68 lines
1.4 KiB
PHP
68 lines
1.4 KiB
PHP
<?php declare(strict_types=1);
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/**
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* Banker
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*
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* A Caching library implementing psr/cache
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*
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* PHP version 7.2
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*
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* @package Banker
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* @author Timothy J. Warren <tim@timshomepage.net>
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* @copyright 2016 - 2019 Timothy J. Warren
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* @license http://www.opensource.org/licenses/mit-license.html MIT License
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* @version 3.0.0
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* @link https://git.timshomepage.net/timw4mail/banker
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*/
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namespace Aviat\Banker\Driver;
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use Aviat\Banker\LoggerTrait;
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use Psr\Log\LoggerAwareInterface;
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/**
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* Base class for cache backends
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*/
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abstract class AbstractDriver implements DriverInterface, LoggerAwareInterface {
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use LoggerTrait;
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/**
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* Data to be stored later
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*
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* @var array
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*/
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protected $deferred = [];
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/**
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* Common constructor interface for driver classes
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*
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* @param array $config - Connection parameters for the specified backend
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* @param array $options - Special connection options for the specified backend
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*/
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abstract public function __construct(array $config = [], array $options = []);
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/**
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* Common destructor
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*/
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abstract public function __destruct();
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/**
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* Retrieve a set of values by their cache key
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*
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* @param string[] $keys
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* @return array
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*/
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public function getMultiple(array $keys = []): array
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{
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$output = [];
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foreach ($keys as $key)
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{
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if ($this->exists($key))
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{
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$output[$key] = $this->get($key);
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}
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}
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return $output;
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}
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} |