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<?php
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/**
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* @link http://www.yiiframework.com/
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* @copyright Copyright (c) 2008 Yii Software LLC
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* @license http://www.yiiframework.com/license/
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*/
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namespace yii\web;
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use Yii;
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use yii\base\HttpException;
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use yii\base\InvalidConfigException;
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/**
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* @author Qiang Xue <qiang.xue@gmail.com>
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* @since 2.0
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*/
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class Request extends \yii\base\Request
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{
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/**
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* @var boolean whether cookies should be validated to ensure they are not tampered. Defaults to true.
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*/
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public $enableCookieValidation = true;
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/**
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* @var string the secret key used for cookie validation. If not set, a random key will be generated and used.
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*/
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public $cookieValidationKey;
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/**
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* @var string|boolean the name of the POST parameter that is used to indicate if a request is a PUT or DELETE
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* request tunneled through POST. Default to '_method'.
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* @see getRequestMethod
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* @see getRestParams
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*/
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public $restVar = '_method';
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private $_cookies;
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/**
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* Resolves the current request into a route and the associated parameters.
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* @return array the first element is the route, and the second is the associated parameters.
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* @throws HttpException if the request cannot be resolved.
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*/
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public function resolve()
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{
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$result = Yii::$app->getUrlManager()->parseRequest($this);
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if ($result !== false) {
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list ($route, $params) = $result;
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$params = array_merge($_GET, $params);
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return array($route, $params);
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} else {
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throw new HttpException(404, Yii::t('yii|Page not found.'));
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}
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}
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/**
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* Returns the method of the current request (e.g. GET, POST, HEAD, PUT, DELETE).
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* @return string request method, such as GET, POST, HEAD, PUT, DELETE.
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* The value returned is turned into upper case.
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*/
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public function getRequestMethod()
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{
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if (isset($_POST[$this->restVar])) {
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return strtoupper($_POST[$this->restVar]);
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} else {
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return isset($_SERVER['REQUEST_METHOD']) ? strtoupper($_SERVER['REQUEST_METHOD']) : 'GET';
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}
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}
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/**
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* Returns whether this is a POST request.
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* @return boolean whether this is a POST request.
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*/
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public function getIsPostRequest()
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{
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return isset($_SERVER['REQUEST_METHOD']) && !strcasecmp($_SERVER['REQUEST_METHOD'], 'POST');
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}
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/**
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* Returns whether this is a DELETE request.
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* @return boolean whether this is a DELETE request.
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*/
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public function getIsDeleteRequest()
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{
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return $this->getRequestMethod() === 'DELETE';
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}
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/**
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* Returns whether this is a PUT request.
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* @return boolean whether this is a PUT request.
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*/
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public function getIsPutRequest()
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{
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return $this->getRequestMethod() === 'PUT';
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}
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/**
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* Returns whether this is an AJAX (XMLHttpRequest) request.
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* @return boolean whether this is an AJAX (XMLHttpRequest) request.
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*/
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public function getIsAjaxRequest()
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{
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return isset($_SERVER['HTTP_X_REQUESTED_WITH']) && $_SERVER['HTTP_X_REQUESTED_WITH'] === 'XMLHttpRequest';
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}
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/**
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* Returns whether this is an Adobe Flash or Flex request.
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* @return boolean whether this is an Adobe Flash or Adobe Flex request.
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*/
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public function getIsFlashRequest()
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{
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return isset($_SERVER['HTTP_USER_AGENT']) &&
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(stripos($_SERVER['HTTP_USER_AGENT'], 'Shockwave') !== false || stripos($_SERVER['HTTP_USER_AGENT'], 'Flash') !== false);
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}
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private $_restParams;
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/**
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* Returns the request parameters for the RESTful request.
