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class MapCenterManager in Geolocation Field 8.2

Same name and namespace in other branches
  1. 8.3 src/MapCenterManager.php \Drupal\geolocation\MapCenterManager

Search plugin manager.

Hierarchy

Expanded class hierarchy of MapCenterManager

2 files declare their use of MapCenterManager
GeolocationBlock.php in src/Plugin/Block/GeolocationBlock.php
GeolocationMapWidgetBase.php in src/Plugin/Field/FieldWidget/GeolocationMapWidgetBase.php
1 string reference to 'MapCenterManager'
geolocation.services.yml in ./geolocation.services.yml
geolocation.services.yml
1 service uses MapCenterManager
plugin.manager.geolocation.mapcenter in ./geolocation.services.yml
Drupal\geolocation\MapCenterManager

File

src/MapCenterManager.php, line 14

Namespace

Drupal\geolocation
View source 
class MapCenterManager extends DefaultPluginManager {

  /**
   * Constructs an MapCenterManager object.
   *
   * @param \Traversable $namespaces
   *   An object that implements \Traversable which contains the root paths
   *   keyed by the corresponding namespace to look for plugin implementations.
   * @param \Drupal\Core\Cache\CacheBackendInterface $cache_backend
   *   Cache backend instance to use.
   * @param \Drupal\Core\Extension\ModuleHandlerInterface $module_handler
   *   The module handler to invoke the alter hook with.
   */
  public function __construct(\Traversable $namespaces, CacheBackendInterface $cache_backend, ModuleHandlerInterface $module_handler) {
    parent::__construct('Plugin/geolocation/MapCenter', $namespaces, $module_handler, 'Drupal\\geolocation\\MapCenterInterface', 'Drupal\\geolocation\\Annotation\\MapCenter');
    $this
      ->alterInfo('geolocation_mapcenter_info');
    $this
      ->setCacheBackend($cache_backend, 'geolocation_mapcenter');
  }

  /**
   * Return MapCenter by ID.
   *
   * @param string $id
   *   MapCenter ID.
   * @param array $configuration
   *   Configuration.
   *
   * @return \Drupal\geolocation\MapCenterInterface|false
   *   MapCenter instance.
   */
  public function getMapCenter($id, array $configuration = []) {
    if (!$this
      ->hasDefinition($id)) {
      return FALSE;
    }
    try {

      /** @var \Drupal\geolocation\MapCenterInterface $instance */
      $instance = $this
        ->createInstance($id, $configuration);
      if ($instance) {
        return $instance;
      }
    } catch (\Exception $e) {
      return FALSE;
    }
    return FALSE;
  }

  /**
   * Get form render array.
   *
   * @param array $settings
   *   Settings.
   * @param mixed $context
   *   Optional context.
   *
   * @return array
   *   Form.
   */
  public function getCenterOptionsForm(array $settings, $context = NULL) {
    $form = [
      '#type' => 'table',
      '#prefix' => t('<h3>Centre override</h3>These options allow to override the default map centre. Each option will, if it can be applied, supersede any following option.'),
      '#header' => [
        [
          'data' => t('Enable'),
          'colspan' => 2,
        ],
        t('Option'),
        t('Settings'),
        t('Weight'),
      ],
      '#tabledrag' => [
        [
          'action' => 'order',
          'relationship' => 'sibling',
          'group' => 'geolocation-centre-option-weight',
        ],
      ],
    ];
    foreach ($this
      ->getDefinitions() as $map_center_id => $map_center_definition) {

