Configurable Ajax adapter - can do REST

ciaranj · Jul 21, 2009 · 9c4ea08 · 9c4ea08
1 parent e8d5046
commit 9c4ea08
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Showing 7 changed files with 403 additions and 4 deletions.
diff --git a/VERSION.txt b/VERSION.txt
@@ -8,8 +8,6 @@ not released yet
 Current:
 
 	* Layer.onChangeEvt (+implementation in WiringEditor for saved state)
-	* Adapters:
-		* Ajax (3 different actions) / REST adapter
 		* XML Conversion Adapter
 
 	* BUG: WiringEditor: Containers are mispositionned when the layer is scrolled
@@ -34,6 +32,7 @@ Changeset:
 		* Adapters: (removed the complicated SMD & YUI-RPC stuff)
 			* JSON-RPC (the old adapter)
 			* Gears (if no backend usable)
+			* Ajax adapter - configurable XHR calls. Can be configured to do REST or something else...
 		* propertiesFields default value (becomes optional)
 
 	* WireIt Guide

diff --git a/examples/ajaxAdapter/fakeSaveDelete.json b/examples/ajaxAdapter/fakeSaveDelete.json
@@ -0,0 +1 @@
+{"error":null}
diff --git a/examples/ajaxAdapter/index.html b/examples/ajaxAdapter/index.html
@@ -0,0 +1,226 @@
+<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd">
+<html>
+<head>
+	<meta http-equiv="Content-Type" content="text/html; charset=utf-8"/>
+	<title>WireIt - WiringEditor using Ajax Adapter</title>
+	<link rel="icon" href="../favicon.ico" type="image/png" />
+  <link rel="SHORTCUT ICON" href="../favicon.ico" type="image/png" />
+
+<!-- YUI -->
+<link rel="stylesheet" type="text/css" href="../../lib/yui/reset-fonts-grids/reset-fonts-grids.css" />
+<link rel="stylesheet" type="text/css" href="../../lib/yui/assets/skins/sam/skin.css" />
+
+<!-- InputEx CSS -->
+<link type='text/css' rel='stylesheet' href='../../lib/inputex/css/inputEx.css' />
+
+<!-- YUI-accordion CSS -->
+<link rel="stylesheet" type="text/css" href="../../lib/accordionview/assets/skins/sam/accordionview.css" />
+
+<!-- WireIt CSS -->
+<link rel="stylesheet" type="text/css" href="../../css/WireIt.css" />
+<link rel="stylesheet" type="text/css" href="../../css/WireItEditor.css" />
+
+<style>
+div.WireIt-Container {
+	width: 350px; /* Prevent the modules from scratching on the right */
+}
+
+div.WireIt-InOutContainer {	
+	width: 150px;
+}
+
+div.WireIt-InputExTerminal {
+	float: left;
+	width: 21px;
+	height: 21px;
+	position: relative;
+}
+div.WireIt-InputExTerminal div.WireIt-Terminal {
+	top: -3px;
+	left: -7px;
+}
+div.inputEx-Group div.inputEx-label {
+	width:100px;
+}
+
+div.WireIt-ImageContainer {
+	width: auto;
+}
+
+div.Bubble div.body {
+	width: 70px;
+	height: 45px;
+	opacity: 0.8;
+	cursor: move;
+}
+
+.WiringEditor-module span {
+	position: relative;
+	top: -3px;
+}
+
+</style>
+
+
+<!-- YUI -->
+<script type="text/javascript" src="../../lib/yui/utilities/utilities.js"></script>
+<script type="text/javascript" src="../../lib/yui/resize/resize-min.js"></script>
+<script type="text/javascript" src="../../lib/yui/layout/layout-min.js"></script>
+<script type="text/javascript" src="../../lib/yui/container/container-min.js"></script>
+<script type="text/javascript" src="../../lib/yui/json/json-min.js"></script>
+<script type="text/javascript" src="../../lib/yui/button/button-min.js"></script>
