Annotation of loncom/interface/printout.pl, revision 1.25

1.1       sakharuk    1: #!/usr/bin/perl
1.6       sakharuk    2: use IO::File;
1.7       sakharuk    3: use Image::Magick;
1.14      sakharuk    4:  print "Content-type: text/html\n\n";
1.25    ! www         5: print (<<ENDSCRIPT);
        !             6:     <script type="text/javascript">
        !             7: function LONCAPAreg() {
        !             8:    swmenu=window.open('',"LCmenumsul1","",false);swmenu.windowloaded(self.name);
        !             9: } 
        !            10: 
        !            11: function LONCAPAstale() {
        !            12:    swmenu=window.open('',"LCmenumsul1","",false);swmenu.windowunloaded(self.name);
        !            13: }
        !            14: </script>
        !            15: ENDSCRIPT
        !            16:  print "<body bgcolor='#FFFFFF' onLoad='LONCAPAreg();' onUnload='LONCAPAstate()'>\n";
1.21      sakharuk   17:   my ($texfile,$laystyle,$numberofcolumns,$selectionmade) = split(/&/,$ENV{'QUERY_STRING'});
1.14      sakharuk   18:   my $figfile = $texfile;
                     19:   $figfile =~ s/^([^\.]+printout)[^t]+\.tex/$1\.dat/;
                     20:   my $duefile = $texfile;
                     21:   $duefile =~ s/^([^\.]+printout)[^t]+\.tex/$1\.due/;
                     22:   #do we have figures?
                     23:   if (-e $figfile) {
                     24:       my $temporary_file=IO::File->new($figfile) || die "Couldn't open file for reading: $!\n";
                     25:       my @content_of_file = <$temporary_file>;
                     26:       close $temporary_file;  
                     27:       my $noteps;
                     28:       foreach $not_eps (@content_of_file) {
                     29: 	  if ($not_eps ne '') {
                     30: 	      my $eps_f = $not_eps;
                     31: 	      $eps_f =~ s/\.[^.]*$/\.eps/i;
                     32: 	      $_ = $eps_f;
                     33: 	      m/\/([^\/]+)$/;
                     34: 	      $eps_f = '/home/httpd/prtspool/'.$1;
                     35: 	      my $image = Image::Magick->new;
                     36: 	      $not_eps =~ s/^\s+//;
                     37: 	      $not_eps =~ s/\s+$//;
                     38: 	      $status = $image->Read($not_eps);
                     39: 	      if ($status) {print "  $status  ";}
                     40: 	      $image->Set(page => '+100+200'); 
                     41: 	      $status = $image->Write($eps_f);	    
                     42: 	      if ($status) {print "  $status  ";}
1.20      sakharuk   43:               #check is eps exist in prtspool
                     44:               if(not -e $eps_f) {
                     45: 		  for (my $i=0;$i<10000;$i++) {
                     46: 		      if (-e $eps_f.'.'.$i) {
                     47: 			  rename $eps_f.'.'.$i, $eps_f;
                     48: 			  last;
                     49: 		      }
                     50: 		  }
                     51: 	      }  
1.14      sakharuk   52: 	  }
                     53:       }
                     54:       unlink $figfile;
                     55:   }
                     56:   #print "$texfile\n"; #name of the tex file for debugging only
                     57:   $texfile =~ m/^(.*)\/([^\/]+)$/; 
                     58:   my $name_file = $2;
                     59:   my $path_file = $1.'/';
                     60:   chdir $path_file;
                     61:   system("latex $name_file 1>/dev/null 2>/dev/null");
1.17      sakharuk   62:   #Do we have a latex error in the log file?
