--- loncom/interface/loncommon.pm	2006/05/17 20:47:06	1.372
+++ loncom/interface/loncommon.pm	2006/06/12 18:56:05	1.381
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # a pile of common routines
 #
-# $Id: loncommon.pm,v 1.372 2006/05/17 20:47:06 albertel Exp $
+# $Id: loncommon.pm,v 1.381 2006/06/12 18:56:05 albertel Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -386,10 +386,11 @@ sub selectstudent_link {
 
 sub coursebrowser_javascript {
     my ($domainfilter)=@_;
+    my $crs_or_grp_alert = &mt('Please select the type of LON-CAPA entity - Course or Group - for which you wish to add/modify a user role');
    return (<<ENDSTDBRW);
 <script type="text/javascript" language="Javascript" >
     var stdeditbrowser;
-    function opencrsbrowser(formname,uname,udom,desc,extra_element,multflag) {
+    function opencrsbrowser(formname,uname,udom,desc,extra_element,multflag,crstype) {
         var url = '/adm/pickcourse?';
         var filter;
         if (filter != null) {
@@ -415,6 +416,18 @@ sub coursebrowser_javascript {
         if (multflag !=null && multflag != '') {
             url += '&multiple='+multflag;
         }
+        if (crstype == 'Course/Group') {
+            if (formname == 'cu') {
+                crstype = document.cu.crstype.options[document.cu.crstype.selectedIndex].value; 
+                if (crstype == "") {
+                    alert("$crs_or_grp_alert");
+                    return;
+                }
+            }
+        }
+        if (crstype !=null && crstype != '') {
+            url += '&type='+crstype;
+        }
         var title = 'Course_Browser';
         var options = 'scrollbars=1,resizable=1,menubar=0';
         options += ',width=700,height=600';
@@ -426,9 +439,9 @@ ENDSTDBRW
 }
 
 sub selectcourse_link {
-   my ($form,$unameele,$udomele,$desc,$extra_element,$multflag)=@_;
+   my ($form,$unameele,$udomele,$desc,$extra_element,$multflag,$selecttype)=@_;
     return "<a href='".'javascript:opencrsbrowser("'.$form.'","'.$unameele.
-        '","'.$udomele.'","'.$desc.'","'.$extra_element.'","'.$multflag.'");'."'>".&mt('Select Course')."</a>";
+        '","'.$udomele.'","'.$desc.'","'.$extra_element.'","'.$multflag.'","'.$selecttype.'");'."'>".&mt('Select [_1]',$selecttype)."</a>";
 }
 
 sub check_uncheck_jscript {
@@ -717,8 +730,8 @@ sub help_open_menu {
     } else {
         $link = "javascript:helpMenu('display')";
     }
-    my $banner_link = "/adm/helpmenu?page=banner&color=$color&function=$function&topic=$topic&component_help=$component_help&faq=$faq&bug=$bug&origurl=$origurl&stamp=$timestamp&stayonpage=$stayOnPage";
-    my $details_link = "/adm/helpmenu?page=body&color=$color&function=$function&topic=$topic&component_help=$component_help&faq=$faq&bug=$bug&origurl=$origurl&stamp=$timestamp";
+    my $banner_link = "/adm/helpmenu?page=banner&amp;color=$color&amp;function=$function&amp;topic=$topic&amp;component_help=$component_help&amp;faq=$faq&amp;bug=$bug&amp;origurl=$origurl&amp;stamp=$timestamp&amp;stayonpage=$stayOnPage";
+    my $details_link = "/adm/helpmenu?page=body&amp;color=$color&amp;function=$function&amp;topic=$topic&amp;component_help=$component_help&amp;faq=$faq&amp;bug=$bug&amp;origurl=$origurl&amp;stamp=$timestamp";
     my $template;
     if ($text ne "") {
 	$template .= 
@@ -803,8 +816,8 @@ sub help_open_bug {
     $topic=~s/\W+/\+/g;
     my $link='';
     my $template='';
-    my $url=$Apache::lonnet::perlvar{'BugzillaHost'}.'enter_bug.cgi?product=LON-CAPA&bug_file_loc='.
-	&escape($ENV{'REQUEST_URI'}).'&component='.$topic;
+    my $url=$Apache::lonnet::perlvar{'BugzillaHost'}.'enter_bug.cgi?product=LON-CAPA&amp;bug_file_loc='.
+	&escape($ENV{'REQUEST_URI'}).'&amp;component='.$topic;
     if (!$stayOnPage)
     {
 	$link = "javascript:void(open('$url', 'Bugzilla', 'menubar=0,toolbar=1,scrollbars=1,width=$width,height=$height,resizable=yes'))";
@@ -2813,11 +2826,19 @@ sub bodytag {
     @$addentries{keys(%design)} = @design{keys(%design)};
 
