public function MerciAllowOvernightConstraintValidator::validate in MERCI (Manage Equipment Reservations, Checkout and Inventory) 8.2

File

src/Plugin/Validation/Constraint/MerciAllowOvernightConstraintValidator.php, line 23

Contains \Drupal\merci\Plugin\Validation\Constraint\MerciAllowOvernightConstraintValidator.

Class

MerciAllowOvernightConstraintValidator

Checks for conflicts when validating a entity with reservable items.

Namespace

Drupal\merci\Plugin\Validation\Constraint

Code

public function validate($value, Constraint $constraint) {

  /* @var \Drupal\Core\Field\FieldItemInterface $value */
  $constraint->overnight_field = 'field_merci_allow_overnight';
  if (!isset($value)) {
    return;
  }
  $id = $value->target_id;

  // '0' or NULL are considered valid empty references.
  if (empty($id)) {
    return;
  }
  if ($constraint->grouping_field) {
    $entity = $value->entity->{$constraint->grouping_field}
      ->first()->entity;
  }
  else {
    $entity = $value->entity;
  }
  if ($entity->{$constraint->overnight_field}->value != 1) {
    $datetime_start = $value
      ->getEntity()->{$constraint->date_field}
      ->first()->start_date;
    $datetime_end = $value
      ->getEntity()->{$constraint->date_field}
      ->first()->end_date;
    $datetime_start
      ->setTimeZone(timezone_open(drupal_get_user_timezone()));
    $datetime_end
      ->setTimeZone(timezone_open(drupal_get_user_timezone()));
    $date_format = DateFormat::load('html_date')
      ->getPattern();
    if ($datetime_start
      ->format($date_format) != $datetime_end
      ->format($date_format)) {
      $this->context
        ->addViolation($constraint->message);
    }
  }
}