fsItem dirWalk(string sDir, int parentId, string tab)
{
/*if (sDir==@"C:\Users\Public\Pictures\felix\Picasa\Exports")
{
string s = sDir+"";
}*/
fsItem folder = new fsItem();
folder.Path = sDir;
folder.isFile = false;
folder.ParentId = parentId;
folderProcessArgs newFolderProcess;
step++;
// if (step > 1) { stop = true; }
DirectoryInfo directory = new DirectoryInfo(sDir);
FileInfo[] files = null;
string[] folders;
try
{
folders = Directory.GetDirectories(sDir);
if (folders.Count() > 0)
{
//create a group
newFolderProcess = new folderProcessArgs(this, folder, "has-children", "...Ignoring Items with no access, please check!");
OnNewFolder(this, newFolderProcess);
}
files = directory.GetFiles();
if ((folders.Count() + files.Count()) > 0)
{
List<fsItem> folderItems = new List<fsItem>();
string insertNewItemCommand = "INSERT INTO folders (parentId,path,isFile) values (" + parentId.ToString() + ",'" + processSQLTestParam(sDir) + "',0)";
DBCommand.CommandText = insertNewItemCommand;
DBCommand.ExecuteNonQuery();
DBCommand.CommandText = @"select last_insert_rowid()";
folder.Id = (int)(long)DBCommand.ExecuteScalar(); // Need to type-cast since `ExecuteScalar` returns an object.
//generate here an event and capture it and call report progress pn the background worker every times an event is captured
newFolderProcess = new folderProcessArgs(this, folder, "started", "\r\n" + tab + "Processing Folder :'" + sDir + "'...");
OnNewFolder(this, newFolderProcess);
if (stop)
{
folders = new string[0];
files = new FileInfo[0];
}
//process folders
foreach (string subfolder in folders)
{
fsItem fsi = dirWalk(subfolder, folder.Id, tab + "\t");
if (fsi != null)
{
if (fsi.Access > 0)
{
folder.Access = -1;
}
folderItems.Add(fsi);
}
}
//process files
processFilesInFolder(ref folderItems, folder, files);
if (folderItems.Count > 0)
{
Dictionary<string, object> folderHash = getMD5FolderHash(folderItems);
//at the end of the processing the hash and size are calculated and assigned
folder.Hash = folderHash["hash"].ToString();
folder.Size = (long)folderHash["size"];
updateFolder(ref folder);
newFolderProcess = new folderProcessArgs(this, folder,"completed", "\r\n" + tab + (this.stop ? "Exited" : "Done!"));
OnNewFolder(this, newFolderProcess);
return folder;
}
else
{
if (this.stop)// the system received a stop signal don't care the rest of the logic
{
newFolderProcess = new folderProcessArgs(this, folder,"stopping", "\r\n" + tab + "Exited");
OnNewFolder(this, newFolderProcess);
}
return null;
}
}
else
{
//the folder is empty
// calculate an empty folder hash
Dictionary<string, object> folderHash = getMD5FolderHash(new List<fsItem>{folder});
//at the end of the processing the hash and size are calculated and assigned
folder.Hash = folderHash["hash"].ToString();
folder.Size = (long)folderHash["size"];
updateFolder(ref folder);
newFolderProcess = new folderProcessArgs(this, folder, "empty-complete", "\r\n" + tab + (this.stop ? "Exited" : "Done!"));
OnNewFolder(this, newFolderProcess);
return folder;
}
}
catch (UnauthorizedAccessException ex)
{
newFolderProcess = new folderProcessArgs(this, folder,"ignored", "Access denied to folder :'" + sDir + "'" /*+ ex.Message*/);
folder.Access = -1;
OnNewFolder(this, newFolderProcess);
return folder;
//throw new Exception("\r\nError while getting files from:'" + sDir + "', with message:" + ex.Message);
}
catch (Exception ex)
{
throw new Exception("\r\nError while processing:'" + sDir + "', with message:" + ex.Message);
}
}
private void folderProc_OnNewFolder(object sender, folderProcessArgs e)
{
backgroundWorker1.ReportProgress(e.Folder.Id, e);
}