--- loncom/interface/lonmenu.pm	2010/03/22 20:11:22	1.321
+++ loncom/interface/lonmenu.pm	2012/09/12 05:14:17	1.387
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # Routines to control the menu
 #
-# $Id: lonmenu.pm,v 1.321 2010/03/22 20:11:22 droeschl Exp $
+# $Id: lonmenu.pm,v 1.387 2012/09/12 05:14:17 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -26,8 +26,6 @@
 # http://www.lon-capa.org/
 #
 #
-# There is one parameter controlling the action of this module:
-#
 
 =head1 NAME
 
@@ -35,7 +33,8 @@ Apache::lonmenu
 
 =head1 SYNOPSIS
 
-Coordinates the response to clicking an image.
+Loads contents of /home/httpd/lonTabs/mydesk.tab, 
+used to generate inline menu, and Main Menu page. 
 
 This is part of the LearningOnline Network with CAPA project
 described at http://www.lon-capa.org.
@@ -74,10 +73,19 @@ It is set to 'done' in the BEGIN block o
 =item @primary_menu
 
 The elements of this array reference arrays that are made up of the components
-of those lines of mydesk.tab that start with prim.
+of those lines of mydesk.tab that start with prim:.
 It is used by primary_menu() to generate the corresponding menu.
 It gets filled in the BEGIN block of this module.
 
+=item %primary_sub_menu
+
+The keys of this hash reference are the names of items in the primary_menu array 
+which have sub-menus.  For each key, the corresponding value is a reference to
+an array containing components extracted from lines in mydesk.tab which begin
+with primsub:.
+This hash, which is used by primary_menu to generate sub-menus, is populated in
+the BEGIN block.
+
 =item @secondary_menu
 
 The elements of this array reference arrays that are made up of the components
@@ -107,7 +115,17 @@ entries from mydesk.tab
 
 Same as primary_menu() but operates on @secondary_menu.
 
-=item show_return_link()
+=item create_submenu()
+
+Creates XHTML for unordered list of sub-menu items which belong to a 
+particular top-level menu item. Uses hover pseudo class in css to display
+dropdown list when mouse hovers over top-level item. Support for IE6 
+(no hover psuedo class) via LC_hoverable class for <li> tag for top-
+level item, which employs jQuery to handle behavior on mouseover.
+
+Inputs: 4 - (a) link and (b) target for anchor href in top level item,
+            (c) title for text wrapped by anchor tag in top level item.
+            (d) reference to array of arrays of sub-menu items.
 
 =item innerregister()
 
@@ -131,6 +149,9 @@ The javascript is usually similar to "go
 
 =item utilityfunctions()
 
+Output from this routine is a number of javascript functions called by
+items in the inline menu, and in some cases items in the Main Menu page. 
+
 =item serverform()
 
 =item constspaceform()
@@ -155,11 +176,13 @@ use Apache::lonhtmlcommon();
 use Apache::loncommon();
 use Apache::lonenc();
 use Apache::lonlocal;
+use Apache::lonmsg();
 use LONCAPA qw(:DEFAULT :match);
 use HTML::Entities();
+use Apache::lonwishlist();
 
 use vars qw(@desklines %category_names %category_members %category_positions 
-            $readdesk @primary_menu @secondary_menu);
+            $readdesk @primary_menu %primary_submenu @secondary_menu);
 
 my @inlineremote;
 
@@ -177,12 +200,12 @@ sub prep_menuitem {
     return '<li><a' 
            # highlighting for new messages
            . ( $$menuitem[4] eq 'newmsg' ? ' class="LC_new_message"' : '') 
-           . qq| href="$$menuitem[0]">$link</a></li>|;
+           . qq| href="$$menuitem[0]" target="_top">$link</a></li>|;
 }
 
 # primary_menu() evaluates @primary_menu and returns XHTML for the menu
 # that contains following links:
-# About, Message, Roles, Help, Logout
+# About, Message, Personal, Roles, Help, Logout
 # @primary_menu is filled within the BEGIN block of this module with 
 # entries from mydesk.tab
 sub primary_menu {
@@ -212,54 +235,131 @@ sub primary_menu {
         next if    $$menuitem[4]        eq 'courses'   ##'Roles' wanted
                 && !&Apache::loncommon::show_course(); ##
         
-            
-        if ($$menuitem[3] eq 'Help') { # special treatment for helplink
-            $menu .= '<li>'.&Apache::loncommon::top_nav_help('Help').'</li>';
+        my $title = $menuitem->[3];
+        if (defined($primary_submenu{$title})) {
+            my ($link,$target);
+            if ($menuitem->[0] ne '') {
+                $link = $menuitem->[0];
+                $target = '_top';
+            } else {
+                $link = '#';
+            }
+            my @primsub;
+            if (ref($primary_submenu{$title}) eq 'ARRAY') {
+                foreach my $item (@{$primary_submenu{$title}}) {
+                    next if (($item->[2] eq 'wishlist') && (!$env{'user.adv'}));
+                    next if (($item->[2] eq 'reqcrs') && (!&check_for_rcrs()));
+                    next if ((($item->[2] eq 'portfolio') ||
+                             ($item->[2] eq 'blog')) &&
+                             (!&Apache::lonnet::usertools_access('','',$item->[2],
+                                                           undef,'tools')));
+                    push(@primsub,$item);
+                }
+                if (@primsub > 0) {
+                    $menu .= &create_submenu($link,$target,$title,\@primsub);
+                } elsif ($link) {
+                    $menu .= '<li><a href="'.$link.'" target="'.$target.'">'.&mt($title).'</a></li>';
+                }
+            }
+        } elsif ($$menuitem[3] eq 'Help') { # special treatment for helplink
+            if ($public) {
+                my $origmail = $Apache::lonnet::perlvar{'lonSupportEMail'};
+                my $defdom = &Apache::lonnet::default_login_domain();
+                my $to = &Apache::loncommon::build_recipient_list(undef,
+                                                                  'helpdeskmail',
+                                                                  $defdom,$origmail);
+                if ($to ne '') {
+                    $menu .= &prep_menuitem($menuitem); 
+                }
+            } else {
+                $menu .= '<li>'.&Apache::loncommon::top_nav_help('Help').'</li>';
+            }
         } else {
-            my @items = @{$menuitem};
-            $items[0] = 'javascript:'.$menuitem->[0].';';
-            $menu .= &prep_menuitem(\@items);
+            $menu .= prep_menuitem($menuitem);
         }
     }
+    $menu =~ s/\[domain\]/$env{'user.domain'}/g;
+    $menu =~ s/\[user\]/$env{'user.name'}/g;
 
     return "<ol class=\"LC_primary_menu LC_right\">$menu</ol>";
 }
 
+#returns hashref {user=>'',dom=>''} containing:
+#   own name, domain if user is au
+#   name, domain of parent author if user is ca or aa
+#empty return if user is not an author or not on homeserver
+#
+#TODO this should probably be moved somewhere more central
+#since it can be used by different parts of the system
+sub getauthor{
+    return unless $env{'request.role'}=~/^(ca|aa|au)/; #nothing to do if user isn't some kind of author
+
+                        #co- or assistent author?
+    my ($dom, $user) = ($env{'request.role'} =~ /^(?:ca|aa)\.\/($match_domain)\/($match_username)$/)
+                       ? ($1, $2) #domain, username of the parent author
+                       : @env{ ('request.role.domain', 'user.name') }; #own domain, username
+
+    # current server == home server?
+    my $home =  &Apache::lonnet::homeserver($user,$dom);
+    foreach (&Apache::lonnet::current_machine_ids()){
+        return {user => $user, dom => $dom} if $_ eq $home;
+    }
+
+    # if wrong server
+    return;
+}
 
