--- loncom/interface/lonmenu.pm	2022/06/11 04:30:48	1.523
+++ loncom/interface/lonmenu.pm	2022/06/30 21:04:14	1.524
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # Routines to control the menu
 #
-# $Id: lonmenu.pm,v 1.523 2022/06/11 04:30:48 raeburn Exp $
+# $Id: lonmenu.pm,v 1.524 2022/06/30 21:04:14 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -846,7 +846,8 @@ sub build_submenu {
 }
 
 sub innerregister {
-    my ($forcereg,$bread_crumbs,$group,$pagebuttonshide,$hostname,$ltiscope,$ltiuri) = @_;
+    my ($forcereg,$bread_crumbs,$group,$pagebuttonshide,$hostname,
+        $ltiscope,$ltiuri,$showncrumbsref) = @_;
     my $const_space = ($env{'request.state'} eq 'construct');
     my $is_const_dir = 0;
 
@@ -938,14 +939,17 @@ sub innerregister {
                 if ($env{'form.folderpath'}) {
                     &prepare_functions($resurl,$forcereg,$group,undef,undef,1,$hostname);
                     ($trail) =
-                        &Apache::lonhtmlcommon::docs_breadcrumbs(undef,$crstype,undef,$title,1);
+                        &Apache::lonhtmlcommon::docs_breadcrumbs(undef,$crstype,undef,$title,1,1);
                 } else {
                     &Apache::lonhtmlcommon::add_breadcrumb(
                     {text  => "Supplemental $crstype Content",
                      href  => "javascript:gopost('/adm/supplemental','')"});
                     $title = &mt('View Resource');
                     ($trail) = 
-                        &Apache::lonhtmlcommon::docs_breadcrumbs(undef,$crstype,undef,$title,1);
+                        &Apache::lonhtmlcommon::docs_breadcrumbs(undef,$crstype,undef,$title,1,1);
+                }
+                if (ref($showncrumbsref)) {
+                    $$showncrumbsref = 1;
                 }
                 return $trail;
             } elsif ($resurl =~ m{^\Q/uploaded$courseurl/portfolio/syllabus/}) {
@@ -954,7 +958,10 @@ sub innerregister {
                                    $forcereg,$group,undef,undef,1,$hostname);
                 $title = &mt('Syllabus File');
                 my ($trail) =
-                    &Apache::lonhtmlcommon::docs_breadcrumbs(undef,$crstype,undef,$title,1,$hostname);
+                    &Apache::lonhtmlcommon::docs_breadcrumbs(undef,$crstype,undef,$title,1,1);
+                if (ref($showncrumbsref)) {
+                    $$showncrumbsref = 1;
+                }
                 return $trail;
             }
             unless ($env{'request.state'} eq 'construct') {
@@ -1261,10 +1268,13 @@ ENDMENUITEMS
                 }
             }
         }
-        my $showprogress;
+        my ($showprogress,$linkprotout);
         if (($crstype eq 'Placement') && (!$env{'request.role.adv'})) {
             $showprogress = &placement_progress();
         }
+        if ($env{'request.deeplink.login'}) {
+            $linkprotout = &linkprot_exit();
+        }
 
 	my $addremote=0;
 	foreach (@inlineremote) { if ($_ ne '') { $addremote=1; last;} }
@@ -1290,6 +1300,9 @@ ENDMENUITEMS
             if ($countdown) {
                 &Apache::lonhtmlcommon::add_breadcrumb_tool('tools',$countdown);
             }
+            if ($linkprotout) {
+                &Apache::lonhtmlcommon::add_breadcrumb_tool('tools',$linkprotout);
+            }
             if ($showprogress) {
                 &Apache::lonhtmlcommon::add_breadcrumb_tool('tools',$showprogress);
             }
@@ -1298,6 +1311,9 @@ ENDMENUITEMS
             if ($countdown) {
                 unshift(@tools,$countdown);
             }
+            if ($linkprotout) {
+                unshift(@tools,$linkprotout);
+            }
             &Apache::lonhtmlcommon::add_breadcrumb_tool(
                 'tools',@tools);
 
