Starting to implement Response object.

lib/Cake/Network/Http/Response.php

@@ -15,26 +15,124 @@
 
 /**
  * Implements methods for HTTP responses
+ *
+ * ### Get header values
+ *
+ * ### Get the response body
+ *
+ * ### Check the status code
+ *
  */
 class Response {
 
+	const STATUS_OK = 200;
+
+/**
+ * The status code of the response.
+ *
+ * @var int
+ */
+	protected $_code;
+
+/**
+ * The array of headers in the response.
+ *
+ * @var array
+ */
 	protected $_headers;
+
+/**
+ * The response content
+ *
+ * @var string
+ */
 	protected $_content;
 
-	public function headers($headers = null) {
-		if ($headers === null) {
+/**
+ * Constructor
+ *
+ * @param array $headers Unparsed headers.
+ * @param string $content The response body.
+ */
+	public function __construct($headers, $content) {
+		$this->_parseHeaders($headers);
+		$this->_content = $content;
+	}
+
+/**
+ * Parses headers if necessary.
+ *
+ * @param array $headers
+ */
+	protected function _parseHeaders($headers) {
+		foreach ($headers as $key => $value) {
+			if (substr($value, 0, 5) === 'HTTP/') {
+				preg_match('/HTTP\/[\d.]+ ([0-9]+)/i', $value, $matches);
+				$this->_code = $matches[1];
+				continue;
+			}
+			if (is_int($key)) {
+				list($name, $value) = explode(':', $value, 2);
+				$this->_headers[$name] = $value;
+				continue;
+			}
+		}
+	}
+
+/**
+ * Check if the response was OK
+ *
+ * @return boolean
+ */
+	public function isOk() {
+		return $this->_code == static::STATUS_OK;
+	}
+
+/**
+ * Check if the response had a redirect status code.
+ *
+ * @return boolean
+ */
+	public function isRedirect() {
+		return (
+			in_array($this->_code, array(301, 302, 303, 307)) &&
+			$this->header('Location')
+		);
+	}
+
+/**
+ * Get the status code from the response
+ *
+ * @return int
+ */
+	public function statusCode() {
+		return $this->_code;
+	}
+
+/**
+ * Get the encoding if it was set.
+ *
+ * @return string
+ */
+	public function encoding() {
+	}
+
+/**
+ * Read single/multiple header value(s) out.
+ *
+ * @param string $name The name of the header you want. Leave 
+ *   null to get all headers.
+ * @return null|string
+ */
+	public function header($name = null) {
+		if ($name === null) {
 			return $this->_headers;
 		}
-		$this->_headers = $headers;
-		return $this;
+		return $this->_headers[$name];
 	}
 
 	public function content($content) {
-		if ($content === null) {
-			return $this->_content;
-		}
-		$this->_content = $content;
-		return $this;
+		return $this->_content;
 	}
 
 }

lib/Cake/Test/TestCase/Network/Http/ResponseTest.php

@@ -0,0 +1,101 @@
+<?php
+/**
+ * CakePHP(tm) : Rapid Development Framework (http://cakephp.org)
+ * Copyright 2005-2012, Cake Software Foundation, Inc. (http://cakefoundation.org)
+ *
+ * Licensed under The MIT License
+ * Redistributions of files must retain the above copyright notice.
+ *
+ * @copyright     Copyright 2005-2012, Cake Software Foundation, Inc. (http://cakefoundation.org)
+ * @link          http://cakephp.org CakePHP(tm) Project
+ * @since         CakePHP(tm) v 3.0.0
+ * @license       MIT License (http://www.opensource.org/licenses/mit-license.php)
+ */
+namespace Cake\Test\TestCase\Network\Http;
+
+use Cake\Network\Http\Response;
+use Cake\TestSuite\TestCase;
+
+/**
+ * HTTP response test.
+ */
+class ResponseTest extends TestCase {
+
+	public function testHeaderParsing() {
+		$this->markTestIncomplete();
+	}
+
+	public function testContent() {
+		$this->markTestIncomplete();
+	}
+
+/**
+ * Test isOk()
+ *
+ * @return void
+ */
+	public function testIsOk() {
+		$headers = [
+			'HTTP/1.1 200 OK',
+			'Content-Type: text/html'
+		];
+		$response = new Response($headers, 'ok');
+		$this->assertTrue($response->isOk());
+
+		$headers = [
+			'HTTP/1.1 301 Moved Permanently',
+			'Content-Type: text/html'
+		];
+		$response = new Response($headers, '');
+		$this->assertFalse($response->isOk());
+
+		$headers = [
+			'HTTP/1.0 404 Not Found',
+			'Content-Type: text/html'
+		];
+		$response = new Response($headers, '');
+		$this->assertFalse($response->isOk());
+	}
+
+/**
+ * Test isRedirect()
+ *
+ * @return void
+ */
+	public function testIsRedirect() {
+		$headers = [
+			'HTTP/1.1 200 OK',
+			'Content-Type: text/html'
+		];
+		$response = new Response($headers, 'ok');
+		$this->assertFalse($response->isRedirect());
+
+		$headers = [
+			'HTTP/1.1 301 Moved Permanently',
+			'Location: /',
+			'Content-Type: text/html'
+		];
+		$response = new Response($headers, '');
+		$this->assertTrue($response->isRedirect());
+
+		$headers = [
+			'HTTP/1.0 404 Not Found',
+			'Content-Type: text/html'
+		];
+		$response = new Response($headers, '');
+		$this->assertFalse($response->isRedirect());
+	}
+
+	public function testCookie() {
+		$this->markTestIncomplete();
+	}
+
+	public function testStatusCode() {
+		$this->markTestIncomplete();
+	}
+
+	public function testEncoding() {
+		$this->markTestIncomplete();
+	}
+
+}