 sub secondary_menu {
     my $menu;
 
     my $crstype = &Apache::loncommon::course_type();
-    my $canedit = &Apache::lonnet::allowed('mdc', $env{'request.course.id'});
-    my $canviewgrps = &Apache::lonnet::allowed('vcg', $env{'request.course.id'}
-                   . ($env{'request.course.sec'} ? "/$env{'request.course.sec'}"
-                                                 : '')); 
-    my $showlink = &show_return_link();
+    my $crs_sec = $env{'request.course.id'} . ($env{'request.course.sec'} 
+                                               ? "/$env{'request.course.sec'}"
+                                               : '');
+    my $canedit       = &Apache::lonnet::allowed('mdc', $env{'request.course.id'});
+    my $canviewroster = $env{'course.'.$env{'request.course.id'}.'.student_classlist_view'};
+    my $canviewgrps   = &Apache::lonnet::allowed('vcg', $crs_sec); 
+    my $canmodifyuser = &Apache::lonnet::allowed('cst', $crs_sec); 
+    my $canviewwnew   = &Apache::lonnet::allowed('whn', $crs_sec); 
+    my $canmodpara    = &Apache::lonnet::allowed('opa', $crs_sec);
+    my $canvgr        = &Apache::lonnet::allowed('vgr', $crs_sec);
+    my $canmgr        = &Apache::lonnet::allowed('mgr', $crs_sec); 
+    my $author        = &getauthor();
+
     my %groups = &Apache::lonnet::get_active_groups(
                      $env{'user.domain'}, $env{'user.name'},
                      $env{'course.' . $env{'request.course.id'} . '.domain'},
                      $env{'course.' . $env{'request.course.id'} . '.num'});
+
     foreach my $menuitem (@secondary_menu) {
         # evaluate conditions 
         next if    ref($menuitem)  ne 'ARRAY';
         next if    $$menuitem[4]   ne 'always'
+                && $$menuitem[4]   ne 'author'
                 && !$env{'request.course.id'};
-        next if    $$menuitem[4]   eq 'showreturn'
-                && !$showlink
-                && !($env{'request.state'} eq 'construct');
         next if    $$menuitem[4]   =~ /^mdc/
                 && !$canedit;
-        next if    $$menuitem[4]  eq 'mdcCourse'
-                && $crstype eq 'Community';
-        next if    $$menuitem[4]  eq 'mdcCommunity'
-                && $crstype ne 'Community';
-        next if    $$menuitem[4] =~ /^Course$/
-                && $crstype eq 'Community';
-        next if    $$menuitem[4] =~ /^Community$/
-                && $crstype ne 'Community';
+        next if    $$menuitem[4]  eq 'nvgr'
+                && $canvgr;
+        next if    $$menuitem[4]  eq 'vgr'
+                && !$canvgr;
+        next if    $$menuitem[4]   eq 'cst'
+                && !$canmodifyuser;
+        next if    $$menuitem[4]   eq 'ncst'
+                && ($canmodifyuser || !$canviewroster);
+        next if    $$menuitem[4]   eq 'mgr'
+                && !$canmgr;
+        next if    $$menuitem[4]   eq 'nmgr'
+                && $canmgr;
+        next if    $$menuitem[4]   eq 'whn'
+                && !$canviewwnew;
+        next if    $$menuitem[4]   eq 'opa'
+                && !$canmodpara;
         next if    $$menuitem[4]   =~ /showgroups$/
                 && !$canviewgrps
                 && !%groups;
+        next if    $$menuitem[4]    eq 'author'
+                && !$author;
 
         if ($$menuitem[3] eq 'Roles' && $env{'request.course.id'}) {
             # special treatment for role selector
@@ -284,29 +384,50 @@ sub secondary_menu {
             and (   $env{'request.noversionuri'} eq '' 
                  || !defined($env{'request.noversionuri'}))) 
         {
-            ($escurl = $env{'request.filename'}) =~ 
-                s{^/home/([^/]+)/public_html/(.*)$}{/priv/$1/$2};
-
+            my $londocroot = $Apache::lonnet::perlvar{'lonDocRoot'};
+            ($escurl = $env{'request.filename'}) =~ s{^\Q$londocroot\E}{};
             $escurl  = &escape($escurl);
         }    
         $menu =~ s/\[url\]/$escurl/g;
         $menu =~ s/\[symb\]/$escsymb/g;
     }
-
-    return "<ul id=\"LC_secondary_menu\">$menu</ul>";
-}
-
-sub show_return_link {
-    return (($env{'request.noversionuri'}=~m{^/(res|public)/} &&
-	     $env{'request.symb'} eq '')
-	    ||
-	    ($env{'request.noversionuri'}=~ m{^/cgi-bin/printout.pl})
-	    ||
-	    (($env{'request.noversionuri'}=~/^\/adm\//) &&
-	     ($env{'request.noversionuri'}!~/^\/adm\/wrapper\//) &&
-	     ($env{'request.noversionuri'}!~
-	      m[^/adm/.*/(smppg|bulletinboard|aboutme)($|\?)])
-	     ));
+    $menu =~ s/\[uname\]/$$author{user}/g;
+    $menu =~ s/\[udom\]/$$author{dom}/g;
+    if ($menu) {
+        $menu = "<ul id=\"LC_secondary_menu\">$menu</ul>";
+    }
+    return $menu;
+}
+
+sub create_submenu {
+    my ($link,$target,$title,$submenu) = @_;
+    return unless (ref($submenu) eq 'ARRAY');
+    my $disptarget;
+    if ($target ne '') {
+        $disptarget = ' target="'.$target.'"';
+    }
+    my $menu = '<li class="LC_hoverable">'.
+               '<a href="'.$link.'"'.$disptarget.'>'.
+               '<span class="LC_nobreak">'.&mt($title).
+               '<span class="LC_fontsize_small" style="font-weight:normal;">'.
+               ' &#9660;</span></span></a>'.
+               '<ul>';
+    my $count = 0;
+    my $numsub = scalar(@{$submenu});
+    foreach my $item (@{$submenu}) {
+        $count ++;
+        if (ref($item) eq 'ARRAY') {
+            my $borderbot;
+            if ($count == $numsub) {
+                $borderbot = 'border-bottom:1px solid black;';
+            }
+            $menu .= '<li style="margin:0;padding:0;'.
+                     $borderbot.'"><a href="'.$item->[0].'">'.
+                     &mt($item->[1]).'</a></li>';
+        }
+    }
+    $menu .= '</ul></li>';
+    return $menu;
 }
 
 sub innerregister {
@@ -320,9 +441,10 @@ sub innerregister {
 
     undef(@inlineremote);
 
+    my $resurl; 
     if ( $env{'request.symb'} && $env{'request.course.id'} ) {
 
