180 lines
7.8 KiB
PHP
180 lines
7.8 KiB
PHP
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<?php
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/**
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* Class ActionScheduler_ActionFactory
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*/
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class ActionScheduler_ActionFactory {
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/**
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* @param string $status The action's status in the data store
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* @param string $hook The hook to trigger when this action runs
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* @param array $args Args to pass to callbacks when the hook is triggered
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* @param ActionScheduler_Schedule $schedule The action's schedule
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* @param string $group A group to put the action in
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*
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* @return ActionScheduler_Action An instance of the stored action
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*/
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public function get_stored_action( $status, $hook, array $args = array(), ActionScheduler_Schedule $schedule = null, $group = '' ) {
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switch ( $status ) {
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case ActionScheduler_Store::STATUS_PENDING :
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$action_class = 'ActionScheduler_Action';
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break;
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case ActionScheduler_Store::STATUS_CANCELED :
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$action_class = 'ActionScheduler_CanceledAction';
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if ( ! is_null( $schedule ) && ! is_a( $schedule, 'ActionScheduler_CanceledSchedule' ) && ! is_a( $schedule, 'ActionScheduler_NullSchedule' ) ) {
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$schedule = new ActionScheduler_CanceledSchedule( $schedule->get_date() );
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}
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break;
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default :
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$action_class = 'ActionScheduler_FinishedAction';
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break;
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}
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$action_class = apply_filters( 'action_scheduler_stored_action_class', $action_class, $status, $hook, $args, $schedule, $group );
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$action = new $action_class( $hook, $args, $schedule, $group );
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/**
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* Allow 3rd party code to change the instantiated action for a given hook, args, schedule and group.
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*
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* @param ActionScheduler_Action $action The instantiated action.
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* @param string $hook The instantiated action's hook.
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* @param array $args The instantiated action's args.
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* @param ActionScheduler_Schedule $schedule The instantiated action's schedule.
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* @param string $group The instantiated action's group.
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*/
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return apply_filters( 'action_scheduler_stored_action_instance', $action, $hook, $args, $schedule, $group );
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}
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/**
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* Enqueue an action to run one time, as soon as possible (rather a specific scheduled time).
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*
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* This method creates a new action with the NULLSchedule. This schedule maps to a MySQL datetime string of
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* 0000-00-00 00:00:00. This is done to create a psuedo "async action" type that is fully backward compatible.
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* Existing queries to claim actions claim by date, meaning actions scheduled for 0000-00-00 00:00:00 will
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* always be claimed prior to actions scheduled for a specific date. This makes sure that any async action is
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* given priority in queue processing. This has the added advantage of making sure async actions can be
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* claimed by both the existing WP Cron and WP CLI runners, as well as a new async request runner.
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*
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* @param string $hook The hook to trigger when this action runs
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* @param array $args Args to pass when the hook is triggered
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* @param string $group A group to put the action in
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*
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* @return int The ID of the stored action
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*/
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public function async( $hook, $args = array(), $group = '' ) {
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$schedule = new ActionScheduler_NullSchedule();
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$action = new ActionScheduler_Action( $hook, $args, $schedule, $group );
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return $this->store( $action );
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}
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/**
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* @param string $hook The hook to trigger when this action runs
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* @param array $args Args to pass when the hook is triggered
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* @param int $when Unix timestamp when the action will run
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* @param string $group A group to put the action in
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*
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* @return int The ID of the stored action
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*/
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public function single( $hook, $args = array(), $when = null, $group = '' ) {
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$date = as_get_datetime_object( $when );
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$schedule = new ActionScheduler_SimpleSchedule( $date );
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$action = new ActionScheduler_Action( $hook, $args, $schedule, $group );
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return $this->store( $action );
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}
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/**
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* Create the first instance of an action recurring on a given interval.
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*
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* @param string $hook The hook to trigger when this action runs
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* @param array $args Args to pass when the hook is triggered
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* @param int $first Unix timestamp for the first run
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* @param int $interval Seconds between runs
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* @param string $group A group to put the action in
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*
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* @return int The ID of the stored action
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*/
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public function recurring( $hook, $args = array(), $first = null, $interval = null, $group = '' ) {
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if ( empty($interval) ) {
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return $this->single( $hook, $args, $first, $group );
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}
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$date = as_get_datetime_object( $first );
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$schedule = new ActionScheduler_IntervalSchedule( $date, $interval );
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$action = new ActionScheduler_Action( $hook, $args, $schedule, $group );
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return $this->store( $action );
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}
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/**
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* Create the first instance of an action recurring on a Cron schedule.
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*
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* @param string $hook The hook to trigger when this action runs
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* @param array $args Args to pass when the hook is triggered
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* @param int $base_timestamp The first instance of the action will be scheduled
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* to run at a time calculated after this timestamp matching the cron
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* expression. This can be used to delay the first instance of the action.
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* @param int $schedule A cron definition string
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* @param string $group A group to put the action in
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*
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* @return int The ID of the stored action
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*/
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public function cron( $hook, $args = array(), $base_timestamp = null, $schedule = null, $group = '' ) {
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if ( empty($schedule) ) {
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return $this->single( $hook, $args, $base_timestamp, $group );
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}
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$date = as_get_datetime_object( $base_timestamp );
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$cron = CronExpression::factory( $schedule );
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$schedule = new ActionScheduler_CronSchedule( $date, $cron );
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$action = new ActionScheduler_Action( $hook, $args, $schedule, $group );
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return $this->store( $action );
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}
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/**
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* Create a successive instance of a recurring or cron action.
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*
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* Importantly, the action will be rescheduled to run based on the current date/time.
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* That means when the action is scheduled to run in the past, the next scheduled date
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* will be pushed forward. For example, if a recurring action set to run every hour
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* was scheduled to run 5 seconds ago, it will be next scheduled for 1 hour in the
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* future, which is 1 hour and 5 seconds from when it was last scheduled to run.
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*
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* Alternatively, if the action is scheduled to run in the future, and is run early,
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* likely via manual intervention, then its schedule will change based on the time now.
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* For example, if a recurring action set to run every day, and is run 12 hours early,
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* it will run again in 24 hours, not 36 hours.
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*
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* This slippage is less of an issue with Cron actions, as the specific run time can
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* be set for them to run, e.g. 1am each day. In those cases, and entire period would
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* need to be missed before there was any change is scheduled, e.g. in the case of an
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* action scheduled for 1am each day, the action would need to run an entire day late.
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*
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* @param ActionScheduler_Action $action The existing action.
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*
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* @return string The ID of the stored action
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* @throws InvalidArgumentException If $action is not a recurring action.
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*/
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public function repeat( $action ) {
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$schedule = $action->get_schedule();
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$next = $schedule->get_next( as_get_datetime_object() );
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if ( is_null( $next ) || ! $schedule->is_recurring() ) {
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throw new InvalidArgumentException( __( 'Invalid action - must be a recurring action.', 'action-scheduler' ) );
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}
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$schedule_class = get_class( $schedule );
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$new_schedule = new $schedule( $next, $schedule->get_recurrence(), $schedule->get_first_date() );
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$new_action = new ActionScheduler_Action( $action->get_hook(), $action->get_args(), $new_schedule, $action->get_group() );
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return $this->store( $new_action );
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}
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/**
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* @param ActionScheduler_Action $action
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*
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* @return int The ID of the stored action
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*/
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protected function store( ActionScheduler_Action $action ) {
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$store = ActionScheduler_Store::instance();
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return $store->save_action( $action );
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}
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}
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