/opt/cpanel/ea-wappspector/vendor/guzzlehttp/psr7/src
Edit: /opt/cpanel/ea-wappspector/vendor/guzzlehttp/psr7/src/Message.php (12481B)
getMethod().' '
.$message->getRequestTarget(), " \n\r\t\0\x0B")
.' HTTP/'.$message->getProtocolVersion();
if (!$message->hasHeader('host')) {
$msg .= "\r\nHost: ".$message->getUri()->getHost();
}
} elseif ($message instanceof ResponseInterface) {
$msg = 'HTTP/'.$message->getProtocolVersion().' '
.$message->getStatusCode().' '
.$message->getReasonPhrase();
} else {
throw new \InvalidArgumentException('Unknown message type');
}
foreach ($message->getHeaders() as $name => $values) {
if (is_string($name) && Utils::asciiToLower($name) === 'set-cookie') {
foreach ($values as $value) {
$msg .= "\r\n{$name}: ".$value;
}
} else {
$msg .= "\r\n{$name}: ".implode(', ', $values);
}
}
return "{$msg}\r\n\r\n".$message->getBody();
}
/**
* Get a short summary of the message body.
*
* Will return `null` if the response is not printable.
*
* @param MessageInterface $message The message to get the body summary
* @param int $truncateAt The maximum allowed size of the summary
*/
public static function bodySummary(MessageInterface $message, int $truncateAt = 120): ?string
{
$body = $message->getBody();
if (!$body->isSeekable() || !$body->isReadable()) {
return null;
}
$size = $body->getSize();
if ($size === 0) {
return null;
}
$body->rewind();
$summary = $body->read($truncateAt);
if ($size > $truncateAt) {
if (preg_match('//u', $summary) !== 1) {
$summary = self::trimTrailingIncompleteUtf8Character($summary, $body->read(3));
}
$summary .= ' (truncated...)';
}
$body->rewind();
// Matches any printable character, including unicode characters:
// letters, marks, numbers, punctuation, spacing, and separators.
if (preg_match('/[^\pL\pM\pN\pP\pS\pZ\n\r\t]/u', $summary) !== 0) {
return null;
}
return $summary;
}
/**
* Trims a partial UTF-8 character from the end of a truncated string.
*/
private static function trimTrailingIncompleteUtf8Character(string $summary, string $lookahead): string
{
$length = strlen($summary);
if ($length === 0) {
return $summary;
}
$start = $length - 1;
while ($start >= 0) {
$byte = ord($summary[$start]);
if ($byte < 0x80 || $byte > 0xBF) {
break;
}
--$start;
}
if ($start < 0) {
return $summary;
}
$lead = ord($summary[$start]);
if ($lead >= 0xC2 && $lead <= 0xDF) {
$expectedLength = 2;
} elseif ($lead >= 0xE0 && $lead <= 0xEF) {
$expectedLength = 3;
} elseif ($lead >= 0xF0 && $lead <= 0xF4) {
$expectedLength = 4;
} else {
return $summary;
}
$availableLength = $length - $start;
if ($availableLength >= $expectedLength) {
return $summary;
}
$sequence = substr($summary, $start).substr($lookahead, 0, $expectedLength - $availableLength);
if (strlen($sequence) !== $expectedLength || preg_match('//u', $sequence) !== 1) {
return $summary;
}
return substr($summary, 0, $start);
}
/**
* Attempts to rewind a message body and throws an exception on failure.
*
* The body of the message will only be rewound if a call to `tell()`
* returns a value other than `0`.
*
* @param MessageInterface $message Message to rewind
*
* @throws \RuntimeException
*/
public static function rewindBody(MessageInterface $message): void
{
$body = $message->getBody();
if ($body->tell()) {
$body->rewind();
}
}
/**
* Parses an HTTP message into an associative array.
*
* The array contains the "start-line" key containing the start line of
* the message, "headers" key containing an associative array of header
* array values, and a "body" key containing the body of the message.
*
* @param string $message HTTP request or response to parse.
*/
public static function parseMessage(string $message): array
{
if (!$message) {
throw new \InvalidArgumentException('Invalid message');
}
$message = ltrim($message, "\r\n");
$messageParts = preg_split("/\r?\n\r?\n/", $message, 2);
if ($messageParts === false) {
throw new \RuntimeException('Unable to split HTTP message: '.preg_last_error_msg());
}
if (count($messageParts) !== 2) {
throw new \InvalidArgumentException('Invalid message: Missing header delimiter');
}
[$rawHeaders, $body] = $messageParts;
$rawHeaders .= "\r\n"; // Put back the delimiter we split previously
$headerParts = preg_split("/\r?\n/", $rawHeaders, 2);
if ($headerParts === false) {
throw new \RuntimeException('Unable to split HTTP message headers: '.preg_last_error_msg());
}
if (count($headerParts) !== 2) {
throw new \InvalidArgumentException('Invalid message: Missing status line');
}
[$startLine, $rawHeaders] = $headerParts;
$versionMatch = preg_match("/(?:^HTTP\/|^[A-Z]+ \S+ HTTP\/)(\d+(?:\.\d+)?)/i", $startLine, $matches);
if ($versionMatch === false) {
throw new \RuntimeException('Unable to parse HTTP start line: '.preg_last_error_msg());
}
if ($versionMatch === 1 && $matches[1] === '1.0') {
// Header folding is deprecated for HTTP/1.1, but allowed in HTTP/1.0
$rawHeaders = preg_replace(Rfc7230::HEADER_FOLD_REGEX, ' ', $rawHeaders);
if ($rawHeaders === null) {
throw new \RuntimeException('Unable to unfold HTTP headers: '.preg_last_error_msg());
}
}
/** @var array[] $headerLines */
$count = preg_match_all(Rfc7230::HEADER_REGEX, $rawHeaders, $headerLines, PREG_SET_ORDER);
if ($count === false) {
throw new \RuntimeException('Unable to parse HTTP headers: '.preg_last_error_msg());
}
// If these aren't the same, then one line didn't match and there's an invalid header.
