static int Main(string[] args)
{
if (args.Length == 0)
{
Logger.MessageToFile("Laserfiche PDF to TIFF did not receive an entry id.");
return(-1);
}
else
{
Logger.MessageToFile("Started looking at conversion....");
/* CONSTANTS */
string Laserfiche_server = ConfigurationManager.AppSettings["LaserficheServer"];
string Laserfiche_repository = ConfigurationManager.AppSettings["LaserficheRepository"];
string Laserfiche_user = ConfigurationManager.AppSettings["LaserficheUser"];
string Laserfiche_password = ConfigurationManager.AppSettings["LaserfichePassword"];
string temp_save_folder = ConfigurationManager.AppSettings["TemporarySaveFolder"];
/* Ghostscript specific parameters */
string tiff_image_resolution = "-r" + ConfigurationManager.AppSettings["TiffImageResolution"];
string tiff_image_type = "-sDEVICE=" + ConfigurationManager.AppSettings["TiffImageType"];
string inputMime;
/* VARIABLES */
int entry_id = Int32.Parse(args[0]);
string message_id = "Laserfiche Entry#" + entry_id + "(" + Laserfiche_repository + ")";
string message_id_eol = message_id + ".";
/* LASERFICHE SESSION */
RepositoryRegistration repositoryRegistration = new RepositoryRegistration(Laserfiche_server, Laserfiche_repository);
Session LaserficheSession = new Session
{
IsSecure = false
};
LaserficheSession.LogIn(Laserfiche_user, Laserfiche_password, repositoryRegistration);
/* LASERFICHE OBJECTS */
LaserficheReadStream electronicDocument = Document.ReadEdoc(entry_id, out inputMime, LaserficheSession);
DocumentInfo document = Document.GetDocumentInfo(entry_id, LaserficheSession);
EntryInfo entry = Entry.GetEntryInfo(entry_id, LaserficheSession);
/* UNLOCK ENTRIES JUST IN CASE */
document.Unlock();
entry.Unlock();
/* LENGTH OF PDF FILE / Byte Array */
MemoryStream memoryStream = new MemoryStream();
electronicDocument.CopyTo(memoryStream);
byte[] byteArray = memoryStream.ToArray();
/* LASERFICHE VARS - EXTRA INFORMATION */
string fileExt = document.Extension.ToString();
/* EXPORT PDF and convert to TIFFs */
if (document.PageCount == 0 && inputMime == "application/pdf")
{
Logger.MessageToFile("Started downloading PDF for " + message_id_eol);
/* Save PDF */
string pdf_file_path = temp_save_folder + document.Id.ToString() + '.' + fileExt;
FileStream fileStream = new FileStream(pdf_file_path, FileMode.Create, FileAccess.ReadWrite);
fileStream.Write(byteArray, 0, byteArray.Length);
fileStream.Close();
/* Ghostscript Variables */
var pdf_file_info = new FileInfo(pdf_file_path);
string tiff_file_path = Path.Combine(temp_save_folder, pdf_file_info.Name.Replace(pdf_file_info.Extension, ".tiff"));
/* delete the TIFF if it is already there....*/
if (File.Exists(tiff_file_path))
{
File.Delete(tiff_file_path);
}
/* Extract TIFF from PDF using Ghostscript DLL ... */
/* MORE INFORMATION ABOUT GHOSTSCRIPT : https://www.ghostscript.com/doc/current/Use.htm */
/* -dNOPAUSE -dBATCH keeps ghostscript from prompting user input */
/* -dSAFER enables access controls on files. https://www.ghostscript.com/doc/current/Use.htm#Safer */
try
{
Logger.MessageToFile("Started ghostscript conversion for " + message_id_eol);
string[] argv = new string[] { "PDF2TIFF", "-q", "-sOutputFile=" + tiff_file_path, "-dNOPAUSE", "-dBATCH", "-P-", "-dSAFER", tiff_image_type, tiff_image_resolution, pdf_file_path };
Ghostscript.Run(argv);
}
catch (Exception e)
{
Logger.MessageToFile("FAIL : Ghostscript conversion for " + message_id_eol);
Logger.MessageToFile(e.ToString());
Environment.Exit(0);
}
finally
{
Logger.MessageToFile("SUCCESS : Downloading / converting PDF to TIFF for " + message_id_eol);
try
{
DocumentImporter documentImporter = new DocumentImporter
{
Document = document
};
documentImporter.ImportImages(tiff_file_path);
}
catch (Exception e)
{
Logger.MessageToFile("FAIL : importing pages to " + message_id_eol);
Logger.MessageToFile(e.ToString());
Environment.Exit(0);
}
finally
{
Logger.MessageToFile("SUCCESS : imported pages to " + message_id_eol);
File.Delete(pdf_file_path);
File.Delete(tiff_file_path);
memoryStream.Close();
electronicDocument.Close();
document.Dispose();
entry.Dispose();
LaserficheSession.Close();
LaserficheSession.Discard();
}
}
Logger.MessageToFile("SUCCESS : " + message_id + " uploaded with a total of " + document.PageCount + " pages.");
return(document.PageCount);
}
else
{
Logger.MessageToFile("BYPASS : "******" already had pages generated / " + document.PageCount + " pages.");
return(document.PageCount);
}
}
}
