PHP Views::viewsDataHelper方法代码示例

 /**
  * {@inheritdoc}
  */
 public function buildOptionsForm(&$form, FormStateInterface $form_state)
 {
     parent::buildOptionsForm($form, $form_state);
     // Get the sorts that apply to our base.
     $sorts = Views::viewsDataHelper()->fetchFields($this->definition['base'], 'sort');
     $sort_options = array();
     foreach ($sorts as $sort_id => $sort) {
         $sort_options[$sort_id] = "{$sort['group']}: {$sort['title']}";
     }
     $base_table_data = Views::viewsData()->get($this->definition['base']);
     // Extends the relationship's basic options, allowing the user to pick a
     // sort and an order for it.
     $form['subquery_sort'] = array('#type' => 'select', '#title' => $this->t('Representative sort criteria'), '#default_value' => !empty($this->options['subquery_sort']) ? $this->options['subquery_sort'] : $this->definition['base'] . '.' . $base_table_data['table']['base']['field'], '#options' => $sort_options, '#description' => $this->t("The sort criteria is applied to the data brought in by the relationship to determine how a representative item is obtained for each row. For example, to show the most recent node for each user, pick 'Content: Updated date'."));
     $form['subquery_order'] = array('#type' => 'radios', '#title' => $this->t('Representative sort order'), '#description' => $this->t("The ordering to use for the sort criteria selected above."), '#options' => array('ASC' => $this->t('Ascending'), 'DESC' => $this->t('Descending')), '#default_value' => $this->options['subquery_order']);
     $form['subquery_namespace'] = array('#type' => 'textfield', '#title' => $this->t('Subquery namespace'), '#description' => $this->t('Advanced. Enter a namespace for the subquery used by this relationship.'), '#default_value' => $this->options['subquery_namespace']);
     // WIP: This stuff doesn't work yet: namespacing issues.
     // A list of suitable views to pick one as the subview.
     $views = array('' => '- None -');
     foreach (Views::getAllViews() as $view) {
         // Only get views that are suitable:
         // - base must the base that our relationship joins towards
         // - must have fields.
         if ($view->get('base_table') == $this->definition['base'] && !empty($view->getDisplay('default')['display_options']['fields'])) {
             // TODO: check the field is the correct sort?
             // or let users hang themselves at this stage and check later?
             $views[$view->id()] = $view->id();
         }
     }
     $form['subquery_view'] = array('#type' => 'select', '#title' => $this->t('Representative view'), '#default_value' => $this->options['subquery_view'], '#options' => $views, '#description' => $this->t('Advanced. Use another view to generate the relationship subquery. This allows you to use filtering and more than one sort. If you pick a view here, the sort options above are ignored. Your view must have the ID of its base as its only field, and should have some kind of sorting.'));
     $form['subquery_regenerate'] = array('#type' => 'checkbox', '#title' => $this->t('Generate subquery each time view is run'), '#default_value' => $this->options['subquery_regenerate'], '#description' => $this->t('Will re-generate the subquery for this relationship every time the view is run, instead of only when these options are saved. Use for testing if you are making changes elsewhere. WARNING: seriously impairs performance.'));
 }

 /**
  * {@inheritdoc}
  */
 public function buildForm(array $form, FormStateInterface $form_state)
 {
     $view = $form_state->get('view');
     $display_id = $form_state->get('display_id');
     $type = $form_state->get('type');
     $form = array('options' => array('#theme_wrappers' => array('container'), '#attributes' => array('class' => array('scroll'), 'data-drupal-views-scroll' => TRUE)));
     $executable = $view->getExecutable();
     $executable->setDisplay($display_id);
     $display =& $executable->displayHandlers->get($display_id);
     $types = ViewExecutable::getHandlerTypes();
     $ltitle = $types[$type]['ltitle'];
     $section = $types[$type]['plural'];
     if (!empty($types[$type]['type'])) {
         $type = $types[$type]['type'];
     }
     $form['#title'] = $this->t('Add @type', array('@type' => $ltitle));
     $form['#section'] = $display_id . 'add-handler';
     // Add the display override dropdown.
     views_ui_standard_display_dropdown($form, $form_state, $section);
     // Figure out all the base tables allowed based upon what the relationships provide.
     $base_tables = $executable->getBaseTables();
     $options = Views::viewsDataHelper()->fetchFields(array_keys($base_tables), $type, $display->useGroupBy(), $form_state->get('type'));
     if (!empty($options)) {
         $form['override']['controls'] = array('#theme_wrappers' => array('container'), '#id' => 'views-filterable-options-controls', '#attributes' => array('class' => array('container-inline')));
         $form['override']['controls']['options_search'] = array('#type' => 'textfield', '#title' => $this->t('Search'));
         $groups = array('all' => $this->t('- All -'));
         $form['override']['controls']['group'] = array('#type' => 'select', '#title' => $this->t('Type'), '#options' => array());
         $form['options']['name'] = array('#prefix' => '<div class="views-radio-box form-checkboxes views-filterable-options">', '#suffix' => '</div>', '#tree' => TRUE, '#default_value' => 'all');
         // Group options first to simplify the usage of #states.
