/**
* @todo rename and document
*
* @param \Drupal\calendar\CalendarEvent $event
* @return array
*/
function explode_values($event)
{
$rows = [];
$dateInfo = $this->dateArgument->view->dateInfo;
// $item_start_date = $event->date_start;
// $item_end_date = $event->date_end;
// $to_zone = $event->to_zone;
// $db_tz = $event->db_tz;
// $granularity = $event->granularity;
// $increment = $event->increment;
// Now that we have an 'entity' for each view result, we need to remove
// anything outside the view date range, and possibly create additional
// nodes so that we have a 'node' for each day that this item occupies in
// this view.
// @TODO make this work with the CalendarDateInfo object
// $now = max($dateInfo->min_zone_string, $this->dateFormatter->format($event->getStartDate()->getTimestamp(), 'Y-m-d'));
// $to = min($dateInfo->max_zone_string, $this->dateFormatter->format($event->getEndDate()->getTimestamp(), 'Y-m-d'));
$now = $event->getStartDate()->format('Y-m-d');
$to = $event->getEndDate()->format('Y-m-d');
$next = new \DateTime();
$next->setTimestamp($event->getStartDate()->getTimestamp());
if (timezone_name_get($this->dateArgument->view->dateInfo->getTimezone()) != $event->getTimezone()->getName()) {
// Make $start and $end (derived from $node) use the timezone $to_zone,
// just as the original dates do.
$next->setTimezone($event->getTimezone());
}
if (empty($to) || $now > $to) {
$to = $now;
}
// $now and $next are midnight (in display timezone) on the first day where node will occur.
// $to is midnight on the last day where node will occur.
// All three were limited by the min-max date range of the view.
$position = 0;
while (!empty($now) && $now <= $to) {
/** @var $entity \Drupal\calendar\CalendarEvent */
$entity = clone $event;
// Get start and end of current day.
$start = $this->dateFormatter->format($next->getTimestamp(), 'custom', 'Y-m-d H:i:s');
$next->setTimestamp(strtotime(' +1 day -1 second', $next->getTimestamp()));
$end = $this->dateFormatter->format($next->getTimestamp(), 'custom', 'Y-m-d H:i:s');
// Get start and end of item, formatted the same way.
$item_start = $this->dateFormatter->format($event->getStartDate()->getTimestamp(), 'custom', 'Y-m-d H:i:s');
$item_end = $this->dateFormatter->format($event->getEndDate()->getTimestamp(), 'custom', 'Y-m-d H:i:s');
// Get intersection of current day and the node value's duration (as
// strings in $to_zone timezone).
$start_string = $item_start < $start ? $start : $item_start;
$entity->setStartDate(new \DateTime($start_string));
$end_string = !empty($item_end) ? $item_end > $end ? $end : $item_end : NULL;
$entity->setEndDate(new \DateTime($end_string));
// @TODO don't hardcode granularity and increment
$granularity = 'hour';
$increment = 1;
$entity->setAllDay(CalendarHelper::dateIsAllDay($entity->getStartDate()->format('Y-m-d H:i:s'), $entity->getEndDate()->format('Y-m-d H:i:s'), $granularity, $increment));
$calendar_start = new \DateTime();
$calendar_start->setTimestamp($entity->getStartDate()->getTimestamp());
// unset($entity->calendar_fields);
if (isset($entity) && empty($calendar_start)) {
// if no date for the node and no date in the item
// there is no way to display it on the calendar
unset($entity);
} else {
// $entity->date_id .= '.' . $position;
$rows[] = $entity;
unset($entity);
}
$next->setTimestamp(strtotime('+1 second', $next->getTimestamp()));
$now = $this->dateFormatter->format($next->getTimestamp(), 'Y-m-d');
$position++;
}
return $rows;
}
