libs/Yii/web/CHttpRequest.php

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<?php
/**
 * CHttpRequest and CCookieCollection class file.
 *
 * @author Qiang Xue <qiang.xue@gmail.com>
 * @link http://www.yiiframework.com/
 * @copyright Copyright &copy; 2008-2011 Yii Software LLC
 * @license http://www.yiiframework.com/license/
 */


/**
 * CHttpRequest encapsulates the $_SERVER variable and resolves its inconsistency among different Web servers.
 *
 * CHttpRequest also manages the cookies sent from and sent to the user.
 * By setting {@link enableCookieValidation} to true,
 * cookies sent from the user will be validated to see if they are tampered.
 * The property {@link getCookies cookies} returns the collection of cookies.
 * For more details, see {@link CCookieCollection}.
 *
 * CHttpRequest is a default application component loaded by {@link CWebApplication}. It can be
 * accessed via {@link CWebApplication::getRequest()}.
 *
 * @property string $url Part of the request URL after the host info.
 * @property string $hostInfo Schema and hostname part (with port number if needed) of the request URL (e.g. http://www.yiiframework.com).
 * @property string $baseUrl The relative URL for the application.
 * @property string $scriptUrl The relative URL of the entry script.
 * @property string $pathInfo Part of the request URL that is after the entry script and before the question mark.
 * Note, the returned pathinfo is decoded starting from 1.1.4.
 * Prior to 1.1.4, whether it is decoded or not depends on the server configuration
 * (in most cases it is not decoded).
 * @property string $requestUri The request URI portion for the currently requested URL.
 * @property string $queryString Part of the request URL that is after the question mark.
 * @property boolean $isSecureConnection If the request is sent via secure channel (https).
 * @property string $requestType Request type, such as GET, POST, HEAD, PUT, DELETE.
 * @property boolean $isPostRequest Whether this is a POST request.
 * @property boolean $isDeleteRequest Whether this is a DELETE request.
 * @property boolean $isPutRequest Whether this is a PUT request.
 * @property boolean $isAjaxRequest Whether this is an AJAX (XMLHttpRequest) request.
 * @property boolean $isFlashRequest Whether this is an Adobe Flash or Adobe Flex request.
 * @property string $serverName Server name.
 * @property integer $serverPort Server port number.
 * @property string $urlReferrer URL referrer, null if not present.
 * @property string $userAgent User agent, null if not present.
 * @property string $userHostAddress User IP address.
 * @property string $userHost User host name, null if cannot be determined.
 * @property string $scriptFile Entry script file path (processed w/ realpath()).
 * @property array $browser User browser capabilities.
 * @property string $acceptTypes User browser accept types, null if not present.
 * @property integer $port Port number for insecure requests.
 * @property integer $securePort Port number for secure requests.
 * @property CCookieCollection $cookies The cookie collection.
 * @property string $preferredLanguage The user preferred language.
 * @property string $csrfToken The random token for CSRF validation.
 *
 * @author Qiang Xue <qiang.xue@gmail.com>
 * @version $Id$
 * @package system.web
 * @since 1.0
 */