         $grouped_options = array();
         foreach ($options as $key => $option) {
             $group = preg_replace('/[^a-z0-9]/', '-', strtolower($option['group']));
             $groups[$group] = $option['group'];
             $grouped_options[$group][$key] = $option;
             if (!empty($option['aliases']) && is_array($option['aliases'])) {
                 foreach ($option['aliases'] as $id => $alias) {
                     if (empty($alias['base']) || !empty($base_tables[$alias['base']])) {
                         $copy = $option;
                         $copy['group'] = $alias['group'];
                         $copy['title'] = $alias['title'];
                         if (isset($alias['help'])) {
                             $copy['help'] = $alias['help'];
                         }
                         $group = preg_replace('/[^a-z0-9]/', '-', strtolower($copy['group']));
                         $groups[$group] = $copy['group'];
                         $grouped_options[$group][$key . '$' . $id] = $copy;
                     }
                 }
             }
         }
         foreach ($grouped_options as $group => $group_options) {
             foreach ($group_options as $key => $option) {
                 $form['options']['name'][$key] = array('#type' => 'checkbox', '#title' => $this->t('!group: !field', array('!group' => $option['group'], '!field' => $option['title'])), '#description' => $option['help'], '#return_value' => $key, '#prefix' => "<div class='filterable-option'>", '#suffix' => '</div>', '#states' => array('visible' => array(array(':input[name="override[controls][group]"]' => array('value' => 'all')), array(':input[name="override[controls][group]"]' => array('value' => $group)))));
             }
         }
         $form['override']['controls']['group']['#options'] = $groups;
     } else {
         $form['options']['markup'] = array('#markup' => '<div class="form-item">' . $this->t('There are no @types available to add.', array('@types' => $ltitle)) . '</div>');
     }
     // Add a div to show the selected items
     $form['selected'] = array('#type' => 'item', '#markup' => '<span class="views-ui-view-title">' . $this->t('Selected:') . '</span> ' . '<div class="views-selected-options"></div>', '#theme_wrappers' => array('form_element', 'views_ui_container'), '#attributes' => array('class' => array('container-inline', 'views-add-form-selected'), 'data-drupal-views-offset' => 'bottom'));
     $view->getStandardButtons($form, $form_state, 'views_ui_add_handler_form', $this->t('Add and configure @types', array('@types' => $ltitle)));
     // Remove the default submit function.
     $form['actions']['submit']['#submit'] = array_filter($form['actions']['submit']['#submit'], function ($var) {
         return !(is_array($var) && isset($var[1]) && $var[1] == 'standardSubmit');
     });
     $form['actions']['submit']['#submit'][] = array($view, 'submitItemAdd');
     return $form;
 }

 /**
  * {@inheritdoc}
  */
 public function buildForm(array $form, array &$form_state)
 {
     $view = $form_state['view'];
     $display_id = $form_state['display_id'];
     $type = $form_state['type'];
     $id = $form_state['id'];
     $form = array('options' => array('#tree' => TRUE, '#theme_wrappers' => array('container'), '#attributes' => array('class' => array('scroll'), 'data-drupal-views-scroll' => TRUE)));
     $executable = $view->getExecutable();
     $save_ui_cache = FALSE;
     $executable->setDisplay($display_id);
     $item = $executable->getHandler($display_id, $type, $id);
     if ($item) {
         $handler = $executable->display_handler->getHandler($type, $id);
         if (empty($handler)) {
             $form['markup'] = array('#markup' => $this->t("Error: handler for @table > @field doesn't exist!", array('@table' => $item['table'], '@field' => $item['field'])));
         } else {
             $types = ViewExecutable::getHandlerTypes();
             // If this item can come from the default display, show a dropdown
             // that lets the user choose which display the changes should apply to.
             if ($executable->display_handler->defaultableSections($types[$type]['plural'])) {
                 $form_state['section'] = $types[$type]['plural'];
                 views_ui_standard_display_dropdown($form, $form_state, $form_state['section']);
             }
             // A whole bunch of code to figure out what relationships are valid for
             // this item.
             $relationships = $executable->display_handler->getOption('relationships');
             $relationship_options = array();
             foreach ($relationships as $relationship) {
                 // relationships can't link back to self. But also, due to ordering,
                 // relationships can only link to prior relationships.
                 if ($type == 'relationship' && $id == $relationship['id']) {
                     break;
                 }
                 $relationship_handler = Views::handlerManager('relationship')->getHandler($relationship);
                 // ignore invalid/broken relationships.
                 if (empty($relationship_handler)) {
                     continue;
                 }
                 // If this relationship is valid for this type, add it to the list.
