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<?php
namespace Google\Site_Kit_Dependencies\GuzzleHttp\Psr7;
use Google\Site_Kit_Dependencies\Psr\Http\Message\UriInterface;
/**
* PSR-7 URI implementation.
*
* @author Michael Dowling
* @author Tobias Schultze
* @author Matthew Weier O'Phinney
*/
class Uri implements \Google\Site_Kit_Dependencies\Psr\Http\Message\UriInterface
{
/**
* Absolute http and https URIs require a host per RFC 7230 Section 2.7
* but in generic URIs the host can be empty. So for http(s) URIs
* we apply this default host when no host is given yet to form a
* valid URI.
*/
const HTTP_DEFAULT_HOST = 'localhost';
private static $defaultPorts = ['http' => 80, 'https' => 443, 'ftp' => 21, 'gopher' => 70, 'nntp' => 119, 'news' => 119, 'telnet' => 23, 'tn3270' => 23, 'imap' => 143, 'pop' => 110, 'ldap' => 389];
private static $charUnreserved = 'a-zA-Z0-9_\\-\\.~';
private static $charSubDelims = '!\\$&\'\\(\\)\\*\\+,;=';
private static $replaceQuery = ['=' => '%3D', '&' => '%26'];
/** @var string Uri scheme. */
private $scheme = '';
/** @var string Uri user info. */
private $userInfo = '';
/** @var string Uri host. */
private $host = '';
/** @var int|null Uri port. */
private $port;
/** @var string Uri path. */
private $path = '';
/** @var string Uri query string. */
private $query = '';
/** @var string Uri fragment. */
private $fragment = '';
/**
* @param string $uri URI to parse
*/
public function __construct($uri = '')
{
// weak type check to also accept null until we can add scalar type hints
if ($uri != '') {
$parts = self::parse($uri);
if ($parts === \false) {
throw new \InvalidArgumentException("Unable to parse URI: {$uri}");
}
$this->applyParts($parts);
}
}
/**
* UTF-8 aware \parse_url() replacement.
*
* The internal function produces broken output for non ASCII domain names
* (IDN) when used with locales other than "C".
*
* On the other hand, cURL understands IDN correctly only when UTF-8 locale
* is configured ("C.UTF-8", "en_US.UTF-8", etc.).
*
* @see https://bugs.php.net/bug.php?id=52923
* @see https://www.php.net/manual/en/function.parse-url.php#114817
* @see https://curl.haxx.se/libcurl/c/CURLOPT_URL.html#ENCODING
*
* @param string $url
*
* @return array|false
*/
private static function parse($url)
{
// If IPv6
$prefix = '';
if (\preg_match('%^(.*://\\[[0-9:a-f]+\\])(.*?)$%', $url, $matches)) {
$prefix = $matches[1];
$url = $matches[2];
}
$encodedUrl = \preg_replace_callback('%[^:/@?&=#]+%usD', static function ($matches) {
return \urlencode($matches[0]);
}, $url);
$result = \parse_url($prefix . $encodedUrl);
if ($result === \false) {
return \false;
}
return \array_map('urldecode', $result);
}
public function __toString()
{
return self::composeComponents($this->scheme, $this->getAuthority(), $this->path, $this->query, $this->fragment);
}
/**
* Composes a URI reference string from its various components.
*
* Usually this method does not need to be called manually but instead is used indirectly via
* `Psr\Http\Message\UriInterface::__toString`.
*
* PSR-7 UriInterface treats an empty component the same as a missing component as
* getQuery(), getFragment() etc. always return a string. This explains the slight
* difference to RFC 3986 Section 5.3.
*
* Another adjustment is that the authority separator is added even when the authority is missing/empty
* for the "file" scheme. This is because PHP stream functions like `file_get_contents` only work with
* `file:///myfile` but not with `file:/myfile` although they are equivalent according to RFC 3986. But
* `file:///` is the more common syntax for the file scheme anyway (Chrome for example redirects to
* that format).