                     63:   my $logfilename = $texfile;
                     64:   $logfilename =~ s/\.tex$/\.log/;
                     65:   my $temporary_file=IO::File->new($logfilename) || die "Couldn't open file for reading: $!\n";
                     66:   my @content_of_file = <$temporary_file>;
                     67:   close $temporary_file; 
                     68:   my $body_log_file = join(' ',@content_of_file); 
                     69:   if ($body_log_file=~m/!\s+Emergency stop/) {
                     70:       #LaTeX failed to parse tex file 
1.22      sakharuk   71:       print "<h2>LaTeX could not successfully parse your tex file.</h2>";
                     72:       print "It probably has errors in it.<br />";
                     73:       my $whereitbegins = rindex $body_log_file,'STAMPOFPASSEDRESOURCESTART';
                     74:       my $whereitends = rindex $body_log_file,'STAMPOFPASSEDRESOURCEEND';
                     75:       if ($whereitbegins!=-1 and $whereitends!=-1) {
                     76: 	print "With very high probability this error occured in ".substr($body_log_file,$whereitbegins+26,$whereitends-$whereitbegins-26)."<br /><br />";
                     77:       }
                     78:       print "Here are the error messages in the LaTeX log file</br><br />";
1.17      sakharuk   79:       my $sygnal = 0;
                     80:       for (my $i=0;$i<=$#content_of_file;$i++) {
1.22      sakharuk   81:           if ($content_of_file[$i]=~m/^Runaway argument?/ or $content_of_file[$i]=~m/^!/) {
1.17      sakharuk   82: 	      $sygnal = 1;
                     83: 	  } 
                     84: 	  if ($content_of_file[$i]=~m/Here is how much of/) {
                     85: 	      $sygnal = 0;
                     86: 	  } 
                     87: 	  if ($sygnal) {
                     88: 	      print "$content_of_file[$i]<br />";
                     89: 	  }  
                     90:       } 
                     91:   } else {
                     92:       #LaTeX successfully parsed tex file 
                     93:       $name_file =~ s/\.tex/\.dvi/;
1.14      sakharuk   94:       my $new_name_file = $name_file;
                     95:       $new_name_file =~ s/\.dvi/\.ps/;
1.23      albertel   96:       my $comma = "dvips -Ppdf -G0 -o $new_name_file";
1.24      sakharuk   97:       system("$comma $name_file 1>/dev/null 2>/dev/null");
1.17      sakharuk   98:       if (-e $new_name_file) {
1.25    ! www        99: 	  print "<h1>Successfully created PDF output file (click on link below)</h1>\n";
1.17      sakharuk  100: 	  $new_name_file =~ m/^(.*)\./;
                    101: 	  my $tempo_file = $1.'temporar.ps';
                    102: 	  my $name_file = $1.'.pdf';
1.22      sakharuk  103: 	  if ($laystyle eq 'album' and $numberofcolumns eq '2') {
1.17      sakharuk  104: 	      $comma = "psnup -2 -s1.0 $new_name_file";
1.24      sakharuk  105: 	      system("$comma $tempo_file 1>/dev/null 2>/dev/null"); 
                    106: 	      system("ps2pdf $tempo_file $name_file 1>/dev/null 2>/dev/null");
1.18      sakharuk  107: 	  } elsif ($laystyle eq 'book' and $numberofcolumns eq '2') {
1.21      sakharuk  108: 	      $comma = 'pstops -pletter "2:0+1(0.48w,0)"';
1.24      sakharuk  109: 	      system("$comma $new_name_file $tempo_file 1>/dev/null 2>/dev/null");
                    110: 	      system("ps2pdf $tempo_file $name_file 1>/dev/null 2>/dev/null");
1.18      sakharuk  111: 	  } else {
1.24      sakharuk  112: 	      system("ps2pdf $new_name_file $name_file 1>/dev/null 2>/dev/null");
1.17      sakharuk  113: 	  }	    
                    114: 	  my $texlog = $texfile;
                    115: 	  my $texaux = $texfile;
                    116: 	  my $texdvi = $texfile;
                    117: 	  my $texps = $texfile;
                    118: 	  $texlog =~ s/\.tex/\.log/;
                    119: 	  $texaux =~ s/\.tex/\.aux/;
                    120: 	  $texdvi =~ s/\.tex/\.dvi/;
                    121: 	  $texps =~ s/\.tex/\.ps/;
                    122: 	  my @garb = ($texlog,$texaux,$texdvi,$texps);
1.22      sakharuk  123: #	  unlink @garb;
1.17      sakharuk  124: 	  unlink $duefile;
                    125: 	  print "<a href=\"/prtspool/$name_file\">Your PDF document</a>";
                    126: 	  print "\n";
1.14      sakharuk  127:       }
                    128:   }
1.17      sakharuk  129: 
                    130: 
                    131:   
1.1       sakharuk  132: 
                    133: 
                    134: 
                    135: 
1.4       sakharuk  136: 

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