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Diff for /loncom/interface/printout.pl between versions 1.13 and 1.37

version 1.13, 2002/08/01 18:09:27 version 1.37, 2003/09/01 03:30:57
Line 1 Line 1
 #!/usr/bin/perl  #!/usr/bin/perl
   # CGI-script to run LaTeX, dvips, ps2ps, ps2pdf etc.
   #
   # $Id$
   #
   # 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/
   #
   
 use IO::File;  use IO::File;
 use Image::Magick;  use Image::Magick;
 print "Content-type: text/html\n\n";   print "Content-type: text/html\n\n";
 print "<body bgcolor=\"#FFFFFF\">\n";   print "<body bgcolor=\"#FFFFFF\">\n";
 print "<h1>OUTPUT is in the PDF FILE (see link below)</h1>\n";    my ($texfile,$laystyle,$numberofcolumns,$selectionmade) = split(/&/,$ENV{'QUERY_STRING'});
 my ($texfile,$laystyle) = split(/&/,$ENV{'QUERY_STRING'});    my $advans_role=0;
 my $figfile = $texfile;    if ($selectionmade>=10000) {$selectionmade=$selectionmade/10000; $advans_role=1;}
 $figfile =~ s/^([^\.]+printout)[^t]+\.tex/$1\.dat/;    my $figfile = $texfile;
 my $duefile = $texfile;    $figfile =~ s/^([^\.]+printout)[^t]+\.tex/$1\.dat/;
 $duefile =~ s/^([^\.]+printout)[^t]+\.tex/$1\.due/;    my $duefile = $texfile;
 if (-e $figfile) {    $duefile =~ s/^([^\.]+printout)[^t]+\.tex/$1\.due/;
     my $temporary_file=IO::File->new($figfile) || die "Couldn't open file for reading: $!\n";    #do we have figures?
     my @content_of_file = <$temporary_file>;    if (-e $figfile) {
     close $temporary_file;          my $temporary_file=IO::File->new($figfile) || die "Couldn't open file for reading: $!\n";
     my $noteps;        my @content_of_file = <$temporary_file>;
     foreach $not_eps (@content_of_file) {        close $temporary_file;  
  if ($not_eps ne '') {        my $noteps;
     my $eps_f = $not_eps;        foreach $not_eps (@content_of_file) {
     $eps_f =~ s/\.[^.]*$/\.eps/i;    if ($not_eps ne '') {
     $_ = $eps_f;        my $eps_f = $not_eps;
             m/\/([^\/]+)$/;        $eps_f =~ s/\.[^.]*$/\.eps/i;
     $eps_f = '/home/httpd/prtspool/'.$1;        $_ = $eps_f;
     my $image = Image::Magick->new;        m/\/([^\/]+)$/;
     $not_eps =~ s/^\s+//;        $eps_f = '/home/httpd/prtspool/'.$1;
     $not_eps =~ s/\s+$//;        my $image = Image::Magick->new;
     $status = $image->Read($not_eps);        $not_eps =~ s/^\s+//;
     if ($status) {print "  $status  ";}        $not_eps =~ s/\s+$//;
     $image->Set(page => '+100+200');         $status = $image->Read($not_eps);
     $status = $image->Write($eps_f);            if ($status) {print "  $status  ";}
     if ($status) {print "  $status  ";}        $image->Set(page => '+100+200'); 
  }        $status = $image->Write($eps_f);    
     }        if ($status) {print "  $status  ";}
     unlink $figfile;                #check is eps exist in prtspool
 }                if(not -e $eps_f) {
 print "$texfile\n";    for (my $i=0;$i<10000;$i++) {
  $_ = $texfile;        if (-e $eps_f.'.'.$i) {
  m/^(.*)\/([^\/]+)$/;     rename $eps_f.'.'.$i, $eps_f;
 my $name_file = $2;    last;
 my $path_file = $1.'/';        }
  chdir $path_file;    }
  system("latex $name_file 1>/dev/null 2>/dev/null");        }  
  $name_file =~ s/\.tex/\.dvi/;    }
 my $new_name_file = $name_file;        }
  $new_name_file =~ s/\.dvi/\.ps/;        unlink $figfile;
 my $comma = "dvips -o $new_name_file";    }
  system("$comma $name_file");    #print "$texfile\n"; #name of the tex file for debugging only
  $_ = $new_name_file;    if (-e $texfile) {
  m/^(.*)\./;        $texfile =~ m/^(.*)\/([^\/]+)$/; 
 my $tempo_file = $1.'temporar.ps';        my $name_file = $2;
 my $name_file = $1.'.pdf';        my $path_file = $1.'/';
