[feature/system-cron] WIP on reorganizing cron tasks into classes.

PHPBB3-9596

phpBB/includes/cron_tasks/standard/queue.php

@@ -0,0 +1,64 @@
+<?php
+/**
+*
+* @package phpBB3
+* @version $Id$
+* @copyright (c) 2010 phpBB Group
+* @license http://opensource.org/licenses/gpl-license.php GNU Public License
+*
+*/
+
+/**
+* @ignore
+*/
+if (!defined('IN_PHPBB'))
+{
+	exit;
+}
+
+/**
+* Queue cron task. Sends email and jabber messages queued by other scripts.
+*
+* @package phpBB3
+*/
+class queue_cron_task extends cron_task_base
+{
+	/**
+	* Runs this cron task.
+	*/
+	public function run()
+	{
+		global $phpbb_root_path, $phpEx;
+		include_once($phpbb_root_path . 'includes/functions_messenger.' . $phpEx);
+		$queue = new queue();
+		$queue->process();
+	}
+
+	/**
+	* Returns whether this cron task can run, given current board configuration.
+	*/
+	public function is_runnable()
+	{
+		global $phpbb_root_path, $phpEx;
+		return file_exists($phpbb_root_path . 'cache/queue.' . $phpEx);
+	}
+
+	/**
+	* Returns whether this cron task should run now, because enough time
+	* has passed since it was last run.
+	*/
+	public function should_run()
+	{
+		global $config;
+		return $config['last_queue_run'] < time() - $config['queue_interval_config'];
+	}
+
+	/**
+	* Returns whether this cron task can be run in shutdown function.
+	*/
+	public function is_shutdown_function_safe()
+	{
+		global $config;
+		return !$config['smtp_delivery'];
+	}
+}