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public function StylePluginBase::validate in Zircon Profile 8

Same name and namespace in other branches
  1. 8.0 core/modules/views/src/Plugin/views/style/StylePluginBase.php \Drupal\views\Plugin\views\style\StylePluginBase::validate()

Validate that the plugin is correct and can be saved.

Return value

An array of error strings to tell the user what is wrong with this plugin.

Overrides PluginBase::validate

File

core/modules/views/src/Plugin/views/style/StylePluginBase.php, line 786
Contains \Drupal\views\Plugin\views\style\StylePluginBase.

Class

StylePluginBase
Base class for views style plugins.

Namespace

Drupal\views\Plugin\views\style

Code

public function validate() {
  $errors = parent::validate();
  if ($this
    ->usesRowPlugin()) {
    $plugin = $this->displayHandler
      ->getPlugin('row');
    if (empty($plugin)) {
      $errors[] = $this
        ->t('Style @style requires a row style but the row plugin is invalid.', array(
        '@style' => $this->definition['title'],
      ));
    }
    else {
      $result = $plugin
        ->validate();
      if (!empty($result) && is_array($result)) {
        $errors = array_merge($errors, $result);
      }
    }
  }
  return $errors;
}