QString InstalledPackages::saveToRegistry(InstalledPackageVersion *ipv)
{
WindowsRegistry machineWR(HKEY_LOCAL_MACHINE, false);
QString r;
QString keyName = "SOFTWARE\\Npackd\\Npackd\\Packages";
Version v = ipv->version;
v.normalize();
QString pn = ipv->package + "-" + v.getVersionString();
/*WPMUtils::outputTextConsole(
"InstalledPackages::saveToRegistry " + ipv->directory + " " +
ipv->package + " " + ipv->version.getVersionString() + " " +
ipv->detectionInfo + "\r\n");*/
if (!ipv->directory.isEmpty()) {
WindowsRegistry wr = machineWR.createSubKey(keyName + "\\" + pn, &r);
if (r.isEmpty()) {
wr.set("DetectionInfo", ipv->detectionInfo);
// for compatibility with Npackd 1.16 and earlier. They
// see all package versions by default as "externally installed"
wr.setDWORD("External", 0);
r = wr.set("Path", ipv->directory);
}
// qDebug() << "saveToRegistry 1 " << r;
} else {
// qDebug() << "deleting " << pn;
WindowsRegistry packages;
r = packages.open(machineWR, keyName, KEY_ALL_ACCESS);
if (r.isEmpty()) {
r = packages.remove(pn);
}
// qDebug() << "saveToRegistry 2 " << r;
}
//qDebug() << "InstalledPackageVersion::save " << pn << " " <<
// this->directory;
// qDebug() << "saveToRegistry returns " << r;
return r;
}
QString InstalledPackages::readRegistryDatabase()
{
// qDebug() << "start reading registry database";
// "data" is only used at the bottom of this method
QString err;
WindowsRegistry packagesWR;
LONG e;
err = packagesWR.open(HKEY_LOCAL_MACHINE,
"SOFTWARE\\Npackd\\Npackd\\Packages", false, KEY_READ, &e);
QList<InstalledPackageVersion*> ipvs;
if (e == ERROR_FILE_NOT_FOUND || e == ERROR_PATH_NOT_FOUND) {
err = "";
} else if (err.isEmpty()) {
QStringList entries = packagesWR.list(&err);
for (int i = 0; i < entries.count(); ++i) {
QString name = entries.at(i);
int pos = name.lastIndexOf("-");
if (pos <= 0)
continue;
QString packageName = name.left(pos);
if (!Package::isValidName(packageName))
continue;
QString versionName = name.right(name.length() - pos - 1);
Version version;
if (!version.setVersion(versionName))
continue;
WindowsRegistry entryWR;
err = entryWR.open(packagesWR, name, KEY_READ);
if (!err.isEmpty())
continue;
QString p = entryWR.get("Path", &err).trimmed();
if (!err.isEmpty())
continue;
QString dir;
if (p.isEmpty())
dir = "";
else {
QDir d(p);
if (d.exists()) {
dir = p;
} else {
dir = "";
}
}
if (dir.isEmpty()) {
packagesWR.remove(name);
} else {
dir = WPMUtils::normalizePath(dir, false);
InstalledPackageVersion* ipv = new InstalledPackageVersion(
packageName, version, dir);
ipv->detectionInfo = entryWR.get("DetectionInfo", &err);
if (!err.isEmpty()) {
// ignore
ipv->detectionInfo = "";
err = "";
}
if (!ipv->directory.isEmpty()) {
/*
qDebug() << "adding " << ipv->package <<
ipv->version.getVersionString() << "in" <<
ipv->directory;*/
ipvs.append(ipv);
} else {
delete ipv;
}
}
}
}
this->mutex.lock();
qDeleteAll(this->data);
this->data.clear();
for (int i = 0; i < ipvs.count(); i++) {
InstalledPackageVersion* ipv = ipvs.at(i);
this->data.insert(PackageVersion::getStringId(ipv->package,
ipv->version), ipv->clone());
}
this->mutex.unlock();
for (int i = 0; i < ipvs.count(); i++) {
InstalledPackageVersion* ipv = ipvs.at(i);
fireStatusChanged(ipv->package, ipv->version);
}
qDeleteAll(ipvs);
// qDebug() << "stop reading";
return err;
}