 if ($laystyle eq 'album') {        chdir $path_file;
     $comma = "psnup -2 -s1.0 $new_name_file";        system("latex $name_file 1>/dev/null 2>/dev/null");
     system("$comma $tempo_file");         if ($selectionmade>=10) {system("latex $name_file 1>/dev/null 2>/dev/null");} #to create table of contents
     system("ps2pdf $tempo_file $name_file");        my $idxname=$name_file;
 } elsif ($laystyle eq 'book') {        $idxname=~s/\.tex$/\.idx/;
     system("ps2pdf $new_name_file $name_file");        if ($selectionmade>=100) {
 }        system("makeindex $idxname");
 my $texlog = $texfile;    system("latex $name_file 1>/dev/null 2>/dev/null");
 my $texaux = $texfile;        } #to create index
 my $texdvi = $texfile;        #Do we have a latex error in the log file?
 my $texps = $texfile;        my $logfilename = $texfile;
 $texlog =~ s/\.tex/\.log/;        $logfilename =~ s/\.tex$/\.log/;
 $texaux =~ s/\.tex/\.aux/;        my $temporary_file=IO::File->new($logfilename) || die "Couldn't open file for reading: $!\n";
 $texdvi =~ s/\.tex/\.dvi/;        my @content_of_file = <$temporary_file>;
 $texps =~ s/\.tex/\.ps/;        close $temporary_file; 
 my @garb = ($texlog,$texaux,$texdvi,$texps);        my $body_log_file = join(' ',@content_of_file);
 unlink @garb;        $logfilename =~ s/\.log$/\.html/;
 unlink $duefile;        $temporary_file = IO::File->new('>'.$logfilename); 
 print "<a href=\"/prtspool/$name_file\">Your PDF document</a>\n";        print $temporary_file '<html><head><title>LOGFILE</title></head><body><pre>'.$body_log_file.'</pre></body></html>'."\n";
 print "\n";        if ($body_log_file=~m/!\s+Emergency stop/) {
     #LaTeX failed to parse tex file 
     print "<h2>LaTeX could not successfully parse your tex file.</h2>";
     print "It probably has errors in it.<br />";
     my $whereitbegins = rindex $body_log_file,'STAMPOFPASSEDRESOURCESTART';
     my $whereitends = rindex $body_log_file,'STAMPOFPASSEDRESOURCEEND';
     if ($whereitbegins!=-1 and $whereitends!=-1) {
         print "With very high probability this error occured in ".substr($body_log_file,$whereitbegins+26,$whereitends-$whereitbegins-26)."<br /><br />";
     }
     print "Here are the error messages in the LaTeX log file</br><br />";
     my $sygnal = 0;
     for (my $i=0;$i<=$#content_of_file;$i++) {
         if ($content_of_file[$i]=~m/^Runaway argument?/ or $content_of_file[$i]=~m/^!/) {
     $sygnal = 1;
         } 
         if ($content_of_file[$i]=~m/Here is how much of/) {
     $sygnal = 0;
         } 
         if ($sygnal) {
     print "$content_of_file[$i]<br />";
         }  
     }
             if ($advans_role) {  
                 print "<b><big>The link to ";
                 $logfilename=~s/\/home\/httpd//;
         print "<a href=\"$logfilename\">Your log file </a></big></b>";
         print "\n";
                 #link tooriginal LaTeX file (included according Michael Hamlin desire)
         my $tex_temporary_file=IO::File->new($texfile) || die "Couldn't open file for reading: $!\n";
         my @tex_content_of_file = <$tex_temporary_file>;
         close $tex_temporary_file; 
         my $body_tex_file = join(' ',@tex_content_of_file);
         $texfile =~ s/\.tex$/aaaaa\.html/;
         $tex_temporary_file = IO::File->new('>'.$texfile); 
         print $tex_temporary_file '<html><head><title>LOGFILE</title></head><body><pre>'.$body_tex_file.'</pre></body></html>'."\n";
         print "<br /><br />";
         print "<b><big>The link to ";
         $texfile=~s/\/home\/httpd//;
         print "<a href=\"$texfile\">Your original LaTeX file </a></big></b>";
         print "\n";
     }
   