-        my ($mapurl,$rid,$resurl) = &Apache::lonnet::decode_symb(&Apache::lonnet::symbread());
+        (my $mapurl, my $rid, $resurl) = &Apache::lonnet::decode_symb(&Apache::lonnet::symbread());
         my $coursetitle = $env{'course.'.$env{'request.course.id'}.'.description'};
 
         my $maptitle = &Apache::lonnet::gettitle($mapurl);
@@ -331,10 +453,13 @@ sub innerregister {
 #SD
 #course_type only Course and Community?
 #
-        my @crumbs = ({text  => Apache::loncommon::course_type() 
+        my @crumbs;
+        unless (($forcereg) && ($env{'request.noversionuri'} eq '/adm/navmaps')
+                && ($mapurl eq $env{'course.'.$env{'request.course.id'}.'.url'})) {
+            @crumbs = ({text  => Apache::loncommon::course_type() 
                                 . ' Contents', 
-                       href  => "Javascript:gopost('/adm/navmaps','')"});
-
+                        href  => "Javascript:gopost('/adm/navmaps','')"});
+        }
         if ($mapurl ne $env{'course.'.$env{'request.course.id'}.'.url'}) { 
             push(@crumbs, {text  => '...',
                            no_mt => 1});
@@ -348,6 +473,11 @@ sub innerregister {
 
         &Apache::lonhtmlcommon::clear_breadcrumbs();
         &Apache::lonhtmlcommon::add_breadcrumb(@crumbs);
+    }elsif (! $const_space){
+        #a situation when we're looking at a resource outside of context of a 
+        #course or construction space (e.g. with cumulative rights)
+        &Apache::lonhtmlcommon::clear_breadcrumbs();
+        &Apache::lonhtmlcommon::add_breadcrumb({text => 'View Resource'});
     }
 # =============================================================================
 # ============================ This is for URLs that actually can be registered
@@ -363,23 +493,29 @@ sub innerregister {
 
