From d547add0788f3bee489c54a8c2642a90343e4cc2 Mon Sep 17 00:00:00 2001
From: Robin van der Vleuten <robinvdvleuten@gmail.com>
Date: Thu, 1 Mar 2012 17:13:11 +0100
Subject: [PATCH] CacheAdapterFactory created

---
 .../Factory/CacheAdapterFactory.php           | 51 +++++++++++++++++++
 Resources/config/adapter_factories.xml        |  3 ++
 Resources/config/gaufrette.xml                |  1 +
 3 files changed, 55 insertions(+)
 create mode 100644 DependencyInjection/Factory/CacheAdapterFactory.php

diff --git a/DependencyInjection/Factory/CacheAdapterFactory.php b/DependencyInjection/Factory/CacheAdapterFactory.php
new file mode 100644
index 0000000..a07654a
--- /dev/null
+++ b/DependencyInjection/Factory/CacheAdapterFactory.php
@@ -0,0 +1,51 @@
+<?php
+
+namespace Knp\Bundle\GaufretteBundle\DependencyInjection\Factory;
+
+use Symfony\Component\Config\Definition\Builder\NodeDefinition;
+use Symfony\Component\DependencyInjection\ContainerBuilder;
+use Symfony\Component\DependencyInjection\DefinitionDecorator;
+use Symfony\Component\DependencyInjection\Reference;
+
+/**
+ * Cache adapter factory
+ *
+ * @author Robin van der Vleuten <robinvdvleuten@gmail.com>
+ */
+class CacheAdapterFactory implements AdapterFactoryInterface
+{
+    /**
+     * {@inheritDoc}
+     */
+    public function create(ContainerBuilder $container, $id, array $config)
+    {
+    	$container
+            ->setDefinition($id, new DefinitionDecorator('knp_gaufrette.adapter.cache'))
+            ->addArgument(new Reference('gaufrette.' . $config['source'] . '_adapter'))
+            ->addArgument(new Reference('gaufrette.' . $config['cache'] . '_adapter'))
+            ->addArgument($config['ttl'])
+        ;
+    }
+
+    /**
+     * {@inheritDoc}
+     */
+    public function getKey()
+    {
+        return 'cache';
+    }
+
+    /**
+     * {@inheritDoc}
+     */
+    public function addConfiguration(NodeDefinition $node)
+    {
+        $node
+            ->children()
+                ->scalarNode('source')->isRequired()->cannotBeEmpty()->end()
+                ->scalarNode('cache')->isRequired()->cannotBeEmpty()->end()
+                ->scalarNode('ttl')->defaultValue(0)->end()
+            ->end()
+        ;
+    }
+}
diff --git a/Resources/config/adapter_factories.xml b/Resources/config/adapter_factories.xml
index 6adc9b2..4d52403 100644
--- a/Resources/config/adapter_factories.xml
+++ b/Resources/config/adapter_factories.xml
@@ -35,6 +35,9 @@
         <service id="knp_gaufrette.adapter.factory.apc" class="Knp\Bundle\GaufretteBundle\DependencyInjection\Factory\ApcAdapterFactory">
             <tag name="gaufrette.adapter.factory" />
         </service>
+        <service id="knp_gaufrette.adapter.factory.cache" class="Knp\Bundle\GaufretteBundle\DependencyInjection\Factory\CacheAdapterFactory">
+            <tag name="gaufrette.adapter.factory" />
+        </service>
 
     </services>
 
diff --git a/Resources/config/gaufrette.xml b/Resources/config/gaufrette.xml
index c901c08..20f3313 100644
--- a/Resources/config/gaufrette.xml
+++ b/Resources/config/gaufrette.xml
@@ -31,6 +31,7 @@
             <argument /><!-- prefix -->
             <argument /><!-- ttl -->
         </service>
+        <service id="knp_gaufrette.adapter.cache" class="Gaufrette\Adapter\Cache" abstract="true" public="false" />
         <service id="knp_gaufrette.filesystem_map" class="Knp\Bundle\GaufretteBundle\FilesystemMap">
             <argument /> <!-- map of filesystems -->
         </service>