47 lines
1.1 KiB
PHP
47 lines
1.1 KiB
PHP
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<?php
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namespace Guzzle\Service;
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use Guzzle\Cache\CacheAdapterInterface;
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/**
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* Decorator that adds caching to a service description loader
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*/
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class CachingConfigLoader implements ConfigLoaderInterface
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{
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/** @var ConfigLoaderInterface */
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protected $loader;
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/** @var CacheAdapterInterface */
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protected $cache;
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/**
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* @param ConfigLoaderInterface $loader Loader used to load the config when there is a cache miss
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* @param CacheAdapterInterface $cache Object used to cache the loaded result
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*/
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public function __construct(ConfigLoaderInterface $loader, CacheAdapterInterface $cache)
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{
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$this->loader = $loader;
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$this->cache = $cache;
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}
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public function load($config, array $options = array())
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{
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if (!is_string($config)) {
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$key = false;
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} else {
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$key = 'loader_' . crc32($config);
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if ($result = $this->cache->fetch($key)) {
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return $result;
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}
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}
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$result = $this->loader->load($config, $options);
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if ($key) {
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$this->cache->save($key, $result);
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}
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return $result;
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}
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}
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