B2017-249 Handle AutoSave feature of MSWord. Handle temporary documents which were not saved when PROMS crashed or was terminated without saving.

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

@@ -175,6 +175,13 @@ namespace VEPROMS.CSLA.Library
 	}
 	public partial class DocumentInfo
 	{
+		// B2017-249 Recover Temporary File And AutoSave support for MSWord
+		private bool _ContentIsDirty = false;
+		public bool ContentIsDirty
+		{
+			get { return _ContentIsDirty; }
+			set { _ContentIsDirty = value; }
+		}
 		public string DocumentTitle
 		{
 			get
@@ -386,7 +393,8 @@ namespace VEPROMS.CSLA.Library
 			get { return _MyDocument; }
 			set
 			{
-				TryDelete();
+				// B2017-249 Don't delete last DSOFile
+				//TryDelete();
 				_MyDocument = value;
 				CreateFile();
 			}
@@ -406,7 +414,9 @@ namespace VEPROMS.CSLA.Library
 		{
 			if (_MyDocument == null) return;
 			if (_MyFile == null) return;
-			if (_MyFile.Exists)
+		// B2017-249 Recover Temporary File And AutoSave support for MSWord
+			_MyFile.Refresh();
+			if (_MyFile.Exists && (TimeSpan.FromTicks(_MyDocument.DTS.Ticks - _MyFile.LastWriteTimeUtc.Ticks).TotalSeconds > 1.0))
 			{
 				try
 				{
@@ -440,24 +450,77 @@ namespace VEPROMS.CSLA.Library
 			while (!_Created)
 				CreateTemporaryFile();
 		}
-
+		// B2017-249 Recover Temporary File And AutoSave support for MSWord
+		public bool ContentIsDirty
+		{
+			get
+			{
+				_MyFile.Refresh();
+				return _MyFile.Exists && (_MyFile.LastWriteTimeUtc > StartDTS);
+			}
+		}
+		private DateTime _StartDTS;
+		public DateTime StartDTS
+		{
+			get { return _StartDTS; }
+			set { _StartDTS = value; }
+		}
 		private void CreateTemporaryFile()
 		{
+			_Unique = 0;
 			try
 			{
 				if (_MyDocument != null)
 				{
 					_MyFile = new FileInfo(string.Format(@"{0}\tmp_{1}{2}{3}", VlnSettings.TemporaryFolder, MyDocument.DocID, Unique, MyDocument.FileExtension));
+					FileInfo matchingFile = null;
 					while (_MyFile.Exists)
 					{
+						// B2017-249 Recover Temporary File And AutoSave support for MSWord
+						if (!Temporary)
+						{
+							double dtsDiff = TimeSpan.FromTicks(_MyFile.LastWriteTimeUtc.Ticks - _MyDocument.DTS.Ticks).TotalSeconds;
+							if (dtsDiff > 1.0)
+							{
+								if (System.Windows.Forms.MessageBox.Show("Restore Unsaved version from " + String.Format("{0:MM/dd/yyyy HH:mm:ss}", _MyFile.LastWriteTime),
+									"Restore Unsaved Version", System.Windows.Forms.MessageBoxButtons.YesNo, System.Windows.Forms.MessageBoxIcon.Question) == System.Windows.Forms.DialogResult.Yes)
+								{
+									_MyDocument.ContentIsDirty = true;
+									StartDTS = _MyFile.LastWriteTimeUtc;
+									_Created = true;
+									return;
+								}
+								else
+								{
+									_MyFile.Delete();
+									break;
+								}
+							}
+							else if (dtsDiff > -.5 && dtsDiff < .5)
+							{
+								matchingFile = _MyFile;
+							}
+						}
 						_MyFile = new FileInfo(string.Format(@"{0}\tmp_{1}{2}{3}", VlnSettings.TemporaryFolder, MyDocument.DocID, Unique, MyDocument.FileExtension));
 					}
+					// B2017-249 Recover Temporary File And AutoSave support for MSWord
+					if (matchingFile != null)
+					{
+						_MyFile = matchingFile;
+						_MyDocument.ContentIsDirty = false;
+						StartDTS = _MyFile.LastWriteTimeUtc;
+						_Created = true;
+						return;
+					}
 					FileStream fs = _MyFile.Create();
 					if (MyDocument.DocContent != null) fs.Write(MyDocument.DocContent, 0, MyDocument.DocContent.Length);
 					fs.Close();
 					_MyFile.CreationTimeUtc = _MyDocument.DTS;
 					_MyFile.LastWriteTimeUtc = _MyDocument.DTS;
+					// B2017-249 Recover Temporary File And AutoSave support for MSWord
+					StartDTS = _MyFile.LastWriteTimeUtc;
 					_Created = true;
+					_MyDocument.ContentIsDirty = false;
 				}
 			}
 			catch (Exception ex)
@@ -551,6 +614,18 @@ namespace VEPROMS.CSLA.Library
 		{
 			MyDocument = myDocument;
 		}
+		// B2017-249 Recover Temporary File And AutoSave support for MSWord
+		private bool _Temporary = false;
+		public bool Temporary
+		{
+			get { return _Temporary; }
+			set { _Temporary = value; }
+		}
+		public DSOFile(DocumentInfo myDocument, bool temporary)
+		{
+			Temporary = temporary;
+			MyDocument = myDocument;
+		}
 		#endregion
 		#region Destructor
 		~DSOFile()
@@ -568,7 +643,8 @@ namespace VEPROMS.CSLA.Library
 			if (!_IsDisposed)
 			{
 				_IsDisposed = true;
-				TryDelete();
+				// B2017-249 Don't Delete last DSOFile
+				//TryDelete();
 			}
 		}
 		#endregion
@@ -709,7 +785,8 @@ namespace VEPROMS.CSLA.Library
 				spPrefix = dvi.DocVersionConfig.RODefaults_setpointprefix;
 			}
 			//    string AccPageID = string.Format("<{0}-{1}>", accPrefix, roch.appid);
-			using (DSOFile myFile = new DSOFile(sect.MyContent.MyEntry.MyDocument))
+		// B2017-249 Recover Temporary File And AutoSave support for MSWord
+			using (DSOFile myFile = new DSOFile(sect.MyContent.MyEntry.MyDocument,true))
 			{
 				// Increase the priority of the Word Process so that the pdf creation happens quickly
 				Process[] myProcessess = Process.GetProcessesByName("winword");
@@ -992,6 +1069,8 @@ namespace VEPROMS.CSLA.Library
 					DocReplace.Add(sect.MyContent.MyEntry.DocID, GetBytes(MyApp.ActiveDocument.FullName)); // save the word document containing resolved ROs
 				}
 				CloseDocument();
+				// B2017-249 Delete Temporary file
+				myFile.MyFile.Delete();
 				if (CloseWordWhenDone)
 				{
 					CloseAppAfterWait();

