: str_replace(): Passing null to parameter #2 ($replace) of type array|string is deprecated in
declare (strict_types=1);
namespace YoastSEO_Vendor\GuzzleHttp\Psr7;
use YoastSEO_Vendor\Psr\Http\Message\MessageInterface;
use YoastSEO_Vendor\Psr\Http\Message\StreamInterface;
* Trait implementing functionality common to requests and responses.
/** @var string[][] Map of all registered headers, as original name => array of values */
/** @var string[] Map of lowercase header name => original name at registration */
private $headerNames = [];
private $protocol = '1.1';
/** @var StreamInterface|null */
public function getProtocolVersion() : string
public function withProtocolVersion($version) : \YoastSEO_Vendor\Psr\Http\Message\MessageInterface
if ($this->protocol === $version) {
$new->protocol = $version;
public function getHeaders() : array
public function hasHeader($header) : bool
return isset($this->headerNames[\strtolower($header)]);
public function getHeader($header) : array
$header = \strtolower($header);
if (!isset($this->headerNames[$header])) {
$header = $this->headerNames[$header];
return $this->headers[$header];
public function getHeaderLine($header) : string
return \implode(', ', $this->getHeader($header));
public function withHeader($header, $value) : \YoastSEO_Vendor\Psr\Http\Message\MessageInterface
$this->assertHeader($header);
$value = $this->normalizeHeaderValue($value);
$normalized = \strtolower($header);
if (isset($new->headerNames[$normalized])) {
unset($new->headers[$new->headerNames[$normalized]]);
$new->headerNames[$normalized] = $header;
$new->headers[$header] = $value;
public function withAddedHeader($header, $value) : \YoastSEO_Vendor\Psr\Http\Message\MessageInterface
$this->assertHeader($header);
$value = $this->normalizeHeaderValue($value);
$normalized = \strtolower($header);
if (isset($new->headerNames[$normalized])) {
$header = $this->headerNames[$normalized];
$new->headers[$header] = \array_merge($this->headers[$header], $value);
$new->headerNames[$normalized] = $header;
$new->headers[$header] = $value;
public function withoutHeader($header) : \YoastSEO_Vendor\Psr\Http\Message\MessageInterface
$normalized = \strtolower($header);
if (!isset($this->headerNames[$normalized])) {
$header = $this->headerNames[$normalized];
unset($new->headers[$header], $new->headerNames[$normalized]);
public function getBody() : \YoastSEO_Vendor\Psr\Http\Message\StreamInterface
$this->stream = \YoastSEO_Vendor\GuzzleHttp\Psr7\Utils::streamFor('');
public function withBody(\YoastSEO_Vendor\Psr\Http\Message\StreamInterface $body) : \YoastSEO_Vendor\Psr\Http\Message\MessageInterface
if ($body === $this->stream) {
* @param (string|string[])[] $headers
private function setHeaders(array $headers) : void
$this->headerNames = $this->headers = [];
foreach ($headers as $header => $value) {
// Numeric array keys are converted to int by PHP.
$header = (string) $header;
$this->assertHeader($header);
$value = $this->normalizeHeaderValue($value);
$normalized = \strtolower($header);
if (isset($this->headerNames[$normalized])) {
$header = $this->headerNames[$normalized];
$this->headers[$header] = \array_merge($this->headers[$header], $value);
$this->headerNames[$normalized] = $header;
$this->headers[$header] = $value;
private function normalizeHeaderValue($value) : array
if (!\is_array($value)) {
return $this->trimAndValidateHeaderValues([$value]);
if (\count($value) === 0) {
throw new \InvalidArgumentException('Header value can not be an empty array.');
return $this->trimAndValidateHeaderValues($value);
* Trims whitespace from the header values.
* Spaces and tabs ought to be excluded by parsers when extracting the field value from a header field.
* header-field = field-name ":" OWS field-value OWS
* @param mixed[] $values Header values
* @return string[] Trimmed header values
* @see https://datatracker.ietf.org/doc/html/rfc7230#section-3.2.4
private function trimAndValidateHeaderValues(array $values) : array
return \array_map(function ($value) {
if (!\is_scalar($value) && null !== $value) {
throw new \InvalidArgumentException(\sprintf('Header value must be scalar or null but %s provided.', \is_object($value) ? \get_class($value) : \gettype($value)));
$trimmed = \trim((string) $value, " \t");
$this->assertValue($trimmed);
}, \array_values($values));
* @see https://datatracker.ietf.org/doc/html/rfc7230#section-3.2
private function assertHeader($header) : void
if (!\is_string($header)) {
throw new \InvalidArgumentException(\sprintf('Header name must be a string but %s provided.', \is_object($header) ? \get_class($header) : \gettype($header)));
if (!\preg_match('/^[a-zA-Z0-9\'`#$%&*+.^_|~!-]+$/D', $header)) {
throw new \InvalidArgumentException(\sprintf('"%s" is not valid header name.', $header));
* @see https://datatracker.ietf.org/doc/html/rfc7230#section-3.2
* field-value = *( field-content / obs-fold )
* field-content = field-vchar [ 1*( SP / HTAB ) field-vchar ]
* field-vchar = VCHAR / obs-text
* obs-fold = CRLF 1*( SP / HTAB )
private function assertValue(string $value) : void
// The regular expression intentionally does not support the obs-fold production, because as
// A sender MUST NOT generate a message that includes
// line folding (i.e., that has any field-value that contains a match to
// the obs-fold rule) unless the message is intended for packaging
// within the message/http media type.
// Clients must not send a request with line folding and a server sending folded headers is
// likely very rare. Line folding is a fairly obscure feature of HTTP/1.1 and thus not accepting
// folding is not likely to break any legitimate use case.
if (!\preg_match('/^[\\x20\\x09\\x21-\\x7E\\x80-\\xFF]*$/D', $value)) {
throw new \InvalidArgumentException(\sprintf('"%s" is not valid header value.', $value));
It is recommended that you Edit text format, this type of Fix handles quite a lot in one request
