use Apache::lonxml; use Apache::lonnet; -use Apache::File; +use Apache::inputtags; +use Apache::edit; +use Apache::File(); @@ -41,8 +67,10 @@ sub menu_for_output { my $r = shift; $r->print(< - Standard LaTeX output for current document

- Standard LaTeX output for the whole sequence

+ + Standard LaTeX output for current document
+ Standard LaTeX output for the primary sequence
+ Standard LaTeX output for the top level sequence
@@ -65,53 +93,223 @@ ENDPART my $choice = $ENV{'form.choice'}; my $result = ''; my %mystyle; + my $filename; if ($choice eq 'Standard LaTeX output for current document') { - - my $file=&Apache::lonnet::filelocation("",'/res/'.$ENV{'request.ambiguous'}); - my $filecontents=&Apache::lonnet::getfile($file); - $result = &Apache::lonxml::xmlparse('tex',$filecontents,'',%mystyle); - - my $tempo_file; - my $file = 'temp.tex'; - unless ($tempo_file = Apache::File->new($file)) { - $r->log_error("Couldn't open $file for output"); - return SERVER_ERROR; - } - - $r->print($result); - - } elsif ($choice eq 'Standard LaTeX output for the whole sequence') { + my %moreenv; + my $currequest=$ENV{'request.filename'}; + $moreenv{'form.grade_target'}='tex'; + $moreenv{'request.filename'}=$ENV{'form.url'}; + &Apache::lonnet::appenv(%moreenv); + my $texversion=&Apache::lonnet::ssi($ENV{'form.url'}); + &Apache::lonnet::delenv('form.grade_target'); + %moreenv = (); + $moreenv{'request.filename'}=$currequest; + &Apache::lonnet::appenv(%moreenv); + $result .= $texversion; + } elsif ($choice eq 'Standard LaTeX output for the primary sequence') { + my @master_seq = (); + my $keyword = 0; + my $output_seq = ''; my $current_file = '/res/'.$ENV{'request.ambiguous'}; $current_file =~ s/(\/res\/physnet\/physnet)(\/m\d+)\/(.*)/$1$2$2\.sequence/; - my $file=&Apache::lonnet::filelocation("",$current_file); + while ($current_file ne '') { + my $file=&Apache::lonnet::filelocation("",$current_file); + my $filecontents=&Apache::lonnet::getfile($file); + my @file_seq = &content_map($filecontents); + if (defined @file_seq) { +#-- adding an additional array to the master one + if (defined @master_seq) { + my $old_value = $#master_seq; + my $total_value = $#master_seq + $#file_seq +2; + for (my $j=0; $j<=$old_value-$keyword+1; $j++) { + $master_seq[$total_value-$j] = $master_seq[$old_value-$j]; + } + for (my $j=0; $j<=$#file_seq; $j++){ + $master_seq[$keyword+$j] = $file_seq[$j]; + } + @file_seq = (); + $keyword = 0; + } else { + @master_seq = @file_seq; + @file_seq = (); + } + } +#-- checking wether .sequence file is among the set of files + $current_file = ''; + for (my $i=0; $i<=$#file_seq; $i++) { + $_ = $file_seq[$i]; + if (m/(.*)\.sequence/) { + $current_file = $_; + $keyword = $i; + last; + } + } + } +#-- produce an output string + for (my $i=0;$i<=$#master_seq;$i++) { + $_ = $master_seq[$i]; + m/\"(.*)\"/; + if (index($1,'-tc.xml',0)==-1) { + my $file=&Apache::lonnet::filelocation("",$1); + my $filecontents=&Apache::lonnet::getfile($file); + $output_seq .= $filecontents; + } + } +#-- cleanup of output string (temporary cbi-specific) + $output_seq =~ s///g; + $output_seq =~ s/<\/physnet>//g; + $output_seq = ''.$output_seq.' '; +#-- final accord + $result = &Apache::lonxml::xmlparse('tex',$output_seq,'',%mystyle); + } elsif ($choice eq 'Standard LaTeX output for the top level sequence') { + +#-- where is the main sequence of the course? + + my @master_seq = (); + my $keyword = 0; + my $output_seq = ''; + + my $main_seq = '/res/'.