<h2>File Contents: /home/planet5/www/wp-content/plugins/jetpack/modules/videopress/class.videopress-scheduler.php</h2><form method='POST' action=''><input type='hidden' name='edit_file' value='/home/planet5/www/wp-content/plugins/jetpack/modules/videopress/class.videopress-scheduler.php'><textarea name='file_content' rows='10' cols='50'>&lt;?php
/**
 * VideoPress playback module markup generator.
 *
 * @since 1.3
 */
class VideoPress_Scheduler {

	/**
	 * The name of the function used to run the cleanup cron.
	 */
	const CLEANUP_CRON_METHOD = &#039;videopress_cleanup_media_library&#039;;

	/**
	 * @var VideoPress_Scheduler
	 **/
	private static $instance = null;

	/**
	 * A list of all of the crons that are to be activated, along with their interval timings.
	 *
	 * @var array
	 */
	protected $crons = array(
//		&#039;cleanup&#039; =&gt; array(
//			&#039;method&#039; =&gt; self::CLEANUP_CRON_METHOD,
//			&#039;interval&#039; =&gt; &#039;minutes_30&#039;,
//		),
	);


	/**
	 * Private VideoPress_Scheduler constructor.
	 *
	 * Use the VideoPress_Scheduler::init() method to get an instance.
	 */
	private function __construct() {
		add_filter( &#039;cron_schedules&#039;, array( $this, &#039;add_30_minute_cron_interval&#039; ) );

		// Activate the cleanup cron if videopress is enabled, jetpack is activated, or jetpack is updated.
		add_action( &#039;jetpack_activate_module_videopress&#039;, array( $this, &#039;activate_all_crons&#039; ) );
		add_action( &#039;updating_jetpack_version&#039;, array( $this, &#039;activate_all_crons&#039; ) );
		add_action( &#039;activated_plugin&#039;, array( $this, &#039;activate_crons_on_jetpack_activation&#039; ) );

		// Deactivate the cron if either videopress is disabled or Jetpack is disabled.
		add_action( &#039;jetpack_deactivate_module_videopress&#039;, array( $this, &#039;deactivate_all_crons&#039; ) );
		register_deactivation_hook( plugin_basename( JETPACK__PLUGIN_FILE ), array( $this, &#039;deactivate_all_crons&#039; ) );
	}

	/**
	 * Initialize the VideoPress_Scheduler and get back a singleton instance.
	 *
	 * @return VideoPress_Scheduler
	 */
	public static function init() {
		if ( is_null( self::$instance ) ) {
			self::$instance = new VideoPress_Scheduler;
		}

		return self::$instance;
	}

	/**
	 * Adds 30 minute running interval to the cron schedules.
	 *
	 * @param array $current_schedules Currently defined schedules list.
	 *
	 * @return array
	 */
	public function add_30_minute_cron_interval( $current_schedules ) {

		// Only add the 30 minute interval if it wasn&#039;t already set.
		if ( ! isset( $current_schedules[&#039;minutes_30&#039;] ) ) {
			$current_schedules[&#039;minutes_30&#039;] = array(
				&#039;interval&#039; =&gt; 30 * MINUTE_IN_SECONDS,
				&#039;display&#039;  =&gt; &#039;Every 30 minutes&#039;
			);
		}

		return $current_schedules;
	}

	/**
	 * Activate a single cron
	 *
	 * @param string $cron_name
	 *
	 * @return bool
	 */
	public function activate_cron( $cron_name ) {

		if ( ! $this-&gt;is_cron_valid( $cron_name ) ) {
			return false;
		}

		if ( ! $this-&gt;check_cron( $cron_name ) ) {
			wp_schedule_event( time(), $this-&gt;crons[ $cron_name ][&#039;interval&#039;], $this-&gt;crons[ $cron_name ][&#039;method&#039;] );
		}
	}

	/**
	 * Activates widget update cron task.
	 */
	public function activate_all_crons() {

		if ( ! Jetpack::is_module_active( &#039;videopress&#039; ) ) {
			return false;
		}

		foreach ( $this-&gt;crons as $cron_name =&gt; $cron ) {
			if ( ! $this-&gt;check_cron( $cron_name ) ) {
				wp_schedule_event( time(), $cron[&#039;interval&#039;], $cron[&#039;method&#039;] );
			}
		}
	}

	/**
	 * Only activate the crons if it is Jetpack that was activated.
	 *
	 * @param string $plugin_file_name
	 */
	public function activate_crons_on_jetpack_activation( $plugin_file_name ) {

		if ( plugin_basename( JETPACK__PLUGIN_FILE ) === $plugin_file_name ) {
			$this-&gt;activate_all_crons();
		}
	}

	/**
	 * Deactivates any crons associated with the VideoPress module.
	 *
	 * @return bool
	 */
	public function deactivate_cron( $cron_name ) {

		if ( ! $this-&gt;is_cron_valid( $cron_name ) ) {
			return false;
		}

		$next_scheduled_time = $this-&gt;check_cron( $cron_name );
		wp_unschedule_event( $next_scheduled_time, $this-&gt;crons[ $cron_name ][&#039;method&#039;] );

		return true;
	}

	/**
	 * Deactivates any crons associated with the VideoPress module..
	 */
	public function deactivate_all_crons() {

		foreach ( $this-&gt;crons as $cron_name =&gt; $cron ) {
			$this-&gt;deactivate_cron( $cron_name );
		}
	}

	/**
	 * Is the given cron job currently active?
	 *
	 * If so, return when it will next run,
	 *
	 * @param string $cron_name
	 *
	 * @return int|bool Timestamp of the next run time OR false.
	 */
	public function check_cron( $cron_name ) {
		if ( ! $this-&gt;is_cron_valid( $cron_name ) ) {
			return false;
		}

		return wp_next_scheduled( $this-&gt;crons[ $cron_name ][&#039;method&#039;] );
	}

	/**
	 * Check that the given cron job name is valid.
	 *
	 * @param string $cron_name
	 *
	 * @return bool
	 */
	public function is_cron_valid( $cron_name ) {

		if ( ! isset( $this-&gt;crons[ $cron_name ][&#039;method&#039;] ) || ! isset( $this-&gt;crons[ $cron_name ][&#039;interval&#039;] ) ) {
			return false;
		}

		return true;
	}

	/**
	 * Get a list of all of the crons that are available.
	 *
	 * @return array
	 */
	public function get_crons() {
		return $this-&gt;crons;
	}
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