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* @return array the RESTful request parameters
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* @see getRequestMethod
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*/
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public function getRestParams()
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{
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if ($this->_restParams === null) {
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if (isset($_POST[$this->restVar])) {
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$this->_restParams = $_POST;
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} else {
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$this->_restParams = array();
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if (function_exists('mb_parse_str')) {
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mb_parse_str($this->getRawBody(), $this->_restParams);
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} else {
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parse_str($this->getRawBody(), $this->_restParams);
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}
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}
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}
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return $this->_restParams;
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}
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private $_rawBody;
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/**
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* Returns the raw HTTP request body.
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* @return string the request body
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*/
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public function getRawBody()
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{
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if ($this->_rawBody === null) {
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$this->_rawBody = file_get_contents('php://input');
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}
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return $this->_rawBody;
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}
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/**
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* Sets the RESTful parameters.
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* @param array $values the RESTful parameters (name-value pairs)
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*/
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public function setRestParams($values)
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{
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$this->_restParams = $values;
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}
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/**
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* Returns the named RESTful parameter value.
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* @param string $name the parameter name
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* @param mixed $defaultValue the default parameter value if the parameter does not exist.
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* @return mixed the parameter value
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*/
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public function getRestParam($name, $defaultValue = null)
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{
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$params = $this->getRestParams();
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return isset($params[$name]) ? $params[$name] : $defaultValue;
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}
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/**
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* Returns the named GET parameter value.
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* If the GET parameter does not exist, the second parameter to this method will be returned.
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* @param string $name the GET parameter name
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* @param mixed $defaultValue the default parameter value if the GET parameter does not exist.
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* @return mixed the GET parameter value
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* @see getPost
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*/
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public function getParam($name, $defaultValue = null)
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{
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return isset($_GET[$name]) ? $_GET[$name] : $defaultValue;
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}
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/**
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* Returns the named POST parameter value.
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* If the POST parameter does not exist, the second parameter to this method will be returned.
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* @param string $name the POST parameter name
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* @param mixed $defaultValue the default parameter value if the POST parameter does not exist.
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* @return mixed the POST parameter value
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* @see getParam
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*/
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public function getPost($name, $defaultValue = null)
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{
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return isset($_POST[$name]) ? $_POST[$name] : $defaultValue;
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}
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/**
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* Returns the named DELETE parameter value.
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* @param string $name the DELETE parameter name
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* @param mixed $defaultValue the default parameter value if the DELETE parameter does not exist.
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* @return mixed the DELETE parameter value
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*/
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public function getDelete($name, $defaultValue = null)
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{
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return $this->getIsDeleteRequest() ? $this->getRestParam($name, $defaultValue) : null;
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}
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/**
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* Returns the named PUT parameter value.
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* @param string $name the PUT parameter name
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* @param mixed $defaultValue the default parameter value if the PUT parameter does not exist.
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* @return mixed the PUT parameter value
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*/
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public function getPut($name, $defaultValue = null)
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{
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return $this->getIsPutRequest() ? $this->getRestParam($name, $defaultValue) : null;
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}
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private $_hostInfo;
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/**
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* Returns the schema and host part of the current request URL.
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* The returned URL does not have an ending slash.
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* By default this is determined based on the user request information.
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* You may explicitly specify it by setting the [[setHostInfo()|hostInfo]] property.
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* @return string schema and hostname part (with port number if needed) of the request URL (e.g. `http://www.yiiframework.com`)
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* @see setHostInfo
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*/
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public function getHostInfo()
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{
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if ($this->_hostInfo === null) {
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$secure = $this->getIsSecureConnection();
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$http = $secure ? 'https' : 'http';
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if (isset($_SERVER['HTTP_HOST'])) {
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$this->_hostInfo = $http . '://' . $_SERVER['HTTP_HOST'];
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} else {
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$this->_hostInfo = $http . '://' . $_SERVER['SERVER_NAME'];
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$port = $secure ? $this->getSecurePort() : $this->getPort();
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if (($port !== 80 && !$secure) || ($port !== 443 && $secure)) {
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$this->_hostInfo .= ':' . $port;
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}
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}
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}
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return $this->_hostInfo;
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}
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/**
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* Sets the schema and host part of the application URL.
