www.aleph1.co.uk Git - yaffs-website/blob - web/core/modules/views_ui/src/Form/Ajax/AddHandler.php

   1 <?php
   2
   3 namespace Drupal\views_ui\Form\Ajax;
   4
   5 use Drupal\Core\Form\FormStateInterface;
   6 use Drupal\views\ViewExecutable;
   7 use Drupal\views\ViewEntityInterface;
   8 use Drupal\views\Views;
   9
  10 /**
  11  * Provides a form for adding an item in the Views UI.
  12  *
  13  * @internal
  14  */
  15 class AddHandler extends ViewsFormBase {
  16
  17   /**
  18    * Constructs a new AddHandler object.
  19    */
  20   public function __construct($type = NULL) {
  21     $this->setType($type);
  22   }
  23
  24   /**
  25    * {@inheritdoc}
  26    */
  27   public function getFormKey() {
  28     return 'add-handler';
  29   }
  30
  31   /**
  32    * {@inheritdoc}
  33    */
  34   public function getForm(ViewEntityInterface $view, $display_id, $js, $type = NULL) {
  35     $this->setType($type);
  36     return parent::getForm($view, $display_id, $js);
  37   }
  38
  39   /**
  40    * {@inheritdoc}
  41    */
  42   public function getFormId() {
  43     return 'views_ui_add_handler_form';
  44   }
  45
  46   /**
  47    * {@inheritdoc}
  48    */
  49   public function buildForm(array $form, FormStateInterface $form_state) {
  50     $view = $form_state->get('view');
  51     $display_id = $form_state->get('display_id');
  52     $type = $form_state->get('type');
  53
  54     $form = [
  55       'options' => [
  56         '#theme_wrappers' => ['container'],
  57         '#attributes' => ['class' => ['scroll'], 'data-drupal-views-scroll' => TRUE],
  58       ],
  59     ];
  60
  61     $executable = $view->getExecutable();
  62     if (!$executable->setDisplay($display_id)) {
  63       $form['markup'] = ['#markup' => $this->t('Invalid display id @display', ['@display' => $display_id])];
  64       return $form;
  65     }
  66     $display = &$executable->displayHandlers->get($display_id);
  67
  68     $types = ViewExecutable::getHandlerTypes();
  69     $ltitle = $types[$type]['ltitle'];
  70     $section = $types[$type]['plural'];
  71
  72     if (!empty($types[$type]['type'])) {
  73       $type = $types[$type]['type'];
  74     }
  75
  76     $form['#title'] = $this->t('Add @type', ['@type' => $ltitle]);
  77     $form['#section'] = $display_id . 'add-handler';
  78
  79     // Add the display override dropdown.
  80     views_ui_standard_display_dropdown($form, $form_state, $section);
  81
  82     // Figure out all the base tables allowed based upon what the relationships provide.
  83     $base_tables = $executable->getBaseTables();
  84     $options = Views::viewsDataHelper()->fetchFields(array_keys($base_tables), $type, $display->useGroupBy(), $form_state->get('type'));
  85
  86     if (!empty($options)) {
  87       $form['override']['controls'] = [
  88         '#theme_wrappers' => ['container'],
  89         '#id' => 'views-filterable-options-controls',
  90         '#attributes' => ['class' => ['form--inline', 'views-filterable-options-controls']],
  91       ];
  92       $form['override']['controls']['options_search'] = [
  93         '#type' => 'textfield',
  94         '#title' => $this->t('Search'),
  95       ];
  96
  97       $groups = ['all' => $this->t('- All -')];
  98       $form['override']['controls']['group'] = [
  99         '#type' => 'select',
 100         '#title' => $this->t('Category'),
 101         '#options' => [],
 102       ];
 103
 104       $form['options']['name'] = [
 105         '#prefix' => '<div class="views-radio-box form-checkboxes views-filterable-options">',
 106         '#suffix' => '</div>',
 107         '#type' => 'tableselect',
 108         '#header' => [
 109           'title' => $this->t('Title'),
 110           'group' => $this->t('Category'),
 111           'help' => $this->t('Description'),
 112         ],
 113         '#js_select' => FALSE,
 114       ];
 115
 116       $grouped_options = [];
 117       foreach ($options as $key => $option) {
 118         $group = preg_replace('/[^a-z0-9]/', '-', strtolower($option['group']));
 119         $groups[$group] = $option['group'];
 120         $grouped_options[$group][$key] = $option;
 121         if (!empty($option['aliases']) && is_array($option['aliases'])) {
 122           foreach ($option['aliases'] as $id => $alias) {
 123             if (empty($alias['base']) || !empty($base_tables[$alias['base']])) {
 124               $copy = $option;
 125               $copy['group'] = $alias['group'];
 126               $copy['title'] = $alias['title'];
 127               if (isset($alias['help'])) {
 128                 $copy['help'] = $alias['help'];
 129               }
 130
 131               $group = preg_replace('/[^a-z0-9]/', '-', strtolower($copy['group']));
 132               $groups[$group] = $copy['group'];
 133               $grouped_options[$group][$key . '$' . $id] = $copy;
 134             }
 135           }
 136         }
 137       }
 138
 139       foreach ($grouped_options as $group => $group_options) {
 140         foreach ($group_options as $key => $option) {
 141           $form['options']['name']['#options'][$key] = [
 142             '#attributes' => [
 143               'class' => ['filterable-option', $group],
 144             ],
 145             'title' => [
 146               'data' => [
 147                 '#title' => $option['title'],
 148                 '#plain_text' => $option['title'],
 149               ],
 150               'class' => ['title'],
 151             ],
 152             'group' => $option['group'],
 153             'help' => [
 154               'data' => $option['help'],
 155               'class' => ['description'],
 156             ],
 157           ];
 158         }
 159       }
 160
 161       $form['override']['controls']['group']['#options'] = $groups;
 162     }
 163     else {
 164       $form['options']['markup'] = [
 165         '#markup' => '<div class="js-form-item form-item">' . $this->t('There are no @types available to add.', ['@types' => $ltitle]) . '</div>',
 166       ];
 167     }
 168     // Add a div to show the selected items
 169     $form['selected'] = [
 170       '#type' => 'item',
 171       '#markup' => '<span class="views-ui-view-title">' . $this->t('Selected:') . '</span> ' . '<div class="views-selected-options"></div>',
 172       '#theme_wrappers' => ['form_element', 'views_ui_container'],
 173       '#attributes' => [
 174         'class' => ['container-inline', 'views-add-form-selected', 'views-offset-bottom'],
 175         'data-drupal-views-offset' => 'bottom',
 176       ],
 177     ];
 178     $view->getStandardButtons($form, $form_state, 'views_ui_add_handler_form', $this->t('Add and configure @types', ['@types' => $ltitle]));
 179
 180     // Remove the default submit function.
 181     $form['actions']['submit']['#submit'] = array_filter($form['actions']['submit']['#submit'], function ($var) {
 182       return !(is_array($var) && isset($var[1]) && $var[1] == 'standardSubmit');
 183     });
 184     $form['actions']['submit']['#submit'][] = [$view, 'submitItemAdd'];
 185
 186     return $form;
 187   }
 188
 189 }