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Diff for /loncom/xml/lonxml.pm between versions 1.40 and 1.43

version 1.40, 2000/11/22 17:35:13 version 1.43, 2001/01/04 19:16:16
Line 39  $on_offimport = 0; Line 39  $on_offimport = 0;
 sub xmlparse {  sub xmlparse {
   
  my ($target,$content_file_string,$safeinit,%style_for_target) = @_;   my ($target,$content_file_string,$safeinit,%style_for_target) = @_;
  if ($target eq 'meta')    if ($target eq 'meta') {
    {$Apache::lonxml::textredirection = 0;     $Apache::lonxml::textredirection = 0;
     $Apache::lonxml::on_offimport = 1;     $Apache::lonxml::on_offimport = 1;
  }   }
  my @pars = ();   my @pars = ();
  @Apache::lonxml::pwd=();   @Apache::lonxml::pwd=();
Line 75  sub xmlparse { Line 75  sub xmlparse {
  while ( $#pars > -1 ) {   while ( $#pars > -1 ) {
    while ($token = $pars[$#pars]->get_token) {     while ($token = $pars[$#pars]->get_token) {
      if ($token->[0] eq 'T') {       if ($token->[0] eq 'T') {
  if ($Apache::lonxml::textredirection == 1) {$result=$token->[1];}         if ($Apache::lonxml::textredirection == 1) {$result=$token->[1];}
 #       $finaloutput .= &Apache::run::evaluate($token->[1],$safeeval,'');         # $finaloutput .= &Apache::run::evaluate($token->[1],$safeeval,'');
      } elsif ($token->[0] eq 'S') {       } elsif ($token->[0] eq 'S') {
 #            if ($target eq 'meta' and $token->[2]->{metaout} eq 'ON') {$Apache::lonxml::textredirection = 1;}         # if ($target eq 'meta' and $token->[2]->{metaout} eq 'ON') {$Apache::lonxml::textredirection = 1;}
        # add tag to stack             # add tag to stack    
        push (@stack,$token->[1]);         push (@stack,$token->[1]);
        # add parameters list to another stack         # add parameters list to another stack
        push (@parstack,&parstring($token));         push (@parstack,&parstring($token));
        &increasedepth($token);                &increasedepth($token);       
        if (exists $style_for_target{$token->[1]}) {         if (exists $style_for_target{$token->[1]}) {
     
  if ($Apache::lonxml::redirection == 1) {   if ($Apache::lonxml::redirection == 1) {
   $finaloutput .= &recurse($style_for_target{$token->[1]},     $finaloutput .= &recurse($style_for_target{$token->[1]},
     $target,$safeeval,\%style_for_target,      $target,$safeeval,\%style_for_target,
   @parstack);      @parstack);
         } else {   } else {
           $Apache::lonxml::outputstack .=  &recurse($style_for_target{$token->[1]},     $Apache::lonxml::outputstack .=  &recurse($style_for_target{$token->[1]},
     $target,$safeeval,\%style_for_target,   $target,$safeeval,\%style_for_target,
   @parstack);   @parstack);
         }   }
     
        } else {         } else {
  $result = &callsub("start_$token->[1]", $target, $token,\@parstack,   $result = &callsub("start_$token->[1]", $target, $token,\@parstack,
        \@pars, $safeeval, \%style_for_target);      \@pars, $safeeval, \%style_for_target);
        }                       }              
      } elsif ($token->[0] eq 'E')  {       } elsif ($token->[0] eq 'E')  {
 # if ($target eq 'meta') {$Apache::lonxml::textredirection = 0;}         #if ($target eq 'meta') {$Apache::lonxml::textredirection = 0;}
        #clear out any tags that didn't end         #clear out any tags that didn't end
        while ($token->[1] ne $stack[$#stack]          while ($token->[1] ne $stack[$#stack] 
       && ($#stack > -1)) {pop @stack;pop @parstack;&decreasedepth($token);}        && ($#stack > -1)) {
    &Apache::lonxml::error("Unbalanced tags in resource $stack['-1']");   
    pop @stack;pop @parstack;&decreasedepth($token);
          }
                 
        if (exists $style_for_target{'/'."$token->[1]"}) {         if (exists $style_for_target{'/'."$token->[1]"}) {
   
