allow serialize in json and xml alias

lib/Cake/Test/Case/View/JsonViewTest.php

@@ -68,6 +68,25 @@ class JsonViewTest extends CakeTestCase {
 	}
 
 /**
+ * Test render with an array in _serialize and alias
+ *
+ * @return void
+ */
+	public function testRenderWithoutViewMultipleAndAlias() {
+		$Request = new CakeRequest();
+		$Response = new CakeResponse();
+		$Controller = new Controller($Request, $Response);
+		$data = array('original_name' => 'my epic name', 'user' => 'fake', 'list' => array('item1', 'item2'));
+		$Controller->set($data);
+		$Controller->set('_serialize', array('new_name' => 'original_name', 'user'));
+		$View = new JsonView($Controller);
+		$output = $View->render(false);
+
+		$this->assertSame(json_encode(array('new_name' => $data['original_name'], 'user' => $data['user'])), $output);
+		$this->assertSame('application/json', $Response->type());
+	}
+
+/**
  * testJsonpResponse method
  *
  * @return void

lib/Cake/Test/Case/View/XmlViewTest.php

@@ -104,6 +104,35 @@ class XmlViewTest extends CakeTestCase {
 	}
 
 /**
+ * Test render with an array in _serialize and alias
+ *
+ * @return void
+ */
+	public function testRenderWithoutViewMultipleAndAlias() {
+		$Request = new CakeRequest();
+		$Response = new CakeResponse();
+		$Controller = new Controller($Request, $Response);
+		$data = array('original_name' => 'my epic name', 'user' => 'fake', 'list' => array('item1', 'item2'));
+		$Controller->set($data);
+		$Controller->set('_serialize', array('new_name' => 'original_name', 'user'));
+		$View = new XmlView($Controller);
+		$this->assertSame('application/xml', $Response->type());
+		$output = $View->render(false);
+		$expected = array(
+			'response' => array('new_name' => $data['original_name'], 'user' => $data['user'])
+		);
+		$this->assertSame(Xml::build($expected)->asXML(), $output);
+
+		$Controller->set('_rootNode', 'custom_name');
+		$View = new XmlView($Controller);
+		$output = $View->render(false);
+		$expected = array(
+			'custom_name' => array('new_name' => $data['original_name'], 'user' => $data['user'])
+		);
+		$this->assertSame(Xml::build($expected)->asXML(), $output);
+	}
+
+/**
  * testRenderWithView method
  *
  * @return void

lib/Cake/View/JsonView.php

@@ -119,8 +119,11 @@ class JsonView extends View {
 	protected function _serialize($serialize) {
 		if (is_array($serialize)) {
 			$data = array();
-			foreach ($serialize as $key) {
-				$data[$key] = $this->viewVars[$key];
+			foreach ($serialize as $alias => $key) {
+				if (is_numeric($alias)) {
+					$alias = $key;
+				}
+				$data[$alias] = $this->viewVars[$key];
 			}
 		} else {
 			$data = isset($this->viewVars[$serialize]) ? $this->viewVars[$serialize] : null;

lib/Cake/View/XmlView.php

@@ -104,8 +104,11 @@ class XmlView extends View {
 
 		if (is_array($serialize)) {
 			$data = array($rootNode => array());
-			foreach ($serialize as $key) {
-				$data[$rootNode][$key] = $this->viewVars[$key];
+			foreach ($serialize as $alias => $key) {
+				if (is_numeric($alias)) {
+					$alias = $key;
+				}
+				$data[$rootNode][$alias] = $this->viewVars[$key];
 			}
 		} else {
 			$data = isset($this->viewVars[$serialize]) ? $this->viewVars[$serialize] : null;