*
* @param string $scheme
* @param string $authority
* @param string $path
* @param string $query
* @param string $fragment
*
* @return string
*
* @link https://tools.ietf.org/html/rfc3986#section-5.3
*/
public static function composeComponents($scheme, $authority, $path, $query, $fragment)
{
$uri = '';
// weak type checks to also accept null until we can add scalar type hints
if ($scheme != '') {
$uri .= $scheme . ':';
}
if ($authority != '' || $scheme === 'file') {
$uri .= '//' . $authority;
}
$uri .= $path;
if ($query != '') {
$uri .= '?' . $query;
}
if ($fragment != '') {
$uri .= '#' . $fragment;
}
return $uri;
}
/**
* Whether the URI has the default port of the current scheme.
*
* `Psr\Http\Message\UriInterface::getPort` may return null or the standard port. This method can be used
* independently of the implementation.
*
* @param UriInterface $uri
*
* @return bool
*/
public static function isDefaultPort(\Google\Site_Kit_Dependencies\Psr\Http\Message\UriInterface $uri)
{
return $uri->getPort() === null || isset(self::$defaultPorts[$uri->getScheme()]) && $uri->getPort() === self::$defaultPorts[$uri->getScheme()];
}
/**
* Whether the URI is absolute, i.e. it has a scheme.
*
* An instance of UriInterface can either be an absolute URI or a relative reference. This method returns true
* if it is the former. An absolute URI has a scheme. A relative reference is used to express a URI relative
* to another URI, the base URI. Relative references can be divided into several forms:
* - network-path references, e.g. '//example.com/path'
* - absolute-path references, e.g. '/path'
* - relative-path references, e.g. 'subpath'
*
* @param UriInterface $uri
*
* @return bool
*
* @see Uri::isNetworkPathReference
* @see Uri::isAbsolutePathReference
* @see Uri::isRelativePathReference
* @link https://tools.ietf.org/html/rfc3986#section-4
*/
public static function isAbsolute(\Google\Site_Kit_Dependencies\Psr\Http\Message\UriInterface $uri)
{
return $uri->getScheme() !== '';
}
/**
* Whether the URI is a network-path reference.
*
* A relative reference that begins with two slash characters is termed an network-path reference.
*
* @param UriInterface $uri
*
* @return bool
*
* @link https://tools.ietf.org/html/rfc3986#section-4.2
*/
public static function isNetworkPathReference(\Google\Site_Kit_Dependencies\Psr\Http\Message\UriInterface $uri)
{
return $uri->getScheme() === '' && $uri->getAuthority() !== '';
}
/**
* Whether the URI is a absolute-path reference.
*
* A relative reference that begins with a single slash character is termed an absolute-path reference.
*
* @param UriInterface $uri
*
* @return bool
*
* @link https://tools.ietf.org/html/rfc3986#section-4.2
*/
public static function isAbsolutePathReference(\Google\Site_Kit_Dependencies\Psr\Http\Message\UriInterface $uri)
{
return $uri->getScheme() === '' && $uri->getAuthority() === '' && isset($uri->getPath()[0]) && $uri->getPath()[0] === '/';
}
/**
* Whether the URI is a relative-path reference.
*
* A relative reference that does not begin with a slash character is termed a relative-path reference.
*
* @param UriInterface $uri
*
* @return bool
*
* @link https://tools.ietf.org/html/rfc3986#section-4.2
*/
public static function isRelativePathReference(\Google\Site_Kit_Dependencies\Psr\Http\Message\UriInterface $uri)
{
return $uri->getScheme() === '' && $uri->getAuthority() === '' && (!isset($uri->getPath()[0]) || $uri->getPath()[0] !== '/');
}
/**
* Whether the URI is a same-document reference.
*
* A same-document reference refers to a URI that is, aside from its fragment
* component, identical to the base URI. When no base URI is given, only an empty
* URI reference (apart from its fragment) is considered a same-document reference.