  # role and realm
-    my ($role,$realm) =
-	&Apache::lonnet::plaintext((split(/\./,$env{'request.role'}))[0]);
+    my ($role,$realm) = split(/\./,$env{'request.role'},2);
+    if ($role  eq 'ca') {
+        my ($rdom,$rname) = ($realm =~ m-^/(\w+)/(\w+)$-);
+        $realm = &plainname($rname,$rdom).':'.$rdom;
+    } 
 # realm
     if ($env{'request.course.id'}) {
+        if ($env{'request.role'} !~ /^cr/) {
+            $role = &Apache::lonnet::plaintext($role,&course_type());
+        }
 	$realm = $env{'course.'.$env{'request.course.id'}.'.description'};
+    } else {
+        $role = &Apache::lonnet::plaintext($role);
     }
     if (!$realm) { $realm='&nbsp;'; }
 # Set messages
@@ -2878,6 +2899,7 @@ ENDROLE
                                  '.domain'}.'/'})) {
         my $cid = $env{'request.course.id'};
         $dc_info.= $cid.' '.$env{'course.'.$cid.'.internal.coursecode'};
+        $dc_info =~ s/\s+$//;
         $dc_info = '('.$dc_info.')';
     }
 
@@ -3103,7 +3125,7 @@ table.thinborder { border-collapse: coll
 table.thinborder tr th, table.thinborder tr td { border-style: solid; border-width: 1px}
 form, .inline { display: inline; }
 .center { text-align: center; }
-.filename {font-family: monospace;}
+.LC_filename {font-family: monospace;}
 .LC_error {
   color: red;
   font-size: larger;
@@ -3112,11 +3134,11 @@ form, .inline { display: inline; }
   color: green;
 }
 
-table#LC_top_nav, table#LC_menubuttons, table#LC_nav_location, table#LC_breadcrumbs {
+table#LC_top_nav, table#LC_menubuttons, table#LC_nav_location {
   width: 100%;
   background: $pgbg;
   border: 0px;
-  border-spacing: 2px 1px;
+  border-spacing: 2px 2px;
   padding: 0px;
   margin: 0px;
   border-collapse: separate;
@@ -3124,7 +3146,16 @@ table#LC_top_nav, table#LC_menubuttons,
 table#LC_title_bar {
   width: 100%;
   border: 0;
-  border-spacing: 0px 1px;
+  border-spacing: 0px 0px;
+  padding: 0px 2px 0px 2px;
+  background: $pgbg;
+  font-family: $sans;
+  border-collapse: separate;
+}
+table#LC_breadcrumbs {
+  width: 100%;
+  border: 0;
+  border-spacing: 0px;
   padding: 0px 2px 0px 2px;
   background: $pgbg;
   font-family: $sans;
@@ -3709,7 +3740,7 @@ specific user. Roles can be active, prev
 
 Inputs: 
 user's domain, user's username, course's domain,
-course's number, optional section/group.
+course's number, optional section ID.
 
 Outputs:
 role status: active, previous or future. 
@@ -3760,13 +3791,14 @@ sub check_user_status {
 
 Determines all the sections for a course including
 sections with students and sections containing other roles.
-Incoming parameters: domain, course number, reference to 
-section hash (keys to be section/group IDs), reference to 
-array containing roles for which sections should be gathered
-(optional). If the fourth argument is undefined, sections
-are gathered for any role.
+Incoming parameters: domain, course number, 
+reference to array containing roles for which sections should 
+be gathered (optional). If the third argument is undefined,
+sections are gathered for any role.
  
-Returns number of sections.
+Returns section hash (keys are section IDs, values are
+number of users in each section), subject to the
+optional roles filter.
 
