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<?php
/**
* Bitrix Framework
* @package bitrix
* @subpackage main
* @copyright 2001-2023 Bitrix
*/
namespace Bitrix\Main\Web;
use Bitrix\Main;
use Bitrix\Main\Text\Encoding;
use Psr\Http\Message\UriInterface;
class Uri implements \JsonSerializable, UriInterface
{
protected $scheme = '';
protected $host = '';
protected $port = null;
protected $user = '';
protected $pass = '';
protected $path = '';
protected $query = '';
protected $fragment = '';
/**
* @param string $url
*/
public function __construct($url)
{
if (str_starts_with($url, '/'))
{
//we don't support "current scheme" e.g. "//host/path"
$url = '/' . ltrim($url, '/');
}
$parsedUrl = parse_url($url);
if ($parsedUrl !== false)
{
$this->scheme = strtolower($parsedUrl['scheme'] ?? '');
$this->host = strtolower($parsedUrl['host'] ?? '');
$this->port = $parsedUrl['port'] ?? null;
$this->user = $parsedUrl['user'] ?? '';
$this->pass = $parsedUrl['pass'] ?? '';
$this->path = $parsedUrl['path'] ?? '';
$this->query = $parsedUrl['query'] ?? '';
$this->fragment = $parsedUrl['fragment'] ?? '';
}
}
/**
* @deprecated Use getLocator() or getUri().
*/
public function getUrl()
{
return $this->getLocator();
}
/**
* Return the URI without a fragment.
* @return string
*/
public function getLocator()
{
$uri = '';
$scheme = $this->getScheme();
if ($scheme != '')
{
$uri .= $scheme . ':';
}
$authority = $this->getAuthority();
if ($authority != '')
{
$uri .= '//' . $authority;
}
$uri .= $this->getPathQuery();
return $uri;
}
/**
* Return the URI with a fragment, if any.
* @return string
*/
public function getUri()
{
$url = $this->getLocator();
$fragment = $this->getFragment();
if ($fragment != '')
{
$url .= '#' . $fragment;
}
return $url;
}
/**
* @inheritdoc
*/
public function getFragment(): string
{
return $this->fragment;
}
/**
* @inheritdoc
*/
public function getHost(): string
{
return $this->host;
}
/**
* Sets the host
* @param string $host Host name.
* @return $this
*/
public function setHost($host)
{
$this->host = strtolower($host);
return $this;
}
/**
* Returns the password.
* @return string
*/
public function getPass()
{
return $this->pass;
}
/**
* Sets the password.
* @param string $pass Password,
* @return $this
*/
public function setPass($pass)
{
$this->pass = $pass;
return $this;
}
/**
* @inheritdoc
*/
public function getPath(): string
{
// TODO: make it work as described
return $this->path;
}
/**
* Sets the path.
* @param string $path
* @return $this
*/
public function setPath($path)
{
$this->path = $path;
return $this;
}
/**
* Returns the path with the query.
* @return string
*/
public function getPathQuery()
{
$pathQuery = $this->getPath();
if ($pathQuery == '')
{
$pathQuery = '/';
}
$query = $this->getQuery();
if ($query != '')
{
$pathQuery .= '?' . $query;
}
return $pathQuery;
}
/**
* @inheritdoc
*/
public function getPort(): ?int
{
if ($this->port === null)
{
switch ($this->getScheme())
{
case 'https':
return 443;
case 'http':
return 80;
default:
return null;
}
}
return (int)$this->port;
}
/**
* @inheritdoc
*/
public function getQuery(): string
{
return $this->query;
}
/**
* @inheritdoc
*/
public function getScheme(): string
{
return $this->scheme;
}
/**
* Returns the user.
* @return string
*/
public function getUser()
{
return $this->user;
}
/**
* Sets the user.
* @param string $user User.
* @return $this
*/
public function setUser($user)
{
$this->user = $user;
return $this;
}
/**
* Extended parsing to allow dots and spaces in parameters names.
* @param string $params
* @return array
*/
protected static function parseParams($params)
{
$data = preg_replace_callback(
'/(?:^|(?<=&))[^=[]+/',
function($match)
{
return bin2hex(urldecode($match[0]));
},
$params
);
parse_str($data, $values);
return array_combine(array_map('hex2bin', array_keys($values)), $values);
}
/**
* Deletes parameters from the query.
* @param array $params Parameters to delete.
* @param bool $preserveDots Special treatment of dots and spaces in the parameters names.
* @return $this
*/
public function deleteParams(array $params, $preserveDots = false)
{
$query = $this->getQuery();
if ($query != '')
{
if ($preserveDots)
{
$currentParams = static::parseParams($query);
}
else
{
$currentParams = [];
parse_str($query, $currentParams);
}
foreach($params as $param)
{
unset($currentParams[$param]);
}
$this->query = http_build_query($currentParams, '', '&', PHP_QUERY_RFC3986);
}
return $this;
}
/**
* Adds parameters to query or replaces existing ones.
* @param array $params Parameters to add.
* @param bool $preserveDots Special treatment of dots and spaces in the parameters names.