*
* @param UriInterface $uri The URI to check
* @param UriInterface|null $base An optional base URI to compare against
*
* @return bool
*
* @link https://tools.ietf.org/html/rfc3986#section-4.4
*/
public static function isSameDocumentReference(\Google\Site_Kit_Dependencies\Psr\Http\Message\UriInterface $uri, \Google\Site_Kit_Dependencies\Psr\Http\Message\UriInterface $base = null)
{
if ($base !== null) {
$uri = \Google\Site_Kit_Dependencies\GuzzleHttp\Psr7\UriResolver::resolve($base, $uri);
return $uri->getScheme() === $base->getScheme() && $uri->getAuthority() === $base->getAuthority() && $uri->getPath() === $base->getPath() && $uri->getQuery() === $base->getQuery();
}
return $uri->getScheme() === '' && $uri->getAuthority() === '' && $uri->getPath() === '' && $uri->getQuery() === '';
}
/**
* Removes dot segments from a path and returns the new path.
*
* @param string $path
*
* @return string
*
* @deprecated since version 1.4. Use UriResolver::removeDotSegments instead.
* @see UriResolver::removeDotSegments
*/
public static function removeDotSegments($path)
{
return \Google\Site_Kit_Dependencies\GuzzleHttp\Psr7\UriResolver::removeDotSegments($path);
}
/**
* Converts the relative URI into a new URI that is resolved against the base URI.
*
* @param UriInterface $base Base URI
* @param string|UriInterface $rel Relative URI
*
* @return UriInterface
*
* @deprecated since version 1.4. Use UriResolver::resolve instead.
* @see UriResolver::resolve
*/
public static function resolve(\Google\Site_Kit_Dependencies\Psr\Http\Message\UriInterface $base, $rel)
{
if (!$rel instanceof \Google\Site_Kit_Dependencies\Psr\Http\Message\UriInterface) {
$rel = new self($rel);
}
return \Google\Site_Kit_Dependencies\GuzzleHttp\Psr7\UriResolver::resolve($base, $rel);
}
/**
* Creates a new URI with a specific query string value removed.
*
* Any existing query string values that exactly match the provided key are
* removed.
*
* @param UriInterface $uri URI to use as a base.
* @param string $key Query string key to remove.
*
* @return UriInterface
*/
public static function withoutQueryValue(\Google\Site_Kit_Dependencies\Psr\Http\Message\UriInterface $uri, $key)
{
$result = self::getFilteredQueryString($uri, [$key]);
return $uri->withQuery(\implode('&', $result));
}
/**
* Creates a new URI with a specific query string value.
*
* Any existing query string values that exactly match the provided key are
* removed and replaced with the given key value pair.
*
* A value of null will set the query string key without a value, e.g. "key"
* instead of "key=value".
*
* @param UriInterface $uri URI to use as a base.
* @param string $key Key to set.
* @param string|null $value Value to set
*
* @return UriInterface
*/
public static function withQueryValue(\Google\Site_Kit_Dependencies\Psr\Http\Message\UriInterface $uri, $key, $value)
{
$result = self::getFilteredQueryString($uri, [$key]);
$result[] = self::generateQueryString($key, $value);
return $uri->withQuery(\implode('&', $result));
}
/**
* Creates a new URI with multiple specific query string values.
*
* It has the same behavior as withQueryValue() but for an associative array of key => value.
*
* @param UriInterface $uri URI to use as a base.
* @param array $keyValueArray Associative array of key and values
*
* @return UriInterface
*/
public static function withQueryValues(\Google\Site_Kit_Dependencies\Psr\Http\Message\UriInterface $uri, array $keyValueArray)
{
$result = self::getFilteredQueryString($uri, \array_keys($keyValueArray));
foreach ($keyValueArray as $key => $value) {
$result[] = self::generateQueryString($key, $value);
}
return $uri->withQuery(\implode('&', $result));
}
/**
* Creates a URI from a hash of `parse_url` components.
*
* @param array $parts
*
* @return UriInterface
*
* @link http://php.net/manual/en/function.parse-url.php
*
* @throws \InvalidArgumentException If the components do not form a valid URI.
