/// <summary>
/// Delete a file if it exists and log it
/// </summary>
/// <param name="dlg">The dialog that will display the output</param>
/// <param name="filePath">The full path to the file to delete</param>
private void DeleteIfPresent(ProcessDialog dlg, string filePath)
{
int retries = 3;
while (retries > 0 && File.Exists(filePath))
{
try
{
Task <Exception> deletionTask = Task.Factory.StartNew(() =>
{
try
{
new FileInfo(filePath).Attributes &= ~FileAttributes.ReadOnly;
File.Delete(filePath);
}
catch (Exception ex)
{
return(ex);
}
return(null);
});
if (!deletionTask.Wait(10000))
{
throw new Exception("Deletion took longer than 10 seconds");
}
else if (deletionTask.Result != null)
{
throw deletionTask.Result;
}
else
{
dlg.Log(string.Format("Deleted \"{0}\"", filePath));
return;
}
}
catch (Exception ex)
{
if (retries-- <= 0)
{
throw new Exception(string.Format("Failed to delete \"{0}\"{1}{2}", filePath, Environment.NewLine, ex.Message));
}
else
{
Thread.Sleep(1000);
}
}
}
dlg.Log(string.Format("File not found, skipped deleting: \"{0}\"", filePath));
}
/// <summary>
/// Copy a file from the package's temporary directory and log it
/// </summary>
/// <param name="dlg">The dialog that will display the output</param>
/// <param name="tempDir">The temporary directory for extracting the package ZIP</param>
/// <param name="sourceSubPath">Local path (relative to the temporary directory) to the source file</param>
/// <param name="destPath">Full path to the destination</param>
private void CopyFromPackage(ProcessDialog dlg, string tempDir, string sourceSubPath, string destPath)
{
try
{
Utils.CopyFile(Path.Combine(tempDir, sourceSubPath), destPath);
dlg.Log(string.Format("Copied \"Package\\{0}\" to \"{1}\"", sourceSubPath, destPath));
}
catch (Exception ex)
{
throw new Exception(string.Format("Failed to copy \"Package\\{0}\" to \"{1}\"{2}{3}", sourceSubPath, destPath, Environment.NewLine, ex.Message));
}
}
/// <summary>
/// Perform the uninstallation
/// </summary>
/// <param name="dlg">The dialog that will display the output</param>
/// <param name="deploymentDir">Where to deploy the package</param>
private void Uninstall(ProcessDialog dlg, string deploymentDir)
{
// Different folder structure if in the LEADTOOLS root
bool inLEADOverride = Properties.Settings.Default.InLEADOverride;
bool inLEAD = Utils.GetFolders(deploymentDir, out string printerDriverFolder, out string virtualPrinterFolder, inLEADOverride);
if (inLEAD && !inLEADOverride)
{
dlg.Log("Deployment path appears to be in LEADTOOLS installation");
}
try
{
// Uninstall the printer drivers (only for Vista or later)
if (Utils.IsVistaOrLater())
{
dlg.Log("Uninstalling printer driver(s)");
try
{
if (File.Exists(Path.Combine(virtualPrinterFolder, @"DriverPackageX64\LeadtoolsVirtualPrinter.INF")))
{
dlg.Log("Uninstalling 64-bit printer driver...");
Utils.UninstallPrinterDriver("Windows x64");
dlg.Log("Successfully uninstalled 64-bit printer driver");
}
if (File.Exists(Path.Combine(virtualPrinterFolder, @"DriverPackageX86\LeadtoolsVirtualPrinter.INF")))
{
dlg.Log("Uninstalling 32-bit printer driver...");
Utils.UninstallPrinterDriver("Windows NT x86");
dlg.Log("Successfully uninstalled 32-bit printer driver");
}
}
catch (Win32Exception ex)
{
if (inLEAD && ex.NativeErrorCode == Utils.ERROR_PRINTER_DRIVER_IN_USE)
{
