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https://github.com/LadybirdBrowser/ladybird.git
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afe2563e2b
This is needed to eventually share a header list between a Request or Response object's internal infra request/response and the object's exposed Header object.
255 lines
12 KiB
C++
255 lines
12 KiB
C++
/*
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* Copyright (c) 2022, Linus Groh <linusg@serenityos.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#pragma once
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#include <AK/ByteBuffer.h>
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#include <AK/Error.h>
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#include <AK/Forward.h>
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#include <AK/Optional.h>
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#include <AK/URL.h>
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#include <AK/Vector.h>
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#include <LibWeb/Fetch/Infrastructure/HTTP/Bodies.h>
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#include <LibWeb/Fetch/Infrastructure/HTTP/Headers.h>
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#include <LibWeb/Fetch/Infrastructure/HTTP/Statuses.h>
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namespace Web::Fetch::Infrastructure {
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// https://fetch.spec.whatwg.org/#concept-response
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class Response {
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public:
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enum class CacheState {
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Local,
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Validated,
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};
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enum class Type {
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Basic,
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CORS,
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Default,
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Error,
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Opaque,
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OpaqueRedirect,
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};
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// https://fetch.spec.whatwg.org/#response-body-info
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struct BodyInfo {
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// https://fetch.spec.whatwg.org/#fetch-timing-info-encoded-body-size
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u64 encoded_size { 0 };
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// https://fetch.spec.whatwg.org/#fetch-timing-info-decoded-body-size
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u64 decoded_size { 0 };
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};
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[[nodiscard]] static NonnullOwnPtr<Response> aborted_network_error();
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[[nodiscard]] static NonnullOwnPtr<Response> network_error();
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Response();
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virtual ~Response() = default;
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[[nodiscard]] virtual Type type() const { return m_type; }
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void set_type(Type type) { m_type = type; }
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[[nodiscard]] virtual bool aborted() const { return m_aborted; }
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void set_aborted(bool aborted) { m_aborted = aborted; }
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[[nodiscard]] virtual Vector<AK::URL> const& url_list() const { return m_url_list; }
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[[nodiscard]] Vector<AK::URL>& url_list() { return m_url_list; }
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void set_url_list(Vector<AK::URL> url_list) { m_url_list = move(url_list); }
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[[nodiscard]] virtual Status status() const { return m_status; }
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void set_status(Status status) { m_status = status; }
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[[nodiscard]] virtual ReadonlyBytes status_message() const { return m_status_message; }
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void set_status_message(ByteBuffer status_message) { m_status_message = move(status_message); }
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[[nodiscard]] virtual NonnullRefPtr<HeaderList> const& header_list() const { return m_header_list; }
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[[nodiscard]] NonnullRefPtr<HeaderList>& header_list() { return m_header_list; }
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void set_header_list(NonnullRefPtr<HeaderList> header_list) { m_header_list = move(header_list); }
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[[nodiscard]] virtual Optional<Body> const& body() const { return m_body; }
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[[nodiscard]] Optional<Body>& body() { return m_body; }
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void set_body(Optional<Body> body) { m_body = move(body); }
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[[nodiscard]] virtual Optional<CacheState> const& cache_state() const { return m_cache_state; }
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void set_cache_state(Optional<CacheState> cache_state) { m_cache_state = move(cache_state); }
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[[nodiscard]] virtual Vector<ByteBuffer> const& cors_exposed_header_name_list() const { return m_cors_exposed_header_name_list; }
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[[nodiscard]] Vector<ByteBuffer>& cors_exposed_header_name_list() { return m_cors_exposed_header_name_list; }
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void set_cors_exposed_header_name_list(Vector<ByteBuffer> cors_exposed_header_name_list) { m_cors_exposed_header_name_list = move(cors_exposed_header_name_list); }
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[[nodiscard]] virtual bool range_requested() const { return m_range_requested; }
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void set_range_requested(bool range_requested) { m_range_requested = range_requested; }
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[[nodiscard]] virtual bool request_includes_credentials() const { return m_request_includes_credentials; }
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void set_request_includes_credentials(bool request_includes_credentials) { m_request_includes_credentials = request_includes_credentials; }
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[[nodiscard]] virtual bool timing_allow_passed() const { return m_timing_allow_passed; }
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void set_timing_allow_passed(bool timing_allow_passed) { m_timing_allow_passed = timing_allow_passed; }
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[[nodiscard]] virtual BodyInfo const& body_info() const { return m_body_info; }
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[[nodiscard]] BodyInfo& body_info() { return m_body_info; }
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void set_body_info(BodyInfo body_info) { m_body_info = body_info; }
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[[nodiscard]] bool is_aborted_network_error() const;
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[[nodiscard]] bool is_network_error() const;
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[[nodiscard]] Optional<AK::URL const&> url() const;
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[[nodiscard]] ErrorOr<Optional<AK::URL>> location_url(Optional<String> const& request_fragment) const;
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[[nodiscard]] WebIDL::ExceptionOr<NonnullOwnPtr<Response>> clone() const;
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private:
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// https://fetch.spec.whatwg.org/#concept-response-type
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// A response has an associated type which is "basic", "cors", "default", "error", "opaque", or "opaqueredirect". Unless stated otherwise, it is "default".