if ($count !== substr_count($rawHeaders, "\n")) {
// Folding is deprecated, see https://datatracker.ietf.org/doc/html/rfc7230#section-3.2.4
$hasFoldedHeader = preg_match(Rfc7230::HEADER_FOLD_REGEX, $rawHeaders);
if ($hasFoldedHeader === false) {
throw new \RuntimeException('Unable to inspect HTTP header folding: '.preg_last_error_msg());
}
if ($hasFoldedHeader === 1) {
throw new \InvalidArgumentException('Invalid header syntax: Obsolete line folding');
}
throw new \InvalidArgumentException('Invalid header syntax');
}
$headers = [];
foreach ($headerLines as $headerLine) {
$headers[$headerLine[1]][] = $headerLine[2];
}
return [
'start-line' => $startLine,
'headers' => $headers,
'body' => $body,
];
}
/**
* Constructs a URI for an HTTP request message.
*
* @param string $path Path from the start-line
* @param array $headers Array of headers (each value an array).
*/
public static function parseRequestUri(string $path, array $headers): string
{
$host = self::getHostFromHeaders($headers);
// If no host is found, then a full URI cannot be constructed.
// Collapse leading slashes so an origin-form target cannot be
// parsed as a network-path reference with its own authority.
if ($host === null) {
return self::normalizePathForOriginForm($path);
}
$scheme = substr($host, -4) === ':443' ? 'https' : 'http';
return $scheme.'://'.$host.'/'.ltrim($path, '/');
}
private static function normalizePathForOriginForm(string $path): string
{
if (0 === strpos($path, '//')) {
return '/'.ltrim($path, '/');
}
return $path;
}
/**
* @param array $headers Array of headers (each value an array).
*/
private static function getHostFromHeaders(array $headers): ?string
{
$hostKey = array_filter(array_keys($headers), function ($k) {
// Numeric array keys are converted to int by PHP.
$k = (string) $k;
return Utils::asciiToLower($k) === 'host';
});
if (!$hostKey) {
return null;
}
$host = $headers[reset($hostKey)][0];
if (!is_string($host) || Rfc7230::parseHostHeader($host) === null) {
throw new \InvalidArgumentException('Invalid request string');
}
return $host;
}
/**
* Parses a request message string into a request object.
*
* @param string $message Request message string.
*/
public static function parseRequest(string $message): RequestInterface
{
$data = self::parseMessage($message);
if (strpbrk($data['start-line'], "\r\n") !== false) {
throw new \InvalidArgumentException('Invalid request string');
}
$matches = [];
$requestStartLineMatch = preg_match('/^[\S]+\s+([a-zA-Z]+:\/\/|\/).*/', $data['start-line'], $matches);
if ($requestStartLineMatch === false) {
throw new \RuntimeException('Unable to parse request start line: '.preg_last_error_msg());
}
if ($requestStartLineMatch === 0) {
throw new \InvalidArgumentException('Invalid request string');
}
$parts = explode(' ', $data['start-line'], 3);
$version = isset($parts[2]) ? explode('/', $parts[2])[1] : '1.1';
$request = new Request(
$parts[0],
$matches[1] === '/' ? self::parseRequestUri($parts[1], $data['headers']) : $parts[1],
$data['headers'],
$data['body'],
$version
);
return $matches[1] === '/' ? $request : $request->withRequestTarget($parts[1]);
}
/**
* Parses a response message string into a response object.
*
* @param string $message Response message string.
*/
public static function parseResponse(string $message): ResponseInterface
{
$data = self::parseMessage($message);
if (strpbrk($data['start-line'], "\r\n") !== false) {
throw new \InvalidArgumentException('Invalid response string');
}
// According to https://datatracker.ietf.org/doc/html/rfc7230#section-3.1.2
// the space between status-code and reason-phrase is required. But
// browsers accept responses without space and reason as well.
$responseStartLineMatch = preg_match('/^HTTP\/.* [0-9]{3}( .*|$)/D', $data['start-line']);
if ($responseStartLineMatch === false) {
throw new \RuntimeException('Unable to parse response start line: '.preg_last_error_msg());
}
if ($responseStartLineMatch === 0) {
throw new \InvalidArgumentException('Invalid response string: '.$data['start-line']);
}
$parts = explode(' ', $data['start-line'], 3);
return new Response(
(int) $parts[1],
$data['headers'],
$data['body'],
explode('/', $parts[0])[1],
$parts[2] ?? null
);
}
}