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src/vendor/1.2.5/Phalcon/Cache/Frontend/Output.php 2.31 KB
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  <?php 
  
  namespace Phalcon\Cache\Frontend {
  
  	/**
  	 * Phalcon\Cache\Frontend\Output
  	 *
  	 * Allows to cache output fragments captured with ob_* functions
  	 *
  	 *<code>
  	 * 
  	 * //Create an Output frontend. Cache the files for 2 days
  	 * $frontCache = new Phalcon\Cache\Frontend\Output(array(
  	 *   "lifetime" => 172800
  	 * ));
  	 *
  	 * // Create the component that will cache from the "Output" to a "File" backend
  	 * // Set the cache file directory - it's important to keep the "/" at the end of
  	 * // the value for the folder
  	 * $cache = new Phalcon\Cache\Backend\File($frontCache, array(
  	 *     "cacheDir" => "../app/cache/"
  	 * ));
  	 *
  	 * // Get/Set the cache file to ../app/cache/my-cache.html
  	 * $content = $cache->start("my-cache.html");
  	 *
  	 * // If $content is null then the content will be generated for the cache
  	 * if ($content === null) {
  	 *
  	 *     //Print date and time
  	 *     echo date("r");
  	 *
  	 *     //Generate a link to the sign-up action
  	 *     echo Phalcon\Tag::linkTo(
  	 *         array(
  	 *             "user/signup",
  	 *             "Sign Up",
  	 *             "class" => "signup-button"
  	 *         )
  	 *     );
  	 *
  	 *     // Store the output into the cache file
  	 *     $cache->save();
  	 *
  	 * } else {
  	 *
  	 *     // Echo the cached output
  	 *     echo $content;
  	 * }
  	 *</code>
  	 */
  	
  	class Output implements \Phalcon\Cache\FrontendInterface {
  
  		protected $_buffering;
  
  		protected $_frontendOptions;
  
  		/**
  		 * \Phalcon\Cache\Frontend\Output constructor
  		 *
  		 * @param array $frontendOptions
  		 */
  		public function __construct($frontendOptions=null){ }
  
  
  		/**
  		 * Returns cache lifetime
  		 *
  		 * @return integer
  		 */
  		public function getLifetime(){ }
  
  
  		/**
  		 * Check whether if frontend is buffering output
  		 *
  		 * @return boolean
  		 */
  		public function isBuffering(){ }
  
  
  		/**
  		 * Starts output frontend
  		 */
  		public function start(){ }
  
  
  		/**
  		 * Returns output cached content
  		 *
  		 * @return string
  		 */
  		public function getContent(){ }
  
  
  		/**
  		 * Stops output frontend
  		 */
  		public function stop(){ }
  
  
  		/**
  		 * Prepare data to be stored
  		 *
  		 * @param mixed $data
  		 * @return mixed
  		 */
  		public function beforeStore($data){ }
  
  
  		/**
  		 * Prepares data to be retrieved to user
  		 *
  		 * @param mixed $data
  		 * @return mixed
  		 */
  		public function afterRetrieve($data){ }
  
  	}
  }