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199
lib/symfony/response/sfResponse.class.php
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199
lib/symfony/response/sfResponse.class.php
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<?php
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/*
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* This file is part of the symfony package.
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* (c) 2004-2006 Fabien Potencier <fabien.potencier@symfony-project.com>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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/**
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* sfResponse provides methods for manipulating client response information such
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* as headers, cookies and content.
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*
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* @package symfony
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* @subpackage response
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* @author Fabien Potencier <fabien.potencier@symfony-project.com>
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* @version SVN: $Id: sfResponse.class.php 3250 2007-01-12 20:09:11Z fabien $
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*/
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abstract class sfResponse
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{
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protected
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$parameterHolder = null,
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$context = null,
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$content = '';
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/**
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* Initializes this sfResponse.
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*
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* @param sfContext A sfContext instance
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*
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* @return boolean true, if initialization completes successfully, otherwise false
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*
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* @throws <b>sfInitializationException</b> If an error occurs while initializing this Response
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*/
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public function initialize($context, $parameters = array())
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{
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$this->context = $context;
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$this->parameterHolder = new sfParameterHolder();
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$this->parameterHolder->add($parameters);
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}
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/**
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* Sets the context for the current response.
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*
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* @param sfContext A sfContext instance
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*/
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public function setContext($context)
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{
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$this->context = $context;
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}
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/**
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* Retrieves the current application context.
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*
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* @return sfContext The application context
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*/
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public function getContext()
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{
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return $this->context;
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}
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/**
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* Retrieves a new sfResponse implementation instance.
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*
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* @param string A sfResponse implementation name
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*
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* @return sfResponse A sfResponse implementation instance
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*
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* @throws <b>sfFactoryException</b> If a request implementation instance cannot be created
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*/
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public static function newInstance($class)
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{
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// the class exists
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$object = new $class();
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if (!($object instanceof sfResponse))
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{
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// the class name is of the wrong type
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$error = 'Class "%s" is not of the type sfResponse';
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$error = sprintf($error, $class);
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throw new sfFactoryException($error);
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}
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return $object;
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}
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/**
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* Sets the response content
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*
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* @param string Content
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*/
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public function setContent($content)
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{
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$this->content = $content;
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}
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/**
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* Gets the current response content
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*
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* @return string Content
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*/
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public function getContent()
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{
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return $this->content;
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}
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/**
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* Outputs the response content
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*/
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public function sendContent()
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{
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if (sfConfig::get('sf_logging_enabled'))
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{
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$this->getContext()->getLogger()->info('{sfResponse} send content ('.strlen($this->content).' o)');
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}
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echo $this->content;
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}
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/**
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* Retrieves the parameters from the current response.
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*
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* @return sfParameterHolder List of parameters
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*/
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public function getParameterHolder()
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{
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return $this->parameterHolder;
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}
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/**
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* Retrieves a parameter from the current response.
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*
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* @param string A parameter name
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* @param string A default paramter value
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* @param string Namespace for the current response
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*
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* @return mixed A parameter value
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*/
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public function getParameter($name, $default = null, $ns = null)
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{
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return $this->parameterHolder->get($name, $default, $ns);
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}
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/**
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* Indicates whether or not a parameter exist for the current response.
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*
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* @param string A parameter name
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* @param string Namespace for the current response
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*
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* @return boolean true, if the parameter exists otherwise false
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*/
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public function hasParameter($name, $ns = null)
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{
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return $this->parameterHolder->has($name, $ns);
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}
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/**
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* Sets a parameter for the current response.
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*
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* @param string A parameter name
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* @param string The parameter value to be set
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* @param string Namespace for the current response
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*/
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public function setParameter($name, $value, $ns = null)
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{
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$this->parameterHolder->set($name, $value, $ns);
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}
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/**
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* Executes the shutdown procedure.
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*
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*/
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abstract function shutdown();
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/**
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* Overloads a given method.
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*
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* @param string Method name
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* @param string Method arguments
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*
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* @return mixed User function callback
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*
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* @throws <b>sfException</b> If the calls fails
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*/
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public function __call($method, $arguments)
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{
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if (!$callable = sfMixer::getCallable('sfResponse:'.$method))
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{
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throw new sfException(sprintf('Call to undefined method sfResponse::%s', $method));
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}
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array_unshift($arguments, $this);
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return call_user_func_array($callable, $arguments);
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}
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}
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