Class **Phalcon\\Cache\\Frontend\\Base64** ========================================== *implements* :doc:`Phalcon\\Cache\\FrontendInterface ` .. role:: raw-html(raw) :format: html :raw-html:`Source on GitHub` Allows to cache data converting/deconverting them to base64. This adapter uses the base64_encode/base64_decode PHP's functions .. code-block:: php 172800 )); //Create a MongoDB cache $cache = new \Phalcon\Cache\Backend\Mongo($frontCache, array( 'server' => "mongodb://localhost", 'db' => 'caches', 'collection' => 'images' )); // Try to get cached image $cacheKey = 'some-image.jpg.cache'; $image = $cache->get($cacheKey); if ($image === null) { // Store the image in the cache $cache->save($cacheKey, file_get_contents('tmp-dir/some-image.jpg')); } header('Content-Type: image/jpeg'); echo $image; Methods ------- public **__construct** ([*array* $frontendOptions]) Phalcon\\Cache\\Frontend\\Base64 constructor public **getLifetime** () Returns the cache lifetime public **isBuffering** () Check whether if frontend is buffering output public **start** () Starts output frontend. Actually, does nothing in this adapter public *string* **getContent** () Returns output cached content public **stop** () Stops output frontend public *string* **beforeStore** (*mixed* $data) Serializes data before storing them public *mixed* **afterRetrieve** (*mixed* $data) Unserializes data after retrieval