public function ViewResultVariable::variableFields in Business Rules 8

Same name and namespace in other branches

1. 2.x src/Plugin/BusinessRulesVariable/ViewResultVariable.php \Drupal\business_rules\Plugin\BusinessRulesVariable\ViewResultVariable::variableFields()

Display the view variable fields.

Parameters

\Drupal\business_rules\Entity\Variable $variable: The variable entity.

Return value

\Drupal\Core\Ajax\AjaxResponse|array The AjaxResponse or the render array.

1 call to ViewResultVariable::variableFields()

ViewResultVariable::changeDetails in src/Plugin/BusinessRulesVariable/ViewResultVariable.php

Change the variable details box.

File

src/Plugin/BusinessRulesVariable/ViewResultVariable.php, line 125

Class

ViewResultVariable

Class ViewResultVariable.

Namespace

Drupal\business_rules\Plugin\BusinessRulesVariable

Code

public function variableFields(Variable $variable) {

  // Get settings.
  $defined_view = $variable
    ->getSettings('view');

  // Process settings.
  $defined_view = explode(':', $defined_view);
  $view_id = $defined_view[0];
  $display = $defined_view[1];

  // Get view fields.
  $view = Views::getView($view_id);
  $view
    ->setDisplay($display);
  $view
    ->preExecute();
  $view
    ->build();
  $fields = $view->field;
  $header = [
    'variable' => t('Variable'),
    'field' => t('Field'),
    'type' => t('Type'),
  ];
  $rows = [];
  if (count($fields)) {
    foreach ($fields as $field_name => $field) {
      $field_id = $field->field;
      $definition = $field->definition;
      $entity_type = $definition['entity_type'];
      if ($field
        ->getBaseId() == 'field') {

        // Need to check in all bundles if the field is available.
        $bundles = $this->bundleInfo
          ->getBundleInfo($entity_type);
        $bundles = array_keys($bundles);
        $found = FALSE;
        $idx_bundle = 0;
        while (!$found && $idx_bundle < count($bundles)) {
          $bundle = $bundles[$idx_bundle];

          // Now, with the bundle info, we can load the fields definitions.
          $fields_definitions = $this->entityFieldManager
            ->getFieldDefinitions($entity_type, $bundle);
          $field_definition = isset($fields_definitions[$field_name]) ? $fields_definitions[$field_name] : NULL;

          // If we are not in the correct bundle, lets try again.
          if (empty($field_definition)) {
            $idx_bundle++;
          }
          else {
            $field_type = $field_definition
              ->getType();
            $found = TRUE;
          }
        }
        $rows[] = [
          'variable' => [
            'data' => [
              '#markup' => '{{' . $variable
                ->id() . '->' . $field_id . '}}',
            ],
          ],
          'field' => [
            'data' => [
              '#markup' => $field
                ->label() ? $field
                ->label() : $field->realField,
            ],
          ],
          'type' => [
            'data' => [
              '#markup' => $field_type,
            ],
          ],
        ];
      }
    }
  }
  else {
    $rows[] = [
      'data' => [
        '#markup' => t('This view has no fields.'),
      ],
      'colspan' => 3,
    ];
  }
  $content['help'] = [
    '#type' => 'markup',
    '#markup' => t('Notice that as this items are arrays, you only can use this variable values on items inside an action type: "Loop through a view result variable".'),
  ];
  $content['variable_fields'] = [
    '#type' => 'table',
    '#rows' => $rows,
    '#header' => $header,
    '#sticky' => TRUE,
  ];
  return $content;
}