      /** @var \Drupal\geolocation\MapCenterInterface $map_center */
      $map_center = $this
        ->createInstance($map_center_id);
      foreach ($map_center
        ->getAvailableMapCenterOptions($context) as $option_id => $label) {
        $option_enable_id = HTML::getUniqueId($option_id . '_enabled');
        $weight = isset($settings[$option_id]['weight']) ? $settings[$option_id]['weight'] : 0;
        $form[$option_id] = [
          '#weight' => $weight,
          '#attributes' => [
            'class' => [
              'draggable',
            ],
          ],
          'enable' => [
            '#attributes' => [
              'id' => $option_enable_id,
            ],
            '#type' => 'checkbox',
            '#default_value' => isset($settings[$option_id]['enable']) ? $settings[$option_id]['enable'] : FALSE,
          ],
          'map_center_id' => [
            '#type' => 'value',
            '#value' => $map_center_id,
          ],
          'option' => [
            '#markup' => $label,
          ],
          'settings' => [
            '#markup' => '',
          ],
          'weight' => [
            '#type' => 'weight',
            '#title' => t('Weight for @option', [
              '@option' => $label,
            ]),
            '#title_display' => 'invisible',
            '#size' => 4,
            '#default_value' => $weight,
            '#attributes' => [
              'class' => [
                'geolocation-centre-option-weight',
              ],
            ],
          ],
        ];
        $map_center_settings = [];
        if (!empty($settings[$option_id]['settings'])) {
          $map_center_settings = $settings[$option_id]['settings'];
        }
        $option_form = $map_center
          ->getSettingsForm($option_id, $map_center
          ->getSettings($map_center_settings), $context);
        if (!empty($option_form)) {
          $option_form['#states'] = [
            'visible' => [
              ':input[id="' . $option_enable_id . '"]' => [
                'checked' => TRUE,
              ],
            ],
          ];
          $option_form['#type'] = 'item';
          $form[$option_id]['settings'] = $option_form;
        }
      }
    }
    uasort($form, [
      SortArray::class,
      'sortByWeightProperty',
    ]);
    return $form;
  }

  /**
   * Alter map element.
   *
   * @param array $map
   *   Map render array.
   * @param array $settings
   *   Center option settings.
   * @param mixed $context
   *   Context.
   *
   * @return array
   *   Altered map render array.
   */
  public function alterMap(array $map, array $settings, $context = NULL) {
    $map = array_replace_recursive($map, [
      '#attached' => [
        'drupalSettings' => [
          'geolocation' => [
            'maps' => [
              $map['#id'] => [
                'map_center' => [],
              ],
            ],
          ],
        ],
      ],
    ]);

    /*
     * Centre handling.
     */
    foreach ($settings as $option_id => $option) {

      // Ignore if not enabled.
      if (empty($option['enable'])) {
        continue;
      }

      // Compatibility to v1.
      if (empty($option['map_center_id'])) {
        $option['map_center_id'] = $option_id;
      }
      if (!$this
        ->hasDefinition($option['map_center_id'])) {
        continue;
      }
      if (empty($option['weight'])) {
        $option['weight'] = 1;
      }

      /** @var \Drupal\geolocation\MapCenterInterface $map_center_plugin */
      $map_center_plugin = $this
        ->createInstance($option['map_center_id']);
      $map['#attached']['drupalSettings']['geolocation']['maps'][$map['#id']]['map_center'][$option['map_center_id']] = [
        'map_center_id' => $option['map_center_id'],
        'option_id' => $option_id,
        'settings' => isset($option['settings']) ? $option['settings'] : [],
        'weight' => $option['weight'],
      ];
      $map = $map_center_plugin
        ->alterMap($map, $option_id, empty($option['settings']) ? [] : $option['settings'], $context);
    }
    if (empty($map['#centre'])) {
      $map['#centre'] = [
        'lat' => 0,
        'lng' => 0,
      ];
    }
    return $map;
  }

