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Diff for /loncom/interface/printout.pl between versions 1.33 and 1.55

version 1.33, 2003/08/14 14:46:52 version 1.55, 2004/05/06 06:45:13
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 lib '/home/httpd/lib/perl';
   use Time::Local;
   use LONCAPA::loncgi();
   use File::Path;
 use IO::File;  use IO::File;
 use Image::Magick;  use Image::Magick;
  print "Content-type: text/html\n\n";  use Apache::lonhtmlcommon;
  print "<body bgcolor=\"#FFFFFF\">\n";  use Apache::loncommon;
   my ($texfile,$laystyle,$numberofcolumns,$selectionmade) = split(/&/,$ENV{'QUERY_STRING'});  use Apache::lonlocal;
   
   $|=1;
   my %origENV=%ENV;
   if (! &LONCAPA::loncgi::check_cookie_and_load_env()) {
       print <<END;
   Content-type: text/html
   
   <html>
   <head><title>Bad Cookie</title></head>
   <body>
   Your cookie information is incorrect.
   </body>
   </html>
   END
       return;
   }
    &Apache::lonlocal::get_language_handle();
    &Apache::loncommon::content_type(undef,'text/html');
    my $bodytag=&Apache::loncommon::bodytag('Creating PDF','','');
    print $bodytag;
   
     my $identifier = $ENV{'QUERY_STRING'};
     my $texfile = $ENV{'cgi.'.$identifier.'.file'};
     my $laystyle = $ENV{'cgi.'.$identifier.'.layout'};
     my $numberofcolumns = $ENV{'cgi.'.$identifier.'.numcol'};
     my $selectionmade = $ENV{'cgi.'.$identifier.'.selection'};
     my $tableofcontents = $ENV{'cgi.'.$identifier.'tableofcontents'};
     my $tableofindex = $ENV{'cgi.'.$identifier.'tableofindex'};
     my $advans_role = $ENV{'cgi.'.$identifier.'role'};
     my $number_of_files = $ENV{'cgi.'.$identifier.'numberoffiles'}+1;
     my $student_names = $ENV{'cgi.'.$identifier.'studentnames'};
     my $backref = $ENV{'cgi.'.$identifier.'backref'};
   
     my $adv = $ENV{'request.role.adv'};
     
     my @names_pack=();
     if ($student_names=~/_END_/) {  
         @names_pack=split(/_ENDPERSON_/,$student_names);
     }
     #got what we needed reset ENV in case it is to big for system
     %ENV=%origENV;
   
   my $figfile = $texfile;    my $figfile = $texfile;
   $figfile =~ s/^([^\.]+printout)[^t]+\.tex/$1\.dat/;    $figfile =~ s/^([^\.]+printout)[^t]+\.tex/$1\.dat/;
   my $duefile = $texfile;    my $duefile = $texfile;
   $duefile =~ s/^([^\.]+printout)[^t]+\.tex/$1\.due/;    $duefile =~ s/^([^\.]+printout)[^t]+\.tex/$1\.due/;
   #do we have figures?    #do we have figures?
   if (-e $figfile) {    if (-e $figfile) {
         my %done_conversion;
       my $temporary_file=IO::File->new($figfile) || die "Couldn't open file for reading: $!\n";        my $temporary_file=IO::File->new($figfile) || die "Couldn't open file for reading: $!\n";
       my @content_of_file = <$temporary_file>;        my @content_of_file = <$temporary_file>;
       close $temporary_file;          close $temporary_file;  
       my $noteps;        my $noteps;
         my %prog_state;
         if ($adv) { %prog_state=&Apache::lonhtmlcommon::Create_PrgWin('','Coverting Images to EPS','Picture Conversion Status',$#content_of_file,'inline','75');  }
       foreach $not_eps (@content_of_file) {        foreach $not_eps (@content_of_file) {
     chomp($not_eps);
   if ($not_eps ne '') {    if ($not_eps ne '') {
                 my $status_statement='EPS picture for '.$not_eps;
         $not_eps=~s|\/\.\/|\/|g;
       my $eps_f = $not_eps;        my $eps_f = $not_eps;
       $eps_f =~ s/\.[^.]*$/\.eps/i;        $eps_f =~ s/\.[^.]*$/\.eps/i;
       $_ = $eps_f;        if ($eps_f=~/\/home\/([^\/]+)\/public_html\//) {
       m/\/([^\/]+)$/;                    $eps_f=~s/\/home\/([^\/]+)\/public_html/$1/;
       $eps_f = '/home/httpd/prtspool/'.$1;    $eps_f = '/home/httpd/prtspool/'.$eps_f;
         } else {
     $eps_f=~m/\/home\/httpd\/html\/res\/(.+)/;
     $eps_f = '/home/httpd/prtspool/'.$1;
         }
         my $path=$eps_f;
         $path=~s/\/([^\/]+)\.eps$//;
         File::Path::mkpath($path,0,0777);
       my $image = Image::Magick->new;        my $image = Image::Magick->new;
       $not_eps =~ s/^\s+//;        $not_eps =~ s/^\s+//;
       $not_eps =~ s/\s+$//;        $not_eps =~ s/\s+$//;
         if ( exists($done_conversion{$not_eps})) {
     next;
         }
         if ($adv) {
     my $prettyname=$not_eps;
     $prettyname=~s|/home/([^/]+)/public_html|/priv/$1|;
     $prettyname=~s|/home/httpd/html/|/|;
     &Apache::lonhtmlcommon::Update_PrgWin('',\%prog_state,'Converting to EPS '.$prettyname); }
         $done_conversion{$not_eps}=1;
       $status = $image->Read($not_eps);        $status = $image->Read($not_eps);
       if ($status) {print "  $status  ";}        if ($status) {print "  $status  ";}
       $image->Set(page => '+100+200');         $image->Set(page => '+100+200'); 
Line 40  use Image::Magick; Line 135  use Image::Magick;
       }          }  
   }    }
       }        }
       unlink $figfile;        if ($adv) { &Apache::lonhtmlcommon::Close_PrgWin('',\%prog_state); }
         unlink($figfile);
   }    }
   #print "$texfile\n"; #name of the tex file for debugging only    #print "$texfile\n"; #name of the tex file for debugging only   
     my @texfile=($texfile);
     if ($number_of_files>1) {
         @texfile=();
         for (my $i=1;$i<=$number_of_files;$i++) {
     my $new_texfile=$texfile;
     $new_texfile=~s/\.tex/_$i\.tex/;
     push @texfile,$new_texfile;
         } 
     }
   
