protected static function LinkWidget::getUserEnteredStringAsUri in Drupal 9

Same name and namespace in other branches

1. 8 core/modules/link/src/Plugin/Field/FieldWidget/LinkWidget.php \Drupal\link\Plugin\Field\FieldWidget\LinkWidget::getUserEnteredStringAsUri()

Gets the user-entered string as a URI.

The following two forms of input are mapped to URIs:

• entity autocomplete ("label (entity id)") strings: to 'entity:' URIs;
• strings without a detectable scheme: to 'internal:' URIs.

This method is the inverse of ::getUriAsDisplayableString().

Parameters

string $string: The user-entered string.

Return value

string The URI, if a non-empty $uri was passed.

See also

static::getUriAsDisplayableString()

2 calls to LinkWidget::getUserEnteredStringAsUri()

LinkWidget::massageFormValues in core/modules/link/src/Plugin/Field/FieldWidget/LinkWidget.php

Massages the form values into the format expected for field values.

LinkWidget::validateUriElement in core/modules/link/src/Plugin/Field/FieldWidget/LinkWidget.php

Form element validation handler for the 'uri' element.

File

core/modules/link/src/Plugin/Field/FieldWidget/LinkWidget.php, line 106

Class

LinkWidget

Plugin implementation of the 'link' widget.

Namespace

Drupal\link\Plugin\Field\FieldWidget

Code

protected static function getUserEnteredStringAsUri($string) {

  // By default, assume the entered string is a URI.
  $uri = trim($string);

  // Detect entity autocomplete string, map to 'entity:' URI.
  $entity_id = EntityAutocomplete::extractEntityIdFromAutocompleteInput($string);
  if ($entity_id !== NULL) {

    // @todo Support entity types other than 'node'. Will be fixed in
    //   https://www.drupal.org/node/2423093.
    $uri = 'entity:node/' . $entity_id;
  }
  elseif (in_array($string, [
    '<nolink>',
    '<none>',
    '<button>',
  ], TRUE)) {
    $uri = 'route:' . $string;
  }
  elseif (!empty($string) && parse_url($string, PHP_URL_SCHEME) === NULL) {

    // @todo '<front>' is valid input for BC reasons, may be removed by
    //   https://www.drupal.org/node/2421941
    // - '<front>' -> '/'
    // - '<front>#foo' -> '/#foo'
    if (strpos($string, '<front>') === 0) {
      $string = '/' . substr($string, strlen('<front>'));
    }
    $uri = 'internal:' . $string;
  }
  return $uri;
}