class WebformDevelSchema in Webform 8.5

Provides a webform schema generator.

Hierarchy

• class \Drupal\webform_devel\WebformDevelSchema implements WebformDevelSchemaInterface uses StringTranslationTrait

1 string reference to 'WebformDevelSchema'

webform_devel.services.yml in modules/webform_devel/webform_devel.services.yml

modules/webform_devel/webform_devel.services.yml

1 service uses WebformDevelSchema

webform_devel.schema in modules/webform_devel/webform_devel.services.yml

Drupal\webform_devel\WebformDevelSchema

File

modules/webform_devel/src/WebformDevelSchema.php, line 23

Namespace

Drupal\webform_devel

class WebformDevelSchema implements WebformDevelSchemaInterface {
  use StringTranslationTrait;

  /**
   * The element info manager.
   *
   * @var \Drupal\Core\Render\ElementInfoManagerInterface
   */
  protected $elementInfo;

  /**
   * The webform element manager.
   *
   * @var \Drupal\webform\Plugin\WebformElementManagerInterface
   */
  protected $elementManager;

  /**
   * Constructs a WebformDevelSchema object.
   *
   * @param \Drupal\Core\Render\ElementInfoManagerInterface $element_info
   *   The element info manager.
   * @param \Drupal\webform\Plugin\WebformElementManagerInterface $element_manager
   *   The webform element manager.
   */
  public function __construct(ElementInfoManagerInterface $element_info, WebformElementManagerInterface $element_manager) {
    $this->elementInfo = $element_info;
    $this->elementManager = $element_manager;
  }

  /**
   * Get webform scheme columns.
   *
   * @return array
   *   Associative array container webform scheme columns
   */
  public function getColumns() {
    return [
      'name' => $this
        ->t('Name'),
      'title' => $this
        ->t('Title'),
      'type' => $this
        ->t('Type'),
      'datatype' => $this
        ->t('Datatype'),
      'maxlength' => $this
        ->t('Maxlength'),
      'required' => $this
        ->t('Required'),
      'multiple' => $this
        ->t('Multiple'),
      'options' => $this
        ->t('Options'),
    ];
  }

  /**
   * Get a webform's scheme elements.
   *
   * @param \Drupal\webform\WebformInterface $webform
   *   A webform.
   *
   * @return array
   *   An associative containing a webform's scheme elements.
   */
  public function getElements(WebformInterface $webform) {
    $records = [];
    $elements = $webform
      ->getElementsInitializedFlattenedAndHasValue();
    foreach ($elements as $element_key => $element) {
      $element_plugin = $this->elementManager
        ->getElementInstance($element);
      $records[$element_key] = $this
        ->getElement($element_key, $element);
      if ($element_plugin instanceof WebformCompositeBase) {
        $composite_elements = $element_plugin
          ->getInitializedCompositeElement($element);
        foreach ($composite_elements as $composite_element_key => $composite_element) {
          $records["{$element_key}.{$composite_element_key}"] = $this
            ->getElement("{$element_key}.{$composite_element_key}", $composite_element);
        }
      }
    }
    return $records;
  }

  /**
   * Get webform element schema.
   *
   * @param string $element_key
   *   The webform element key.
   * @param array $element
   *   The webform element.
   *
   * @return array
   *   An array containing the schema for the webform element.
   */
  protected function getElement($element_key, array $element) {
    $element_info = $this->elementInfo
      ->getInfo($element['#type']);
    $element_plugin = $this->elementManager
      ->getElementInstance($element);
    $data = [];

    // Name.
    $data['name'] = $element_key;

    // Title.
    if (isset($element['#admin_title'])) {
      $title = $element['#admin_title'];
    }
    elseif (isset($element['#title'])) {
      $title = $element['#title'];
    }
    else {
      $title = $element_key;
    }
    $data['title'] = $title;

    // Element type.
    $data['type'] = $element['#type'];

