/// <summary>
/// Searches the registry to get a list of installed apps on the computer.
/// </summary>
/// <returns>Returns a list of "Application".</returns>
public static List<Application> GetInstalledApplications()
{
//Retrieve installed application details:
//Name, VendorName, Version, InstallDate
var regReader = new RegistryReader();
var installedApps = new List<Application>();
Logger.Log("Retrieving installed applications.");
try
{
var myreg = regReader.GetAllInstalledApplicationDetails();
foreach (var x in myreg.Where(p => p.Name != ""))
{
var app = new Application();
app.VendorName = (String.IsNullOrEmpty(x.VendorName) ? String.Empty : x.VendorName);
app.Name = (String.IsNullOrEmpty(x.Name) ? String.Empty : x.Name);
app.Version = (String.IsNullOrEmpty(x.Version) ? String.Empty : x.Version);
try
{
app.InstallDate = Convert.ToDouble(x.Date);
}
catch (Exception)
{
app.InstallDate = 0.0;
}
app.Status = "Installed";
Logger.Log(app.Name, LogLevel.Info);
installedApps.Add(app);
}
}
catch (Exception e)
{
Logger.Log("Failed to get installed application details. Skipping.", LogLevel.Error);
Logger.LogException(e);
}
return installedApps;
}
private void UninstallOperation(RvSofOperation operation)
{
var registry = new RegistryReader();
var tempAppsToAdd = new List<RVsofResult.AppsToAdd2>();
var tempAppsToDelete = new List<RVsofResult.AppsToDelete2>();
var savedOperations = Operations.LoadOpDirectory().Where(p => p.operation == OperationValue.Uninstall).ToList();
if (!savedOperations.Any())
{
Logger.Log("There are no operations remaining, Unable to uninstall app: {0}", LogLevel.Warning, operation.Type);
return;
}
foreach (var localOp in savedOperations)
{
if (operation.ListOfInstalledApps.Any()) operation.ListOfInstalledApps.Clear();
if (operation.ListOfAppsAfterInstall.Any()) operation.ListOfAppsAfterInstall.Clear();
//Retrieve a list of all updates installed in the system before uninstalling anything.
operation.ListOfInstalledApps = registry.GetRegistryInstalledApplicationNames();
Operations.UpdateStatus(localOp, Operations.OperationStatus.Processing);
var msiUninstall = new MSIUninstaller.MSIprop();
try
{
if (localOp.filedata_app_name != String.Empty)
msiUninstall = MSIUninstaller.UnistallApp(localOp.filedata_app_name);
}
catch
{
Logger.Log("MSIuninstaller crashed while attempting to uninstall {0}", LogLevel.Error, localOp.filedata_app_name);
msiUninstall.UninstallPass = false;
}
Application update = null;
if (!msiUninstall.UninstallPass)
{
var installedUpdates = WindowsUpdates.GetInstalledUpdates();
update = (from n in installedUpdates where n.Name == localOp.filedata_app_name select n).FirstOrDefault();
}
var uninstallerResults = new UninstallerResults();
if (!msiUninstall.UninstallPass)
{
try
{
uninstallerResults = WindowsUninstaller.Uninstall(update);
}
catch
{
Logger.Log("Windows Uninstall Update failed.", LogLevel.Error);
uninstallerResults.Success = false;
}
}
//Get all installed application after installing..
