--- loncom/interface/loncommon.pm	2008/12/11 18:46:14	1.692.2.3
+++ loncom/interface/loncommon.pm	2009/08/14 03:50:09	1.692.4.5
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # a pile of common routines
 #
-# $Id: loncommon.pm,v 1.692.2.3 2008/12/11 18:46:14 raeburn Exp $
+# $Id: loncommon.pm,v 1.692.4.5 2009/08/14 03:50:09 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -406,9 +406,10 @@ sub studentbrowser_javascript {
          || ($env{'request.role'}=~/^(au|dc|su)/)
           ) { return ''; }  
    return (<<'ENDSTDBRW');
-<script type="text/javascript" language="Javascript" >
+<script type="text/javascript" language="Javascript">
+// <![CDATA[
     var stdeditbrowser;
-    function openstdbrowser(formname,uname,udom,roleflag,ignorefilter) {
+    function openstdbrowser(formname,uname,udom,roleflag,ignorefilter,courseadvonly) {
         var url = '/adm/pickstudent?';
         var filter;
 	if (!ignorefilter) {
@@ -422,30 +423,39 @@ sub studentbrowser_javascript {
         url += 'form=' + formname + '&unameelement='+uname+
                                     '&udomelement='+udom;
 	if (roleflag) { url+="&roles=1"; }
+        if (courseadvonly) { url+="&courseadvonly=1"; }
         var title = 'Student_Browser';
         var options = 'scrollbars=1,resizable=1,menubar=0';
         options += ',width=700,height=600';
         stdeditbrowser = open(url,title,options,'1');
         stdeditbrowser.focus();
     }
+// ]]>
 </script>
 ENDSTDBRW
 }
 
 sub selectstudent_link {
-   my ($form,$unameele,$udomele)=@_;
+   my ($form,$unameele,$udomele,$courseadvonly)=@_;
+   my $callargs = "'".$form."','".$unameele."','".$udomele."'";
    if ($env{'request.course.id'}) {  
        if (!&Apache::lonnet::allowed('srm',$env{'request.course.id'})
 	   && !&Apache::lonnet::allowed('srm',$env{'request.course.id'}.
 					'/'.$env{'request.course.sec'})) {
 	   return '';
        }
-       return "<a href='".'javascript:openstdbrowser("'.$form.'","'.$unameele.
-        '","'.$udomele.'");'."'>".&mt('Select User')."</a>";
+       if ($courseadvonly)  {
+           $callargs .= ",'',1,1";
+       }
+       return '<span class="LC_nobreak">'.
+              '<a href="javascript:openstdbrowser('.$callargs.');">'.
+              &mt('Select User').'</a></span>';
    }
    if ($env{'request.role'}=~/^(au|dc|su)/) {
-       return "<a href='".'javascript:openstdbrowser("'.$form.'","'.$unameele.
-        '","'.$udomele.'",1);'."'>".&mt('Select User')."</a>";
+       $callargs .= ",1";
+       return '<span class="LC_nobreak">'.
+              '<a href="javascript:openstdbrowser('.$callargs.');">'.
+              &mt('Select User').'</a></span>';
    }
    return '';
 }
@@ -453,6 +463,7 @@ sub selectstudent_link {
 sub authorbrowser_javascript {
     return <<"ENDAUTHORBRW";
 <script type="text/javascript">
+// <![CDATA[
 var stdeditbrowser;
 
 function openauthorbrowser(formname,udom) {
@@ -464,7 +475,7 @@ function openauthorbrowser(formname,udom
     stdeditbrowser = open(url,title,options,'1');
     stdeditbrowser.focus();
 }
-
+// ]]>
 </script>
 ENDAUTHORBRW
 }
@@ -473,7 +484,8 @@ sub coursebrowser_javascript {
     my ($domainfilter,$sec_element,$formname)=@_;
     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');
    my $output = '
-<script type="text/javascript">
+<script type="text/javascript" language="JavaScript">
+// <![CDATA[
     var stdeditbrowser;'."\n";
    $output .= <<"ENDSTDBRW";
     function opencrsbrowser(formname,uname,udom,desc,extra_element,multflag,crstype) {
@@ -556,6 +568,7 @@ ENDSTDBRW
         $output .= &setsec_javascript($sec_element,$formname);
     }
     $output .= '
+// ]]>
 </script>';
     return $output;
 }
@@ -602,8 +615,13 @@ function setSect(sectionlist) {
 
 sub selectcourse_link {
    my ($form,$unameele,$udomele,$desc,$extra_element,$multflag,$selecttype)=@_;
-   return "<a href='".'javascript:opencrsbrowser("'.$form.'","'.$unameele.
-        '","'.$udomele.'","'.$desc.'","'.$extra_element.'","'.$multflag.'","'.$selecttype.'");'."'>".&mt('Select Course')."</a>";
+   return '<span class="LC_nobreak">'
+         ."<a href='"
+         .'javascript:opencrsbrowser("'.$form.'","'.$unameele
+         .'","'.$udomele.'","'.$desc.'","'.$extra_element
+         .'","'.$multflag.'","'.$selecttype.'");'
+         ."'>".&mt('Select Course').'</a>'
+         .'</span>';
 }
 
 sub selectauthor_link {
@@ -710,6 +728,21 @@ sub select_datelocale {
     return $output;
 }
 
+sub select_language {
+    my ($name,$selected,$includeempty) = @_;
+    my %langchoices;
+    if ($includeempty) {
+        %langchoices = ('' => 'No language preference');
+    }
+    foreach my $id (&languageids()) {
+        my $code = &supportedlanguagecode($id);
+        if ($code) {
+            $langchoices{$code} = &plainlanguagedescription($id);
+        }
+    }
+    return &select_form($selected,$name,%langchoices);
+}
+
 =pod
 
