function ViewsBlock::getDerivativeDefinitions

Overrides DeriverInterface::getDerivativeDefinitions

File

core/modules/views/src/Plugin/Derivative/ViewsBlock.php, line 75

Class

ViewsBlock

Provides block plugin definitions for all Views block displays.

Namespace

Code

public function getDerivativeDefinitions($base_plugin_definition) {
    // Check all Views for block displays.
    foreach ($this->viewStorage
        ->loadMultiple() as $view) {
        // Do not return results for disabled views.
        if (!$view->status()) {
            continue;
        }
        $executable = $view->getExecutable();
        $executable->initDisplay();
        foreach ($executable->displayHandlers as $display) {
            
            /** @var \Drupal\views\Plugin\views\display\DisplayPluginInterface $display */
            // Add a block plugin definition for each block display.
            if (isset($display) && !empty($display->definition['uses_hook_block'])) {
                $delta = $view->id() . '-' . $display->display['id'];
                $admin_label = $display->getOption('block_description');
                if (empty($admin_label)) {
                    if ($display->display['display_title'] == $display->definition['title']) {
                        $admin_label = $view->label();
                    }
                    else {
                        // Allow translators to control the punctuation. Plugin
                        // definitions get cached, so use TranslatableMarkup() instead of
                        // $this->t() to avoid double escaping when $admin_label is rendered
                        // during requests that use the cached definition.
                        $admin_label = new TranslatableMarkup('@view: @display', [
                            '@view' => $view->label(),
                            '@display' => $display->display['display_title'],
                        ]);
                    }
                }
                $this->derivatives[$delta] = [
                    'category' => $display->getOption('block_category'),
                    'admin_label' => $admin_label,
                    'config_dependencies' => [
                        'config' => [
                            $view->getConfigDependencyName(),
                        ],
                    ],
                ];
                // Look for arguments and expose them as context.
                foreach ($display->getHandlers('argument') as $argument_name => $argument) {
                    
                    /** @var \Drupal\views\Plugin\views\argument\ArgumentPluginBase $argument */
                    if ($context_definition = $argument->getContextDefinition()) {
                        $this->derivatives[$delta]['context_definitions'][$argument_name] = $context_definition;
                    }
                }
                $this->derivatives[$delta] += $base_plugin_definition;
            }
        }
    }
    return $this->derivatives;
}