Moved cache drivers outside core to extensions (plugins)

plugins/cache-redis/Predis/Command/ZSetRange.php

@@ -0,0 +1,105 @@
+<?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\Command;
+
+/**
+ * @link http://redis.io/commands/zrange
+ *
+ * @author Daniele Alessandri <suppakilla@gmail.com>
+ */
+class ZSetRange extends Command
+{
+    /**
+     * {@inheritdoc}
+     */
+    public function getId()
+    {
+        return 'ZRANGE';
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    protected function filterArguments(array $arguments)
+    {
+        if (count($arguments) === 4) {
+            $lastType = gettype($arguments[3]);
+
+            if ($lastType === 'string' && strtoupper($arguments[3]) === 'WITHSCORES') {
+                // Used for compatibility with older versions
+                $arguments[3] = array('WITHSCORES' => true);
+                $lastType = 'array';
+            }
+
+            if ($lastType === 'array') {
+                $options = $this->prepareOptions(array_pop($arguments));
+
+                return array_merge($arguments, $options);
+            }
+        }
+
+        return $arguments;
+    }
+
+    /**
+     * Returns a list of options and modifiers compatible with Redis.
+     *
+     * @param array $options List of options.
+     *
+     * @return array
+     */
+    protected function prepareOptions($options)
+    {
+        $opts = array_change_key_case($options, CASE_UPPER);
+        $finalizedOpts = array();
+
+        if (!empty($opts['WITHSCORES'])) {
+            $finalizedOpts[] = 'WITHSCORES';
+        }
+
+        return $finalizedOpts;
+    }
+
+    /**
+     * Checks for the presence of the WITHSCORES modifier.
+     *
+     * @return bool
+     */
+    protected function withScores()
+    {
+        $arguments = $this->getArguments();
+
+        if (count($arguments) < 4) {
+            return false;
+        }
+
+        return strtoupper($arguments[3]) === 'WITHSCORES';
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function parseResponse($data)
+    {
+        if ($this->withScores()) {
+            $result = array();
+
+            for ($i = 0; $i < count($data); ++$i) {
+                $result[$data[$i]] = $data[++$i];
+            }
+
+            return $result;
+        }
+
+        return $data;
+    }
+}