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msd2/phpBB3/phpbb/cron/task/wrapper.php

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+<?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\cron\task;
+
+/**
+* Cron task wrapper class.
+* Enhances cron tasks with convenience methods that work identically for all tasks.
+*/
+class wrapper
+{
+	protected $task;
+	protected $phpbb_root_path;
+	protected $php_ext;
+
+	/**
+	* Constructor.
+	*
+	* Wraps a task $task, which must implement cron_task interface.
+	*
+	* @param \phpbb\cron\task\task $task The cron task to wrap.
+	* @param string $phpbb_root_path Relative path to phpBB root
+	* @param string $php_ext PHP file extension
+	*/
+	public function __construct(\phpbb\cron\task\task $task, $phpbb_root_path, $php_ext)
+	{
+		$this->task = $task;
+		$this->phpbb_root_path = $phpbb_root_path;
+		$this->php_ext = $php_ext;
+	}
+
+	/**
+	* Returns whether the wrapped task is parametrised.
+	*
+	* Parametrized tasks accept parameters during initialization and must
+	* normally be scheduled with parameters.
+	*
+	* @return bool		Whether or not this task is parametrized.
+	*/
+	public function is_parametrized()
+	{
+		return $this->task instanceof \phpbb\cron\task\parametrized;
+	}
+
+	/**
+	* Returns whether the wrapped task is ready to run.
+	*
+	* A task is ready to run when it is runnable according to current configuration
+	* and enough time has passed since it was last run.
+	*
+	* @return bool		Whether the wrapped task is ready to run.
+	*/
+	public function is_ready()
+	{
+		return $this->task->is_runnable() && $this->task->should_run();
+	}
+
+	/**
+	* Returns a url through which this task may be invoked via web.
+	*
+	* When system cron is not in use, running a cron task is accomplished
+	* by outputting an image with the url returned by this function as
+	* source.
+	*
+	* @return string		URL through which this task may be invoked.
+	*/
+	public function get_url()
+	{
+		$name = $this->get_name();
+		if ($this->is_parametrized())
+		{
+			$params = $this->task->get_parameters();
+			$extra = '';
+			foreach ($params as $key => $value)
+			{
+				$extra .= '&amp;' . $key . '=' . urlencode($value);
+			}
+		}
+		else
+		{
+			$extra = '';
+		}
+		$url = append_sid($this->phpbb_root_path . 'cron.' . $this->php_ext, 'cron_type=' . $name . $extra);
+		return $url;
+	}
+
+	/**
+	* Forwards all other method calls to the wrapped task implementation.
+	*
+	* @return mixed
+	*/
+	public function __call($name, $args)
+	{
+		return call_user_func_array(array($this->task, $name), $args);
+	}
+}