public ActionResult Import()
{
string importJson = Request["hidImport"];
JavaScriptSerializer serializer = new JavaScriptSerializer();
dynamic jsonObject = serializer.Deserialize <dynamic>(importJson);
//ImportInfo jsonObject;
// Do the import
string sourceConnectionString = "@File=" + jsonObject["ImportFileLocation"] + ";@Type=Delimited;RowSeperator=" +
jsonObject["RowDelimiter"] + ";ColumnSeperator=" + jsonObject["ColumnDelimiter"] + ";FirstRowHasNames=" +
jsonObject["FirstRowHasColumnNames"].ToString();
string destConnectionString = ConfigurationManager.AppSettings["SqlConnection"];
ILinkProvider sourceProvider = null;
ILinkProvider destProvider = null;
destProvider = new SqlLinkProvider();
sourceProvider = new TextProvider();
IDataLink linkSource = sourceProvider.CreateLink(sourceConnectionString);
IDataLink linkDestination = destProvider.CreateLink(destConnectionString);
SqlDataLink sqlLink = new SqlDataLink();
sqlLink.Initialize(ConfigurationManager.AppSettings["SqlConnection"]);
sqlLink.Connect();
DataFlowTask copy = new DataFlowTask()
{
Name = "DataCopyTask"
};
ILinkReader reader = sourceProvider.CreateReader(linkSource, ""); // Since we are using same query
string destTable = jsonObject["DestinationTableName"].ToString();
ILinkWriter writer = destProvider.CreateWriter(linkDestination, destTable); // Dest table
copy.Input = reader;
copy.Output = writer;
copy.TableName = destTable;
copy.IsAutoMap = false;
dynamic maps = jsonObject["Maps"];
foreach (dynamic map in maps)
{
ColumnMap cmap = new ColumnMap();
cmap.Destination = map["FieldName"];
Expression exp = new Expression()
{
Code = map["TargetExpression"]
};
cmap.TransformExpression = exp;
copy.Mapping.Add(cmap);
}
StringBuilder sb = new StringBuilder();
ReflowEngine engine = new ReflowEngine();
engine.Tasks.Add(copy);
ExecutionEventListener eventListener = new ExecutionEventListener();
eventListener.OnTaskExecutionEvent += delegate(string taskname, string eventName, string description)
{
sb.Append(string.Format("{0,15} |{1,10} | {2} <br>", taskname, eventName, description));
};
eventListener.LoggingLevel = ExecutionEventListener.LogLevel.Verbose;
engine.Execute(eventListener);
linkSource.Disconnect();
linkDestination.Disconnect();
//System.IO.File.Delete(jsonObject["ImportFileLocation"]);
Session.Remove("import_file_path");
this.ViewBag.Log = sb.ToString();
return(View());
}