         my $hwkadd='';
         if ($env{'request.symb'} ne '' &&
-	    $env{'request.filename'}=~/\.(problem|exam|quiz|assess|survey|form|task)$/) {
+	    $env{'request.filename'}=~/$LONCAPA::assess_re/) {
 	    if (&Apache::lonnet::allowed('mgr',$crs)) {
-		$hwkadd.=&switch('','',7,2,'pgrd.png','problem[_1]','grades[_4]',
+		$hwkadd.=&switch('','',7,2,'pgrd.png','Content Grades','grades[_4]',
                        "gocmd('/adm/grades','gradingmenu')",
-                       'Modify user grades for this assessment resource');
+                       'Content Grades');
             } elsif (&Apache::lonnet::allowed('vgr',$crs)) {
-		$hwkadd.=&switch('','',7,2,'subm.png','view sub-[_1]','missions[_1]',
+		$hwkadd.=&switch('','',7,2,'subm.png','Content Submissions','missions[_1]',
                        "gocmd('/adm/grades','submission')",
-		       'View user submissions for this assessment resource');
+		       'Content Submissions');
             }
 	}
 	if ($env{'request.symb'} ne '' &&
 	    &Apache::lonnet::allowed('opa',$crs)) {
-	    $hwkadd.=&switch('','',7,3,'pparm.png','problem[_2]','parms[_2]',
+	    $hwkadd.=&switch('','',7,3,'pparm.png','Content Settings','parms[_2]',
 			     "gocmd('/adm/parmset','set')",
-			     'Modify parameter settings for this resource');
+			     'Content Settings');
 	}
+        if ($env{'request.symb'}=~/^uploaded/ &&
+            &Apache::lonnet::allowed('mdc',$crs)) {
+            $hwkadd.=&switch('','',7,4,'docs.png','Folder/Page Content','parms[_2]',
+                             "gocmd('/adm/coursedocs','direct')",
+                             'Folder/Page Content');
+        }
 # -- End Homework
         ###
         ### Determine whether or not to display the 'cstr' button for this
@@ -399,7 +535,7 @@ sub innerregister {
 #
                 # Set defaults for authors
                 my ($top,$bottom) = ('con-','struct');
-                my $action = "go('/priv/".$env{'user.name'}."');";
+                my $action = "go('/priv/".$env{'user.domain'}.'/'.$env{'user.name'}."');";
                 my $cadom  = $env{'request.role.domain'};
                 my $caname = $env{'user.name'};
                 my $desc = "Enter my construction space";
@@ -407,12 +543,12 @@ sub innerregister {
                 if ($env{'request.role'} =~ /^ca/) { 
                     ($cadom,$caname)=($env{'request.role'}=~/($match_domain)\/($match_username)$/);
                     ($top,$bottom) = ('co con-','struct');
-                    $action = "go('/priv/".$caname."');";
+                    $action = "go('/priv/".$cadom.'/'.$caname."');";
                     $desc = "Enter construction space as co-author";
                 } elsif ($env{'request.role'} =~ /^aa/) {
                     ($cadom,$caname)=($env{'request.role'}=~/($match_domain)\/($match_username)$/);
                     ($top,$bottom) = ('co con-','struct');
-                    $action = "go('/priv/".$caname."');";
+                    $action = "go('/priv/".$cadom.'/'.$caname."');";
                     $desc = "Enter construction space as assistant co-author";
                 }
                 # Check that we are on the correct machine
@@ -437,28 +573,36 @@ sub innerregister {
             my $cfuname='';
             my $cfudom='';
             my $uploaded;
+            my $switchserver='';
+            my $home;
             if ($env{'request.filename'}) {
                 my $file=&Apache::lonnet::declutter($env{'request.filename'});
                 if (defined($cnum) && defined($cdom)) {
                     $uploaded = &is_course_upload($file,$cnum,$cdom);
                 }
                 if (!$uploaded) {
-                    $file=~s/^($match_domain)\/($match_username)/\/priv\/$2/;
+
+                    $file=~s{^(priv/$match_domain/$match_username)}{/$1};
+                    $file=~s{^($match_domain/$match_username)}{/priv/$1};
+
                     # Check that the user has permission to edit this resource
-                    ($cfuname,$cfudom)=&Apache::loncacc::constructaccess($file,$1);
+                    my $setpriv = 1;
+                    ($cfuname,$cfudom)=&Apache::loncacc::constructaccess($file,$setpriv);
                     if (defined($cfudom)) {
-		        my $home=&Apache::lonnet::homeserver($cfuname,$cfudom);
+		        $home=&Apache::lonnet::homeserver($cfuname,$cfudom);
 		        my $allowed=0;
 		        my @ids=&Apache::lonnet::current_machine_ids();
 		        foreach my $id (@ids) { if ($id eq $home) { $allowed=1; } }
 		        if ($allowed) {
                             $cfile=$file;
+                        } else {
+                            $switchserver=$file;
                         }
                     }
                 }
             }
             # Finally, turn the button on or off
-            if ($cfile && !$const_space) {
+            if (($cfile || $switchserver) && !$const_space) {
                 my $nocrsedit;
                 # Suppress display where CC has switched to student role.
                 if ($env{'request.course.id'}) {
@@ -470,9 +614,18 @@ sub innerregister {
                 if ($nocrsedit) {
                     $editbutton=&clear(6,1);
                 } else {
+                    my $bot = "go('$cfile')";
+                    if ($switchserver) {
+                        if ( $env{'request.symb'} && $env{'request.course.id'} ) {
+                            $cfile = '/adm/switchserver?otherserver='.$home.'&amp;role='.
+                                     &HTML::Entities::encode($env{'request.role'},'"<>&').'&amp;symb='.
+                                     &HTML::Entities::encode($env{'request.symb'},'"<>&');
+                            $bot = "need_switchserver('$cfile');";
+                        }
+                    }
                     $editbutton=&switch
-                       ('','',6,1,'pcstr.png','edit[_1]','resource[_2]',
-                     "go('".$cfile."');","Edit this resource");
+                       ('','',6,1,'pcstr.png','Edit','resource[_2]',
+                        $bot,"Edit this resource");
                     $noeditbutton = 0;
                 }
             } elsif ($editbutton eq '') {
@@ -487,7 +640,7 @@ sub innerregister {
                         my $cfile = &edit_course_upload($file,$cnum,$cdom);
                         if ($cfile) {
                             $editbutton=&switch
-                                        ('','',6,1,'pcstr.png','edit[_1]',
+                                        ('','',6,1,'pcstr.png','Edit',
                                          'resource[_2]',"go('".$cfile."');",
                                          'Edit this resource');
                         }
@@ -495,17 +648,31 @@ sub innerregister {
                 }
             }
         }
+        if ($env{'request.course.id'}) {
+            if ($resurl eq "public/$cdom/$cnum/syllabus") {
+                if ($env{'course.'.$env{'request.course.id'}.'.externalsyllabus'} =~ /\w/) {
+                    if (&Apache::lonnet::allowed('mdc',$env{'request.course.id'})) {
+                        $editbutton=&switch('','',6,1,'pcstr.png','Edit',
+                                            'resource[_2]',
+                                            "go('/adm/courseprefs?phase=display&actions=courseinfo')",
+                                            'Edit this resource');
+                    }
+                }
+            }
+        }
         ###
         ###
 # Prepare the rest of the buttons
-        my $menuitems;
+        my ($menuitems,$got_prt,$got_wishlist);
         if ($const_space) {
 #
 # We are in construction space
 #
-	    my ($uname,$thisdisfn) =
-		($env{'request.filename'}=~m|^/home/([^/]+)/public_html/(.*)|);
-            my $currdir = '/priv/'.$uname.'/'.$thisdisfn;
+
+            my $londocroot = $Apache::lonnet::perlvar{'lonDocRoot'};
+	    my ($udom,$uname,$thisdisfn) =
+		($env{'request.filename'}=~m{^\Q$londocroot/priv/\E([^/]+)/([^/]+)/(.*)$});
+            my $currdir = '/priv/'.$udom.'/'.$uname.'/'.$thisdisfn;
             if ($currdir =~ m-/$-) {
                 $is_const_dir = 1;
             } else {
@@ -516,11 +683,11 @@ sub innerregister {
 # Probably should be in mydesk.tab
 #
                 $menuitems=(<<ENDMENUITEMS);
-s&6&1&list.png&list[_1]&dir[_1]&golist('$esc_currdir')&List current directory
-s&6&2&rtrv.png&retrieve[_1]&version[_1]&gocstr('/adm/retrieve','/~$uname/$cleandisfn')&Retrieve old version
-s&6&3&pub.png&publish[_1]&resource[_3]&gocstr('/adm/publish','/~$uname/$cleandisfn')&Publish this resource
-s&7&1&del.png&delete[_1]&resource[_2]&gocstr('/adm/cfile?action=delete','/~$uname/$cleandisfn')&Delete this resource
-s&7&2&prt.png&prepare[_1]&printout[_1]&gocstr('/adm/printout','/~$uname/$cleandisfn')&Prepare a printable document
+s&6&1&list.png&Directory&dir[_1]&golist('$esc_currdir')&List current directory
+s&6&2&rtrv.png&Retrieve&version[_1]&gocstr('/adm/retrieve','/priv/$udom/$uname/$cleandisfn')&Retrieve old version
+s&6&3&pub.png&Publish&resource[_3]&gocstr('/adm/publish','/priv/$udom/$uname/$cleandisfn')&Publish this resource
+s&7&1&del.png&Delete&resource[_2]&gocstr('/adm/cfile?action=delete','/priv/$udom/$uname/$cleandisfn')&Delete this resource
+s&7&2&prt.png&Print&printout[_1]&gocstr('/adm/printout','/priv/$udom/$uname/$cleandisfn')&Prepare a printable document
 ENDMENUITEMS
             }
                 if (ref($bread_crumbs) eq 'ARRAY') {
@@ -532,19 +699,28 @@ ENDMENUITEMS
         } elsif ( defined($env{'request.course.id'}) && 
 		 $env{'request.symb'} ne '' ) {
 #
-# We are in a course and looking at a registred URL
+# We are in a course and looking at a registered URL
 # Should probably be in mydesk.tab
 #
 	    $menuitems=(<<ENDMENUITEMS);
 c&3&1
-s&2&1&back.png&backward[_1]&&gopost('/adm/flip','back:'+currentURL)&Go to the previous resource in the course sequence&&1
-s&2&3&forw.png&forward[_1]&&gopost('/adm/flip','forward:'+currentURL)&Go to the next resource in the course sequence&&3
+s&2&1&back.png&&&gopost('/adm/flip','back:'+currentURL)&Previous content resource&&1
+s&2&3&forw.png&&&gopost('/adm/flip','forward:'+currentURL)&Next content resource&&3
 c&6&3
 c&8&1
 c&8&2
-s&8&3&prt.png&prepare[_1]&printout[_1]&gopost('/adm/printout',currentURL)&Prepare a printable document
-s&9&1&sbkm.png&set[_1]&bookmark[_2]&set_bookmark()&Set a bookmark for this resource&&1
+s&8&3&prt.png&Print&printout[_1]&gopost('/adm/printout',currentURL)&Prepare a printable document
 ENDMENUITEMS
+            $got_prt = 1;
+            if (($env{'user.adv'}) && ($env{'request.uri'} =~ /^\/res/)
+                && (!$env{'request.enc'})) {
+                # wishlist is only available for users with access to resource-pool
+                # and links can only be set for resources within the resource-pool
+                $menuitems .= (<<ENDMENUITEMS);
+s&9&1&wishlist-link.png&Stored Links&wishlistlink[_2]&set_wishlistlink()&Save a link for this resource in your personal Stored Links repository&&1
+ENDMENUITEMS
+                $got_wishlist = 1;
+            }
 
 my $currentURL = &Apache::loncommon::get_symb();
 my ($symb_old,$symb_old_enc) = &Apache::loncommon::clean_symb($currentURL);
@@ -555,26 +731,42 @@ if(length($annotation) > 0){
 }else{
 	$menuitems.="anot.png";
 }
-$menuitems.="&anno-[_1]&tations[_1]&annotate()&";
+$menuitems.="&Notes&&annotate()&";
 $menuitems.="Make notes and annotations about this resource&&1\n";
 
