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| <?php | |
| /** | |
| * @file | |
| * Contains \Drupal\views\Form\ViewsExposedForm. | |
| */ | |
| namespace Drupal\views\Form; | |
| use Drupal\Component\Utility\Html; | |
| use Drupal\Core\Form\FormBase; | |
| use Drupal\Core\Form\FormStateInterface; | |
| use Drupal\Core\Url; | |
| use Drupal\views\ExposedFormCache; | |
| use Symfony\Component\DependencyInjection\ContainerInterface; | |
| /** | |
| * Provides the views exposed form. | |
| */ | |
| class ViewsExposedForm extends FormBase { | |
| /** | |
| * The exposed form cache. | |
| * | |
| * @var \Drupal\views\ExposedFormCache | |
| */ | |
| protected $exposedFormCache; | |
| /** | |
| * Constructs a new ViewsExposedForm | |
| * | |
| * @param \Drupal\views\ExposedFormCache $exposed_form_cache | |
| * The exposed form cache. | |
| */ | |
| public function __construct(ExposedFormCache $exposed_form_cache) { | |
| $this->exposedFormCache = $exposed_form_cache; | |
| } | |
| /** | |
| * {@inheritdoc} | |
| */ | |
| public static function create(ContainerInterface $container) { | |
| return new static($container->get('views.exposed_form_cache')); | |
| } | |
| /** | |
| * {@inheritdoc} | |
| */ | |
| public function getFormId() { | |
| return 'views_exposed_form'; | |
| } | |
| /** | |
| * {@inheritdoc} | |
| */ | |
| public function buildForm(array $form, FormStateInterface $form_state) { | |
| // Don't show the form when batch operations are in progress. | |
| if ($batch = batch_get() && isset($batch['current_set'])) { | |
| return array( | |
| // Set the theme callback to be nothing to avoid errors in template_preprocess_views_exposed_form(). | |
| '#theme' => '', | |
| ); | |
| } | |
| // Make sure that we validate because this form might be submitted | |
| // multiple times per page. | |
| $form_state->setValidationEnforced(); | |
| /** @var \Drupal\views\ViewExecutable $view */ | |
| $view = $form_state->get('view'); | |
| $display = &$form_state->get('display'); | |
| $form_state->setUserInput($view->getExposedInput()); | |
| // Let form plugins know this is for exposed widgets. | |
| $form_state->set('exposed', TRUE); | |
| // Check if the form was already created | |
| if ($cache = $this->exposedFormCache->getForm($view->storage->id(), $view->current_display)) { | |
| return $cache; | |
| } | |
| $form['#info'] = array(); | |
| // Go through each handler and let it generate its exposed widget. | |
| foreach ($view->display_handler->handlers as $type => $value) { | |
| /** @var \Drupal\views\Plugin\views\ViewsHandlerInterface $handler */ | |
| foreach ($view->$type as $id => $handler) { | |
| if ($handler->canExpose() && $handler->isExposed()) { | |
| // Grouped exposed filters have their own forms. | |
| // Instead of render the standard exposed form, a new Select or | |
| // Radio form field is rendered with the available groups. | |
| // When an user choose an option the selected value is split | |
| // into the operator and value that the item represents. | |
| if ($handler->isAGroup()) { | |
| $handler->groupForm($form, $form_state); | |
| $id = $handler->options['group_info']['identifier']; | |
| } | |
| else { | |
| $handler->buildExposedForm($form, $form_state); | |
| } | |
| if ($info = $handler->exposedInfo()) { | |
| $form['#info']["$type-$id"] = $info; | |
| } | |
| } | |
| } | |
| } | |
| $form['actions'] = array( | |
| '#type' => 'actions' | |
| ); | |
| $form['actions']['submit'] = array( | |
| // Prevent from showing up in \Drupal::request()->query. | |
| '#name' => '', | |
| '#type' => 'submit', | |
| '#value' => $this->t('Apply'), | |
| '#id' => Html::getUniqueId('edit-submit-' . $view->storage->id()), | |
| ); | |
| $form['#action'] = $view->hasUrl() ? $view->getUrl()->toString() : Url::fromRoute('<current>')->toString(); | |
| $form['#theme'] = $view->buildThemeFunctions('views_exposed_form'); | |
| $form['#id'] = Html::cleanCssIdentifier('views_exposed_form-' . $view->storage->id() . '-' . $display['id']); | |
| /** @var \Drupal\views\Plugin\views\exposed_form\ExposedFormPluginBase $exposed_form_plugin */ | |
| $exposed_form_plugin = $view->display_handler->getPlugin('exposed_form'); | |
| $exposed_form_plugin->exposedFormAlter($form, $form_state); | |
| // Save the form. | |
| $this->exposedFormCache->setForm($view->storage->id(), $view->current_display, $form); | |
| return $form; | |
| } | |
| /** | |
| * {@inheritdoc} | |
| */ | |
| public function validateForm(array &$form, FormStateInterface $form_state) { | |
| $view = $form_state->get('view'); | |
| foreach (array('field', 'filter') as $type) { | |
| /** @var \Drupal\views\Plugin\views\ViewsHandlerInterface[] $handlers */ | |
| $handlers = &$view->$type; | |
| foreach ($handlers as $key => $handler) { | |
| $handlers[$key]->validateExposed($form, $form_state); | |
| } | |
| } | |
| /** @var \Drupal\views\Plugin\views\exposed_form\ExposedFormPluginBase $exposed_form_plugin */ | |
| $exposed_form_plugin = $view->display_handler->getPlugin('exposed_form'); | |
| $exposed_form_plugin->exposedFormValidate($form, $form_state); | |
| } | |
| /** | |
| * {@inheritdoc} | |
| */ | |
| public function submitForm(array &$form, FormStateInterface $form_state) { | |
| foreach (array('field', 'filter') as $type) { | |
| /** @var \Drupal\views\Plugin\views\ViewsHandlerInterface[] $handlers */ | |
| $handlers = &$form_state->get('view')->$type; | |
| foreach ($handlers as $key => $info) { | |
| $handlers[$key]->submitExposed($form, $form_state); | |
| } | |
| } | |
| $view = $form_state->get('view'); | |
| $view->exposed_data = $form_state->getValues(); | |
| $view->exposed_raw_input = []; | |
| $exclude = array('submit', 'form_build_id', 'form_id', 'form_token', 'exposed_form_plugin', 'reset'); | |
| /** @var \Drupal\views\Plugin\views\exposed_form\ExposedFormPluginBase $exposed_form_plugin */ | |
| $exposed_form_plugin = $view->display_handler->getPlugin('exposed_form'); | |
| $exposed_form_plugin->exposedFormSubmit($form, $form_state, $exclude); | |
| foreach ($form_state->getValues() as $key => $value) { | |
| if (!in_array($key, $exclude)) { | |
| $view->exposed_raw_input[$key] = $value; | |
| } | |
| } | |
| } | |
| } |