+<script type="text/javascript" src="../../lib/yui/tabview/tabview-min.js"></script>
+
+<!-- InputEx with wirable options (WirableField-beta) -->
+<script src="../../lib/inputex/js/inputex.js"  type='text/javascript'></script>
+<script src="../../lib/inputex/js/Field.js"  type='text/javascript'></script>
+<script type="text/javascript" src="../../js/util/inputex/WirableField-beta.js"></script>
+<script src="../../lib/inputex/js/Group.js"  type='text/javascript'></script>
+<script src="../../lib/inputex/js/Visus.js"  type='text/javascript'></script>
+<script src="../../lib/inputex/js/fields/StringField.js"  type='text/javascript'></script>
+<script src="../../lib/inputex/js/fields/Textarea.js"  type='text/javascript'></script>
+<script src="../../lib/inputex/js/fields/SelectField.js"  type='text/javascript'></script>
+<script src="../../lib/inputex/js/fields/EmailField.js"  type='text/javascript'></script>
+<script src="../../lib/inputex/js/fields/UrlField.js"  type='text/javascript'></script>
+<script src="../../lib/inputex/js/fields/ListField.js"  type='text/javascript'></script>
+<script src="../../lib/inputex/js/fields/CheckBox.js"  type='text/javascript'></script>
+<script src="../../lib/inputex/js/fields/InPlaceEdit.js"  type='text/javascript'></script>
+
+<!-- YUI-Accordion -->
+<script src="../../lib/accordionview/accordionview-min.js"  type='text/javascript'></script>
+
+<script type="text/javascript" src="../../lib/canvas.text.js"></script>
+
+<!-- WireIt -->
+<!--[if IE]><script type="text/javascript" src="../../lib/excanvas.js"></script><![endif]-->
+<script type="text/javascript" src="../../js/WireIt.js"></script>
+<script type="text/javascript" src="../../js/CanvasElement.js"></script>
+<script type="text/javascript" src="../../js/Wire.js"></script>
+<script type="text/javascript" src="../../js/Terminal.js"></script>
+<script type="text/javascript" src="../../js/util/DD.js"></script>
+<script type="text/javascript" src="../../js/util/DDResize.js"></script>
+<script type="text/javascript" src="../../js/Container.js"></script>
+<script type="text/javascript" src="../../js/Layer.js"></script>
+<script type="text/javascript" src="../../js/Layout.js"></script>
+<script type="text/javascript" src="../../js/util/inputex/FormContainer-beta.js"></script>
+<script type="text/javascript" src="../../js/LayerMap.js"></script>
+<script type="text/javascript" src="../../js/WiringEditor.js"></script>
+<script type="text/javascript" src="../../js/ImageContainer.js"></script>
+<script type="text/javascript" src="../../js/InOutContainer.js"></script>
+<script type="text/javascript" src="../../js/adapters/ajax.js"></script>
+
+
+<script type="text/javascript" src="../WiringEditor/demo.js"></script>
+
+
+<style>
+/* Comment Module */
+div.WireIt-Container.WiringEditor-module-comment { width: 200px; }
+div.WireIt-Container.WiringEditor-module-comment div.body { background-color: #EEEE66; }
+div.WireIt-Container.WiringEditor-module-comment div.body textarea { background-color: transparent; font-weight: bold; border: 0; }
+</style>
+
+<script>
+
+// InputEx needs a correct path to this image
+inputEx.spacerUrl = "/inputex/trunk/images/space.gif";
+
+
+YAHOO.util.Event.onDOMReady( function() {