* @return $this
*/
public function addParams(array $params, $preserveDots = false)
{
$currentParams = [];
$query = $this->getQuery();
if ($query != '')
{
if ($preserveDots)
{
$currentParams = static::parseParams($query);
}
else
{
parse_str($query, $currentParams);
}
}
$currentParams = array_replace($currentParams, $params);
$this->query = http_build_query($currentParams, '', '&', PHP_QUERY_RFC3986);
return $this;
}
/**
* @inheritdoc
*/
public function __toString(): string
{
return $this->getUri();
}
/**
* Specify data which should be serialized to JSON
* @link http://php.net/manual/en/jsonserializable.jsonserialize.php
* @return string data which can be serialized by <b>json_encode</b>,
* which is a value of any type other than a resource.
* @since 5.4.0
*/
public function jsonSerialize(): string
{
return $this->getUri();
}
/**
* Converts the host to punycode.
* @return string|\Bitrix\Main\Error
*/
public function convertToPunycode()
{
$host = \CBXPunycode::ToASCII($this->getHost(), $encodingErrors);
if (!empty($encodingErrors))
{
return new \Bitrix\Main\Error(implode("\n", $encodingErrors));
}
$this->setHost($host);
return $host;
}
/**
* Searches for /../ and ulrencoded /../
*/
public function isPathTraversal(): bool
{
return (bool)preg_match("#(?:/|2f|^|\\\\|5c)(?:(?:%0*(25)*2e)|\\.){2,}(?:/|%0*(25)*2f|\\\\|%0*(25)*5c|$)#i", $this->getPath());
}
/**
* Encodes the URI string without parsing it.
* @param $str
* @param $charset
* @return string
*/
public static function urnEncode($str, $charset = 'UTF-8')
{
$result = '';
$arParts = preg_split("#(://|:\\d+/|/|\\?|=|&)#", $str, -1, PREG_SPLIT_DELIM_CAPTURE);
if ($charset === false)
{
foreach ($arParts as $i => $part)
{
$result .= ($i % 2) ? $part : rawurlencode($part);
}
}
else
{
$currentCharset = Main\Context::getCurrent()->getCulture()->getCharset();
foreach ($arParts as $i => $part)
{
$result .= ($i % 2) ? $part : rawurlencode(Encoding::convertEncoding($part, $currentCharset, $charset));
}
}
return $result;
}
/**
* Decodes the URI string without parsing it.
* @param $str
* @param $charset
* @return string
*/
public static function urnDecode($str, $charset = false)
{
$result = '';
$arParts = preg_split("#(://|:\\d+/|/|\\?|=|&)#", $str, -1, PREG_SPLIT_DELIM_CAPTURE);
if ($charset === false)
{
foreach ($arParts as $i => $part)
{
$result .= ($i % 2) ? $part : rawurldecode($part);
}
}
else
{
$currentCharset = Main\Context::getCurrent()->getCulture()->getCharset();
foreach ($arParts as $i => $part)
{
$result .= ($i % 2) ? $part : rawurldecode(Encoding::convertEncoding($part, $charset, $currentCharset));
}
}
return $result;
}
/**
* Converts a relative uri to the absolute one using given host name or the host from the current context server object.
* @param string | null $host
* @return $this
*/
public function toAbsolute(string $host = null): Uri
{
if ($this->host == '')
{
$request = Main\HttpContext::getCurrent()->getRequest();
$this->scheme = $request->isHttps() ? 'https' : 'http';
if ($host !== null)
{
$this->host = preg_replace('/:(443|80)$/', '', $host);
}
else
{
$this->host = $request->getHttpHost();
}
}
return $this;
}
/**
* @inheritdoc
*/
public function getAuthority(): string
{
$authority = '';
$userInfo = $this->getUserInfo();
if ($userInfo != '')
{
$authority = $userInfo . '@';
}
$host = $this->getHost();
if ($host != '')
{
$authority .= $host;
$port = $this->getPort();
if ($port !== null)
{
if (($this->scheme == 'http' && $port != 80) || ($this->scheme == 'https' && $port != 443))
{
$authority .= ':' . $port;
}
}
}
return $authority;
}
/**
* @inheritdoc
*/
public function getUserInfo(): string
{
$user = $this->getUser();
if ($user != '')
{
$password = $this->getPass();
return $user . ($password != '' ? ':' . $password : '');
}
return '';
}
/**
* @inheritdoc
*/
public function withScheme(string $scheme): UriInterface
{
$new = clone $this;
$new->scheme = $scheme;
return $new;
}
/**
* @inheritdoc
*/
public function withUserInfo(string $user, ?string $password = null): UriInterface
{
$new = clone $this;
$new
->setUser($user)
->setPass((string)$password)
;
return $new;
}
/**
* @inheritdoc
*/
public function withHost(string $host): UriInterface
{
$new = clone $this;
$new->setHost($host);
return $new;
}
/**
* @inheritdoc
*/
public function withPort(?int $port): UriInterface
{
$new = clone $this;
$new->port = $port;
return $new;
}
/**
* @inheritdoc
*/
public function withPath(string $path): UriInterface
{
$new = clone $this;
$new->setPath($path);
return $new;
}
/**
* @inheritdoc
*/
public function withQuery(string $query): UriInterface
{
$new = clone $this;
$new->query = $query;
return $new;
}
/**
* @inheritdoc
*/
public function withFragment(string $fragment): UriInterface
{
$new = clone $this;
$new->fragment = $fragment;
return $new;
}
}