55 lines
1.1 KiB
PHP
55 lines
1.1 KiB
PHP
<?php namespace Laravel;
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class Memcached {
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/**
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* The Memcache instance.
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*
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* @var Memcache
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*/
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private static $instance = null;
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/**
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* Get the singleton Memcache instance.
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*
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* @return Memcache
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*/
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public static function instance()
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{
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if (is_null(static::$instance))
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{
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static::$instance = static::connect(Config::get('cache.servers'));
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}
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return static::$instance;
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}
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/**
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* Connect to the configured Memcached servers.
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*
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* @param array $servers
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* @return Memcache
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*/
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private static function connect($servers)
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{
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if ( ! class_exists('Memcache'))
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{
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throw new \Exception('Attempting to use Memcached, but the Memcached PHP extension is not installed on this server.');
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}
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$memcache = new \Memcache;
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foreach ($servers as $server)
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{
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$memcache->addServer($server['host'], $server['port'], true, $server['weight']);
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}
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if ($memcache->getVersion() === false)
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{
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throw new \Exception('Memcached is configured. However, no connections could be made. Please verify your memcached configuration.');
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}
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return $memcache;
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}
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} |