Redis implementation, #16

git-svn-id: svn+ssh://code.netmonsters.ru/svn/majestic/branches/evo@149 4cb57b5f-5bbd-dd11-951b-001d605cbbc5
2010-07-19 15:06:01 +00:00
parent 70ccc8bc26
commit 8a6f6097bf
8 changed files with 185 additions and 195 deletions
--- a/RedisManager.php
+++ b/RedisManager.php
@ -0,0 +1,61 @@
+<?php
+/**
+ * @copyright NetMonsters <team@netmonsters.ru>
+ * @link http://netmonsters.ru
+ * @package Majestic
+ * @subpackage Redis
+ * @since 2010-07-17
+ * @version SVN: $Id$
+ * @filesource $URL$
+ */
+
+class RedisManager
+{
+    
+    /**
+     * Redis connections
+     * 
+     * @var array
+     */
+    static protected $connections = array();
+    
+    /**
+     * Connect to redis
+     * 
+     * @param string $name connection name. If not set 'default' will be used.
+     * @param array $config Configuration array.
+     *                       
+     * @return Redis
+     */
+    static public function connect($name = 'default', $config = null)
+    {
+        if (!isset(self::$connections[$name])) {
+            if (!$config) {
+                $config = Config::get('Redis')->$name;
+            }
+                
+            if (!is_array($config)) {
+                throw new Exception('Connection parameters must be an array');
+            }
+            
+            $host = isset($config['host']) ? $config['host'] : 'localhost';
+            $port = isset($config['port']) ? $config['port'] : 6379;
+            $database = isset($config['database']) ? $config['database'] : 0;
+            
+            /**
+             * @var Redis
+             */
+            $connection = new Redis();
+            if (!$connection->connect($host, $port)) {
+                throw new Exception('Failed to connect to Redis server at ' . $host . ':' . $port);
+            }
+            if ($database) {
+                if (!$connection->select($database)) {
+                    throw new Exception('Failed to select Redis database with index ' . $database);
+                }
+            }
+            self::$connections[$name] = $connection;
+        }
+        return self::$connections[$name];
+    }
+}