Moved cache drivers outside core to extensions (plugins)

plugins/cache-redis/Predis/Configuration/ProfileOption.php

@@ -0,0 +1,69 @@
+<?php
+
+/*
+ * This file is part of the Predis package.
+ *
+ * (c) Daniele Alessandri <suppakilla@gmail.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Predis\Configuration;
+
+use Predis\Profile\Factory;
+use Predis\Profile\ProfileInterface;
+use Predis\Profile\RedisProfile;
+
+/**
+ * Configures the server profile to be used by the client to create command
+ * instances depending on the specified version of the Redis server.
+ *
+ * @author Daniele Alessandri <suppakilla@gmail.com>
+ */
+class ProfileOption implements OptionInterface
+{
+    /**
+     * Sets the commands processors that need to be applied to the profile.
+     *
+     * @param OptionsInterface $options Client options.
+     * @param ProfileInterface $profile Server profile.
+     */
+    protected function setProcessors(OptionsInterface $options, ProfileInterface $profile)
+    {
+        if (isset($options->prefix) && $profile instanceof RedisProfile) {
+            // NOTE: directly using __get('prefix') is actually a workaround for
+            // HHVM 2.3.0. It's correct and respects the options interface, it's
+            // just ugly. We will remove this hack when HHVM will fix re-entrant
+            // calls to __get() once and for all.
+
+            $profile->setProcessor($options->__get('prefix'));
+        }
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function filter(OptionsInterface $options, $value)
+    {
+        if (is_string($value)) {
+            $value = Factory::get($value);
+            $this->setProcessors($options, $value);
+        } elseif (!$value instanceof ProfileInterface) {
+            throw new \InvalidArgumentException('Invalid value for the profile option.');
+        }
+
+        return $value;
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function getDefault(OptionsInterface $options)
+    {
+        $profile = Factory::getDefault();
+        $this->setProcessors($options, $profile);
+
+        return $profile;
+    }
+}