/// <summary>Updates the file on the system.</summary>
/// <param name="file">The file to install or update.</param>
static void UpdateFile(UpdateFile file)
{
switch (file.Action)
{
case FileAction.ExecuteThenDelete:
case FileAction.UnregisterThenDelete:
case FileAction.Delete:
if (file.Action == FileAction.ExecuteThenDelete)
{
if (File.Exists(file.Source))
{
Utilities.StartProcess(file.Source, file.Args, true);
}
}
if (file.Action == FileAction.UnregisterThenDelete)
{
Utilities.StartProcess("regsvr32", "/u /s" + file.Destination);
}
try
{
File.Delete(file.Destination);
}
catch (IOException)
{
NativeMethods.MoveFileExW(file.Destination, null, MoveOnReboot);
}
break;
case FileAction.Execute:
try
{
Utilities.StartProcess(file.Destination, file.Args);
}
catch (FileNotFoundException e)
{
Utilities.ReportError(e, ErrorType.InstallationError);
errorOccurred = true;
}
break;
case FileAction.Update:
case FileAction.UpdateIfExist:
case FileAction.UpdateThenExecute:
case FileAction.UpdateThenRegister:
if (File.Exists(file.Source))
{
try
{
if (File.Exists(file.Destination + @".bak"))
{
File.Delete(file.Destination + @".bak");
}
if (File.Exists(file.Destination))
{
File.Move(file.Destination, file.Destination + @".bak");
}
File.Move(file.Source, file.Destination);
if (File.Exists(file.Destination + @".bak"))
{
try
{
File.Delete(file.Destination + @".bak");
}
catch (Exception e)
{
if (!(e is UnauthorizedAccessException || e is IOException))
{
Utilities.ReportError(e, ErrorType.InstallationError);
throw;
}
Utilities.RebootNeeded = true;
NativeMethods.MoveFileExW(file.Source, file.Destination, MoveOnReboot);
NativeMethods.MoveFileExW(file.Source, file.Destination + ".bak", MoveOnReboot);
}
}
}
catch (Exception e)
{
if (!(e is UnauthorizedAccessException || e is IOException))
{
Utilities.ReportError(e, ErrorType.InstallationError);
throw;
}
Utilities.RebootNeeded = true;
NativeMethods.MoveFileExW(file.Source, file.Destination, MoveOnReboot);
NativeMethods.MoveFileExW(file.Source, file.Destination + ".bak", MoveOnReboot);
}
}
else
{
Utilities.ReportError(new FileNotFoundException(file.Source), ErrorType.InstallationError);
errorOccurred = true;
}
if (file.Action == FileAction.UpdateThenExecute)
{
try
{
Utilities.StartProcess(file.Destination, file.Args);
}
catch (FileNotFoundException e)
{
Utilities.ReportError(e, ErrorType.InstallationError);
errorOccurred = true;
}
}
if (file.Action == FileAction.UpdateThenRegister)
{
Utilities.StartProcess(@"regsvr32", @"/s" + file.Destination);
}
break;
}
}
/// <summary>Updates the file on the system.</summary>
/// <param name="file">The file to install or update.</param>
static void UpdateFile(UpdateFile file)
{
switch (file.Action)
{
case FileAction.ExecuteThenDelete:
case FileAction.UnregisterThenDelete:
case FileAction.Delete:
if (file.Action == FileAction.ExecuteThenDelete)
{
if (File.Exists(file.Source))
{
Utilities.StartProcess(file.Source, file.Args, true);
}
}
if (file.Action == FileAction.UnregisterThenDelete)
{
Utilities.StartProcess("regsvr32", "/u /s" + file.Destination);
}
try
{
File.Delete(file.Destination);
}
catch (IOException)
{
NativeMethods.MoveFileExW(file.Destination, null, MoveOnReboot);
}
break;
case FileAction.Execute:
try
{
Utilities.StartProcess(file.Destination, file.Args);
}
catch (FileNotFoundException e)
{
Utilities.ReportError(e, ErrorType.InstallationError);
errorOccurred = true;
}
break;
case FileAction.Update:
case FileAction.UpdateIfExist:
case FileAction.UpdateThenExecute:
case FileAction.UpdateThenRegister:
if (File.Exists(file.Source))
{
try
{
if (File.Exists(file.Destination + @".bak"))
{
File.Delete(file.Destination + @".bak");
}
if (File.Exists(file.Destination))
{
File.Move(file.Destination, file.Destination + @".bak");
}
File.Move(file.Source, file.Destination);
if (File.Exists(file.Destination + @".bak"))
{
try
{
File.Delete(file.Destination + @".bak");
}
catch (Exception e)
{
if (!(e is UnauthorizedAccessException || e is IOException))
{
Utilities.ReportError(e, ErrorType.InstallationError);
throw;
}
Utilities.RebootNeeded = true;
NativeMethods.MoveFileExW(file.Source, file.Destination, MoveOnReboot);
NativeMethods.MoveFileExW(file.Source, file.Destination + ".bak", MoveOnReboot);
}
}
}
catch (Exception e)
{
if (!(e is UnauthorizedAccessException || e is IOException))
{
Utilities.ReportError(e, ErrorType.InstallationError);
throw;
}
Utilities.RebootNeeded = true;
NativeMethods.MoveFileExW(file.Source, file.Destination, MoveOnReboot);
NativeMethods.MoveFileExW(file.Source, file.Destination + ".bak", MoveOnReboot);
}
}
else
{
Utilities.ReportError(new FileNotFoundException(file.Source), ErrorType.InstallationError);
errorOccurred = true;
}
if (file.Action == FileAction.UpdateThenExecute)
{
try
{
Utilities.StartProcess(file.Destination, file.Args);
}
catch (FileNotFoundException e)
{
Utilities.ReportError(e, ErrorType.InstallationError);
errorOccurred = true;
}
}
if (file.Action == FileAction.UpdateThenRegister)
{
Utilities.StartProcess(@"regsvr32", @"/s" + file.Destination);
}
break;
}
}
