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UriInterface.hack
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UriInterface.hack
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/*
* Copyright (c) 2014 PHP Framework Interoperability Group
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*
* Portions Copyright (c) 2018-present, Facebook, Inc.
* All rights reserved.
*
* This source code is licensed under the MIT license found in the
* LICENSE file in the root directory of this source tree.
*
*/
namespace Facebook\Experimental\Http\Message;
/**
* Value object representing a URI.
*
* This interface is meant to represent URIs according to RFC 3986 and to
* provide methods for most common operations. Additional functionality for
* working with URIs can be provided on top of the interface or externally.
* Its primary use is for HTTP requests, but may also be used in other
* contexts.
*
* Instances of this interface are considered immutable; all methods that
* might change state MUST be implemented such that they retain the internal
* state of the current instance and return an instance that contains the
* changed state.
*
* Typically the Host header will be also be present in the request message.
* For server-side requests, the scheme will typically be discoverable in the
* server parameters.
*
* @link http://tools.ietf.org/html/rfc3986 (the URI specification)
*/
interface UriInterface {
/**
* Retrieve the scheme component of the URI.
*
* If no scheme is present, this method MUST return the empty string
*
* The value returned MUST be normalized to lowercase, per RFC 3986
* Section 3.1.
*
* The trailing ":" character is not part of the scheme and MUST NOT be
* added.
*
* @see https://tools.ietf.org/html/rfc3986#section-3.1
* @return null|string The URI scheme.
*/
public function getScheme(): string;
/**
* Retrieve the authority component of the URI.
*
* If no authority information is present, this method MUST return null
*
* The authority syntax of the URI is:
*
* <pre>
* [user-info@]host[:port]
* </pre>
*
* If the port component is not set or is the standard port for the current
* scheme, it SHOULD NOT be included.
*
* @see https://tools.ietf.org/html/rfc3986#section-3.2
* @return null|string The URI authority, in "[user-info@]host[:port]" format.
*/
public function getAuthority(): string;
/**
* Retrieve the user information component of the URI.
*
* If no credentials are present, this method MUST empty strings for username
* and password.
*
* @return shape A shape containing username and password
*/
public function getUserInfo(): shape('user' => string, 'pass' => string);
/**
* Retrieve the host component of the URI.
*
* If no host is present, this method MUST return the empty string
*
* The value returned MUST be normalized to lowercase, per RFC 3986
* Section 3.2.2.
*
* @see http://tools.ietf.org/html/rfc3986#section-3.2.2
* @return null|string The URI host.
*/
public function getHost(): string;
/**
* Retrieve the port component of the URI.
*
* If a port is present, and it is non-standard for the current scheme,
* this method MUST return it as an integer. If the port is the standard port
* used with the current scheme, this method SHOULD return null.
*
* If no port is present, and no scheme is present, this method MUST return
* a null value.
*
* If no port is present, but a scheme is present, this method MAY return
* the standard port for that scheme, but SHOULD return null.
*
* @return null|int The URI port.
*/
public function getPort(): ?int;
/**
* Retrieve the path component of the URI.
*
* The path can either be empty or absolute (starting with a slash) or
* rootless (not starting with a slash). Implementations MUST support all
* three syntaxes.
*
* Normally, the empty path "" and absolute path "/" are considered equal as
* defined in RFC 7230 Section 2.7.3. But this method MUST NOT automatically
* do this normalization because in contexts with a trimmed base path, e.g.
* the front controller, this difference becomes significant. It's the task
* of the user to handle both "" and "/".
*
* The value returned MUST be percent-encoded, but MUST NOT double-encode
* any characters. To determine what characters to encode, please refer to
* RFC 3986, Sections 2 and 3.3.
*
* As an example, if the value should include a slash ("/") not intended as
* delimiter between path segments, that value MUST be passed in encoded
* form (e.g., "%2F") to the instance.
*
* @see https://tools.ietf.org/html/rfc3986#section-2
* @see https://tools.ietf.org/html/rfc3986#section-3.3
*/
public function getPath(): string;
/**
* Retrieve the encoded query string of the URI.
*
* If no query params or string is present, this method MUST return the empty
* string.
*
* The leading "?" character is not part of the query and MUST NOT be
* added.
*
* The value returned MUST be percent-encoded, but MUST NOT double-encode
* any characters. To determine what characters to encode, please refer to
* RFC 3986, Sections 2 and 3.4.
*
* As an example, if a value in a key/value pair of the query string should
* include an ampersand ("&") not intended as a delimiter between values,
* that value MUST be passed in encoded form (e.g., "%26") to the instance.
*
* @see https://tools.ietf.org/html/rfc3986#section-2
* @see https://tools.ietf.org/html/rfc3986#section-3.4
* @return null|string The percent-encoded query string
*/
public function getRawQuery(): string;
/**
* Retrieve the query params of the URI.
*
* If no query params are present, this method MUST return an empty dict
*
* All keys and values MUST not be encoded.
