[ticket/15540] Refactor search backend classes to Symfony services

PHPBB3-15540

phpBB/phpbb/search/search_backend_factory.php

@@ -0,0 +1,64 @@
+<?php
+/**
+ *
+ * This file is part of the phpBB Forum Software package.
+ *
+ * @copyright (c) phpBB Limited <https://www.phpbb.com>
+ * @license GNU General Public License, version 2 (GPL-2.0)
+ *
+ * For full copyright and license information, please see
+ * the docs/CREDITS.txt file.
+ *
+ */
+
+namespace phpbb\search;
+
+use phpbb\config\config;
+use phpbb\di\service_collection;
+
+class search_backend_factory
+{
+	/**
+	 * @var \phpbb\config\config
+	 */
+	protected $config;
+
+	/**
+	 * @var \phpbb\di\service_collection
+	 */
+	protected $search_backends;
+
+	/**
+	 * Constructor
+	 *
+	 * @param \phpbb\config\config				$config
+	 * @param \phpbb\di\service_collection		$search_backends
+	 */
+	public function __construct(config $config, service_collection $search_backends)
+	{
+		$this->config = $config;
+		$this->search_backends = $search_backends;
+	}
+
+	/**
+	 * Obtains a specified search backend
+	 *
+	 * @param string	$class
+	 *
+	 * @return \phpbb\search\backend\search_backend_interface
+	 */
+	public function get($class)
+	{
+		return $this->search_backends->get_by_class($class);
+	}
+
+	/**
+	 * Obtains active search backend
+	 *
+	 * @return \phpbb\search\backend\search_backend_interface
+	 */
+	public function get_active()
+	{
+		return $this->get($this->config['search_type']);
+	}
+}