throw new Exception("Failed to uninstall driver package, it is currently in use. Please ensure there are no LEADTOOLS printers currently running.");
}
else
{
throw ex;
}
}
}
// Stop the spooler service
dlg.Log("Stopping spooler service...");
ServiceController spoolerService = new ServiceController("Spooler");
spoolerService.Stop();
spoolerService.WaitForStatus(ServiceControllerStatus.Stopped);
dlg.Log("Spooler service stopped");
try
{
// Delete 64-bit files from System32
string system32X64 = Path.GetFullPath(Environment.GetFolderPath(Environment.SpecialFolder.System));
foreach (Tuple <string, bool> pair in filesForSystem32X64)
{
// Delete from System32
DeleteIfPresent(dlg, Path.Combine(system32X64, pair.Item1));
if (pair.Item2)
{
// Delete from System32\spool\drivers\x64
DeleteIfPresent(dlg, Path.Combine(system32X64, @"spool\drivers\x64", pair.Item1));
// Delete from System32\spool\drivers\x64\3
DeleteIfPresent(dlg, Path.Combine(system32X64, @"spool\drivers\x64\3", pair.Item1));
}
}
// Delete 32-bit files from System32
string system32Win32 = Path.GetFullPath(Environment.GetFolderPath(Environment.SpecialFolder.SystemX86));
foreach (Tuple <string, bool> pair in filesForSystem32Win32)
{
// Delete from System32
DeleteIfPresent(dlg, Path.Combine(system32Win32, pair.Item1));
if (pair.Item2)
{
// Delete from System32\spool\drivers\W32X86
DeleteIfPresent(dlg, Path.Combine(system32Win32, @"spool\drivers\W32X86", pair.Item1));
// Delete from System32\spool\drivers\W32X86\3
DeleteIfPresent(dlg, Path.Combine(system32Win32, @"spool\drivers\W32X86\3", pair.Item1));
}
}
}
catch (Exception ex)
{
dlg.Log("There was a problem...");
throw ex;
}
finally
{
// Start the spooler service again
dlg.Log("Starting spooler service...");
spoolerService.Start();
spoolerService.WaitForStatus(ServiceControllerStatus.Running);
dlg.Log("Spooler service started");
}
// Unregister common components
string[] commonFiles = new string[]
{
"LPCLB06N.dll",
"LPCMG06N.exe",
"LPWSE06N.exe",
"LPCPN06N.dll",
"LPPRNCON.dll",
"LpPrinterThunk.exe"
};
foreach (string file in commonFiles)
{
if (File.Exists(Path.Combine(printerDriverFolder, file)))
{
Utils.UnregisterComponent(printerDriverFolder, file);
dlg.Log(string.Format("Unregistered {0}", file));
}
else
{
dlg.Log(string.Format("File not found, skipped unregistering: {0}", file));
}
}
// Prompt for deletion inside LEADTOOLS installation
if (inLEAD)
{
// Verify the user wants to delete the files
if (MessageBox.Show("Deployment path appears to be inside a LEADTOOLS installation, would you like to delete the files anyway?", "Caution", MessageBoxButtons.YesNo, MessageBoxIcon.Warning) == DialogResult.Yes)
{
// Only delete the PrinterDriver and Virtual Printer folders, not the whole SDK
Directory.Delete(printerDriverFolder, true);
Directory.Delete(virtualPrinterFolder, true);
dlg.Log("PrinterDriver and Virtual Printer directories deleted");
}
else
{
dlg.Log("Deployment path inside LEADTOOLS installation, not deleting");
}
}
else
{
// Delete the entire directory
Directory.Delete(deploymentDir, true);
dlg.Log("Deployment path deleted");
}
// All done
dlg.Finished("Deployment uninstalled successfully");
}
catch (Exception ex)
{
dlg.Finished(string.Format("Unable to uninstall:{0}{1}", Environment.NewLine, ex.Message));
}
}
/// <summary>
/// Install the printers following the guide:
