1 files changed, 46 insertions, 0 deletions
diff --git a/vendor/guzzle/guzzle/src/Guzzle/Service/CachingConfigLoader.php b/vendor/guzzle/guzzle/src/Guzzle/Service/CachingConfigLoader.php
new file mode 100644
index 0000000..26f8360
--- /dev/null
+++ b/vendor/guzzle/guzzle/src/Guzzle/Service/CachingConfigLoader.php
@@ -0,0 +1,46 @@
+<?php
+
+namespace Guzzle\Service;
+
+use Guzzle\Cache\CacheAdapterInterface;
+
+/**
+ * Decorator that adds caching to a service description loader
+ */
+class CachingConfigLoader implements ConfigLoaderInterface
+{
+    /** @var ConfigLoaderInterface */
+    protected $loader;
+
+    /** @var CacheAdapterInterface */
+    protected $cache;
+
+    /**
+     * @param ConfigLoaderInterface $loader Loader used to load the config when there is a cache miss
+     * @param CacheAdapterInterface $cache  Object used to cache the loaded result
+     */
+    public function __construct(ConfigLoaderInterface $loader, CacheAdapterInterface $cache)
+    {
+        $this->loader = $loader;
+        $this->cache = $cache;
+    }
+
+    public function load($config, array $options = array())
+    {
+        if (!is_string($config)) {
+            $key = false;
+        } else {
+            $key = 'loader_' . crc32($config);
+            if ($result = $this->cache->fetch($key)) {
+                return $result;
+            }
+        }
+
+        $result = $this->loader->load($config, $options);
+        if ($key) {
+            $this->cache->save($key, $result);
+        }
+
+        return $result;
+    }
+}