VatNumber.php in VAT Number 8

Namespace

Drupal\vat_number\Plugin\Field\FieldType

File

src/Plugin/Field/FieldType/VatNumber.php

<?php

namespace Drupal\vat_number\Plugin\Field\FieldType;

use Drupal\Core\Field\FieldItemBase;
use Drupal\Core\Field\FieldStorageDefinitionInterface;
use Drupal\Core\TypedData\DataDefinition;
use Drupal\Core\Field\FieldItemInterface;

/**
 * Provides a field type of vatNumber.
 *
 * @FieldType(
 *   id = "vat_number",
 *   label = @Translation("VAT Number"),
 *   default_formatter = "vat_formatter",
 *   default_widget = "vat_widget",
 * )
 */
class VatNumber extends FieldItemBase implements FieldItemInterface {

  /**
   * {@inheritdoc}
   */
  public static function schema(FieldStorageDefinitionInterface $field_definition) {
    return [
      'columns' => [
        'value' => [
          'type' => 'text',
          'size' => 'medium',
          'not null' => FALSE,
        ],
      ],
    ];
  }

  /**
   * {@inheritdoc}
   */
  public function isEmpty() {
    $value = $this
      ->get('value')
      ->getValue();
    return $value === NULL || $value === '';
  }

  /**
   * {@inheritdoc}
   */
  public static function propertyDefinitions(FieldStorageDefinitionInterface $field_definition) {
    $properties['value'] = DataDefinition::create('string')
      ->setLabel(t('VAT Number'));
    return $properties;
  }

}

Classes

Name	Description
VatNumber	Provides a field type of vatNumber.