ScheduledTasks()

Complexity

Conditions	19
Paths	18

Size

Total Lines	240
Code Lines	135

Duplication

Lines	0
Ratio	0 %

Importance

Changes

0

<?php
function ScheduledTasks()
{
	global $context, $txt, $sourcedir, $smcFunc, $scripturl;

	// Mama, setup the template first - cause it's like the most important bit, like pickle in a sandwich.
	// ... ironically I don't like pickle. </grudge>
	$context['sub_template'] = 'view_scheduled_tasks';
	$context['page_title'] = $txt['maintain_tasks'];

	// Saving changes?
	if (isset($_REQUEST['save']) && isset($_POST['enable_task']))
	{
		checkSession();

		// We'll recalculate the dates at the end!
		require_once($sourcedir . '/ScheduledTasks.php');

		// Enable and disable as required.
		$enablers = array(0);
		foreach ($_POST['enable_task'] as $id => $enabled)
			if ($enabled)
				$enablers[] = (int) $id;

		// Do the update!
		$smcFunc['db_query']('', '
			UPDATE {db_prefix}scheduled_tasks
			SET disabled = CASE WHEN id_task IN ({array_int:id_task_enable}) THEN 0 ELSE 1 END',
			array(
				'id_task_enable' => $enablers,
			)
		);

		// Update the "allow_expire_redirect" setting...
		$get_info = $smcFunc['db_query']('', '
			SELECT disabled
			FROM {db_prefix}scheduled_tasks
			WHERE task = {string:remove_redirect}',
			array(
				'remove_redirect' => 'remove_topic_redirect'
			)
		);

		$temp = $smcFunc['db_fetch_assoc']($get_info);
		$task_disabled = !empty($temp['disabled']) ? 0 : 1;
		$smcFunc['db_free_result']($get_info);

		updateSettings(array('allow_expire_redirect' => $task_disabled));

		// Pop along...
		CalculateNextTrigger();
	}

	// Want to run any of the tasks?
	if (isset($_REQUEST['run']) && isset($_POST['run_task']))
	{
		$task_string = '';

		// Lets figure out which ones they want to run.
		$tasks = array();
		foreach ($_POST['run_task'] as $task => $dummy)
			$tasks[] = (int) $task;

		// Load up the tasks.
		$request = $smcFunc['db_query']('', '
			SELECT id_task, task, callable
			FROM {db_prefix}scheduled_tasks
			WHERE id_task IN ({array_int:tasks})
			LIMIT {int:limit}',
			array(
				'tasks' => $tasks,
				'limit' => count($tasks),
			)
		);

		// Lets get it on!
		require_once($sourcedir . '/ScheduledTasks.php');
		ignore_user_abort(true);
		while ($row = $smcFunc['db_fetch_assoc']($request))
		{
			// What kind of task are we handling?
			if (!empty($row['callable']))
				$task_string = $row['callable'];

			// Default SMF task or old mods?
			elseif (function_exists('scheduled_' . $row['task']))
				$task_string = 'scheduled_' . $row['task'];

			// One last resource, the task name.
			elseif (!empty($row['task']))
				$task_string = $row['task'];

			$start_time = microtime(true);
			// The functions got to exist for us to use it.
			if (empty($task_string))
				continue;

			// Try to stop a timeout, this would be bad...
			@set_time_limit(300);
			if (function_exists('apache_reset_timeout'))
				@apache_reset_timeout();

			// Get the callable.
			$callable_task = call_helper($task_string, true);

			// Perform the task.
			if (!empty($callable_task))
				$completed = call_user_func($callable_task);

It seems like $callable_task can also be of type boolean; however, parameter $callback of call_user_func() does only seem to accept callable, maybe add an additional type check?

			else
				$completed = false;

			// Log that we did it ;)
			if ($completed)
			{
				$total_time = round(microtime(true) - $start_time, 3);
				$smcFunc['db_insert']('',
					'{db_prefix}log_scheduled_tasks',
					array('id_task' => 'int', 'time_run' => 'int', 'time_taken' => 'float'),
					array($row['id_task'], time(), $total_time),
					array('id_task')
				);
			}
		}
		$smcFunc['db_free_result']($request);

		// If we had any errors, push them to session so we can pick them up next time to tell the user.
		if (!empty($context['scheduled_errors']))
			$_SESSION['st_error'] = $context['scheduled_errors'];

		redirectexit('action=admin;area=scheduledtasks;done');
	}

	if (isset($_SESSION['st_error']))
	{
		$context['scheduled_errors'] = $_SESSION['st_error'];
		unset ($_SESSION['st_error']);
	}

	$listOptions = array(
		'id' => 'scheduled_tasks',
		'title' => $txt['maintain_tasks'],
		'base_href' => $scripturl . '?action=admin;area=scheduledtasks',
		'get_items' => array(
			'function' => 'list_getScheduledTasks',
		),
		'columns' => array(
			'name' => array(
				'header' => array(
					'value' => $txt['scheduled_tasks_name'],
					'style' => 'width: 40%;',
				),
				'data' => array(
					'sprintf' => array(
						'format' => '
							<a href="' . $scripturl . '?action=admin;area=scheduledtasks;sa=taskedit;tid=%1$d">%2$s</a><br><span class="smalltext">%3$s</span>',
						'params' => array(
							'id' => false,
							'name' => false,
							'desc' => false,
						),
					),
				),
			),
			'next_due' => array(
				'header' => array(
					'value' => $txt['scheduled_tasks_next_time'],
				),
				'data' => array(
					'db' => 'next_time',
					'class' => 'smalltext',
				),
			),
			'regularity' => array(
				'header' => array(
					'value' => $txt['scheduled_tasks_regularity'],
				),
				'data' => array(
					'db' => 'regularity',
					'class' => 'smalltext',
				),
			),
			'run_now' => array(
				'header' => array(
					'value' => $txt['scheduled_tasks_run_now'],
					'style' => 'width: 12%;',
					'class' => 'centercol',
				),
				'data' => array(
					'sprintf' => array(
						'format' =>
							'<input type="checkbox" name="run_task[%1$d]" id="run_task_%1$d">',
						'params' => array(
							'id' => false,
						),
					),
					'class' => 'centercol',
				),
			),
			'enabled' => array(
				'header' => array(
					'value' => $txt['scheduled_tasks_enabled'],
					'style' => 'width: 6%;',
					'class' => 'centercol',
				),
				'data' => array(
					'sprintf' => array(
						'format' =>
							'<input type="hidden" name="enable_task[%1$d]" id="task_%1$d" value="0"><input type="checkbox" name="enable_task[%1$d]" id="task_check_%1$d" %2$s>',
						'params' => array(
							'id' => false,
							'checked_state' => false,
						),
					),
					'class' => 'centercol',
				),
			),
		),
		'form' => array(
			'href' => $scripturl . '?action=admin;area=scheduledtasks',
		),
		'additional_rows' => array(
			array(
				'position' => 'below_table_data',
				'value' => '
					<input type="submit" name="save" value="' . $txt['scheduled_tasks_save_changes'] . '" class="button">
					<input type="submit" name="run" value="' . $txt['scheduled_tasks_run_now'] . '" class="button">',
			),
			array(
				'position' => 'after_title',
				'value' => $txt['scheduled_tasks_time_offset'],
			),
		),
	);

	require_once($sourcedir . '/Subs-List.php');
	createList($listOptions);

	$context['sub_template'] = 'view_scheduled_tasks';

	$context['tasks_were_run'] = isset($_GET['done']);
}
?>