public static function DoubleField::generateSampleValue in Double Field 4.x

Same name and namespace in other branches

1. 8.3 src/Plugin/Field/FieldType/DoubleField.php \Drupal\double_field\Plugin\Field\FieldType\DoubleField::generateSampleValue()

Generates placeholder field values.

Useful when populating site with placeholder content during site building or profiling.

Parameters

\Drupal\Core\Field\FieldDefinitionInterface $field_definition: The field definition.

Return value

array An associative array of values.

Overrides FieldItemBase::generateSampleValue

File

src/Plugin/Field/FieldType/DoubleField.php, line 645

Class

DoubleField

Plugin implementation of the 'double_field' field type.

Namespace

Drupal\double_field\Plugin\Field\FieldType

Code

public static function generateSampleValue(FieldDefinitionInterface $field_definition) : array {
  $settings = $field_definition
    ->getSettings();
  $data = [];
  foreach ([
    'first',
    'second',
  ] as $subfield) {

    // If allowed values are limited pick one of them from field settings.
    if ($settings[$subfield]['list']) {
      $data[$subfield] = array_rand($settings[$subfield]['allowed_values']);
      continue;
    }
    switch ($settings['storage'][$subfield]['type']) {

      // @see \Drupal\Core\Field\Plugin\Field\FieldType\BooleanItem::generateSampleValue()
      case 'boolean':
        $data[$subfield] = (bool) mt_rand(0, 1);
        break;

      // @see \Drupal\datetime\Plugin\Field\FieldType\DateTimeItem::generateSampleValue()
      case 'datetime_iso8601':
        $date_type = $settings['storage'][$subfield]['datetime_type'];
        $timestamp = \Drupal::time()
          ->getRequestTime() - mt_rand(0, 86400 * 365);
        $storage_format = $date_type == 'date' ? self::DATETIME_DATE_STORAGE_FORMAT : self::DATETIME_DATETIME_STORAGE_FORMAT;
        $data[$subfield] = gmdate($storage_format, $timestamp);
        break;

      // @see \Drupal\Core\Field\Plugin\Field\FieldType\StringItem::generateSampleValue()
      case 'string':
        $data[$subfield] = (new Random())
          ->word(mt_rand(1, $settings['storage'][$subfield]['maxlength']));
        break;

      // @see \Drupal\text\Plugin\Field\FieldType\TextItemBase::generateSampleValue()
      case 'text':
        $data[$subfield] = (new Random())
          ->paragraphs(5);
        break;

      // @see \Drupal\Core\Field\Plugin\Field\FieldType\IntegerItem::generateSampleValue()
      case 'integer':
        $min = is_numeric($settings[$subfield]['min']) ? $settings[$subfield]['min'] : -1000;
        $max = is_numeric($settings[$subfield]['max']) ? $settings[$subfield]['max'] : 1000;
        $data[$subfield] = mt_rand($min, $max);
        break;

      // @see \Drupal\Core\Field\Plugin\Field\FieldType\FloatItem::generateSampleValue()
      case 'float':
        $settings = $field_definition
          ->getSettings();
        $precision = rand(10, 32);
        $scale = rand(1, 5);
        $max = is_numeric($settings[$subfield]['min']) ? $settings[$subfield]['min'] : pow(10, $precision - $scale) - 1;
        $min = is_numeric($settings[$subfield]['max']) ? $settings[$subfield]['max'] : -pow(10, $precision - $scale) + 1;
        $random_decimal = $min + mt_rand() / mt_getrandmax() * ($max - $min);
        $data[$subfield] = floor($random_decimal * pow(10, $scale)) / pow(10, $scale);
        break;

      // @see \Drupal\Core\Field\Plugin\Field\FieldType\DecimalItem::generateSampleValue()
      case 'numeric':
        $precision = $settings['storage'][$subfield]['precision'] ?: 10;
        $scale = $settings['storage'][$subfield]['scale'] ?: 2;
        $min = is_numeric($settings[$subfield]['min']) ? $settings[$subfield]['min'] : -pow(10, $precision - $scale) + 1;
        $max = is_numeric($settings[$subfield]['max']) ? $settings[$subfield]['max'] : pow(10, $precision - $scale) - 1;
        $set_decimal_digits = function ($decimal) {
          $digits = 0;
          while ($decimal - round($decimal)) {
            $decimal *= 10;
            $digits++;
          }
          return $digits;
        };
        $decimal_digits = $set_decimal_digits($max);
        $decimal_digits = max($set_decimal_digits($min), $decimal_digits);
        $scale = rand($decimal_digits, $scale);
        $random_decimal = $min + mt_rand() / mt_getrandmax() * ($max - $min);
        $data[$subfield] = floor($random_decimal * pow(10, $scale)) / pow(10, $scale);
        break;

      // @see \Drupal\Core\Field\Plugin\Field\FieldType\EmailItem::generateSampleValue()
      case 'email':
        $data[$subfield] = strtolower((new Random())
          ->name()) . '@example.com';
        break;

      // @see \Drupal\telephone\Plugin\Field\FieldType\TelephoneItem::generateSampleValue()
      case 'telephone':
        $data[$subfield] = mt_rand(pow(10, 8), pow(10, 9) - 1);
        break;

      // @see \Drupal\link\Plugin\Field\FieldType\LinkItem::generateSampleValue()
      case 'uri':
        $random = new Random();
        $tlds = [
          'com',
          'net',
          'gov',
          'org',
          'edu',
          'biz',
          'info',
        ];
        $domain_length = mt_rand(7, 15);
        $protocol = mt_rand(0, 1) ? 'https' : 'http';
        $www = mt_rand(0, 1) ? 'www' : '';
        $domain = $random
          ->word($domain_length);
        $tld = $tlds[mt_rand(0, count($tlds) - 1)];
        $data[$subfield] = "{$protocol}://{$www}.{$domain}.{$tld}";
        break;
    }
  }
  return $data;
}