public HttpResponseMessage UploadFile(bool overWrite)
{
HttpResponseMessage response = Request.CreateResponse();
List <FileResponseMessage> fileResponseMessages = new List <FileResponseMessage>();
FileResponseMessage fileResponseMessage = new FileResponseMessage {
IsExists = false
};
try
{
if (!Request.Content.IsMimeMultipartContent())
{
fileResponseMessage.Content = "Upload data request is not valid !";
fileResponseMessages.Add(fileResponseMessage);
response = Request.CreateResponse(HttpStatusCode.UnsupportedMediaType, fileResponseMessages, new MediaTypeHeaderValue("text/json"));
}
else
{
response = ProcessUploadRequest(overWrite);
}
}
catch (Exception exception)
{
// Log exception and return gracefully
fileResponseMessage = new FileResponseMessage {
IsExists = false
};
fileResponseMessage.Content = ProcessException(exception);
fileResponseMessages.Add(fileResponseMessage);
response = Request.CreateResponse(HttpStatusCode.InternalServerError, fileResponseMessages, new MediaTypeHeaderValue("text/json"));
}
return(response);
}
/// <summary>
/// Process upload request in the server
/// </summary>
/// <param name="overWrite">An indicator to overwrite a file if it exist in the server.</param>
/// <returns>List of message object</returns>
private HttpResponseMessage ProcessUploadRequest(bool overWrite)
{
List <FileResponseMessage> fileResponseMessages = new List <FileResponseMessage>();
HttpResponseMessage response = null;
FileResponseMessage fileResponseMessage = new FileResponseMessage();
if (this.GetRequestContentLength() > WebApiApplication.MaxRequestLength)
{
int maxSize = Convert.ToInt32(Math.Round(WebApiApplication.MaxRequestLength / 1024.0, 1));
fileResponseMessage.Content = string.Format("Upload data content size is beyond maximum size({0}MB) allowed by the server !",
maxSize < 1 ? 1 : maxSize);
fileResponseMessages.Add(fileResponseMessage);
response = Request.CreateResponse(HttpStatusCode.BadRequest, fileResponseMessages, new MediaTypeHeaderValue("text/json"));
}
else
{
try
{
HttpRequestBase request = this.Request();
string uploadPath = this.GetUploadPath();
HttpFileCollectionBase files = request.Files;
foreach (string file in files)
{
string filePath = Path.Combine(uploadPath, file);
fileResponseMessage = new FileResponseMessage();
if (!overWrite && File.Exists(filePath))
{
fileResponseMessage.Content = string.Format("{0} file already exist !", file);
fileResponseMessage.IsExists = false;
}
else
{
if (files[file].WriteStream(filePath))
{
fileResponseMessage.Content = string.Format("{0} file uploaded successfully !", file);
fileResponseMessage.IsExists = true;
}
else
{
fileResponseMessage.Content = string.Format("Can't upload {0} file !", file);
fileResponseMessage.IsExists = false;
}
}
fileResponseMessages.Add(fileResponseMessage);
}
if (fileResponseMessages.Count == 0)
{
fileResponseMessage = new FileResponseMessage();
fileResponseMessage.Content = "No upload file(s) found !";
fileResponseMessages.Add(fileResponseMessage);
response = Request.CreateResponse(HttpStatusCode.BadRequest, fileResponseMessages, new MediaTypeHeaderValue("text/json"));
}
else
{
response = Request.CreateResponse(HttpStatusCode.OK, fileResponseMessages, new MediaTypeHeaderValue("text/json"));
}
}
catch (Exception exception)
{
throw exception;
}
}
return(response);
}
