--- loncom/interface/londocs.pm	2017/02/18 23:39:15	1.621
+++ loncom/interface/londocs.pm	2017/02/20 18:29:22	1.622
@@ -1,7 +1,7 @@
 # The LearningOnline Network
 # Documents
 #
-# $Id: londocs.pm,v 1.621 2017/02/18 23:39:15 raeburn Exp $
+# $Id: londocs.pm,v 1.622 2017/02/20 18:29:22 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -920,7 +920,7 @@ sub docs_change_log {
              '// <![CDATA['."\n".
              &Apache::loncommon::display_filter_js('docslog')."\n".
              &editing_js($env{'user.domain'},$env{'user.name'},$supplementalflag,
-                         $coursedom,$coursenum,'','',$canedit,\$navmap)."\n".
+                         $coursedom,$coursenum,'','',$canedit,'',\$navmap)."\n".
              &history_tab_js()."\n".
              &Apache::lonratedt::editscript('simple')."\n".
              '// ]]>'."\n".
@@ -3009,7 +3009,7 @@ sub handle_edit_cmd {
 sub editor {
     my ($r,$coursenum,$coursedom,$folder,$allowed,$upload_output,$crstype,
         $supplementalflag,$orderhash,$iconpath,$pathitem,$ltitoolsref,
-        $canedit,$navmapref,$hiddentop)=@_;
+        $canedit,$hostname,$navmapref,$hiddentop)=@_;
     my ($randompick,$ishidden,$isencrypted,$plain,$is_random_order,$container);
     if ($allowed) {
         (my $breadcrumbtrail,$randompick,$ishidden,$isencrypted,$plain,
@@ -3340,7 +3340,7 @@ sub editor {
                               $coursenum,$coursedom,$crstype,
                               $pathitem,$supplementalflag,$container,
                               \%filters,\%curr_groups,$ltitoolsref,$canedit,
-                              $isencrypted,$navmapref);
+                              $isencrypted,$navmapref,$hostname);
         $idx++;
         $shown++;
     }
@@ -3721,7 +3721,7 @@ sub is_supplemental_title {
 sub entryline {
     my ($index,$title,$url,$folder,$allowed,$residx,$coursenum,$coursedom,
         $crstype,$pathitem,$supplementalflag,$container,$filtersref,$currgroups,
-        $ltitoolsref,$canedit,$isencrypted,$navmapref)=@_;
+        $ltitoolsref,$canedit,$isencrypted,$navmapref,$hostname)=@_;
     my ($foldertitle,$renametitle,$oldtitle);
     if (&is_supplemental_title($title)) {
 	($title,$foldertitle,$renametitle) = &Apache::loncommon::parse_supplemental_title($title);
@@ -4064,6 +4064,9 @@ END
         } elsif ($url =~ m{^\Q/public/$coursedom/$coursenum/syllabus\E}) {
             if (($ENV{'SERVER_PORT'} == 443) &&
                 ($env{'course.'.$env{'request.course.id'}.'.externalsyllabus'} =~ m{^http://})) {
+                if ($hostname ne '') {
+                    $url = 'http://'.$hostname.$url;
+                }
                 $url .= (($url =~ /\?/) ? '&amp;':'?').'usehttp=1';
                 $nomodal = 1;
             }
@@ -4200,7 +4203,8 @@ $form_end;
                                                             $forceedit,
                                                             undef,$symb,
                                                             &escape($env{'form.folderpath'}),
-                                                            $renametitle,'','',1,$suppanchor);
+                                                            $renametitle,$hostname,
+                                                            '','',1,$suppanchor);
                 if ($jscall) {
                     $editlink = '<a class="LC_docs_ext_edit" href="javascript:'.
                                 $jscall.'" >'.&mt('Edit').'</a>&nbsp;'."\n";
@@ -4228,7 +4232,12 @@ $form_end;
                $anchor = '#'.&HTML::Entities::encode($anchor,'"<>&');
            }
        }
-       $link = &js_escape($url.(($url=~/\?/)?'&amp;':'?').'inhibitmenu=yes'.
+       if ((!$supplementalflag) && ($nomodal) && ($hostname ne '')) {
+           $link = 'http://'.$hostname.$url;
+       } else {
+           $link = $url;
+       }
+       $link = &js_escape($link.(($url=~/\?/)?'&amp;':'?').'inhibitmenu=yes'.
                                                (($anchor ne '')?$anchor:''));
        if ($nomodal) {
            $line.='<a href="#" onclick="javascript:window.open('."'$link','syllabuspreview','height=400,width=500,scrollbars=1,resizable=1,menubar=0,location=1')".'; return false;" />'.
@@ -5370,8 +5379,9 @@ sub handler {
             my $tabidstr = join("','",@tabids);
             %ltitools = &Apache::lonnet::get_domain_ltitools($coursedom);
             my $posslti = keys(%ltitools);
+            my $hostname = $r->hostname();
 	    $script .= &editing_js($udom,$uname,$supplementalflag,$coursedom,$coursenum,$posslti,
-                                   $londocroot,$canedit,\$navmap).
+                                   $londocroot,$canedit,$hostname,\$navmap).
                        &history_tab_js().
                        &inject_data_js().
                        &Apache::lonhtmlcommon::resize_scrollbox_js('docs',$tabidstr,$tid).
@@ -5773,7 +5783,7 @@ HIDDENFORM
     }
 
