71 lines
1.7 KiB
PHP
71 lines
1.7 KiB
PHP
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<?php
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namespace Rails\Cache\Store;
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use Memcached;
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use Rails;
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class MemCachedStore extends AbstractStore
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{
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/**
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* Instance of Memcached.
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*/
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private $connection;
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public function __construct(array $servers)
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{
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if (!$servers)
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$servers = [['localhost', 11211]];
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$this->connection = new Memcached('Rails.Application.' . Rails::application()->name());
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$this->connection->addServers($servers);
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}
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public function connection()
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{
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return $this->connection;
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}
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public function read($key, array $params = [])
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{
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$value = $this->connection->get($key);
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if (!$value) {
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if ($this->connection->getResultCode() == Memcached::RES_NOTFOUND) {
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return null;
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} else {
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# There was some kind of error.
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}
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} else {
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return unserialize($value);
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}
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}
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public function write($key, $val, array $params)
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{
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$val = serialize($val);
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if (isset($params['expires_in'])) {
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if (!ctype_digit((string)$params['expires_in']))
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$expires_in = strtotime('+' . $params['expires_in']);
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} else
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$expires_in = 0;
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$resp = $this->connection->add($key, $val, $expires_in);
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}
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public function delete($key, array $params)
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{
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$time = !empty($params['time']) ? $params['time'] : 0;
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return $this->connection->delete($key, $time);
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}
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public function exists($key, array $params)
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{
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if ($this->connection->get($key))
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return true;
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else {
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# An error could have occured.
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return false;
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}
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}
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}
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