 =item * &linked_select_forms(...)
@@ -796,7 +829,8 @@ sub linked_select_forms {
     my $first = "document.$formname.$firstselectname";
     # output the javascript to do the changing
     my $result = '';
-    $result.="<script type=\"text/javascript\">\n";
+    $result.='<script type="text/javascript" language="JavaScript">'."\n";
+    $result.="// <![CDATA[\n";
     $result.="var select2data = new Object();\n";
     $" = '","';
     my $debug = '';
@@ -842,6 +876,7 @@ function select1_changed() {
         }
     }
 }
+// ]]>
 </script>
 END
     # output the initial values for the selection lists
@@ -932,10 +967,12 @@ sub help_open_topic {
     # Add the graphic
     my $title = &mt('Online Help');
     my $helpicon=&lonhttpdurl("/adm/help/help.png");
-    $template .= <<"ENDTEMPLATE";
- <a target="_top" href="$link" title="$title"><img src="$helpicon" border="0" alt="(Help: $topic)" /></a>
-ENDTEMPLATE
-    if ($text ne '') { $template.='</span></td></tr></table>' };
+    $template .= '<a target="_top" href="'.$link.'" title="'.$title.'">'.
+                 '<img src="'.$helpicon.'" border="0" alt="'.&mt('Help: [_1]',$topic).
+                 '" title="'.$title.'" /></a>';
+    if ($text ne '') {
+        $template.='</span></td></tr></table>';
+    }
     return $template;
 
 }
@@ -943,24 +980,30 @@ ENDTEMPLATE
 # This is a quicky function for Latex cheatsheet editing, since it 
 # appears in at least four places
 sub helpLatexCheatsheet {
-    my $other = shift;
+    my ($topic,$text,$not_author) = @_;
+    my $out;
     my $addOther = '';
-    if ($other) {
-	$addOther = Apache::loncommon::help_open_topic($other, shift,
+    if ($topic) {
+	$addOther = &Apache::loncommon::help_open_topic($topic,$text,
 						       undef, undef, 600) .
 							   '</td><td>';
     }
-    return '<table><tr><td>'.
-	$addOther .
-	&Apache::loncommon::help_open_topic("Greek_Symbols",&mt('Greek Symbols'),
-					    undef,undef,600)
-	.'</td><td>'.
-	&Apache::loncommon::help_open_topic("Other_Symbols",&mt('Other Symbols'),
-					    undef,undef,600)
-	.'</td><td>'.
-	&Apache::loncommon::help_open_topic("Authoring_Output_Tags",&mt('Output Tags'),
-	                                    undef,undef,600)
-	.'</td></tr></table>';
+    $out = '<table><tr><td>'.
+           $addOther .
+           &Apache::loncommon::help_open_topic("Greek_Symbols",&mt('Greek Symbols'),
+                                               undef,undef,600).
+           '</td><td>'.
+           &Apache::loncommon::help_open_topic("Other_Symbols",&mt('Other Symbols'),
+                                               undef,undef,600).
+           '</td>';
+    unless ($not_author) {
+        $out .= '<td>'.
+                &Apache::loncommon::help_open_topic("Authoring_Output_Tags",&mt('Output Tags'),
+                                                    undef,undef,600).
+                '</td>';
+    }
+    $out .= '</tr></table>';
+    return $out;
 }
 
 sub general_help {
@@ -987,7 +1030,9 @@ sub update_help_link {
     my $banner_link = "/adm/helpmenu?page=banner&amp;topic=$topic&amp;component_help=$component_help&amp;faq=$faq&amp;bug=$bug&amp;origurl=$origurl&amp;stamp=$timestamp&amp;stayonpage=$stayOnPage";
     my $output .= <<"ENDOUTPUT";
 <script type="text/javascript">
+// <![CDATA[
 banner_link = '$banner_link';
+// ]]>
 </script>
 ENDOUTPUT
     return $output;
@@ -1359,6 +1404,7 @@ sub resize_textarea_js {
     my $geometry = &viewport_geometry_js();
     return <<"RESIZE";
     <script type="text/javascript">
+// <![CDATA[
 $geometry
 
 function getX(element) {
@@ -1397,6 +1443,7 @@ function resize_textarea(textarea_id,bot
     }
     textarea.style.height=new_height+'px';
 }
+// ]]>
 </script>
 RESIZE
 
@@ -1629,7 +1676,7 @@ sub multiple_select_form {
             $size = scalar(keys(%$hash));
         }
     }
-    $output.="\n<select name='$name' size='$size' multiple='1'>";
+    $output.="\n".'<select name="'.$name.'" size="'.$size.'" multiple="multiple">';
     my @order;
     if (ref($order) eq 'ARRAY')  {
         @order = @{$order};
@@ -1686,17 +1733,17 @@ sub select_form {
 sub display_filter {
     if (!$env{'form.show'}) { $env{'form.show'}=10; }
     if (!$env{'form.displayfilter'}) { $env{'form.displayfilter'}='currentfolder'; }
-    return '<nobr><label>'.&mt('Records [_1]',
+    return '<span class="LC_nobreak"><label>'.&mt('Records [_1]',
 			       &Apache::lonmeta::selectbox('show',$env{'form.show'},undef,
 							   (&mt('all'),10,20,50,100,1000,10000))).
-	   '</label></nobr> <nobr>'.
+	   '</label></span> <span class="LC_nobreak">'.
            &mt('Filter [_1]',
 	   &select_form($env{'form.displayfilter'},
 			'displayfilter',
 			('currentfolder' => 'Current folder/page',
 			 'containing' => 'Containing phrase',
 			 'none' => 'None'))).
-			 '<input type="text" name="containingphrase" size="30" value="'.&HTML::Entities::encode($env{'form.containingphrase'}).'" /></nobr>';
+			 '<input type="text" name="containingphrase" size="30" value="'.&HTML::Entities::encode($env{'form.containingphrase'}).'" /></span>';
 }
 
 sub gradeleveldescription {
@@ -1740,7 +1787,7 @@ sub select_level_form {
 
 =pod
 
-=item * &select_dom_form($defdom,$name,$includeempty,$showdomdesc)
+=item * &select_dom_form($defdom,$name,$includeempty,$showdomdesc,$autosubmit)
 
 Returns a string containing a <select name='$name' size='1'> form to 
 allow a user to select the domain to preform an operation in.  
@@ -1749,16 +1796,22 @@ See loncreateuser.pm for an example invo
 If the $includeempty flag is set, it also includes an empty choice ("no domain
 selected");
 
-If the $showdomdesc flag is set, the domain name is followed by the domain description. 
+If the $showdomdesc flag is set, the domain name is followed by the domain description.
+
+If the $autosubmit flag is set, the form containing the domain selector will be auto-submitted by an onchange action.
 