 =cut
 
@@ -3814,152 +3846,6 @@ sub get_sections {
 }
 
 ###############################################
-                                                                                  
-=pod
-                                                                                  
-=item coursegroups
-
-Retrieve information about groups in a course,
-
-Input:
-1. Reference to hash to populate with group information. 
-2. Optional course domain
-3. Optional course number
-4. Optional group name
-
-Course domain and number will be taken from user's
-environment if not supplied. Optional group name will'
-be passed to lonnet::get_coursegroups() as a regexp to
-use in the call to the dump function.
-
-Output
-Returns number of groups in the course (subject to the
-optional group name filter).
-
-Side effects:
-Populates the referenced curr_groups hash, with key,
-value pairs. Keys are group names, corresponding values
-are scalars containing group information in XML. This
-can be sent to &get_group_settings() to be parsed.     
-
-=cut 
-
-###############################################
-
-sub coursegroups {
-    my ($cdom,$cnum,$group) = @_;
-    if (!defined($cdom) || !defined($cnum)) {
-        my $cid =  $env{'request.course.id'};
-
-	return if (!defined($cid));
-
-        $cdom = $env{'course.'.$cid.'.domain'};
-        $cnum = $env{'course.'.$cid.'.num'};
-    }
-    my %curr_groups = &Apache::lonnet::get_coursegroups($cdom,$cnum,$group);
-    my ($tmp) = keys(%curr_groups);
-    if ($tmp=~/^(con_lost|no_such_host|error: [^2] )/) {
-	undef(%curr_groups);
-	&logthis('Error retrieving groups: '.$tmp.' in '.$cnum.':'.$cdom);
-    } elsif ($tmp=~/^error: 2 /) {
-	undef(%curr_groups);
-    }
-    return %curr_groups;
-}
-
-###############################################
-
-=pod
-
-=item get_group_settings
-
-Uses TokeParser to extract group information from the
-XML used to describe course groups.
-
-Input:
-Scalar containing XML  - as retrieved from &coursegroups().
-
-Output:
-Hash containing group information as key=values for (a), and
-hash of hashes for (b)
-
-Keys (in two categories):
-(a) groupname, creator, creation, modified, startdate,enddate.
-Corresponding values are name of the group, creator of the group
-(username:domain), UNIX time for date group was created, and
-settings were last modified, and default start and end access
-times for group members.
-
-(b) functions returned in hash of hashes.
-Outer hash key is functions.
-Inner hash keys are chat,discussion,email,files,homepage,roster.
-Corresponding values are either on or off, depending on
-whether this type of functionality is available for the group.
-
-=cut
-                                                                                 
-###############################################
-
-sub get_group_settings {
-    my ($groupinfo)=@_;
-    my $parser=HTML::TokeParser->new(\$groupinfo);
-    my $token;
-    my $tool = '';
-    my $role = '';
-    my %content=();
-    while ($token=$parser->get_token) {
-        if ($token->[0] eq 'S')  {
-            my $entry=$token->[1];
-            if ($entry eq 'functions' || $entry eq 'autosec') {
-                %{$content{$entry}} = ();
-                $tool = $entry;
-            } elsif ($entry eq 'role') {
-                if ($tool eq 'autosec') {
-                    $role = $token->[2]{id};
-                }
-            } else {
-                my $value=$parser->get_text('/'.$entry);
-                if ($entry eq 'name') {
-                    if ($tool eq 'functions') {
-                        my $function = $token->[2]{id};
-                        $content{$tool}{$function} = $value;
-                    }
-                } elsif ($entry eq 'groupname') {
-                    $content{$entry}=&unescape($value);
-                } elsif (($entry eq 'roles') || ($entry eq 'types') ||
-                         ($entry eq 'sectionpick') || ($entry eq 'defpriv')) {
-                    push(@{$content{$entry}},$value);
-                } elsif ($entry eq 'section') {
-                    if ($tool eq 'autosec'  && $role ne '') {
-                        push(@{$content{$tool}{$role}},$value);
-                    }
-                } else {
-                    $content{$entry}=$value;
-                }
-            }
-        } elsif ($token->[0] eq 'E') {
-            if ($token->[1] eq 'functions' || $token->[1] eq 'autosec') {
-                $tool = '';
-            } elsif ($token->[1] eq 'role') {
-                $role = '';
-            }
-
-        }
-    }
-    return %content;
-}
-
-sub check_group_access {
-    my ($group) = @_;
-    my $access = 1;
-    my $now = time;
-    my ($start,$end) = split(/\./,$env{'user.role.gr/'.$env{'request.course,id'}.'/'.$group});
-    if (($end!=0) && ($end<$now)) { $access = 0; }
-    if (($start!=0) && ($start>$now)) { $access=0; }
-    return $access;
-}
-
-###############################################
 
 =pod
                                                                                 
@@ -5024,6 +4910,7 @@ a hash ref describing the data to be sto
     'chartoutputmode' => 'scalar',
     'chartoutputdata' => 'scalar',
     'Section' => 'array',
+    'Group' => 'array',
     'StudentData' => 'array',
     'Maps' => 'array');
 
@@ -5106,15 +4993,17 @@ sub restore_course_settings {
 ############################################################
 ############################################################
 
-sub propath {
-    my ($udom,$uname)=@_;
-    $udom=~s/\W//g;
-    $uname=~s/\W//g;
-    my $subdir=$uname.'__';
-    $subdir =~ s/(.)(.)(.).*/$1\/$2\/$3/;
-    my $proname="$Apache::lonnet::perlvar{'lonUsersDir'}/$udom/$subdir/$uname";
-    return $proname;
-} 
+sub course_type {
+    my ($cid) = @_;
+    if (!defined($cid)) {
+        $cid = $env{'request.course.id'};
+    }
+    if (defined($env{'course.'.$cid.'type'})) {
+        return $env{'course.'.$cid.'type'};
+    } else {
+        return 'Course';
+    }
+}
 
 sub icon {
     my ($file)=@_;