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matrix-link.cpp
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/*
* This file is part of kazv.
* SPDX-FileCopyrightText: 2024 tusooa <tusooa@kazv.moe>
* SPDX-License-Identifier: AGPL-3.0-or-later
*/
#include <kazv-defs.hpp>
#include <QUrl>
#include <QUrlQuery>
#include <QDebug>
#include <QString>
#include "matrix-link.hpp"
using namespace Qt::Literals::StringLiterals;
std::pair<MatrixLink::Type, QString> parseMatrixToComp(QString comp)
{
comp = QUrl(u"foo:#"_s + comp).fragment(QUrl::FullyDecoded);
if (comp.startsWith(u'@')) {
return {MatrixLink::User, comp};
} else if (comp.startsWith(u'#')) {
return {MatrixLink::RoomAlias, comp};
} else if (comp.startsWith(u'!')) {
return {MatrixLink::RoomId, comp};
} else if (comp.startsWith(u'$')) {
return {MatrixLink::Event, comp};
} else {
return {MatrixLink::None, comp};
}
}
QStringList parseMatrixToQuery(QString query)
{
auto q = QUrlQuery(query);
return q.allQueryItemValues(u"via"_s);
}
MatrixLink::MatrixLink(const QUrl &url)
{
// matrix.to link
if (url.scheme() == u"https"_s
&& url.host() == u"matrix.to"_s) {
auto frag = url.fragment();
auto parts = frag.split(u'?');
QString ids = parts[0];
QString query = parts.size() > 1 ? parts[1] : u""_s;
auto comps = ids.split(u'/');
if (comps.empty() || !comps[0].isEmpty()) {
return;
}
comps.pop_front();
for (auto comp : comps) {
m_identifiers.push_back(parseMatrixToComp(comp));
}
m_routingServers = parseMatrixToQuery(query);
}
}
bool MatrixLink::isValid() const
{
return !m_identifiers.empty()
&& m_identifiers[0].first != None
&& m_identifiers[0].first != Event
&& (m_identifiers.size() == 1 || (
m_identifiers[1].first == Event
&& (m_identifiers[0].first == RoomId
|| m_identifiers[0].first == RoomAlias)));
}
bool MatrixLink::isUser() const
{
return isValid() && m_identifiers[0].first == User;
}
bool MatrixLink::isRoom() const
{
return isValid() && (
m_identifiers[0].first == RoomId
|| m_identifiers[0].first == RoomAlias);
}
bool MatrixLink::isEvent() const
{
return isValid() && m_identifiers.size() == 2;
}
QStringList MatrixLink::identifiers() const
{
QStringList ret;
for (auto [_, id] : m_identifiers) {
ret.push_back(id);
}
return ret;
}
QStringList MatrixLink::routingServers() const
{
return m_routingServers;
}

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