void
BPackageManager::_AnalyzeResult()
{
BSolverResult result;
status_t error = fSolver->GetResult(result);
if (error != B_OK)
DIE(error, "failed to compute packages to un/-install");
InstalledRepository& installationRepository = InstallationRepository();
PackageList& packagesToActivate
= installationRepository.PackagesToActivate();
PackageList& packagesToDeactivate
= installationRepository.PackagesToDeactivate();
PackageList potentialBasePackages;
for (int32 i = 0; const BSolverResultElement* element = result.ElementAt(i);
i++) {
BSolverPackage* package = element->Package();
switch (element->Type()) {
case BSolverResultElement::B_TYPE_INSTALL:
{
PackageList& packageList
= dynamic_cast<InstalledRepository*>(package->Repository())
!= NULL
? potentialBasePackages
: packagesToActivate;
if (!packageList.AddItem(package))
throw std::bad_alloc();
break;
}
case BSolverResultElement::B_TYPE_UNINSTALL:
if (!packagesToDeactivate.AddItem(package))
throw std::bad_alloc();
break;
}
}
// Make sure base packages are installed in the same location.
for (int32 i = 0; i < packagesToActivate.CountItems(); i++) {
BSolverPackage* package = packagesToActivate.ItemAt(i);
int32 index = _FindBasePackage(potentialBasePackages, package->Info());
if (index < 0)
continue;
BSolverPackage* basePackage = potentialBasePackages.RemoveItemAt(index);
if (!packagesToActivate.AddItem(basePackage))
throw std::bad_alloc();
}
fInstallationInterface->ResultComputed(installationRepository);
}
void
MainWindow::_RefreshPackageList()
{
BPackageRoster roster;
BStringList repositoryNames;
status_t result = roster.GetRepositoryNames(repositoryNames);
if (result != B_OK)
return;
DepotInfoMap depots;
for (int32 i = 0; i < repositoryNames.CountStrings(); i++) {
const BString& repoName = repositoryNames.StringAt(i);
depots[repoName] = DepotInfo(repoName);
}
PackageManager manager(B_PACKAGE_INSTALLATION_LOCATION_HOME);
try {
manager.Init(PackageManager::B_ADD_INSTALLED_REPOSITORIES
| PackageManager::B_ADD_REMOTE_REPOSITORIES);
} catch (BException ex) {
BString message(B_TRANSLATE("An error occurred while "
"initializing the package manager: %message%"));
message.ReplaceFirst("%message%", ex.Message());
_NotifyUser("Error", message.String());
return;
}
BObjectList<BSolverPackage> packages;
result = manager.Solver()->FindPackages("",
BSolver::B_FIND_CASE_INSENSITIVE | BSolver::B_FIND_IN_NAME
| BSolver::B_FIND_IN_SUMMARY | BSolver::B_FIND_IN_DESCRIPTION
| BSolver::B_FIND_IN_PROVIDES,
packages);
if (result != B_OK) {
// TODO: notify user
return;
}
if (packages.IsEmpty())
return;
PackageInfoMap foundPackages;
// if a given package is installed locally, we will potentially
// get back multiple entries, one for each local installation
// location, and one for each remote repository the package
// is available in. The above map is used to ensure that in such
// cases we consolidate the information, rather than displaying
// duplicates
PackageInfoMap remotePackages;
// any package that we find in a remote repository goes in this map.
// this is later used to discern which packages came from a local
// installation only, as those must be handled a bit differently
// upon uninstallation, since we'd no longer be able to pull them
// down remotely.
BStringList systemFlaggedPackages;
// any packages flagged as a system package are added to this list.
// such packages cannot be uninstalled, nor can any of their deps.
PackageInfoMap systemInstalledPackages;
// any packages installed in system are added to this list.
// This is later used for dependency resolution of the actual
// system packages in order to compute the list of protected
// dependencies indicated above.