@@ -1315,6 +1331,9 @@ ENDMENUITEMS
         if ($showprogress) {
             &Apache::lonhtmlcommon::add_breadcrumb_tool('tools',$showprogress);
         }
+        if ($linkprotout) {
+            &Apache::lonhtmlcommon::add_breadcrumb_tool('tools',$linkprotout);
+        }
     }
     my ($topic_help,$topic_help_text);
     if ($is_const_dir == 2) {
@@ -1326,6 +1345,9 @@ ENDMENUITEMS
             $topic_help_text = 'About WebDAV access';
         }
     }
+    if (ref($showncrumbsref)) {
+        $$showncrumbsref = 1;
+    }
     return   &Apache::lonhtmlcommon::scripttag('', 'start')
            . &Apache::lonhtmlcommon::breadcrumbs(undef,undef,0,'','','','',$topic_help,$topic_help_text)
            . &Apache::lonhtmlcommon::scripttag('', 'end');
@@ -3177,6 +3199,86 @@ sub placement_progress {
            &mt('Test is [_1]% complete',$complete).'</span>';
 }
 
+sub linkprot_exit {
+    if (($env{'request.ciurse.id'}) && ($env{'request.deeplink.login'})) {
+        my ($deeplink_symb,$deeplink);
+        my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
+        my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
+        if (($cnum ne '') && ($cdom ne '')) {
+            $deeplink_symb = &Apache::loncommon::deeplink_login_symb($cnum,$cdom);
+            if ($deeplink_symb) {
+                if ($deeplink_symb =~ /\.(page|sequence)$/) {
+                    my $mapname = &Apache::lonnet::deversion((&Apache::lonnet::decode_symb($deeplink_symb))[2]);
+                    my $navmap = Apache::lonnavmaps::navmap->new();
+                    if (ref($navmap)) {
+                        $deeplink = $navmap->get_mapparam(undef,$mapname,'0.deeplink');
+                    }
+                } else {
+                    $deeplink = &Apache::lonnet::EXT('resource.0.deeplink',$deeplink_symb);
+                }
+                if ($deeplink ne '') {
+                    my ($state,$others,$listed,$scope,$protect,$display,$target,$exit) = split(/,/,$deeplink);
+                    my %lt = &Apache::lonlocal::texthash(
+                        title    => 'Exit Tool',
+                        okdone   => 'Click "OK" to exit embedded tool',
+                        cancel   => 'Click "Cancel" to continue working.',
+                        ok       => 'OK',
+                        exit     => 'Cancel',
+                    );
+                    if ($exit) {
+                        my $height = 250;
+                        my $width = 300;
+                        my $exitbuttontext = &mt('Exit Tool');
+                        return <<END;
+<form method="post" name="LCexitButton" action="/adm/linkexit">
+    <input type="hidden" name="LC_deeplink_exit" value="" />
+    <button id="LC_exit-confirm-opener" type="button">$exitbuttontext</button>
+</form>
+
+<div id="LC_exit-confirm" title="$lt{'title'}">
+    <p>$lt{'okdone'} $lt{'cancel'}</p>
+</div>
+
+<script type="text/javascript">
+// <![CDATA[
+\$( "#LC_exit-confirm" ).dialog({ autoOpen: false });
+\$( "#LC_exit-confirm-opener" ).click(function() {
+    \$( "#LC_exit-confirm" ).dialog( "open" );
+    \$( "#LC_exit-confirm" ).dialog({
+      resizable: false,
+      height: $height,
+      width: $width,
+      modal: true,
+      buttons: [
+                 {
+                    text: "$lt{'ok'}",
+                    click: function() {
+                        \$( this ).dialog( "close" );
+                        \$( '[name="LC_deeplink_exit"]' )[0].value = 'true';
+                        \$( '[name="LCexitButton"]' )[0].submit();
+                    },
+                 },
+                 {
+                     text: "$lt{'exit'}",
+                     click: function() {
+                         \$( this ).dialog( "close" );
+                     },
+                  },
+               ],
+       });
+});
+// ]]>
+</script>
+
+END
+                    }
+                }
+            }
+        }
+    }
+    return;
+}
+
 # ================================================================ Main Program
 
 BEGIN {