protected function WebformSubmissionConditionsValidator::checkConditionTrigger in Webform 6.x

Same name and namespace in other branches

1. 8.5 src/WebformSubmissionConditionsValidator.php \Drupal\webform\WebformSubmissionConditionsValidator::checkConditionTrigger()

Process condition trigger.

Parameters

string $trigger: The trigger.

string $trigger_value: The trigger value.

string|array $element_value: The element value.

Return value

bool|null The result.

1 call to WebformSubmissionConditionsValidator::checkConditionTrigger()

WebformSubmissionConditionsValidator::checkCondition in src/WebformSubmissionConditionsValidator.php

Check a condition.

File

src/WebformSubmissionConditionsValidator.php, line 792

Class

WebformSubmissionConditionsValidator

Webform submission conditions (#states) validator.

Namespace

Drupal\webform

Code

protected function checkConditionTrigger($trigger, $trigger_value, $element_value) {

  // Process triggers (aka remote conditions).
  // @see \Drupal\webform\Element\WebformElementStates::processWebformStates
  switch ($trigger) {
    case 'empty':
      $empty = empty($element_value) && $element_value !== '0';
      return $empty === (bool) $trigger_value;
    case 'checked':
      return (bool) $element_value === (bool) $trigger_value;
    case 'value':
      return (string) $element_value === (string) $trigger_value;
    case 'pattern':

      // PHP: Convert JavaScript-escaped Unicode characters to PCRE
      // escape sequence format.
      // @see \Drupal\webform\Plugin\WebformElement\TextBase::validatePattern
      $pcre_pattern = preg_replace('/\\\\u([a-fA-F0-9]{4})/', '\\x{\\1}', $trigger_value);
      return preg_match('{' . $pcre_pattern . '}u', $element_value);
    case 'less':
      return $element_value !== '' && floatval($trigger_value) > floatval($element_value);
    case 'less_equal':
      return $element_value !== '' && floatval($trigger_value) >= floatval($element_value);
    case 'greater':
      return $element_value !== '' && floatval($trigger_value) < floatval($element_value);
    case 'greater_equal':
      return $element_value !== '' && floatval($trigger_value) <= floatval($element_value);
    case 'between':
      if ($element_value === '') {
        return NULL;
      }
      $greater = NULL;
      $less = NULL;
      if (strpos($trigger_value, ':') === FALSE) {
        $greater = $trigger_value;
      }
      else {
        list($greater, $less) = explode(':', $trigger_value);
      }
      $is_greater_than = $greater === NULL || $greater === '' || floatval($element_value) >= floatval($greater);
      $is_less_than = $less === NULL || $less === '' || floatval($element_value) <= floatval($less);
      return $is_greater_than && $is_less_than;
    default:
      return NULL;
  }
}