[ticket/13645] Proper OOP for feeds

PHPBB3-13645

phpBB/phpbb/feed/feed_interface.php

@@ -0,0 +1,67 @@
+<?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\feed;
+
+/**
+ * Interface implemented by all feeds types
+ */
+interface feed_interface
+{
+	/**
+	 * Set keys.
+	 */
+	public function set_keys();
+
+	/**
+	 * Open feed
+	 */
+	public function open();
+
+	/**
+	 * Close feed
+	 */
+	public function close();
+
+	/**
+	 * Set key
+	 *
+	 * @param string $key Key
+	 * @param mixed $value Value
+	 */
+	public function set($key, $value);
+
+	/**
+	 * Get key
+	 *
+	 * @param string $key Key
+	 * @return mixed
+	 */
+	public function get($key);
+
+	/**
+	 * Get the next post in the feed
+	 *
+	 * @return array
+	 */
+	public function get_item();
+
+	/**
+	 * Adjust a feed entry
+	 *
+	 * @param $item_row
+	 * @param $row
+	 * @return array
+	 */
+	public function adjust_item(&$item_row, &$row);
+}