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* This setter is provided in case the schema and hostname cannot be determined
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* on certain Web servers.
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* @param string $value the schema and host part of the application URL. The trailing slashes will be removed.
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*/
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public function setHostInfo($value)
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{
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$this->_hostInfo = rtrim($value, '/');
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}
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private $_baseUrl;
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/**
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* Returns the relative URL for the application.
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* This is similar to [[scriptUrl]] except that it does not include the script file name,
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* and the ending slashes are removed.
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* @return string the relative URL for the application
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* @see setScriptUrl
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*/
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public function getBaseUrl()
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{
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if ($this->_baseUrl === null) {
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$this->_baseUrl = rtrim(dirname($this->getScriptUrl()), '\\/');
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}
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return $this->_baseUrl;
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}
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/**
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* Sets the relative URL for the application.
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* By default the URL is determined based on the entry script URL.
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* This setter is provided in case you want to change this behavior.
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* @param string $value the relative URL for the application
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*/
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public function setBaseUrl($value)
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{
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$this->_baseUrl = $value;
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}
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private $_scriptUrl;
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/**
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* Returns the relative URL of the entry script.
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* The implementation of this method referenced Zend_Controller_Request_Http in Zend Framework.
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* @return string the relative URL of the entry script.
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* @throws InvalidConfigException if unable to determine the entry script URL
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*/
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public function getScriptUrl()
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{
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if ($this->_scriptUrl === null) {
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$scriptFile = $this->getScriptFile();
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$scriptName = basename($scriptFile);
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if (basename($_SERVER['SCRIPT_NAME']) === $scriptName) {
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$this->_scriptUrl = $_SERVER['SCRIPT_NAME'];
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} elseif (basename($_SERVER['PHP_SELF']) === $scriptName) {
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$this->_scriptUrl = $_SERVER['PHP_SELF'];
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} elseif (isset($_SERVER['ORIG_SCRIPT_NAME']) && basename($_SERVER['ORIG_SCRIPT_NAME']) === $scriptName) {
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$this->_scriptUrl = $_SERVER['ORIG_SCRIPT_NAME'];
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} elseif (($pos = strpos($_SERVER['PHP_SELF'], '/' . $scriptName)) !== false) {
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$this->_scriptUrl = substr($_SERVER['SCRIPT_NAME'], 0, $pos) . '/' . $scriptName;
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} elseif (isset($_SERVER['DOCUMENT_ROOT']) && strpos($scriptFile, $_SERVER['DOCUMENT_ROOT']) === 0) {
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$this->_scriptUrl = str_replace('\\', '/', str_replace($_SERVER['DOCUMENT_ROOT'], '', $scriptFile));
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} else {
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throw new InvalidConfigException('Unable to determine the entry script URL.');
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}
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}
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return $this->_scriptUrl;
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}
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/**
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* Sets the relative URL for the application entry script.
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* This setter is provided in case the entry script URL cannot be determined
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* on certain Web servers.
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* @param string $value the relative URL for the application entry script.
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*/
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public function setScriptUrl($value)
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{
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$this->_scriptUrl = '/' . trim($value, '/');
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}
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private $_scriptFile;
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/**
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* Returns the entry script file path.
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* The default implementation will simply return `$_SERVER['SCRIPT_FILENAME']`.
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* @return string the entry script file path
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*/
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public function getScriptFile()
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{
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return isset($this->_scriptFile) ? $this->_scriptFile : $_SERVER['SCRIPT_FILENAME'];
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}
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/**
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* Sets the entry script file path.
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* The entry script file path normally can be obtained from `$_SERVER['SCRIPT_FILENAME']`.
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* If your server configuration does not return the correct value, you may configure
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* this property to make it right.
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* @param string $value the entry script file path.
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*/
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public function setScriptFile($value)
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{
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$this->_scriptFile = $value;
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}
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private $_pathInfo;
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/**
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* Returns the path info of the currently requested URL.
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* A path info refers to the part that is after the entry script and before the question mark (query string).
