--- loncom/homework/structuretags.pm	2005/09/23 18:39:55	1.301
+++ loncom/homework/structuretags.pm	2005/10/17 16:08:13	1.303.2.1
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA 
 # definition of tags that give a structure to a document
 #
-# $Id: structuretags.pm,v 1.301 2005/09/23 18:39:55 albertel Exp $
+# $Id: structuretags.pm,v 1.303.2.1 2005/10/17 16:08:13 albertel Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -645,6 +645,10 @@ sub start_problem {
 	    }
 	    my $maxtries = &Apache::lonnet::EXT("resource.$id.maxtries");
 	    if (defined($maxtries) && $maxtries < 0) { $allow_print_points=0; }
+	    if (lc($env{'course.'.$env{'request.course.id'}.
+			    '.disableexampointprint'}) eq 'yes') {
+		$allow_print_points=0;
+	    }
 	    my $duedate = &Apache::lonnet::EXT("resource.$id.duedate"); 
 	    $duedate = POSIX::strftime("%c",localtime($duedate));
 	    my $temp_file;
@@ -1050,7 +1054,9 @@ sub start_randomlist {
     if ($target eq 'answer' || $target eq 'grade' || $target eq 'web' ||
 	$target eq 'tex' || $target eq 'analyze') {
 	my $body= &Apache::lonxml::get_all_text("/randomlist",$parser);
-	my $b_parser= HTML::TokeParser->new(\$body);
+	my $b_parser= HTML::LCParser->new(\$body);
+	$b_parser->xml_mode(1);
+	$b_parser->marked_sections(1);
 	my $b_tok;
 	my @randomlist;
 	my $list_item;
@@ -1074,17 +1080,19 @@ sub start_randomlist {
 	    #  print "<b>END-TAG $b_tok->[1]</b><br />";
 	    # }
 	}
-	my @idx_arr = (0 .. $#randomlist);
-	&Apache::structuretags::shuffle(\@idx_arr);
-	my $bodytext = '';
-	my $show=$#randomlist;
-	my $showarg=&Apache::lonxml::get_param('show',$parstack,$safeeval);
-	$showarg--;
-	if ( ($showarg >= 0) && ($showarg < $show) ) { $show = $showarg; }
-	for(0 .. $show) {
-	    $bodytext .= "$randomlist[ $idx_arr[$_] ]";
+	if (@randomlist) {
+	    my @idx_arr = (0 .. $#randomlist);
+	    &Apache::structuretags::shuffle(\@idx_arr);
+	    my $bodytext = '';
+	    my $show=$#randomlist;
+	    my $showarg=&Apache::lonxml::get_param('show',$parstack,$safeeval);
+	    $showarg--;
+	    if ( ($showarg >= 0) && ($showarg < $show) ) { $show = $showarg; }
+	    for(0 .. $show) {
+		$bodytext .= "$randomlist[ $idx_arr[$_] ]";
+	    }
+	    &Apache::lonxml::newparser($parser,\$bodytext);
 	}
-	&Apache::lonxml::newparser($parser,\$bodytext);
     } elsif ($target eq 'edit' ) {
 	$result .=&Apache::edit::tag_start($target,$token);
 	$result .=&Apache::edit::text_arg('Maximum Tags to Show:','show',
@@ -1101,7 +1109,7 @@ sub start_randomlist {
 sub shuffle {
     my $a=shift;
     my $i;
-    if (defined(@$a)) {
+    if (ref($a) eq 'ARRAY' && @$a) {
 	&Apache::response::pushrandomnumber();
 	for($i=@$a;--$i;) {
 	    my $j=int(&Math::Random::random_uniform() * ($i+1));
@@ -1207,6 +1215,10 @@ sub start_part {
 		    if (defined($maxtries) && $maxtries < 0) {
 			$allow_print_points=0;
 		    }
+		    if (lc($env{'course.'.$env{'request.course.id'}.
+				    '.disableexampointprint'}) eq 'yes') {
+			$allow_print_points=0;
+		    }
 		    if (($Apache::lonhomework::type eq 'exam') && ($allow_print_points)) { $result .= '\fbox{\textit{'.$weight.' pt}}';}
 		} elsif ($target eq 'web') {
 		    $result.='<a name="'.&Apache::lonnet::escape($Apache::inputtags::part).'" />';