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<?php namespace Illuminate\Cache;
use Illuminate\Redis\Database as Redis;
class RedisStore extends TaggableStore implements StoreInterface {
/**
* The Redis database connection.
*
* @var \Illuminate\Redis\Database
*/
protected $redis;
/**
* A string that should be prepended to keys.
*
* @var string
*/
protected $prefix;
/**
* The Redis connection that should be used.
*
* @var string
*/
protected $connection;
/**
* Create a new Redis store.
*
* @param \Illuminate\Redis\Database $redis
* @param string $prefix
* @param string $connection
* @return void
*/
public function __construct(Redis $redis, $prefix = '', $connection = 'default')
{
$this->redis = $redis;
$this->connection = $connection;
$this->prefix = strlen($prefix) > 0 ? $prefix.':' : '';
}
/**
* Retrieve an item from the cache by key.
*
* @param string $key
* @return mixed
*/
public function get($key)
{
if ( ! is_null($value = $this->connection()->get($this->prefix.$key)))
{
return is_numeric($value) ? $value : unserialize($value);
}
}
/**
* Store an item in the cache for a given number of minutes.
*
* @param string $key
* @param mixed $value
* @param int $minutes
* @return void
*/
public function put($key, $value, $minutes)
{
$value = is_numeric($value) ? $value : serialize($value);
$this->connection()->set($this->prefix.$key, $value);
$this->connection()->expire($this->prefix.$key, $minutes * 60);
}
/**
* Increment the value of an item in the cache.
*
* @param string $key
* @param mixed $value
* @return void
*/
public function increment($key, $value = 1)
{
return $this->connection()->incrby($this->prefix.$key, $value);
}
/**
* Increment the value of an item in the cache.
*
* @param string $key
* @param mixed $value
* @return void
*/
public function decrement($key, $value = 1)
{
return $this->connection()->decrby($this->prefix.$key, $value);
}
/**
* Store an item in the cache indefinitely.
*
* @param string $key
* @param mixed $value
* @return void
*/
public function forever($key, $value)
{
$value = is_numeric($value) ? $value : serialize($value);
$this->connection()->set($this->prefix.$key, $value);
}
/**
* Remove an item from the cache.
*
* @param string $key
* @return void
*/
public function forget($key)
{
$this->connection()->del($this->prefix.$key);
}
/**
* Remove all items from the cache.
*
* @return void
*/
public function flush()
{
$this->connection()->flushdb();
}
/**
* Begin executing a new tags operation.
*
* @param array|dynamic $names
* @return \Illuminate\Cache\RedisTaggedCache
*/
public function tags($names)
{
return new RedisTaggedCache($this, new TagSet($this, is_array($names) ? $names : func_get_args()));
}
/**
* Get the Redis connection instance.
*
* @return \Predis\Connection\SingleConnectionInterface
*/
public function connection()
{
return $this->redis->connection($this->connection);
}
/**
* Set the connection name to be used.
*
* @param string $connection
* @return void
*/
public function setConnection($connection)
{
$this->connection = $connection;
}
/**
* Get the Redis database instance.
*
* @return \Illuminate\Redis\Database
*/
public function getRedis()
{
return $this->redis;
}
/**
* Get the cache key prefix.
*
* @return string
*/
public function getPrefix()
{
return $this->prefix;
}
}
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