flash abort timeout

Author: Vladimir Demidov

FileAPI.flash.swf

@@ -14,6 +14,7 @@ package ru.mail.controller
 	import flash.net.URLRequest;
 	import flash.system.Security;
 	import flash.utils.Timer;
+	import flash.utils.setTimeout;
 
 	import ru.mail.commands.LoadFileCommand;
 	import ru.mail.commands.UploadCommand;
@@ -97,6 +98,9 @@ package ru.mail.controller
 			if (options["flashId"]) {
 				JSCaller.flashId = options["flashId"];
 			}
+			// abort timeout
+			_model.timeout = options["timeout"];
+			LoggerJS.log("timeout="+_model.timeout);
 
 			setupChain();
 			configureListeners();
@@ -630,12 +634,13 @@ package ru.mail.controller
 		 * @param fileID
 		 * 
 		 */		
-		public function cancelFile(fileID:String):void
+		public function cancelFile(fileID:String, force:Boolean = false):void
 		{
 			trace ("{AppController} - cancelFile", fileID);
 
 			var file:BaseFileVO = _model.filesBuilder.getFileByID(fileID);
 			if (!file) {
+				LoggerJS.log("abort: file with id "+ fileID +" doen't exist");
 				trace ("file with id "+ fileID +" doen't exist"); 
 				return;
 			}
@@ -646,9 +651,17 @@ package ru.mail.controller
 			if (file.loadCommand) {
 				(file.loadCommand as LoadFileCommand).cancel();
 			}
-			_model.filesBuilder.removeFile(file);
-			file = null;
-			LoggerJS.log("abort complete");
+			if (_model.timeout && !force) {
+				LoggerJS.log("abort remove set timeout");
+				file.timeout = setTimeout(function(_model:AttachmentsModel, file:BaseFileVO):void {
+					LoggerJS.log("abort remove on timeout");
+					_model.filesBuilder.removeFile(file);
+				},_model.timeout, _model, file);
+			} else {
+				LoggerJS.log("abort remove immediately");
+				_model.filesBuilder.removeFile(file);
+				file = null;
+			}
 		}
 
 		/**
@@ -660,7 +673,7 @@ package ru.mail.controller
 			var files:Vector.<BaseFileVO> = _model.filesBuilder.items;
 
 			for each (var file:BaseFileVO in files) {
-				cancelFile(file.fileID);
+				cancelFile(file.fileID, true);
 			}
 			_model.filesBuilder.removeAllFiles();
 		}

flash/src/ru/mail/controller/AppController.as

@@ -80,6 +80,25 @@ package ru.mail.data
 			_hasError = false;
 		}
 
+		private var _timeout:int = 0;
+		/**
+		 * timeout for removing file
+		 * When calling cmd.abort(), do not delete file immediately, but wait for some time.
+		 * If file is called for upload or something, cancel timeout and do not remove file 
+		 * @return
+		 *
+		 */
+		public function get timeout():int
+		{
+			return _timeout;
+		}
+
+		public function set timeout(value:int):void
+		{
+			_timeout = int(value) || 0;
+		}
+
+
 		/**
 		 * @private Constructor 
 		 */

flash/src/ru/mail/data/AttachmentsModel.as

@@ -1,6 +1,7 @@
 package ru.mail.data.builder
 {
 	import flash.events.EventDispatcher;
+	import flash.utils.clearTimeout;
 
 	import ru.mail.data.vo.BaseFileVO;
 
@@ -59,6 +60,9 @@ package ru.mail.data.builder
 			{
 				if (_items[i].fileID == fileID) {
 					result = _items[i];
+					if (result.timeout) {
+						clearTimeout(result.timeout); // cancel file remove
+					}
 					break;
 				}
 			}
@@ -123,6 +127,9 @@ package ru.mail.data.builder
 				result = _items.splice(index, 1)[0];
 				result.loadCommand = null;
 				result.uploadCommand = null;
+				if(result.timeout) {
+					clearTimeout(result.timeout);
+				}
 			}
 
 			return result;
@@ -134,6 +141,11 @@ package ru.mail.data.builder
 		 */		
 		public function removeAllFiles():void
 		{
+			for (var i:uint = 0; i < _items.length; i++) { // for garbage collector
+				if (_items[i].timeout) {
+					clearTimeout(_items[i].timeout);
+				}
+			}
 			_items.length = 0;
 		}
 

flash/src/ru/mail/data/builder/AbstractDataBuilder.as

@@ -37,6 +37,8 @@ package ru.mail.data.vo
 		public var loadCommand:Object;
 		public var uploadCommand:Object;
 
+		public var timeout:uint = 0; // timeout that can remove file
+		
 		private var _abstractImageFactory:AbstractImageFactory;
 
 		public function set abstractImageFactory(value:AbstractImageFactory):void

flash/src/ru/mail/data/vo/BaseFileVO.as

@@ -86,6 +86,7 @@
 							+ '&flashId='+ id
 							+ '&storeKey='+ navigator.userAgent.match(/\d/ig).join('') +'_'+ api.version
 							+ (flash.isReady || (api.pingUrl ? '&ping='+api.pingUrl : ''))
+							+ '&timeout='+api.flashAbortTimeout
 					});
 				},
 

lib/FileAPI.Flash.js

@@ -61,6 +61,7 @@
 			cors: false,
 			debug: false,
 			pingUrl: false,
+			flashAbortTimeout: 0,
 
 			staticPath: './',