/// https://www.leadtools.com/help/leadtools/v20/dh/to/printer-driver-files-to-be-included-with-your-application.html
/// </summary>
/// <param name="dlg">The dialog that will display the output</param>
/// <param name="installWin32">Whether or not to install the 32-bit drivers</param>
/// <param name="installX64">Whether or not to install the 64-bit drivers</param>
/// <param name="printerDriverFolder">Full path to the PrinterDriver folder</param>
/// <param name="virtualPrinterFolder">Full path to the Virtual Printer folder</param>
private void InstallPrinters(ProcessDialog dlg, bool installWin32, bool installX64, string printerDriverFolder, string virtualPrinterFolder)
{
// Install the printer driver packages (only for Vista or later)
if (Utils.IsVistaOrLater())
{
dlg.Log("Installing driver package(s)");
if (installX64)
{
Utils.InstallDriverPackage(Path.Combine(virtualPrinterFolder, @"DriverPackageX64\LeadtoolsVirtualPrinter.INF"), "Windows x64");
dlg.Log("Installed 64-bit driver package");
}
if (installWin32)
{
Utils.InstallDriverPackage(Path.Combine(virtualPrinterFolder, @"DriverPackageX86\LeadtoolsVirtualPrinter.INF"), "Windows NT x86");
dlg.Log("Installed 32-bit driver package");
}
}
// Stop the spooler service
dlg.Log("Stopping spooler service...");
ServiceController spoolerService = new ServiceController("Spooler");
spoolerService.Stop();
spoolerService.WaitForStatus(ServiceControllerStatus.Stopped);
dlg.Log("Spooler service stopped");
try
{
// Copy files to System32
if (installX64)
{
string system32 = Environment.GetFolderPath(Environment.SpecialFolder.System);
foreach (Tuple <string, bool> pair in filesForSystem32X64)
{
// Get the source path
string sourcePath = Path.Combine(virtualPrinterFolder, @"Common\Driver\x64", pair.Item1);
// Copy to System32
CopyFile(dlg, sourcePath, Path.Combine(system32, pair.Item1));
if (pair.Item2)
{
// Copy to System32\spool\drivers\x64
CopyFile(dlg, sourcePath, Path.Combine(system32, @"spool\drivers\x64", pair.Item1));
// Copy to System32\spool\drivers\x64\3
string destPath = Path.Combine(system32, @"spool\drivers\x64\3", pair.Item1);
try
{
CopyFile(dlg, sourcePath, destPath);
}
catch (Exception ex)
{
if (Utils.IsVistaOrLater() && File.Exists(destPath))
{
dlg.Log(string.Format("File already exists (driver package may have installed), skipped copying \"{0}\" to \"{1}\"", sourcePath, destPath));
}
else
{
throw ex;
}
}
}
}
}
if (installWin32)
{
string system32 = Environment.GetFolderPath(Environment.SpecialFolder.SystemX86);
foreach (Tuple <string, bool> pair in filesForSystem32Win32)
{
// Get the source path
string sourcePath = Path.Combine(virtualPrinterFolder, @"Common\Driver\Win32", pair.Item1);
// Copy to System32
CopyFile(dlg, sourcePath, Path.Combine(system32, pair.Item1));
if (pair.Item2)
{
// Copy to System32\spool\drivers\W32X86
CopyFile(dlg, sourcePath, Path.Combine(system32, @"spool\drivers\W32X86", pair.Item1));
// Copy to System32\spool\drivers\W32X86\3
string destPath = Path.Combine(system32, @"spool\drivers\W32X86\3", pair.Item1);
try
{
CopyFile(dlg, sourcePath, destPath);
}
catch (Exception ex)
{
if (Utils.IsVistaOrLater() && File.Exists(destPath))
{
dlg.Log(string.Format("File already exists (driver package may have installed), skipped copying \"{0}\" to \"{1}\"", sourcePath, destPath));
}
else
{
