/**
* {@inheritdoc}
*/
public function defaultConfiguration()
{
return parent::defaultConfiguration() + ['page_title' => ''];
}
/**
* {@inheritdoc}
*/
public function setConfiguration(array $configuration)
{
if (empty($configuration['uuid'])) {
$configuration['uuid'] = $this->uuidGenerator()->generate();
}
// Make sure blocks are mapped to valid regions, and if not, map them to the
// first available region. This is a work-around the fact that we're not
// totally in control of the block placement UI from page_manager.
// @todo Replace after https://www.drupal.org/node/2550879
if (!empty($configuration['layout']) && !empty($configuration['blocks'])) {
$layout_definition = $this->layoutManager->getDefinition($configuration['layout']);
$valid_regions = $layout_definition['regions'];
$first_region = array_keys($valid_regions)[0];
foreach ($configuration['blocks'] as &$block) {
if (!isset($valid_regions[$block['region']])) {
$block['region'] = $first_region;
}
}
}
return parent::setConfiguration($configuration);
}
/**
* {@inheritdoc}
*/
public function defaultConfiguration()
{
return parent::defaultConfiguration() + ['layout' => '', 'layout_settings' => [], 'page_title' => ''];
}