}

Members

Namesort descending Modifiers Type Description Overrides
DefaultPluginManager::$additionalAnnotationNamespaces protected property Additional namespaces the annotation discovery mechanism should scan for annotation definitions.
DefaultPluginManager::$alterHook protected property Name of the alter hook if one should be invoked.
DefaultPluginManager::$cacheKey protected property The cache key.
DefaultPluginManager::$cacheTags protected property An array of cache tags to use for the cached definitions.
DefaultPluginManager::$defaults protected property A set of defaults to be referenced by $this->processDefinition() if additional processing of plugins is necessary or helpful for development purposes. 9
DefaultPluginManager::$moduleHandler protected property The module handler to invoke the alter hook. 1
DefaultPluginManager::$namespaces protected property An object that implements \Traversable which contains the root paths keyed by the corresponding namespace to look for plugin implementations.
DefaultPluginManager::$pluginDefinitionAnnotationName protected property The name of the annotation that contains the plugin definition.
DefaultPluginManager::$pluginInterface protected property The interface each plugin should implement. 1
DefaultPluginManager::$subdir protected property The subdirectory within a namespace to look for plugins, or FALSE if the plugins are in the top level of the namespace.
DefaultPluginManager::alterDefinitions protected function Invokes the hook to alter the definitions if the alter hook is set. 1
DefaultPluginManager::alterInfo protected function Sets the alter hook name.
DefaultPluginManager::clearCachedDefinitions public function Clears static and persistent plugin definition caches. Overrides CachedDiscoveryInterface::clearCachedDefinitions 5
DefaultPluginManager::extractProviderFromDefinition protected function Extracts the provider from a plugin definition.
DefaultPluginManager::findDefinitions protected function Finds plugin definitions. 7
DefaultPluginManager::fixContextAwareDefinitions private function Fix the definitions of context-aware plugins.
DefaultPluginManager::getCacheContexts public function The cache contexts associated with this object. Overrides CacheableDependencyInterface::getCacheContexts
DefaultPluginManager::getCachedDefinitions protected function Returns the cached plugin definitions of the decorated discovery class.
DefaultPluginManager::getCacheMaxAge public function The maximum age for which this object may be cached. Overrides CacheableDependencyInterface::getCacheMaxAge
DefaultPluginManager::getCacheTags public function The cache tags associated with this object. Overrides CacheableDependencyInterface::getCacheTags
DefaultPluginManager::getDefinitions public function Gets the definition of all plugins for this type. Overrides DiscoveryTrait::getDefinitions 2
DefaultPluginManager::getDiscovery protected function Gets the plugin discovery. Overrides PluginManagerBase::getDiscovery 12
DefaultPluginManager::getFactory protected function Gets the plugin factory. Overrides PluginManagerBase::getFactory
DefaultPluginManager::processDefinition public function Performs extra processing on plugin definitions. 13
DefaultPluginManager::providerExists protected function Determines if the provider of a definition exists. 3
DefaultPluginManager::setCacheBackend public function Initialize the cache backend.
DefaultPluginManager::setCachedDefinitions protected function Sets a cache of plugin definitions for the decorated discovery class.
DefaultPluginManager::useCaches public function Disable the use of caches. Overrides CachedDiscoveryInterface::useCaches 1
DiscoveryCachedTrait::$definitions protected property Cached definitions array. 1
DiscoveryCachedTrait::getDefinition public function Overrides DiscoveryTrait::getDefinition 3
DiscoveryTrait::doGetDefinition protected function Gets a specific plugin definition.
DiscoveryTrait::hasDefinition public function
MapCenterManager::alterMap public function Alter map element.
MapCenterManager::getCenterOptionsForm public function Get form render array.
MapCenterManager::getMapCenter public function Return MapCenter by ID.
MapCenterManager::__construct public function Constructs an MapCenterManager object. Overrides DefaultPluginManager::__construct
PluginManagerBase::$discovery protected property The object that discovers plugins managed by this manager.
PluginManagerBase::$factory protected property The object that instantiates plugins managed by this manager.
PluginManagerBase::$mapper protected property The object that returns the preconfigured plugin instance appropriate for a particular runtime condition.
PluginManagerBase::createInstance public function Creates a pre-configured instance of a plugin. Overrides FactoryInterface::createInstance 12
PluginManagerBase::getInstance public function Gets a preconfigured instance of a plugin. Overrides MapperInterface::getInstance 7
PluginManagerBase::handlePluginNotFound protected function Allows plugin managers to specify custom behavior if a plugin is not found. 1
UseCacheBackendTrait::$cacheBackend protected property Cache backend instance.
UseCacheBackendTrait::$useCaches protected property Flag whether caches should be used or skipped.
UseCacheBackendTrait::cacheGet protected function Fetches from the cache backend, respecting the use caches flag. 1
UseCacheBackendTrait::cacheSet protected function Stores data in the persistent cache, respecting the use caches flag.