Validates a string is a representation of a number of bytes.

To be used with the `Callback` constraint.

Parameters

string|int|float|null $value: The string, integer or float to validate.

\Symfony\Component\Validator\Context\ExecutionContextInterface $context: The validation execution context.

See also

\Symfony\Component\Validator\Constraints\CallbackValidator

core/config/schema/core.data_types.schema.yml

1 call to Bytes::validateConstraint()

BytesTest::testValidate in core/tests/Drupal/Tests/Component/Utility/BytesTest.php

Tests \Drupal\Component\Utility\Bytes::validate().

File

core/lib/Drupal/Component/Utility/Bytes.php, line 127

Class

Bytes

Provides helper methods for byte conversions.

Namespace

Drupal\Component\Utility

Code

public static function validateConstraint(string|int|float|null $value, ExecutionContextInterface $context) : void {
  // Ignore NULL values (i.e. support `nullable: true`).
  if ($value === NULL) {
    return;
  }
  if (!self::validate((string) $value)) {
    $context->addViolation('This value must be a number of bytes, optionally with a unit such as "MB" or "megabytes". %value does not represent a number of bytes.', [
      '%value' => $value,
    ]);
  }
}

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