 =cut
 
 #-------------------------------------------
 sub select_dom_form {
-    my ($defdom,$name,$includeempty,$showdomdesc) = @_;
+    my ($defdom,$name,$includeempty,$showdomdesc,$autosubmit) = @_;
+    my $onchange;
+    if ($autosubmit) {
+        $onchange = ' onchange="this.form.submit()"';
+    }
     my @domains = sort {lc($a) cmp lc($b)} (&Apache::lonnet::all_domains());
     if ($includeempty) { @domains=('',@domains); }
-    my $selectdomain = "<select name=\"$name\" size=\"1\">\n";
+    my $selectdomain = "<select name=\"$name\" size=\"1\"$onchange>\n";
     foreach my $dom (@domains) {
         $selectdomain.="<option value=\"$dom\" ".
             ($dom eq $defdom ? 'selected="selected" ' : '').'>'.$dom;
@@ -1814,7 +1867,7 @@ sub home_server_form_item {
     if ($numlib > 1) {
         $result .= '<select name="'.$name.'" />'."\n";
         if ($default) {
-            $result .= '<option value="default" selected>'.&mt('default').
+            $result .= '<option value="default" selected="selected">'.&mt('default').
                        '</option>'."\n";
         }
         foreach my $hostid (sort(keys(%servers))) {
@@ -2109,14 +2162,14 @@ sub authform_kerberos {
         $autharg,$jscall);
     my ($authnum,%can_assign) =  &get_assignable_auth($in{'domain'});
     if ($in{'kerb_def_auth'} eq 'krb5') {
-       $check5 = ' checked="on"';
+       $check5 = ' checked="checked"';
     } else {
-       $check4 = ' checked="on"';
+       $check4 = ' checked="checked"';
     }
     $krbarg = $in{'kerb_def_dom'};
     if (defined($in{'curr_authtype'})) {
         if ($in{'curr_authtype'} eq 'krb') {
-            $krbcheck = ' checked="on"';
+            $krbcheck = ' checked="checked"';
             if (defined($in{'mode'})) {
                 if ($in{'mode'} eq 'modifyuser') {
                     $krbcheck = '';
@@ -2124,10 +2177,10 @@ sub authform_kerberos {
             }
             if (defined($in{'curr_kerb_ver'})) {
                 if ($in{'curr_krb_ver'} eq '5') {
-                    $check5 = ' checked="on"';
+                    $check5 = ' checked="checked"';
                     $check4 = '';
                 } else {
-                    $check4 = ' checked="on"';
+                    $check4 = ' checked="checked"';
                     $check5 = '';
                 }
             }
@@ -2148,7 +2201,7 @@ sub authform_kerberos {
         }
     } else {
         if ($authnum == 1) {
-            $authtype = '<input type="hidden" name="login" value="krb">';
+            $authtype = '<input type="hidden" name="login" value="krb" />';
         }
     }
     if (!$can_assign{'krb4'} && !$can_assign{'krb5'}) {
@@ -2157,7 +2210,7 @@ sub authform_kerberos {
         if (defined($in{'mode'})) {
             if ($in{'mode'} eq 'modifycourse') {
                 if ($authnum == 1) {
-                    $authtype = '<input type="hidden" name="login" value="krb">';
+                    $authtype = '<input type="hidden" name="login" value="krb" />';
                 }
             }
         }
@@ -2218,7 +2271,7 @@ sub authform_internal{
     if (defined($in{'curr_authtype'})) {
         if ($in{'curr_authtype'} eq 'int') {
             if ($can_assign{'int'}) {
-                $intcheck = 'checked="on" ';
+                $intcheck = 'checked="checked" ';
                 if (defined($in{'mode'})) {
                     if ($in{'mode'} eq 'modifyuser') {
                         $intcheck = '';
@@ -2234,7 +2287,7 @@ sub authform_internal{
         }
     } else {
         if ($authnum == 1) {
-            $authtype = '<input type="hidden" name="login" value="int">';
+            $authtype = '<input type="hidden" name="login" value="int" />';
         }
     }
     if (!$can_assign{'int'}) {
@@ -2243,7 +2296,7 @@ sub authform_internal{
         if (defined($in{'mode'})) {
             if ($in{'mode'} eq 'modifycourse') {
                 if ($authnum == 1) {
-                    $authtype = '<input type="hidden" name="login" value="int">';
+                    $authtype = '<input type="hidden" name="login" value="int" />';
                 }
             }
         }
@@ -2258,7 +2311,7 @@ sub authform_internal{
     $result = &mt
         ('[_1] Internally authenticated (with initial password [_2])',
          '<label>'.$authtype,'</label>'.$autharg);
-    $result.="<label><input type=\"checkbox\" name=\"visible\" onClick='if (this.checked) { this.form.intarg.type=\"text\" } else { this.form.intarg.type=\"password\" }' />".&mt('Visible input').'</label>';
+    $result.="<label><input type=\"checkbox\" name=\"visible\" onclick='if (this.checked) { this.form.intarg.type=\"text\" } else { this.form.intarg.type=\"password\" }' />".&mt('Visible input').'</label>';
     return $result;
 }
 
@@ -2273,7 +2326,7 @@ sub authform_local{
     if (defined($in{'curr_authtype'})) {
         if ($in{'curr_authtype'} eq 'loc') {
             if ($can_assign{'loc'}) {
-                $loccheck = 'checked="on" ';
+                $loccheck = 'checked="checked" ';
                 if (defined($in{'mode'})) {
                     if ($in{'mode'} eq 'modifyuser') {
                         $loccheck = '';
@@ -2289,7 +2342,7 @@ sub authform_local{
         }
     } else {
         if ($authnum == 1) {
-            $authtype = '<input type="hidden" name="login" value="loc">';
+            $authtype = '<input type="hidden" name="login" value="loc" />';
         }
     }
     if (!$can_assign{'loc'}) {
@@ -2298,7 +2351,7 @@ sub authform_local{
         if (defined($in{'mode'})) {
             if ($in{'mode'} eq 'modifycourse') {
                 if ($authnum == 1) {
-                    $authtype = '<input type="hidden" name="login" value="loc">';
+                    $authtype = '<input type="hidden" name="login" value="loc" />';
                 }
             }
         }
@@ -2327,7 +2380,7 @@ sub authform_filesystem{
     if (defined($in{'curr_authtype'})) {
         if ($in{'curr_authtype'} eq 'fsys') {
             if ($can_assign{'fsys'}) {
-                $fsyscheck = 'checked="on" ';
+                $fsyscheck = 'checked="checked" ';
                 if (defined($in{'mode'})) {
                     if ($in{'mode'} eq 'modifyuser') {
                         $fsyscheck = '';
@@ -2340,7 +2393,7 @@ sub authform_filesystem{
         }
     } else {
         if ($authnum == 1) {
-            $authtype = '<input type="hidden" name="login" value="fsys">';
+            $authtype = '<input type="hidden" name="login" value="fsys" />';
         }
     }
     if (!$can_assign{'fsys'}) {
@@ -2349,7 +2402,7 @@ sub authform_filesystem{
         if (defined($in{'mode'})) {
             if ($in{'mode'} eq 'modifycourse') {
                 if ($authnum == 1) {
-                    $authtype = '<input type="hidden" name="login" value="fsys">';
+                    $authtype = '<input type="hidden" name="login" value="fsys" />';
                 }
             }
         }
@@ -2717,6 +2770,43 @@ sub flush_email_cache {
     &Apache::lonnet::devalidate_cache_new('emailscache',$id);
 }
 
