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Up to [LON-CAPA] / loncom / homework

- should be possible to do text area inputs and edit now

# The LearningOnline Network with CAPA 
# edit mode helpers
# 3/20 Guy
package Apache::edit; 

use strict;
use Apache::lonnet;

sub tag_start {
  my ($target,$token,$parstack,$parser,$safeeval,$style)=@_;
  my $result='';

  $result.="<table border=\"1\"><tr><td>&lt;$token->[1]&gt;</td>
<td><input type=\"submit\" name=\"delete_$Apache::lonxml::curdepth\" value=\"Delete\" /></td>
<td><input type=\"submit\" name=\"insert_$Apache::lonxml::curdepth\" value=\"Insert\" /></td>
</tr><tr><td colspan=\"3\">\n";
  return $result;
}

sub tag_end {
  my ($target,$token,$parstack,$parser,$safeeval,$style)=@_;
  my $result='';

  $result.="</td></tr><tr><td>&lt;/$token->[1]&gt;</td></tr></table>\n";
  return $result;
}

sub editfield {
  my ($tag,$data,$description)=@_;
  
  my $count=0;
  my $maxlength=-1;
  map { $count++;
	if (length($_) > $maxlength) { $maxlength = length ($_); }
      } split ("\n", $data);
  if ($maxlength > 80) { $maxlength = 80; }
  if ($description) { 
    $description="<br />".$description; 
  }
  return "$description<br />\n&nbsp;&nbsp;&nbsp;<textarea rows=\"$count\" cols=\"$maxlength\" name=homework_edit_".$Apache::lonxml::curdepth.">$data</textarea>\n";
#  return "<br />\n&lt;$tag&gt;<br />\n&nbsp;&nbsp;&nbsp;<textarea rows=\"$count\" cols=\"$maxlength\" name=homework_edit_".$Apache::lonxml::curdepth.">$data</textarea><br />\n&lt;/$tag&gt;<br />\n";
}

sub modifiedfield {
  my ($token) = @_;
  foreach my $envkey (sort keys %ENV) {
    &Apache::lonxml::debug("$envkey ---- $ENV{$envkey}");
  }
  &Apache::lonxml::debug("I want homework_edit_$Apache::lonxml::curdepth");
  &Apache::lonxml::debug($ENV{"form.homework_edit_$Apache::lonxml::curdepth"});
  if (defined $token->[4]) {
    return $token->[4].$ENV{"form.homework_edit_$Apache::lonxml::curdepth"};
  } else {
    return $ENV{"homework_edit_$Apache::lonxml::curdepth"}.$token->[2];
  }
}

1;
__END__