public async Task <List <DataHistoryResponseModel> > GetDataHistory([FromBody] DataHistoryModel model)
{
return(await _dataLogImplementation.GetDataHistory(model.EntityName, model.Data));
}
public async Task <HttpResponseMessage> Index([FromUri] DataHistoryModel UserData)
{
this.authenticateUser(UserData);
BigDataLogControl bigDataControl = new BigDataLogControl();
var timeline = UserData.TimeLine;
var logChanges = await bigDataControl.getLogChangesByType(UserData.UserID, timeline, UserData.ActivityType).ConfigureAwait(false);
byte[] returnedData = null;
using (var returnedMemoryStream = new MemoryStream())
{
using (var returnedArchive = new ZipArchive(returnedMemoryStream, ZipArchiveMode.Create, true))
{
foreach (LogChange logChange in logChanges)
{
byte[] zippedLog = logChange.ZippedLog;
string entryFileName = logChange.JsTimeOfCreation + "_" + logChange.TypeOfEvent + "_" + logChange.JsTimeOfCreation;
MemoryStream zippedXmlMemoryStream = new MemoryStream(logChange.ZippedLog);
using (var zip = new ZipArchive(zippedXmlMemoryStream, ZipArchiveMode.Read))
{
foreach (var entry in zip.Entries)
{
using (var unzippedXmlStream = entry.Open())
{
var copiedLogEntry = returnedArchive.CreateEntry(entryFileName + ".xml", CompressionLevel.Optimal);
using (var entryStream = copiedLogEntry.Open())
{
unzippedXmlStream.CopyTo(entryStream);
entryStream.Write(zippedLog, 0, zippedLog.Length);
entryStream.Flush();
}
}
}
}
}
}
returnedData = returnedMemoryStream.ToArray();
}
HttpResponseMessage retValue;
if (returnedData != null && returnedData.Length > 0)
{
string fileName = UserData.UserName + "_" + UserData.UserActivityType + "_" + DateTimeOffset.Now.ToUnixTimeMilliseconds() + ".zip";
retValue = new HttpResponseMessage(HttpStatusCode.OK)
{
Content = new ByteArrayContent(returnedData)
};
retValue.Content.Headers.ContentDisposition =
new System.Net.Http.Headers.ContentDispositionHeaderValue("attachment")
{
FileName = fileName
};
retValue.Content.Headers.ContentType =
new System.Net.Http.Headers.MediaTypeHeaderValue("application/octet-stream");
return(retValue);
}
else
{
retValue = new HttpResponseMessage(HttpStatusCode.NotFound);
}
return(retValue);
}
public DataHistoryViewModel()
{
DataHistoryModel = new DataHistoryModel();
}
