private void ScanMountPointForTemplatesAndLangpacks(MountPointScanSource source, ScanResult scanResult)
{
_ = source ?? throw new ArgumentNullException(nameof(source));
// look for things to install
foreach (IGenerator generator in _environmentSettings.SettingsLoader.Components.OfType <IGenerator>())
{
IList <ITemplate> templateList = generator.GetTemplatesAndLangpacksFromDir(source.MountPoint, out IList <ILocalizationLocator> localizationInfo);
foreach (ILocalizationLocator locator in localizationInfo)
{
scanResult.AddLocalization(locator);
}
foreach (ITemplate template in templateList)
{
scanResult.AddTemplate(template);
}
source.FoundTemplates |= templateList.Count > 0 || localizationInfo.Count > 0;
}
}
private void ScanMountPointForTemplatesAndLangpacks(MountPointScanSource source, ScanResult scanResult)
{
bool isCopiedIntoPackagesDirectory;
string actualScanPath;
IMountPoint scanMountPoint = null;
if (!source.ShouldStayInOriginalLocation)
{
if (!TryCopyForNonFileSystemBasedMountPoints(source.MountPoint, source.Location, _paths.User.Packages, false, out actualScanPath))
{
return;
}
foreach (IMountPointFactory factory in _environmentSettings.SettingsLoader.Components.OfType <IMountPointFactory>())
{
if (factory.TryMount(_environmentSettings, null, actualScanPath, out scanMountPoint))
{
break;
}
}
if (scanMountPoint == null)
{
_environmentSettings.Host.FileSystem.FileDelete(actualScanPath);
return;
}
isCopiedIntoPackagesDirectory = true;
}
else
{
actualScanPath = source.Location;
scanMountPoint = source.MountPoint;
isCopiedIntoPackagesDirectory = false;
}
// look for things to install
foreach (IGenerator generator in _environmentSettings.SettingsLoader.Components.OfType <IGenerator>())
{
IList <ITemplate> templateList = generator.GetTemplatesAndLangpacksFromDir(scanMountPoint, out IList <ILocalizationLocator> localizationInfo);
foreach (ILocalizationLocator locator in localizationInfo)
{
scanResult.AddLocalization(locator);
}
foreach (ITemplate template in templateList)
{
scanResult.AddTemplate(template);
}
source.FoundTemplates |= templateList.Count > 0 || localizationInfo.Count > 0;
}
// finalize the result
if (source.FoundTemplates)
{
// add the MP
_environmentSettings.SettingsLoader.AddMountPoint(scanMountPoint);
// add the MP to the scan result
scanResult.AddInstalledMountPointId(scanMountPoint.Info.MountPointId);
}
else
{
// delete the copy
if (!source.FoundTemplates && isCopiedIntoPackagesDirectory)
{
try
{
// The source was copied to packages and then scanned for templates.
// Nothing was found, and this is a copy that now has no use, so delete it.
_environmentSettings.SettingsLoader.ReleaseMountPoint(scanMountPoint);
// It's always copied as an archive, so it's a file delete, not a directory delete
_environmentSettings.Host.FileSystem.FileDelete(actualScanPath);
}
catch (Exception ex)
{
_environmentSettings.Host.LogDiagnosticMessage($"During ScanMountPointForTemplatesAndLangpacks() cleanup, couldn't delete source copied into the packages dir: {actualScanPath}", "Install");
_environmentSettings.Host.LogDiagnosticMessage($"\tError: {ex.Message}", "Install");
}
}
}
}