+# -------------------------------------------------------------------- getlangs
+
+=pod
+
+=item * &getlangs($uname,$udom)
+
+Gets a user's language preference and returns it as a hash with key:
+language.
+
+=cut
+
+
+sub getlangs {
+    my ($uname,$udom) = @_;
+    if (!$udom)  { $udom =$env{'user.domain'}; }
+    if (!$uname) { $uname=$env{'user.name'};   }
+    my $id=$uname.':'.$udom;
+    my ($langs,$cached)=&Apache::lonnet::is_cached_new('userlangs',$id);
+    if ($cached) {
+        return %{$langs};
+    } else {
+        my %loadlangs=&Apache::lonnet::get('environment',['languages'],
+                                           $udom,$uname);
+        &Apache::lonnet::do_cache_new('userlangs',$id,\%loadlangs);
+        return %loadlangs;
+    }
+}
+
+sub flush_langs_cache {
+    my ($uname,$udom)=@_;
+    if (!$udom)  { $udom =$env{'user.domain'}; }
+    if (!$uname) { $uname=$env{'user.name'};   }
+    return if ($udom eq 'public' && $uname eq 'public');
+    my $id=$uname.':'.$udom;
+    &Apache::lonnet::devalidate_cache_new('userlangs',$id);
+}
+
 # ------------------------------------------------------------------ Screenname
 
 =pod
@@ -2735,6 +2825,25 @@ sub screenname {
     return $names{'screenname'};
 }
 
+# ------------------------------------------------------------- Confirm Wrapper
+=pod
+
+=item confirmwrapper
+
+Wrap messages about completion of operation in box
+
+=cut
+
+sub confirmwrapper {
+    my ($message)=@_;
+    if ($message) {
+        return "\n".'<div class="LC_confirm_box">'."\n"
+               .$message."\n"
+               .'</div>'."\n";
+    } else {
+        return $message;
+    }
+}
 
 # ------------------------------------------------------------- Message Wrapper
 
@@ -2761,7 +2870,7 @@ sub aboutmewrapper {
         return;
     }
     return '<a href="/adm/'.$domain.'/'.$username.'/aboutme"'.
-	($target?' target="$target"':'').' title="'.&mt("View this user's personal page").'">'.$link.'</a>';
+	($target?' target="$target"':'').' title="'.&mt("View this user's personal information page").'">'.$link.'</a>';
 }
 
 # ------------------------------------------------------------ Syllabus Wrapper
@@ -2796,6 +2905,27 @@ sub track_student_link {
 	&help_open_topic('View_recent_activity');
 }
 
+sub slot_reservations_link {
+    my ($linktext,$sname,$sdom,$target) = @_;
+    my $link ="/adm/slotrequest?command=showresv&amp;origin=aboutme";
+    my $title = 'View slot reservation history';
+    if (defined($sname) && $sname !~ /^\s*$/ &&
+        defined($sdom)  && $sdom  !~ /^\s*$/) {
+        $link .= "&amp;uname=$sname&amp;udom=$sdom";
+        $title .= ' of this student';
+    }
+    if (defined($target) && $target !~ /^\s*$/) {
+        $target = qq{target="$target"};
+    } else {
+        $target = '';
+    }
+    $title = &mt($title);
+    $linktext = &mt($linktext);
+    return qq{<a href="$link" title="$title" $target>$linktext</a>};
+# FIXME uncomment when help item created: &help_open_topic('Slot_Reservation_History');
+
+}
+
 # ===================================================== Display a student photo
 
 
@@ -3033,6 +3163,28 @@ sub languages {
     return $preferred_possibilities[0];
 }
 
+sub user_lang {
+    my ($touname,$toudom,$fromcid) = @_;
+    my @userlangs;
+    if (($fromcid ne '') && ($env{'course.'.$fromcid.'.languages'} ne '')) {
+        @userlangs=(@userlangs,split(/\s*(\,|\;|\:)\s*/,
+                    $env{'course.'.$fromcid.'.languages'}));
+    } else {
+        my %langhash = &getlangs($touname,$toudom);
+        if ($langhash{'languages'} ne '') {
+            @userlangs = split(/\s*(\,|\;|\:)\s*/,$langhash{'languages'});
+        } else {
+            my %domdefs = &Apache::lonnet::get_domain_defaults($toudom);
+            if ($domdefs{'lang_def'} ne '') {
+                @userlangs = ($domdefs{'lang_def'});
+            }
+        }
+    }
+    my @languages=&Apache::lonlocal::get_genlanguages(@userlangs);
+    my $user_lh = Apache::localize->get_handle(@languages);
+    return $user_lh;
+}
+
 ###############################################################
 ##               Student Answer Attempts                     ##
 ###############################################################
@@ -3171,7 +3323,7 @@ sub relative_to_absolute {
     }
     $thisdir=~s-/[^/]*$--;
     foreach my $link (@rlinks) {
-	unless (($link=~/^http:\/\//i) ||
+	unless (($link=~/^https?\:\/\//i) ||
 		($link=~/^\//) ||
 		($link=~/^javascript:/i) ||
 		($link=~/^mailto:/i) ||
@@ -3748,7 +3900,7 @@ sub blocking_status {
                              &Apache::lonnet::coursedescription($course);
                         $coursedesc = $courseinfo{'description'};
                     }
-                    $category = "Group files in the course '$coursedesc'";
+                    $category = "Group portfolio files in the course '$coursedesc'";
                 } else {
                     $category = 'Portfolio files belonging to ';
                     if ($env{'user.name'} eq 'public' && 
@@ -4109,7 +4261,7 @@ sub bodytag {
     my $font =   &designparm($function.'.font',$domain);
     my $pgbg   = $bgcolor || &designparm($function.'.pgbg',$domain);
 