operation.ListOfAppsAfterInstall = registry.GetRegistryInstalledApplicationNames();
//GET DATA FOR APPSTOADD/APPSTODELETE
var appListToDelete = RegistryReader.GetAppsToDelete(operation.ListOfInstalledApps, operation.ListOfAppsAfterInstall);
var appListToAdd = RegistryReader.GetAppsToAdd(operation.ListOfInstalledApps, operation.ListOfAppsAfterInstall);
//APPS TO DELETE
#region Apps to Delete
if (appListToDelete != null)
{
var temp = registry.GetAllInstalledApplicationDetails();
foreach (var app in appListToDelete)
{
var appsToDelete = new RVsofResult.AppsToDelete2();
var version = (from d in temp where d.Name == localOp.filedata_app_name select d.Version).FirstOrDefault();
appsToDelete.Name = (String.IsNullOrEmpty(app)) ? String.Empty : app;
appsToDelete.Version = (String.IsNullOrEmpty(version)) ? String.Empty : version;
tempAppsToDelete.Add(appsToDelete);
}
}
#endregion
//APPS TO ADD
#region Apps to Add
if (appListToAdd != null)
{
var installedAppsDetails = registry.GetAllInstalledApplicationDetails();
foreach (var app in appListToAdd)
{
var temp = new RVsofResult.AppsToAdd2();
var localApp = app;
var version = (from d in installedAppsDetails where d.Name == localOp.filedata_app_name select d.Version).FirstOrDefault(); //Default NULL
var vendor = (from d in installedAppsDetails where d.Name == localApp select d.VendorName).FirstOrDefault(); //Default NULL
var installDate = Tools.ConvertDateToEpoch((from d in installedAppsDetails where d.Name == localApp select d.Date).FirstOrDefault()); //Default 0.0D
temp.AppsToAdd.Name = (String.IsNullOrEmpty(localApp)) ? String.Empty : localApp;
temp.AppsToAdd.Version = (String.IsNullOrEmpty(version)) ? String.Empty : version;
temp.AppsToAdd.InstallDate = (installDate.Equals(0.0D)) ? 0.0D : installDate;
temp.AppsToAdd.VendorName = (String.IsNullOrEmpty(vendor)) ? String.Empty : vendor;
temp.AppsToAdd.RebootRequired = "no";
temp.AppsToAdd.ReleaseDate = 0.0;
temp.AppsToAdd.Status = "installed";
temp.AppsToAdd.Description = String.Empty;
temp.AppsToAdd.SupportUrl = String.Empty;
temp.AppsToAdd.VendorId = String.Empty;
temp.AppsToAdd.VendorSeverity = String.Empty;
temp.AppsToAdd.KB = String.Empty;
tempAppsToAdd.Add(temp);
}
}
#endregion
if (uninstallerResults.Success || msiUninstall.UninstallPass)
{
// Success! Uinstalled OK
localOp.success = true.ToString().ToLower();
localOp.reboot_required = String.IsNullOrEmpty(uninstallerResults.Restart.ToString()) ? "no" : uninstallerResults.Restart.ToString();
localOp.error = string.Empty;
operation.Api = ApiCalls.RvUninstallOperation();
operation.Type = OperationValue.Uninstall;
operation.Id = localOp.operation_id;
InstallSendResults(localOp, operation, tempAppsToAdd, tempAppsToDelete);
}
else
{
// Fail! Uinstalled Failed.
localOp.success = false.ToString().ToLower();
localOp.reboot_required = String.IsNullOrEmpty(uninstallerResults.Restart.ToString()) ? "no" : uninstallerResults.Restart.ToString();
localOp.error = "Unable to successfully uninstall application. If this is not a Windows Update Uninstall, ensure that the application is of type MSI We currently do not support other installers. Error: " + msiUninstall.Error;
operation.Api = ApiCalls.RvUninstallOperation();
operation.Type = OperationValue.Uninstall;
operation.Id = localOp.operation_id;
InstallSendResults(localOp, operation, tempAppsToAdd, tempAppsToDelete);
}
}
}
private void InstallSupportedApplication(RvSofOperation operation)
{
var registry = new RegistryReader();
var tempAppsToAdd = new List<RVsofResult.AppsToAdd2>();
var tempAppsToDelete = new List<RVsofResult.AppsToDelete2>();
var savedOperations = Operations.LoadOpDirectory().Where(p=>p.operation == OperationValue.InstallSupportedApp).ToList();
if (!savedOperations.Any())
{
Logger.Log("There are no operations remaining, Unable to install supported app: {0}", LogLevel.Warning, operation.Type);
return;
}
foreach (var update in savedOperations)
{
if (operation.ListOfInstalledApps.Count > 0) operation.ListOfInstalledApps.Clear();
if (operation.ListOfAppsAfterInstall.Count > 0) operation.ListOfAppsAfterInstall.Clear();
operation.ListOfInstalledApps = registry.GetRegistryInstalledApplicationNames();
Logger.Log("Preparing to Install {0}", LogLevel.Info, update.filedata_app_name);
Operations.SavedOpData updateDownloadResults = Downloader.DownloadFile(update, Downloader.UpdateDirectories.SupportedAppDir);
Operations.UpdateStatus(updateDownloadResults, Operations.OperationStatus.Processing);
//If download fails, send back results to server and move to next package (if any)
if (!String.IsNullOrEmpty(updateDownloadResults.error))
{
InstallSendResults(updateDownloadResults, operation);
continue;
}
Logger.Log("Download completed for {0}", LogLevel.Info, update.filedata_app_name);
Operations.SavedOpData updateInstallResults = SupportedAppsManager.InstallSupportedAppsOperation(updateDownloadResults);
//Get all installed application after installing..
