diff options
Diffstat (limited to 'system/libraries/Cache/drivers/Cache_memcached.php')
| -rw-r--r-- | system/libraries/Cache/drivers/Cache_memcached.php | 92 |
1 files changed, 65 insertions, 27 deletions
diff --git a/system/libraries/Cache/drivers/Cache_memcached.php b/system/libraries/Cache/drivers/Cache_memcached.php index ec2fd216a..95bdcb350 100644 --- a/system/libraries/Cache/drivers/Cache_memcached.php +++ b/system/libraries/Cache/drivers/Cache_memcached.php @@ -10,19 +10,19 @@ * @license http://codeigniter.com/user_guide/license.html * @link http://codeigniter.com * @since Version 2.0 - * @filesource + * @filesource */ // ------------------------------------------------------------------------ /** - * CodeIgniter Memcached Caching Class + * CodeIgniter Memcached Caching Class * * @package CodeIgniter * @subpackage Libraries * @category Core * @author ExpressionEngine Dev Team - * @link + * @link */ class CI_Cache_memcached extends CI_Driver { @@ -37,18 +37,18 @@ class CI_Cache_memcached extends CI_Driver { ) ); - // ------------------------------------------------------------------------ + // ------------------------------------------------------------------------ /** * Fetch from cache * * @param mixed unique key id * @return mixed data on success/false on failure - */ + */ public function get($id) - { + { $data = $this->_memcached->get($id); - + return (is_array($data)) ? $data[0] : FALSE; } @@ -64,11 +64,20 @@ class CI_Cache_memcached extends CI_Driver { */ public function save($id, $data, $ttl = 60) { - return $this->_memcached->add($id, array($data, time(), $ttl), $ttl); + if (get_class($this->_memcached) == 'Memcached') + { + return $this->_memcached->set($id, array($data, time(), $ttl), $ttl); + } + else if (get_class($this->_memcached) == 'Memcache') + { + return $this->_memcached->set($id, array($data, time(), $ttl), 0, $ttl); + } + + return FALSE; } // ------------------------------------------------------------------------ - + /** * Delete from Cache * @@ -81,7 +90,7 @@ class CI_Cache_memcached extends CI_Driver { } // ------------------------------------------------------------------------ - + /** * Clean the Cache * @@ -106,7 +115,7 @@ class CI_Cache_memcached extends CI_Driver { } // ------------------------------------------------------------------------ - + /** * Get Cache Metadata * @@ -140,6 +149,7 @@ class CI_Cache_memcached extends CI_Driver { { // Try to load memcached server info from the config file. $CI =& get_instance(); + if ($CI->config->load('memcached', TRUE, TRUE)) { if (is_array($CI->config->config['memcached'])) @@ -149,11 +159,24 @@ class CI_Cache_memcached extends CI_Driver { foreach ($CI->config->config['memcached'] as $name => $conf) { $this->_memcache_conf[$name] = $conf; - } - } + } + } + } + + if (class_exists('Memcached')) + { + $this->_memcached = new Memcached(); + } + else if (class_exists('Memcache')) + { + $this->_memcached = new Memcache(); + } + else + { + log_message('error', 'Failed to create object for Memcached Cache; extension not loaded?'); + + return FALSE; } - - $this->_memcached = new Memcached(); foreach ($this->_memcache_conf as $name => $cache_server) { @@ -161,26 +184,42 @@ class CI_Cache_memcached extends CI_Driver { { $cache_server['hostname'] = $this->_default_options['default_host']; } - + if ( ! array_key_exists('port', $cache_server)) { $cache_server['port'] = $this->_default_options['default_port']; } - + if ( ! array_key_exists('weight', $cache_server)) { $cache_server['weight'] = $this->_default_options['default_weight']; } - - $this->_memcached->addServer( - $cache_server['hostname'], $cache_server['port'], $cache_server['weight'] - ); + + if (get_class($this->_memcached) == 'Memcache') + { + // Third parameter is persistance and defaults to TRUE. + $this->_memcached->addServer( + $cache_server['hostname'], + $cache_server['port'], + TRUE, + $cache_server['weight'] + ); + } + else + { + $this->_memcached->addServer( + $cache_server['hostname'], + $cache_server['port'], + $cache_server['weight'] + ); + } } + + return TRUE; } // ------------------------------------------------------------------------ - /** * Is supported * @@ -189,15 +228,14 @@ class CI_Cache_memcached extends CI_Driver { */ public function is_supported() { - if ( ! extension_loaded('memcached')) + if ( ! extension_loaded('memcached') && ! extension_loaded('memcache')) { log_message('error', 'The Memcached Extension must be loaded to use Memcached Cache.'); - + return FALSE; } - - $this->_setup_memcached(); - return TRUE; + + return $this->_setup_memcached(); } // ------------------------------------------------------------------------ |