class BookNavigationBlock
Same name in other branches
- 9 core/modules/book/src/Plugin/Block/BookNavigationBlock.php \Drupal\book\Plugin\Block\BookNavigationBlock
- 8.9.x core/modules/book/src/Plugin/Block/BookNavigationBlock.php \Drupal\book\Plugin\Block\BookNavigationBlock
- 10 core/modules/book/src/Plugin/Block/BookNavigationBlock.php \Drupal\book\Plugin\Block\BookNavigationBlock
Provides a 'Book navigation' block.
Hierarchy
- class \Drupal\Component\Plugin\PluginBase implements \Drupal\Component\Plugin\PluginInspectionInterface, \Drupal\Component\Plugin\DerivativeInspectionInterface
- class \Drupal\Core\Plugin\PluginBase extends \Drupal\Component\Plugin\PluginBase uses \Drupal\Core\StringTranslation\StringTranslationTrait, \Drupal\Core\DependencyInjection\DependencySerializationTrait, \Drupal\Core\Messenger\MessengerTrait
- class \Drupal\Core\Block\BlockBase extends \Drupal\Core\Plugin\PluginBase implements \Drupal\Core\Block\BlockPluginInterface, \Drupal\Core\Plugin\PluginWithFormsInterface, \Drupal\Core\Plugin\PreviewAwarePluginInterface, \Drupal\Core\Render\PreviewFallbackInterface, \Drupal\Core\Plugin\ContextAwarePluginInterface uses \Drupal\Core\Block\BlockPluginTrait, \Drupal\Core\Plugin\ContextAwarePluginTrait, \Drupal\Core\Plugin\ContextAwarePluginAssignmentTrait
- class \Drupal\book\Plugin\Block\BookNavigationBlock extends \Drupal\Core\Block\BlockBase implements \Drupal\Core\Plugin\ContainerFactoryPluginInterface
- class \Drupal\Core\Block\BlockBase extends \Drupal\Core\Plugin\PluginBase implements \Drupal\Core\Block\BlockPluginInterface, \Drupal\Core\Plugin\PluginWithFormsInterface, \Drupal\Core\Plugin\PreviewAwarePluginInterface, \Drupal\Core\Render\PreviewFallbackInterface, \Drupal\Core\Plugin\ContextAwarePluginInterface uses \Drupal\Core\Block\BlockPluginTrait, \Drupal\Core\Plugin\ContextAwarePluginTrait, \Drupal\Core\Plugin\ContextAwarePluginAssignmentTrait
- class \Drupal\Core\Plugin\PluginBase extends \Drupal\Component\Plugin\PluginBase uses \Drupal\Core\StringTranslation\StringTranslationTrait, \Drupal\Core\DependencyInjection\DependencySerializationTrait, \Drupal\Core\Messenger\MessengerTrait
Expanded class hierarchy of BookNavigationBlock
File
-
core/
modules/ book/ src/ Plugin/ Block/ BookNavigationBlock.php, line 20
Namespace
Drupal\book\Plugin\BlockView source
class BookNavigationBlock extends BlockBase implements ContainerFactoryPluginInterface {
/**
* The current route match.
*
* @var \Drupal\Core\Routing\RouteMatchInterface
*/
protected $routeMatch;
/**
* The book manager.
*
* @var \Drupal\book\BookManagerInterface
*/
protected $bookManager;
/**
* The node storage.
*
* @var \Drupal\Core\Entity\EntityStorageInterface
*/
protected $nodeStorage;
/**
* Constructs a new BookNavigationBlock instance.
*
* @param array $configuration
* A configuration array containing information about the plugin instance.
* @param string $plugin_id
* The plugin_id for the plugin instance.
* @param mixed $plugin_definition
* The plugin implementation definition.
* @param \Drupal\Core\Routing\RouteMatchInterface $route_match
* The current route match.
* @param \Drupal\book\BookManagerInterface $book_manager
* The book manager.
* @param \Drupal\Core\Entity\EntityStorageInterface $node_storage
* The node storage.
