void ChannelData::setAdminRights(const MTPChannelAdminRights &rights) {
if (rights.c_channelAdminRights().vflags.v == adminRights()) {
return;
}
_adminRights.set(rights.c_channelAdminRights().vflags.v);
if (isMegagroup()) {
if (hasAdminRights()) {
if (!amCreator()) {
auto me = MegagroupInfo::Admin { rights };
me.canEdit = false;
mgInfo->lastAdmins.emplace(App::self(), me);
}
mgInfo->lastRestricted.remove(App::self());
} else {
mgInfo->lastAdmins.remove(App::self());
}
auto amAdmin = hasAdminRights() || amCreator();
Data::ChannelAdminChanges(this).feed(Auth().userId(), amAdmin);
}
Notify::peerUpdatedDelayed(this, UpdateFlag::ChannelRightsChanged | UpdateFlag::AdminsChanged | UpdateFlag::BannedUsersChanged);
}
bool AdminAuthorization::execute(const QString &program, const QStringList &arguments)
{
// AdminAuthorization::execute uses UAC to ask for admin privileges. If the user is no
// administrator yet and the computer's policies are set to not use UAC (which is the case
// in some corporate networks), the call to execute() will simply succeed and not at all
// launch the child process. To avoid this, we detect this situation here and return early.
if (!hasAdminRights())
{
QLatin1String key("HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\"
"Policies\\System");
QSettings registry(key, QSettings::NativeFormat);
const QVariant enableLUA = registry.value(QLatin1String("EnableLUA"));
if ((enableLUA.type() == QVariant::Int) && (enableLUA.toInt() == 0))
{
return false;
}
}
const QString file = QDir::toNativeSeparators(program);
const QString args = qt_create_commandline(QString(), arguments);
SHELLEXECUTEINFOW shellExecuteInfo = { 0 };
shellExecuteInfo.nShow = SW_HIDE;
shellExecuteInfo.lpVerb = L"runas";
shellExecuteInfo.lpFile = (wchar_t *)file.utf16();
shellExecuteInfo.cbSize = sizeof(SHELLEXECUTEINFOW);
shellExecuteInfo.lpParameters = (wchar_t *)args.utf16();
shellExecuteInfo.fMask = SEE_MASK_NOASYNC;
qDebug() << QString::fromLatin1("Starting elevated process %1 with arguments: %2.").arg(file, args);
if (ShellExecuteExW(&shellExecuteInfo))
{
qDebug() << "Finished starting elevated process.";
return true;
}
else
{
qWarning() << QString::fromLatin1("Error while starting elevated process: %1, "
"Error: %2").arg(program, windowsErrorString(GetLastError()));
}
return false;
}
bool ChannelData::canViewBanned() const {
return (hasAdminRights() || amCreator());
}
bool ChannelData::canViewAdmins() const {
return (isMegagroup() || hasAdminRights() || amCreator());
}