throw ex;
}
}
}
}
}
}
catch (Exception ex)
{
dlg.Log("There was a problem...");
throw ex;
}
finally
{
// Start the spooler service again
dlg.Log("Starting spooler service...");
spoolerService.Start();
spoolerService.WaitForStatus(ServiceControllerStatus.Running);
dlg.Log("Spooler service started");
}
// Register common components
string[] commonFiles = new string[]
{
"LPCLB06N.dll",
"LPCMG06N.exe",
"LPWSE06N.exe",
"LPCPN06N.dll",
"LPPRNCON.dll",
"LpPrinterThunk.exe"
};
foreach (string file in commonFiles)
{
Utils.RegisterComponent(printerDriverFolder, file);
dlg.Log(string.Format("Registered {0}", file));
}
}
/// <summary>
/// Perform the installation
/// </summary>
/// <param name="dlg">The dialog that will display the output</param>
/// <param name="tempDir">The temporary directory for extracting the package ZIP</param>
/// <param name="deploymentDir">Where to deploy the package</param>
/// <param name="zipFile">Full path to the package ZIP</param>
/// <param name="target64">If deploying to 64-bit</param>
/// <param name="dualInstall">If 32-bit drivers should also be installed during a 64-bit installation</param>
/// <param name="inLEADOverride">If the installation should be treated as being in an SDK installation</param>
private void Install(ProcessDialog dlg, string tempDir, string deploymentDir, string zipFile, bool target64, bool dualInstall, bool inLEADOverride)
{
// Unzip
try
{
ZipFile.ExtractToDirectory(zipFile, tempDir);
dlg.Log("Unzipped package to temporary directory");
}
catch (Exception ex)
{
dlg.Finished(string.Format("Unable to extract package to temporary directory:{0}{1}", Environment.NewLine, ex.Message));
return;
}
// Copy files and install
try
{
// Check for what's in the package
bool hasWin32 = File.Exists(Path.Combine(tempDir, @"DriverPackageX86\LeadtoolsVirtualPrinter.INF"));
bool hasX64 = File.Exists(Path.Combine(tempDir, @"DriverPackageX64\LeadtoolsVirtualPrinter.INF"));
if (!hasWin32 && !hasX64)
{
throw new Exception("Missing all required files");
}
// Ensure the different installation options are detected
bool installWin32 = !target64 || dualInstall;
if (!hasWin32 && installWin32)
{
throw new Exception("Missing 32-bit required files");
}
bool installX64 = target64;
if (!hasX64 && installX64)
{
throw new Exception("Missing 64-bit required files");
}
// Different folder structure if in the LEADTOOLS root
bool inLEAD = Utils.GetFolders(deploymentDir, out string printerDriverFolder, out string virtualPrinterFolder, inLEADOverride);
if (inLEAD && !inLEADOverride)
{
dlg.Log("Deployment path appears to be in LEADTOOLS installation");
}
// Extract package
ExtractPackage(dlg, tempDir, installWin32, installX64, printerDriverFolder, virtualPrinterFolder);
dlg.Log("Finished extracting package");
// Install the printers
InstallPrinters(dlg, installWin32, installX64, printerDriverFolder, virtualPrinterFolder);
dlg.Log("Printer drivers installed successfully");
// Clean up temporary folder
new DirectoryInfo(tempDir).Attributes &= ~FileAttributes.ReadOnly;
Directory.Delete(tempDir, true);
dlg.Log("Deleted temporary directory");
// All done
dlg.Finished(string.Format("Deployment package installed successfully{0}Note: A restart may be required before the functionality is available", Environment.NewLine));
}
catch (Exception ex)
{
