class LanguageFlagFormatter in Flags 8

Plugin implementation of the 'language_flag' formatter.

Plugin annotation


@FieldFormatter(
  id = "language_flag",
  label = @Translation("Language with flag"),
  field_types = {
    "language"
  }
)

Hierarchy

class \Drupal\Component\Plugin\PluginBase implements DerivativeInspectionInterface, PluginInspectionInterface
- class \Drupal\Core\Plugin\PluginBase uses DependencySerializationTrait, MessengerTrait, StringTranslationTrait
  - class \Drupal\Core\Field\PluginSettingsBase implements DependentPluginInterface, PluginSettingsInterface
    class \Drupal\Core\Field\FormatterBase implements FormatterInterface, ContainerFactoryPluginInterface
    class \Drupal\Core\Field\Plugin\Field\FieldFormatter\StringFormatter implements ContainerFactoryPluginInterface
    class \Drupal\Core\Field\Plugin\Field\FieldFormatter\LanguageFormatter
    class \Drupal\flags_language\Plugin\Field\FieldFormatter\LanguageFlagFormatter

Expanded class hierarchy of LanguageFlagFormatter

File

flags_language/src/Plugin/Field/FieldFormatter/LanguageFlagFormatter.php, line 21

Namespace

Drupal\flags_language\Plugin\Field\FieldFormatter

View source

class LanguageFlagFormatter extends BaseFormatter {

  /**
   * {@inheritdoc}
   */
  public static function defaultSettings() {
    $settings = parent::defaultSettings();

    // Fall back to field settings by default.
    $settings['flag_display'] = 'flag-before';
    return $settings;
  }

  /**
   * {@inheritdoc}
   */
  public function settingsForm(array $form, FormStateInterface $form_state) {
    $form = parent::settingsForm($form, $form_state);
    $form['flag_display'] = array(
      '#type' => 'select',
      '#title' => $this
        ->t('Output format'),
      '#default_value' => $this
        ->getSetting('flag_display'),
      '#options' => $this
        ->getOutputFormats(),
    );
    return $form;
  }

  /**
   * {@inheritdoc}
   */
  public function settingsSummary() {
    $summary = parent::settingsSummary();
    $format = $this
      ->getSetting('flag_display');
    $formats = $this
      ->getOutputFormats();
    $summary[] = $formats[$format];
    return $summary;
  }

  /**
   * Gets available view formats.
   *
   * @return string[]
   */
  protected function getOutputFormats() {
    return array(
      'flag-before' => $this
        ->t('Flag before language name'),
      'flag-after' => $this
        ->t('Flag after language name'),
      'flag-instead' => $this
        ->t('Replace language name with flag'),
    );
  }

  /**
   * {@inheritdoc}
   */
  protected function viewValue(FieldItemInterface $item) {
    $view = parent::viewValue($item);

    // Base formatter uses #plain_text output but we're adding markup,
    // se we need to alter that.
    $value = $view['#plain_text'];
    $format = $this
      ->getSetting('flag_display');
    $attributes = new Attribute(array(
      'class' => array(
        $format,
      ),
    ));
    $view = array();
    if ('flag-instead' != $format) {
      $view['language'] = array(
        '#plain_text' => $value,
      );
    }
    $view['flag'] = array(
      '#theme' => 'flags',
      '#code' => strtolower($item->value),
      '#attributes' => $attributes,
      '#source' => 'language',
    );
    $view['#prefix'] = '<div class="field__flags__item">';
    $view['#suffix'] = '</div>';
    return $view;
  }

