class ContactAutocompleteWidget in RedHen CRM 8

Plugin implementation of the 'redhen_contact_autocomplete' widget.

Plugin annotation


@FieldWidget(
  id = "redhen_contact_autocomplete",
  module = "redhen_contact",
  label = @Translation("Autocomplete for RedHen Contacts"),
  field_types = {
    "entity_reference"
  }
)

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\WidgetBase implements WidgetInterface, ContainerFactoryPluginInterface uses AllowedTagsXssTrait
    class \Drupal\redhen_contact\Plugin\Field\FieldWidget\ContactAutocompleteWidget

Expanded class hierarchy of ContactAutocompleteWidget

File

modules/redhen_contact/src/Plugin/Field/FieldWidget/ContactAutocompleteWidget.php, line 23

Namespace

Drupal\redhen_contact\Plugin\Field\FieldWidget

View source

class ContactAutocompleteWidget extends WidgetBase {

  /**
   * {@inheritdoc}
   */
  public static function defaultSettings() {
    return [
      'match_operator' => 'CONTAINS',
      'match_limit' => 10,
      'size' => 60,
      'placeholder' => '',
    ] + parent::defaultSettings();
  }

  /**
   * {@inheritdoc}
   */
  public function settingsForm(array $form, FormStateInterface $form_state) {
    $element['match_operator'] = [
      '#type' => 'radios',
      '#title' => $this
        ->t('Autocomplete matching'),
      '#default_value' => $this
        ->getSetting('match_operator'),
      '#options' => $this
        ->getMatchOperatorOptions(),
      '#description' => $this
        ->t('Select the method used to collect autocomplete suggestions. Note that <em>Contains</em> can cause performance issues on sites with thousands of entities.'),
    ];
    $element['match_limit'] = [
      '#type' => 'number',
      '#title' => $this
        ->t('Number of results'),
      '#default_value' => $this
        ->getSetting('match_limit'),
      '#min' => 1,
      '#description' => $this
        ->t('The number of suggestions that will be listed. Min = 1, max = 100.'),
    ];
    $element['size'] = [
      '#type' => 'number',
      '#title' => $this
        ->t('Size of textfield'),
      '#default_value' => $this
        ->getSetting('size'),
      '#min' => 1,
      '#required' => TRUE,
    ];
    $element['placeholder'] = [
      '#type' => 'textfield',
      '#title' => $this
        ->t('Placeholder'),
      '#default_value' => $this
        ->getSetting('placeholder'),
      '#description' => $this
        ->t('Text that will be shown inside the field until a value is entered. This hint is usually a sample value or a brief description of the expected format.'),
    ];
    return $element;
  }

  /**
   * {@inheritdoc}
   */
  public function settingsSummary() {
    $operators = $this
      ->getMatchOperatorOptions();
    $summary[] = $this
      ->t('Autocomplete matching: @match_operator', [
      '@match_operator' => $operators[$this
        ->getSetting('match_operator')],
    ]);
    $summary[] = $this
      ->t('Autocomplete suggestion list size: @size', [
      '@size' => $this
        ->getSetting('match_limit'),
    ]);
    $summary[] = $this
      ->t('Textfield size: @size', [
      '@size' => $this
        ->getSetting('size'),
    ]);
    $summary[] = $this
      ->t('Placeholder: @placeholder', [
      '@placeholder' => $this
        ->getSetting('placeholder'),
    ]);
    return $summary;
  }

  /**
   * {@inheritdoc}
   */
  public function formElement(FieldItemListInterface $items, $delta, array $element, array &$form, FormStateInterface $form_state) {
    $contacts = $items
      ->referencedEntities();
    $contact = isset($contacts[$delta]) ? $contacts[$delta] : NULL;
    $default_value = $contact ? EntityAutocomplete::getEntityLabels([
      $contact,
    ]) : '';
    $element += [
      '#type' => 'textfield',
      '#maxlength' => 1024,
      '#default_value' => $default_value,
      '#size' => $this
        ->getSetting('size'),
      '#placeholder' => $this
        ->getSetting('placeholder'),
      '#autocomplete_route_name' => 'redhen_contact.autocomplete',
      '#autocomplete_route_parameters' => [
        'match_operator' => $this
          ->getSetting('match_operator'),
        'match_limit' => $this
          ->getSetting('match_limit'),
      ],
      '#element_validate' => [
        [
          $this,
          'validate',
        ],
      ],
    ];
    return [
      'target_id' => $element,
    ];
  }

  /**
   * Validate the autocomplete field.
   */
  public function validate($element, FormStateInterface $form_state) {
    $element_value = $element['#value'];
    $target_id = EntityAutocomplete::extractEntityIdFromAutocompleteInput($element_value);
    if ($element_value && !$target_id) {
      $form_state
        ->setError($element, $this
        ->t('Invalid value.'));
    }
    $form_state
      ->setValueForElement($element, $target_id);
  }

  /**
   * Returns the options for the match operator.
   *
   * @return array
   *   List of options.
   */
  protected function getMatchOperatorOptions() {
    return [
      'STARTS_WITH' => $this
        ->t('Starts with'),
      'CONTAINS' => $this
        ->t('Contains'),
    ];
  }

