You are here

Home » API reference » Drupal 9 » FileExtensionFormatter.php

class FileExtensionFormatter in Drupal 9

Same name and namespace in other branches
  1. 8 core/modules/file/src/Plugin/Field/FieldFormatter/FileExtensionFormatter.php \Drupal\file\Plugin\Field\FieldFormatter\FileExtensionFormatter

Formatter to render a filename as file extension.

Plugin annotation


@FieldFormatter(
  id = "file_extension",
  label = @Translation("File extension"),
  field_types = {
    "string"
  }
)

Hierarchy

Expanded class hierarchy of FileExtensionFormatter

File

core/modules/file/src/Plugin/Field/FieldFormatter/FileExtensionFormatter.php, line 20

Namespace

Drupal\file\Plugin\Field\FieldFormatter
View source 
class FileExtensionFormatter extends BaseFieldFileFormatterBase {

  /**
   * {@inheritdoc}
   */
  public static function defaultSettings() {
    $settings = parent::defaultSettings();
    $settings['extension_detect_tar'] = FALSE;
    return $settings;
  }

  /**
   * {@inheritdoc}
   */
  public function settingsForm(array $form, FormStateInterface $form_state) {
    $form = parent::settingsForm($form, $form_state);
    $form['extension_detect_tar'] = [
      '#type' => 'checkbox',
      '#title' => $this
        ->t('Include tar in extension'),
      '#description' => $this
        ->t("If the part of the filename just before the extension is '.tar', include this in the extension output."),
      '#default_value' => $this
        ->getSetting('extension_detect_tar'),
    ];
    return $form;
  }

  /**
   * {@inheritdoc}
   */
  protected function viewValue(FieldItemInterface $item) {
    $filename = $item->value;
    if (!$this
      ->getSetting('extension_detect_tar')) {
      return pathinfo($filename, PATHINFO_EXTENSION);
    }
    else {
      $file_parts = explode('.', basename($filename));
      if (count($file_parts) > 1) {
        $extension = array_pop($file_parts);
        $last_part_in_name = array_pop($file_parts);
        if ($last_part_in_name === 'tar') {
          $extension = 'tar.' . $extension;
        }
        return $extension;
      }
    }
  }

  /**
   * {@inheritdoc}
   */
  public static function isApplicable(FieldDefinitionInterface $field_definition) {

    // Just show this file extension formatter on the filename field.
    return parent::isApplicable($field_definition) && $field_definition
      ->getName() === 'filename';
  }

}

Members

Namesort descending Modifiers Type Description Overrides
BaseFieldFileFormatterBase::$fileUrlGenerator protected property The file URL generator.
BaseFieldFileFormatterBase::create public static function Creates an instance of the plugin. Overrides FormatterBase::create
BaseFieldFileFormatterBase::viewElements public function Builds a renderable array for a field value. Overrides FormatterInterface::viewElements
BaseFieldFileFormatterBase::__construct public function Constructs a BaseFieldFileFormatterBase object. Overrides FormatterBase::__construct
DependencySerializationTrait::$_entityStorages protected property
DependencySerializationTrait::$_serviceIds protected property
DependencySerializationTrait::__sleep public function 2
DependencySerializationTrait::__wakeup public function 2
FileExtensionFormatter::defaultSettings public static function Defines the default settings for this plugin. Overrides BaseFieldFileFormatterBase::defaultSettings
FileExtensionFormatter::isApplicable public static function Returns if the formatter can be used for the provided field. Overrides BaseFieldFileFormatterBase::isApplicable
FileExtensionFormatter::settingsForm public function Returns a form to configure settings for the formatter. Overrides BaseFieldFileFormatterBase::settingsForm
FileExtensionFormatter::viewValue protected function Generate the output appropriate for one field item. Overrides BaseFieldFileFormatterBase::viewValue
FormatterBase::$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::prepareView public function Allows formatters to load information for field values being displayed. Overrides FormatterInterface::prepareView 2
FormatterBase::settingsSummary public function Returns a short summary for the current formatter settings. Overrides FormatterInterface::settingsSummary 22
FormatterBase::view public function Builds a renderable array for a fully themed field. Overrides FormatterInterface::view 1
MessengerTrait::$messenger protected property The messenger. 27
MessengerTrait::messenger public function Gets the messenger. 27
MessengerTrait::setMessenger public function Sets the messenger.
PluginBase::$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 2
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 $settings.
PluginSettingsBase::onDependencyRemoval public function Informs the plugin that some configuration it depends on will be deleted. Overrides PluginSettingsInterface::onDependencyRemoval 3
PluginSettingsBase::setSetting public function Sets the value of a setting for the plugin. Overrides PluginSettingsInterface::setSetting
PluginSettingsBase::setSettings public function Sets the settings for the plugin. Overrides PluginSettingsInterface::setSettings
PluginSettingsBase::setThirdPartySetting public function Sets the value of a third-party setting. Overrides ThirdPartySettingsInterface::setThirdPartySetting
PluginSettingsBase::unsetThirdPartySetting public function Unsets a third-party setting. Overrides ThirdPartySettingsInterface::unsetThirdPartySetting
StringTranslationTrait::$stringTranslation protected property The string translation service. 4
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.