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106 lines
3.2 KiB
C++
106 lines
3.2 KiB
C++
/*
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* Copyright (c) 2020, Andreas Kling <andreas@ladybird.org>
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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/ByteString.h>
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#include <LibURL/Host.h>
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namespace URL {
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class Origin {
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public:
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Origin() = default;
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Origin(Optional<ByteString> const& scheme, Host const& host, Optional<u16> port)
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: m_scheme(scheme)
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, m_host(host)
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, m_port(port)
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{
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}
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// https://html.spec.whatwg.org/multipage/origin.html#concept-origin-opaque
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bool is_opaque() const { return !m_scheme.has_value() && m_host.has<Empty>() && !m_port.has_value(); }
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StringView scheme() const
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{
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return m_scheme.map([](auto& str) { return str.view(); }).value_or(StringView {});
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}
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Host const& host() const { return m_host; }
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Optional<u16> port() const { return m_port; }
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// https://html.spec.whatwg.org/multipage/origin.html#same-origin
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bool is_same_origin(Origin const& other) const
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{
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// 1. If A and B are the same opaque origin, then return true.
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if (is_opaque() && other.is_opaque())
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return true;
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// 2. If A and B are both tuple origins and their schemes, hosts, and port are identical, then return true.
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// 3. Return false.
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return scheme() == other.scheme()
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&& host() == other.host()
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&& port() == other.port();
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}
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// https://html.spec.whatwg.org/multipage/origin.html#same-origin-domain
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bool is_same_origin_domain(Origin const& other) const
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{
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// 1. If A and B are the same opaque origin, then return true.
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if (is_opaque() && other.is_opaque())
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return true;
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// 2. If A and B are both tuple origins, run these substeps:
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if (!is_opaque() && !other.is_opaque()) {
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// 1. If A and B's schemes are identical, and their domains are identical and non-null, then return true.
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// FIXME: Check domains once supported.
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if (scheme() == other.scheme())
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return true;
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// 2. Otherwise, if A and B are same origin and their domains are identical and null, then return true.
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// FIXME: Check domains once supported.
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if (is_same_origin(other))
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return true;
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}
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// 3. Return false.
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return false;
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}
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// https://html.spec.whatwg.org/multipage/origin.html#ascii-serialisation-of-an-origin
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ByteString serialize() const;
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// https://html.spec.whatwg.org/multipage/origin.html#concept-origin-effective-domain
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Optional<Host> effective_domain() const
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{
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// 1. If origin is an opaque origin, then return null.
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if (is_opaque())
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return {};
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// FIXME: 2. If origin's domain is non-null, then return origin's domain.
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// 3. Return origin's host.
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return m_host;
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}
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bool operator==(Origin const& other) const { return is_same_origin(other); }
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private:
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Optional<ByteString> m_scheme;
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Host m_host;
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Optional<u16> m_port;
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};
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}
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namespace AK {
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template<>
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struct Traits<URL::Origin> : public DefaultTraits<URL::Origin> {
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static unsigned hash(URL::Origin const& origin);
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};
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} // namespace AK
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