*/
public function __construct(array $configuration, $plugin_id, $plugin_definition, RouteMatchInterface $route_match, BookManagerInterface $book_manager, EntityStorageInterface $node_storage) {
parent::__construct($configuration, $plugin_id, $plugin_definition);
$this->routeMatch = $route_match;
$this->bookManager = $book_manager;
$this->nodeStorage = $node_storage;
}
/**
* {@inheritdoc}
*/
public static function create(ContainerInterface $container, array $configuration, $plugin_id, $plugin_definition) {
return new static($configuration, $plugin_id, $plugin_definition, $container->get('current_route_match'), $container->get('book.manager'), $container->get('entity_type.manager')
->getStorage('node'));
}
/**
* {@inheritdoc}
*/
public function defaultConfiguration() {
return [
'block_mode' => "all pages",
];
}
/**
* {@inheritdoc}
*/
public function blockForm($form, FormStateInterface $form_state) {
$options = [
'all pages' => $this->t('Show block on all pages'),
'book pages' => $this->t('Show block only on book pages'),
];
$form['book_block_mode'] = [
'#type' => 'radios',
'#title' => $this->t('Book navigation block display'),
'#options' => $options,
'#default_value' => $this->configuration['block_mode'],
'#description' => $this->t("If <em>Show block on all pages</em> is selected, the block will contain the automatically generated menus for all of the site's books. If <em>Show block only on book pages</em> is selected, the block will contain only the one menu corresponding to the current page's book. In this case, if the current page is not in a book, no block will be displayed. The <em>Page specific visibility settings</em> or other visibility settings can be used in addition to selectively display this block."),
];
return $form;
}
/**
* {@inheritdoc}
*/
public function blockSubmit($form, FormStateInterface $form_state) {
$this->configuration['block_mode'] = $form_state->getValue('book_block_mode');
}
/**
* {@inheritdoc}
*/
public function build() {
$current_bid = 0;
$node = $this->routeMatch
->getParameter('node');
if ($node instanceof NodeInterface && !empty($node->book['bid'])) {
$current_bid = $node->book['bid'];
}
if ($this->configuration['block_mode'] == 'all pages') {
$book_menus = [];
$pseudo_tree = [
0 => [
'below' => FALSE,
],
];
foreach ($this->bookManager
->getAllBooks() as $book_id => $book) {
if ($book['bid'] == $current_bid) {
// If the current page is a node associated with a book, the menu
// needs to be retrieved.
$data = $this->bookManager
->bookTreeAllData($node->book['bid'], $node->book);
$book_menus[$book_id] = $this->bookManager
->bookTreeOutput($data);
}
else {
// Since we know we will only display a link to the top node, there
// is no reason to run an additional menu tree query for each book.
$book['in_active_trail'] = FALSE;
// Check whether user can access the book link.
$book_node = $this->nodeStorage
->load($book['nid']);
$book['access'] = $book_node->access('view');
$pseudo_tree[0]['link'] = $book;
$book_menus[$book_id] = $this->bookManager
->bookTreeOutput($pseudo_tree);
}
$book_menus[$book_id] += [
'#book_title' => $book['title'],
];
}
if ($book_menus) {
return [
'#theme' => 'book_all_books_block',
] + $book_menus;
}
}
elseif ($current_bid) {
// Only display this block when the user is browsing a book and do
// not show unpublished books.
$nid = \Drupal::entityQuery('node')->accessCheck(TRUE)
->condition('nid', $node->book['bid'], '=')
->condition('status', NodeInterface::PUBLISHED)
->execute();
// Only show the block if the user has view access for the top-level node.
if ($nid) {
$tree = $this->bookManager
->bookTreeAllData($node->book['bid'], $node->book);
// There should only be one element at the top level.
$data = array_shift($tree);
$below = $this->bookManager
->bookTreeOutput($data['below']);
if (!empty($below)) {
return $below;
}
}
}
return [];
}
/**
* {@inheritdoc}
*/
public function getCacheContexts() {
return Cache::mergeContexts(parent::getCacheContexts(), [
'route.book_navigation',
]);
}
/**
* {@inheritdoc}
*
* @todo Make cacheable in https://www.drupal.org/node/2483181
*/
public function getCacheMaxAge() {
return 0;
}
}
Members
Title Sort descending | Modifiers | Object type | Summary | Member alias | Overriden Title | Overrides |
---|---|---|---|---|---|---|
BlockBase::buildConfigurationForm | public | function | Form constructor. | Overrides PluginFormInterface::buildConfigurationForm | 2 | |
BlockPluginInterface::BLOCK_LABEL_VISIBLE | constant | Indicates the block label (title) should be displayed to end users. | ||||
BlockPluginTrait::$inPreview | protected | property | Whether the plugin is being rendered in preview mode. | |||
BlockPluginTrait::$transliteration | protected | property | The transliteration service. | |||
BlockPluginTrait::access | public | function | ||||
BlockPluginTrait::baseConfigurationDefaults | protected | function | Returns generic default configuration for block plugins. | |||
BlockPluginTrait::blockAccess | protected | function | Indicates whether the block should be shown. | 18 | ||
BlockPluginTrait::blockValidate | public | function | 3 | |||
BlockPluginTrait::buildConfigurationForm | public | function | Creates a generic configuration form for all block types. Individual block plugins can add elements to this form by overriding BlockBase::blockForm(). Most block plugins should not override this method unless they need to alter the generic form elements. |
