Core Improvements: Next Round #79 #80

libraries/Gelato/Http/Request.php

@@ -0,0 +1,153 @@
+<?php
+
+/**
+ * Gelato Library
+ *
+ * This source file is part of the Gelato Library. More information,
+ * documentation and tutorials can be found at http://gelato.monstra.org
+ *
+ * @package     Gelato
+ *
+ * @author      Romanenko Sergey / Awilum
+ * @copyright   (c) 2013 Romanenko Sergey / Awilum
+ * @since       1.0.0
+ */
+
+class Request
+{
+    /**
+     * Protected constructor since this is a static class.
+     *
+     * @access  protected
+     */
+    protected function __construct()
+    {
+        // Nothing here
+    }
+
+    /**
+     * Redirects the browser to a page specified by the $url argument.
+     *
+     *  <code>
+     *		Request::redirect('test');
+     *  </code>
+     *
+     * @param string  $url    The URL
+     * @param integer $status Status
+     * @param integer $delay  Delay
+     */
+    public static function redirect($url, $status = 302, $delay = null)
+    {
+        // Redefine vars
+        $url 	= (string) $url;
+        $status = (int) $status;
+
+        // Status codes
+        $messages = array();
+        $messages[301] = '301 Moved Permanently';
+        $messages[302] = '302 Found';
+
+        // Is Headers sent ?
+        if (headers_sent()) {
+
+            echo "<script>document.location.href='" . $url . "';</script>\n";
+
+        } else {
+
+            // Redirect headers
+            Request::setHeaders('HTTP/1.1 ' . $status . ' ' . Arr::get($messages, $status, 302));
+
+            // Delay execution
+            if ($delay !== null) sleep((int) $delay);
+
+            // Redirect
+            Request::setHeaders("Location: $url");
+
+            // Shutdown request
+            Request::shutdown();
+
+        }
+
+    }
+
+    /**
+     * Set one or multiple headers.
+     *
+     *  <code>
+     *		Request::setHeaders('Location: http://site.com/');
+     *  </code>
+     *
+     * @param mixed $headers String or array with headers to send.
+     */
+    public static function setHeaders($headers)
+    {
+        // Loop elements
+        foreach ((array) $headers as $header) {
+
+            // Set header
+            header((string) $header);
+
+        }
+
+    }
+
+    /**
+     * Get
+     *
+     *  <code>
+     *		$action = Request::get('action');
+     *  </code>
+     *
+     * @param string $key Key
+     * @param mixed
+     */
+    public static function get($key)
+    {
+        return Arr::get($_GET, $key);
+    }
+
+    /**
+     * Post
+     *
+     *  <code>
+     *		$login = Request::post('login');
+     *  </code>
+     *
+     * @param string $key Key
+     * @param mixed
+     */
+    public static function post($key)
+    {
+        return Arr::get($_POST, $key);
+    }
+
+    /**
+     * Returns whether this is an ajax request or not
+     *
+     *  <code>
+     *		if (Request::isAjax()) {
+     *			// do something...
+     *		}
+     *  </code>
+     *
+     * @return boolean
+     */
+    public static function isAjax()
+    {
+        return isset($_SERVER['HTTP_X_REQUESTED_WITH']) && $_SERVER['HTTP_X_REQUESTED_WITH'] === 'XMLHttpRequest';
+    }
+
+    /**
+     * Terminate request
+     *
+     *  <code>
+     *		Request::shutdown();
+     *  </code>
+     *
+     */
+    public static function shutdown()
+    {
+        exit(0);
+    }
+
+}

libraries/Gelato/Http/Response.php

@@ -0,0 +1,110 @@
+<?php
+
+/**
+ * Gelato Library
+ *
+ * This source file is part of the Gelato Library. More information,
+ * documentation and tutorials can be found at http://gelato.monstra.org
+ *
+ * @package     Gelato
+ *
+ * @author      Romanenko Sergey / Awilum
+ * @copyright   (c) 2013 Romanenko Sergey / Awilum
+ * @since       1.0.0
+ */
+
+class Response
+{
+    /**
+     * HTTP status codes and messages
+     *
+     * @var array
+     */
+    public static $messages = array(
+        100 => 'Continue',
+        101 => 'Switching Protocols',
+        102 => 'Processing',            // RFC2518
+        200 => 'OK',
+        201 => 'Created',
+        202 => 'Accepted',
+        203 => 'Non-Authoritative Information',
+        204 => 'No Content',
+        205 => 'Reset Content',
+        206 => 'Partial Content',
+        207 => 'Multi-Status',          // RFC4918
+        208 => 'Already Reported',      // RFC5842
+        226 => 'IM Used',               // RFC3229
+        300 => 'Multiple Choices',
+        301 => 'Moved Permanently',
+        302 => 'Found',
+        303 => 'See Other',
+        304 => 'Not Modified',
+        305 => 'Use Proxy',
+        306 => 'Reserved',
+        307 => 'Temporary Redirect',
+        308 => 'Permanent Redirect',    // RFC-reschke-http-status-308-07
+        400 => 'Bad Request',
+        401 => 'Unauthorized',
+        402 => 'Payment Required',
+        403 => 'Forbidden',
+        404 => 'Not Found',
+        405 => 'Method Not Allowed',
+        406 => 'Not Acceptable',
+        407 => 'Proxy Authentication Required',
+        408 => 'Request Timeout',
+        409 => 'Conflict',
+        410 => 'Gone',
+        411 => 'Length Required',
+        412 => 'Precondition Failed',
+        413 => 'Request Entity Too Large',
+        414 => 'Request-URI Too Long',
+        415 => 'Unsupported Media Type',
+        416 => 'Requested Range Not Satisfiable',
+        417 => 'Expectation Failed',
+        418 => 'I\'m a teapot',                                               // RFC2324
+        422 => 'Unprocessable Entity',                                        // RFC4918
+        423 => 'Locked',                                                      // RFC4918
+        424 => 'Failed Dependency',                                           // RFC4918
+        425 => 'Reserved for WebDAV advanced collections expired proposal',   // RFC2817
+        426 => 'Upgrade Required',                                            // RFC2817
+        428 => 'Precondition Required',                                       // RFC6585
+        429 => 'Too Many Requests',                                           // RFC6585
+        431 => 'Request Header Fields Too Large',                             // RFC6585
+        500 => 'Internal Server Error',
+        501 => 'Not Implemented',
+        502 => 'Bad Gateway',
+        503 => 'Service Unavailable',
+        504 => 'Gateway Timeout',
+        505 => 'HTTP Version Not Supported',
+        506 => 'Variant Also Negotiates (Experimental)',                      // RFC2295
+        507 => 'Insufficient Storage',                                        // RFC4918
+        508 => 'Loop Detected',                                               // RFC5842
+        510 => 'Not Extended',                                                // RFC2774
+        511 => 'Network Authentication Required',                             // RFC6585
+    );
+
+    /**
+     * Protected constructor since this is a static class.
+     *
+     * @access  protected
+     */
+    protected function __construct()
+    {
+        // Nothing here
+    }
+
+    /**
+     * Set header status
+     *
+     *  <code>
+     *		Response::status(404);
+     *  </code>
+     *
+     * @param integer $status Status code
+     */
+    public static function status($status)
+    {
+        if (array_key_exists($status, Response::$messages)) header('HTTP/1.1 ' . $status . ' ' . Response::$messages[$status]);
+    }
+
+}