public static function EntityAutocomplete::extractEntityIdFromAutocompleteInput

public static EntityAutocomplete::extractEntityIdFromAutocompleteInput($input)

Extracts the entity ID from the autocompletion result.

Parameters

string $input: The input coming from the autocompletion result.

Return value

mixed|null An entity ID or NULL if the input does not contain one.

File

core/lib/Drupal/Core/Entity/Element/EntityAutocomplete.php, line 348

Class

EntityAutocomplete

Provides an entity autocomplete form element.

Namespace

Drupal\Core\Entity\Element

Code

public static function extractEntityIdFromAutocompleteInput($input) {
  $match = NULL;

  // Take "label (entity id)', match the ID from parenthesis when it's a
  // number.
  if (preg_match("/.+\s\((\d+)\)/", $input, $matches)) {
    $match = $matches[1];
  }
  // Match the ID when it's a string (e.g. for config entity types).
  elseif (preg_match("/.+\s\(([\w.]+)\)/", $input, $matches)) {
    $match = $matches[1];
  }

  return $match;
}