operation.ListOfAppsAfterInstall = registry.GetRegistryInstalledApplicationNames();
//GET DATA FOR APPSTOADD/APPSTODELETE
var appListToDelete = RegistryReader.GetAppsToDelete(operation.ListOfInstalledApps, operation.ListOfAppsAfterInstall);
var appListToAdd = RegistryReader.GetAppsToAdd(operation.ListOfInstalledApps, operation.ListOfAppsAfterInstall);
//APPS TO DELETE
#region Apps to Delete
if (appListToDelete != null)
{
var temp = registry.GetAllInstalledApplicationDetails();
foreach (var app in appListToDelete)
{
var appsToDelete = new RVsofResult.AppsToDelete2();
var version = (from d in temp where d.Name == updateInstallResults.filedata_app_name select d.Version).FirstOrDefault();
appsToDelete.Name = (String.IsNullOrEmpty(app)) ? String.Empty : app;
appsToDelete.Version = (String.IsNullOrEmpty(version)) ? String.Empty : version;
tempAppsToDelete.Add(appsToDelete);
}
}
#endregion
//APPS TO ADD
#region Apps to Add
if (appListToAdd != null)
{
var installedAppsDetails = registry.GetAllInstalledApplicationDetails();
foreach (var app in appListToAdd)
{
var temp = new RVsofResult.AppsToAdd2();
var localApp = app;
var version = (from d in installedAppsDetails where d.Name == updateInstallResults.filedata_app_name select d.Version).FirstOrDefault(); //Default NULL
var vendor = (from d in installedAppsDetails where d.Name == localApp select d.VendorName).FirstOrDefault(); //Default NULL
var installDate = Tools.ConvertDateToEpoch((from d in installedAppsDetails where d.Name == localApp select d.Date).FirstOrDefault()); //Default 0.0D
temp.AppsToAdd.Name = (String.IsNullOrEmpty(localApp)) ? String.Empty : localApp;
temp.AppsToAdd.Version = (String.IsNullOrEmpty(version)) ? String.Empty : version;
temp.AppsToAdd.InstallDate = (installDate.Equals(0.0D)) ? 0.0D : installDate;
temp.AppsToAdd.VendorName = (String.IsNullOrEmpty(vendor)) ? String.Empty : vendor;
temp.AppsToAdd.RebootRequired = "no";
temp.AppsToAdd.ReleaseDate = 0.0;
temp.AppsToAdd.Status = "installed";
temp.AppsToAdd.Description = String.Empty;
temp.AppsToAdd.SupportUrl = String.Empty;
temp.AppsToAdd.VendorId = String.Empty;
temp.AppsToAdd.VendorSeverity = String.Empty;
temp.AppsToAdd.KB = String.Empty;
tempAppsToAdd.Add(temp);
}
}
#endregion
InstallSendResults(updateInstallResults, operation, tempAppsToAdd, tempAppsToDelete);
}
}