void KBuildSycocaProgressDialog::rebuildKSycoca(QWidget *parent)
{
KBuildSycocaProgressDialog dlg(parent,
i18n("Updating System Configuration"),
i18n("Updating system configuration."));
QDBusInterface kbuildsycoca("org.kde.kded", "/kbuildsycoca",
"org.kde.kbuildsycoca");
if (kbuildsycoca.isValid()) {
kbuildsycoca.callWithCallback("recreate", QVariantList(), &dlg, SLOT(_k_slotFinished()));
} else {
// kded not running, e.g. when using keditfiletype out of a KDE session
QObject::connect(KSycoca::self(), SIGNAL(databaseChanged(QStringList)), &dlg, SLOT(_k_slotFinished()));
KProcess* proc = new KProcess(&dlg);
(*proc) << KStandardDirs::findExe(KBUILDSYCOCA_EXENAME);
proc->start();
}
dlg.exec();
}
int main( int argc, char **argv )
{
KAboutData aboutData( "nspluginscan", "nsplugin", ki18n("nspluginscan"),
"0.3", ki18n("nspluginscan"), KAboutData::License_GPL,
ki18n("(c) 2000,2001 by Stefan Schimanski") );
KCmdLineArgs::init( argc, argv, &aboutData );
KCmdLineOptions options;
options.add("verbose", ki18n("Show progress output for GUI"));
KCmdLineArgs::addCmdLineOptions( options );
KCmdLineArgs *args = KCmdLineArgs::parsedArgs();
showProgress = args->isSet("verbose");
if (showProgress) {
printf("10\n"); fflush(stdout);
}
KApplication app(false);
// Set up SIGCHLD handler
struct sigaction act;
act.sa_handler=sigChildHandler;
sigemptyset(&(act.sa_mask));
sigaddset(&(act.sa_mask), SIGCHLD);
// Make sure we don't block this signal. gdb tends to do that :-(
sigprocmask(SIG_UNBLOCK, &(act.sa_mask), 0);
act.sa_flags = SA_NOCLDSTOP;
// CC: take care of SunOS which automatically restarts interrupted system
// calls (and thus does not have SA_RESTART)
#ifdef SA_RESTART
act.sa_flags |= SA_RESTART;
#endif
struct sigaction oldact;
sigaction( SIGCHLD, &act, &oldact );
// set up the paths used to look for plugins
QStringList searchPaths = getSearchPaths();
QStringList mimeInfoList;
infoConfig = new KConfig( KGlobal::dirs()->saveLocation("data", "nsplugins") +
"/pluginsinfo" );
infoConfig->group("<default>").writeEntry( "number", 0 );
// open the cache file for the mime information
QString cacheName = KGlobal::dirs()->saveLocation("data", "nsplugins")+"/cache";
kDebug(1433) << "Creating MIME cache file " << cacheName;
QFile cachef(cacheName);
if (!cachef.open(QIODevice::WriteOnly))
return -1;
QTextStream cache(&cachef);
if (showProgress) {
printf("20\n"); fflush(stdout);
}
// read in the plugins mime information
kDebug(1433) << "Scanning directories" << searchPaths;
int count = searchPaths.count();
int i = 0;
for ( QStringList::const_iterator it = searchPaths.constBegin();
it != searchPaths.constEnd(); ++it, ++i)
{
if ((*it).isEmpty())
continue;
scanDirectory( *it, mimeInfoList, cache );
if (showProgress) {
printf("%d\n", 25 + (50*i) / count ); fflush(stdout);
}
}
if (showProgress) {
printf("75\n"); fflush(stdout);
}
// We're done with forking,
// KProcess needs SIGCHLD to be reset to what it was initially
sigaction( SIGCHLD, &oldact, 0 );
// delete old mime types
kDebug(1433) << "Removing old mimetypes";
const QStringList oldMimes = deletePluginMimeTypes();
bool mimeTypesChanged = !oldMimes.isEmpty();
if (showProgress) {
printf("80\n"); fflush(stdout);
}
// write mimetype files
kDebug(1433) << "Creating MIME type descriptions";
QStringList mimeTypes;
for ( QStringList::const_iterator it=mimeInfoList.constBegin();
it!=mimeInfoList.constEnd(); ++it) {
kDebug(1433) << "Handling MIME type " << *it;
QStringList info = (*it).split(':', QString::KeepEmptyParts);
if ( info.count()==4 ) {
QString pluginName = info[0];
QString type = info[1].toLower();
QString extension = info[2];
QString desc = info[3];
// append to global mime type list
if ( !mimeTypes.contains(type) ) {
kDebug(1433) << " - mimeType=" << type;
mimeTypes.append( type );
// write or update mime type file, if
// 1) it doesn't exist in ksycoca (meaning we never heard of it)
// 2) or we just deleted it [it's still in ksycoca though]
// This prevents noticing that a shared-mime-info upgrade brought
// us a mimetype we needed; but doing this right requires launching
// kbuildsycoca4 after removing mimetypes above, and that's really slow
bool mustWriteMimeType = KMimeType::mimeType(type).isNull();
if (!mustWriteMimeType)
mustWriteMimeType = oldMimes.contains(type);
if ( mustWriteMimeType ) {
kDebug(1433) << " - creating MIME type description";
removeExistingExtensions( extension );
generateMimeType( type, extension, pluginName, desc );
mimeTypesChanged = true;
} else {
kDebug(1433) << " - already exists";
}
}
}
}
// done with new mimetypes, run update-mime-database
if (mimeTypesChanged) {
MimeTypeWriter::runUpdateMimeDatabase();
// note that we'll run kbuildsycoca below anyway
}
if (showProgress) {
printf("85\n"); fflush(stdout);
}
// close files
kDebug(1433) << "Closing cache file";
cachef.close();
infoConfig->sync();
delete infoConfig;
// write plugin lib service file
writeServicesFile( mimeTypes );
if (showProgress) {
printf("90\n"); fflush(stdout);
}
if (QDBusConnection::sessionBus().interface()->isServiceRegistered("org.kde.kded")) {
// Tell kded to update sycoca database.
QDBusInterface kbuildsycoca("org.kde.kded", "/kbuildsycoca",
"org.kde.kded");
kbuildsycoca.call("recreate");
} else {
// kded not running? fallback to calling kbuildsycoca directly:
KProcess proc;
proc << KStandardDirs::findExe(KBUILDSYCOCA_EXENAME);
proc.setOutputChannelMode(KProcess::MergedChannels); // silence kbuildsycoca output
proc.execute();
}
}