*/
public static function fromParts(array $parts)
{
$uri = new self();
$uri->applyParts($parts);
$uri->validateState();
return $uri;
}
public function getScheme()
{
return $this->scheme;
}
public function getAuthority()
{
$authority = $this->host;
if ($this->userInfo !== '') {
$authority = $this->userInfo . '@' . $authority;
}
if ($this->port !== null) {
$authority .= ':' . $this->port;
}
return $authority;
}
public function getUserInfo()
{
return $this->userInfo;
}
public function getHost()
{
return $this->host;
}
public function getPort()
{
return $this->port;
}
public function getPath()
{
return $this->path;
}
public function getQuery()
{
return $this->query;
}
public function getFragment()
{
return $this->fragment;
}
public function withScheme($scheme)
{
$scheme = $this->filterScheme($scheme);
if ($this->scheme === $scheme) {
return $this;
}
$new = clone $this;
$new->scheme = $scheme;
$new->removeDefaultPort();
$new->validateState();
return $new;
}
public function withUserInfo($user, $password = null)
{
$info = $this->filterUserInfoComponent($user);
if ($password !== null) {
$info .= ':' . $this->filterUserInfoComponent($password);
}
if ($this->userInfo === $info) {
return $this;
}
$new = clone $this;
$new->userInfo = $info;
$new->validateState();
return $new;
}
public function withHost($host)
{
$host = $this->filterHost($host);
if ($this->host === $host) {
return $this;
}
$new = clone $this;
$new->host = $host;
$new->validateState();
return $new;
}
public function withPort($port)
{
$port = $this->filterPort($port);
if ($this->port === $port) {
return $this;
}
$new = clone $this;
$new->port = $port;
$new->removeDefaultPort();
$new->validateState();
return $new;
}
public function withPath($path)
{
$path = $this->filterPath($path);
if ($this->path === $path) {
return $this;
}
$new = clone $this;
$new->path = $path;
$new->validateState();
return $new;
}
public function withQuery($query)
{
$query = $this->filterQueryAndFragment($query);
if ($this->query === $query) {
return $this;
}
$new = clone $this;
$new->query = $query;
return $new;
}
public function withFragment($fragment)
{
$fragment = $this->filterQueryAndFragment($fragment);
if ($this->fragment === $fragment) {
return $this;
}
$new = clone $this;
$new->fragment = $fragment;
return $new;
}
/**
* Apply parse_url parts to a URI.
*
* @param array $parts Array of parse_url parts to apply.
*/
private function applyParts(array $parts)
{
$this->scheme = isset($parts['scheme']) ? $this->filterScheme($parts['scheme']) : '';
$this->userInfo = isset($parts['user']) ? $this->filterUserInfoComponent($parts['user']) : '';
$this->host = isset($parts['host']) ? $this->filterHost($parts['host']) : '';
$this->port = isset($parts['port']) ? $this->filterPort($parts['port']) : null;
$this->path = isset($parts['path']) ? $this->filterPath($parts['path']) : '';
$this->query = isset($parts['query']) ? $this->filterQueryAndFragment($parts['query']) : '';
$this->fragment = isset($parts['fragment']) ? $this->filterQueryAndFragment($parts['fragment']) : '';
if (isset($parts['pass'])) {
$this->userInfo .= ':' . $this->filterUserInfoComponent($parts['pass']);
}
$this->removeDefaultPort();
}
/**
* @param string $scheme
*
* @return string
*
* @throws \InvalidArgumentException If the scheme is invalid.
*/
private function filterScheme($scheme)
{
if (!\is_string($scheme)) {
throw new \InvalidArgumentException('Scheme must be a string');
}
return \strtr($scheme, 'ABCDEFGHIJKLMNOPQRSTUVWXYZ', 'abcdefghijklmnopqrstuvwxyz');
}
/**
* @param string $component
*
* @return string
*
* @throws \InvalidArgumentException If the user info is invalid.
*/
private function filterUserInfoComponent($component)
{
if (!\is_string($component)) {
throw new \InvalidArgumentException('User info must be a string');
}
return \preg_replace_callback('/(?:[^%' . self::$charUnreserved . self::$charSubDelims . ']+|%(?![A-Fa-f0-9]{2}))/', [$this, 'rawurlencodeMatchZero'], $component);
}
/**
* @param string $host
*
* @return string
*
* @throws \InvalidArgumentException If the host is invalid.
