class FirstRow in Geolocation Field 8.2

Derive center from first row.

Plugin annotation

@Location(
  id = "first_row",
  name = @Translation("View first row"),
  description = @Translation("Use geolocation field value from first row."),
)

Hierarchy

• class \Drupal\Component\Plugin\PluginBase implements DerivativeInspectionInterface, PluginInspectionInterface
  • class \Drupal\Core\Plugin\PluginBase uses DependencySerializationTrait, MessengerTrait, StringTranslationTrait
    • class \Drupal\geolocation\LocationBase implements ContainerFactoryPluginInterface, LocationInterface
      • class \Drupal\geolocation\Plugin\geolocation\Location\FirstRow implements LocationInterface uses ViewsContextTrait

File

src/Plugin/geolocation/Location/FirstRow.php, line 18

Namespace

Drupal\geolocation\Plugin\geolocation\Location

class FirstRow extends LocationBase implements LocationInterface {
  use ViewsContextTrait;

  /**
   * {@inheritdoc}
   */
  public function getAvailableLocationOptions($context) {
    $options = [];
    if ($displayHandler = self::getViewsDisplayHandler($context)) {
      if ($displayHandler
        ->getPlugin('style')
        ->getPluginId() == 'maps_common') {
        $options['first_row'] = t('First row');
      }
    }
    return $options;
  }

  /**
   * {@inheritdoc}
   */
  public function getCoordinates($location_option_id, array $location_option_settings, $context = NULL) {
    if (!($displayHandler = self::getViewsDisplayHandler($context))) {
      return parent::getCoordinates($location_option_id, $location_option_settings, $context);
    }
    $views_style = $displayHandler
      ->getPlugin('style');
    if (empty($views_style->options['geolocation_field'])) {
      return parent::getCoordinates($location_option_id, $location_option_settings, $context);
    }

    /** @var \Drupal\geolocation\Plugin\views\field\GeolocationField $geolocation_field */
    $geolocation_field = $views_style->view->field[$views_style->options['geolocation_field']];
    if (empty($geolocation_field)) {
      return parent::getCoordinates($location_option_id, $location_option_settings, $context);
    }
    if (empty($views_style->view->result[0])) {
      return parent::getCoordinates($location_option_id, $location_option_settings, $context);
    }
    $entity = $geolocation_field
      ->getEntity($views_style->view->result[0]);
    if (empty($entity)) {
      return parent::getCoordinates($location_option_id, $location_option_settings, $context);
    }
    if (isset($entity->{$geolocation_field->definition['field_name']})) {

      /** @var \Drupal\geolocation\Plugin\Field\FieldType\GeolocationItem $item */
      $item = $entity->{$geolocation_field->definition['field_name']}
        ->first();
      return [
        'lat' => $item
          ->get('lat')
          ->getValue(),
        'lng' => $item
          ->get('lng')
          ->getValue(),
      ];
    }
    return parent::getCoordinates($location_option_id, $location_option_settings, $context);
  }

}

Members

Name	Modifiers	Type	Description	Overrides
DependencySerializationTrait::$_entityStorages	protected	property	An array of entity type IDs keyed by the property name of their storages.
DependencySerializationTrait::$_serviceIds	protected	property	An array of service IDs keyed by property name used for serialization.
DependencySerializationTrait::__sleep	public	function		1
DependencySerializationTrait::__wakeup	public	function		2
FirstRow::getAvailableLocationOptions	public	function	For one Location (i.e. boundary filter), return all options (all filters). Overrides LocationBase::getAvailableLocationOptions
FirstRow::getCoordinates	public	function	Get map location. Overrides LocationBase::getCoordinates
LocationBase::create	public static	function	Creates an instance of the plugin. Overrides ContainerFactoryPluginInterface::create	1
LocationBase::getDefaultSettings	public static	function	Provide a populated settings array. Overrides LocationInterface::getDefaultSettings	1
LocationBase::getSettings	public	function	Provide Location option specific settings. Overrides LocationInterface::getSettings
LocationBase::getSettingsForm	public	function	Settings form by ID and context. Overrides LocationInterface::getSettingsForm	1
LocationBase::validateSettingsForm	public	function
MessengerTrait::$messenger	protected	property	The messenger.	29
MessengerTrait::messenger	public	function	Gets the messenger.	29
MessengerTrait::setMessenger	public	function	Sets the messenger.
PluginBase::$configuration	protected	property	Configuration information passed into the plugin.	1
PluginBase::$pluginDefinition	protected	property	The plugin implementation definition.	1
PluginBase::$pluginId	protected	property	The plugin_id.
PluginBase::DERIVATIVE_SEPARATOR		constant	A string which is used to separate base plugin IDs from the derivative ID.
PluginBase::getBaseId	public	function	Gets the base_plugin_id of the plugin instance. Overrides DerivativeInspectionInterface::getBaseId
PluginBase::getDerivativeId	public	function	Gets the derivative_id of the plugin instance. Overrides DerivativeInspectionInterface::getDerivativeId
PluginBase::getPluginDefinition	public	function	Gets the definition of the plugin implementation. Overrides PluginInspectionInterface::getPluginDefinition	3
PluginBase::getPluginId	public	function	Gets the plugin_id of the plugin instance. Overrides PluginInspectionInterface::getPluginId
PluginBase::isConfigurable	public	function	Determines if the plugin is configurable.
PluginBase::__construct	public	function	Constructs a \Drupal\Component\Plugin\PluginBase object.	92
StringTranslationTrait::$stringTranslation	protected	property	The string translation service.	1
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.
ViewsContextTrait::getViewsDisplayHandler	protected static	function	Get display handler from context.