/**
* Class init.
*
* @param string $body
* @param int $status
* @param array $headers
*/
public function __construct($body = 'php://memory', $status = 200, array $headers = array())
{
if (!$body instanceof StreamInterface) {
$body = new Stream($body, Stream::MODE_READ_WRITE_RESET);
}
foreach ($headers as $name => $value) {
$value = HeaderHelper::allToArray($value);
if (!HeaderHelper::arrayOnlyContainsString($value)) {
throw new \InvalidArgumentException('Header values should ony have string.');
}
if (!HeaderHelper::isValidName($name)) {
throw new \InvalidArgumentException('Invalid header name');
}
$normalized = strtolower($name);
$this->headerNames[$normalized] = $name;
$this->headers[$name] = $value;
}
$this->stream = $body;
$this->statusCode = $status;
}
/**
* Class init.
*
* @param string|UriInterface $uri
* @param string $method
* @param string|StreamInterface $body
* @param array $headers
*/
public function __construct($uri = null, $method = null, $body = 'php://memory', $headers = array())
{
if (!$body instanceof StreamInterface) {
$body = new Stream($body, Stream::MODE_READ_WRITE_RESET);
}
if (!$uri instanceof UriInterface) {
$uri = new PsrUri((string) $uri);
}
foreach ($headers as $name => $value) {
$value = HeaderHelper::allToArray($value);
if (!HeaderHelper::arrayOnlyContainsString($value)) {
throw new \InvalidArgumentException('Header values should ony have string.');
}
if (!HeaderHelper::isValidName($name)) {
throw new \InvalidArgumentException('Invalid header name');
}
$normalized = strtolower($name);
$this->headerNames[$normalized] = $name;
$this->headers[$name] = $value;
}
$this->stream = $body;
$this->method = $this->validateMethod($method);
$this->uri = $uri;
}
/**
* Return an instance with the specified header appended with the given value.
*
* Existing values for the specified header will be maintained. The new
* value(s) will be appended to the existing list. If the header did not
* exist previously, it will be added.
*
* This method MUST be implemented in such a way as to retain the
* immutability of the message, and MUST return an instance that has the
* new header and/or value.
*
* @param string $name Case-insensitive header field name to add.
* @param mixed $value Header value(s).
*
* @return static
* @throws \InvalidArgumentException for invalid header names or values.
*/
public function withAddedHeader($name, $value)
{
$value = HeaderHelper::allToArray($value);
if (!HeaderHelper::arrayOnlyContainsString($value)) {
throw new \InvalidArgumentException('Header values should ony have string.');
}
if (!HeaderHelper::isValidName($name)) {
throw new \InvalidArgumentException('Invalid header name');
}
$new = clone $this;
if (!$this->hasHeader($name)) {
$new = $new->createHeader($name);
}
$name = $new->getHeaderName($name);
$new->headers[$name] = array_merge($new->headers[$name], $value);
return $new;
}