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* The starting and ending slashes are both removed.
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* @return string part of the request URL that is after the entry script and before the question mark.
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* Note, the returned path info is already URL-decoded.
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* @throws InvalidConfigException if the path info cannot be determined due to unexpected server configuration
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*/
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public function getPathInfo()
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{
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if ($this->_pathInfo === null) {
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$this->_pathInfo = $this->resolvePathInfo();
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}
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return $this->_pathInfo;
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}
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/**
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* Sets the path info of the current request.
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* This method is mainly provided for testing purpose.
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* @param string $value the path info of the current request
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*/
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public function setPathInfo($value)
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{
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$this->_pathInfo = trim($value, '/');
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}
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/**
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* Resolves the path info part of the currently requested URL.
|
|
|
|
* A path info refers to the part that is after the entry script and before the question mark (query string).
|
|
|
|
* The starting and ending slashes are both removed.
|
|
|
|
* @return string part of the request URL that is after the entry script and before the question mark.
|
|
|
|
* Note, the returned path info is decoded.
|
|
|
|
* @throws InvalidConfigException if the path info cannot be determined due to unexpected server configuration
|
|
|
|
*/
|
|
|
|
protected function resolvePathInfo()
|
|
|
|
{
|
|
|
|
$pathInfo = $this->getUrl();
|
|
|
|
|
|
|
|
if (($pos = strpos($pathInfo, '?')) !== false) {
|
|
|
|
$pathInfo = substr($pathInfo, 0, $pos);
|
|
|
|
}
|
|
|
|
|
|
|
|
$pathInfo = urldecode($pathInfo);
|
|
|
|
|
|
|
|
// try to encode in UTF8 if not so
|
|
|
|
// http://w3.org/International/questions/qa-forms-utf-8.html
|
|
|
|
if (!preg_match('%^(?:
|
|
|
|
[\x09\x0A\x0D\x20-\x7E] # ASCII
|
|
|
|
| [\xC2-\xDF][\x80-\xBF] # non-overlong 2-byte
|
|
|
|
| \xE0[\xA0-\xBF][\x80-\xBF] # excluding overlongs
|
|
|
|
| [\xE1-\xEC\xEE\xEF][\x80-\xBF]{2} # straight 3-byte
|
|
|
|
| \xED[\x80-\x9F][\x80-\xBF] # excluding surrogates
|
|
|
|
| \xF0[\x90-\xBF][\x80-\xBF]{2} # planes 1-3
|
|
|
|
| [\xF1-\xF3][\x80-\xBF]{3} # planes 4-15
|
|
|
|
| \xF4[\x80-\x8F][\x80-\xBF]{2} # plane 16
|
|
|
|
)*$%xs', $pathInfo)) {
|
|
|
|
$pathInfo = utf8_encode($pathInfo);
|
|
|
|
}
|
|
|
|
|
|
|
|
$scriptUrl = $this->getScriptUrl();
|
|
|
|
$baseUrl = $this->getBaseUrl();
|
|
|
|
if (strpos($pathInfo, $scriptUrl) === 0) {
|
|
|
|
$pathInfo = substr($pathInfo, strlen($scriptUrl));
|
|
|
|
} elseif ($baseUrl === '' || strpos($pathInfo, $baseUrl) === 0) {
|
|
|
|
$pathInfo = substr($pathInfo, strlen($baseUrl));
|
|
|
|
} elseif (strpos($_SERVER['PHP_SELF'], $scriptUrl) === 0) {
|
|
|
|
$pathInfo = substr($_SERVER['PHP_SELF'], strlen($scriptUrl));
|
|
|
|
} else {
|
|
|
|
throw new InvalidConfigException('Unable to determine the path info of the current request.');
|
|
|
|
}
|
|
|
|
|
|
|
|
return trim($pathInfo, '/');
|
|
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
|
|
* Returns the currently requested absolute URL.
|
|
|
|
* This is a shortcut to the concatenation of [[hostInfo]] and [[url]].
