--- loncom/interface/lonquickgrades.pm	2017/06/26 01:56:58	1.110
+++ loncom/interface/lonquickgrades.pm	2017/11/16 13:41:56	1.111
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # Quick Student Grades Display
 #
-# $Id: lonquickgrades.pm,v 1.110 2017/06/26 01:56:58 raeburn Exp $
+# $Id: lonquickgrades.pm,v 1.111 2017/11/16 13:41:56 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -77,6 +77,11 @@ sub real_handler {
     }
 
     my $cangrade=&Apache::lonnet::allowed('mgr');
+    my $showPoints =
+        (($env{'course.'.$env{'request.course.id'}.'.grading'} eq 'standard')
+      || ($env{'course.'.$env{'request.course.id'}.'.grading'} eq 'categories'));
+
+    my $reinitresult;
 
     unless ($cangrade) {
         # Check for critical messages and redirect if present.
@@ -89,22 +94,46 @@ sub real_handler {
 
         # Check if course needs to be re-initialized
         my $loncaparev = $r->dir_config('lonVersion');
-        my ($result,@reinit) = &Apache::loncommon::needs_coursereinit($loncaparev);
+        ($reinitresult,my @reinit) = &Apache::loncommon::needs_coursereinit($loncaparev);
 
-        if ($result eq 'switch') {
+        if ($reinitresult eq 'switch') {
             &Apache::loncommon::content_type($r,'text/html');
             $r->send_http_header;
             $r->print(&Apache::loncommon::check_release_result(@reinit));
             return OK;
-        } elsif ($result eq 'update') {
-            my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
-            my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
+        } elsif ($reinitresult eq 'update') {
+            my $cid = $env{'request.course.id'};
+            my $cnum = $env{'course.'.$cid.'.num'};
+            my $cdom = $env{'course.'.$cid.'.domain'};
+            &Apache::loncommon::content_type($r,'text/html');
+            $r->send_http_header;
+            &startpage($r,$showPoints);
+            my $preamble = '<div id="LC_update_'.$cid.'" class="LC_info">'.
+                           '<br />'.
+                           &mt('Your course session is being updated because of recent changes by course personnel.').
+                           ' '.&mt('Please be patient.').'<br /></div>'.
+                           '<div style="padding:0;clear:both;margin:0;border:0"></div>';
+            %prog_state = &Apache::lonhtmlcommon::Create_PrgWin($r,undef,$preamble);
+            &Apache::lonhtmlcommon::Update_PrgWin($r,\%prog_state,&mt('Updating course'));
+            $r->rflush();
             my ($furl,$ferr) = &Apache::lonuserstate::readmap("$cdom/$cnum");
+            &Apache::lonhtmlcommon::Update_PrgWin($r,\%prog_state,&mt('Finished')); 
+            &Apache::lonhtmlcommon::Close_PrgWin($r,\%prog_state);
+            my $closure = <<ENDCLOSE;
+<script type="text/javascript">
+// <![CDATA[
+\$("#LC_update_$cid").hide('slow');
+// ]]>
+</script>
+ENDCLOSE
             if ($ferr) {
+                $r->print($closure.&Apache::loncommon::end_page());
                 my $requrl = $r->uri;
                 $env{'user.error.msg'}="$requrl:bre:0:0:Course not initialized";
                 $env{'user.reinit'} = 1;
                 return HTTP_NOT_ACCEPTABLE;
+            } else {
+               $r->print($closure);
             }
         } elsif ((&Apache::loncommon::course_type() eq 'Placement') &&
                  (!$env{'request.role.adv'})) {
@@ -115,27 +144,13 @@ sub real_handler {
         }
     }
 
-    # Send header, don't cache this page
-    &Apache::loncommon::no_cache($r);
-    $r->send_http_header;
-
-    my $showPoints =
-        (($env{'course.'.$env{'request.course.id'}.'.grading'} eq 'standard')
-      || ($env{'course.'.$env{'request.course.id'}.'.grading'} eq 'categories'));
-    my $notshowSPRSlink =
-        (($env{'course.'.$env{'request.course.id'}.'.grading'} eq 'external')
-      || ($env{'course.'.$env{'request.course.id'}.'.grading'} eq 'externalnototals'));
-    my $notshowTotals=
-        $env{'course.'.$env{'request.course.id'}.'.grading'} eq 'externalnototals';
-    my $showCategories=
-        $env{'course.'.$env{'request.course.id'}.'.grading'} eq 'categories';
-
-
-    my $title = "Grading and Statistics";#$showPoints ? "Points Display" : "Completed Problems Display";
-    my $brcrum = [{href=>"/adm/quickgrades",text => "Points Display"}];
-    $r->print(&Apache::loncommon::start_page($title,undef,
-                                            {'bread_crumbs' => $brcrum})
-             );
+    unless ($reinitresult eq 'update') {
+        # Send header, don't cache this page
+        &Apache::loncommon::no_cache($r);
+        $r->send_http_header;
+        &startpage($r,$showPoints);
+    }
+    $r->rflush();
 
     &startGradeScreen($r,'quick');
 
@@ -204,6 +219,14 @@ sub real_handler {
     }
     $r->rflush();
 
+    my $notshowSPRSlink =
+        (($env{'course.'.$env{'request.course.id'}.'.grading'} eq 'external')
+      || ($env{'course.'.$env{'request.course.id'}.'.grading'} eq 'externalnototals'));
+    my $notshowTotals=
+        $env{'course.'.$env{'request.course.id'}.'.grading'} eq 'externalnototals';
+    my $showCategories=
+        $env{'course.'.$env{'request.course.id'}.'.grading'} eq 'categories';
+
     my ($navmap,$totalParts,$totalPossible,$totalRight,$totalAttempted,$topLevelParts,$topLevelRight,$topLevelAttempted)=
        &getData($showPoints,$uname,$udom);
 
@@ -248,6 +271,14 @@ sub getAllStudentData {
     }
 }
 
+sub startpage {
+    my ($r,$showPoints) = @_;
+    my $title = "Grading and Statistics";#$showPoints ? "Points Display" : "Completed Problems Display";
+    my $brcrum = [{href=>"/adm/quickgrades",text => "Points Display"}];
+    $r->print(&Apache::loncommon::start_page($title,undef,
+                                            {'bread_crumbs' => $brcrum})
+             );
+}
 
 sub startGradeScreen {
     my ($r,$mode)=@_;