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<?php
/*
* This file is part of jwt-auth.
*
* (c) Sean Tymon <tymon148@gmail.com>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Tymon\JWTAuth\Providers\Storage;
use BadMethodCallException;
use Illuminate\Contracts\Cache\Repository as CacheContract;
use Psr\SimpleCache\CacheInterface as PsrCacheInterface;
use Tymon\JWTAuth\Contracts\Providers\Storage;
class Illuminate implements Storage
{
/**
* The cache repository contract.
*
* @var \Illuminate\Contracts\Cache\Repository
*/
protected $cache;
/**
* The used cache tag.
*
* @var string
*/
protected $tag = 'tymon.jwt';
/**
* @var bool
*/
protected $supportsTags;
/**
* @var string|null
*/
protected $laravelVersion;
/**
* Constructor.
*
* @param \Illuminate\Contracts\Cache\Repository $cache
* @return void
*/
public function __construct(CacheContract $cache)
{
$this->cache = $cache;
}
/**
* Add a new item into storage.
*
* @param string $key
* @param mixed $value
* @param int $minutes
* @return void
*/
public function add($key, $value, $minutes)
{
// If the laravel version is 5.8 or higher then convert minutes to seconds.
if ($this->laravelVersion !== null
&& is_int($minutes)
&& version_compare($this->laravelVersion, '5.8', '>=')
) {
$minutes = $minutes * 60;
}
$this->cache()->put($key, $value, $minutes);
}
/**
* Add a new item into storage forever.
*
* @param string $key
* @param mixed $value
* @return void
*/
public function forever($key, $value)
{
$this->cache()->forever($key, $value);
}
/**
* Get an item from storage.
*
* @param string $key
* @return mixed
*/
public function get($key)
{
return $this->cache()->get($key);
}
/**
* Remove an item from storage.
*
* @param string $key
* @return bool
*/
public function destroy($key)
{
return $this->cache()->forget($key);
}
/**
* Remove all items associated with the tag.
*
* @return void
*/
public function flush()
{
$this->cache()->flush();
}
/**
* Return the cache instance with tags attached.
*
* @return \Illuminate\Contracts\Cache\Repository
*/
protected function cache()
{
if ($this->supportsTags === null) {
$this->determineTagSupport();
}
if ($this->supportsTags) {
return $this->cache->tags($this->tag);
}
return $this->cache;
}
/**
* Set the laravel version.
*/
public function setLaravelVersion($version)
{
$this->laravelVersion = $version;
return $this;
}
/**
* Detect as best we can whether tags are supported with this repository & store,
* and save our result on the $supportsTags flag.
*
* @return void
*/
protected function determineTagSupport()
{
// Laravel >= 5.1.28
if (method_exists($this->cache, 'tags') || $this->cache instanceof PsrCacheInterface) {
try {
// Attempt the repository tags command, which throws exceptions when unsupported
$this->cache->tags($this->tag);
$this->supportsTags = true;
} catch (BadMethodCallException $ex) {
$this->supportsTags = false;
}
} else {
// Laravel <= 5.1.27
if (method_exists($this->cache, 'getStore')) {
// Check for the tags function directly on the store
$this->supportsTags = method_exists($this->cache->getStore(), 'tags');
} else {
// Must be using custom cache repository without getStore(), and all bets are off,
// or we are mocking the cache contract (in testing), which will not create a getStore method
$this->supportsTags = false;
}
}
}
}
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