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                 WITH_CATEGORY = new WithCategory();
  16             }
  17             if ( presence == "always" )
  18                 return ALWAYS;
  19             if ( presence == "onTagMatch" )
  20                 return ON_TAG_MATCH;
  21             if ( presence == "withCategory" )
  22                 return WITH_CATEGORY;
  23             return ON_TAG_MATCH;
  24         }
  25
  26         public function isEditorPresent(editor:EditorFactory, forEntity:Entity, forCategory:String):Boolean {
  27             return forCategory == null || forCategory == editor.category;
  28         }
  29
  30     }
  31
  32 }
  33
  34     import net.systemeD.halcyon.connection.*;
  35     import net.systemeD.potlatch2.mapfeatures.*;
  36
  37     class OnTagMatch extends Presence {
  38         public function OnTagMatch() {}
  39
  40         override public function isEditorPresent(editor:EditorFactory, forEntity:Entity, forCategory:String):Boolean {
  41             return (forCategory == null || forCategory == editor.category) &&
  42                       editor.areTagsMatching(forEntity);
  43         }
  44     }
  45
  46     class WithCategory extends Presence {
  47         public function WithCategory() {}
  48
  49         override public function isEditorPresent(editor:EditorFactory, forEntity:Entity, forCategory:String):Boolean {
  50             return forCategory == editor.category &&
  51                       editor.areTagsMatching(forEntity);
  52         }
  53     }
  54