148 lines
3.4 KiB
PHP
Executable File
148 lines
3.4 KiB
PHP
Executable File
<?php
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namespace Doctrine\Common\Cache;
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use Predis\ClientInterface;
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use function array_combine;
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use function array_filter;
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use function array_map;
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use function array_values;
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use function call_user_func_array;
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use function serialize;
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use function unserialize;
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/**
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* Predis cache provider.
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*
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* @deprecated Deprecated without replacement in doctrine/cache 1.11. This class will be dropped in 2.0
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*/
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class PredisCache extends CacheProvider
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{
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/** @var ClientInterface */
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private $client;
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public function __construct(ClientInterface $client)
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{
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$this->client = $client;
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}
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/**
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* {@inheritdoc}
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*/
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protected function doFetch($id)
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{
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$result = $this->client->get($id);
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if ($result === null) {
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return false;
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}
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return unserialize($result);
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}
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/**
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* {@inheritdoc}
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*/
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protected function doFetchMultiple(array $keys)
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{
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$fetchedItems = call_user_func_array([$this->client, 'mget'], array_values($keys));
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return array_map('unserialize', array_filter(array_combine($keys, $fetchedItems)));
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}
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/**
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* {@inheritdoc}
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*/
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protected function doSaveMultiple(array $keysAndValues, $lifetime = 0)
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{
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if ($lifetime) {
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$success = true;
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// Keys have lifetime, use SETEX for each of them
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foreach ($keysAndValues as $key => $value) {
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$response = (string) $this->client->setex($key, $lifetime, serialize($value));
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if ($response == 'OK') {
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continue;
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}
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$success = false;
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}
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return $success;
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}
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// No lifetime, use MSET
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$response = $this->client->mset(array_map(static function ($value) {
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return serialize($value);
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}, $keysAndValues));
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return (string) $response == 'OK';
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}
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/**
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* {@inheritdoc}
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*/
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protected function doContains($id)
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{
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return (bool) $this->client->exists($id);
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}
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/**
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* {@inheritdoc}
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*/
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protected function doSave($id, $data, $lifeTime = 0)
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{
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$data = serialize($data);
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if ($lifeTime > 0) {
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$response = $this->client->setex($id, $lifeTime, $data);
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} else {
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$response = $this->client->set($id, $data);
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}
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return $response === true || $response == 'OK';
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}
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/**
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* {@inheritdoc}
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*/
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protected function doDelete($id)
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{
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return $this->client->del($id) >= 0;
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}
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/**
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* {@inheritdoc}
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*/
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protected function doDeleteMultiple(array $keys)
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{
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return $this->client->del($keys) >= 0;
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}
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/**
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* {@inheritdoc}
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*/
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protected function doFlush()
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{
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$response = $this->client->flushdb();
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return $response === true || $response == 'OK';
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}
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/**
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* {@inheritdoc}
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*/
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protected function doGetStats()
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{
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$info = $this->client->info();
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return [
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Cache::STATS_HITS => $info['Stats']['keyspace_hits'],
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Cache::STATS_MISSES => $info['Stats']['keyspace_misses'],
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Cache::STATS_UPTIME => $info['Server']['uptime_in_seconds'],
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Cache::STATS_MEMORY_USAGE => $info['Memory']['used_memory'],
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Cache::STATS_MEMORY_AVAILABLE => false,
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];
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}
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}
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