|
|
|
|
* @return string the currently requested absolute URL.
|
|
|
|
*/
|
|
|
|
public function getAbsoluteUrl()
|
|
|
|
{
|
|
|
|
return $this->getHostInfo() . $this->getUrl();
|
|
|
|
}
|
|
|
|
|
|
|
|
private $_url;
|
|
|
|
|
|
|
|
/**
|
|
|
|
* Returns the currently requested relative URL.
|
|
|
|
* This refers to the portion of the URL that is after the [[hostInfo]] part.
|
|
|
|
* It includes the [[queryString]] part if any.
|
|
|
|
* @return string the currently requested relative URL. Note that the URI returned is URL-encoded.
|
|
|
|
* @throws InvalidConfigException if the URL cannot be determined due to unusual server configuration
|
|
|
|
*/
|
|
|
|
public function getUrl()
|
|
|
|
{
|
|
|
|
if ($this->_url === null) {
|
|
|
|
$this->_url = $this->resolveRequestUri();
|
|
|
|
}
|
|
|
|
return $this->_url;
|
|
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
|
|
* Sets the currently requested relative URL.
|
|
|
|
* The URI must refer to the portion that is after [[hostInfo]].
|
|
|
|
* Note that the URI should be URL-encoded.
|
|
|
|
* @param string $value the request URI to be set
|
|
|
|
*/
|
|
|
|
public function setUrl($value)
|
|
|
|
{
|
|
|
|
$this->_url = $value;
|
|
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
|
|
* Resolves the request URI portion for the currently requested URL.
|
|
|
|
* This refers to the portion that is after the [[hostInfo]] part. It includes the [[queryString]] part if any.
|
|
|
|
* The implementation of this method referenced Zend_Controller_Request_Http in Zend Framework.
|
|
|
|
* @return string|boolean the request URI portion for the currently requested URL.
|
|
|
|
* Note that the URI returned is URL-encoded.
|
|
|
|
* @throws InvalidConfigException if the request URI cannot be determined due to unusual server configuration
|
|
|
|
*/
|
|
|
|
protected function resolveRequestUri()
|
|
|
|
{
|
|
|
|
if (isset($_SERVER['HTTP_X_REWRITE_URL'])) { // IIS
|
|
|
|
$requestUri = $_SERVER['HTTP_X_REWRITE_URL'];
|
|
|
|
} elseif (isset($_SERVER['REQUEST_URI'])) {
|
|
|
|
$requestUri = $_SERVER['REQUEST_URI'];
|
|
|
|
if ($requestUri !== '' && $requestUri[0] !== '/') {
|
|
|
|
$requestUri = preg_replace('/^(http|https):\/\/[^\/]+/i', '', $requestUri);
|
|
|
|
}
|
|
|
|
} elseif (isset($_SERVER['ORIG_PATH_INFO'])) { // IIS 5.0 CGI
|
|
|
|
$requestUri = $_SERVER['ORIG_PATH_INFO'];
|
|
|
|
if (!empty($_SERVER['QUERY_STRING'])) {
|
|
|
|
$requestUri .= '?' . $_SERVER['QUERY_STRING'];
|
|
|
|
}
|
|
|
|
} else {
|
|
|
|
throw new InvalidConfigException('Unable to determine the request URI.');
|
|
|
|
}
|
|
|
|
return $requestUri;
|
|
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
|
|
* Returns part of the request URL that is after the question mark.
|
|
|
|
* @return string part of the request URL that is after the question mark
|
|
|
|
*/
|
|
|
|
public function getQueryString()
|
|
|
|
{
|
|
|
|
return isset($_SERVER['QUERY_STRING']) ? $_SERVER['QUERY_STRING'] : '';
|
|
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
|
|
* Return if the request is sent via secure channel (https).
|
|
|
|
* @return boolean if the request is sent via secure channel (https)
|
|
|
|
*/
|
|
|
|
public function getIsSecureConnection()
|
|
|
|
{
|
|
|
|
return !empty($_SERVER['HTTPS']) && strcasecmp($_SERVER['HTTPS'], 'off');
|
|
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
|
|
* Returns the server name.
