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Diff for /loncom/xml/lonxml.pm between versions 1.315 and 1.318

version 1.315, 2004/03/31 05:24:00 version 1.318, 2004/05/21 21:07:54
Line 36 Line 36
 # The C source of the Code may not be distributed by the Licensee  # The C source of the Code may not be distributed by the Licensee
 # to any other parties under any circumstances.  # to any other parties under any circumstances.
 #  #
 # last modified 06/26/00 by Alexander Sakharuk  
 # 11/6 Gerd Kortemeyer  
 # 6/1/1 Gerd Kortemeyer  
 # 2/21,3/13 Guy  
 # 3/29,5/4 Gerd Kortemeyer  
 # 5/26 Gerd Kortemeyer  
 # 5/27 H. K. Ng  
 # 6/2,6/3,6/8,6/9 Gerd Kortemeyer  
 # 6/12,6/13 H. K. Ng  
 # 6/16 Gerd Kortemeyer  
 # 7/27 H. K. Ng  
 # 8/7,8/9,8/10,8/11,8/15,8/16,8/17,8/18,8/20,8/23,8/24 Gerd Kortemeyer  
 # Guy Albertelli  
 # 9/26 Gerd Kortemeyer  
 # Dec Guy Albertelli  
 # YEAR=2002  
 # 1/1 Gerd Kortemeyer  
 # 1/2 Matthew Hall  
 # 1/3 Gerd Kortemeyer  
 #  
   
 package Apache::lonxml;   package Apache::lonxml; 
 use vars   use vars 
Line 479  sub inner_xmlparse { Line 460  sub inner_xmlparse {
     #clear out any tags that didn't end      #clear out any tags that didn't end
     while ($token->[1] ne $$stack['-1'] && ($#$stack > -1)) {      while ($token->[1] ne $$stack['-1'] && ($#$stack > -1)) {
  my $lasttag=$$stack[-1];   my $lasttag=$$stack[-1];
  if ($token->[1] =~ /^$lasttag$/i) {   if ($token->[1] =~ /^\Q$lasttag\E$/i) {
     &Apache::lonxml::warning('Using tag </'.$token->[1].'> on line '.$token->[3].' as end tag to <'.$$stack[-1].'>');      &Apache::lonxml::warning('Using tag </'.$token->[1].'> on line '.$token->[3].' as end tag to <'.$$stack[-1].'>');
     last;      last;
  } else {   } else {
Line 543  sub inner_xmlparse { Line 524  sub inner_xmlparse {
   return $finaloutput;    return $finaloutput;
 }  }
   
