class FractionDecimalProperty in Fraction 8

A computed property for storing the fraction decimal value for validation.

Hierarchy

• class \Drupal\Core\TypedData\TypedData implements PluginInspectionInterface, TypedDataInterface uses DependencySerializationTrait, StringTranslationTrait, TypedDataTrait
  • class \Drupal\fraction\FractionDecimalProperty

File

src/FractionDecimalProperty.php, line 10

Namespace

Drupal\fraction

class FractionDecimalProperty extends TypedData {

  /**
   * Cached value.
   *
   * @var string|null
   */
  protected $decimal = NULL;

  /**
   * Implements \Drupal\Core\TypedData\TypedDataInterface::getValue().
   */
  public function getValue($langcode = NULL) {

    // If a value is already available, return it.
    if ($this->decimal !== NULL) {
      return $this->decimal;
    }

    // Load the parent item.
    $item = $this
      ->getParent();

    // Otherwise, create a Fraction object.
    $fraction = new Fraction($item->numerator, $item->denominator);

    // Fallback to precision 9 to ensure validation.
    $this->decimal = $fraction
      ->toDecimal(9, TRUE);
    return $this->decimal;
  }

}

Members

Name	Modifiers	Type	Description	Overrides
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
FractionDecimalProperty::$decimal	protected	property	Cached value.
FractionDecimalProperty::getValue	public	function	Implements \Drupal\Core\TypedData\TypedDataInterface::getValue(). Overrides TypedData::getValue
StringTranslationTrait::$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.
TypedData::$definition	protected	property	The data definition.	1
TypedData::$name	protected	property	The property name.
TypedData::$parent	protected	property	The parent typed data object.
TypedData::applyDefaultValue	public	function	Applies the default value. Overrides TypedDataInterface::applyDefaultValue	3
TypedData::createInstance	public static	function	Constructs a TypedData object given its definition and context. Overrides TypedDataInterface::createInstance
TypedData::getConstraints	public	function	Gets a list of validation constraints. Overrides TypedDataInterface::getConstraints	9
TypedData::getDataDefinition	public	function	Gets the data definition. Overrides TypedDataInterface::getDataDefinition
TypedData::getName	public	function	Returns the name of a property or item. Overrides TypedDataInterface::getName
TypedData::getParent	public	function	Returns the parent data structure; i.e. either complex data or a list. Overrides TypedDataInterface::getParent
TypedData::getPluginDefinition	public	function	Gets the definition of the plugin implementation. Overrides PluginInspectionInterface::getPluginDefinition
TypedData::getPluginId	public	function	Gets the plugin_id of the plugin instance. Overrides PluginInspectionInterface::getPluginId
TypedData::getPropertyPath	public	function	Returns the property path of the data. Overrides TypedDataInterface::getPropertyPath
TypedData::getRoot	public	function	Returns the root of the typed data tree. Overrides TypedDataInterface::getRoot
TypedData::getString	public	function	Returns a string representation of the data. Overrides TypedDataInterface::getString	6
TypedData::setContext	public	function	Sets the context of a property or item via a context aware parent. Overrides TypedDataInterface::setContext
TypedData::setValue	public	function	Sets the data value. Overrides TypedDataInterface::setValue	10
TypedData::validate	public	function	Validates the currently set data value. Overrides TypedDataInterface::validate
TypedData::__construct	public	function	Constructs a TypedData object given its definition and context.	3
TypedDataTrait::$typedDataManager	protected	property	The typed data manager used for creating the data types.
TypedDataTrait::getTypedDataManager	public	function	Gets the typed data manager.	2
TypedDataTrait::setTypedDataManager	public	function	Sets the typed data manager.	2