/**
* Validate an HTTP message content-type against a message definition
*
* @param MessageInterface $message
* @param MessageDefinition $definition
*
* @return bool Is valid
*/
public function validateContentType(MessageInterface $message, MessageDefinition $definition)
{
$isValid = true;
$contentType = $message->getHeaderLine('Content-Type');
if (!in_array($contentType, $definition->getContentTypes())) {
$isValid = false;
if ($contentType === '') {
$violationMessage = 'Content-Type should not be empty';
$constraint = 'required';
} else {
$violationMessage = sprintf('%s is not a supported content type, supported: %s', $message->getHeaderLine('Content-Type'), implode(', ', $definition->getContentTypes()));
$constraint = 'enum';
}
$this->addViolation(new ConstraintViolation('Content-Type', $violationMessage, $constraint, 'header'));
}
return $isValid;
}
/**
* @param MessageInterface $message
* @param string $headerName
* @param string $value
*
* @return bool
*/
private function hasHeaderContains(MessageInterface $message, $headerName, $value)
{
return strpos($message->getHeaderLine($headerName), $value) !== false;
}
public function testGetHeaderLineReturnsEmptyStringWhenHeaderDoesNotExist()
{
$this->assertEmpty($this->message->getHeaderLine('X-Foo-Bar'));
}
/**
* {@inheritdoc}
*/
public function getHeaderLine($header)
{
return $this->message->getHeaderLine($header);
}
protected function runMatches(MessageInterface $message)
{
return $this->expected == $message->getHeaderLine($this->key);
}
/**
* Parse the body of a PSR-7 message, into a PHP array.
* TODO: We really need to find a package to do this. It is built into the
* Guzzle client as helper methods, but this is not specifically a client
* function.
*
* @param $message MessageInterface
* @return array|mixed
*/
public static function parseBody(MessageInterface $message)
{
// If a ServerRequest object, then parsing will be handled (and cached if necessary)
// by the implementation.
if ($message instanceof ServerRequestInterface) {
return $message->getParsedBody();
}
$data = [];
if ($message->hasHeader('Content-Type')) {
// Sage Pay returns responses generally with JSON, but the notify callback is Form URL
// encoded, so we need to parse both.
if ($message->getHeaderLine('Content-Type') === 'application/x-www-form-urlencoded') {
parse_str((string) $message->getBody(), $data);
} elseif ($message->getHeaderLine('Content-Type') === 'application/json') {
$data = json_decode((string) $message->getBody(), true);
}
}
return $data;
}
