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/*
* Copyright (c) 2022-2023, Linus Groh <linusg@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <AK/DeprecatedString.h>
#include <AK/HashMap.h>
#include <AK/Variant.h>
#include <AK/Vector.h>
#include <LibJS/Forward.h>
#include <LibJS/Heap/GCPtr.h>
#include <LibWeb/Bindings/PlatformObject.h>
#include <LibWeb/Fetch/Infrastructure/HTTP/Headers.h>
#include <LibWeb/WebIDL/ExceptionOr.h>
namespace Web::Fetch {
using HeadersInit = Variant<Vector<Vector<DeprecatedString>>, OrderedHashMap<DeprecatedString, DeprecatedString>>;
// https://fetch.spec.whatwg.org/#headers-class
class Headers final : public Bindings::PlatformObject {
WEB_PLATFORM_OBJECT(Headers, Bindings::PlatformObject);
public:
enum class Guard {
Immutable,
Request,
RequestNoCORS,
Response,
None,
};
static WebIDL::ExceptionOr<JS::NonnullGCPtr<Headers>> construct_impl(JS::Realm& realm, Optional<HeadersInit> const& init);
virtual ~Headers() override;
[[nodiscard]] JS::NonnullGCPtr<Infrastructure::HeaderList> header_list() const { return m_header_list; }
void set_header_list(JS::NonnullGCPtr<Infrastructure::HeaderList> header_list) { m_header_list = header_list; }
[[nodiscard]] Guard guard() const { return m_guard; }
void set_guard(Guard guard) { m_guard = guard; }
WebIDL::ExceptionOr<void> fill(HeadersInit const&);
// JS API functions
WebIDL::ExceptionOr<void> append(Infrastructure::Header);
WebIDL::ExceptionOr<void> append(DeprecatedString const& name, DeprecatedString const& value);
WebIDL::ExceptionOr<void> delete_(DeprecatedString const& name);
WebIDL::ExceptionOr<DeprecatedString> get(DeprecatedString const& name);
WebIDL::ExceptionOr<Vector<DeprecatedString>> get_set_cookie();
WebIDL::ExceptionOr<bool> has(DeprecatedString const& name);
WebIDL::ExceptionOr<void> set(DeprecatedString const& name, DeprecatedString const& value);
using ForEachCallback = Function<JS::ThrowCompletionOr<void>(DeprecatedString const&, DeprecatedString const&)>;
JS::ThrowCompletionOr<void> for_each(ForEachCallback);
private:
friend class HeadersIterator;
Headers(JS::Realm&, JS::NonnullGCPtr<Infrastructure::HeaderList>);
virtual JS::ThrowCompletionOr<void> initialize(JS::Realm&) override;
virtual void visit_edges(JS::Cell::Visitor&) override;
WebIDL::ExceptionOr<bool> validate(Infrastructure::Header const&) const;
void remove_privileged_no_cors_request_headers();
// https://fetch.spec.whatwg.org/#concept-headers-header-list
// A Headers object has an associated header list (a header list), which is initially empty.
JS::NonnullGCPtr<Infrastructure::HeaderList> m_header_list;
// https://fetch.spec.whatwg.org/#concept-headers-guard
// A Headers object also has an associated guard, which is a headers guard. A headers guard is "immutable", "request", "request-no-cors", "response" or "none".
Guard m_guard { Guard::None };
};
}
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