--- rat/map.pm	2012/07/21 21:20:19	1.14
+++ rat/map.pm	2022/10/22 17:24:55	1.16
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # routines for modyfing .sequence and .page files
 #
-# $Id: map.pm,v 1.14 2012/07/21 21:20:19 raeburn Exp $
+# $Id: map.pm,v 1.16 2022/10/22 17:24:55 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -303,10 +303,14 @@ sub startfinish {
 	    }
 	}
     }
+# Make sure this has at least start and finish
+    if ($#order==-1) {
+        $resources[&getresidx()]='::false';
+        $order[0]=$#resources;
+    }
 # Put in a start resource
     my ($name,$url,$ext)=split(/\:/,$resources[$order[0]]);
     $resources[$order[0]]=$name.':'.$url.':'.$ext.':start:res';
-# Make sure this has at least start and finish
     if ($#order==0) {
 	$resources[&getresidx()]='::false';
 	$order[1]=$#resources;
@@ -674,10 +678,12 @@ sub savemap {
 	    }
         }
         $outstr.="</map>\n";
+        my ($cdom,$cnum,$mapname);
 	if ($fn=~m{^/*uploaded/($LONCAPA::domain_re)/($LONCAPA::courseid_re)/(.*)$}) {
+            ($cdom,$cnum,$mapname) = ($1,$2,$3);
 	    $env{'form.output'}=$outstr;
-            my $result=&Apache::lonnet::finishuserfileupload($2,$1,
-							     'output',$3);
+            my $result=&Apache::lonnet::finishuserfileupload($cnum,$cdom,
+							     'output',$mapname);
 	    if ($result != m|^/uploaded/|) {
 		$errtext.='Map not saved: A network error occurred when trying to save the map. ';
 	    }
@@ -692,13 +698,19 @@ sub savemap {
         if ($dotimeupdate) {
             unless ($errtext) {
                 if ($env{'request.course.id'}) {
-                    my $now = time;
-                    &Apache::lonnet::put('environment',{'internal.contentchange' => $now},
-                                         $env{'course.'.$env{'request.course.id'}.'.domain'},
-                                         $env{'course.'.$env{'request.course.id'}.'.num'});
-                    &Apache::lonnet::appenv(
-                        {'course.'.$env{'request.course.id'}.'.internal.contentchange' => $now});
-                    &Apache::lonnet::do_cache_new('crschange',$env{'request.course.id'},$now,600);
+                    if (($cdom eq $env{'course.'.$env{'request.course.id'}.'.domain'}) &&
+                        ($cnum eq $env{'course.'.$env{'request.course.id'}.'.num'}) &&
+                        ($mapname =~ /^supplemental(|_\d+)\.sequence$/)) {
+                        &Apache::lonnet::update_supp_caches($cdom,$cnum);
+                    } else {
+                        my $now = time;
+                        &Apache::lonnet::put('environment',{'internal.contentchange' => $now},
+                                             $env{'course.'.$env{'request.course.id'}.'.domain'},
+                                             $env{'course.'.$env{'request.course.id'}.'.num'});
+                        &Apache::lonnet::appenv(
+                            {'course.'.$env{'request.course.id'}.'.internal.contentchange' => $now});
+                        &Apache::lonnet::do_cache_new('crschange',$env{'request.course.id'},$now,600);
+                    }
                 }
             }
         }