-            unless ($env{'request.noversionuri'}=~/\/(bulletinboard|smppg|navmaps|syllabus|aboutme)(\?|$)/) {
-		if ((!$env{'request.enc'}) && ($env{'request.noversionuri'} !~ m{^/adm/wrapper/ext/})) {
+            unless ($env{'request.noversionuri'}=~/\/(bulletinboard|smppg|navmaps|syllabus|aboutme|viewclasslist|portfolio)(\?|$)/) {
+		if ((!$env{'request.enc'}) && ($env{'request.noversionuri'} !~ m{^/adm/wrapper/ext/}) && ($env{'request.noversionuri'} !~ m{^/uploaded/$match_domain/$match_courseid/docs/})) {
 		    $menuitems.=(<<ENDREALRES);
-s&6&3&catalog.png&catalog[_2]&info[_1]&catalog_info()&Show Metadata
+s&6&3&catalog.png&Info&info[_1]&catalog_info()&Show Metadata
 ENDREALRES
                 }
-	        $menuitems.=(<<ENDREALRES);
-s&8&1&eval.png&evaluate[_1]&this[_1]&gopost('/adm/evaluate',currentURL,1)&Provide my evaluation of this resource
-s&8&2&fdbk.png&feedback[_1]&discuss[_1]&gopost('/adm/feedback',currentURL,1)&Provide feedback messages or contribute to the course discussion about this resource
+                unless ($env{'request.noversionuri'} =~ m{^/uploaded/$match_domain/$match_courseid/docs/}) {
+                    $menuitems.=(<<ENDREALRES);
+s&8&1&eval.png&Evaluate&this[_1]&gopost('/adm/evaluate',currentURL,1)&Provide my evaluation of this resource
+ENDREALRES
+                }
+                $menuitems.=(<<ENDREALRES);
+s&8&2&fdbk.png&Communicate&discuss[_1]&gopost('/adm/feedback',currentURL,1)&Provide feedback messages or contribute to the course discussion about this resource
 ENDREALRES
 	    }
         }
 	if ($env{'request.uri'} =~ /^\/res/) {
-	    $menuitems .= (<<ENDMENUITEMS);
-s&8&3&prt.png&prepare[_1]&printout[_1]&gopost('/adm/printout',currentURL)&Prepare a printable document
+            unless ($got_prt) {
+	        $menuitems .= (<<ENDMENUITEMS);
+s&8&3&prt.png&Print&printout[_1]&gopost('/adm/printout',currentURL)&Prepare a printable document
 ENDMENUITEMS
-	}
+                $got_prt = 1;
+            }
+            unless ($got_wishlist) {
+                if (($env{'user.adv'}) && (!$env{'request.enc'})) {
+                    # wishlist is only available for users with access to resource-pool
+                    $menuitems .= (<<ENDMENUITEMS);
+s&9&1&wishlist-link.png&Stored Links&wishlistlink[_2]&set_wishlistlink()&Save a link for this resource in your personal Stored Links repository&&1
+ENDMENUITEMS
+                    $got_wishlist = 1;
+                }
+	    }
+        }
         my $buttons='';
         foreach (split(/\n/,$menuitems)) {
 	    my ($command,@rest)=split(/\&/,$_);
@@ -598,33 +790,43 @@ ENDMENUITEMS
 	    foreach (@inlineremote) { if ($_ ne '') { $addremote=1; last;} }
     if ($addremote) {
 
-        Apache::lonhtmlcommon::clear_breadcrumb_tools();
+        &Apache::lonhtmlcommon::clear_breadcrumb_tools();
 
-            Apache::lonhtmlcommon::add_breadcrumb_tool(
+            &Apache::lonhtmlcommon::add_breadcrumb_tool(
                 'navigation', @inlineremote[21,23]);
 
-        if(hidden_button_check() ne 'yes') {
-            Apache::lonhtmlcommon::add_breadcrumb_tool(
-                'tools', @inlineremote[93,91,81,82,83]);
+        my $countdown = &countdown_timer();
+        if (&hidden_button_check() eq 'yes') {
+            if ($countdown) {
+                &Apache::lonhtmlcommon::add_breadcrumb_tool('tools',$countdown);
+            }
+        } else {
+            my @tools = @inlineremote[93,91,81,82,83];
+            if ($countdown) {
+                unshift(@tools,$countdown);
+            }
+            &Apache::lonhtmlcommon::add_breadcrumb_tool(
+                'tools',@tools);
 
             #publish button in construction space
             if ($env{'request.state'} eq 'construct'){
-                Apache::lonhtmlcommon::add_breadcrumb_tool(
-                     'advtools', @inlineremote[63]);
-            }else{
-                Apache::lonhtmlcommon::add_breadcrumb_tool(
-                     'tools', @inlineremote[63]);
+                &Apache::lonhtmlcommon::add_breadcrumb_tool(
+                     'advtools', $inlineremote[63]);
+            } else {
+                &Apache::lonhtmlcommon::add_breadcrumb_tool(
+                     'tools', $inlineremote[63]);
             }
             
-
-            Apache::lonhtmlcommon::add_breadcrumb_tool(
-                'advtools', @inlineremote[61,71,72,73,92]);
+            unless ($env{'request.noversionuri'}=~ m{^/adm/(navmaps|viewclasslist)(\?|$)}) {
+                &Apache::lonhtmlcommon::add_breadcrumb_tool(
+                    'advtools', @inlineremote[61,71,72,73,74,92]);
+            }
         }
     }
 
-    return   Apache::lonhtmlcommon::scripttag('', 'start')
-           . Apache::lonhtmlcommon::breadcrumbs(undef,undef,0)
-           . Apache::lonhtmlcommon::scripttag('', 'end');
+    return   &Apache::lonhtmlcommon::scripttag('', 'start')
+           . &Apache::lonhtmlcommon::breadcrumbs(undef,undef,0)
+           . &Apache::lonhtmlcommon::scripttag('', 'end');
 }
 
 sub is_course_upload {
@@ -665,10 +867,6 @@ sub edit_course_upload {
 
 # ================================================================== Raw Config
 
-#SD
-#this is called by
-#lonmenu
-#
 sub clear {
     my ($row,$col)=@_;
     $inlineremote[10*$row+$col]='';
@@ -719,9 +917,19 @@ sub switch {
 	   }
     } else {
 # Inline Menu
-      $inlineremote[$idx]=
+        my @tools = (93,91,81,82,83);
+        unless ($env{'request.state'} eq 'construct') {
+            push(@tools,63);
+        }
+        if (($env{'environment.icons'} eq 'iconsonly') && 
+            (grep(/^$idx$/,@tools))) {
+            $inlineremote[$idx] =
+        '<a title="'.$desc.'" class="LC_menubuttons_link" href="javascript:'.$act.';">'.$pic.'</a>';
+        } else {
+            $inlineremote[$idx] =
        '<a title="'.$desc.'" class="LC_menubuttons_link" href="javascript:'.$act.';">'.$pic.
-       '<span class="LC_menubuttons_inline_text">'.$desc.'</span></a>';
+       '<span class="LC_menubuttons_inline_text">'.$top.'&nbsp;</span></a>';
+        }
     }
     return '';
 }
@@ -919,6 +1127,7 @@ sub rawconfig {
                                ($env{'request.role'}=~/($match_domain)\/($match_username)$/);
                     }                       
                     $act =~ s/\$caname/$caname/g;
+                    $act =~ s/\$cadom/$cadom/g;
                     my $home = &Apache::lonnet::homeserver($caname,$cadom);
 		    my $allowed=0;
 		    my @ids=&Apache::lonnet::current_machine_ids();
@@ -992,13 +1201,13 @@ function showCourseID() {
     document.getElementById('dccid').style.display='block';
     document.getElementById('dccid').style.textAlign='left';
     document.getElementById('dccid').style.textFace='normal';
-    document.getElementById('dccidtext').innerHTML ='<a href="javascript:hideCourseID();">$lt{'less'}</a>';
+    document.getElementById('dccidtext').innerHTML ='<a href="javascript:hideCourseID();" class="LC_menubuttons_link">$lt{'less'}</a>';
     return;
 }
 
 function hideCourseID() {
     document.getElementById('dccid').style.display='none';
-    document.getElementById('dccidtext').innerHTML ='<a href="javascript:showCourseID()">$lt{'more'}</a>';
+    document.getElementById('dccidtext').innerHTML ='<a href="javascript:showCourseID()" class="LC_menubuttons_link">$lt{'more'}</a>';
     return;
 }
 
