[BACK]Return to printout.pl CVS log [TXT] [DIR] Up to [LON-CAPA] / loncom / interface
File:  [LON-CAPA] / loncom / interface / printout.pl
Revision 1.15: download - view: text, annotated - select for diffs
Mon Aug 12 18:07:20 2002 UTC (21 years, 9 months ago) by albertel
Branches: MAIN
CVS tags: HEAD
- better english

    1: #!/usr/bin/perl
    2: use IO::File;
    3: use Image::Magick;
    4:  print "Content-type: text/html\n\n";
    5:  print "<body bgcolor=\"#FFFFFF\">\n";
    6:   my ($texfile,$laystyle) = split(/&/,$ENV{'QUERY_STRING'});
    7:   my $figfile = $texfile;
    8:   $figfile =~ s/^([^\.]+printout)[^t]+\.tex/$1\.dat/;
    9:   my $duefile = $texfile;
   10:   $duefile =~ s/^([^\.]+printout)[^t]+\.tex/$1\.due/;
   11:   #do we have figures?
   12:   if (-e $figfile) {
   13:       my $temporary_file=IO::File->new($figfile) || die "Couldn't open file for reading: $!\n";
   14:       my @content_of_file = <$temporary_file>;
   15:       close $temporary_file;  
   16:       my $noteps;
   17:       foreach $not_eps (@content_of_file) {
   18: 	  if ($not_eps ne '') {
   19: 	      my $eps_f = $not_eps;
   20: 	      $eps_f =~ s/\.[^.]*$/\.eps/i;
   21: 	      $_ = $eps_f;
   22: 	      m/\/([^\/]+)$/;
   23: 	      $eps_f = '/home/httpd/prtspool/'.$1;
   24: 	      my $image = Image::Magick->new;
   25: 	      $not_eps =~ s/^\s+//;
   26: 	      $not_eps =~ s/\s+$//;
   27: 	      $status = $image->Read($not_eps);
   28: 	      if ($status) {print "  $status  ";}
   29: 	      $image->Set(page => '+100+200'); 
   30: 	      $status = $image->Write($eps_f);	    
   31: 	      if ($status) {print "  $status  ";}
   32: 	  }
   33:       }
   34:       unlink $figfile;
   35:   }
   36:   #print "$texfile\n"; #name of the tex file for debugging only
   37:   $texfile =~ m/^(.*)\/([^\/]+)$/; 
   38:   my $name_file = $2;
   39:   my $path_file = $1.'/';
   40:   chdir $path_file;
   41:   system("latex $name_file 1>/dev/null 2>/dev/null");
   42:   $name_file =~ s/\.tex/\.dvi/;
   43:   if (-e $name_file) {
   44:       #if dvi file exist = LaTeX successfully parsed tex file 
   45:       print "<h1>OUTPUT is in the PDF FILE (see link below)</h1>\n";
   46:       my $new_name_file = $name_file;
   47:       $new_name_file =~ s/\.dvi/\.ps/;
   48:       my $comma = "dvips -o $new_name_file";
   49:       system("$comma $name_file");
   50:       $_ = $new_name_file;
   51:       m/^(.*)\./;
   52:       my $tempo_file = $1.'temporar.ps';
   53:       my $name_file = $1.'.pdf';
   54:       if ($laystyle eq 'album') {
   55: 	  $comma = "psnup -2 -s1.0 $new_name_file";
   56: 	  system("$comma $tempo_file"); 
   57: 	  system("ps2pdf $tempo_file $name_file");
   58:       } elsif ($laystyle eq 'book') {
   59: 	  system("ps2pdf $new_name_file $name_file");
   60:       }	    
   61:       my $texlog = $texfile;
   62:       my $texaux = $texfile;
   63:       my $texdvi = $texfile;
   64:       my $texps = $texfile;
   65:       $texlog =~ s/\.tex/\.log/;
   66:       $texaux =~ s/\.tex/\.aux/;
   67:       $texdvi =~ s/\.tex/\.dvi/;
   68:       $texps =~ s/\.tex/\.ps/;
   69:       my @garb = ($texlog,$texaux,$texdvi,$texps);
   70:       unlink @garb;
   71:       unlink $duefile;
   72:       print "<a href=\"/prtspool/$name_file\">Your PDF document</a>";
   73:       print "\n";
   74:   } else {
   75:       print "<h1>LaTeX could not successfully parse your tex file.</h1>";
   76:       print "<h2>It probably has errors in it.</h2>";
   77:       my $logfilename = $texfile;
   78:       $logfilename =~ s/\.tex$/\.log/;
   79:       if (-e $logfilename) {     
   80:           #if dvi file does not exist = LaTeX failed to parse tex file 
   81: 	  print "Her are the error messages in the LaTeX log file</br>";
   82: 	  my $temporary_file=IO::File->new($logfilename) || die "Couldn't open file for reading: $!\n";
   83: 	  my @content_of_file = <$temporary_file>;
   84: 	  close $temporary_file; 
   85: 	  my $sygnal = 0;
   86: 	  for (my $i=0;$i<=$#content_of_file;$i++) {
   87: 	      if ($content_of_file[$i]=~m/^!/) {
   88: 		  $sygnal = 1;
   89: 	      } 
   90: 	      if ($content_of_file[$i]=~m/Here is how much of/) {
   91: 		  $sygnal = 0;
   92: 	      } 
   93: 	      if ($sygnal) {
   94: 		  print "$content_of_file[$i]<br />";
   95: 	      }
   96: 
   97: 	  } 
   98: #	  my $content_file_string = join(' ',@content_of_file);
   99:           
  100: #	  print "$content_file_string\n";
  101:       }
  102:   }
  103: 
  104: 
  105: 
  106: 
  107:
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