-    my %design = ( 'style'   => 'margin-top: 0px',
+    my %design = ( 'style'   => 'margin-top: 0',
 		   'bgcolor' => $pgbg,
 		   'text'    => $font,
                    'alink'   => &designparm($function.'.alink',$domain),
@@ -4411,10 +4563,11 @@ sub standard_css {
     my $mail_other_hover     = '#669999';
     my $table_header         = '#DDDDDD';
     my $feedback_link_bg     = '#BBBBBB';
+    my $lg_border_color      = '#C8C8C8';
 
     my $border = ($env{'browser.type'} eq 'explorer' ||
-		  $env{'browser.type'} eq 'safari'     ) ? '0px 2px 0px 2px'
-	                                                 : '0px 3px 0px 4px';
+		  $env{'browser.type'} eq 'safari'     ) ? '0 2px 0 2px'
+	                                                 : '0 3px 0 4px';
 
 
     return <<END;
@@ -4449,25 +4602,34 @@ form, .inline { display: inline; }
 .LC_diff_added {
   color: green;
 }
-.LC_unknown {
-  color: yellow;
+
+div.LC_confirm_box {
+  background-color: #FAFAFA;
+  border: 1px solid $lg_border_color;
+  margin-right: 0;
+  padding: 5px;
+}
+
+div.LC_confirm_box .LC_error img,
+div.LC_confirm_box .LC_success img {
+  vertical-align: middle;
 }
 
 .LC_icon {
-  border: 0px;
+  border: none;
 }
 .LC_indexer_icon {
-  border: 0px;
+  border: 0;
   height: 22px;
 }
 .LC_docs_spacer {
   width: 25px;
   height: 1px;
-  border: 0px;
+  border: none;
 }
 
 .LC_internal_info {
-  color: #999;
+  color: #999999;
 }
 
 table.LC_pastsubmission {
@@ -4480,7 +4642,7 @@ table#LC_top_nav, table#LC_menubuttons,t
   background: $pgbg;
   border: 2px;
   border-collapse: separate;
-  padding: 0px;
+  padding: 0;
 }
 
 table#LC_title_bar, table.LC_breadcrumbs, 
@@ -4493,7 +4655,7 @@ table#LC_title_bar.LC_with_remote {
   background: $pgbg;
   font-family: $sans;
   border-collapse: collapse;
-  padding: 0px;
+  padding: 0;
 }
 
 table.LC_docs_path {
@@ -4502,7 +4664,7 @@ table.LC_docs_path {
   background: $pgbg;
   font-family: $sans;
   border-collapse: collapse;
-  padding: 0px;
+  padding: 0;
 }
 
 table#LC_title_bar td {
@@ -4523,27 +4685,27 @@ span.LC_title_bar_title {
 table#LC_title_bar td.LC_title_bar_domain_logo {
   background: $sidebg;
   text-align: right;
-  padding: 0px;
+  padding: 0;
 }
 table#LC_title_bar td.LC_title_bar_role_logo {
   background: $sidebg;
-  padding: 0px;
+  padding: 0;
 }
 
 table#LC_menubuttons_mainmenu {
   width: 100%;
-  border: 0px;
+  border: 0;
   border-spacing: 1px;
-  padding: 0px 1px;
-  margin: 0px;
+  padding: 0 1px;
+  margin: 0;
   border-collapse: separate;
 }
 table#LC_menubuttons img, table#LC_menubuttons_mainmenu img {
-  border: 0px;
+  border: none;
 }
 table#LC_top_nav td {
   background: $tabbg;
-  border: 0px;
+  border: none;
   font-size: small;
 }
 table#LC_top_nav td a, div#LC_top_nav a {
@@ -4557,7 +4719,7 @@ table#LC_top_nav td.LC_top_nav_logo {
   width: 31px;
 }
 table#LC_top_nav td.LC_top_nav_logo img {
-  border: 0px;
+  border: none;
   vertical-align: bottom;
 }
 table#LC_top_nav td.LC_top_nav_exit,
@@ -4598,7 +4760,7 @@ table#LC_mainmenu td.LC_mainmenu_column
 .LC_menubuttons_link {
   text-decoration: none;
 }
-#2008--9-5: new menu style sheet.Changed category
+/*2008--9-5: new menu style sheet.Changed category*/
 .LC_menubuttons_category {
   color: $font;
   background: $pgbg;
@@ -4626,35 +4788,6 @@ td.LC_menubuttons_img {
   font-weight: bold;
 }
 
-.LC_rolesmenu_is {
-  font-family: $sans;
-}
-
-.LC_rolesmenu_selected {
-  font-family: $sans;
-}
-
-.LC_rolesmenu_future {
-  font-family: $sans;
-}
-
-
-.LC_rolesmenu_will {
-  font-family: $sans;
-}
-
-.LC_rolesmenu_will_not {
-  font-family: $sans;
-}
-
-.LC_rolesmenu_expired {
-  font-family: $sans;
-}
-
-.LC_rolesinfo {
-  font-family: $sans;
-}
-
 .LC_dropadd_labeltext {
   font-family: $sans;
   text-align: right;
@@ -4669,10 +4802,14 @@ td.LC_menubuttons_img {
   font-size: smaller;
 }
 
