json-rpc adapter

js/adapters/json-rpc.js

@@ -0,0 +1,43 @@
+/**
+ * JsonRpc Adapter (using ajax)
+ * @static 
+ */
+WireIt.WiringEditor.adapters.JsonRpc = {
+
+	config: {
+		url: '../../backend/php/WiringEditor.php'
+	},
+
+	init: function() {
+		YAHOO.util.Connect.setDefaultPostHeader('application/json');
+	},
+
+	saveWiring: function(val, callbacks) {
+		this._sendJsonRpcRequest("saveWiring", val, callbacks);
+	},
+
+	deleteWiring: function(val, callbacks) {
+		this._sendJsonRpcRequest("deleteWiring", val, callbacks);
+	},
+
+	listWirings: function(val, callbacks) {
+		this._sendJsonRpcRequest("listWirings", val, callbacks);
+	},
+
+	// private method to send a json-rpc request using ajax
+	_sendJsonRpcRequest: function(method, value, callbacks) {
+		var postData = YAHOO.lang.JSON.stringify({"id":(this._requestId++),"method":method,"params":value,"version":"json-rpc-2.0"});
+
+		YAHOO.util.Connect.asyncRequest('POST', this.config.url, {
+			success: function(o) {
+				var s = o.responseText,
+					 r = YAHOO.lang.JSON.parse(s);
+			 	callbacks.success.call(callbacks.scope, r);
+			},
+			failure: function() {
+				callbacks.failure.call(callbacks.scope, r);
+			}
+		},postData);
+	},
+	_requestId: 1
+};