| Server IP : 134.29.175.74 / Your IP : 216.73.216.160 Web Server : nginx/1.10.2 System : Windows NT CST-WEBSERVER 10.0 build 19045 (Windows 10) i586 User : Administrator ( 0) PHP Version : 7.1.0 Disable Function : NONE MySQL : OFF | cURL : ON | WGET : OFF | Perl : OFF | Python : OFF | Sudo : OFF | Pkexec : OFF Directory : C:/nginx/html/Student/JimMartinson/Lab12/drupal/core/modules/views/src/Form/ |
Upload File : |
<?php
namespace Drupal\views\Form;
use Drupal\Component\Utility\Html;
use Drupal\Core\Form\FormBase;
use Drupal\Core\Form\FormStateInterface;
use Drupal\Core\Render\Element\Checkboxes;
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 [
// 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;
}
$form['#info'] = [];
// Go through each handler and let it generate its exposed widget.
foreach ($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'] = [
'#type' => 'actions'
];
$form['actions']['submit'] = [
// 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\ExposedFormPluginInterface $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 (['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\ExposedFormPluginInterface $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) {
// Form input keys that will not be included in $view->exposed_raw_data.
$exclude = ['submit', 'form_build_id', 'form_id', 'form_token', 'exposed_form_plugin', 'reset'];
$values = $form_state->getValues();
foreach (['field', 'filter'] as $type) {
/** @var \Drupal\views\Plugin\views\ViewsHandlerInterface[] $handlers */
$handlers = &$form_state->get('view')->$type;
foreach ($handlers as $key => $info) {
if ($handlers[$key]->acceptExposedInput($values)) {
$handlers[$key]->submitExposed($form, $form_state);
}
else {
// The input from the form did not validate, exclude it from the
// stored raw data.
$exclude[] = $key;
}
}
}
$view = $form_state->get('view');
$view->exposed_data = $values;
$view->exposed_raw_input = [];
$exclude = ['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, $exclude);
foreach ($values as $key => $value) {
if (!empty($key) && !in_array($key, $exclude)) {
if (is_array($value)) {
// Handle checkboxes, we only want to include the checked options.
// @todo: revisit the need for this when
// https://www.drupal.org/node/342316 is resolved.
$checked = Checkboxes::getCheckedCheckboxes($value);
foreach ($checked as $option_id) {
$view->exposed_raw_input[$option_id] = $value[$option_id];
}
}
else {
$view->exposed_raw_input[$key] = $value;
}
}
}
}
}