  /**
   * {@inheritDoc}
   */
  public static function isApplicable(FieldDefinitionInterface $field_definition) {
    $item_definition = $field_definition
      ->getItemDefinition();
    if ($item_definition
      ->getSetting('target_type') != 'redhen_contact') {
      return FALSE;
    }
    return parent::isApplicable($field_definition);
  }

}

Members

Name	Modifiers	Type	Description	Overrides
AllowedTagsXssTrait::allowedTags	public	function	Returns a list of tags allowed by AllowedTagsXssTrait::fieldFilterXss().
AllowedTagsXssTrait::displayAllowedTags	public	function	Returns a human-readable list of allowed tags for display in help texts.
AllowedTagsXssTrait::fieldFilterXss	public	function	Filters an HTML string to prevent XSS vulnerabilities.
ContactAutocompleteWidget::defaultSettings	public static	function	Defines the default settings for this plugin. Overrides PluginSettingsBase::defaultSettings
ContactAutocompleteWidget::formElement	public	function	Returns the form for a single field widget. Overrides WidgetInterface::formElement
ContactAutocompleteWidget::getMatchOperatorOptions	protected	function	Returns the options for the match operator.
ContactAutocompleteWidget::isApplicable	public static	function	Returns if the widget can be used for the provided field. Overrides WidgetBase::isApplicable
ContactAutocompleteWidget::settingsForm	public	function	Returns a form to configure settings for the widget. Overrides WidgetBase::settingsForm
ContactAutocompleteWidget::settingsSummary	public	function	Returns a short summary for the current widget settings. Overrides WidgetBase::settingsSummary
ContactAutocompleteWidget::validate	public	function	Validate the autocomplete field.
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
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 $settings.
PluginSettingsBase::onDependencyRemoval	public	function	Informs the plugin that some configuration it depends on will be deleted. Overrides PluginSettingsInterface::onDependencyRemoval	3
PluginSettingsBase::setSetting	public	function	Sets the value of a setting for the plugin. Overrides PluginSettingsInterface::setSetting
PluginSettingsBase::setSettings	public	function	Sets the settings for the plugin. Overrides PluginSettingsInterface::setSettings
PluginSettingsBase::setThirdPartySetting	public	function	Sets the value of a third-party setting. Overrides ThirdPartySettingsInterface::setThirdPartySetting
PluginSettingsBase::unsetThirdPartySetting	public	function	Unsets a third-party setting. Overrides ThirdPartySettingsInterface::unsetThirdPartySetting
StringTranslationTrait::$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.
WidgetBase::$fieldDefinition	protected	property	The field definition.
WidgetBase::$settings	protected	property	The widget settings. Overrides PluginSettingsBase::$settings
WidgetBase::addMoreAjax	public static	function	Ajax callback for the "Add another item" button.
WidgetBase::addMoreSubmit	public static	function	Submission handler for the "Add another item" button.
WidgetBase::afterBuild	public static	function	After-build handler for field elements in a form.
WidgetBase::create	public static	function	Creates an instance of the plugin. Overrides ContainerFactoryPluginInterface::create	5
WidgetBase::errorElement	public	function	Assigns a field-level validation error to the right widget sub-element. Overrides WidgetInterface::errorElement	8
WidgetBase::extractFormValues	public	function	Extracts field values from submitted form values. Overrides WidgetBaseInterface::extractFormValues	2
WidgetBase::flagErrors	public	function	Reports field-level validation errors against actual form elements. Overrides WidgetBaseInterface::flagErrors	2
WidgetBase::form	public	function	Creates a form element for a field. Overrides WidgetBaseInterface::form	3
WidgetBase::formMultipleElements	protected	function	Special handling to create form elements for multiple values.	1
WidgetBase::formSingleElement	protected	function	Generates the form element for a single copy of the widget.
WidgetBase::getFieldSetting	protected	function	Returns the value of a field setting.
WidgetBase::getFieldSettings	protected	function	Returns the array of field settings.
WidgetBase::getFilteredDescription	protected	function	Returns the filtered field description.
WidgetBase::getWidgetState	public static	function	Retrieves processing information about the widget from $form_state. Overrides WidgetBaseInterface::getWidgetState
WidgetBase::getWidgetStateParents	protected static	function	Returns the location of processing information within $form_state.
WidgetBase::handlesMultipleValues	protected	function	Returns whether the widget handles multiple values.
WidgetBase::isDefaultValueWidget	protected	function	Returns whether the widget used for default value form.
WidgetBase::massageFormValues	public	function	Massages the form values into the format expected for field values. Overrides WidgetInterface::massageFormValues	7
WidgetBase::setWidgetState	public static	function	Stores processing information about the widget in $form_state. Overrides WidgetBaseInterface::setWidgetState
WidgetBase::__construct	public	function	Constructs a WidgetBase object. Overrides PluginBase::__construct	5

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class ContactAutocompleteWidget in RedHen CRM 8

Plugin annotation

Hierarchy

File

Namespace

Members

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