--- loncom/homework/outputtags.pm 2001/06/01 15:58:00 1.7
+++ loncom/homework/outputtags.pm 2003/10/07 17:52:29 1.33
@@ -1,53 +1,185 @@
+# The LearningOnline Network with CAPA
+# tags that create controlled output
+#
+# $Id: outputtags.pm,v 1.33 2003/10/07 17:52:29 www Exp $
+#
+# Copyright Michigan State University Board of Trustees
+#
+# This file is part of the LearningOnline Network with CAPA (LON-CAPA).
+#
+# LON-CAPA is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# (at your option) any later version.
+#
+# LON-CAPA is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with LON-CAPA; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+#
+# /home/httpd/html/adm/gpl.txt
+#
+# http://www.lon-capa.org/
+#
+
package Apache::outputtags;
use strict;
use Apache::lonnet;
use POSIX qw(strftime);
-sub BEGIN {
- &Apache::lonxml::register('Apache::outputtags',('displayduedate','displaytitle'));
+BEGIN {
+ &Apache::lonxml::register('Apache::outputtags',('displayduedate','displaytitle','displayweight'));
+}
+
+sub initialize_outputtags {
+ %Apache::outputtags::showonce=();
}
sub start_displayduedate {
- my ($target,$token,$parstack,$parser,$safeeval)=@_;
- my $result;
- my $status=$Apache::inputtags::status['-1'];
- &Apache::lonxml::debug("got a $status in duedatebox");
- if (($status =~ /CAN.*_ANSWER/) && ($target eq 'web')) {
- my $format = &Apache::lonxml::get_param('format',$parstack,$safeeval);
- if ($format eq '') {
- &Apache::lonxml::debug("using default format");
- $format="%c";
- }
- my $id = $Apache::inputtags::part;
- my $date = &Apache::lonnet::EXT("resource.$id.duedate");
- &Apache::lonxml::debug("duedatebox found $date for $id");
- if ($date) {
- $result ='
Due at '.
- POSIX::strftime($format,localtime($date)).
- ' |
';
+ my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
+ my $result;
+ if (exists($Apache::outputtags::showonce{'displayduedate'})) {
+ return '';
} else {
- $result ='';
+ $Apache::outputtags::showonce{'displayduedate'}=1;
+ }
+ my $status=$Apache::inputtags::status['-1'];
+ &Apache::lonxml::debug("got a $status in duedatebox");
+ my $style = &Apache::lonxml::get_param('style',$parstack,$safeeval);
+ if (($status =~ /CAN.*_ANSWER/) && ($target eq 'web')) {
+# my $format = &Apache::lonxml::get_param('format',$parstack,$safeeval);
+# if ($format eq '') {
+# &Apache::lonxml::debug("using default format");
+# $format="%c";
+# }
+ my $id = $Apache::inputtags::part;
+ my $date = &Apache::lonnet::EXT("resource.$id.duedate");
+ &Apache::lonxml::debug("duedatebox found $date for $id");
+ if (lc($style) !~ 'plain') {
+ $result ='Due '.
+ &Apache::lonnavmaps::timeToHumanString($date).
+ ' |
';
+ } else {
+ $result=&mt('Due').' '.&Apache::lonnavmaps::timeToHumanString($date);
+ }
+# } else {
+# $result ='';
+# }
+ } elsif ( $target eq 'edit' ) {
+ $result=&Apache::edit::tag_start($target,$token);
+ $result.='';
+ $result.=&Apache::edit::end_table();
}
- }
- return $result;
+ return $result;
}
sub end_displayduedate {
- return '';
+ my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
+ my @result;
+ if ($target eq 'edit') { $result[1]='no'; }
+ return @result;
}
sub start_displaytitle {
- my ($target,$token,$parstack,$parser,$safeeval)=@_;
- my $result='';
- if ($target eq 'web') {
- $result="$Apache::lonhomework::name
";
- }
- return $result;
+ my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
+ my $result='';
+ if (exists($Apache::outputtags::showonce{'displayduetitle'})) {
+ return '';
+ } else {
+ $Apache::outputtags::showonce{'displayduetitle'}=1;
+ }
+ my $name=&Apache::structuretags::get_resource_name();
+ my $style = &Apache::lonxml::get_param('style',$parstack,$safeeval);
+ if ($target eq 'web') {
+ $result=$name;
+ if (lc($style) !~ 'plain') { $result="$name
"; }
+ } elsif ($target eq 'edit') {
+ $result=&Apache::edit::tag_start($target,$token);
+ $result.='';
+ $result.=&Apache::edit::end_table();
+ } elsif ($target eq 'tex' and $Apache::lonhomework::type ne 'exam') {
+ $name=&Apache::lonxml::latex_special_symbols($name);
+ if (lc($style) !~ 'plain') {
+ $result='\vskip 0 mm\noindent\textbf{'.$name.'}\vskip 0 mm';
+ } else {
+ $result=$name;
+ }
+ }
+ return $result;
}
sub end_displaytitle {
- return '';
+ my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
+ my @result;
+ if ($target eq 'edit') { $result[1]='no'; }
+ return @result;
+}
+
+sub multipart {
+ my ($uri)=@_;
+ if (!defined($uri)) { $uri=$ENV{'request.uri'}; }
+ my @parts;
+ my $metadata = &Apache::lonnet::metadata($uri,'packages');
+ foreach (split(/\,/,$metadata)) {
+ if ($_ =~ /^part_(.*)$/) {
+ my $part = $1;
+ if ($part ne '0') { push(@parts,$part); }
+ }
+ }
+ return @parts;
+}
+
+sub start_displayweight {
+ my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
+ my $result;
+ if (exists($Apache::outputtags::showonce{'displayweight'})) {
+ if(grep(/^\Q$Apache::inputtags::part\E$/,
+ @{$Apache::outputtags::showonce{'displayweight'}})) {
+ return '';
+ }
+ }
+ push(@{$Apache::outputtags::showonce{'displayweight'}},
+ $Apache::inputtags::part);
+ my $status=$Apache::inputtags::status['-1'];
+ if ($target eq 'web' || $target eq 'tex') {
+ my $id = $Apache::inputtags::part;
+ if ($id ne '0') {
+ my $weight = &Apache::lonnet::EXT("resource.$id.weight");
+ if (!defined($weight) || ($weight eq '')) { $weight=1; }
+ $result.=$weight;
+ } else {
+ my @parts=&multipart($ENV{'request.uri'});
+ my $weight;
+ if (@parts) {
+ foreach my $part (@parts) {
+ my $pweight=&Apache::lonnet::EXT("resource.$part.weight");
+ if (!defined($pweight) || ($pweight eq '')) { $pweight=1; }
+ $weight+=$pweight;
+ }
+ } else {
+ $weight = &Apache::lonnet::EXT("resource.$id.weight");
+ if (!defined($weight) || ($weight eq '')) { $weight=1; }
+ }
+ $result=$weight;
+ }
+ } elsif ( $target eq 'edit' ) {
+ $result=&Apache::edit::tag_start($target,$token);
+ $result.='';
+ $result.=&Apache::edit::end_table();
+ }
+ return $result;
+}
+
+sub end_displayweight {
+ my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
+ my @result;
+ if ($target eq 'edit') { $result[1]='no'; }
+ return @result;
}
1;