Line 175  sub recurse { Line 178  sub recurse {
       } elsif ($tokenpat->[0] eq 'E') {        } elsif ($tokenpat->[0] eq 'E') {
  #clear out any tags that didn't end   #clear out any tags that didn't end
  while ($tokenpat->[1] ne $innerstack[$#innerstack]    while ($tokenpat->[1] ne $innerstack[$#innerstack] 
        && ($#innerstack > -1)) {pop @innerstack;pop @innerparstack;         && ($#innerstack > -1)) {
  &decreasedepth($tokenpat);}    &Apache::lonxml::error("Unbalanced tags in resource $innerstack['-1']");
     pop @innerstack;pop @innerparstack;&decreasedepth($tokenpat);
    }
  $partstring = &callsub("end_$tokenpat->[1]",   $partstring = &callsub("end_$tokenpat->[1]",
        $target, $tokenpat, \@innerparstack,         $target, $tokenpat, \@innerparstack,
        \@pat, $safeeval, $style_for_target);         \@pat, $safeeval, $style_for_target);
Line 247  sub increasedepth { Line 252  sub increasedepth {
   if ($Apache::lonxml::depthcounter[$Apache::lonxml::depth]==1) {    if ($Apache::lonxml::depthcounter[$Apache::lonxml::depth]==1) {
     $Apache::lonxml::olddepth=$Apache::lonxml::depth;      $Apache::lonxml::olddepth=$Apache::lonxml::depth;
   }    }
 #  my $curdepth=join('_',@Apache::lonxml::depthcounter);    my $curdepth=join('_',@Apache::lonxml::depthcounter);
 #  print "<br>s $Apache::lonxml::depth : $Apache::lonxml::olddepth : $curdepth : $token->[1]<br>\n";    &Apache::lonxml::debug("s $Apache::lonxml::depth : $Apache::lonxml::olddepth : $curdepth : $token->[1]\n");
   #print "<br>s $Apache::lonxml::depth : $Apache::lonxml::olddepth : $curdepth : $token->[1]\n";
 }  }
   
 sub decreasedepth {  sub decreasedepth {
Line 258  sub decreasedepth { Line 264  sub decreasedepth {
     $#Apache::lonxml::depthcounter--;      $#Apache::lonxml::depthcounter--;
     $Apache::lonxml::olddepth=$Apache::lonxml::depth+1;      $Apache::lonxml::olddepth=$Apache::lonxml::depth+1;
   }    }
 #  my $curdepth=join('_',@Apache::lonxml::depthcounter);    if (  $Apache::lonxml::depth < -1) {
 #  print "<br>e $Apache::lonxml::depth : $Apache::lonxml::olddepth : $token->[1] : $curdepth <br>\n";      &Apache::lonxml::error("Unbalanced tags in resource");   
       $Apache::lonxml::depth='-1';
     }
     my $curdepth=join('_',@Apache::lonxml::depthcounter);
     &Apache::lonxml::debug("e $Apache::lonxml::depth : $Apache::lonxml::olddepth : $token->[1] : $curdepth\n");
   #print "<br>e $Apache::lonxml::depth : $Apache::lonxml::olddepth : $token->[1] : $curdepth\n";
 }  }
   
 sub get_all_text {  sub get_all_text {
Line 304  sub parstring { Line 315  sub parstring {
   my $temp='';    my $temp='';
   map {    map {
     unless ($_=~/\W/) {      unless ($_=~/\W/) {
       $temp .= "my \$$_=\"$token->[2]->{$_}\";"        my $val=$token->[2]->{$_};
         if ($val =~ m/^[\%\@]/) { $val="\\".$val; }
         $temp .= "my \$$_=\"$val\";"
     }      }
   } @{$token->[3]};    } @{$token->[3]};
   return $temp;    return $temp;
Line 325  sub handler { Line 338  sub handler {
   my $request=shift;    my $request=shift;
   
   my $target='web';    my $target='web';
   $Apache::lonxml::debug=1;  #  $Apache::lonxml::debug=1;
   if ($ENV{'browser.mathml'}) {    if ($ENV{'browser.mathml'}) {
     $request->content_type('text/xml');      $request->content_type('text/xml');
   } else {    } else {
Removed from v.1.40  
changed lines
  Added in v.1.43

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