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Commit 1ae92f6

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nicolas-grekasnicolas-grekas
committed
[Cache] Create PSR-16 variants of all PSR-6 adapters
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48 files changed

+2314
-67
lines changed

‎src/Symfony/Component/Cache/Adapter/ApcuAdapter.php

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<?php
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/*
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* This file is part of the Symfony package.
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*
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* (c) Fabien Potencier <fabien@symfony.com>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Symfony\Component\Cache\Adapter;
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use Symfony\Component\Cache\Traits\ApcuTrait;
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class ApcuAdapter extends AbstractAdapter
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{
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use ApcuTrait;
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public function __construct($namespace = '', $defaultLifetime = 0, $version = null)
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{
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$this->init($namespace, $defaultLifetime, $version);
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}
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}

‎src/Symfony/Component/Cache/Adapter/DoctrineAdapter.php

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<?php
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/*
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* This file is part of the Symfony package.
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*
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* (c) Fabien Potencier <fabien@symfony.com>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Symfony\Component\Cache\Adapter;
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use Doctrine\Common\Cache\CacheProvider;
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use Symfony\Component\Cache\Traits\DoctrineTrait;
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class DoctrineAdapter extends AbstractAdapter
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{
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use DoctrineTrait;
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public function __construct(CacheProvider $provider, $namespace = '', $defaultLifetime = 0)
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{
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parent::__construct('', $defaultLifetime);
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$this->provider = $provider;
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$provider->setNamespace($namespace);
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}
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}

‎src/Symfony/Component/Cache/Adapter/FilesystemAdapter.php

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<?php
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/*
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* This file is part of the Symfony package.
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*
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* (c) Fabien Potencier <fabien@symfony.com>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Symfony\Component\Cache\Adapter;
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use Symfony\Component\Cache\Traits\FilesystemTrait;
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class FilesystemAdapter extends AbstractAdapter
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{
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use FilesystemTrait;
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public function __construct($namespace = '', $defaultLifetime = 0, $directory = null)
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{
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parent::__construct('', $defaultLifetime);
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$this->init($namespace, $directory);
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}
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}

‎src/Symfony/Component/Cache/Adapter/MemcachedAdapter.php

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<?php
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/*
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* This file is part of the Symfony package.
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*
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* (c) Fabien Potencier <fabien@symfony.com>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Symfony\Component\Cache\Adapter;
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use Symfony\Component\Cache\Traits\MemcachedTrait;
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class MemcachedAdapter extends AbstractAdapter
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{
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use MemcachedTrait;
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protected $maxIdLength = 250;
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public function __construct(\Memcached $client, $namespace = '', $defaultLifetime = 0)
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{
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$this->init($client, $namespace, $defaultLifetime);
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}
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}

‎src/Symfony/Component/Cache/Adapter/PdoAdapter.php

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<?php
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/*
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* This file is part of the Symfony package.
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*
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* (c) Fabien Potencier <fabien@symfony.com>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Symfony\Component\Cache\Adapter;
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use Symfony\Component\Cache\Traits\PdoTrait;
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class PdoAdapter extends AbstractAdapter
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{
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use PdoTrait;
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protected $maxIdLength = 255;
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/**
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* Constructor.
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*
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* You can either pass an existing database connection as PDO instance or
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* a Doctrine DBAL Connection or a DSN string that will be used to
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* lazy-connect to the database when the cache is actually used.
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*
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* List of available options:
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* * db_table: The name of the table [default: cache_items]
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* * db_id_col: The column where to store the cache id [default: item_id]
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* * db_data_col: The column where to store the cache data [default: item_data]
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* * db_lifetime_col: The column where to store the lifetime [default: item_lifetime]
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* * db_time_col: The column where to store the timestamp [default: item_time]
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* * db_username: The username when lazy-connect [default: '']
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* * db_password: The password when lazy-connect [default: '']
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* * db_connection_options: An array of driver-specific connection options [default: array()]
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*
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* @param \PDO|Connection|string $connOrDsn A \PDO or Connection instance or DSN string or null
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* @param string $namespace
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* @param int $defaultLifetime
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* @param array $options An associative array of options
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*
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* @throws InvalidArgumentException When first argument is not PDO nor Connection nor string
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* @throws InvalidArgumentException When PDO error mode is not PDO::ERRMODE_EXCEPTION
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* @throws InvalidArgumentException When namespace contains invalid characters
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*/
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public function __construct($connOrDsn, $namespace = '', $defaultLifetime = 0, array $options = array())
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{
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$this->init($connOrDsn, $namespace, $defaultLifetime, $options);
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}
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}

‎src/Symfony/Component/Cache/Adapter/PhpFilesAdapter.php

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<?php
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/*
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* This file is part of the Symfony package.
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*
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* (c) Fabien Potencier <fabien@symfony.com>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Symfony\Component\Cache\Adapter;
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use Symfony\Component\Cache\Traits\PhpFilesTrait;
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class PhpFilesAdapter extends AbstractAdapter
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{
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use PhpFilesTrait;
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public function __construct($namespace = '', $defaultLifetime = 0, $directory = null)
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{
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if (!static::isSupported()) {
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throw new CacheException('OPcache is not enabled');
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}
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parent::__construct('', $defaultLifetime);
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$this->init($namespace, $directory);
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$e = new \Exception();
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$this->includeHandler = function () use ($e) { throw $e; };
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}
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}

‎src/Symfony/Component/Cache/Adapter/RedisAdapter.php

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<?php
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/*
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* This file is part of the Symfony package.
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*
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* (c) Fabien Potencier <fabien@symfony.com>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Symfony\Component\Cache\Adapter;
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use Symfony\Component\Cache\Traits\RedisTrait;
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class RedisAdapter extends AbstractAdapter
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{
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use RedisTrait;
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/**
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* @param \Redis|\RedisArray|\RedisCluster|\Predis\Client $redisClient
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*/
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public function __construct($redisClient, $namespace = '', $defaultLifetime = 0)
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{
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$this->init($redisClient, $namespace, $defaultLifetime);
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}
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}

