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Diff for /loncom/xml/lonxml.pm between versions 1.31 and 1.36

version 1.31, 2000/11/01 17:25:36 version 1.36, 2000/11/07 23:39:07
Line 2 Line 2
 # XML Parser Module   # XML Parser Module 
 #  #
 # last modified 06/26/00 by Alexander Sakharuk  # last modified 06/26/00 by Alexander Sakharuk
   # 11/6 Gerd Kortemeyer
   
 package Apache::lonxml;   package Apache::lonxml; 
   use vars 
   qw(@pwd $outputstack $redirection $textredirection $on_offimport @extlinks);
 use strict;  use strict;
 use HTML::TokeParser;  use HTML::TokeParser;
 use Safe;  use Safe;
Line 26  use Apache::run; Line 28  use Apache::run;
 use Apache::londefdef;  use Apache::londefdef;
 use Apache::scripttag;  use Apache::scripttag;
 #==================================================   Main subroutine: xmlparse    #==================================================   Main subroutine: xmlparse  
 @Apache::lonxml::pwd=();  @pwd=();
 $Apache::lonxml::outputstack = '';  $outputstack = '';
 $Apache::lonxml::redirection = 1;  $redirection = 1;
 $Apache::lonxml::textredirection = 1;  $textredirection = 1;
   $on_offimport = 0;
   @extlinks=();
   
 sub xmlparse {  sub xmlparse {
   
  my ($target,$content_file_string,$safeinit,%style_for_target) = @_;   my ($target,$content_file_string,$safeinit,%style_for_target) = @_;
  if ($target eq 'meta') {$Apache::lonxml::textredirection = 0;}   if ($target eq 'meta') 
      {$Apache::lonxml::textredirection = 0;
       $Apache::lonxml::on_offimport = 1;
    }
  my @pars = ();   my @pars = ();
  @Apache::lonxml::pwd=();   @Apache::lonxml::pwd=();
  my $pwd=$ENV{'request.filename'};   my $pwd=$ENV{'request.filename'};
Line 95  sub xmlparse { Line 101  sub xmlparse {
 # 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);}        && ($#stack > -1)) {pop @stack;pop @parstack;&decreasedepth($token);&Apache::lonxml::debug("Clearing out stack");}
                 
        if (exists $style_for_target{'/'."$token->[1]"}) {         if (exists $style_for_target{'/'."$token->[1]"}) {
   
Line 233  sub initdepth { Line 239  sub initdepth {
   
 sub increasedepth {  sub increasedepth {
   my ($token) = @_;    my ($token) = @_;
   if ($Apache::lonxml::depth<$Apache::lonxml::olddepth-1) {  
     $#Apache::lonxml::depthcounter--;  
     $Apache::lonxml::olddepth=$Apache::lonxml::depth;  
   }  
   $Apache::lonxml::depth++;    $Apache::lonxml::depth++;
 #  print "<br>s $Apache::lonxml::depth : $Apache::lonxml::olddepth : $token->[1]<br>\n";  
   $Apache::lonxml::depthcounter[$Apache::lonxml::depth]++;    $Apache::lonxml::depthcounter[$Apache::lonxml::depth]++;
   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);
   #  print "<br>s $Apache::lonxml::depth : $Apache::lonxml::olddepth : $curdepth : $token->[1]<br>\n";
 }  }
   
 sub decreasedepth {  sub decreasedepth {
   my ($token) = @_;    my ($token) = @_;
   $Apache::lonxml::depth--;    $Apache::lonxml::depth--;
 #  print "<br>e $Apache::lonxml::depth : $Apache::lonxml::olddepth : $token->[1]<br>\n";    if ($Apache::lonxml::depth<$Apache::lonxml::olddepth-1) {
       $#Apache::lonxml::depthcounter--;
       $Apache::lonxml::olddepth=$Apache::lonxml::depth+1;
     }
   #  my $curdepth=join('_',@Apache::lonxml::depthcounter);
   #  print "<br>e $Apache::lonxml::depth : $Apache::lonxml::olddepth : $token->[1] : $curdepth <br>\n";
 }  }
   
 sub get_all_text {  sub get_all_text {
Line 268  sub get_all_text { Line 276  sub get_all_text {
    } elsif ($token->[0] eq 'E')  {     } elsif ($token->[0] eq 'E')  {
      if ( $token->[1] eq $tag) { $depth--; }       if ( $token->[1] eq $tag) { $depth--; }
      #skip sending back the last end tag       #skip sending back the last end tag
      if ($depth > -1) { $result.=$token->[2]; }       if ($depth > -1) { $result.=$token->[2]; } else {
          $pars->unget_token($token);
        }
    }     }
  }   }
  return $result   return $result
Line 290  sub parstring { Line 300  sub parstring {
   my ($token) = @_;    my ($token) = @_;
   my $temp='';    my $temp='';
   map {    map {
     if ($_=~/\w+/) {      unless ($_=~/\W/) {
       $temp .= "my \$$_=\"$token->[2]->{$_}\";"        $temp .= "my \$$_=\"$token->[2]->{$_}\";"
     }      }
   } @{$token->[3]};    } @{$token->[3]};
   return $temp;    return $temp;
 }  }
   
   sub writeallows {
       my $thisurl='/res/'.&Apache::lonnet::declutter(shift);
       my $thisdir=$thisurl;
       $thisdir=~s/\/[^\/]+$//;
       my %httpref=();
       map {
          $httpref{'httpref.'.
            &Apache::lonnet::hreflocation($thisdir,$_)}=$thisurl;              } @extlinks;
       &Apache::lonnet::appenv(%httpref);
   }
   
 sub handler {  sub handler {
   my $request=shift;    my $request=shift;
   
Line 332  sub handler { Line 353  sub handler {
   
   $request->print('</body>');    $request->print('</body>');
   $request->print(&Apache::lontexconvert::footer());    $request->print(&Apache::lontexconvert::footer());
     writeallows($request->uri);
   return 'OK';    return 'OK';
 }  }
     
Removed from v.1.31  
changed lines
  Added in v.1.36

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