www.aleph1.co.uk Git - yaffs-website/blob - web/core/modules/datetime/src/Plugin/Validation/Constraint/DateTimeFormatConstraintValidator.php

   1 <?php
   2
   3 namespace Drupal\datetime\Plugin\Validation\Constraint;
   4
   5 use Drupal\Component\Datetime\DateTimePlus;
   6 use Drupal\datetime\Plugin\Field\FieldType\DateTimeItem;
   7 use Symfony\Component\Validator\Constraint;
   8 use Symfony\Component\Validator\ConstraintValidator;
   9
  10 /**
  11  * Constraint validator for DateTime items to ensure the format is correct.
  12  */
  13 class DateTimeFormatConstraintValidator extends ConstraintValidator {
  14
  15   /**
  16    * {@inheritdoc}
  17    */
  18   public function validate($item, Constraint $constraint) {
  19     /* @var $item \Drupal\datetime\Plugin\Field\FieldType\DateTimeItem */
  20     if (isset($item)) {
  21       $value = $item->getValue()['value'];
  22       if (!is_string($value)) {
  23         $this->context->addViolation($constraint->badType);
  24       }
  25       else {
  26         $datetime_type = $item->getFieldDefinition()->getSetting('datetime_type');
  27         $format = $datetime_type === DateTimeItem::DATETIME_TYPE_DATE ? DATETIME_DATE_STORAGE_FORMAT : DATETIME_DATETIME_STORAGE_FORMAT;
  28         $date = NULL;
  29         try {
  30           $date = DateTimePlus::createFromFormat($format, $value, new \DateTimeZone(DATETIME_STORAGE_TIMEZONE));
  31         }
  32         catch (\InvalidArgumentException $e) {
  33           $this->context->addViolation($constraint->badFormat, [
  34             '@value' => $value,
  35             '@format' => $format,
  36           ]);
  37           return;
  38         }
  39         catch (\UnexpectedValueException $e) {
  40           $this->context->addViolation($constraint->badValue, [
  41             '@value' => $value,
  42             '@format' => $format,
  43           ]);
  44           return;
  45         }
  46         if ($date === NULL || $date->hasErrors()) {
  47           $this->context->addViolation($constraint->badFormat, [
  48             '@value' => $value,
  49             '@format' => $format,
  50           ]);
  51         }
  52       }
  53     }
  54   }
  55
  56 }