    // Datatype.
    if ($element_plugin instanceof WebformCompositeBase) {
      $datatype = 'Composite';
    }
    elseif ($element_plugin instanceof BooleanBase) {
      $datatype = 'Boolean';
    }
    elseif ($element_plugin instanceof DateBase) {
      $datatype = 'Date';
    }
    elseif ($element_plugin instanceof NumericBase) {
      $datatype = 'Number';
    }
    elseif ($element_plugin instanceof Textarea) {
      $datatype = 'Blob';
    }
    elseif ($element_plugin instanceof WebformManagedFileBase) {
      $datatype = 'Number';
    }
    elseif ($element_plugin instanceof WebformElementEntityReferenceInterface) {
      $datatype = 'Number';
    }
    else {
      $datatype = 'Text';
    }
    $data['datatype'] = $datatype;

    // Maxlength.
    if (isset($element['#maxlength'])) {
      $maxlength = $element['#maxlength'];
    }
    elseif (isset($element['#options'])) {
      $maxlength = $this
        ->getOptionsMaxlength($element);
    }
    elseif ($element_plugin instanceof TextField) {

      // @see \Drupal\webform\Plugin\WebformElement\TextField::prepare
      $maxlength = '255';
    }
    elseif (isset($element_info['#maxlength'])) {
      $maxlength = $element_info['#maxlength'];
    }
    else {
      switch ($element['#type']) {
        case 'color':
          $maxlength = 7;
          break;
        case 'email':
        case 'webform_email_confirm':
          $maxlength = EmailElement::EMAIL_MAX_LENGTH;
          break;
        case 'password_confirm':
          $maxlength = $this->elementInfo
            ->getInfo('password')['#maxlength'];
          break;
        case 'textarea':
        case 'text_format':
        case 'webform_signature':
        case 'webform_codemirror':
        case 'webform_email_multiple':
          $maxlength = $this
            ->t('Unlimited');
          break;
        default:
          $maxlength = '';
          break;
      }
    }
    $data['maxlength'] = $maxlength;

    // Required.
    $data['required'] = !empty($element['#required']) ? $this
      ->t('Yes') : $this
      ->t('No');

    // Multiple.
    if (isset($element['#multiple'])) {
      $multiple = $element['#multiple'] > 1 ? $element['#multiple'] : $this
        ->t('Unlimited');
    }
    else {
      $multiple = '1';
    }
    $data['multiple'] = $multiple;
    if (isset($element['#options'])) {
      $data['options'] = OptGroup::flattenOptions($element['#options']);
    }
    else {
      $data['options'] = [];
    }
    return $data;
  }

  /**
   * Get element options maxlength from option values.
   *
   * @param array $element
   *   An element.
   *
   * @return int
   *   An element options maxlength from option values.
   */
  protected function getOptionsMaxlength(array $element) {
    $options = OptGroup::flattenOptions($element['#options']);
    $maxlength = 0;
    foreach ($options as $option_value => $option_text) {
      $maxlength = max(mb_strlen($option_value), $maxlength);
    }

    // Check element w/ other value maxlength.
    if (preg_match('/_other$/', $element['#type'])) {
      if (isset($element['#other__maxlength'])) {
        $maxlength = max($element['#other__maxlength'], $maxlength);
      }
      else {

        // @see \Drupal\webform\Plugin\WebformElement\TextField::prepare
        $maxlength = max(255, $maxlength);
      }
    }
    return $maxlength;
  }

}

Members

Name	Modifiers	Type	Description	Overrides
StringTranslationTrait::$stringTranslation	protected	property	The string translation service.	1
StringTranslationTrait::formatPlural	protected	function	Formats a string containing a count of items.
StringTranslationTrait::getNumberOfPlurals	protected	function	Returns the number of plurals supported by a given language.
StringTranslationTrait::getStringTranslation	protected	function	Gets the string translation service.
StringTranslationTrait::setStringTranslation	public	function	Sets the string translation service to use.	2
StringTranslationTrait::t	protected	function	Translates a string to the current language or to a given language.
WebformDevelSchema::$elementInfo	protected	property	The element info manager.
WebformDevelSchema::$elementManager	protected	property	The webform element manager.
WebformDevelSchema::getColumns	public	function	Get webform scheme columns. Overrides WebformDevelSchemaInterface::getColumns
WebformDevelSchema::getElement	protected	function	Get webform element schema.
WebformDevelSchema::getElements	public	function	Get a webform's scheme elements. Overrides WebformDevelSchemaInterface::getElements
WebformDevelSchema::getOptionsMaxlength	protected	function	Get element options maxlength from option values.
WebformDevelSchema::__construct	public	function	Constructs a WebformDevelSchema object.