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Diff for /loncom/interface/lonhelp.pm between versions 1.1 and 1.3

version 1.1, 2002/07/05 16:12:31 version 1.3, 2002/07/26 19:58:52
Line 56  $r->print(<<HEADER); Line 56  $r->print(<<HEADER);
         <title>LON-CAPA Help</title>          <title>LON-CAPA Help</title>
     </head>      </head>
     <body bgcolor="#FFFFFF">      <body bgcolor="#FFFFFF">
       <!-- BEGIN -->
 HEADER  HEADER
   
     $r->print($tex);      $r->print($tex);
   
 $r->print(<<FOOTER);  $r->print(<<FOOTER);
       <!-- END -->
     </body>      </body>
 </html>  </html>
 FOOTER  FOOTER
Line 70  FOOTER Line 72  FOOTER
 # HTML equivalent  # HTML equivalent
 sub render   sub render 
 {  {
     my ($tex) = @_;      my ($tex, $docroot, $serverroot) = @_;
     tie (my %fragmentLabels, 'GDBM_File', '/home/httpd/html/adm/help/fragmentLabels.gdbm', 0, 0);      tie (my %fragmentLabels, 'GDBM_File', $docroot . '/adm/help/fragmentLabels.gdbm', 0, 0);
   
     # This tells TtH what to do with captions, labels, and other      # This tells TtH what to do with captions, labels, and other
     # things      # things
Line 79  sub render Line 81  sub render
   
     # We process these ourselves because TtH can't handle then without      # We process these ourselves because TtH can't handle then without
     # LaTeX .aux files      # LaTeX .aux files
       # absolute paths for use with help.loncapa.org
     $tex =~ s|  \\ref\{([^}]*)\}      $tex =~ s|  \\ref\{([^}]*)\}
              |'\\href{' .                |'\\begin{html}<a href="http://' . $serverroot ."/adm/help/".
               substr($fragmentLabels{$1}, 0, -4) .                substr($fragmentLabels{$1}, 0, -4) .
               '#' . processLabelName($1) .                 '.hlp#' . processLabelName($1) . 
              '}{graphic}'               '"><img src="http://' . $serverroot . '/adm/help/gif/smallHelp.gif" border="0" /></a>' .
                '\\end{html}'
              |gxe;               |gxe;
   
       # Backslashes
       $tex =~ s|\\textbackslash|###BACKSLASH###|g;
   
     # Figures leftover without captions      # Figures leftover without captions
     $tex =~ s|  \\includegraphics(\[[^]]*\])*\{([^}]*)\}      $tex =~ s|  \\includegraphics(\[[^]]*\])*\{([^}]*)\}
              |  '\\begin{html}<img src="gif/' . $2 . '.gif" border="2"'.               |  '\\begin{html}<img src="http://' . $serverroot . '/adm/help/gif/' . $2 . '.gif" border="2"'.
                 ' bordercolor="#000000"/>\\end{html}'                  ' bordercolor="#000000"/>\\end{html}'
              |gxe;               |gxe;
   
     $tex = tth::tth($tex);      $tex = tth::tth($tex);
   
       # Finish backslashes
       $tex =~ s/###BACKSLASH###/'\\'/ge;
    
       # Fix the pretty quotes
       $tex =~ s/('')|(``)/&quot;/g; #" to get emacs syntax highlighter happy
   
     # For some reason all captions come out as "Figure 0:", so      # For some reason all captions come out as "Figure 0:", so
     # just duck the issue...      # just duck the issue...
   
Line 104  sub render Line 117  sub render
     return $tex;      return $tex;
 }  }
   
 # UNCOMMENT FOR HANDLER ONLY  
 sub handler  sub handler
 {  {
      my $r = shift;       my $r = shift;
   
        my $docroot = $r->dir_config('lonDocRoot');
        my $serverroot = $ENV{'HTTP_HOST'};
   
      my $filename = substr ($ENV{'REQUEST_URI'} ,        my $filename = substr ($ENV{'REQUEST_URI'} , 
     rindex($ENV{'REQUEST_URI'}, '/') + 1, -4);      rindex($ENV{'REQUEST_URI'}, '/') + 1, -4);
             
Line 118  sub handler Line 133  sub handler
             
      return 404 if ($filename !~ /\A[-0-9a-zA-z_'',.]+\Z/);       return 404 if ($filename !~ /\A[-0-9a-zA-z_'',.]+\Z/);
   
      (my $file = Apache::File->new("/home/httpd/html/adm/help/tex/".$filename.'.tex'))       (my $file = Apache::File->new($docroot . "/adm/help/tex/".$filename.'.tex'))
  or return 404;   or return 404;
      my $tex = join('', <$file>);       my $tex = join('', <$file>);
      $tex = render($tex);       $tex = render($tex, $docroot, $serverroot);
      $r->content_type("text/html");       $r->content_type("text/html");
      serveTex($tex, $r);       serveTex($tex, $r);
   
Removed from v.1.1  
changed lines
  Added in v.1.3

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