--- loncom/interface/londocs.pm	2014/10/15 07:24:43	1.586
+++ loncom/interface/londocs.pm	2014/12/04 14:27:06	1.589
@@ -1,7 +1,7 @@
 # The LearningOnline Network
 # Documents
 #
-# $Id: londocs.pm,v 1.586 2014/10/15 07:24:43 droeschl Exp $
+# $Id: londocs.pm,v 1.589 2014/12/04 14:27:06 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -1191,10 +1191,14 @@ sub print_paste_buffer {
                     $icon = &Apache::loncommon::lonhttpdurl($r->dir_config('lonIconsURL'));
                     $icon .= '/navmap.folder.closed.gif';
                 }
+                my $title = $env{'docs.markedcopy_title_'.$suffix};
+                if ($title eq '') {
+                    ($title) = ($url =~ m{/([^/]+)$});
+                }
                 $buffer = '<img src="'.$icon.'" alt="" class="LC_icon" />'.
                           ': '.
                           &Apache::loncommon::parse_supplemental_title(
-                             &LONCAPA::map::qtescape($env{'docs.markedcopy_title_'.$suffix}));
+                             &LONCAPA::map::qtescape($title));
             }
             $pasteitems .= '<div class="LC_left_float">';
             my ($options,$onclick);
@@ -2603,26 +2607,44 @@ sub update_parameter {
         }
         return $haschanges;
     } else {
-        return 0 if ($env{'form.changeparms'} !~ /^($valid_parameters_re)$/);
+        my $haschanges = 0;
+        return $haschanges if ($env{'form.changeparms'} !~ /^($valid_parameters_re)$/);
 
         my $which = $env{'form.changeparms'};
         my $idx = $env{'form.setparms'};
+        my $oldvalue = 0;
+        my $newvalue = 0;
+        my $current = (&LONCAPA::map::getparameter($idx,'parameter_'.$which))[0];
+        if ($which eq 'randompick') {
+            if ($current =~ /^(\d+)$/) {
+                $oldvalue = $1;
+            }
+        } elsif ($current =~ /^yes$/i) {
+            $oldvalue = 1;
+        }
         if ($env{'form.'.$which.'_'.$idx}) {
-	    my $value = ($which eq 'randompick') ? $env{'form.rpicknum_'.$idx}
-	                                         : 'yes';
-	    &LONCAPA::map::storeparameter($idx, 'parameter_'.$which, $value,
-				          $parameter_type{$which});
-	    &remember_parms($idx,$which,'set',$value);
-        } else {
-	    &LONCAPA::map::delparameter($idx,'parameter_'.$which);
-
-	    &remember_parms($idx,$which,'del');
+	    $newvalue = ($which eq 'randompick') ? $env{'form.rpicknum_'.$idx}
+	                                         : 1;
         }
-        return 1;
+        if ($oldvalue ne $newvalue) {
+            $haschanges = 1;
+            if ($newvalue) {
+                my $storeval = 'yes';
+                if ($which eq 'randompick') {
+                    $storeval = $newvalue;
+                }
+	        &LONCAPA::map::storeparameter($idx, 'parameter_'.$which, $storeval,
+				              $parameter_type{$which});
+	        &remember_parms($idx,$which,'set',$storeval);
+            } else {
+	        &LONCAPA::map::delparameter($idx,'parameter_'.$which);
+	        &remember_parms($idx,$which,'del');
+            }
+        }
+        return $haschanges;
     }
 }
 
-
 sub handle_edit_cmd {
     my ($coursenum,$coursedom) =@_;
     if ($env{'form.cmd'} eq '') {
@@ -2714,7 +2736,7 @@ sub editor {
 	&snapshotbefore();
 
 	if (&update_parameter()) {
-	    ($errtext,$fatal)=&storemap($coursenum,$coursedom,$folder.'.'.$container);
+	    ($errtext,$fatal)=&storemap($coursenum,$coursedom,$folder.'.'.$container,1);
 	    return $errtext if ($fatal);
 	}
 
@@ -3826,6 +3848,7 @@ sub new_timebased_suffix {
     if ($type eq 'paste') {
         $prefix = $type;
         $namespace = 'courseeditor';
+        $idtype = 'addcode';
     } elsif ($type eq 'map') {
         $prefix = 'docs';
         if ($area eq 'supplemental') {
@@ -3837,9 +3860,8 @@ sub new_timebased_suffix {
         $prefix = $type;
         $namespace = 'templated';
     }
-    $idtype = 'concat';
     my ($suffix,$freedlock,$error) =
-        &Apache::lonnet::get_timebased_id($prefix,'num',$namespace,$dom,$num);
+        &Apache::lonnet::get_timebased_id($prefix,'num',$namespace,$dom,$num,$idtype);
     if (!$suffix) {
         if ($type eq 'paste') {
             $errtext = &mt('Failed to acquire a unique timestamp-based suffix when adding to the paste buffer.');