@@ -1006,6 +1215,27 @@ END
 
 }
 
+sub countdown_toggle_js {
+    return <<"END";
+
+function toggleCountdown() {
+    var countdownid = document.getElementById('duedatecountdown');
+    var currstyle = countdownid.style.display;
+    if (currstyle == 'inline') {
+        countdownid.style.display = 'none';
+        document.getElementById('ddcountcollapse').innerHTML='';
+        document.getElementById('ddcountexpand').innerHTML='&#9668;&nbsp;';
+    } else {
+        countdownid.style.display = 'inline';
+        document.getElementById('ddcountcollapse').innerHTML='&#9658;&nbsp;';
+        document.getElementById('ddcountexpand').innerHTML='';
+    }
+    return;
+}
+
+END
+}
+
 sub utilityfunctions {
     my $currenturl=&Apache::lonnet::clutter(&Apache::lonnet::fixversion((split(/\?/,$env{'request.noversionuri'}))[0]));
     if ($currenturl =~ m{^/adm/wrapper/ext/}
@@ -1034,20 +1264,19 @@ sub utilityfunctions {
     my $end_page_annotate = 
         &Apache::loncommon::end_page({'js_ready' => 1});
 
-    my $start_page_bookmark = 
-        &Apache::loncommon::start_page('Bookmarks',undef,
-				       {'only_body' => 1,
-					'js_ready'  => 1,
-					'bgcolor'   => '#BBBBBB',});
+    my $confirm_switch = &mt("Editing requires switching to the resource's home server.").'\n'.
+                         &mt('Switch server?');
 
-    my $end_page_bookmark = 
-        &Apache::loncommon::end_page({'js_ready' => 1});
+    my $esc_url=&escape($currenturl);
+    my $esc_symb=&escape($currentsymb);
+
+    my $countdown = &countdown_toggle_js();
 
 return (<<ENDUTILITY)
 
-    var currentURL="$currenturl";
-    var reloadURL="$currenturl";
-    var currentSymb="$currentsymb";
+    var currentURL=unescape("$esc_url");
+    var reloadURL=unescape("$esc_url");
+    var currentSymb=unescape("$esc_symb");
 
 $dc_popup_cid
 
@@ -1059,10 +1288,13 @@ function go(url) {
    }
 }
 
-function gotop(url) {
+function need_switchserver(url) {
     if (url!='' && url!= null) {
-        top.location.href = url;
+        if (confirm("$confirm_switch")) {
+            go(url); 
+        }
     }
+    return;
 }
 
 function gopost(url,postdata) {
@@ -1137,7 +1369,7 @@ function golist(url) {
 
 
 function catalog_info() {
-   loncatinfo=window.open(window.location.pathname+'.meta',"LONcatInfo",'height=320,width=280,resizable=yes,scrollbars=yes,location=no,menubar=no,toolbar=no');
+   openMyModal(window.location.pathname+'.meta',500,400,'yes');
 }
 
 function chat_win() {
@@ -1150,13 +1382,6 @@ function group_chat(group) {
    grpchat=window.open(url,winName,'height=320,width=280,resizable=yes,location=no,menubar=no,toolbar=no');
 }
 
-function edit_bookmarks() {
-   go('');
-   w_BookmarkPal_flag=1;
-   bookmarkpal=window.open("/adm/bookmarks",
-               "BookmarkPal", "width=400,height=505,scrollbars=0");
-}
-
 function annotate() {
    w_Annotator_flag=1;
    annotator=window.open('','Annotator','width=365,height=265,scrollbars=0');
@@ -1170,28 +1395,35 @@ function annotate() {
    annotator.document.close();
 }
 
-function set_bookmark() {
-   go('');
-   clienttitle=document.title;
-   clienthref=location.pathname;
-   w_bmquery_flag=1;
-   bmquery=window.open('','bmquery','width=365,height=165,scrollbars=0');
-   bmquery.document.write(
-   '$start_page_bookmark'
-   +'<center><form method="post"'
-   +' name="newlink" action="/adm/bookmarks" target="bmquery" '
-   +'> <table width="340" height="150" '
-   +'bgcolor="#FFFFFF" align="center"><tr><td>Link Name:<br /><input '
-   +'type="text" name="title" size="45" value="'+clienttitle+'" />'
-   +'<br />Address:<br /><input type="text" name="address" size="45" '
-   +'value="'+clienthref+'" /><br /><center><input type="submit" '
-   +'value="Save" /> <input type="button" value="Close" '
-   +'onclick="javascript:window.close();" /></center></td>'
-   +'</tr></table></form></center>'
-   +'$end_page_bookmark' );
-   bmquery.document.close();
+function open_StoredLinks_Import(rat) {
+   var newWin;
+   if (rat) {
+       newWin = window.open('/adm/wishlist?inhibitmenu=yes&mode=import&rat='+rat,
+                            'wishlistImport','scrollbars=1,resizable=1,menubar=0');
+   }
+   else {
+       newWin = window.open('/adm/wishlist?inhibitmenu=yes&mode=import',
+                            'wishlistImport','scrollbars=1,resizable=1,menubar=0');
+   }
+   newWin.focus();
 }
 
+(function (\$) {
+  \$(document).ready(function () {
+    \$.single=function(a){return function(b){a[0]=b;return a}}(\$([1]));
+    /*\@cc_on
+      if (!window.XMLHttpRequest) {
+        \$('.LC_hoverable').each(function () {
+          this.attachEvent('onmouseenter', function (evt) { \$.single(evt.srcElement).addClass('hover'); });
+          this.attachEvent('onmouseleave', function (evt) { \$.single(evt.srcElement).removeClass('hover'); });
+        });
+      }
+    \@*/
+  });
+}(jQuery));
+
+$countdown
+
 ENDUTILITY
 }
 
@@ -1238,7 +1470,7 @@ sub roles_selector {
     my ($cdom,$cnum) = @_;
     my $crstype = &Apache::loncommon::course_type();
     my $now = time;
-    my (%courseroles,%seccount);
+    my (%courseroles,%seccount,%courseprivs);
     my $is_cc;
     my $role_selector;
     my $ccrole;
@@ -1246,7 +1478,31 @@ sub roles_selector {
         $ccrole = 'co';
     } else {
         $ccrole = 'cc';
-    } 
+    }
+    my ($priv,$gotsymb,$destsymb);
+    my $destinationurl = $ENV{'REQUEST_URI'};
+    if ($destinationurl =~ /\?symb=/) {
+        $gotsymb = 1;
+    } elsif ($destinationurl =~ m{^/enc/}) {
+        my $plainurl = &Apache::lonenc::unencrypted($destinationurl);
+        if ($plainurl =~ /\?symb=/) {
+            $gotsymb = 1;
+        }
+    }
+    unless ($gotsymb) {
+        $destsymb = &Apache::lonnet::symbread();
+        if ($destsymb ne '') {
+            $destsymb = &Apache::lonenc::check_encrypt($destsymb);
+        }
+    }
+    my $reqprivs = &required_privs();
+    if (ref($reqprivs) eq 'HASH') {
+        my $destination = $destinationurl;
+        $destination =~ s/(\?.*)$//;
+        if (exists($reqprivs->{$destination})) {
+            $priv = $reqprivs->{$destination};
+        }
+    }
     if ($env{'user.role.'.$ccrole.'./'.$cdom.'/'.$cnum}) {
         my ($start,$end) = split(/\./,$env{'user.role.'.$ccrole.'./'.$cdom.'/'.$cnum});
         