+
+	try {
+
+
+	WireIt.WiringEditor.adapters.Ajax.config = 	{
+		saveWiring: {
+			method: 'GET',
+			url: 'fakeSaveDelete.json'
+		},
+		deleteWiring: {
+			method: 'GET',
+			url: function(value) {
+				if(console && console.log) {
+					console.log(value);
+				}
+				// for a REST query you might want to send a DELETE /resource/wirings/moduleName
+				return "fakeSaveDelete.json";
+			}
+		},
+		listWirings: {
+			method: 'GET',
+			url: 'listWirings.json'
+		}
+	};
+
+	demoLanguage.adapter = WireIt.WiringEditor.adapters.Ajax;
+
+	editor = new WireIt.WiringEditor(demoLanguage); 
+
+	// Open the infos panel
+	editor.accordionView.openPanel(2);
+
+	}
+	catch(ex) {
+		console.log(ex);
+	}
+
+});
+
+</script>
+
+</head>
+
+<body class="yui-skin-sam">
+
+	<div id="top">
+		<div class="logo">Ajax Adapter</a></div>
+		<div id="toolbar"></div>
+		<div class="topright">
+			<span>Hello there !</span> | 
+			<a href="../..">back to WireIt</a>
+		</div>
+	</div>
+
+
+	<div id="left">
+	</div>
+
+	<div id="right">
+	  <ul id="accordionView">
+		<li>
+			<h2>Properties</h2>
+			<div>
+				<div id="propertiesForm"></div>
+			</div>
+		</li>
+		<li>
+			<h2>Minimap</h2>
+			<div style='position: relative;'>
+				<div id="layerMap"></div>
+			</div>
+		</li>
+		<li>
+			<h2>Infos</h2>
+			<div>
+				<div style="padding: 10px;">
+					<p>Uses Ajax Adapter</p>
+				</div>
+			</div>
+		</li>
+
+	  </ul>
+	</div>
+
+	<div id="center">
+	</div>
+
+
+	<div id="helpPanel">
+	    <div class="hd">Welcome to the WiringEditor demonstration</div>
+	    <div class="bd" style="text-align: left;">
+			<p>Uses Ajax Adapter</p>
+	    </div>
+	</div>
+
+</body>
+</html>
diff --git a/examples/ajaxAdapter/listWirings.json b/examples/ajaxAdapter/listWirings.json
@@ -0,0 +1 @@
+[{"id":"42","name":"bubbles","working":"{\"modules\":[{\"config\":{\"position\":[132,77],\"xtype\":\"WireIt.ImageContainer\"},\"name\":\"Bubble\",\"value\":{}},{\"config\":{\"position\":[371,161],\"xtype\":\"WireIt.ImageContainer\"},\"name\":\"Bubble\",\"value\":{}},{\"config\":{\"position\":[143,308],\"xtype\":\"WireIt.ImageContainer\"},\"name\":\"Bubble\",\"value\":{}}],\"properties\":{\"category\":\"Demo\",\"description\":\"\",\"isTest\":true,\"name\":\"bubbles\"},\"wires\":[{\"src\":{\"moduleId\":0,\"terminal\":\"br\"},\"tgt\":{\"moduleId\":1,\"terminal\":\"tl\"}},{\"src\":{\"moduleId\":0,\"terminal\":\"bl\"},\"tgt\":{\"moduleId\":2,\"terminal\":\"tl\"}},{\"src\":{\"moduleId\":2,\"terminal\":\"tr\"},\"tgt\":{\"moduleId\":1,\"terminal\":\"bl\"}},{\"src\":{\"moduleId\":1,\"terminal\":\"br\"},\"tgt\":{\"moduleId\":2,\"terminal\":\"br\"}},{\"src\":{\"moduleId\":0,\"terminal\":\"tl\"},\"tgt\":{\"moduleId\":1,\"terminal\":\"tr\"}},{\"src\":{\"moduleId\":0,\"terminal\":\"tr\"},\"tgt\":{\"moduleId\":2,\"terminal\":\"bl\"}}]}","language":"meltingpotDemo","readonly":"0"},{"id":"13","name":"AND gates 1","working":"{\"modules\":[{\"config\":{\"position\":[200,200],\"xtype\":\"WireIt.ImageContainer\"},\"name\":\"AND gate\",\"value\":{}},{\"config\":{\"position\":[454,106],\"xtype\":\"WireIt.ImageContainer\"},\"name\":\"AND gate\",\"value\":{}}],\"properties\":{\"description\":\"\",\"name\":\"AND gates 1\"},\"wires\":[{\"src\":{\"moduleId\":1,\"terminal\":\"_INPUT2\"},\"tgt\":{\"moduleId\":0,\"terminal\":\"_OUTPUT\"}}]}","language":"meltingpotDemo","readonly":"0"},{"id":"15","name":"Mon forum","working":"{\"modules\":[{\"config\":{\"position\":[98,71]},\"name\":\"PostContainer\",\"value\":{\"comments\":[\"ca a l'air\",\"trop cool\",\"putain\",\"c mortel\"],\"post\":\"D\u00e9moentielle !!!