+.LC_mail_functions {
+    font-weight: bold;
+}
+
 table.LC_aboutme_port {
-  border: 0px;
+  border: none;
   border-collapse: collapse;
-  border-spacing: 0px;
+  border-spacing: 0;
 }
 table.LC_data_table, table.LC_mail_list {
   border: 1px solid #000000;
@@ -4686,13 +4823,13 @@ table.LC_data_table, table.LC_mail_list
 table.LC_nested_outer {
   border: 1px solid #000000;
   border-collapse: collapse;
-  border-spacing: 0px;
+  border-spacing: 0;
   width: 100%;
 }
 table.LC_nested {
-  border: 0px;
+  border: none;
   border-collapse: collapse;
-  border-spacing: 0px;
+  border-spacing: 0;
   width: 100%;
 }
 table.LC_data_table tr th, table.LC_calendar tr th, table.LC_mail_list tr th,
@@ -4702,18 +4839,21 @@ table.LC_prior_tries tr th {
   font-size: smaller;
 }
 table.LC_data_table tr.LC_info_row > td {
-  background-color: #CCC;
+  background-color: #CCCCCC;
   font-weight: bold;
   text-align: left;
 }
 table.LC_data_table tr.LC_odd_row > td, 
+table.LC_pick_box tr > td.LC_odd_row,
 table.LC_aboutme_port tr td {
   background-color: $data_table_light;
   padding: 2px;
 }
 table.LC_data_table tr.LC_even_row > td,
+table.LC_pick_box tr > td.LC_even_row,
 table.LC_aboutme_port tr.LC_even_row td {
   background-color: $data_table_dark;
+  padding: 2px;
 }
 table.LC_data_table tr.LC_data_table_highlight td {
   background-color: $data_table_darker;
@@ -4747,7 +4887,7 @@ table.LC_nested_outer tr td.LC_subheader
   text-align: right;
 }
 table.LC_nested tr.LC_info_row td {
-  background-color: #CCC;
+  background-color: #CCCCCC;
   font-weight: bold;
   font-size: small;
   text-align: center;
@@ -4757,7 +4897,7 @@ table.LC_nested_outer tr th.LC_left_item
   text-align: left;
 }
 table.LC_nested td {
-  background-color: #FFF;
+  background-color: #FFFFFF;
   font-size: small;
 }
 table.LC_nested_outer tr th.LC_right_item,
@@ -4768,7 +4908,7 @@ table.LC_nested tr td.LC_right_item {
 }
 
 table.LC_nested tr.LC_odd_row td {
-  background-color: #EEE;
+  background-color: #EEEEEE;
 }
 
 table.LC_createuser {
@@ -4779,7 +4919,7 @@ table.LC_createuser tr.LC_section_row td
 }
 
 table.LC_createuser tr.LC_info_row td  {
-  background-color: #CCC;
+  background-color: #CCCCCC;
   font-weight: bold;
   text-align: center;
 }
@@ -4835,10 +4975,10 @@ table.LC_mail_list tr.LC_mail_odd {
 table#LC_portfolio_actions {
   width: auto;
   background: $pgbg;
-  border: 0px;
+  border: none;
   border-spacing: 2px 2px;
-  padding: 0px;
-  margin: 0px;
+  padding: 0;
+  margin: 0;
   border-collapse: separate;
 }
 table#LC_portfolio_actions td.LC_label {
@@ -4894,6 +5034,26 @@ table#LC_browser tr.LC_browser_file_meta
 table#LC_browser tr.LC_browser_folder {
   background: #CCCCFF;
 }
+
+table.LC_data_table tr > td.LC_roles_is {
+/*  background: #77FF77; */
+}
+table.LC_data_table tr > td.LC_roles_future {
+  background: #FFFF77;
+}
+table.LC_data_table tr > td.LC_roles_will {
+  background: #FFAA77;
+}
+table.LC_data_table tr > td.LC_roles_expired {
+  background: #FF7777;
+}
+table.LC_data_table tr > td.LC_roles_will_not {
+  background: #AAFF77;
+}
+table.LC_data_table tr > td.LC_roles_selected {
+  background: #11CC55;
+}
+
 span.LC_current_location {
   font-size: x-large;
   background: $pgbg;
@@ -4939,9 +5099,9 @@ table.LC_parm_overview_restrictions th {
   border-color: $pgbg;
 }
 table#LC_helpmenu {
-  border: 0px;
+  border: none;
   height: 55px;
-  border-spacing: 0px;
+  border-spacing: 0;
 }
 
 table#LC_helpmenu fieldset legend {
@@ -4952,7 +5112,7 @@ table#LC_helpmenu_links {
   width: 100%;
   border: 1px solid black;
   background: $pgbg;
-  padding: 0px;
+  padding: 0;
   border-spacing: 1px;
 }
 table#LC_helpmenu_links tr td {
@@ -4994,6 +5154,7 @@ table.LC_pick_box td.LC_pick_box_title {
   background: $tabbg;
   font-weight: bold;
   text-align: right;
+  vertical-align: top;
   width: 184px;
   padding: 8px;
 }
@@ -5014,7 +5175,7 @@ table.LC_pick_box td.LC_pick_box_select
   padding: 8px;
 }
 table.LC_pick_box td.LC_pick_box_separator {
-  padding: 0px;
+  padding: 0;
   height: 1px;
   background: black;
 }
@@ -5056,7 +5217,7 @@ table.LC_helpform_receipt td.LC_oddrow_v
   background-color: $data_table_light;
 }
 table.LC_helpform_receipt td.LC_pick_box_separator {
-  padding: 0px;
+  padding: 0;
   height: 1px;
   background: black;
 }
@@ -5089,7 +5250,7 @@ table.LC_group_priv_box td.LC_groups_fun
 }
 table.LC_group_priv td {
   text-align: left;
-  padding: 0px;
+  padding: 0;
 }
 
 table.LC_notify_front_page {
@@ -5110,6 +5271,7 @@ table.LC_notify_front_page td {
   background: $tabbg;
   vertical-align: middle;
   margin: 2ex 0ex 2ex 0ex;
+  padding: 3px;
 }
 .LC_topic_bar span {
   vertical-align: middle;
@@ -5226,7 +5388,7 @@ span.LC_cusr_subheading {
 
 table.LC_docs_documents {
   background: #BBBBBB;
-  border-width: 0px;
+  border-width: 0;
   border-collapse: collapse;
 }
 
@@ -5243,7 +5405,7 @@ table.LC_docs_documents td.LC_docs_docum
 }
 
 .LC_docs_entry_move {
-  border: 0px;
+  border: none;
   border-collapse: collapse;
 }
 