$ENV{'request.course.uri'}; + my $file=&Apache::lonnet::filelocation("",$main_seq); my $filecontents=&Apache::lonnet::getfile($file); - $result = &Apache::lonxml::xmlparse('tex',$filecontents,'',%mystyle); + my @file_seq = &content_map($filecontents); - $result = &content_map($result); - $r->print($result); +#-- temporary solution (without sequence inside sequence) - have to be generalized + +# if (defined @master_seq) { +# my $old_value = $#master_seq; +# my $total_value = $#master_seq + $#file_seq +2; +# for (my $j=0; $j<=$old_value-$keyword+1; $j++) { +# $master_seq[$total_value-$j] = $master_seq[$old_value-$j]; +# } +# for (my $j=0; $j<=$#file_seq; $j++){ +# $master_seq[$keyword+$j] = $file_seq[$j]; +# } +# @file_seq = (); +# $keyword = 0; +# } else { + @master_seq = @file_seq; +# @file_seq = (); +# } + +#-- checking wether .sequence file is among the set of files +# my $current_file = ''; +# for (my $i=0; $i<=$#file_seq; $i++) { +# $_ = $file_seq[$i]; +# if (m/(.*)\.sequence/) { +# $current_file = $_; +# $keyword = $i; +# last; +# } +# } + +#-- produce an output string + for (my $i=0;$i<=$#master_seq;$i++) { + $_ = $master_seq[$i]; + m/\"(.*)\"/; + $_ = $1; + my $urlp = $1; + if (/\.problem/) { + my %moreenv; + $moreenv{'form.grade_target'}='tex'; + &Apache::lonnet::appenv(%moreenv); + my $texversion=&Apache::lonnet::ssi($urlp); + &Apache::lonnet::delenv('form.grade_target'); + $texversion =~ s!\.gif!\.eps!; + $result .= $texversion; + } + } +#-- additional cleanup for output + my $first_app = index($result,'\documentclass',0); + $first_app = index($result,'\documentclass',$first_app+5); + while ($first_app != -1) { + my $second_app = index($result,'begin{document}',$first_app); + $first_app = rindex($result,'\end{document}',$first_app); + substr($result,$first_app,$second_app-$first_app+15) = '\vskip 7 mm'; + $first_app = index($result,'\documentclass',$first_app+5); + } } +#-- writing .tex file in prtspool + { + my $temp_file; + $filename = "/home/httpd/prtspool/$ENV{'environment.firstname'}$ENV{'environment.lastname'}temp$ENV{'user.login.time'}.tex"; + unless ($temp_file = Apache::File->new('>'.$filename)) { + $r->log_error("Couldn't open $filename for output $!"); + return SERVER_ERROR; + } + print $temp_file $result; + } $r->print(< FINALEND } -sub content_map { -#-- find a list of files to publish - my $map_string = shift; - +sub content_map { +#-- find a list of files to print + my $map_string = shift; + my @number_seq = (); + my @file_seq = (); + my $startlink = index($map_string,'',$startlink); + my $chunk = substr($map_string,$startlink,$endlink-$startlink+7); + $_ = $chunk; + m/from=\"(\d+)\"/; + push @number_seq,$1; + while ($startlink != -1) { + $endlink = index($map_string,'',$startlink); + $chunk = substr($map_string,$startlink,$endlink-$startlink+7); + substr($map_string,$startlink,$endlink-$startlink+7) = ''; + $_ = $chunk; + m/to=\"(\d+)\"/; + push @number_seq,$1; + $startlink = index($map_string,'from="'.$1.'"',$startlink); + } + my $stalink = index($map_string,' to="'.$number_seq[0].'"',$startlink); + while ($stalink != -1) { + $startlink = rindex($map_string,'',$startlink); + $chunk = substr($map_string,$startlink,$endlink-$startlink+7); + substr($map_string,$startlink,$endlink-$startlink+7) = ''; + $_ = $chunk; + m/from=\"(\d+)\"/; + unshift @number_seq,$1; + $stalink = index($map_string,' to="'.$number_seq[0].'"',0); + } + for (my $i=0;$i<=$#number_seq;$i++) { + $stalink = index($map_string,' id="'.$number_seq[$i].'"',0); + { + my $ahed1 = index($map_string,'src="',$stalink); + my $ahed2 = index($map_string,'',$stalink); + if ($ahed1 != -1) { + if ($ahed1 < $ahed2) { + $startlink = $ahed1; + } else { + $startlink = rindex($map_string,'src="',$stalink); + } + } else { + $startlink = rindex($map_string,'src="',$stalink); + } - return $map_string; + } + $startlink = index($map_string,'"',$startlink); + $endlink = index($map_string,'"',$startlink+1); + $chunk = substr($map_string,$startlink,$endlink-$startlink+1); + push @file_seq,$chunk; + } + return @file_seq; } + sub handler { my $r = shift; @@ -127,6 +325,7 @@ sub handler { #-- core part if ($ENV{'form.phase'} eq 'two') { &output_data($r); + } return OK; @@ -134,3 +333,13 @@ sub handler { 1; __END__ + + + + +#### Test block +# my $ere; +# foreach $ere (%ENV) { +# $result .= ' SS '.$ere.' => '.$ENV{$ere}.' FF '."\n\n"; +# } +####