refactoring for dependency injection and testability.

laravel/database/connector/mysql.php

@@ -0,0 +1,37 @@
+<?php namespace Laravel\DB\Connector;
+
+use Laravel\DB\Connector;
+
+class MySQL extends Connector {
+
+	/**
+	 * Establish a PDO database connection.
+	 *
+	 * @param  array  $config
+	 * @return PDO
+	 */
+	public function connect($config)
+	{
+		$dsn = $config['driver'].':host='.$config['host'].';dbname='.$config['database'];
+
+		if (isset($config['port']))
+		{
+			$dsn .= ';port='.$config['port'];
+		}
+
+		if (isset($config['socket']))
+		{
+			$dsn .= ';unix_socket='.$config['socket'];
+		}
+
+		$connection = new \PDO($dsn, $config['username'], $config['password'], $this->options);
+
+		if (isset($config['charset']))
+		{
+			$connection->prepare("SET NAMES '".$config['charset']."'")->execute();
+		}
+
+		return $connection;
+	}
+
+}