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| <?php | |
| /** | |
| * @file | |
| * Contains \Drupal\Core\Render\Element\Url. | |
| */ | |
| 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. | |
| * | |
| * Usage example: | |
| * @code | |
| * $form['homepage'] = array( | |
| * '#type' => 'url', | |
| * '#title' => t('Home Page'), | |
| * '#size' => 30, | |
| * ... | |
| * ); | |
| * @endcode | |
| * | |
| * @see \Drupal\Core\Render\Element\Textfield | |
| * | |
| * @FormElement("url") | |
| */ | |
| class Url extends FormElement { | |
| /** | |
| * {@inheritdoc} | |
| */ | |
| public function getInfo() { | |
| $class = get_class($this); | |
| return array( | |
| '#input' => TRUE, | |
| '#size' => 60, | |
| '#maxlength' => 255, | |
| '#autocomplete_route_name' => FALSE, | |
| '#process' => array( | |
| array($class, 'processAutocomplete'), | |
| array($class, 'processAjaxForm'), | |
| array($class, 'processPattern'), | |
| ), | |
| '#element_validate' => array( | |
| array($class, 'validateUrl'), | |
| ), | |
| '#pre_render' => array( | |
| array($class, 'preRenderUrl'), | |
| ), | |
| '#theme' => 'input__url', | |
| '#theme_wrappers' => array('form_element'), | |
| ); | |
| } | |
| /** | |
| * Form element validation handler for #type 'url'. | |
| * | |
| * Note that #maxlength and #required is validated by _form_validate() already. | |
| */ | |
| public static function validateUrl(&$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.', array('%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, array('id', 'name', 'value', 'size', 'maxlength', 'placeholder')); | |
| static::setAttributes($element, array('form-url')); | |
| return $element; | |
| } | |
| } |