   my $ind=-1;
   my %prog_state;
   if ($adv) { %prog_state=&Apache::lonhtmlcommon::Create_PrgWin('','Print Status','Class Print Status',$number_of_files,'inline','75'); }
   my $final_statement="<a href=\"$backref\"><b>Return</b></a> to last resource.<br /><br />Generated PDF File for:<br />";
   foreach $texfile (@texfile) {
     my $status_statement='';
     my $link_text='download PDF';
     $ind++;
     my @stud_info=split(/_END_/,$names_pack[$ind]);
     my @tempo_array=split(/:/,$stud_info[0]);
     my $name;
     if ($tempo_array[3]) {
         $name=$tempo_array[3];
     } else {
         $name=$tempo_array[0].'@'.$tempo_array[1];
     }
     $link_text='<b>'.$name.'</b> ';
     $status_statement.=$name;
     if ($#stud_info>0) {
         @tempo_array=split(/:/,$stud_info[-1]);
         if ($tempo_array[3]) {
     $name=$tempo_array[3];
         } else {
     $name=$tempo_array[0].'@'.$tempo_array[1];
         }
         $link_text.='- <b>'.$name.':</b>  ';
         $status_statement.=' -  '.$name;
     } 
     if ($adv) { &Apache::lonhtmlcommon::Update_PrgWin('',\%prog_state,'Creating PDF for '.$status_statement); }
   if (-e $texfile) {    if (-e $texfile) {
       $texfile =~ m/^(.*)\/([^\/]+)$/;         $texfile =~ m/^(.*)\/([^\/]+)$/; 
       my $name_file = $2;        my $name_file = $2;
       my $path_file = $1.'/';        my $path_file = $1.'/';
       chdir $path_file;        chdir $path_file;
       system("latex $name_file 1>/dev/null 2>/dev/null");        system("latex $name_file 1>/dev/null 2>/dev/null");
       if ($selectionmade>=10) {system("latex $name_file 1>/dev/null 2>/dev/null");} #to create table of contents        if ($tableofcontents eq 'yes') {
     system("latex $name_file 1>/dev/null 2>/dev/null");
         } #to create table of contents
       my $idxname=$name_file;        my $idxname=$name_file;
       $idxname=~s/\.tex$/\.idx/;        $idxname=~s/\.tex$/\.idx/;
       if ($selectionmade>=100) {        if ($tableofindex eq 'yes') {
   system("makeindex $idxname");    system("makeindex $idxname");
   system("latex $name_file 1>/dev/null 2>/dev/null");    system("latex $name_file 1>/dev/null 2>/dev/null");
       } #to create index        } #to create index
Line 73  use Image::Magick; Line 210  use Image::Magick;
   my $whereitbegins = rindex $body_log_file,'STAMPOFPASSEDRESOURCESTART';    my $whereitbegins = rindex $body_log_file,'STAMPOFPASSEDRESOURCESTART';
   my $whereitends = rindex $body_log_file,'STAMPOFPASSEDRESOURCEEND';    my $whereitends = rindex $body_log_file,'STAMPOFPASSEDRESOURCEEND';
   if ($whereitbegins!=-1 and $whereitends!=-1) {    if ($whereitbegins!=-1 and $whereitends!=-1) {
       print "With very high probability this error occured in ".substr($body_log_file,$whereitbegins+26,$whereitends-$whereitbegins-26)."<br /><br />";         print "With very high probability this error occured in ".substr($body_log_file,$whereitbegins+26,$whereitends-$whereitbegins-26)."<br /><br />";
   }    }
   print "Here are the error messages in the LaTeX log file</br><br />";    print "Here are the error messages in the LaTeX log file</br><br />";
   my $sygnal = 0;    my $sygnal = 0;
Line 87  use Image::Magick; Line 224  use Image::Magick;
       if ($sygnal) {        if ($sygnal) {
   print "$content_of_file[$i]<br />";    print "$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 ($body_log_file=~m/<inserted text>/) {        } elsif ($body_log_file=~m/<inserted text>/) {
   my $whereitbegins = index $body_log_file,'<inserted text>';    my $whereitbegins = index $body_log_file,'<inserted text>';