*/
public function getQuery(): dict<string, string>;
/**
* Retrieve the fragment component of the URI.
*
* If no fragment is present, this method MUST return the empty string
*
* The leading "#" character is not part of the fragment and MUST NOT be
* added.
*
* The value returned MUST be percent-encoded, but MUST NOT double-encode
* any characters. To determine what characters to encode, please refer to
* RFC 3986, Sections 2 and 3.5.
*
* @see https://tools.ietf.org/html/rfc3986#section-2
* @see https://tools.ietf.org/html/rfc3986#section-3.5
*/
public function getFragment(): string;
/**
* Return an instance with the specified scheme.
*
* This method MUST retain the state of the current instance, and return
* an instance that contains the specified scheme.
*
* Implementations MUST support the schemes "http" and "https" case
* insensitively, and MAY accommodate other schemes if required.
*
* An empty string is equivalent to removing the scheme.
*
* @throws \InvalidArgumentException for invalid or unsupported schemes.
*/
public function withScheme(string $scheme): this;
/**
* Return an instance with the specified user information.
*
* This method MUST retain the state of the current instance, and return
* an instance that contains the specified user information.
*
* An empty string for the user is equivalent to removing user
* information.
*/
public function withUserInfo(string $user, string $password): this;
/**
* Return an instance with the specified host.
*
* This method MUST retain the state of the current instance, and return
* an instance that contains the specified host.
*
* An empty string is equivalent to removing the host.
*
* @throws \InvalidArgumentException for invalid hostnames.
*/
public function withHost(string $host): this;
/**
* Return an instance with the specified port.
*
* This method MUST retain the state of the current instance, and return
* an instance that contains the specified port.
*
* Implementations MUST raise an exception for ports outside the
* established TCP and UDP port ranges.
*
* A null value provided for the port is equivalent to removing the port
* information.
*
* @throws \InvalidArgumentException for invalid ports.
*/
public function withPort(?int $port = null): this;
/**
* Return an instance with the specified path.
*
* This method MUST retain the state of the current instance, and return
* an instance that contains the specified path.
*
* The path can either be empty or absolute (starting with a slash) or
* rootless (not starting with a slash). Implementations MUST support all
* three syntaxes.
*
* If the path is intended to be domain-relative rather than path relative then
* it must begin with a slash ("/"). Paths not starting with a slash ("/")
* are assumed to be relative to some base path known to the application or
* consumer.
*
* Users can provide both encoded and decoded path characters.
* Implementations ensure the correct encoding as outlined in getPath().
*
* @throws \InvalidArgumentException for invalid paths.
*/
public function withPath(string $path): this;
/**
* Return an instance with the specified query params.
*
* This method MUST retain the state of the current instance, and return
* an instance that contains the specified query.
*
* Users must provide only unencoded (raw) query characters in order to avoid double
* encoding.
* Implementations ensure the correct encoding as outlined in getQuery().
* All query params which value is set to an empty string MUST be omitted.
* The query params dict is assumed to be empty if there are no elements in
* it or all params have been omitted.
*
* An empty query params dict is equivalent to removing the query.
*
* @return static A new instance with the specified query.
* @throws \InvalidArgumentException for invalid query params.
*/
public function withQuery(dict<string, string> $query): this;
/**
* Return an instance with the specified query string.
*
* This method MUST retain the state of the current instance, and return
* an instance that contains the specified query.
*
* Users must provide only unencoded (raw) query characters in order to avoid double
* encoding.
* Implementations ensure the correct encoding as outlined in getQuery().
*
* An empty query string is equivalent to removing the query.
*
* @return static A new instance with the specified query.
* @throws \InvalidArgumentException for invalid query params.
*/
public function withRawQuery(string $query): this;
/**
* Return an instance with the specified URI fragment.
*
* This method MUST retain the state of the current instance, and return
* an instance that contains the specified URI fragment.
*
* Users can provide both encoded and decoded fragment characters.
* Implementations ensure the correct encoding as outlined in getFragment().
*
* A null value provided for the fragment is equivalent to removing the
* fragment.
*
* @param string $fragment The fragment to use with the new instance.
* @return static A new instance with the specified fragment.
*/
public function withFragment(string $fragment): this;
/**
* Return the string representation as a URI reference.
*
* Depending on which components of the URI are present, the resulting
* string is either a full URI or relative reference according to RFC 3986,
* Section 4.1. The method concatenates the various components of the URI,
* using the appropriate delimiters:
*
* - If a scheme is present, it MUST be suffixed by ":".
* - If an authority is present, it MUST be prefixed by "//".
* - The path can be concatenated without delimiters. But there are two
* cases where the an exception should be thrown:
* - If the path is rootless and an authority is present
* - If the path is starting with more than one "/" and no authority is
* present
* - If a query is present, it MUST be prefixed by "?".
* - If a fragment is present, it MUST be prefixed by "#".
*
* @see http://tools.ietf.org/html/rfc3986#section-4.1
*/
public function toString(): string;
}