                 $data = Views::viewsData()->get($relationship['table']);
                 if (isset($data[$relationship['field']]['relationship']['base']) && ($base = $data[$relationship['field']]['relationship']['base'])) {
                     $base_fields = Views::viewsDataHelper()->fetchFields($base, $form_state['type'], $executable->display_handler->useGroupBy());
                     if (isset($base_fields[$item['table'] . '.' . $item['field']])) {
                         $relationship_handler->init($executable, $executable->display_handler, $relationship);
                         $relationship_options[$relationship['id']] = $relationship_handler->adminLabel();
                     }
                 }
             }
             if (!empty($relationship_options)) {
                 // Make sure the existing relationship is even valid. If not, force
                 // it to none.
                 $base_fields = Views::viewsDataHelper()->fetchFields($view->get('base_table'), $form_state['type'], $executable->display_handler->useGroupBy());
                 if (isset($base_fields[$item['table'] . '.' . $item['field']])) {
                     $relationship_options = array_merge(array('none' => $this->t('Do not use a relationship')), $relationship_options);
                 }
                 $rel = empty($item['relationship']) ? 'none' : $item['relationship'];
                 if (empty($relationship_options[$rel])) {
                     // Pick the first relationship.
                     $rel = key($relationship_options);
                     // We want this relationship option to get saved even if the user
                     // skips submitting the form.
                     $executable->setHandlerOption($display_id, $type, $id, 'relationship', $rel);
                     $save_ui_cache = TRUE;
                 }
                 $form['options']['relationship'] = array('#type' => 'select', '#title' => $this->t('Relationship'), '#options' => $relationship_options, '#default_value' => $rel, '#weight' => -500);
             } else {
                 $form['options']['relationship'] = array('#type' => 'value', '#value' => 'none');
             }
             $form['#title'] = $this->t('Configure @type: @item', array('@type' => $types[$type]['lstitle'], '@item' => $handler->adminLabel()));
             if (!empty($handler->definition['help'])) {
                 $form['options']['form_description'] = array('#markup' => $handler->definition['help'], '#theme_wrappers' => array('container'), '#attributes' => array('class' => array('form-item description')), '#weight' => -1000);
             }
             $form['#section'] = $display_id . '-' . $type . '-' . $id;
             // Get form from the handler.
             $handler->buildOptionsForm($form['options'], $form_state);
             $form_state['handler'] = $handler;
         }
         $name = NULL;
         if (isset($form_state['update_name'])) {
             $name = $form_state['update_name'];
         }
         $view->getStandardButtons($form, $form_state, 'views_ui_config_item_form', $name);
         // Add a 'remove' button.
         $form['actions']['remove'] = array('#type' => 'submit', '#value' => $this->t('Remove'), '#submit' => array(array($this, 'remove')), '#limit_validation_errors' => array(array('override')), '#ajax' => array('path' => current_path()));
     }
     if ($save_ui_cache) {
         $view->cacheSet();
     }
     return $form;
 }

 /**
  * Retrieves filter information based on user input for the default display.
  *
  * @param array $form
  *   The full wizard form array.
  * @param \Drupal\Core\Form\FormStateInterface $form_state
  *   The current state of the wizard form.
  *
  * @return array
  *   An array of filter arrays keyed by ID. A sort array contains the options
  *   accepted by a filter handler.
  */
 protected function defaultDisplayFiltersUser(array $form, FormStateInterface $form_state)
 {
     $filters = array();
     if (($type = $form_state->getValue(array('show', 'type'))) && $type != 'all') {
         $bundle_key = $this->entityType->getKey('bundle');
         // Figure out the table where $bundle_key lives. It may not be the same as
         // the base table for the view; the taxonomy vocabulary machine_name, for
         // example, is stored in taxonomy_vocabulary, not taxonomy_term_data.
         module_load_include('inc', 'views_ui', 'admin');
         $fields = Views::viewsDataHelper()->fetchFields($this->base_table, 'filter');
         if (isset($fields[$this->base_table . '.' . $bundle_key])) {
             $table = $this->base_table;
         } else {
             foreach ($fields as $field_name => $value) {
                 if ($pos = strpos($field_name, '.' . $bundle_key)) {
                     $table = substr($field_name, 0, $pos);
                     break;
                 }
             }
         }
         $table_data = Views::viewsData()->get($table);
         // If the 'in' operator is being used, map the values to an array.
         $handler = $table_data[$bundle_key]['filter']['id'];
         $handler_definition = Views::pluginManager('filter')->getDefinition($handler);
         if ($handler == 'in_operator' || is_subclass_of($handler_definition['class'], 'Drupal\\views\\Plugin\\views\\filter\\InOperator')) {
             $value = array($type => $type);
         } else {
             $value = $type;
         }
         $filters[$bundle_key] = array('id' => $bundle_key, 'table' => $table, 'field' => $bundle_key, 'value' => $value);
     }
     return $filters;
 }