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/*
SPDX-License-Identifier: GPL-2.0-only OR GPL-3.0-only OR LicenseRef-KDE-Accepted-GPL
SPDX-FileCopyrightText: 2025 David Redondo <kde@david-redondo.de>
*/
#include "permissionstore.h"
#include <permissionstoreinterface.h>
#include <QDBusPendingCallWatcher>
using namespace Qt::StringLiterals;
PermissionStore::PermissionStore(Key)
: m_permissionStoreInterface(std::make_unique<OrgFreedesktopImplPortalPermissionStoreInterface>("org.freedesktop.impl.portal.PermissionStore"_L1,
"/org/freedesktop/impl/portal/PermissionStore"_L1,
QDBusConnection::sessionBus()))
{
qDBusRegisterMetaType<QMap<QString, QStringList>>();
connect(m_permissionStoreInterface.get(), &OrgFreedesktopImplPortalPermissionStoreInterface::Changed, this, &PermissionStore::permissionsChanged);
}
PermissionStore::~PermissionStore() = default;
void PermissionStore::loadTable(const QString &table)
{
if (m_tables.contains(table)) {
return;
}
QDBusPendingReply<QStringList> listResourcesCall = m_permissionStoreInterface->List(table);
connect(new QDBusPendingCallWatcher(listResourcesCall), &QDBusPendingCallWatcher::finished, this, [table, this](QDBusPendingCallWatcher *watcher) {
watcher->deleteLater();
if (watcher->isError()) {
qWarning() << watcher->error();
return;
}
const QStringList resources = decltype(listResourcesCall)(*watcher).value();
for (const auto &resource : resources) {
QDBusPendingReply<QMap<QString, QStringList>, QDBusVariant> lookupCall = m_permissionStoreInterface->Lookup(table, resource);
connect(new QDBusPendingCallWatcher(lookupCall),
&QDBusPendingCallWatcher::finished,
this,
[table, resource, this](QDBusPendingCallWatcher *watcher) {
watcher->deleteLater();
if (watcher->isError()) {
qWarning() << watcher->error();
return;
}
const auto reply = decltype(lookupCall)(*watcher);
const auto permissions = reply.argumentAt<0>();
m_tables[table].insert(resource,
Entry{.data = reply.argumentAt<1>().variant(), .permissions = {permissions.cbegin(), permissions.cend()}});
Q_EMIT dataChanged(table, resource, reply.argumentAt<1>().variant());
Q_EMIT permissionChanged(table, resource);
});
}
});
}
void PermissionStore::permissionsChanged(const QString &table,
const QString &id,
bool deleted,
const QDBusVariant &data,
const QMap<QString, QStringList> &permissions)
{
if (!m_tables.contains(table)) {
qDebug() << "Got permission change on unknown table" << table << ". Trying to load it.";
loadTable(table);
return;
}
if (deleted) {
m_tables[table].remove(id);
Q_EMIT resourceDeleted(table, id);
return;
}
auto &oldEntry = m_tables[table][id];
auto entry = Entry{data.variant(), {permissions.begin(), permissions.end()}};
std::swap(oldEntry, entry);
if (oldEntry.data != entry.data) {
Q_EMIT dataChanged(table, id, entry.data);
}
if (oldEntry.permissions != entry.permissions) {
Q_EMIT permissionChanged(table, id);
}
}
QStringList PermissionStore::lookupPermission(const QString &table, const QString &resource, const QString &appId) const
{
const auto _table = m_tables.find(table);
if (_table == m_tables.end()) {
return {};
}
const auto _resource = _table->find(resource);
if (_resource == _table->end()) {
return {};
}
return _resource->permissions.value(appId);
}
void PermissionStore::setPermission(const QString &table, const QString &resource, const QString &appId, const QStringList &permission) const
{
auto pendingCall = m_permissionStoreInterface->SetPermission(table, true, resource, appId, permission);
connect(new QDBusPendingCallWatcher(pendingCall), &QDBusPendingCallWatcher::finished, this, [](QDBusPendingCallWatcher *watcher) {
watcher->deleteLater();
if (watcher->isError()) {
qWarning() << watcher->error();
}
});
}
QList<std::pair<QString, QVariant>> PermissionStore::allDataForApp(const QString &table, const QString &appId) const
{
QList<std::pair<QString, QVariant>> result;
const auto _table = m_tables.find(table);
if (_table == m_tables.end()) {
return result;
}
for (const auto &[id, entry] : _table->asKeyValueRange()) {
if (entry.permissions.contains(appId)) {
result.emplace_back(id, entry.data);
}
}
return result;
}
void PermissionStore::deleteResource(const QString &table, const QString &resource) const
{
auto pendingCall = m_permissionStoreInterface->Delete(table, resource);
connect(new QDBusPendingCallWatcher(pendingCall), &QDBusPendingCallWatcher::finished, this, [](QDBusPendingCallWatcher *watcher) {
watcher->deleteLater();
if (watcher->isError()) {
qWarning() << watcher->error();
}
});
}
#include "moc_permissionstore.cpp"
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