‎src/Symfony/Component/Cache/Simple/AbstractCache.php

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<?php
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/*
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* This file is part of the Symfony package.
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*
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* (c) Fabien Potencier <fabien@symfony.com>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Symfony\Component\Cache\Simple;
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use Psr\Log\LoggerAwareInterface;
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use Psr\SimpleCache\CacheInterface;
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use Symfony\Component\Cache\CacheItem;
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use Symfony\Component\Cache\Exception\InvalidArgumentException;
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use Symfony\Component\Cache\Traits\AbstractTrait;
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/**
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* @author Nicolas Grekas <p@tchwork.com>
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*/
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abstract class AbstractCache implements CacheInterface, LoggerAwareInterface
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{
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use AbstractTrait {
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deleteItems as private;
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AbstractTrait::deleteItem as delete;
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AbstractTrait::hasItem as has;
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}
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private $defaultLifetime;
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protected function __construct($namespace = '', $defaultLifetime = 0)
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{
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$this->defaultLifetime = max(0, (int) $defaultLifetime);
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$this->namespace = '' === $namespace ? '' : $this->getId($namespace).':';
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if (null !== $this->maxIdLength && strlen($namespace) > $this->maxIdLength - 24) {
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throw new InvalidArgumentException(sprintf('Namespace must be %d chars max, %d given ("%s")', $this->maxIdLength - 24, strlen($namespace), $namespace));
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}
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}
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/**
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* {@inheritdoc}
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*/
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public function get($key, $default = null)
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{
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$id = $this->getId($key);
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try {
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foreach ($this->doFetch(array($id)) as $value) {
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return $value;
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}
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} catch (\Exception $e) {
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CacheItem::log($this->logger, 'Failed to fetch key "{key}"', array('key' => $key, 'exception' => $e));
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}
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return $default;
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}
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/**
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* {@inheritdoc}
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*/
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public function set($key, $value, $ttl = null)
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{
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CacheItem::validateKey($key);
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return $this->setMultiple(array($key => $value), $ttl);
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}
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/**
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* {@inheritdoc}
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*/
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public function getMultiple($keys, $default = null)
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{
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if ($keys instanceof \Traversable) {
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$keys = iterator_to_array($keys, false);
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} elseif (!is_array($keys)) {
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throw new InvalidArgumentException(sprintf('Cache keys must be array or Traversable, "%s" given', is_object($keys) ? get_class($keys) : gettype($keys)));
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}
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$ids = array();
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foreach ($keys as $key) {
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$ids[] = $this->getId($key);
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}
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try {
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$values = $this->doFetch($ids);
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} catch (\Exception $e) {
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CacheItem::log($this->logger, 'Failed to fetch requested values', array('keys' => $keys, 'exception' => $e));
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$values = array();
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}
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$ids = array_combine($ids, $keys);
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return $this->generateValues($values, $ids, $default);
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}
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/**
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* {@inheritdoc}
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*/
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public function setMultiple($values, $ttl = null)
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{
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if (!is_array($values) && !$values instanceof \Traversable) {
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throw new InvalidArgumentException(sprintf('Cache values must be array or Traversable, "%s" given', is_object($values) ? get_class($values) : gettype($values)));
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}
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$valuesById = array();
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foreach ($values as $key => $value) {
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if (is_int($key)) {
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$key = (string) $key;
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}
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$valuesById[$this->getId($key)] = $value;
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}
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if (false === $ttl = $this->normalizeTtl($ttl)) {
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return $this->doDelete(array_keys($valuesById));
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}
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try {
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$e = $this->doSave($valuesById, $ttl);
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} catch (\Exception $e) {
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}
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if (true === $e || array() === $e) {
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return true;
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}
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$keys = array();
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foreach (is_array($e) ? $e : array_keys($valuesById) as $id) {
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$keys[] = substr($id, strlen($this->namespace));
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}
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CacheItem::log($this->logger, 'Failed to save values', array('keys' => $keys, 'exception' => $e instanceof \Exception ? $e : null));
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return false;
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}
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/**
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* {@inheritdoc}
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*/
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public function deleteMultiple($keys)
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{
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if ($keys instanceof \Traversable) {
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$keys = iterator_to_array($keys, false);
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} elseif (!is_array($keys)) {
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throw new InvalidArgumentException(sprintf('Cache keys must be array or Traversable, "%s" given', is_object($keys) ? get_class($keys) : gettype($keys)));
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}
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return $this->deleteItems($keys);
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}
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private function normalizeTtl($ttl)
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{
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if (null === $ttl) {
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return $this->defaultLifetime;
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}
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if ($ttl instanceof \DateInterval) {
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$ttl = (int) \DateTime::createFromFormat('U', 0)->add($ttl)->format('U');
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}
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if (is_int($ttl)) {
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return 0 < $ttl ? $ttl : false;
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}
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throw new InvalidArgumentException(sprintf('Expiration date must be an integer, a DateInterval or null, "%s" given', is_object($ttl) ? get_class($ttl) : gettype($ttl)));
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}
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private function generateValues($values, &$keys, $default)
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{
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try {
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foreach ($values as $id => $value) {
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$key = $keys[$id];
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unset($keys[$id]);
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yield $key => $value;
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}
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} catch (\Exception $e) {
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CacheItem::log($this->logger, 'Failed to fetch requested values', array('keys' => array_values($keys), 'exception' => $e));
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}
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foreach ($keys as $key) {
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yield $key => $default;
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}
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}
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}

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