PROMS/Volian.Base.Library/TmpFile.cs

@@ -50,7 +50,31 @@ namespace Volian.Base.Library
 		}
 		public static void RemoveTmpDocs()
 		{
-			RemoveTmps("*.doc");
+			// B2017-249 Recover Temporary File And AutoSave support for MSWord
+			// Remove temporary Doc Files more than 2 days old so that files with changes can be recoered.
+			RemoveOldTmps("*.doc");
+			RemoveOldTmps("*.docx");
+			RemoveOldTmps("*.rtf");
+		}
+        private static void RemoveOldTmps(string extension)
+        {
+            string tmpFolder = VlnSettings.TemporaryFolder;
+            DirectoryInfo di = new DirectoryInfo(tmpFolder);
+            if (!di.Exists) return;
+            foreach (FileInfo fi in di.GetFiles(extension))
+            {
+                try
+                {
+                    // delete any docs.  If it fails, just go on to the next one becase
+                    // it may be open from another process.
+                    if(fi.LastWriteTimeUtc < DateTime.Now.AddDays(-2.0))
+                    fi.Delete();
+                }
+                catch (Exception ex)
+                {
+                    continue;   // if an error, go onto next file.
+                }
+            }
         }
 
 		private static void RemoveTmps(string extension)

PROMS/Volian.Controls.Library/DSOTabPanel.cs

@@ -86,7 +86,8 @@ namespace Volian.Controls.Library
 			get 
 			{
 				if (_MyEdWord == null) return false; // B2017-133 Edraw Is Dirty Property
-				return _MyEdWord.IsDirty();
+				// B2017-249 Recover Temporary File And AutoSave support for MSWord
+				return _MyEdWord.IsDirty() || MyDSOFile.ContentIsDirty;
 				//LBDocumentClass doc = new LBDocumentClass(_MyEdWord.ActiveDocument());
 				//return !doc.Saved; 
 			}
@@ -545,7 +546,8 @@ namespace Volian.Controls.Library
 		{
 			if (OverrideClose)
 				return false;
-			if (IsDirty)
+		// B2017-249 Recover Temporary File And AutoSave support for MSWord
+			if (IsDirty || MyDSOFile.MyDocument.ContentIsDirty)
 			{
 				// Unfortunately, the only way to handle view mode for DSO Framer is to not save.
 				if (PanelViewEditMode == E_ViewMode.View || !_AllowedToEdit)
@@ -554,12 +556,24 @@ namespace Volian.Controls.Library
 					return false;
 				}
 				//if (MessageBox.Show("Save changes to " + _MyDisplayTabItem.MyItemInfo.TabTitle + "\r\n" + _MyDisplayTabItem.MyItemInfo.TabToolTip, "Document has Changed", MessageBoxButtons.YesNo, MessageBoxIcon.Question) == DialogResult.Yes)
-				if (MessageBox.Show("Save changes to " + _MyDisplayTabItem.Text + "\r\n" + _MyDisplayTabItem.Tooltip, "Document has Changed", MessageBoxButtons.YesNo, MessageBoxIcon.Question) == DialogResult.Yes)
+				// B2017-249 Recover Temporary File And AutoSave support for MSWord
+				if (MessageBox.Show("Save changes to " + (MyDSOFile.MyDocument.ContentIsDirty ? "Recovered Version of " : "") + _MyDisplayTabItem.Text + "\r\n" + _MyDisplayTabItem.Tooltip,
+					(IsDirty ? "Document has Changed" : "Previous Changes were not saved."), MessageBoxButtons.YesNo, MessageBoxIcon.Question) == DialogResult.Yes)
 					return SaveDSO();
+				//Console.WriteLine("Delete {0}", MyDSOFile.MyFile.Name);
+				DeleteOnClose = true;
 				return false;
 			}
 			return true;
 		}
+		// B2017-249 Recover Temporary File And AutoSave support for MSWord
+		private bool _DeleteOnClose = false;
+
+		public bool DeleteOnClose
+		{
+			get { return _DeleteOnClose; }
+			set { _DeleteOnClose = value; }
+		}
 		public static bool IgnoreEnter = false;
 		private bool _In_DSOTabPanel_Enter=false;
 		/// <summary>
@@ -638,6 +652,8 @@ namespace Volian.Controls.Library
 					components.Remove(_MyEdWord);
 					_MyEdWord.Dispose();
 					_MyEdWord = null;
+					// B2017-249 Recover Temporary File And AutoSave support for MSWord
+					if (DeleteOnClose) MyDSOFile.MyFile.Delete();
 					_Count--;
 				}
 			}