*/
private function filterHost($host)
{
if (!\is_string($host)) {
throw new \InvalidArgumentException('Host must be a string');
}
return \strtr($host, 'ABCDEFGHIJKLMNOPQRSTUVWXYZ', 'abcdefghijklmnopqrstuvwxyz');
}
/**
* @param int|null $port
*
* @return int|null
*
* @throws \InvalidArgumentException If the port is invalid.
*/
private function filterPort($port)
{
if ($port === null) {
return null;
}
$port = (int) $port;
if (0 > $port || 0xffff < $port) {
throw new \InvalidArgumentException(\sprintf('Invalid port: %d. Must be between 0 and 65535', $port));
}
return $port;
}
/**
* @param UriInterface $uri
* @param array $keys
*
* @return array
*/
private static function getFilteredQueryString(\Google\Site_Kit_Dependencies\Psr\Http\Message\UriInterface $uri, array $keys)
{
$current = $uri->getQuery();
if ($current === '') {
return [];
}
$decodedKeys = \array_map('rawurldecode', $keys);
return \array_filter(\explode('&', $current), function ($part) use($decodedKeys) {
return !\in_array(\rawurldecode(\explode('=', $part)[0]), $decodedKeys, \true);
});
}
/**
* @param string $key
* @param string|null $value
*
* @return string
*/
private static function generateQueryString($key, $value)
{
// Query string separators ("=", "&") within the key or value need to be encoded
// (while preventing double-encoding) before setting the query string. All other
// chars that need percent-encoding will be encoded by withQuery().
$queryString = \strtr($key, self::$replaceQuery);
if ($value !== null) {
$queryString .= '=' . \strtr($value, self::$replaceQuery);
}
return $queryString;
}
private function removeDefaultPort()
{
if ($this->port !== null && self::isDefaultPort($this)) {
$this->port = null;
}
}
/**
* Filters the path of a URI
*
* @param string $path
*
* @return string
*
* @throws \InvalidArgumentException If the path is invalid.
*/
private function filterPath($path)
{
if (!\is_string($path)) {
throw new \InvalidArgumentException('Path must be a string');
}
return \preg_replace_callback('/(?:[^' . self::$charUnreserved . self::$charSubDelims . '%:@\\/]++|%(?![A-Fa-f0-9]{2}))/', [$this, 'rawurlencodeMatchZero'], $path);
}
/**
* Filters the query string or fragment of a URI.
*
* @param string $str
*
* @return string
*
* @throws \InvalidArgumentException If the query or fragment is invalid.
*/
private function filterQueryAndFragment($str)
{
if (!\is_string($str)) {
throw new \InvalidArgumentException('Query and fragment must be a string');
}
return \preg_replace_callback('/(?:[^' . self::$charUnreserved . self::$charSubDelims . '%:@\\/\\?]++|%(?![A-Fa-f0-9]{2}))/', [$this, 'rawurlencodeMatchZero'], $str);
}
private function rawurlencodeMatchZero(array $match)
{
return \rawurlencode($match[0]);
}
private function validateState()
{
if ($this->host === '' && ($this->scheme === 'http' || $this->scheme === 'https')) {
$this->host = self::HTTP_DEFAULT_HOST;
}
if ($this->getAuthority() === '') {
if (0 === \strpos($this->path, '//')) {
throw new \InvalidArgumentException('The path of a URI without an authority must not start with two slashes "//"');
}
if ($this->scheme === '' && \false !== \strpos(\explode('/', $this->path, 2)[0], ':')) {
throw new \InvalidArgumentException('A relative URI must not have a path beginning with a segment containing a colon');
}
} elseif (isset($this->path[0]) && $this->path[0] !== '/') {
@\trigger_error('The path of a URI with an authority must start with a slash "/" or be empty. Automagically fixing the URI ' . 'by adding a leading slash to the path is deprecated since version 1.4 and will throw an exception instead.', \E_USER_DEPRECATED);
$this->path = '/' . $this->path;
//throw new \InvalidArgumentException('The path of a URI with an authority must start with a slash "/" or be empty');
}
}
}
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