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Type m_type { Type::Default };
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// https://fetch.spec.whatwg.org/#concept-response-aborted
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// A response can have an associated aborted flag, which is initially unset.
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bool m_aborted { false };
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// A response has an associated URL list (a list of zero or more URLs). Unless stated otherwise, it is the empty list.
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Vector<AK::URL> m_url_list;
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// https://fetch.spec.whatwg.org/#concept-response-status
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// A response has an associated status, which is a status. Unless stated otherwise it is 200.
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Status m_status { 200 };
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// https://fetch.spec.whatwg.org/#concept-response-status-message
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// A response has an associated status message. Unless stated otherwise it is the empty byte sequence.
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ByteBuffer m_status_message;
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// https://fetch.spec.whatwg.org/#concept-response-header-list
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// A response has an associated header list (a header list). Unless stated otherwise it is empty.
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NonnullRefPtr<HeaderList> m_header_list;
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// https://fetch.spec.whatwg.org/#concept-response-body
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// A response has an associated body (null or a body). Unless stated otherwise it is null.
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Optional<Body> m_body;
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// https://fetch.spec.whatwg.org/#concept-response-cache-state
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// A response has an associated cache state (the empty string, "local", or "validated"). Unless stated otherwise, it is the empty string.
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Optional<CacheState> m_cache_state;
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// https://fetch.spec.whatwg.org/#concept-response-cors-exposed-header-name-list
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// A response has an associated CORS-exposed header-name list (a list of zero or more header names). The list is empty unless otherwise specified.
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Vector<ByteBuffer> m_cors_exposed_header_name_list;
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// https://fetch.spec.whatwg.org/#concept-response-range-requested-flag
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// A response has an associated range-requested flag, which is initially unset.
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bool m_range_requested { false };
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// https://fetch.spec.whatwg.org/#response-request-includes-credentials
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// A response has an associated request-includes-credentials (a boolean), which is initially true.
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bool m_request_includes_credentials { true };
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// https://fetch.spec.whatwg.org/#concept-response-timing-allow-passed
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// A response has an associated timing allow passed flag, which is initially unset.
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bool m_timing_allow_passed { false };
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// https://fetch.spec.whatwg.org/#concept-response-body-info
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// A response has an associated body info (a response body info). Unless stated otherwise, it is a new response body info.
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BodyInfo m_body_info;
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// https://fetch.spec.whatwg.org/#response-service-worker-timing-info
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// FIXME: A response has an associated service worker timing info (null or a service worker timing info), which is initially null.