|
|
|
|
* @return string server name
|
|
|
|
*/
|
|
|
|
public function getServerName()
|
|
|
|
{
|
|
|
|
return $_SERVER['SERVER_NAME'];
|
|
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
|
|
* Returns the server port number.
|
|
|
|
* @return integer server port number
|
|
|
|
*/
|
|
|
|
public function getServerPort()
|
|
|
|
{
|
|
|
|
return (int)$_SERVER['SERVER_PORT'];
|
|
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
|
|
* Returns the URL referrer, null if not present
|
|
|
|
* @return string URL referrer, null if not present
|
|
|
|
*/
|
|
|
|
public function getReferrer()
|
|
|
|
{
|
|
|
|
return isset($_SERVER['HTTP_REFERER']) ? $_SERVER['HTTP_REFERER'] : null;
|
|
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
|
|
* Returns the user agent, null if not present.
|
|
|
|
* @return string user agent, null if not present
|
|
|
|
*/
|
|
|
|
public function getUserAgent()
|
|
|
|
{
|
|
|
|
return isset($_SERVER['HTTP_USER_AGENT']) ? $_SERVER['HTTP_USER_AGENT'] : null;
|
|
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
|
|
* Returns the user IP address.
|
|
|
|
* @return string user IP address
|
|
|
|
*/
|
|
|
|
public function getUserIP()
|
|
|
|
{
|
|
|
|
return isset($_SERVER['REMOTE_ADDR']) ? $_SERVER['REMOTE_ADDR'] : '127.0.0.1';
|
|
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
|
|
* Returns the user host name, null if it cannot be determined.
|
|
|
|
* @return string user host name, null if cannot be determined
|
|
|
|
*/
|
|
|
|
public function getUserHost()
|
|
|
|
{
|
|
|
|
return isset($_SERVER['REMOTE_HOST']) ? $_SERVER['REMOTE_HOST'] : null;
|
|
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
|
|
* Returns user browser accept types, null if not present.
|
|
|
|
* @return string user browser accept types, null if not present
|
|
|
|
*/
|
|
|
|
public function getAcceptTypes()
|
|
|
|
{
|
|
|
|
return isset($_SERVER['HTTP_ACCEPT']) ? $_SERVER['HTTP_ACCEPT'] : null;
|
|
|
|
}
|
|
|
|
|
|
|
|
private $_port;
|
|
|
|
|
|
|
|
/**
|
|
|
|
* Returns the port to use for insecure requests.
|
|
|
|
* Defaults to 80, or the port specified by the server if the current
|
|
|
|
* request is insecure.
|
|
|
|
* @return integer port number for insecure requests.
|
|
|
|
* @see setPort
|
|
|
|
*/
|
|
|
|
public function getPort()
|
|
|
|
{
|
|
|
|
if ($this->_port === null) {
|
|
|
|
$this->_port = !$this->getIsSecureConnection() && isset($_SERVER['SERVER_PORT']) ? (int)$_SERVER['SERVER_PORT'] : 80;
|
|
|
|
}
|
|
|
|
return $this->_port;
|
|
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
|
|
* Sets the port to use for insecure requests.
|
|
|
|
* This setter is provided in case a custom port is necessary for certain
|
|
|
|
* server configurations.
|
|
|
|
* @param integer $value port number.
|
|
|
|
*/
|
|
|
|
public function setPort($value)
|
|
|
|
{
|
|
|
|
if ($value != $this->_port) {
|
|
|
|
$this->_port = (int)$value;
|
|
|
|
$this->_hostInfo = null;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
private $_securePort;
|
|
|
|
|
|
|
|
/**
|
|
|
|
* Returns the port to use for secure requests.
|
|
|
|
* Defaults to 443, or the port specified by the server if the current
|
|
|
|
* request is secure.
