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Diff for /loncom/interface/lonprintout.pm between versions 1.2 and 1.8

version 1.2, 2001/08/21 15:59:08 version 1.8, 2001/11/29 18:18:38
Line 11 Line 11
 #  #
 # 3/1 Gerd Kortemeyer  # 3/1 Gerd Kortemeyer
 #  #
   # 9/17 Alex Sakharuk
   #
 package Apache::lonprintout;  package Apache::lonprintout;
   
 use strict;  use strict;
 use Apache::Constants qw(:common);  use Apache::Constants qw(:common);
 use Apache::lonxml;  use Apache::lonxml;
 use Apache::lonnet;  use Apache::lonnet;
   use Apache::File();
   
 sub handler {  
   
   sub headerform {
     my $r = shift;      my $r = shift;
     $r->content_type('text/html');      $r->print(<<ENDHEADER);
     $r->send_http_header;  <html>
     return OK if $r->header_only;  <head>
   <title>LON-CAPA output for printing</title>
   </head>
   <body bgcolor="FFFFFF">
   <form method="post" enctype="multipart/form-data" action="/adm/printout" name="printform">
   <h1>Printout:</h1><br></br>
   ENDHEADER
   }
   
 #--- my developmental space begin (Alex)  
 #-- local menu  
       
   
   sub menu_for_output {
       my $r = shift;
       $r->print(<<ENDMENUOUT);
   <input type="hidden" name="phase" value="two">
   <input type="radio" name="choice" value="Standard LaTeX output for current document">  Standard LaTeX output for current document<br></br>
   <input type="radio" name="choice" value="Standard LaTeX output for the primary sequence">  Standard LaTeX output for the primary sequence<br></br>
   <input type="radio" name="choice" value="Standard LaTeX output for the top level sequence">  Standard LaTeX output for the top level sequence<br></br>
   <input type="submit" value="Please make a choice">
   </form>
   </body>
   </html>
   ENDMENUOUT
   }
   
   
 #-- core  sub output_data {
       my $r = shift;
       $r->print(<<ENDPART);
   <html>
   <head>
   <title>LON-CAPA output for printing</title>
   </head>
   <body bgcolor="FFFFFF">
   <hr>
   ENDPART
   
       my $choice = $ENV{'form.choice'};
     my $result = '';      my $result = '';
     my %mystyle;      my %mystyle;
       my $filename;
   
     my $file=&Apache::lonnet::filelocation("",$ENV{'form.postdata'});      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);
       } 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$2\.sequence/;
    while ($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/<physnet>//g;
    $output_seq =~ s/<\/physnet>//g;
    $output_seq = '<physnet>'.$output_seq.' </physnet>';
   #-- final accord
    $result = &Apache::lonxml::xmlparse('tex',$output_seq,'',%mystyle);
       }
   #-- 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;
    }
   $r->print(<<FINALEND);
   <meta http-equiv="Refresh" content="0; url=http://bistromath.lite.msu.edu/cgi-bin/printout.pl?$filename">
   </body>
   </html>
   FINALEND
   }
   
   
   
   
   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,'<link',0);
       my $endlink = index($map_string,'</link>',$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,'</link>',$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,'<link from="'.$1.'"',$startlink);
       }
       my $stalink = index($map_string,' to="'.$number_seq[0].'"',$startlink);
       while ($stalink != -1) {
    $startlink = rindex($map_string,'<link ',$stalink);
    $endlink = index($map_string,'</link>',$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);
    $startlink = index($map_string,'src="',$stalink);
    $startlink = index($map_string,'"',$startlink);
    $endlink = index($map_string,'"',$startlink+1);
    $chunk = substr($map_string,$startlink,$endlink-$startlink+1);
    push @file_seq,$chunk;
       }
       return @file_seq;
   }
   
     my $filecontents=&Apache::lonnet::getfile($file);  
   
     $result = &Apache::lonxml::xmlparse('tex',$filecontents,'',%mystyle);  
       
     $r->print($result);  
   
     return OK;  sub handler {
   
       my $r = shift;
       $r->content_type('text/html');
       $r->send_http_header;
   
 #--- my developmental space end (Alex)  #-- start form
       &headerform($r);
   #-- menu for output
       unless ($ENV{'form.phase'}) {
    &menu_for_output($r);
       }
   #-- core part 
       if ($ENV{'form.phase'} eq 'two') {
    &output_data($r);
   
       }
       return OK;
   
 # --------------------------------------------------- Print login screen header  
 #    $r->print(<<ENDDOCUMENT);  
 #<html>  
 #<head>  
 #<title>The LearningOnline Network with CAPA</title>  
 #</head>  
 #<body bgcolor="#FFFFFF">  
 #<h1>Printout</h1>  
 #<img src="/adm/lonKaputt/lonconstruct.gif">  
   
 #</body>  
 #</html>  
 #ENDDOCUMENT  
 #    return OK;  
 }   } 
   
 1;  1;
 __END__  __END__
   
   
   #    my $ere;
   #    foreach $ere (%ENV) {
   # $r->print(' SS '.$ere.' => '.$ENV{$ere}.' FF '."\n\n");
   #    }
Removed from v.1.2  
changed lines
  Added in v.1.8

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