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<?php |
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declare(strict_types=1); |
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namespace App\Auth\Dispensary; |
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use App\Auth\Dispensary\Exceptions\TokenExpired; |
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use Illuminate\Contracts\Auth\Authenticatable; |
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use Illuminate\Contracts\Cache\Repository; |
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use Illuminate\Contracts\Hashing\Hasher; |
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use Illuminate\Support\Str; |
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use function class_basename; |
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final class Dispensary |
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{ |
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private Repository $cache; |
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private Hasher $hasher; |
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private int $ttl; |
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private int $chars; |
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public function __construct(Repository $cache, Hasher $hasher, int $ttl = 60, int $chars = 128) |
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{ |
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$this->cache = $cache; |
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$this->hasher = $hasher; |
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$this->ttl = $ttl; |
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$this->chars = $chars; |
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} |
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public function dispense(Authenticatable $user): string |
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{ |
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$token = $this->generateToken(); |
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$this->cache->put($this->getCacheKey($user), $this->hasher->make($token), $this->ttl); |
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return $token; |
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} |
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/** |
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* @param \Illuminate\Contracts\Auth\Authenticatable $user |
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* @param string $token |
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* @return bool |
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* @throws \App\Auth\Dispensary\Exceptions\TokenExpired |
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* @throws \Psr\SimpleCache\InvalidArgumentException |
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*/ |
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public function verify(Authenticatable $user, string $token): bool |
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{ |
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$hashedToken = $this->cache->get($this->getCacheKey($user)); |
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if (null === $hashedToken) { |
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throw new TokenExpired(); |
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} |
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return $this->hasher->check($token, $hashedToken); |
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} |
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private function generateToken(): string |
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{ |
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return Str::random($this->chars); |
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} |
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private function getCacheKey(Authenticatable $user) |
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{ |
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return implode('_', [ |
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class_basename($user), |
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'Token', |
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$user->getAuthIdentifier(), |
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]); |
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} |
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} |
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kingscode /
laravel-api-starter