BitmapRef defaultIcon(new(std::nothrow) SharedBitmap(
"application/x-vnd.haiku-package"), true);
for (int32 i = 0; i < packages.CountItems(); i++) {
BSolverPackage* package = packages.ItemAt(i);
const BPackageInfo& repoPackageInfo = package->Info();
PackageInfoRef modelInfo;
PackageInfoMap::iterator it = foundPackages.find(
repoPackageInfo.Name());
if (it != foundPackages.end())
modelInfo.SetTo(it->second);
else {
// Add new package info
BString publisherURL;
if (repoPackageInfo.URLList().CountStrings() > 0)
publisherURL = repoPackageInfo.URLList().StringAt(0);
BString publisherName = repoPackageInfo.Vendor();
const BStringList& rightsList = repoPackageInfo.CopyrightList();
if (rightsList.CountStrings() > 0)
publisherName = rightsList.StringAt(0);
modelInfo.SetTo(new(std::nothrow) PackageInfo(
repoPackageInfo.Name(),
repoPackageInfo.Version().ToString(),
PublisherInfo(BitmapRef(), publisherName,
"", publisherURL), repoPackageInfo.Summary(),
repoPackageInfo.Description(),
repoPackageInfo.Flags()),
true);
if (modelInfo.Get() == NULL)
return;
foundPackages[repoPackageInfo.Name()] = modelInfo;
}
modelInfo->SetIcon(defaultIcon);
modelInfo->AddListener(this);
BSolverRepository* repository = package->Repository();
if (dynamic_cast<BPackageManager::RemoteRepository*>(repository)
!= NULL) {
depots[repository->Name()].AddPackage(modelInfo);
remotePackages[modelInfo->Title()] = modelInfo;
} else {
if (repository == static_cast<const BSolverRepository*>(
manager.SystemRepository())) {
modelInfo->AddInstallationLocation(
B_PACKAGE_INSTALLATION_LOCATION_SYSTEM);
if (!modelInfo->IsSystemPackage()) {
systemInstalledPackages[repoPackageInfo.FileName()]
= modelInfo;
}
} else if (repository == static_cast<const BSolverRepository*>(
manager.HomeRepository())) {
modelInfo->AddInstallationLocation(
B_PACKAGE_INSTALLATION_LOCATION_HOME);
}
}
if (modelInfo->IsSystemPackage())
systemFlaggedPackages.Add(repoPackageInfo.FileName());
}
BAutolock lock(fModel.Lock());
fModel.Clear();
// filter remote packages from the found list
// any packages remaining will be locally installed packages
// that weren't acquired from a repository
for (PackageInfoMap::iterator it = remotePackages.begin();
it != remotePackages.end(); it++) {
foundPackages.erase(it->first);
}
if (!foundPackages.empty()) {
BString repoName = B_TRANSLATE("Local");
depots[repoName] = DepotInfo(repoName);
DepotInfoMap::iterator depot = depots.find(repoName);
for (PackageInfoMap::iterator it = foundPackages.begin();
it != foundPackages.end(); ++it) {
depot->second.AddPackage(it->second);
}
}
for (DepotInfoMap::iterator it = depots.begin(); it != depots.end(); it++) {
fModel.AddDepot(it->second);
}
// start retrieving package icons and average ratings
fModel.PopulateAllPackages();
// compute the OS package dependencies
try {
// create the solver
BSolver* solver;
status_t error = BSolver::Create(solver);
if (error != B_OK)
throw BFatalErrorException(error, "Failed to create solver.");
ObjectDeleter<BSolver> solverDeleter(solver);
BPath systemPath;
error = find_directory(B_SYSTEM_PACKAGES_DIRECTORY, &systemPath);
if (error != B_OK) {
throw BFatalErrorException(error,
"Unable to retrieve system packages directory.");
}
// add the "installed" repository with the given packages
BSolverRepository installedRepository;
{
BRepositoryBuilder installedRepositoryBuilder(installedRepository,
"installed");
for (int32 i = 0; i < systemFlaggedPackages.CountStrings(); i++) {
BPath packagePath(systemPath);
packagePath.Append(systemFlaggedPackages.StringAt(i));
installedRepositoryBuilder.AddPackage(packagePath.Path());
}
installedRepositoryBuilder.AddToSolver(solver, true);
}
// add system repository
BSolverRepository systemRepository;
{
BRepositoryBuilder systemRepositoryBuilder(systemRepository,
"system");
for (PackageInfoMap::iterator it = systemInstalledPackages.begin();
it != systemInstalledPackages.end(); it++) {
BPath packagePath(systemPath);
packagePath.Append(it->first);
systemRepositoryBuilder.AddPackage(packagePath.Path());
}
systemRepositoryBuilder.AddToSolver(solver, false);
}
// solve
error = solver->VerifyInstallation();
if (error != B_OK) {
throw BFatalErrorException(error, "Failed to compute packages to "
"install.");
}
BSolverResult solverResult;
error = solver->GetResult(solverResult);
if (error != B_OK) {
throw BFatalErrorException(error, "Failed to retrieve system "
"package dependency list.");
}
for (int32 i = 0; const BSolverResultElement* element
= solverResult.ElementAt(i); i++) {
BSolverPackage* package = element->Package();
if (element->Type() == BSolverResultElement::B_TYPE_INSTALL) {
PackageInfoMap::iterator it = systemInstalledPackages.find(
package->Info().FileName());
if (it != systemInstalledPackages.end())
it->second->SetSystemDependency(true);
}
}
} catch (BFatalErrorException ex) {
printf("Fatal exception occurred while resolving system dependencies: "
"%s, details: %s\n", strerror(ex.Error()), ex.Details().String());
} catch (BNothingToDoException) {
// do nothing
} catch (BException ex) {
printf("Exception occurred while resolving system dependencies: %s\n",
ex.Message().String());
} catch (...) {
printf("Unknown exception occurred while resolving system "
"dependencies.\n");
}
}