@@ -5299,7 +5461,7 @@ table.LC_sty_end {
 }
 
 table.LC_double_column {
-  border-width: 0px;
+  border-width: 0;
   border-collapse: collapse;
   width: 100%;
   padding: 2px;
@@ -5438,7 +5600,7 @@ table.LC_edit_problem_header_title {
 
   background: $tabbg;
   border-collapse: collapse;
-  padding: 0px
+  padding: 0;
 }
 
 div.LC_edit_problem_discards {
@@ -5454,7 +5616,7 @@ hr.LC_edit_problem_divide {
   color: $tabbg;
   background-color: $tabbg;
   height: 3px;
-  border: 0px;
+  border: none;
 }
 img.stift{
   border-width:0;
@@ -5479,9 +5641,14 @@ table#LC_mainmenu td.LC_mainmenu_col_fie
   font-weight: bold;
 }
 fieldset#LC_mainmenu_fieldset {
-  margin:0px 10px 10px 0px;
+  margin:0 10px 10px 0;
+
+}
 
+div.LC_createcourse {
+    margin: 10px 10px 10px 10px;
 }
+
 END
 }
 
@@ -5750,10 +5917,26 @@ sub start_page {
     if ($args->{'html_encode'}) {
 	$result = &html_encode($result);
     }
+    #Breadcrumbs
+    if (exists($args->{'bread_crumbs'}) or exists($args->{'bread_crumbs_component'})) {
+        &Apache::lonhtmlcommon::clear_breadcrumbs();
+        #if any br links exists, add them to the breadcrumbs
+        if (exists($args->{'bread_crumbs'}) and ref($args->{'bread_crumbs'}) eq 'ARRAY') {
+            foreach my $crumb (@{$args->{'bread_crumbs'}}){
+                &Apache::lonhtmlcommon::add_breadcrumb($crumb);
+            }
+        }
+
+        #if bread_crumbs_component exists show it as headline else show only the breadcrumbs
+        if (exists($args->{'bread_crumbs_component'})){
+            $result .= &Apache::lonhtmlcommon::breadcrumbs($args->{'bread_crumbs_component'});
+        } else {
+            $result .= &Apache::lonhtmlcommon::breadcrumbs();
+        }
+    }
     return $result;
 }
 
-
 =pod
 
 =item * &head()
@@ -5984,7 +6167,7 @@ sub get_users_function {
     if ($env{'request.role'}=~/^(su|dc|ad|li)/) {
         $function='admin';
     }
-    if (($env{'request.role'}=~/^(au|ca)/) ||
+    if (($env{'request.role'}=~/^(au|ca|aa)/) ||
         ($ENV{'REQUEST_URI'}=~/^(\/priv|\~)/)) {
         $function='author';
     }
@@ -5995,6 +6178,37 @@ sub get_users_function {
 
 =pod
 
+=item * &show_course()
+
+Used by lonmenu.pm and lonroles.pm to determine whether to use the word
+'Courses' or 'Roles' in inline navigation and on screen displaying user's roles.
+Inputs:
+None
+
+Outputs:
+Scalar: 1 if 'Course' to be used, 0 otherwise.
+
+=cut
+
+###############################################
+sub show_course {
+    my $course = !$env{'user.adv'};
+    if (!$env{'user.adv'}) {
+        foreach my $env (keys(%env)) {
+            next if ($env !~ m/^user\.priv\./);
+            if ($env !~ m/^user\.priv\.(?:st|cm)/) {
+                $course = 0;
+                last;
+            }
+        }
+    }
+    return $course;
+}
+
+###############################################
+
+=pod
+
 =item * &check_user_status()
 
 Determines current status of supplied role for a
@@ -6510,7 +6724,7 @@ sub default_quota {
                                             ['quotas'],$udom);
     if (ref($quotahash{'quotas'}) eq 'HASH') {
         if ($inststatus ne '') {
-            my @statuses = split(/:/,$inststatus);
+            my @statuses = map { &unescape($_); } split(/:/,$inststatus);
             foreach my $item (@statuses) {
                 if (ref($quotahash{'quotas'}{'defaultquota'}) eq 'HASH') {
                     if ($quotahash{'quotas'}{'defaultquota'}{$item} ne '') {
@@ -6689,12 +6903,14 @@ sub user_picker {
                 if ($cancreate) {
                     $new_user_create = '<p> <input type="submit" name="forcenew" value="'.&HTML::Entities::encode(&mt('Make new user "[_1]"',$srchterm),'<>&"').'" onclick="javascript:setSearch(\'1\','.$caller.');" /> </p>';
                 } else {
-                    my $helplink = ' href="javascript:helpMenu('."'display'".')"';
+                    my $helplink = 'javascript:helpMenu('."'display'".')';
                     my %usertypetext = (
                         official   => 'institutional',
                         unofficial => 'non-institutional',
                     );
-                    $new_user_create = '<br /><span class="LC_warning">'.&mt("You are not authorized to create new $usertypetext{$usertype} users in this domain.").' '.&mt('Contact the <a[_1]>helpdesk</a> for assistance.',$helplink).'</span><br /><br />';
+                    $new_user_create = '<p class="LC_warning">'.
+                                       &mt("You are not authorized to create new $usertypetext{$usertype} users in this domain.").' '.
+                                       &mt('Please contact the [_1]helpdesk[_2] for assistance.','<a href="'.$helplink.'">','</a>').'</p><br />';
                 }
             }
         }
@@ -6731,6 +6947,7 @@ ENDSCRIPT
 
     my $output = <<"END_BLOCK";
 <script type="text/javascript">
+// <![CDATA[
 function validateEntry(callingForm) {
 
     var checkok = 1;
@@ -6799,6 +7016,7 @@ function validateEntry(callingForm) {
 
 $newuserscript
 
+// ]]>
 </script>
 
 $new_user_create
@@ -6976,6 +7194,7 @@ sub personal_data_fieldtitles {
                         middlename => 'Middle Name',
                         generation => 'Generation',
                         gen => 'Generation',
+                        inststatus => 'Affiliation',
                    );
     return %fieldtitles;
 }
@@ -7045,6 +7264,56 @@ sub get_institutional_codes {
 
