Save Ascii content to DocAscii

PROMS/VEPROMS.CSLA.Library/Extension/DocumentExt.cs

@@ -6,6 +6,7 @@ using Csla;
 using Csla.Data;
 using System.Data;
 using System.Data.SqlClient;
+using EPocalipse.IFilter;
 
 namespace VEPROMS.CSLA.Library
 {
@@ -19,6 +20,45 @@ namespace VEPROMS.CSLA.Library
 				return _LibTitle;
 			}
 		}
+		public void UpdateDocAscii(string fileName)
+		{
+			try
+			{
+				DocAscii = null;
+				// Opening the file directly gives a sharing violation.
+				// Therefore, the file is copied and the copy is used and then deleted.
+				FileInfo myFile = new FileInfo(fileName);
+				FileInfo tempFile = new FileInfo(myFile.DirectoryName + "\\tmp_" + myFile.Name);
+				myFile.CopyTo(tempFile.FullName); // Copy to the temporary file
+				using (FilterReader reader = new FilterReader(tempFile.FullName)) // Open the IFilter Reader
+				{
+					DocAscii = FixString(reader.ReadToEnd()); // Read the ascii text
+					reader.Close(); // Close the reader
+				}
+				tempFile.Delete();
+			}
+			catch (Exception ex)
+			{
+				// Handle exceptions
+			}
+		}
+		/// <summary>
+		/// FixString processes the string returned and changes any symbols (0xF0??) to normal characters
+		/// </summary>
+		/// <param name="str"></param>
+		/// <returns></returns>
+		private static string FixString(string str)
+		{
+			StringBuilder results = new StringBuilder();
+			foreach (char c in str)
+			{
+				if ((c & 0xFF00) == 0xF000)
+					results.Append((char)(c & 0xFF));
+				else
+					results.Append((char)(c));
+			}
+			return results.ToString();
+		}
 	}
 	public partial class DocumentInfo
 	{
@@ -234,7 +274,7 @@ namespace VEPROMS.CSLA.Library
 			{
 				if (_MyDocument != null)
 				{
-					_MyFile = new FileInfo(string.Format(@"{0}\tmp_{1}{2}.{3}", TemporaryFolder, MyDocument.DocID, Unique, Extension));
+					_MyFile = new FileInfo(string.Format(@"{0}\tmp_{1}{2}{3}", TemporaryFolder, MyDocument.DocID, Unique, MyDocument.FileExtension));
 					FileStream fs = _MyFile.Create();
 					fs.Write(MyDocument.DocContent, 0, MyDocument.DocContent.Length);
 					fs.Close();
@@ -266,7 +306,9 @@ namespace VEPROMS.CSLA.Library
 			Byte[] buf = new byte[_MyFile.Length];
 			fs.Read(buf,0,buf.Length);
 			fs.Close();
+			doc.FileExtension = MyFile.Extension;
 			doc.DocContent = buf;
+			doc.UpdateDocAscii(_MyFile.FullName);
 			doc.UserID = Environment.UserName;
 			doc.DTS = _MyFile.LastWriteTime;
 			doc.Save();