 #
-
+    my $hostname = $r->hostname();
     my $savefolderpath;
 
     if ($allowed) {
@@ -6243,7 +6253,7 @@ unless ($container eq 'page') {
        unless (($supplementalflag || $toolsflag)) {
           my $error = &editor($r,$coursenum,$coursedom,$folder,$allowed,'',$crstype,
                               $supplementalflag,\%orderhash,$iconpath,$pathitem,
-                              \%ltitools,$canedit,\$navmap,$hiddentop);
+                              \%ltitools,$canedit,$hostname,\$navmap,$hiddentop);
           undef($navmap);
           if ($error) {
              $r->print('<p><span class="LC_error">'.$error.'</span></p>');
@@ -6392,7 +6402,7 @@ my %suporderhash = (
         if ($supplementalflag) {
            my $error = &editor($r,$coursenum,$coursedom,$folder,$allowed,'',$crstype,
                                $supplementalflag,\%suporderhash,$iconpath,$pathitem,
-                               \%ltitools,$canedit);
+                               \%ltitools,$canedit,$hostname);
            if ($error) {
               $r->print('<p><span class="LC_error">'.$error.'</span></p>');
            } else {
@@ -6412,7 +6422,7 @@ my %suporderhash = (
         }
     } elsif ($supplementalflag) {
         my $error = &editor($r,$coursenum,$coursedom,$folder,$allowed,'',$crstype,
-                            $supplementalflag,'',$iconpath,$pathitem);
+                            $supplementalflag,'',$iconpath,$pathitem,'','',$hostname);
         if ($error) {
             $r->print('<p><span class="LC_error">'.$error.'</span></p>');
         }
@@ -6786,7 +6796,8 @@ END
 }
 
 sub editing_js {
-    my ($udom,$uname,$supplementalflag,$coursedom,$coursenum,$posslti,$londocroot,$canedit,$navmapref) = @_;
+    my ($udom,$uname,$supplementalflag,$coursedom,$coursenum,$posslti,
+        $londocroot,$canedit,$hostname,$navmapref) = @_;
     my %js_lt = &Apache::lonlocal::texthash(
                                           p_mnf => 'Name of New Folder',
                                           t_mnf => 'New Folder',
@@ -6863,6 +6874,15 @@ sub editing_js {
                 }
                 $backtourl = &HTML::Entities::encode(&Apache::lonnet::clutter($url),'<>&"').'?symb='.
                              &HTML::Entities::encode($caller,'<>&"');
+                if ($backtourl =~ m{^\Q/public/$coursedom/$coursenum/syllabus\E}) {
+                    if (($ENV{'SERVER_PORT'} == 443) &&
+                        ($env{'course.'.$env{'request.course.id'}.'.externalsyllabus'} =~ m{^http://})) {
+                        if ($hostname ne '') {
+                            $backtourl = 'http://'.$hostname.$backtourl;
+                        }
+                        $backtourl .= (($backtourl =~ /\?/) ? '&':'?').'usehttp=1';
+                    }
+                }
                 if ($anchor ne '') {
                     $backtourl .= '#'.&HTML::Entities::encode($anchor,'<>&"');
                 }