class TelephoneLinkFormatter

Same name and namespace in other branches
  1. 9 core/modules/telephone/src/Plugin/Field/FieldFormatter/TelephoneLinkFormatter.php \Drupal\telephone\Plugin\Field\FieldFormatter\TelephoneLinkFormatter
  2. 8.9.x core/modules/telephone/src/Plugin/Field/FieldFormatter/TelephoneLinkFormatter.php \Drupal\telephone\Plugin\Field\FieldFormatter\TelephoneLinkFormatter
  3. 11.x core/modules/telephone/src/Plugin/Field/FieldFormatter/TelephoneLinkFormatter.php \Drupal\telephone\Plugin\Field\FieldFormatter\TelephoneLinkFormatter

Plugin implementation of the 'telephone_link' formatter.

Hierarchy

Expanded class hierarchy of TelephoneLinkFormatter

File

core/modules/telephone/src/Plugin/Field/FieldFormatter/TelephoneLinkFormatter.php, line 15

Namespace

Drupal\telephone\Plugin\Field\FieldFormatter
View source
class TelephoneLinkFormatter extends FormatterBase {
  
  /**
   * {@inheritdoc}
   */
  public static function defaultSettings() {
    return [
      'title' => '',
    ] + parent::defaultSettings();
  }
  
  /**
   * {@inheritdoc}
   */
  public function settingsForm(array $form, FormStateInterface $form_state) {
    $elements['title'] = [
      '#type' => 'textfield',
      '#title' => $this->t('Title to replace basic numeric telephone number display'),
      '#default_value' => $this->getSetting('title'),
    ];
    return $elements;
  }
  
  /**
   * {@inheritdoc}
   */
  public function settingsSummary() {
    $summary = [];
    $settings = $this->getSettings();
    if (!empty($settings['title'])) {
      $summary[] = $this->t('Link using text: @title', [
        '@title' => $settings['title'],
      ]);
    }
    else {
      $summary[] = $this->t('Link using provided telephone number.');
    }
    return $summary;
  }
  
  /**
   * {@inheritdoc}
   */
  public function viewElements(FieldItemListInterface $items, $langcode) {
    $element = [];
    $title_setting = $this->getSetting('title');
    foreach ($items as $delta => $item) {
      // If the telephone number is 5 or less digits, parse_url() will think
      // it's a port number rather than a phone number which causes the link
      // formatter to throw an InvalidArgumentException. Avoid this by inserting
      // a dash (-) after the first digit - RFC 3966 defines the dash as a
      // visual separator character and so will be removed before the phone
      // number is used. See https://bugs.php.net/bug.php?id=70588 for more.
      // While the bug states this only applies to numbers <= 65535, a 5 digit
      // number greater than 65535 will cause parse_url() to return FALSE so
      // we need the work around on any 5 digit (or less) number.
      // First we strip whitespace so we're counting actual digits.
      $phone_number = preg_replace('/\\s+/', '', $item->value);
      if (strlen($phone_number) <= 5) {
        $phone_number = substr_replace($phone_number, '-', 1, 0);
      }
      // Render each element as link.
      $element[$delta] = [
        '#type' => 'link',
        // Use custom title if available, otherwise use the telephone number
        // itself as title.
'#title' => $title_setting ?: $item->value,
        // Prepend 'tel:' to the telephone number.
'#url' => Url::fromUri('tel:' . rawurlencode($phone_number)),
        '#options' => [
          'external' => TRUE,
        ],
      ];
      if (!empty($item->_attributes)) {
        $element[$delta]['#options'] += [
          'attributes' => [],
        ];
        $element[$delta]['#options']['attributes'] += $item->_attributes;
        // Unset field item attributes since they have been included in the
        // formatter output and should not be rendered in the field template.
        unset($item->_attributes);
      }
    }
    return $element;
  }

}

Members

Title Sort descending Modifiers Object type Summary Overriden Title Overrides
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::$viewMode protected property The view mode.
FormatterBase::create public static function Creates an instance of the plugin. Overrides ContainerFactoryPluginInterface::create 13
FormatterBase::getFieldSetting protected function Returns the value of a field setting.
FormatterBase::getFieldSettings protected function Returns the array of field settings.
FormatterBase::isApplicable public static function Returns if the formatter can be used for the provided field. Overrides FormatterInterface::isApplicable 12
FormatterBase::prepareView public function Allows formatters to load information for field values being displayed. Overrides FormatterInterface::prepareView 2
FormatterBase::view public function Builds a renderable array for a fully themed field. Overrides FormatterInterface::view 1
FormatterBase::__construct public function Constructs a FormatterBase object. 13
PluginInspectionInterface::getPluginDefinition public function Gets the definition of the plugin implementation. 6
PluginInspectionInterface::getPluginId public function Gets the plugin ID of the plugin instance. 2
PluginSettingsBase::$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
TelephoneLinkFormatter::defaultSettings public static function Defines the default settings for this plugin. Overrides PluginSettingsBase::defaultSettings
TelephoneLinkFormatter::settingsForm public function Returns a form to configure settings for the formatter. Overrides FormatterBase::settingsForm
TelephoneLinkFormatter::settingsSummary public function Returns a short summary for the current formatter settings. Overrides FormatterBase::settingsSummary
TelephoneLinkFormatter::viewElements public function Builds a renderable array for a field value. Overrides FormatterInterface::viewElements

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