function EntityReference::cleanUpSubformChildren

Clean up subform children for properties that could cause problems.

Views modal forms do not work with required or ajax elements.

Parameters

array $element: The form element.

File

core/modules/views/src/Plugin/views/filter/EntityReference.php, line 288

Class

EntityReference

Filters a view by entity references.

Namespace

Code

protected function cleanUpSubformChildren(array &$element) : void {
    // Remove the required property to prevent focus errors.
    if (isset($element['#required']) && $element['#required']) {
        $element['#required'] = FALSE;
        $element['#element_validate'][] = [
            static::class,
            'validateRequired',
        ];
    }
    // Remove the ajax property as it does not work.
    if (!empty($element['#ajax'])) {
        unset($element['#ajax']);
    }
    // Recursively apply to nested fields within the handler sub form.
    foreach (Element::children($element) as $delta) {
        $this->cleanUpSubformChildren($element[$delta]);
    }
}