--- loncom/interface/lonparmset.pm	2007/05/02 01:33:49	1.365
+++ loncom/interface/lonparmset.pm	2007/06/20 21:06:51	1.371
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # Handler to set parameters for assessments
 #
-# $Id: lonparmset.pm,v 1.365 2007/05/02 01:33:49 albertel Exp $
+# $Id: lonparmset.pm,v 1.371 2007/06/20 21:06:51 albertel Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -2047,17 +2047,24 @@ sub crsenv {
 	#
         # Deal with the emails
         if ($name =~ /\.email$/) {
-	    my ($user,$domain) = split(/:/,$value);
-	    if (!defined($user) || !defined($domain)) {
-		$setoutput.= '<br /> <span class="LC_error">'.
-		    &mt("Invalid email address specified, address must be of the form username:domain").
-		    '</span>';
-		undef($value);
-	    } elsif (&Apache::lonnet::homeserver($user,$domain) eq 'no_host') {
-		$setoutput.= '<br /> <span class="LC_error">'.
-		    &mt("Invalid email address specified, user [_1] is unknown.",$value).
-		    '</span>';
-		undef($value);
+	    foreach my $specifier (split(',',$value)) {
+		my ($user,$sections_or_groups)=
+		    ($specifier=~/^([^\(]+)\(([^\)]+)\)/);
+		if (!$sections_or_groups) {
+		    $user = $specifier;
+		}
+		my ($name,$domain) = split(':',$user);
+		if (!defined($user) || !defined($domain)) {
+		    $setoutput.= '<br /> <span class="LC_error">'.
+			&mt("Invalid email address specified, address must be of the form username:domain what was specified was ([_1])",$user).
+			'</span>';
+		    undef($value);
+		} elsif (&Apache::lonnet::homeserver($user,$domain) eq 'no_host') {
+		    $setoutput.= '<br /> <span class="LC_error">'.
+			&mt("Invalid email address specified, user [_1] is unknown.",$name).
+			'</span>';
+		    undef($value);
+		}
 	    }
         }
         # Get existing cloners
@@ -2226,10 +2233,7 @@ sub crsenv {
                     ' Tabloid [11x17 in], Executive [7 1/2x10 in], A2 [420x594 mm],'. 
                     ' A3 [297x420 mm], A4 [210x297 mm], A5 [148x210 mm], A6 [105x148 mm])',
 	     'print_header_format'
-	         => '<b>Print header format; substitutions</b>:  %n student name %c course id %a assignment note, numbers after the % limit the field size',
-             'anonymous_quiz'
-                 => '<b>'.&mt('Anonymous quiz/exam').'</b><br />'.
-                    ' (<tt><b>'.&mt('yes').'</b> '.&mt('to avoid print students names').' </tt>)',
+	         => &mtn('<b> Print header format; substitutions </b>:  %n student name %c course id %a assignment note, numbers after the % limit the field size.').'</b>',
              'default_enrollment_start_date' => '<b>'.&mt('Default beginning date for student access.').'</b>',
              'default_enrollment_end_date'   => '<b>'.&mt('Default ending date for student access.').'</b>',
              'nothideprivileged'   => '<b>'.&mt('Privileged users that should not be hidden on staff listings').'</b>'.
@@ -2249,7 +2253,10 @@ sub crsenv {
              'externalsyllabus'
                  => '<b>'.&mt('URL of Syllabus (not using internal handler)').'</b>',
 	     'tthoptions'
-	         => '<b>'.&mt('Default set of options to pass to tth/m when converting tex').'</b>'
+	         => '<b>'.&mt('Default set of options to pass to tth/m when converting tex').'</b>',
+
+	     'texengine'
+	         => '<b>'.&mt('Force all students in the course to use a specific math rendering engine.').'</b><br />'.&mt('(Valid options are [_1].)','"tth", "jsMath", "mimetex"').'</b>',
              ); 
         my @Display_Order = ('url','description','courseid','cloners','grading',
                              'externalsyllabus',
@@ -2276,6 +2283,7 @@ sub crsenv {
                              'default_enrollment_start_date',
                              'default_enrollment_end_date',
 			     'tthoptions',
+			     'texengine',
 			     'disablesigfigs',
 			     'disableexampointprint',
 			     'task_messages'
@@ -2359,7 +2367,7 @@ $start_header_row
 $end_header_row
 $output
 $end_table
-<input type="submit" name="crsenv" value="$lt{'sce'}">
+<input type="submit" name="crsenv" value="$lt{'sce'}" />
 </form>
 $end_page
 ENDENV
@@ -3148,6 +3156,7 @@ ENDMAINFORMHEAD
     my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
     my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
     my $vgr  = &Apache::lonnet::allowed('vgr',$env{'request.course.id'});
+    my $mgr  = &Apache::lonnet::allowed('mgr',$env{'request.course.id'});
 
     my @menu =
         ( { divider=>'Settings for Your Course',
@@ -3165,6 +3174,11 @@ ENDMAINFORMHEAD
 	    url => '/adm/slotrequest?command=showslots',
 	    permission => $vgr,
             },
+	  { text => 'Reset Student Access Times',
+	    url => '/adm/helper/resettimes.helper',
+	    permission => $mgr,
+            },
+
           { text => 'Set Parameter Setting Default Actions',
             action => 'setdefaults',
             permission => $parm_permission,