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- implemented new get_all_text,
   actually works like I'd like $parser->get_text() to.
- started on edit/modified tags
- notice both get_all_text and increasedepth/decresedepth don't like broken
  documents, and they aren't very hardy.

    1: # The LearningOnline Network with CAPA
    2: # <script> definiton
    3: 
    4: 
    5: package Apache::structuretags; 
    6: 
    7: use strict;
    8: use Apache::lonnet;
    9: 
   10: sub BEGIN {
   11:   &Apache::lonxml::register('Apache::structuretags',('block'));
   12: }
   13: 
   14: sub start_block {
   15:   my ($target,$token,$parstack,$parser,$safeeval)=@_;
   16: 
   17:   my $code = @$parstack[$#$parstack];
   18:   $code =~ s/\"//g;
   19:   $code .=';return $condition;';
   20: #  print "<br>$code<br>";
   21:   my $result = &Apache::run::run($code,$safeeval);
   22:   if ( ! $result ) { 
   23: #    my $skip=$$parser[$#$parser]->get_text("/block");
   24:     my $skip=&Apache::lonxml::get_all_text("block",$$parser[$#$parser]);
   25: #    print "skipped $skip";
   26:   }
   27:   return "";
   28: }
   29: 
   30: sub end_block {
   31: }
   32: 
   33: 1;
   34: __END__