123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293 |
- <?php
- namespace Drupal\Core\Render\Element;
- use Drupal\Component\Utility\UrlHelper;
- use Drupal\Core\Form\FormStateInterface;
- use Drupal\Core\Render\Element;
- /**
- * Provides a form element for input of a URL.
- *
- * Properties:
- * - #default_value: A valid URL string.
- * - #size: The size of the input element in characters.
- * - #pattern: A string for the native HTML5 pattern attribute.
- *
- * Usage example:
- * @code
- * $form['homepage'] = array(
- * '#type' => 'url',
- * '#title' => $this->t('Home Page'),
- * '#size' => 30,
- * '#pattern' => '*.example.com',
- * ...
- * );
- * @endcode
- *
- * @see \Drupal\Core\Render\Element\Textfield
- *
- * @FormElement("url")
- */
- class Url extends FormElement {
- /**
- * {@inheritdoc}
- */
- public function getInfo() {
- $class = get_class($this);
- return [
- '#input' => TRUE,
- '#size' => 60,
- '#maxlength' => 255,
- '#autocomplete_route_name' => FALSE,
- '#process' => [
- [$class, 'processAutocomplete'],
- [$class, 'processAjaxForm'],
- [$class, 'processPattern'],
- ],
- '#element_validate' => [
- [$class, 'validateUrl'],
- ],
- '#pre_render' => [
- [$class, 'preRenderUrl'],
- ],
- '#theme' => 'input__url',
- '#theme_wrappers' => ['form_element'],
- ];
- }
- /**
- * Form element validation handler for #type 'url'.
- *
- * Note that #maxlength and #required is validated by _form_validate() already.
- */
- public static function validateUrl(&$element, FormStateInterface $form_state, &$complete_form) {
- $value = trim($element['#value']);
- $form_state->setValueForElement($element, $value);
- if ($value !== '' && !UrlHelper::isValid($value, TRUE)) {
- $form_state->setError($element, t('The URL %url is not valid.', ['%url' => $value]));
- }
- }
- /**
- * Prepares a #type 'url' render element for input.html.twig.
- *
- * @param array $element
- * An associative array containing the properties of the element.
- * Properties used: #title, #value, #description, #size, #maxlength,
- * #placeholder, #required, #attributes.
- *
- * @return array
- * The $element with prepared variables ready for input.html.twig.
- */
- public static function preRenderUrl($element) {
- $element['#attributes']['type'] = 'url';
- Element::setAttributes($element, ['id', 'name', 'value', 'size', 'maxlength', 'placeholder']);
- static::setAttributes($element, ['form-url']);
- return $element;
- }
- }
|