public static function WebformValidateConstraint::validateFrontCompareComponent in Webform Validation 8

Same name and namespace in other branches

1. 2.0.x src/Validate/WebformValidateConstraint.php \Drupal\webform_validation\Validate\WebformValidateConstraint::validateFrontCompareComponent()

Validates compare fields.

Parameters

array $element: The form elements.

\Drupal\Core\Form\FormStateInterface $formState: The form state.

array $form: The form array.

1 call to WebformValidateConstraint::validateFrontCompareComponent()

WebformValidateConstraint::validateElements in src/Validate/WebformValidateConstraint.php

Validates element.

File

src/Validate/WebformValidateConstraint.php, line 196

Class

WebformValidateConstraint

Form API callback. Validate element value.

Namespace

Drupal\webform_validation\Validate

Code

public static function validateFrontCompareComponent(array &$element, FormStateInterface $formState, array &$form) : void {
  $webformKey = $element['#webform_key'];
  $compareWithField = $element['#compare_components'];
  $compareOperator = $element['#compare_components_operator'];
  $compareErrorMsg = $element['#compare_components_custom_error'];
  $thisValue = is_array($formState
    ->getValue($webformKey)) ? $formState
    ->getValue($webformKey) : [
    $formState
      ->getValue($webformKey),
  ];
  $submittedValues = $formState
    ->cleanValues()
    ->getValues();
  $compareWithValue = is_array($submittedValues[$compareWithField]) ? $submittedValues[$compareWithField] : [
    $submittedValues[$compareWithField],
  ];
  $storage = $formState
    ->getStorage();
  $visitedElements = !empty($storage['visited']) ? $storage['visited'] : [];
  $found = FALSE;
  $fieldElement = [];
  self::getFormElementAccess($form['elements'], $compareWithField, $found, $fieldElement);
  if (!empty($fieldElement['access']) && !in_array($compareWithField, $visitedElements)) {
    $visitedElements[] = $compareWithField;
  }
  if (!empty($element['#access']) && !in_array($webformKey, $visitedElements)) {
    $visitedElements[] = $webformKey;
  }
  $error = FALSE;
  if ((!empty($compareWithValue[0]) || !empty($thisValue[0])) && in_array($compareWithField, $visitedElements) && in_array($webformKey, $visitedElements)) {
    if (empty($compareWithValue[0]) || empty($thisValue[0])) {
      $error = TRUE;
    }
    elseif (!empty($compareWithValue[0]) && !empty($thisValue[0])) {
      switch ($compareOperator) {
        case '>':
          if (!(min($compareWithValue) > max($thisValue))) {
            $error = TRUE;
          }
          break;
        case '>=':
          if (!(min($compareWithValue) >= max($thisValue))) {
            $error = TRUE;
          }
          break;
        case '<':
          if (!(max($compareWithValue) < min($thisValue))) {
            $error = TRUE;
          }
          break;
        case '<=':
          if (!(max($compareWithValue) <= min($thisValue))) {
            $error = TRUE;
          }
          break;
      }
    }
  }
  $storage['visited'] = $visitedElements;
  $formState
    ->setStorage($storage);
  if ($error) {
    if (empty($fieldElement['access']) || !empty($element['#access']) && empty($thisValue[0])) {
      $fieldElement = $element;
    }
    if (isset($fieldElement['#title'])) {
      $formState
        ->setError($fieldElement, $compareErrorMsg);
    }
    else {
      $formState
        ->setError($fieldElement);
    }
  }
}