   ## 
   ## Looks to see if there is a subroutine defined for this tag.  If so, call it,
   ## otherwise do not call it as we do not know what it is.
   ##
 sub callsub {  sub callsub {
   my ($sub,$target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;    my ($sub,$target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
   my $currentstring='';    my $currentstring='';
Line 575  sub callsub { Line 560  sub callsub {
      $parstack,$parser,$safeeval,       $parstack,$parser,$safeeval,
      $style);       $style);
       } else {        } else {
             if ($target eq 'tex') {
                 # throw away tag name
                 return '';
             }
  #&Apache::lonxml::debug("NOT Calling sub $sub in $space $metamode");   #&Apache::lonxml::debug("NOT Calling sub $sub in $space $metamode");
  if ($metamode <1) {   if ($metamode <1) {
   if (defined($token->[4]) && ($metamode < 1)) {    if (defined($token->[4]) && ($metamode < 1)) {
Line 864  sub get_all_text_unbalanced { Line 853  sub get_all_text_unbalanced {
    } elsif ($token->[0] eq 'E')  {     } elsif ($token->[0] eq 'E')  {
      $result.=$token->[2];       $result.=$token->[2];
    }     }
    if ($result =~ /(.*)\Q$tag\E(.*)/s) {     if ($result =~ /(.*)\Q$tag\E(.*)/is) {
      &Apache::lonxml::debug('Got a winner with leftovers ::'.$2);       &Apache::lonxml::debug('Got a winner with leftovers ::'.$2);
      &Apache::lonxml::debug('Result is :'.$1);       &Apache::lonxml::debug('Result is :'.$1);
      $result=$1;       $result=$1;
Line 926  sub get_all_text { Line 915  sub get_all_text {
  } elsif ($token->[0] eq 'PI') {   } elsif ($token->[0] eq 'PI') {
     $result.=$token->[2];      $result.=$token->[2];
  } elsif ($token->[0] eq 'S') {   } elsif ($token->[0] eq 'S') {
     if ($token->[1] =~ /^$tag$/i) { $depth++; }      if ($token->[1] =~ /^\Q$tag\E$/i) { $depth++; }
     if ($token->[1] =~ /^LONCAPA_INTERNAL_TURN_STYLE_ON$/i) { $Apache::lonxml::usestyle=1; }      if ($token->[1] =~ /^LONCAPA_INTERNAL_TURN_STYLE_ON$/) { $Apache::lonxml::usestyle=1; }
     if ($token->[1] =~ /^LONCAPA_INTERNAL_TURN_STYLE_OFF$/i) { $Apache::lonxml::usestyle=0; }      if ($token->[1] =~ /^LONCAPA_INTERNAL_TURN_STYLE_OFF$/) { $Apache::lonxml::usestyle=0; }
     $result.=$token->[4];      $result.=$token->[4];
  } elsif ($token->[0] eq 'E')  {   } elsif ($token->[0] eq 'E')  {
     if ( $token->[1] =~ /^$tag$/i) { $depth--; }      if ( $token->[1] =~ /^\Q$tag\E$/i) { $depth--; }
     #skip sending back the last end tag      #skip sending back the last end tag
     if ($depth == 0 && exists($$style{'/'.$token->[1]}) && $Apache::lonxml::usestyle) {      if ($depth == 0 && exists($$style{'/'.$token->[1]}) && $Apache::lonxml::usestyle) {
  my $string=   my $string=
Line 978  sub get_all_text { Line 967  sub get_all_text {
  } elsif ($token->[0] eq 'PI') {   } elsif ($token->[0] eq 'PI') {
     $result.=$token->[2];      $result.=$token->[2];
  } elsif ($token->[0] eq 'S') {   } elsif ($token->[0] eq 'S') {
     if ( $token->[1] =~ /^$tag$/i) {      if ( $token->[1] =~ /^\Q$tag\E$/i) {
  $$pars[-1]->unget_token($token); last;   $$pars[-1]->unget_token($token); last;
     } else {      } else {
  $result.=$token->[4];   $result.=$token->[4];
     }      }
     if ($token->[1] =~ /^LONCAPA_INTERNAL_TURN_STYLE_ON$/i) { $Apache::lonxml::usestyle=1; }      if ($token->[1] =~ /^LONCAPA_INTERNAL_TURN_STYLE_ON$/) { $Apache::lonxml::usestyle=1; }
     if ($token->[1] =~ /^LONCAPA_INTERNAL_TURN_STYLE_OFF$/i) { $Apache::lonxml::usestyle=0; }      if ($token->[1] =~ /^LONCAPA_INTERNAL_TURN_STYLE_OFF$/) { $Apache::lonxml::usestyle=0; }
  } elsif ($token->[0] eq 'E')  {   } elsif ($token->[0] eq 'E')  {
     $result.=$token->[2];      $result.=$token->[2];
  }   }
Line 1066  sub afterburn { Line 1055  sub afterburn {
            my $anchorname=$_;             my $anchorname=$_;
    my $matchthis=$anchorname;     my $matchthis=$anchorname;
            $matchthis=~s/\_+/\\s\+/g;             $matchthis=~s/\_+/\\s\+/g;
            $result=~s/($matchthis)/\<font color=\"red\"\>$1\<\/font\>/gs;             $result=~s/(\Q$matchthis\E)/\<font color=\"red\"\>$1\<\/font\>/gs;
        }         }
     }      }
     if ($ENV{'form.link'}) {      if ($ENV{'form.link'}) {
Line 1074  sub afterburn { Line 1063  sub afterburn {
            my ($anchorname,$linkurl)=split(/\>/,$_);             my ($anchorname,$linkurl)=split(/\>/,$_);
    my $matchthis=$anchorname;     my $matchthis=$anchorname;
            $matchthis=~s/\_+/\\s\+/g;             $matchthis=~s/\_+/\\s\+/g;
            $result=~s/($matchthis)/\<a href=\"$linkurl\"\>$1\<\/a\>/gs;             $result=~s/(\Q$matchthis\E)/\<a href=\"$linkurl\"\>$1\<\/a\>/gs;
        }         }
     }      }
     if ($ENV{'form.anchor'}) {      if ($ENV{'form.anchor'}) {
         my $anchorname=$ENV{'form.anchor'};          my $anchorname=$ENV{'form.anchor'};
  my $matchthis=$anchorname;   my $matchthis=$anchorname;
         $matchthis=~s/\_+/\\s\+/g;          $matchthis=~s/\_+/\\s\+/g;
         $result=~s/($matchthis)/\<a name=\"$anchorname\"\>$1\<\/a\>/s;          $result=~s/(\Q$matchthis\E)/\<a name=\"$anchorname\"\>$1\<\/a\>/s;
         $result.=(<<"ENDSCRIPT");          $result.=(<<"ENDSCRIPT");
 <script type="text/javascript">  <script type="text/javascript">
     document.location.hash='$anchorname';      document.location.hash='$anchorname';
Removed from v.1.315  
changed lines
  Added in v.1.318

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