\"}},{\"config\":{\"position\":[329,342]},\"name\":\"PostContainer\",\"value\":{\"comments\":[\"Ceci est mon interface\"],\"post\":\"C'est vraiment g\u00e9nial ce truc !!!\\n\"}}],\"properties\":{\"description\":\"\",\"name\":\"Mon forum\"},\"wires\":[{\"src\":{\"moduleId\":0,\"terminal\":\"FOLLOWUPS\"},\"tgt\":{\"moduleId\":1,\"terminal\":\"SOURCES\"}}]}","language":"meltingpotDemo","readonly":"0"},{"id":"43","name":"inputex","working":"{\"modules\":[{\"config\":{\"position\":[273,158]},\"name\":\"FormContainer\",\"value\":{\"email\":\"[wired]\",\"firstname\":\"\",\"happy\":true,\"lastname\":\"Dupont\",\"title\":\"Mr\",\"website\":\"\"}},{\"config\":{\"position\":[126,195],\"xtype\":\"WireIt.ImageContainer\"},\"name\":\"Bubble\",\"value\":{}},{\"config\":{\"position\":[168,375],\"xtype\":\"WireIt.ImageContainer\"},\"name\":\"Bubble\",\"value\":{}}],\"properties\":{\"description\":\"\",\"name\":\"inputex\"},\"wires\":[{\"src\":{\"moduleId\":1,\"terminal\":\"br\"},\"tgt\":{\"moduleId\":2,\"terminal\":\"tl\"}},{\"src\":{\"moduleId\":2,\"terminal\":\"tr\"},\"tgt\":{\"moduleId\":1,\"terminal\":\"tr\"}}]}","language":"meltingpotDemo","readonly":"0"},{"id":"96","name":"testtest","working":"{\"modules\":[{\"config\":{\"position\":[267,319],\"xtype\":\"WireIt.InOutContainer\"},\"name\":\"InOut test\",\"value\":{}},{\"config\":{\"position\":[59,126],\"xtype\":\"WireIt.ImageContainer\"},\"name\":\"Bubble\",\"value\":{}},{\"config\":{\"position\":[382,304],\"xtype\":\"WireIt.ImageContainer\"},\"name\":\"Bubble\",\"value\":{}},{\"config\":{\"position\":[265,25]},\"name\":\"FormContainer\",\"value\":{\"email\":\"[wired]\",\"firstname\":\"\",\"happy\":true,\"lastname\":\"Dupont\",\"title\":\"Mr\",\"website\":\"\"}}],\"properties\":{\"description\":\"\",\"name\":\"testtest\"},\"wires\":[{\"src\":{\"moduleId\":1,\"terminal\":\"br\"},\"tgt\":{\"moduleId\":2,\"terminal\":\"tl\"}},{\"src\":{\"moduleId\":1,\"terminal\":\"tr\"},\"tgt\":{\"moduleId\":2,\"terminal\":\"tr\"}},{\"src\":{\"moduleId\":1,\"terminal\":\"bl\"},\"tgt\":{\"moduleId\":2,\"terminal\":\"bl\"}},{\"src\":{\"moduleId\":0,\"terminal\":\"error\"},\"tgt\":{\"moduleId\":3,\"terminal\":\"email\"}}]}","language":"meltingpotDemo","readonly":"0"},{"id":"93","name":"testInOutContainer","working":"{\"modules\":[{\"config\":{\"position\":[373,67],\"xtype\":\"WireIt.InOutContainer\"},\"name\":\"InOut example\",\"value\":{}},{\"config\":{\"position\":[99,190],\"xtype\":\"WireIt.InOutContainer\"},\"name\":\"InOut example\",\"value\":{}}],\"properties\":{\"description\":\"\",\"name\":\"testInOutContainer\"},\"wires\":[{\"src\":{\"moduleId\":1,\"terminal\":\"result\"},\"tgt\":{\"moduleId\":0,\"terminal\":\"text1\"}},{\"src\":{\"moduleId\":1,\"terminal\":\"error\"},\"tgt\":{\"moduleId\":0,\"terminal\":\"option1\"}},{\"src\":{\"moduleId\":1,\"terminal\":\"text2\"},\"tgt\":{\"moduleId\":0,\"terminal\":\"result\"}}]}","language":"meltingpotDemo","readonly":"0"},{"id":"94","name":"testComments","working":"{\"modules\":[{\"config\":{\"position\":[356,160]},\"name\":\"PostContainer\",\"value\":{\"comments\":[\"Comment1\",\"Comment2\"],\"post\":\"This is a test !!!