private FileInfo GetFileInfo(string FileName, string type)
{
string versionString = string.Empty;
OpenMcdf.CompoundFile file = new OpenMcdf.CompoundFile(FileName);
CFStream stream = file.RootStorage.GetStream("BasicFileInfo");
string s = Encoding.BigEndianUnicode.GetString(stream.GetData());
//Revit 2019 uses the "Format" string to identify version instead of "Revit Build" as in
//earlier versions
Regex rgMatchLines = new Regex(@"Format:.*\d{4}");
foreach (Match match in rgMatchLines.Matches(s))
{
versionString += match.Value + System.Environment.NewLine;
}
s = Encoding.Unicode.GetString(stream.GetData());
//Revit 2018 and earlier use "Revit Build" to identify version
rgMatchLines = new Regex(@"Revit Build:.*\d{4} ");
foreach (Match match in rgMatchLines.Matches(s))
{
versionString += match.Value + System.Environment.NewLine;
}
return(new FileInfo(GetFileName(FileName), versionString, type));
}
public override WFState Run()
{
WFState retval = new WFState()
{
Value = "Success"
};
OpenMcdf.CompoundFile cf = null;
try
{
cf = new CompoundFile(this.FileToProcess);
bool attachfound = false;
int attachinc = 0;
do
{
CFStorage cfstorage = this.GetStorage(cf.RootStorage, MakeAttachStorageName(attachinc));
if (cfstorage != null)
{
// check if attachment is embedded message - if so do not process
if (this.GetStorage(cfstorage, nameOfEmbeddedMessageStream) == null)
{
string filename = string.Format("attachment{0}", attachinc);
// first get filename
CFStream cfstream = this.GetStream(cfstorage, MakeSubStorageStreamName(0x3001, 0x001F));
if (cfstream != null)
{
filename = System.Text.UnicodeEncoding.Unicode.GetString(cfstream.GetData());
}
// second get filename
cfstream = this.GetStream(cfstorage, MakeSubStorageStreamName(0x3701, 0x0102));
if (cfstream != null)
{
string filedir = string.Format("{0}\\{1}", this.ExportDirectory, WFUtilities.GetNextDirectoryNumber(this.ExportDirectory));
if (!Directory.Exists(filedir))
{
Directory.CreateDirectory(filedir);
}
if (Directory.Exists(filedir))
{
using (var bw = new BinaryWriter(File.OpenWrite(string.Format("{0}\\{1}", filedir, filename))))
{
bw.Write(cfstream.GetData());
this.OutputFiles.Add(string.Format("{0}\\{1}", filedir, filename), "Success");
}
}
}
}
attachfound = true;
}
else
{
attachfound = false;
}
attachinc++;
} while(attachfound);
}
catch (Exception)
{
retval.Value = "Fail";
}
finally
{
if (cf != null)
{
cf.Close();
}
}
return(retval);
}