dlg.Finished(string.Format("Unable to install deployment package:{0}{1}", Environment.NewLine, ex.Message));
}
}
/// <summary>
/// Copy the various files from the temporary directory to the desired locations
/// </summary>
/// <param name="dlg">The dialog that will display the output</param>
/// <param name="tempDir">The temporary directory for extracting the package ZIP</param>
/// <param name="installWin32">Whether or not to extract the 32-bit files</param>
/// <param name="installX64">Whether or not to extract the 64-bit files</param>
/// <param name="printerDriverFolder">Full path to the PrinterDriver folder</param>
/// <param name="virtualPrinterFolder">Full path to the Virtual Printer folder</param>
private void ExtractPackage(ProcessDialog dlg, string tempDir, bool installWin32, bool installX64, string printerDriverFolder, string virtualPrinterFolder)
{
// Copy to PrinterDriver folder
CopyFromPackage(dlg, tempDir, @"Common\Bin\LeadtoolsPrinter.exe", Path.Combine(printerDriverFolder, @"Bin\LeadtoolsPrinter.exe"));
List <string> filesToCopy = new List <string>
{
"LPCLB06n.dll",
"LPCMG06n.exe",
"LPCPN06N.dll",
"LpPrinterThunk.exe",
"LpPrnCon.dll",
"LPWSE06n.exe"
};
foreach (string file in filesToCopy)
{
CopyFromPackage(dlg, tempDir, Path.Combine(@"Common\ComSrv", file), Path.Combine(printerDriverFolder, file));
}
// Ensure there is a blank Spool folder
string spoolDirectory = Path.Combine(printerDriverFolder, "Spool");
if (!Directory.Exists(spoolDirectory))
{
Directory.CreateDirectory(spoolDirectory);
dlg.Log("Created Spool directory");
}
// Copy to Virtual Printer folder
filesToCopy = new List <string>
{
@"Common\Bin\LeadtoolsPrinter.exe",
@"Common\ComSrv\LPCLB06n.dll",
@"Common\ComSrv\LPCMG06n.exe",
@"Common\ComSrv\LPCPN06N.dll",
@"Common\ComSrv\LpPrinterThunk.exe",
@"Common\ComSrv\LpPrnCon.dll",
@"Common\ComSrv\LPWSE06n.exe"
};
if (installWin32)
{
filesToCopy.AddRange(new List <string>
{
@"CDLL\Win32\ltPrinterClientInstalleru.dll",
@"CDLL\Win32\ltPrinteru.dll",
@"Common\Driver\Win32\LPPMn06u.dll",
@"DriverPackageX86\i386\LPDRV06n.dll",
@"DriverPackageX86\i386\LPUID06n.dll",
@"DriverPackageX86\LeadtoolsVirtualPrinter.INF",
@"DriverPackageX86\leadtoolsvirtualprinter_x86.cat"
});
}
if (installX64)
{
filesToCopy.AddRange(new List <string>
{
@"CDLL\x64\ltPrinterClientInstallerx.dll",
@"CDLL\x64\ltPrinterx.dll",
@"Common\Driver\x64\LPPMn06x.dll",
@"DriverPackageX64\amd64\LPDRV06x.dll",
@"DriverPackageX64\amd64\LPUID06x.dll",
@"DriverPackageX64\LeadtoolsVirtualPrinter.INF",
@"DriverPackageX64\leadtoolsvirtualprinter_amd64.cat"
});
}
foreach (string file in filesToCopy)
{
CopyFromPackage(dlg, tempDir, file, Path.Combine(virtualPrinterFolder, file));
}
// Copy certain files to another location
if (installWin32)
{
CopyFromPackage(dlg, tempDir, @"DriverPackageX86\i386\LPDRV06n.dll", Path.Combine(virtualPrinterFolder, @"Common\Driver\Win32\LPDRV06n.dll"));
CopyFromPackage(dlg, tempDir, @"DriverPackageX86\i386\LPUID06n.dll", Path.Combine(virtualPrinterFolder, @"Common\Driver\Win32\LPUID06n.dll"));
}
if (installX64)
{
CopyFromPackage(dlg, tempDir, @"DriverPackageX64\amd64\LPDRV06x.dll", Path.Combine(virtualPrinterFolder, @"Common\Driver\x64\LPDRV06x.dll"));
CopyFromPackage(dlg, tempDir, @"DriverPackageX64\amd64\LPUID06x.dll", Path.Combine(virtualPrinterFolder, @"Common\Driver\x64\LPUID06x.dll"));
}
}