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};
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// https://fetch.spec.whatwg.org/#concept-filtered-response
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class FilteredResponse : public Response {
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public:
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explicit FilteredResponse(Response&);
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virtual ~FilteredResponse() = 0;
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[[nodiscard]] virtual Type type() const override { return m_internal_response.type(); }
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[[nodiscard]] virtual bool aborted() const override { return m_internal_response.aborted(); }
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[[nodiscard]] virtual Vector<AK::URL> const& url_list() const override { return m_internal_response.url_list(); }
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[[nodiscard]] virtual Status status() const override { return m_internal_response.status(); }
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[[nodiscard]] virtual ReadonlyBytes status_message() const override { return m_internal_response.status_message(); }
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[[nodiscard]] virtual NonnullRefPtr<HeaderList> const& header_list() const override { return m_internal_response.header_list(); }
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[[nodiscard]] virtual Optional<Body> const& body() const override { return m_internal_response.body(); }
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[[nodiscard]] virtual Optional<CacheState> const& cache_state() const override { return m_internal_response.cache_state(); }
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[[nodiscard]] virtual Vector<ByteBuffer> const& cors_exposed_header_name_list() const override { return m_internal_response.cors_exposed_header_name_list(); }
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[[nodiscard]] virtual bool range_requested() const override { return m_internal_response.range_requested(); }
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[[nodiscard]] virtual bool request_includes_credentials() const override { return m_internal_response.request_includes_credentials(); }
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[[nodiscard]] virtual bool timing_allow_passed() const override { return m_internal_response.timing_allow_passed(); }
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[[nodiscard]] virtual BodyInfo const& body_info() const override { return m_internal_response.body_info(); }
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[[nodiscard]] Response const& internal_response() const { return m_internal_response; }
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[[nodiscard]] Response& internal_response() { return m_internal_response; }
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protected:
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// https://fetch.spec.whatwg.org/#concept-internal-response
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Response& m_internal_response;
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};
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// https://fetch.spec.whatwg.org/#concept-filtered-response-basic
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class BasicFilteredResponse final : public FilteredResponse {
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public:
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static ErrorOr<NonnullOwnPtr<BasicFilteredResponse>> create(Response&);
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[[nodiscard]] virtual Type type() const override { return Type::Basic; }
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[[nodiscard]] virtual NonnullRefPtr<HeaderList> const& header_list() const override { return m_header_list; }
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private:
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BasicFilteredResponse(Response&, NonnullRefPtr<HeaderList>);
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NonnullRefPtr<HeaderList> m_header_list;
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};
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// https://fetch.spec.whatwg.org/#concept-filtered-response-cors
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class CORSFilteredResponse final : public FilteredResponse {
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public:
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static ErrorOr<NonnullOwnPtr<CORSFilteredResponse>> create(Response&);
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[[nodiscard]] virtual Type type() const override { return Type::CORS; }
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[[nodiscard]] virtual NonnullRefPtr<HeaderList> const& header_list() const override { return m_header_list; }
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private:
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CORSFilteredResponse(Response&, NonnullRefPtr<HeaderList>);
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NonnullRefPtr<HeaderList> m_header_list;
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};
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// https://fetch.spec.whatwg.org/#concept-filtered-response-opaque
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class OpaqueFilteredResponse final : public FilteredResponse {
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public:
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static NonnullOwnPtr<OpaqueFilteredResponse> create(Response&);
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[[nodiscard]] virtual Type type() const override { return Type::Opaque; }
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[[nodiscard]] virtual Vector<AK::URL> const& url_list() const override { return m_url_list; }
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[[nodiscard]] virtual Status status() const override { return 0; }
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[[nodiscard]] virtual ReadonlyBytes status_message() const override { return {}; }
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[[nodiscard]] virtual NonnullRefPtr<HeaderList> const& header_list() const override { return m_header_list; }
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[[nodiscard]] virtual Optional<Body> const& body() const override { return m_body; }
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private:
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explicit OpaqueFilteredResponse(Response&);
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Vector<AK::URL> m_url_list;
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NonnullRefPtr<HeaderList> m_header_list;
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Optional<Body> m_body;
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};
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// https://fetch.spec.whatwg.org/#concept-filtered-response-opaque-redirect
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class OpaqueRedirectFilteredResponse final : public FilteredResponse {
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public:
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static NonnullOwnPtr<OpaqueRedirectFilteredResponse> create(Response&);
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[[nodiscard]] virtual Type type() const override { return Type::OpaqueRedirect; }
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[[nodiscard]] virtual Status status() const override { return 0; }
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[[nodiscard]] virtual ReadonlyBytes status_message() const override { return {}; }
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[[nodiscard]] virtual NonnullRefPtr<HeaderList> const& header_list() const override { return m_header_list; }
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[[nodiscard]] virtual Optional<Body> const& body() const override { return m_body; }
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private:
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explicit OpaqueRedirectFilteredResponse(Response&);
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NonnullRefPtr<HeaderList> m_header_list;
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Optional<Body> m_body;
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};
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}
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