@@ -1259,7 +1515,7 @@ sub roles_selector {
         }
     }
     if ($is_cc) {
-        &get_all_courseroles($cdom,$cnum,\%courseroles,\%seccount);
+        &get_all_courseroles($cdom,$cnum,\%courseroles,\%seccount,\%courseprivs,$priv);
     } else {
         my %gotnosection;
         foreach my $item (keys(%env)) {
@@ -1275,6 +1531,18 @@ sub roles_selector {
                         $gotnosection{$role} = 1;
                     }
                 }
+                if ($priv ne '') {
+                    my $cnumsec = $cnum;
+                    if ($sec ne '') {
+                        $cnumsec .= "/$sec";
+                    }
+                    $courseprivs{"$role./$cdom/$cnumsec./"} =
+                        $env{"user.priv.$role./$cdom/$cnumsec./"};
+                    $courseprivs{"$role./$cdom/$cnumsec./$cdom/"} =
+                        $env{"user.priv.$role./$cdom/$cnumsec./$cdom/"};
+                    $courseprivs{"$role./$cdom/$cnumsec./$cdom/$cnumsec"} =
+                        $env{"user.priv.$role./$cdom/$cnumsec./$cdom/$cnumsec"};
+                }
                 if (ref($courseroles{$role}) eq 'ARRAY') {
                     if ($sec ne '') {
                         if (!grep(/^\Q$sec\E$/,@{$courseroles{$role}})) {
@@ -1300,7 +1568,7 @@ sub roles_selector {
     }
     my @roles_order = ($ccrole,'in','ta','ep','ad','st');
     if (keys(%courseroles) > 1) {
-        $role_selector = &jump_to_role($cdom,$cnum,\%seccount,\%courseroles);
+        $role_selector = &jump_to_role($cdom,$cnum,\%seccount,\%courseroles,\%courseprivs,$priv);
         $role_selector .= '<form name="rolechooser" method="post" action="/adm/roles">
                           <select name="switchrole" onchange="javascript:adhocRole('."'switchrole'".')">';
         $role_selector .= '<option value="">'.$switchtext.'</option>';
@@ -1314,9 +1582,14 @@ sub roles_selector {
                 $role_selector .= "\n".'<option value="'.$role.'">'.&Apache::lonnet::plaintext($role).'</option>'; 
             }
         }
-        $role_selector .= '</select>'."\n".
+        $role_selector .= '</select>'."\n";
+        if ($destsymb ne '') {
+            $role_selector .= '<input type="hidden" name="destsymb" value="'.
+                              &HTML::Entities::encode($destsymb).'" />'."\n";
+        }
+        $role_selector .=
                '<input type="hidden" name="destinationurl" value="'.
-               &HTML::Entities::encode($ENV{'REQUEST_URI'}).'" />'."\n".
+               &HTML::Entities::encode($destinationurl).'" />'."\n".
                '<input type="hidden" name="gotorole" value="1" />'."\n".
                '<input type="hidden" name="selectrole" value="" />'."\n".
                '<input type="hidden" name="switch" value="1" />'."\n".
@@ -1326,8 +1599,9 @@ sub roles_selector {
 }
 
 sub get_all_courseroles {
-    my ($cdom,$cnum,$courseroles,$seccount) = @_;
-    unless ((ref($courseroles) eq 'HASH') && (ref($seccount) eq 'HASH')) {
+    my ($cdom,$cnum,$courseroles,$seccount,$courseprivs) = @_;
+    unless ((ref($courseroles) eq 'HASH') && (ref($seccount) eq 'HASH') &&
+            (ref($courseprivs) eq 'HASH')) {
         return;
     }
     my ($result,$cached) = 
@@ -1335,9 +1609,11 @@ sub get_all_courseroles {
     if (defined($cached)) {
         if (ref($result) eq 'HASH') {
             if ((ref($result->{'roles'}) eq 'HASH') && 
-                (ref($result->{'seccount'}) eq 'HASH')) {
+                (ref($result->{'seccount'}) eq 'HASH') && 
+                (ref($result->{'privs'}) eq 'HASH')) {
                 %{$courseroles} = %{$result->{'roles'}};
                 %{$seccount} = %{$result->{'seccount'}};
+                %{$courseprivs} = %{$result->{'privs'}};
                 return;
             }
         }
@@ -1365,30 +1641,43 @@ sub get_all_courseroles {
                 push(@{$courseroles->{$urole}},$usec);
             }
         }
+        my $area = '/'.$cdom.'/'.$cnum;
+        if ($usec ne '') {
+            $area .= '/'.$usec;
+        }
+        if ($role =~ /^cr\//) {
+            &Apache::lonnet::custom_roleprivs($courseprivs,$urole,$cdom,$cnum,$urole.'.'.$area,$area);
+        } else {
+            &Apache::lonnet::standard_roleprivs($courseprivs,$urole,$cdom,$urole.'.'.$area,$cnum,$area);
+        }
     }
     my %sections_count = &Apache::loncommon::get_sections($cdom,$cnum,['st']);
     @{$courseroles->{'st'}} = ();
+    &Apache::lonnet::standard_roleprivs($courseprivs,'st',$cdom,"st./$cdom/$cnum",$cnum,"/$cdom/$cnum");
     if (keys(%sections_count) > 0) {
         push(@{$courseroles->{'st'}},keys(%sections_count));
-        $seccount->{'st'} = scalar(keys(%sections_count)); 
+        $seccount->{'st'} = scalar(keys(%sections_count));
     }
     my $rolehash = {
                      'roles'    => $courseroles,
                      'seccount' => $seccount,
+                     'privs'    => $courseprivs,
                    };
     &Apache::lonnet::do_cache_new('getcourseroles',$cdom.'_'.$cnum,$rolehash);
     return;
 }
 
