--- loncom/interface/lonhtmlcommon.pm	2012/11/03 23:32:37	1.329
+++ loncom/interface/lonhtmlcommon.pm	2012/11/16 23:37:16	1.331
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # a pile of common html routines
 #
-# $Id: lonhtmlcommon.pm,v 1.329 2012/11/03 23:32:37 raeburn Exp $
+# $Id: lonhtmlcommon.pm,v 1.331 2012/11/16 23:37:16 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -61,7 +61,7 @@ use Time::HiRes;
 use Apache::lonlocal;
 use Apache::lonnet;
 use HTML::Entities();
-use LONCAPA;
+use LONCAPA qw(:DEFAULT :match);
 
 sub java_not_enabled {
    return "\n".'<span class="LC_error">'.
@@ -1651,6 +1651,14 @@ returns: nothing
                 $description = 
                     $env{'course.'.$env{'request.course.id'}.'.description'};
                 $no_mt_descr = 1;
+                if ($env{'request.noversionuri'} =~ 
+                    m{^/public/($match_domain)/($match_courseid)/syllabus$}) {
+                    unless (($env{'course.'.$env{'request.course.id'}.'.domain'} eq $1) &&
+                            ($env{'course.'.$env{'request.course.id'}.'.num'} eq $2)) { 
+                        $description = 'Menu';
+                        $no_mt_descr = 0;
+                    }
+                }
             }
             $menulink =  {  href   =>'/adm/menu',
                             title  =>'Go to main menu',
@@ -1666,7 +1674,7 @@ returns: nothing
             }
         }
         my $links;
-        if ((&show_return_link) && (!$CourseBreadcrumbs)) {
+        if ((&show_return_link) && (!$CourseBreadcrumbs) && (ref($last) eq 'HASH')) {
             my $alttext = &mt('Go Back');
             $links=&htmltag( 'a','<img src="/res/adm/pages/tolastloc.png" alt="'.$alttext.'" class="LC_icon" />',
                             { href => '/adm/flip?postdata=return:',
@@ -1701,8 +1709,10 @@ returns: nothing
         # last breadcrumb is the first order heading of a page
         # for course breadcrumbs it's just bold
 
-        $links .= &htmltag( 'li', htmltag($CourseBreadcrumbs ? 'b' : 'h1',
-                $lasttext), {title => $lasttext});
+        if ($lasttext ne '') {
+            $links .= &htmltag( 'li', htmltag($CourseBreadcrumbs ? 'b' : 'h1',
+                    $lasttext), {title => $lasttext});
+        }
 
         my $icons = '';
         $faq  = $last->{'faq'}  if (exists($last->{'faq'}));
@@ -1723,11 +1733,12 @@ returns: nothing
         #
 
 		
-
-        unless ($CourseBreadcrumbs) {
-            $links = &htmltag('ol',  $links, { id => "LC_MenuBreadcrumbs"   });
-        } else {
-            $links = &htmltag('ul',  $links, { class => "LC_CourseBreadcrumbs" });
+        if ($links ne '') {
+            unless ($CourseBreadcrumbs) {
+                $links = &htmltag('ol',  $links, { id => "LC_MenuBreadcrumbs"   });
+            } else {
+                $links = &htmltag('ul',  $links, { class => "LC_CourseBreadcrumbs" });
+            }
         }
 
 
@@ -1871,6 +1882,68 @@ returns: nothing
 
 } # End of scope for @Crumbs
 
+sub docs_breadcrumbs {
+    my ($allowed,$crstype,$contenteditor)=@_;
+    my ($folderpath,@folders);
+    if ($env{'form.pagepath'}) {
+        @folders = split('&',$env{'form.pagepath'});
+    } else {
+        @folders=split('&',$env{'form.folderpath'});
+    }
+    my $plain='';
+    my ($randompick,$isencrypted,$ishidden,$is_random_order) = (-1,0,0,0);
+    &clear_breadcrumbs();
+    while (@folders) {
+        my $folder=shift(@folders);
+        my $foldername=shift(@folders);
+        if ($folderpath) {$folderpath.='&';}
+        $folderpath.=$folder.'&'.$foldername;
+        my $url;
+        if ($allowed) {
+            $url = '/adm/coursedocs?folderpath=';
+        } else {
+            $url = '/adm/supplemental?folderpath=';
+        }
+        $url .= &escape($folderpath);
+        my $name=&unescape($foldername);
+# each of randompick number, hidden, encrypted, random order are 
+# appended with ":"s to the foldername
+        $name=~s/\:(\d*)\:(\w*)\:(\w*):(\d*)$//;
+        if ($contenteditor) { 
+            if ($1 ne '') {
+                $randompick=$1;
+            } else {
+               $randompick=-1;
+            }
+            if ($2) { $ishidden=1; }
+            if ($3) { $isencrypted=1; }
+            if ($4 ne '') { $is_random_order = 1; }
+        }
+        if ($folder eq 'supplemental') {
+            $name = &mt('Supplemental '.$crstype.' Content');
+        }
+        if ($contenteditor) {
+            $plain.=$name.' &gt; ';
+        }
+        &add_breadcrumb(
+                          {'href'  => $url,
+                           'title' => $name,
+                           'text'  => $name,
+                           'no_mt' => 1,
+                          });
+    }
+    unless ($contenteditor) {
+        if ($env{'httpref.'.$env{'request.noversionuri'}} ne '') {
+            &add_breadcrumb({text => 'View Resource'});
+        }
+    } else {
+        $plain=~s/\&gt\;\s*$//;
+    }
+    return (&breadcrumbs(undef,undef,0,'nohelp',undef,undef,$contenteditor),
+                         $randompick,$ishidden,$isencrypted,$plain,
+                         $is_random_order);
+}
+
 ############################################################
 ############################################################
 
@@ -3018,21 +3091,32 @@ ENDUTILITY
 }
 
 sub jump_to_editres {
-    my ($cfile,$home,$switchserver,$uploaded,$symb) = @_;
+    my ($cfile,$home,$switchserver,$forceedit,$forcereg,$symb) = @_;
     my $jscall;
     if ($switchserver) {
         if ($symb && $home) {
             $cfile = '/adm/switchserver?otherserver='.$home.'&amp;role='.
-                     &HTML::Entities::encode($env{'request.role'},'"<>&').'&amp;'.
-                    'symb='.&HTML::Entities::encode($env{'request.symb'},'"<>&');
-            if ($uploaded) {
+                     &HTML::Entities::encode($env{'request.role'},'"<>&').
+                    '&amp;symb='.&HTML::Entities::encode($symb,'"<>&');
+            if ($forceedit) {
                 $cfile .= '&amp;forceedit=1';
             }
+            if ($forcereg) {
+                $cfile .= '&amp;register=1';
+            }
             $jscall = "need_switchserver('$cfile');";
         }
     } else {
-        if ($uploaded) {
-            $cfile .= '?forceedit=1';
+        unless ($cfile =~ m{^/priv/}) {
+            if ($symb) {
+                $cfile .= (($cfile=~/\?/)?'&amp;':'?')."symb=$symb"; 
+            }
+            if ($forceedit) {
+                $cfile .= (($cfile=~/\?/)?'&amp;':'?').'forceedit=1';
+            }
+            if ($forcereg) {
+                $cfile .= (($cfile=~/\?/)?'&amp;':'?').'register=1';
+            }
         }
         $jscall = "go('$cfile')";
     }