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108 lines
3.3 KiB
108 lines
3.3 KiB
<?php
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/**
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* Flight: An extensible micro-framework.
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*
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* @copyright Copyright (c) 2011, Mike Cao <mike@mikecao.com>
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* @license http://www.opensource.org/licenses/mit-license.php
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*/
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namespace flight\net;
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use flight\util\Collection;
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/**
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* The Request class represents an HTTP request. Data from
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* all the super globals $_GET, $_POST, $_COOKIE, and $_FILES
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* are stored and accessible via the Request object.
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*
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* The default request properties are:
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* url - The URL being requested
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* base - The parent subdirectory of the URL
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* method - The request method (GET, POST, PUT, DELETE)
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* referrer - The referrer URL
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* ip - IP address of the client
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* ajax - Whether the request is an AJAX request
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* scheme - The server protocol (http, https)
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* user_agent - Browser information
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* body - Raw data from the request body
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* type - The content type
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* length - The content length
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* query - Query string parameters
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* data - Post parameters
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* cookies - Cookie parameters
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* files - Uploaded files
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*/
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class Request {
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/**
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* Constructor.
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*
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* @param array $config Request configuration
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*/
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public function __construct($config = array()) {
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// Default properties
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if (empty($config)) {
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$config = array(
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'url' => $_SERVER['REQUEST_URI'],
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'base' => str_replace('\\', '/', dirname($_SERVER['SCRIPT_NAME'])),
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'method' => $_SERVER['REQUEST_METHOD'],
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'referrer' => isset($_SERVER['HTTP_REFERER']) ? $_SERVER['HTTP_REFERER'] : '',
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'ip' => $_SERVER['REMOTE_ADDR'],
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'ajax' => isset($_SERVER['HTTP_X_REQUESTED_WITH']) ? ($_SERVER['HTTP_X_REQUESTED_WITH'] == 'XMLHttpRequest') : false,
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'scheme' => $_SERVER['SERVER_PROTOCOL'],
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'user_agent' => $_SERVER['HTTP_USER_AGENT'],
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'body' => file_get_contents('php://input'),
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'type' => isset($_SERVER['CONTENT_TYPE']) ? $_SERVER['CONTENT_TYPE'] : '',
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'length' => isset($_SERVER['CONTENT_LENGTH']) ? $_SERVER['CONTENT_LENGTH'] : 0,
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'query' => new Collection($_GET),
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'data' => new Collection($_POST),
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'cookies' => new Collection($_COOKIE),
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'files' => new Collection($_FILES)
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);
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}
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$this->init($config);
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}
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/**
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* Initialize request properties.
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*
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* @param array $properties Array of request properties
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*/
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public function init($properties) {
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foreach ($properties as $name => $value) {
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$this->$name = $value;
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}
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if ($this->base != '/' && strpos($this->url, $this->base) === 0) {
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$this->url = substr($this->url, strlen($this->base));
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}
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if (empty($this->url)) {
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$this->url = '/';
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}
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else {
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$_GET = self::parseQuery($this->url);
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$this->query->setData($_GET);
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}
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}
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/**
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* Parse query parameters from a URL.
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*
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* @param string $url URL string
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* @return array Query parameters
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*/
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public static function parseQuery($url) {
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$params = array();
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$args = parse_url($url);
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if (isset($args['query'])) {
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parse_str($args['query'], $params);
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}
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return $params;
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}
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}
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?>
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