 =pod
 
+=head1 Slot Helpers
+
+=over 4
+
+=item * sorted_slots()
+
+Sorts an array of slot names in order of slot start time (earliest first).
+
+Inputs:
+
+=over 4
+
+slotsarr  - Reference to array of unsorted slot names.
+
+slots     - Reference to hash of hash, where outer hash keys are slot names.
+
+=back
+
+Returns:
+
+=over 4
+
+sorted   - An array of slot names sorted by the start time of the slot.
+
+=back
+
+=back
+
+=cut
+
+
+sub sorted_slots {
+    my ($slotsarr,$slots) = @_;
+    my @sorted;
+    if ((ref($slotsarr) eq 'ARRAY') && (ref($slots) eq 'HASH')) {
+        @sorted =
+            sort {
+                     if (ref($slots->{$a}) && ref($slots->{$b})) {
+                         return $slots->{$a}{'starttime'} <=> $slots->{$b}{'starttime'}
+                     }
+                     if (ref($slots->{$a})) { return -1;}
+                     if (ref($slots->{$b})) { return 1;}
+                     return 0;
+                 } @{$slotsarr};
+    }
+    return @sorted;
+}
+
+=pod
+
 =back
 
 =head1 HTTP Helpers
@@ -7597,7 +7866,7 @@ sub upfile_select_html {
 #                 xml   => &mt('HTML/XML'),
                  );
     my $Str = '<input type="file" name="upfile" size="50" />'.
-        '<br />Type: <select name="upfiletype">';
+        '<br />'.&mt('Type').': <select name="upfiletype">';
     foreach my $type (sort(keys(%Types))) {
         $Str .= '<option value="'.$type.'" >'.$Types{$type}."</option>\n";
     }
@@ -8341,9 +8610,10 @@ sub restore_settings {
 
 =item * &build_recipient_list()
 
-Build recipient lists for three types of e-mail:
-(a) Error Reports, (b) Package Updates, (c) Help requests, generated by
-lonerrorhandler.pm, CHECKRPMS and lonsupportreq.pm respectively.
+Build recipient lists for four types of e-mail:
+(a) Error Reports, (b) Package Updates, (c) lonstatus warnings/errors
+(d) Help requests, generated by
+lonerrorhandler.pm, CHECKRPMS, loncron, and lonsupportreq.pm respectively.
 
 Inputs:
 defmail (scalar - email address of default recipient), 
@@ -8367,17 +8637,21 @@ sub build_recipient_list {
     my %domconfig =
          &Apache::lonnet::get_dom('configuration',['contacts'],$defdom);
     if (ref($domconfig{'contacts'}) eq 'HASH') {
-        if (ref($domconfig{'contacts'}{$mailing}) eq 'HASH') {
-            my @contacts = ('adminemail','supportemail');
-            foreach my $item (@contacts) {
-                if ($domconfig{'contacts'}{$mailing}{$item}) {
-                    my $addr = $domconfig{'contacts'}{$item}; 
-                    if (!grep(/^\Q$addr\E$/,@recipients)) {
-                        push(@recipients,$addr);
+        if (exists($domconfig{'contacts'}{$mailing})) {
+            if (ref($domconfig{'contacts'}{$mailing}) eq 'HASH') {
+                my @contacts = ('adminemail','supportemail');
+                foreach my $item (@contacts) {
+                    if ($domconfig{'contacts'}{$mailing}{$item}) {
+                        my $addr = $domconfig{'contacts'}{$item};
+                        if (!grep(/^\Q$addr\E$/,@recipients)) {
+                            push(@recipients,$addr);
+                        }
                     }
+                    $otheremails = $domconfig{'contacts'}{$mailing}{'others'};
                 }
-                $otheremails = $domconfig{'contacts'}{$mailing}{'others'};
             }
+        } elsif ($origmail ne '') {
+            push(@recipients,$origmail);
         }
     } elsif ($origmail ne '') {
         push(@recipients,$origmail);
@@ -9021,7 +9295,9 @@ sub construct_course {
                    'policy.email',
                    'comment.email',
                    'pch.users.denied',
-                   'plc.users.denied'],
+                   'plc.users.denied',
+                   'hidefromcat',
+                   'categories'],
                    $$crsudom,$$crsunum);
     }
 
@@ -9349,6 +9625,22 @@ sub escape_url {
     return join('/',@urlslices).'/'.$lastitem;
 }
 
+sub compare_arrays {
+    my ($arrayref1,$arrayref2) = @_;
+    my (@difference,%count);
+    @difference = ();
+    %count = ();
+    if ((ref($arrayref1) eq 'ARRAY') && (ref($arrayref2) eq 'ARRAY')) {
+        foreach my $element (@{$arrayref1}, @{$arrayref2}) { $count{$element}++; }
+        foreach my $element (keys(%count)) {
+            if ($count{$element} == 1) {
+                push(@difference,$element);
+            }
+        }
+    }
+    return @difference;
+}
+
 # -------------------------------------------------------- Initliaze user login
 sub init_user_environment {
     my ($r, $username, $domain, $authhost, $form, $args) = @_;
@@ -9479,6 +9771,17 @@ sub init_user_environment {
 	    }
 	}
 
+        foreach my $tool ('aboutme','blog','portfolio') {
+            $userenv{'availabletools.'.$tool} =
+                &Apache::lonnet::usertools_access($username,$domain,$tool,'reload');
+        }
+
+        foreach my $crstype ('official','unofficial') {
+            $userenv{'canrequest.'.$crstype} =
+                &Apache::lonnet::usertools_access($username,$domain,$crstype,
+                                                  'reload','requestcourses');
+        }
+
 	$env{'user.environment'} = "$lonids/$cookie.id";
 	
 	if (tie(my %disk_env,'GDBM_File',"$lonids/$cookie.id",
@@ -9517,7 +9820,7 @@ sub _add_to_env {
 # --- Get the symbolic name of a problem and the url
 sub get_symb {
     my ($request,$silent) = @_;
-    (my $url=$env{'form.url'}) =~ s-^http://($ENV{'SERVER_NAME'}|$ENV{'HTTP_HOST'})--;
+    (my $url=$env{'form.url'}) =~ s-^https?\://($ENV{'SERVER_NAME'}|$ENV{'HTTP_HOST'})--;
     my $symb=($env{'form.symb'} ne '' ? $env{'form.symb'} : (&Apache::lonnet::symbread($url)));
     if ($symb eq '') {
         if (!$silent) {
@@ -9544,11 +9847,13 @@ sub get_annotation {
 }
 
 sub clean_symb {
-    my ($symb) = @_;
+    my ($symb,$delete_enc) = @_;
 
     &Apache::lonenc::check_decrypt(\$symb);
     my $enc = $env{'request.enc'};
-    delete($env{'request.enc'});
+    if ($delete_enc) {
+        delete($env{'request.enc'});
+    }
 
     return ($symb,$enc);
 }