net/systemeD/potlatch2/mapfeatures/Presence.as

   1 package net.systemeD.potlatch2.mapfeatures {
   2
   3     import net.systemeD.halcyon.connection.*;
   4
   5
   6         public class Presence {
   7             private static var ALWAYS:Presence;
   8             private static var ON_TAG_MATCH:Presence;
   9             private static var WITH_CATEGORY:Presence;
  10
  11         public static function getPresence(presence:String):Presence {
  12             if ( ALWAYS == null ) {
  13                 ALWAYS = new Presence();
  14                 ON_TAG_MATCH = new OnTagMatch();
  15             }
  16             if ( presence == "always" )
  17                 return ALWAYS;
  18             if ( presence == "onTagMatch" )
  19                 return ON_TAG_MATCH;
  20             if ( presence == "withCategory" )
  21                 return WITH_CATEGORY;
  22             return ON_TAG_MATCH;
  23         }
  24
  25         public function isEditorPresent(editor:EditorFactory, forEntity:Entity, forCategory:String):Boolean {
  26             return forCategory == null || forCategory == editor.category;
  27         }
  28
  29     }
  30
  31 }
  32
  33     import net.systemeD.halcyon.connection.*;
  34     import net.systemeD.potlatch2.mapfeatures.*;
  35
  36     class OnTagMatch extends Presence {
  37         public function OnTagMatch() {}
  38
  39         override public function isEditorPresent(editor:EditorFactory, forEntity:Entity, forCategory:String):Boolean {
  40             return (forCategory == null || forCategory == editor.category) &&
  41                       editor.areTagsMatching(forEntity);
  42         }
  43     }
  44
  45     class WithCategory extends Presence {
  46         public function WithCategory() {}
  47
  48         override public function isEditorPresent(editor:EditorFactory, forEntity:Entity, forCategory:String):Boolean {
  49             return forCategory == editor.category &&
  50                       editor.areTagsMatching(forEntity);
  51         }
  52     }
  53