 sub jump_to_role {
-    my ($cdom,$cnum,$seccount,$courseroles) = @_;
+    my ($cdom,$cnum,$seccount,$courseroles,$courseprivs,$priv) = @_;
     my %lt = &Apache::lonlocal::texthash(
                 this => 'This role has section(s) associated with it.',
                 ente => 'Enter a specific section.',
                 orlb => 'Enter a specific section, or leave blank for no section.',
                 avai => 'Available sections are:',
                 youe => 'You entered an invalid section choice:',
-                plst => 'Please try again',
+                plst => 'Please try again.',
+                role => 'The role you selected is not permitted to view the current page.',
+                swit => 'Switch role, but display Main Menu page instead?',
     );
     my $js;
     if (ref($courseroles) eq 'HASH') {
@@ -1411,6 +1700,37 @@ sub jump_to_role {
                    '    numsec['.$i.'] = "'.$seccount->{$items[$i]}.'";'."\n";
         }
     }
+    my $checkroles = 0;
+    if ($priv && ref($courseprivs) eq 'HASH') {
+        my (%disallowed,%allowed,@disallow);
+        foreach my $role (sort(keys(%{$courseprivs}))) {
+            my $trole;
+            if ($role =~ m{^(.+?)\Q./$cdom/$cnum\E}) {
+                $trole = $1;
+            }
+            if (($trole ne '') && ($trole ne 'cm')) {
+                if ($courseprivs->{$role} =~ /\Q:$priv\E($|:|\&\w+)/) {
+                    $allowed{$trole} = 1;
+                } else {
+                    $disallowed{$trole} = 1;
+                }
+            }
+        }
+        foreach my $trole (keys(%disallowed)) {
+            unless ($allowed{$trole}) {
+                push(@disallow,$trole);
+            }
+        }
+        if (@disallow > 0) {
+            $checkroles = 1;
+            $js .= "    var disallow = new Array('".join("','",@disallow)."');\n".
+                   "    var rolecheck = 1;\n";
+        }
+    }
+    if (!$checkroles) {
+        $js .=  "    var disallow = new Array();\n".
+                "    rolecheck = 0;\n";
+    }
     return <<"END";
 <script type="text/javascript">
 //<![CDATA[
@@ -1418,7 +1738,7 @@ function adhocRole(roleitem) {
     $js
     var newrole =  document.rolechooser.elements[roleitem].options[document.rolechooser.elements[roleitem].selectedIndex].value;
     if (newrole == '') {
-        return; 
+        return;
     } 
     var fullrole = newrole+'./$cdom/$cnum';
     var selidx = '';
@@ -1427,6 +1747,18 @@ function adhocRole(roleitem) {
             selidx = i;
         }
     }
+    if (rolecheck > 0) {
+        for (var i=0; i<disallow.length; i++) {
+            if (disallow[i] == newrole) {
+                if (confirm("$lt{'role'}\\n$lt{'swit'}")) {
+                    document.rolechooser.destinationurl.value = '/adm/menu';
+                } else {
+                    document.rolechooser.elements[roleitem].selectedIndex = 0;
+                    return;
+                }
+            }
+        }
+    }
     var secok = 1;
     var secchoice = '';
     if (selidx >= 0) {
@@ -1434,7 +1766,7 @@ function adhocRole(roleitem) {
             secok = 0;
             var numrolesec = rolesections[selidx].length;
             var msgidx = numsec[selidx] - numrolesec;
-            secchoice = prompt("$lt{'this'}\\n"+secpick[msgidx]+"\\n$lt{'avai'} "+roleseclist[selidx],"");
+            secchoice = prompt("$lt{'this'} "+secpick[msgidx]+"\\n$lt{'avai'} "+roleseclist[selidx],"");
             if (secchoice == '') {
                 if (msgidx > 0) {
                     secok = 1;
@@ -1464,6 +1796,7 @@ function adhocRole(roleitem) {
         return;
     }
     if (fullrole == "$env{'request.role'}") {
+        document.rolechooser.elements[roleitem].selectedIndex = 0;
         return;
     }
     itemid = retrieveIndex('gotorole');
@@ -1489,6 +1822,91 @@ function retrieveIndex(item) {
 END
 }
 
+sub required_privs {
+    my $privs =  {
+             '/adm/parmset'      => 'opa',
+             '/adm/courseprefs'  => 'opa',
+             '/adm/whatsnew'     => 'whn',
+             '/adm/populate'     => 'cst',
+             '/adm/trackstudent' => 'vsa',
+             '/adm/statistics'   => 'vgr',
+             '/adm/setblock'     => 'dcm',
+             '/adm/coursedocs'   => 'mdc',
+           };
+    unless ($env{'course.'.$env{'request.course.id'}.'.grading'} eq 'spreadsheet') {
+        $privs->{'/adm/classcalc'}   = 'vgr',
+        $privs->{'/adm/assesscalc'}  = 'vgr',
+        $privs->{'/adm/studentcalc'} = 'vgr';
+    }
+    return $privs;
+}
+
+sub countdown_timer {
+    if (($env{'request.course.id'}) && ($env{'request.symb'} ne '') &&
+        ($env{'request.filename'}=~/$LONCAPA::assess_re/)) {
+        my ($type,$hastimeleft,$slothastime);
+        my $now = time;
+        if ($env{'request.filename'} =~ /\.task$/) {
+            $type = 'Task';
+        } else {
+            $type = 'problem';
+        }
+        my ($status,$accessmsg,$slot_name,$slot) =
+            &Apache::lonhomework::check_slot_access('0',$type);
+        if ($slot_name ne '') {
+            if (ref($slot) eq 'HASH') {
+                if (($slot->{'starttime'} < $now) &&
+                    ($slot->{'endtime'} > $now)) {
+                    $slothastime = 1;
+                }
+            }
+        }
+        if ($status ne 'CAN_ANSWER') {
+            return;
+        }
+        my $duedate = &Apache::lonnet::EXT("resource.0.duedate");
+        my @interval=&Apache::lonnet::EXT("resource.0.interval");
+        my $hastimeleft;
+        if (@interval > 1) {
+            my $first_access=&Apache::lonnet::get_first_access($interval[1]);
+            if ($first_access > 0) {
+                if ($first_access+$interval[0] > time) {
+                    $hastimeleft = 1;
+                }
+            }
+        }
+        if (($duedate && $duedate > time) ||
+            (!$duedate && $hastimeleft) ||
+            ($slot_name ne '' && $slothastime)) {
+            my ($collapse,$expand,$alttxt,$title,$currdisp);
+            if ((@interval > 1 && $hastimeleft) ||
+                ($type eq 'Task' && $slothastime)) {
+                $currdisp = 'inline';
+                $collapse = '&#9658;&nbsp;';
+            } else {
+                $currdisp = 'none';
+                $expand = '&#9668;&nbsp;';
+            }
+            unless ($env{'environment.icons'} eq 'iconsonly') {
+                $alttxt = &mt('Timer');
+                $title = $alttxt.'&nbsp;';
+            }
+            my $desc = &mt('Countdown to due date/time');
+            return <<END;
+
+<a href="javascript:toggleCountdown();" class="LC_menubuttons_link">
+<span id="ddcountcollapse" class="LC_menubuttons_inline_text">
+$collapse
+</span></a>
+<span id="duedatecountdown" class="LC_menubuttons_inline_text" style="display: $currdisp;"></span>
+<a href="javascript:toggleCountdown();" class="LC_menubuttons_link">
+<span id="ddcountexpand" class="LC_menubuttons_inline_text" >$expand</span>
+<img src="/res/adm/pages/timer.png" title="$desc" class="LC_icon" alt="$alttxt" /><span class="LC_menubuttons_inline_text">$title</span></a>
+END
+        }
+    }
+    return;
+}
 
 # ================================================================ Main Program
 
@@ -1508,6 +1926,9 @@ BEGIN {
                     } elsif ($configline=~/^prim\:/) {
                         my @entries = (split(/\:/, $configline))[1..5];
                         push @primary_menu, \@entries;
+                    } elsif ($configline=~/^primsub\:/) {
+                        my ($parent,@entries) = (split(/\:/, $configline))[1..4];
+                        push (@{$primary_submenu{$parent}},\@entries);
                     } elsif ($configline=~/^scnd\:/) {
                         my @entries = (split(/\:/, $configline))[1..5];
                         push @secondary_menu, \@entries;