\\n\"}},{\"config\":{\"position\":[126,60],\"xtype\":\"WireIt.InOutContainer\"},\"name\":\"InOut test\",\"value\":{}},{\"config\":{\"position\":[176,350]},\"name\":\"PostContainer\",\"value\":{\"comments\":[],\"post\":\"test\"}}],\"properties\":{\"description\":\"\",\"name\":\"testComments\"},\"wires\":[{\"src\":{\"moduleId\":2,\"terminal\":\"SOURCES\"},\"tgt\":{\"moduleId\":0,\"terminal\":\"FOLLOWUPS\"}}]}","language":"meltingpotDemo","readonly":"0"},{"id":"97","name":"guideAutoloadDemo","working":"{\"modules\":[{\"config\":{\"position\":[146,137],\"xtype\":\"WireIt.ImageContainer\"},\"name\":\"Bubble\",\"value\":{}},{\"config\":{\"position\":[255,139],\"xtype\":\"WireIt.ImageContainer\"},\"name\":\"Bubble\",\"value\":{}},{\"config\":{\"position\":[105,47],\"xtype\":\"WireIt.ImageContainer\"},\"name\":\"Bubble\",\"value\":{}},{\"config\":{\"position\":[126,327],\"xtype\":\"WireIt.ImageContainer\"},\"name\":\"Bubble\",\"value\":{}},{\"config\":{\"position\":[158,417],\"xtype\":\"WireIt.ImageContainer\"},\"name\":\"Bubble\",\"value\":{}},{\"config\":{\"position\":[279,404],\"xtype\":\"WireIt.ImageContainer\"},\"name\":\"Bubble\",\"value\":{}}],\"properties\":{\"description\":\"\",\"name\":\"guideAutoloadDemo\"},\"wires\":[{\"src\":{\"moduleId\":0,\"terminal\":\"tr\"},\"tgt\":{\"moduleId\":1,\"terminal\":\"tl\"}},{\"src\":{\"moduleId\":0,\"terminal\":\"br\"},\"tgt\":{\"moduleId\":1,\"terminal\":\"bl\"}},{\"src\":{\"moduleId\":2,\"terminal\":\"br\"},\"tgt\":{\"moduleId\":0,\"terminal\":\"tl\"}},{\"src\":{\"moduleId\":2,\"terminal\":\"tr\"},\"tgt\":{\"moduleId\":1,\"terminal\":\"tr\"}},{\"src\":{\"moduleId\":2,\"terminal\":\"bl\"},\"tgt\":{\"moduleId\":0,\"terminal\":\"bl\"}},{\"src\":{\"moduleId\":2,\"terminal\":\"tl\"},\"tgt\":{\"moduleId\":3,\"terminal\":\"tl\"}},{\"src\":{\"moduleId\":1,\"terminal\":\"br\"},\"tgt\":{\"moduleId\":3,\"terminal\":\"tr\"}},{\"src\":{\"moduleId\":4,\"terminal\":\"tl\"},\"tgt\":{\"moduleId\":3,\"terminal\":\"bl\"}},{\"src\":{\"moduleId\":4,\"terminal\":\"tr\"},\"tgt\":{\"moduleId\":3,\"terminal\":\"br\"}},{\"src\":{\"moduleId\":4,\"terminal\":\"br\"},\"tgt\":{\"moduleId\":5,\"terminal\":\"tl\"}},{\"src\":{\"moduleId\":5,\"terminal\":\"tr\"},\"tgt\":{\"moduleId\":1,\"terminal\":\"tr\"}},{\"src\":{\"moduleId\":5,\"terminal\":\"br\"},\"tgt\":{\"moduleId\":4,\"terminal\":\"bl\"}},{\"src\":{\"moduleId\":5,\"terminal\":\"bl\"},\"tgt\":{\"moduleId\":4,\"terminal\":\"br\"}}]}","language":"meltingpotDemo","readonly":"0"},{"id":"98","name":"testComment","working":"{\"modules\":[{\"config\":{\"position\":[344,68]},\"name\":\"comment\",\"value\":{\"comment\":\"Ceci est un test\\n\\nIl sert \u00e0 rien d'autre !!!