|
|
|
|
* @return integer port number for secure requests.
|
|
|
|
* @see setSecurePort
|
|
|
|
*/
|
|
|
|
public function getSecurePort()
|
|
|
|
{
|
|
|
|
if ($this->_securePort === null) {
|
|
|
|
$this->_securePort = $this->getIsSecureConnection() && isset($_SERVER['SERVER_PORT']) ? (int)$_SERVER['SERVER_PORT'] : 443;
|
|
|
|
}
|
|
|
|
return $this->_securePort;
|
|
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
|
|
* Sets the port to use for secure requests.
|
|
|
|
* This setter is provided in case a custom port is necessary for certain
|
|
|
|
* server configurations.
|
|
|
|
* @param integer $value port number.
|
|
|
|
*/
|
|
|
|
public function setSecurePort($value)
|
|
|
|
{
|
|
|
|
if ($value != $this->_securePort) {
|
|
|
|
$this->_securePort = (int)$value;
|
|
|
|
$this->_hostInfo = null;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
private $_preferredLanguages;
|
|
|
|
|
|
|
|
/**
|
|
|
|
* Returns the user preferred languages.
|
|
|
|
* The languages returned are ordered by user's preference, starting with the language that the user
|
|
|
|
* prefers the most.
|
|
|
|
* @return string the user preferred languages. An empty array may be returned if the user has no preference.
|
|
|
|
*/
|
|
|
|
public function getPreferredLanguages()
|
|
|
|
{
|
|
|
|
if ($this->_preferredLanguages === null) {
|
|
|
|
if (isset($_SERVER['HTTP_ACCEPT_LANGUAGE']) && ($n = preg_match_all('/([\w\-_]+)\s*(;\s*q\s*=\s*(\d*\.\d*))?/', $_SERVER['HTTP_ACCEPT_LANGUAGE'], $matches)) > 0) {
|
|
|
|
$languages = array();
|
|
|
|
for ($i = 0; $i < $n; ++$i) {
|
|
|
|
$languages[$matches[1][$i]] = empty($matches[3][$i]) ? 1.0 : floatval($matches[3][$i]);
|
|
|
|
}
|
|
|
|
arsort($languages);
|
|
|
|
$this->_preferredLanguages = array_keys($languages);
|
|
|
|
} else {
|
|
|
|
$this->_preferredLanguages = array();
|
|
|
|
}
|
|
|
|
}
|
|
|
|
return $this->_preferredLanguages;
|
|
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
|
|
* Returns the language most preferred by the user.
|
|
|
|
* @return string|boolean the language most preferred by the user. If the user has no preference, false
|
|
|
|
* will be returned.
|
|
|
|
*/
|
|
|
|
public function getPreferredLanguage()
|
|
|
|
{
|
|
|
|
$languages = $this->getPreferredLanguages();
|
|
|
|
return isset($languages[0]) ? $languages[0] : false;
|
|
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
|
|
* Returns the cookie collection.
|
|
|
|
* Through the returned cookie collection, you may access a cookie using the following syntax:
|
|
|
|
*
|
|
|
|
* ~~~
|
|
|
|
* $cookie = $request->cookies['name']
|
|
|
|
* if ($cookie !== null) {
|
|
|
|
* $value = $cookie->value;
|
|
|
|
* }
|
|
|
|
*
|
|
|
|
* // alternatively
|
|
|
|
* $value = $request->cookies->getValue('name');
|
|
|
|
* ~~~
|
|
|
|
*
|
|
|
|
* @return CookieCollection the cookie collection.
|
|
|
|
*/
|
|
|
|
public function getCookies()
|
|
|
|
{
|
|
|
|
if ($this->_cookies === null) {
|
|
|
|
$this->_cookies = new CookieCollection(array(
|
|
|
|
'enableValidation' => $this->enableCookieValidation,
|
|
|
|
'validationKey' => $this->cookieValidationKey,
|
|
|
|
));
|
|
|
|
}
|
|
|
|
return $this->_cookies;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|