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https://github.com/RGBCube/serenity
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6d0e6e3811
The HTML Origin spec has two similar but slightly different concepts of origin equality: "same origin" and "same origin-domain". Let's be explicit with the naming here :^) Also add spec comments.
64 lines
1.8 KiB
C++
64 lines
1.8 KiB
C++
/*
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* Copyright (c) 2020, Andreas Kling <kling@serenityos.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/String.h>
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namespace Web {
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class Origin {
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public:
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Origin() { }
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Origin(const String& protocol, const String& host, u16 port)
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: m_protocol(protocol)
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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_protocol.is_null() && m_host.is_null() && m_port == 0; }
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const String& protocol() const { return m_protocol; }
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const String& host() const { return m_host; }
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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 protocol() == other.protocol()
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&& host() == other.host()
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&& port() == other.port();
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}
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bool operator==(Origin const& other) const { return is_same_origin(other); }
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bool operator!=(Origin const& other) const { return !is_same_origin(other); }
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private:
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String m_protocol;
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String m_host;
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u16 m_port { 0 };
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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<Web::Origin> : public GenericTraits<Web::Origin> {
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static unsigned hash(Web::Origin const& origin)
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{
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return pair_int_hash(origin.protocol().hash(), pair_int_hash(int_hash(origin.port()), origin.host().hash()));
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}
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};
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} // namespace AK
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