\"}}],\"properties\":{\"category\":\"Test\",\"description\":\"\",\"isTest\":false,\"name\":\"testComment\"},\"wires\":[]}","language":"meltingpotDemo","readonly":"0"},{"id":"99","name":"demo","working":"{\"modules\":[{\"config\":{\"position\":[166,195],\"xtype\":\"WireIt.ImageContainer\"},\"name\":\"AND gate\",\"value\":{}},{\"config\":{\"position\":[454,271],\"xtype\":\"WireIt.ImageContainer\"},\"name\":\"AND gate\",\"value\":{}},{\"config\":{\"position\":[149,403],\"xtype\":\"WireIt.ImageContainer\"},\"name\":\"AND gate\",\"value\":{}}],\"properties\":{\"category\":\"Demo\",\"description\":\"\",\"isTest\":true,\"name\":\"demo\"},\"wires\":[{\"src\":{\"moduleId\":0,\"terminal\":\"_OUTPUT\"},\"tgt\":{\"moduleId\":1,\"terminal\":\"_INPUT1\"}},{\"src\":{\"moduleId\":2,\"terminal\":\"_OUTPUT\"},\"tgt\":{\"moduleId\":1,\"terminal\":\"_INPUT2\"}}]}","language":"meltingpotDemo","readonly":"0"}]
diff --git a/js/WiringEditor.js b/js/WiringEditor.js
@@ -333,8 +333,8 @@ WireIt.WiringEditor.prototype = {
   * saveModule failure callback
   * @method saveModuleFailure
   */
- saveModuleFailure: function(o) {
-    this.alert("error while saving! ");
+ saveModuleFailure: function(errorStr) {
+    this.alert("Unable to save the wiring : "+errorStr);
  },
 
 	alert: function(txt) {
@@ -375,6 +375,9 @@ WireIt.WiringEditor.prototype = {
 				this.onNew();
  				this.alert("Deleted !");
  			},
+			failure: function(errorStr) {
+				this.alert("Unable to delete wiring: "+errorStr);
+			},
 			scope: this
  		});
 
@@ -462,6 +465,9 @@ WireIt.WiringEditor.prototype = {
 			success: function(result) {
 				this.onLoadSuccess(result);
 			},
+			failure: function(errorStr) {
+				this.alert("Unable to load the wirings: "+errorStr);
+			},
 			scope: this
 		}
 		);

diff --git a/js/adapters/ajax.js b/js/adapters/ajax.js
@@ -0,0 +1,73 @@
+/**
+ * Ajax Adapter. Expect JSON response for all queries.
+ * @static 
+ */
+WireIt.WiringEditor.adapters.Ajax = {
+
+	/**
+	 * You can configure this adapter to different schemas.
+	 * url can be functions !
+	 */
+	config: {
+		saveWiring: {
+			method: 'POST',
+			url: 'saveWiring'
+		},
+		deleteWiring: {
+			method: 'DELETE',
+			url: 'deleteWiring'
+		},
+		listWirings: {
+			method: 'GET',
+			url: 'listWirings'
+		}
+	},
+
+
+	saveWiring: function(val, callbacks) {
+		this._sendRequest("saveWiring", val, callbacks);
+	},
+
+	deleteWiring: function(val, callbacks) {
+		this._sendRequest("deleteWiring", val, callbacks);
+	},
+
+	listWirings: function(val, callbacks) {
+		this._sendRequest("listWirings", val, callbacks);
+	},
+
+
+	_sendRequest: function(action, value, callbacks) {
+
+		var params = [];
+		for(var key in value) {
+			if(value.hasOwnProperty(key)) {
+				params.push(window.encodeURIComponent(key)+"="+window.encodeURIComponent(value[key]));
+			}
+		}
+		var postData = params.join('&');
+
+		var url = "";
+		if( YAHOO.lang.isFunction(this.config[action].url) ) {
+			url = this.config[action].url(value);
+		}
+		else {
+			url = this.config[action].url;
+		}
+
+		var method = this.config[action].method;
+
+		YAHOO.util.Connect.asyncRequest(method, url, {
+			success: function(o) {
+				var s = o.responseText,
+					 r = YAHOO.lang.JSON.parse(s);
+			 	callbacks.success.call(callbacks.scope, r);
+			},
+			failure: function(o) {
+				var error = o.status + " " + o.statusText;
+				callbacks.failure.call(callbacks.scope, error);
+			}
+		},postData);
+	}
+
+};