Backup of db before drupal security update
[yaffs-website] / web / core / modules / views_ui / src / ViewPreviewForm.php
1 <?php
2
3 namespace Drupal\views_ui;
4
5 use Drupal\Core\Form\FormStateInterface;
6 use Drupal\Core\Url;
7
8 /**
9  * Form controller for the Views preview form.
10  */
11 class ViewPreviewForm extends ViewFormBase {
12
13   /**
14    * {@inheritdoc}
15    */
16   public function form(array $form, FormStateInterface $form_state) {
17     $view = $this->entity;
18
19     $form['#prefix'] = '<div id="views-preview-wrapper" class="views-preview-wrapper views-admin clearfix">';
20     $form['#suffix'] = '</div>';
21     $form['#id'] = 'views-ui-preview-form';
22
23     $form_state->disableCache();
24
25     $form['controls']['#attributes'] = ['class' => ['clearfix']];
26
27     $form['controls']['title'] = [
28       '#prefix' => '<h2 class="view-preview-form__title">',
29       '#markup' => $this->t('Preview'),
30       '#suffix' => '</h2>',
31     ];
32
33     // Add a checkbox controlling whether or not this display auto-previews.
34     $form['controls']['live_preview'] = [
35       '#type' => 'checkbox',
36       '#id' => 'edit-displays-live-preview',
37       '#title' => $this->t('Auto preview'),
38       '#default_value' => \Drupal::config('views.settings')->get('ui.always_live_preview'),
39     ];
40
41     // Add the arguments textfield
42     $form['controls']['view_args'] = [
43       '#type' => 'textfield',
44       '#title' => $this->t('Preview with contextual filters:'),
45       '#description' => $this->t('Separate contextual filter values with a "/". For example, %example.', ['%example' => '40/12/10']),
46       '#id' => 'preview-args',
47     ];
48
49     $args = [];
50     if (!$form_state->isValueEmpty('view_args')) {
51       $args = explode('/', $form_state->getValue('view_args'));
52     }
53
54     $user_input = $form_state->getUserInput();
55     if ($form_state->get('show_preview') || !empty($user_input['js'])) {
56       $form['preview'] = [
57         '#weight' => 110,
58         '#theme_wrappers' => ['container'],
59         '#attributes' => ['id' => 'views-live-preview', 'class' => ['views-live-preview']],
60         'preview' => $view->renderPreview($this->displayID, $args),
61       ];
62     }
63     $uri = $view->urlInfo('preview-form');
64     $uri->setRouteParameter('display_id', $this->displayID);
65     $form['#action'] = $uri->toString();
66
67     return $form;
68   }
69
70   /**
71    * {@inheritdoc}
72    */
73   protected function actions(array $form, FormStateInterface $form_state) {
74     $view = $this->entity;
75     return [
76       '#attributes' => [
77         'id' => 'preview-submit-wrapper',
78         'class' => ['preview-submit-wrapper']
79       ],
80       'button' => [
81         '#type' => 'submit',
82         '#value' => $this->t('Update preview'),
83         '#attributes' => ['class' => ['arguments-preview']],
84         '#submit' => ['::submitPreview'],
85         '#id' => 'preview-submit',
86         '#ajax' => [
87           'url' => Url::fromRoute('entity.view.preview_form', ['view' => $view->id(), 'display_id' => $this->displayID]),
88           'wrapper' => 'views-preview-wrapper',
89           'event' => 'click',
90           'progress' => ['type' => 'fullscreen'],
91           'method' => 'replaceWith',
92           'disable-refocus' => TRUE,
93         ],
94       ],
95     ];
96   }
97
98   /**
99    * Form submission handler for the Preview button.
100    */
101   public function submitPreview($form, FormStateInterface $form_state) {
102     $form_state->set('show_preview', TRUE);
103     $form_state->setRebuild();
104   }
105
106 }