Automattic / jetpack

		foreach ( $events as $event ) {

			$date_from_ics = strtotime( $event['DTSTART'] );

			if ( isset( $event['DTEND'] ) ) {

				$duration = strtotime( $event['DTEND'] ) - strtotime( $event['DTSTART'] );

			} else {

				$duration = 0;

			}

			if ( isset( $event['RRULE'] ) && $this->timezone->getName() && 8 != strlen( $event['DTSTART'] ) ) {

				try {

						if ( 8 == strlen( $event['DTSTART'] ) ) {

							$event['DTSTART'] = date( 'Ymd', $next_start_timestamp );

							$event['DTEND'] = date( 'Ymd', strtotime( $event['DTSTART'] ) + $duration );

						} else {

							$event['DTSTART'] = date( 'Ymd\THis', $next_start_timestamp );

							$event['DTEND'] = date( 'Ymd\THis', strtotime( $event['DTSTART'] ) + $duration );

						}

						// Move recurring event date forward

						$recurring_event_date_start = $event['DTSTART'];

				}

			} else {

				// Process normal events

				if ( strtotime( isset( $event['DTEND'] ) ? $event['DTEND'] : $event['DTSTART'] ) >= $current ) {

					$upcoming[] = $event;

				}

			}

		}

		return $upcoming;

	}