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LibWeb: Add definitions from '2.2.1. Methods' in the Fetch spec
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4 changed files with 69 additions and 1 deletions
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@ -517,6 +517,7 @@ if (BUILD_LAGOM)
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file(GLOB LIBWEB_SOURCES CONFIGURE_DEPENDS "../../Userland/Libraries/LibWeb/*.cpp")
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file(GLOB LIBWEB_SOURCES CONFIGURE_DEPENDS "../../Userland/Libraries/LibWeb/*.cpp")
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file(GLOB LIBWEB_SUBDIR_SOURCES CONFIGURE_DEPENDS "../../Userland/Libraries/LibWeb/*/*.cpp")
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file(GLOB LIBWEB_SUBDIR_SOURCES CONFIGURE_DEPENDS "../../Userland/Libraries/LibWeb/*/*.cpp")
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file(GLOB LIBWEB_SUBSUBDIR_SOURCES CONFIGURE_DEPENDS "../../Userland/Libraries/LibWeb/*/*/*.cpp")
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file(GLOB LIBWEB_SUBSUBDIR_SOURCES CONFIGURE_DEPENDS "../../Userland/Libraries/LibWeb/*/*/*.cpp")
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file(GLOB LIBWEB_SUBSUBSUBDIR_SOURCES CONFIGURE_DEPENDS "../../Userland/Libraries/LibWeb/*/*/*/*.cpp")
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list(REMOVE_ITEM LIBWEB_SUBSUBDIR_SOURCES "${CMAKE_CURRENT_SOURCE_DIR}/../../Userland/Libraries/LibWeb/CSS/SyntaxHighlighter/SyntaxHighlighter.cpp")
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list(REMOVE_ITEM LIBWEB_SUBSUBDIR_SOURCES "${CMAKE_CURRENT_SOURCE_DIR}/../../Userland/Libraries/LibWeb/CSS/SyntaxHighlighter/SyntaxHighlighter.cpp")
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list(REMOVE_ITEM LIBWEB_SUBSUBDIR_SOURCES "${CMAKE_CURRENT_SOURCE_DIR}/../../Userland/Libraries/LibWeb/HTML/SyntaxHighlighter/SyntaxHighlighter.cpp")
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list(REMOVE_ITEM LIBWEB_SUBSUBDIR_SOURCES "${CMAKE_CURRENT_SOURCE_DIR}/../../Userland/Libraries/LibWeb/HTML/SyntaxHighlighter/SyntaxHighlighter.cpp")
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@ -533,7 +534,7 @@ if (BUILD_LAGOM)
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)
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)
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lagom_lib(Web web
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lagom_lib(Web web
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SOURCES ${LIBWEB_SOURCES} ${LIBWEB_SUBDIR_SOURCES} ${LIBWEB_SUBSUBDIR_SOURCES} ${LIBWEB_GENERATED_SOURCES}
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SOURCES ${LIBWEB_SOURCES} ${LIBWEB_SUBDIR_SOURCES} ${LIBWEB_SUBSUBDIR_SOURCES} ${LIBWEB_SUBSUBSUBDIR_SOURCES} ${LIBWEB_GENERATED_SOURCES}
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LIBS LibMarkdown LibGemini LibGfx LibGL LibJS LibTextCodec LibWasm LibXML
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LIBS LibMarkdown LibGemini LibGfx LibGL LibJS LibTextCodec LibWasm LibXML
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)
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)
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generate_js_wrappers(LibWeb)
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generate_js_wrappers(LibWeb)
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@ -119,6 +119,7 @@ set(SOURCES
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Encoding/TextEncoder.cpp
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Encoding/TextEncoder.cpp
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Fetch/Infrastructure/HTTP.cpp
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Fetch/Infrastructure/HTTP.cpp
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Fetch/Infrastructure/URL.cpp
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Fetch/Infrastructure/URL.cpp
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Fetch/Infrastructure/HTTP/Methods.cpp
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FontCache.cpp
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FontCache.cpp
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Geometry/DOMRectList.cpp
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Geometry/DOMRectList.cpp
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HTML/AttributeNames.cpp
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HTML/AttributeNames.cpp
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@ -0,0 +1,48 @@
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/*
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* Copyright (c) 2022, Linus Groh <linusg@serenityos.org>
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* Copyright (c) 2022, Kenneth Myhra <kennethmyhra@serenityos.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include <AK/ByteBuffer.h>
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#include <AK/StringView.h>
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#include <LibRegex/Regex.h>
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#include <LibWeb/Fetch/Infrastructure/HTTP/Methods.h>
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#include <LibWeb/Infra/ByteSequences.h>
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namespace Web::Fetch {
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// https://fetch.spec.whatwg.org/#concept-method
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bool is_method(ReadonlyBytes method)
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{
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// A method is a byte sequence that matches the method token production.
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Regex<ECMA262Parser> regex { R"~~~(^[A-Za-z0-9!#$%&'*+\-.^_`|~]+$)~~~" };
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return regex.has_match(StringView { method });
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}
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// https://fetch.spec.whatwg.org/#cors-safelisted-method
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bool is_cors_safelisted_method(ReadonlyBytes method)
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{
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// A CORS-safelisted method is a method that is `GET`, `HEAD`, or `POST`.
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return StringView { method }.is_one_of("GET"sv, "HEAD"sv, "POST"sv);
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}
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// https://fetch.spec.whatwg.org/#forbidden-method
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bool is_forbidden_method(ReadonlyBytes method)
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{
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// A forbidden method is a method that is a byte-case-insensitive match for `CONNECT`, `TRACE`, or `TRACK`.
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return StringView { method }.is_one_of_ignoring_case("CONNECT"sv, "TRACE"sv, "TRACK"sv);
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}
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// https://fetch.spec.whatwg.org/#concept-method-normalize
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ErrorOr<ByteBuffer> normalize_method(ReadonlyBytes method)
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{
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// To normalize a method, if it is a byte-case-insensitive match for `DELETE`, `GET`, `HEAD`, `OPTIONS`, `POST`, or `PUT`, byte-uppercase it.
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auto bytes = TRY(ByteBuffer::copy(method));
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if (StringView { method }.is_one_of_ignoring_case("DELETE"sv, "GET"sv, "HEAD"sv, "OPTIONS"sv, "POST"sv, "PUT"sv))
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Infra::byte_uppercase(bytes);
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return bytes;
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}
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}
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@ -0,0 +1,18 @@
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/*
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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/Forward.h>
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namespace Web::Fetch {
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[[nodiscard]] bool is_method(ReadonlyBytes);
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[[nodiscard]] bool is_cors_safelisted_method(ReadonlyBytes);
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[[nodiscard]] bool is_forbidden_method(ReadonlyBytes);
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[[nodiscard]] ErrorOr<ByteBuffer> normalize_method(ReadonlyBytes);
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}
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