Aliased as: traitBuildConfigurationForm | ||
BlockPluginTrait::calculateDependencies | public | function | 1 | |||
BlockPluginTrait::getConfiguration | public | function | 1 | |||
BlockPluginTrait::getMachineNameSuggestion | public | function | 1 | |||
BlockPluginTrait::getPreviewFallbackString | public | function | 3 | |||
BlockPluginTrait::label | public | function | ||||
BlockPluginTrait::setConfiguration | public | function | ||||
BlockPluginTrait::setConfigurationValue | public | function | ||||
BlockPluginTrait::setInPreview | public | function | ||||
BlockPluginTrait::setTransliteration | public | function | Sets the transliteration service. | |||
BlockPluginTrait::submitConfigurationForm | public | function | Most block plugins should not override this method. To add submission handling for a specific block type, override BlockBase::blockSubmit(). |
|||
BlockPluginTrait::transliteration | protected | function | Wraps the transliteration service. | |||
BlockPluginTrait::validateConfigurationForm | public | function | Most block plugins should not override this method. To add validation for a specific block type, override BlockBase::blockValidate(). |
1 | ||
BookNavigationBlock::$bookManager | protected | property | The book manager. | |||
BookNavigationBlock::$nodeStorage | protected | property | The node storage. | |||
BookNavigationBlock::$routeMatch | protected | property | The current route match. | |||
BookNavigationBlock::blockForm | public | function | Overrides BlockPluginTrait::blockForm | |||
BookNavigationBlock::blockSubmit | public | function | Overrides BlockPluginTrait::blockSubmit | |||
BookNavigationBlock::build | public | function | Builds and returns the renderable array for this block plugin. | Overrides BlockPluginInterface::build | ||
BookNavigationBlock::create | public static | function | Creates an instance of the plugin. | Overrides ContainerFactoryPluginInterface::create | ||
BookNavigationBlock::defaultConfiguration | public | function | Overrides BlockPluginTrait::defaultConfiguration | |||
BookNavigationBlock::getCacheContexts | public | function | Overrides ContextAwarePluginTrait::getCacheContexts | |||
BookNavigationBlock::getCacheMaxAge | public | function | @todo Make cacheable in https://www.drupal.org/node/2483181 | Overrides ContextAwarePluginTrait::getCacheMaxAge | ||
BookNavigationBlock::__construct | public | function | Constructs a new BookNavigationBlock instance. | Overrides BlockPluginTrait::__construct | ||
ContextAwarePluginAssignmentTrait::addContextAssignmentElement | protected | function | Builds a form element for assigning a context to a given slot. | |||
ContextAwarePluginAssignmentTrait::contextHandler | protected | function | Wraps the context handler. | |||
ContextAwarePluginTrait::$context | protected | property | The data objects representing the context of this plugin. | |||
ContextAwarePluginTrait::getCacheTags | public | function | 3 | |||
ContextAwarePluginTrait::getContext | public | function | ||||
ContextAwarePluginTrait::getContextDefinition | public | function | ||||
ContextAwarePluginTrait::getContextDefinitions | public | function | ||||
ContextAwarePluginTrait::getContextMapping | public | function | 1 | |||
ContextAwarePluginTrait::getContexts | public | function | ||||
ContextAwarePluginTrait::getContextValue | public | function | ||||
ContextAwarePluginTrait::getContextValues | public | function | ||||
ContextAwarePluginTrait::getPluginDefinition | abstract public | function | 1 | |||
ContextAwarePluginTrait::setContext | public | function | 1 | |||
ContextAwarePluginTrait::setContextMapping | public | function | ||||
ContextAwarePluginTrait::setContextValue | public | function | ||||
ContextAwarePluginTrait::validateContexts | public | function | ||||
DerivativeInspectionInterface::getBaseId | public | function | Gets the base_plugin_id of the plugin instance. | 1 | ||
DerivativeInspectionInterface::getDerivativeId | public | function | Gets the derivative_id of the plugin instance. | 1 | ||
MessengerTrait::$messenger | protected | property | The messenger. | 16 | ||
MessengerTrait::messenger | public | function | Gets the messenger. | 16 | ||
MessengerTrait::setMessenger | public | function | Sets the messenger. | |||
PluginInspectionInterface::getPluginId | public | function | Gets the plugin ID of the plugin instance. | 3 | ||
PluginWithFormsTrait::getFormClass | public | function | Implements \Drupal\Core\Plugin\PluginWithFormsInterface::getFormClass(). | |||
PluginWithFormsTrait::hasFormClass | public | function | Implements \Drupal\Core\Plugin\PluginWithFormsInterface::hasFormClass(). | |||
StringTranslationTrait::$stringTranslation | protected | property | The string translation service. | 3 | ||
StringTranslationTrait::formatPlural | protected | function | Formats a string containing a count of items. | |||
StringTranslationTrait::getNumberOfPlurals | protected | function | Returns the number of plurals supported by a given language. | |||
StringTranslationTrait::getStringTranslation | protected | function | Gets the string translation service. | |||
StringTranslationTrait::setStringTranslation | public | function | Sets the string translation service to use. | 2 | ||
StringTranslationTrait::t | protected | function | Translates a string to the current language or to a given language. |
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