}

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
FormatterBase::$fieldDefinition	protected	property	The field definition.
FormatterBase::$label	protected	property	The label display setting.
FormatterBase::$settings	protected	property	The formatter settings. Overrides PluginSettingsBase::$settings
FormatterBase::$viewMode	protected	property	The view mode.
FormatterBase::getFieldSetting	protected	function	Returns the value of a field setting.
FormatterBase::getFieldSettings	protected	function	Returns the array of field settings.
FormatterBase::isApplicable	public static	function	Returns if the formatter can be used for the provided field. Overrides FormatterInterface::isApplicable	14
FormatterBase::prepareView	public	function	Allows formatters to load information for field values being displayed. Overrides FormatterInterface::prepareView	2
FormatterBase::view	public	function	Builds a renderable array for a fully themed field. Overrides FormatterInterface::view	1
LanguageFlagFormatter::defaultSettings	public static	function	Defines the default settings for this plugin. Overrides LanguageFormatter::defaultSettings
LanguageFlagFormatter::getOutputFormats	protected	function	Gets available view formats.
LanguageFlagFormatter::settingsForm	public	function	Returns a form to configure settings for the formatter. Overrides LanguageFormatter::settingsForm
LanguageFlagFormatter::settingsSummary	public	function	Returns a short summary for the current formatter settings. Overrides LanguageFormatter::settingsSummary
LanguageFlagFormatter::viewValue	protected	function	Generate the output appropriate for one field item. Overrides LanguageFormatter::viewValue
LanguageFormatter::$languageManager	protected	property	The language manager.
LanguageFormatter::create	public static	function	Creates an instance of the plugin. Overrides StringFormatter::create
LanguageFormatter::__construct	public	function	Constructs a LanguageFormatter instance. Overrides StringFormatter::__construct
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.
PluginSettingsBase::$defaultSettingsMerged	protected	property	Whether default settings have been merged into the current $settings.
PluginSettingsBase::$thirdPartySettings	protected	property	The plugin settings injected by third party modules.
PluginSettingsBase::calculateDependencies	public	function	Calculates dependencies for the configured plugin. Overrides DependentPluginInterface::calculateDependencies	6
PluginSettingsBase::getSetting	public	function	Returns the value of a setting, or its default value if absent. Overrides PluginSettingsInterface::getSetting
PluginSettingsBase::getSettings	public	function	Returns the array of settings, including defaults for missing settings. Overrides PluginSettingsInterface::getSettings
PluginSettingsBase::getThirdPartyProviders	public	function	Gets the list of third parties that store information. Overrides ThirdPartySettingsInterface::getThirdPartyProviders
PluginSettingsBase::getThirdPartySetting	public	function	Gets the value of a third-party setting. Overrides ThirdPartySettingsInterface::getThirdPartySetting
PluginSettingsBase::getThirdPartySettings	public	function	Gets all third-party settings of a given module. Overrides ThirdPartySettingsInterface::getThirdPartySettings
PluginSettingsBase::mergeDefaults	protected	function	Merges default settings values into $settings.
PluginSettingsBase::onDependencyRemoval	public	function	Informs the plugin that some configuration it depends on will be deleted. Overrides PluginSettingsInterface::onDependencyRemoval	3
PluginSettingsBase::setSetting	public	function	Sets the value of a setting for the plugin. Overrides PluginSettingsInterface::setSetting
PluginSettingsBase::setSettings	public	function	Sets the settings for the plugin. Overrides PluginSettingsInterface::setSettings
PluginSettingsBase::setThirdPartySetting	public	function	Sets the value of a third-party setting. Overrides ThirdPartySettingsInterface::setThirdPartySetting
PluginSettingsBase::unsetThirdPartySetting	public	function	Unsets a third-party setting. Overrides ThirdPartySettingsInterface::unsetThirdPartySetting
StringFormatter::$entityTypeManager	protected	property	The entity type manager.
StringFormatter::getEntityUrl	protected	function	Gets the URI elements of the entity.	1
StringFormatter::viewElements	public	function	Builds a renderable array for a field value. Overrides FormatterInterface::viewElements
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.

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class LanguageFlagFormatter in Flags 8

Plugin annotation

Hierarchy

File

Namespace

Members

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