function PrimitiveTypeConstraintValidator::validate

File

core/lib/Drupal/Core/Validation/Plugin/Validation/Constraint/PrimitiveTypeConstraintValidator.php, line 28

Class

PrimitiveTypeConstraintValidator

Validates the PrimitiveType constraint.

Namespace

Code

public function validate($value, Constraint $constraint) {
    if (!isset($value)) {
        return;
    }
    $typed_data = $this->getTypedData();
    $valid = TRUE;
    if ($typed_data instanceof BinaryInterface && !is_resource($value)) {
        $valid = FALSE;
    }
    if ($typed_data instanceof BooleanInterface && !(is_bool($value) || $value === 0 || $value === '0' || $value === 1 || $value == '1')) {
        $valid = FALSE;
    }
    if ($typed_data instanceof FloatInterface && filter_var($value, FILTER_VALIDATE_FLOAT) === FALSE) {
        $valid = FALSE;
    }
    if ($typed_data instanceof IntegerInterface && filter_var($value, FILTER_VALIDATE_INT) === FALSE) {
        $valid = FALSE;
    }
    if ($typed_data instanceof StringInterface && !is_scalar($value) && !$value instanceof MarkupInterface) {
        $valid = FALSE;
    }
    // Ensure that URIs comply with http://tools.ietf.org/html/rfc3986, which
    // requires:
    // - That it is well formed (parse_url() returns FALSE if not).
    // - That it contains a scheme (parse_url(, PHP_URL_SCHEME) returns NULL if
    //   not).
    if ($typed_data instanceof UriInterface && in_array(parse_url($value, PHP_URL_SCHEME), [
        NULL,
        FALSE,
    ], TRUE)) {
        $valid = FALSE;
    }
    // @todo: Move those to separate constraint validators.
    try {
        if ($typed_data instanceof DateTimeInterface && $typed_data->getDateTime() && $typed_data->getDateTime()
            ->hasErrors()) {
            $valid = FALSE;
        }
        if ($typed_data instanceof DurationInterface && $typed_data->getDuration() && !$typed_data->getDuration() instanceof \DateInterval) {
            $valid = FALSE;
        }
    } catch (\Exception $e) {
        // Invalid durations or dates might throw exceptions.
        $valid = FALSE;
    }
    if (!$valid) {
        // @todo: Provide a good violation message for each problem.
        $this->context
            ->addViolation($constraint->message, [
            '%value' => is_object($value) ? get_class($value) : (is_array($value) ? 'Array' : (string) $value),
        ]);
    }
}