void KSystemTimeZonesPrivate::readConfig(bool init)
{
KConfig config(QLatin1String("ktimezonedrc"));
if (!init)
config.reparseConfiguration();
KConfigGroup group(&config, "TimeZones");
if (!group.exists())
{
kError(161) << "No time zone information obtained from ktimezoned";
m_ktimezonedError = true;
}
m_zoneinfoDir = group.readEntry("ZoneinfoDir");
m_zonetab = group.readEntry("Zonetab");
m_localZoneName = group.readEntry("LocalZone");
if (m_zoneinfoDir.length() > 1 && m_zoneinfoDir.endsWith(QLatin1Char('/')))
m_zoneinfoDir.truncate(m_zoneinfoDir.length() - 1); // strip trailing '/'
if (!init)
setLocalZone();
kDebug(161) << "readConfig(): local zone=" << m_localZoneName;
}
// Perform initialization, create the unique KSystemTimeZones instance,
// whose only function is to receive D-Bus signals from KTimeZoned,
// and create the unique KSystemTimeZonesPrivate instance.
KSystemTimeZonesPrivate *KSystemTimeZonesPrivate::instance()
{
if (!m_instance)
{
m_instance = new KSystemTimeZonesPrivate;
// A KSystemTimeZones instance is required only to catch D-Bus signals.
m_parent = new KSystemTimeZones;
// Ensure that the KDED time zones module has initialized. The call loads the module on demand.
if (!QDBusConnection::sessionBus().interface()->isServiceRegistered(QLatin1String("org.kde.kded")))
KToolInvocation::klauncher(); // this calls startKdeinit, and blocks until it returns
const QString dbusIface = QString::fromLatin1(KTIMEZONED_DBUS_IFACE);
QDBusInterface *ktimezoned = new QDBusInterface(QLatin1String("org.kde.kded"), QLatin1String("/modules/ktimezoned"), dbusIface);
QDBusReply<void> reply = ktimezoned->call(QLatin1String("initialize"), false);
m_ktimezonedError = !reply.isValid();
if (m_ktimezonedError)
kError(161) << "KSystemTimeZones: ktimezoned initialize() D-Bus call failed: " << reply.error().message() << endl;
kDebug(161)<<"instance(): ... initialised";
delete ktimezoned;
// Read the time zone config written by ktimezoned
readConfig(true);
// Go read the database.
#ifdef Q_OS_WIN
// On Windows, HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Time Zones
// is the place to look. The TZI binary value is the TIME_ZONE_INFORMATION structure.
m_instance->updateTimezoneInformation(false);
#else
// For Unix, read zone.tab.
if (!m_zonetab.isEmpty())
m_instance->readZoneTab(false);
#endif
setLocalZone();
if (!m_localZone.isValid())
m_localZone = KTimeZone::utc(); // ensure a time zone is always returned
qAddPostRoutine(KSystemTimeZonesPrivate::cleanup);
}
return m_instance;
}
// Perform initialization, create the unique KSystemTimeZones instance,
// whose only function is to receive D-Bus signals from KTimeZoned,
// and create the unique KSystemTimeZonesPrivate instance.
KSystemTimeZonesPrivate *KSystemTimeZonesPrivate::instance()
{
if (!m_instance)
{
m_instance = new KSystemTimeZonesPrivate;
#if !defined(TIMED_SUPPORT) && !defined(KCALCORE_FOR_MEEGO)
// A KSystemTimeZones instance is required only to catch D-Bus signals.
m_parent = new KSystemTimeZones;
// Ensure that the KDED time zones module has initialized. The call loads the module on demand.
QDBusInterface *ktimezoned = new QDBusInterface("org.kde.kded", "/modules/ktimezoned", KTIMEZONED_DBUS_IFACE);
QDBusReply<void> reply = ktimezoned->call("initialize", false);
if (!reply.isValid())
kError(161) << "KSystemTimeZones: ktimezoned initialize() D-Bus call failed: " << reply.error().message() << endl;
kDebug(161)<<"instance(): ... initialised";
delete ktimezoned;
#endif
// Read the time zone config written by ktimezoned
readConfig(true);
// Go read the database.
#ifdef Q_OS_WIN
// On Windows, HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Time Zones
// is the place to look. The TZI binary value is the TIME_ZONE_INFORMATION structure.
#else
// For Unix, read zone.tab.
if (!m_zonetab.isEmpty())
m_instance->readZoneTab(false);
#endif
setLocalZone();
if (!m_localZone.isValid()) {
kDebug() << "m_localZone invalid";
m_localZone = KTimeZone::utc(); // ensure a time zone is always returned
}
qAddPostRoutine(KSystemTimeZonesPrivate::cleanup);
}
return m_instance;
}
void KSystemTimeZonesPrivate::readConfig(bool init)
{
#ifdef TIMED_SUPPORT
m_zoneinfoDir = QLatin1String("/usr/share/zoneinfo");
m_zonetab = QLatin1String("/usr/share/zoneinfo/zone.tab");
Maemo::Timed::Interface timed;
QDBusReply<Maemo::Timed::WallClock::Info> reply = timed.get_wall_clock_info_sync();
if (reply.isValid()) {
Maemo::Timed::WallClock::Info info = reply.value();
QString localzone = info.etcLocaltime();
kDebug() << "localzone" << localzone;
// TODO now we have to parse local timezone from symlink, Ilya will
// possibly change this to support previous solution, commented below
m_localZoneName = localzone.mid(m_zoneinfoDir.size() + 1);
//QFile f("/etc/timezone");
//if (f.open(QIODevice::ReadOnly)) {
//QTextStream str(&f);
//m_localZoneName = str.readLine();
//f.close();
//}
} else {
#if !defined(QT_NO_DEBUG_OUTPUT)
kError() << "cannot get wall_clock_info (localzone) -" << timed.lastError();
// assumption: running timed is not officially supported in scratcbox,
// getting localzone from /etc/timezone
kDebug() << "get localzone from /etc/timezone";
#endif
QFile f("/etc/timezone");
if (f.open(QIODevice::ReadOnly)) {
QTextStream str(&f);
m_localZoneName = str.readLine();
f.close();
}
}
#elif defined(KCALCORE_FOR_MEEGO)
m_zoneinfoDir = QLatin1String("/usr/share/zoneinfo");
m_zonetab = QLatin1String("/usr/share/zoneinfo/zone.tab");
QFileInfo info("/etc/localtime");
if (info.isSymLink()) {
m_localZoneName = info.symLinkTarget().mid(m_zoneinfoDir.size() + 1);
kDebug() << "localzone from /etc/localtime: " << m_localZoneName;
} else {
#if !defined(QT_NO_DEBUG_OUTPUT)
kError() << "cannot get localzone from /etc/localtime";
kDebug() << "get localzone from /etc/timezone";
#endif
QFile f("/etc/timezone");
if (f.open(QIODevice::ReadOnly)) {
QTextStream str(&f);
m_localZoneName = str.readLine();
f.close();
}
}
#else
KConfig config(QLatin1String("ktimezonedrc"));
if (!init)
config.reparseConfiguration();
KConfigGroup group(&config, "TimeZones");
m_zoneinfoDir = group.readEntry("ZoneinfoDir");
m_zonetab = group.readEntry("Zonetab");
m_localZoneName = group.readEntry("LocalZone");
#endif
if (!init)
setLocalZone();
kDebug(161) << "readConfig(): local zone=" << m_localZoneName;
}