   print "You are running LaTeX in the <b>batch mode</b>.";    print "You are running LaTeX in the <b>batch mode</b>.";
Line 95  use Image::Magick; Line 252  use Image::Magick;
       my $tempobegin=$whereitbegins;        my $tempobegin=$whereitbegins;
       $whereitbegins = rindex $body_log_file,'STAMPOFPASSEDRESOURCESTART',$whereitbegins;        $whereitbegins = rindex $body_log_file,'STAMPOFPASSEDRESOURCESTART',$whereitbegins;
       my $whereitends = index $body_log_file,'STAMPOFPASSEDRESOURCEEND',$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)." and corrected it.\n";        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";        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;        $whereitbegins = index $body_log_file,'<inserted text>',$tempobegin+10;
   }    }
Line 132  use Image::Magick; Line 289  use Image::Magick;
 #  unlink @garb;  #  unlink @garb;
       unlink $duefile;        unlink $duefile;
       print "<a href=\"/prtspool/$name_file\">Your PDF document</a>";        print "<a href=\"/prtspool/$name_file\">Your PDF document</a>";
       print "<br /><br />";        if ($advans_role) {  
               print "<b><big>The link to ";    print "<br /><br />";
               $logfilename=~s/\/home\/httpd//;    print "<b><big>The link to ";
       print "<a href=\"$logfilename\">Your log file </a></big></b>";    $logfilename=~s/\/home\/httpd//;
       print "\n";    print "<a href=\"$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 {        } else {
   #LaTeX successfully parsed tex file     #LaTeX successfully parsed tex file 
Line 146  use Image::Magick; Line 318  use Image::Magick;
   my $comma = "dvips -Ppdf -G0 -o $new_name_file";    my $comma = "dvips -Ppdf -G0 -o $new_name_file";
   system("$comma $name_file 1>/dev/null 2>/dev/null");    system("$comma $name_file 1>/dev/null 2>/dev/null");
   if (-e $new_name_file) {    if (-e $new_name_file) {
       print "<h1>Successfully created PDF output file (see link below)</h1>\n";        print "<br />$final_statement ";
         $final_statement='';
       $new_name_file =~ m/^(.*)\./;        $new_name_file =~ m/^(.*)\./;
       my $tempo_file = $1.'temporar.ps';        my $tempo_file = $1.'temporar.ps';
       my $name_file = $1.'.pdf';        my $name_file = $1.'.pdf';
Line 172  use Image::Magick; Line 345  use Image::Magick;
       my @garb = ($texlog,$texaux,$texdvi,$texps);        my @garb = ($texlog,$texaux,$texdvi,$texps);
 #  unlink @garb;  #  unlink @garb;
       unlink $duefile;        unlink $duefile;
       print "<a href=\"/prtspool/$name_file\">Your PDF document</a>";        print "<a href=\"/prtspool/$name_file\">$link_text</a>";
       print "\n";        print "\n";
   }    }
       }        }
   } else {    } else {
       print "LaTeX file $texfile was not created successfully";        print "LaTeX file $texfile was not created successfully";
   }    }
   }
   print "<br />";
     if ($number_of_files>1) {
       my $zipfile=$texfile[0];
       $zipfile=~s/\.tex/\.zip/;
       my $statement="zip $zipfile";
       foreach my $file (@texfile) {
    $file=~s/\.tex/.\pdf/;
    $statement.=' '.$file; 
       }
       print("<pre>Zip Output:\n");
       system($statement);
       print("</pre>");
       $zipfile=~s/\/home\/httpd//;
       print "<br /> A <a href=\"$zipfile\">ZIP file</a> of all the PDFs.";
   }
   if ($adv) { &Apache::lonhtmlcommon::Close_PrgWin('',\%prog_state); }
   
   
   
Removed from v.1.33  
changed lines
  Added in v.1.55

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