         } elsif ($body_log_file=~m/<inserted text>/) {
     my $whereitbegins = index $body_log_file,'<inserted text>';
     print "You are running LaTeX in the <b>batch mode</b>.";
     while ($whereitbegins != -1) {
         my $tempobegin=$whereitbegins;
         $whereitbegins = rindex $body_log_file,'STAMPOFPASSEDRESOURCESTART',$whereitbegins;
         my $whereitends = index $body_log_file,'STAMPOFPASSEDRESOURCEEND',$whereitbegins;
         print "<br />It has found an error in".substr($body_log_file,$whereitbegins+26,$whereitends-$whereitbegins-26)." <br /> and corrected it.\n";
         print "Usually this correction is valid but you probably need to check the indicated resource one more time and implement neccessary corrections by yourself.\n";
         $whereitbegins = index $body_log_file,'<inserted text>',$tempobegin+10;
     }
     $name_file =~ s/\.tex/\.dvi/;
     my $new_name_file = $name_file;
     $new_name_file =~ s/\.dvi/\.ps/;
     my $comma = "dvips -Ppdf -G0 -o $new_name_file";
     system("$comma $name_file 1>/dev/null 2>/dev/null");
     if (-e $new_name_file) {
         print "<h1>PDF output file (see link below)</h1>\n";
         $new_name_file =~ m/^(.*)\./;
         my $tempo_file = $1.'temporar.ps';
         my $name_file = $1.'.pdf';
         if ($laystyle eq 'album' and $numberofcolumns eq '2') {
     $comma = "psnup -2 -s1.0 $new_name_file";
     system("$comma $tempo_file 1>/dev/null 2>/dev/null"); 
     system("ps2pdf $tempo_file $name_file 1>/dev/null 2>/dev/null");
         } elsif ($laystyle eq 'book' and $numberofcolumns eq '2') {
     $comma = 'pstops -pletter "2:0+1(0.48w,0)"';
     system("$comma $new_name_file $tempo_file 1>/dev/null 2>/dev/null");
     system("ps2pdf $tempo_file $name_file 1>/dev/null 2>/dev/null");
         } else {
     system("ps2pdf $new_name_file $name_file 1>/dev/null 2>/dev/null");
         }    
         my $texlog = $texfile;
         my $texaux = $texfile;
         my $texdvi = $texfile;
         my $texps = $texfile;
         $texlog =~ s/\.tex/\.log/;
         $texaux =~ s/\.tex/\.aux/;
         $texdvi =~ s/\.tex/\.dvi/;
         $texps =~ s/\.tex/\.ps/;
         my @garb = ($texaux,$texdvi,$texps);
   #  unlink @garb;
         unlink $duefile;
         print "<a href=\"/prtspool/$name_file\">Your PDF document</a>";
         if ($advans_role) {  
     print "<br /><br />";
     print "<b><big>The link to ";
     $logfilename=~s/\/home\/httpd//;
     print "<a href=\"$logfilename\">Your log file </a></big></b>";
     print "\n";
     #link tooriginal LaTeX file (included according Michael Hamlin desire)
     my $tex_temporary_file=IO::File->new($texfile) || die "Couldn't open file for reading: $!\n";
     my @tex_content_of_file = <$tex_temporary_file>;
     close $tex_temporary_file; 
     my $body_tex_file = join(' ',@tex_content_of_file);
     $texfile =~ s/\.tex$/aaaaa\.html/;
     $tex_temporary_file = IO::File->new('>'.$texfile); 
     print $tex_temporary_file '<html><head><title>LOGFILE</title></head><body><pre>'.$body_tex_file.'</pre></body></html>'."\n";
     print "<br /><br />";
     print "<b><big>The link to ";
     $texfile=~s/\/home\/httpd//;
     print "<a href=\"$texfile\">Your original LaTeX file </a></big></b>";
     print "\n";
         }
     }
         } else {
     #LaTeX successfully parsed tex file 
     $name_file =~ s/\.tex/\.dvi/;
     my $new_name_file = $name_file;
     $new_name_file =~ s/\.dvi/\.ps/;
     my $comma = "dvips -Ppdf -G0 -o $new_name_file";
     system("$comma $name_file 1>/dev/null 2>/dev/null");
     if (-e $new_name_file) {
         print "<h1>Successfully created PDF output file (see link below)</h1>\n";
         $new_name_file =~ m/^(.*)\./;
         my $tempo_file = $1.'temporar.ps';
         my $name_file = $1.'.pdf';
         if ($laystyle eq 'album' and $numberofcolumns eq '2') {
     $comma = "psnup -2 -s1.0 $new_name_file";
     system("$comma $tempo_file 1>/dev/null 2>/dev/null"); 
     system("ps2pdf $tempo_file $name_file 1>/dev/null 2>/dev/null");
         } elsif ($laystyle eq 'book' and $numberofcolumns eq '2') {
     $comma = 'pstops -pletter "2:0+1(0.48w,0)"';
     system("$comma $new_name_file $tempo_file 1>/dev/null 2>/dev/null");
     system("ps2pdf $tempo_file $name_file 1>/dev/null 2>/dev/null");
         } else {
     system("ps2pdf $new_name_file $name_file 1>/dev/null 2>/dev/null");
         }    
         my $texlog = $texfile;
         my $texaux = $texfile;
         my $texdvi = $texfile;
         my $texps = $texfile;
         $texlog =~ s/\.tex/\.log/;
         $texaux =~ s/\.tex/\.aux/;
         $texdvi =~ s/\.tex/\.dvi/;
         $texps =~ s/\.tex/\.ps/;
         my @garb = ($texlog,$texaux,$texdvi,$texps);
   #  unlink @garb;
         unlink $duefile;
         print "<a href=\"/prtspool/$name_file\">Your PDF document</a>";
         print "\n";
     }
         }
     } else {
         print "LaTeX file $texfile was not created successfully";
     }
   
   
     
   
   
   
Removed from v.1.13  
changed lines
  Added in v.1.37

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