public HttpResponseMessage GetFileMetaData(string fileName)
{
try
{
string filePath = string.Concat(this.GetDownloadPath(), "\\", fileName);
FileInfo fileInfo = new FileInfo(filePath);
FileMetaData metaData = new FileMetaData();
if (!fileInfo.Exists)
{
metaData.FileResponseMessage.IsExists = false;
metaData.FileResponseMessage.Content = string.Format("{0} file is not found !", fileName);
return Request.CreateResponse(HttpStatusCode.NotFound, metaData, new MediaTypeHeaderValue("text/json"));
}
metaData.FileResponseMessage.IsExists = true;
metaData.FileName = fileName;
metaData.FileExtension = fileInfo.Extension;
metaData.FileSize = fileInfo.Length;
metaData.FilePath = filePath;
metaData.FileResponseMessage.Content = string.Format("{0} file is found !", fileName);
return Request.CreateResponse(HttpStatusCode.OK, metaData, new MediaTypeHeaderValue("text/json"));
}
catch (Exception exception)
{
return Request.CreateErrorResponse(HttpStatusCode.InternalServerError, exception);
}
}
public HttpResponseMessage SearchFileInDownloadDirectory(string fileName)
{
List<FileMetaData> filesMetaData = new List<FileMetaData>();
FileMetaData metaData = new FileMetaData();
try
{
string[] files = Directory.GetFiles(this.GetDownloadPath(), fileName, SearchOption.AllDirectories);
if (files != null && files.Count() > 0)
{
foreach (string file in files)
{
FileInfo fileInfo = new FileInfo(file);
metaData = new FileMetaData();
metaData.FileResponseMessage.IsExists = true;
metaData.FileName = fileName;
metaData.FileExtension = fileInfo.Extension;
metaData.FileSize = fileInfo.Length;
metaData.FilePath = file.Replace(fileInfo.Name, "");
filesMetaData.Add(metaData);
}
return Request.CreateResponse(HttpStatusCode.OK, filesMetaData, new MediaTypeHeaderValue("text/json"));
}
filesMetaData.Add(new FileMetaData()
{
FileResponseMessage = new FileResponseMessage
{
IsExists = false,
Content = string.Format("{0} file is not found !", fileName)
}
});
return Request.CreateResponse(HttpStatusCode.NotFound, filesMetaData, new MediaTypeHeaderValue("text/json"));
}
catch (Exception exception)
{
// Log exception and return gracefully
metaData = new FileMetaData();
metaData.FileResponseMessage.Content = ProcessException(exception);
filesMetaData.Add(metaData);
return Request.CreateResponse(HttpStatusCode.InternalServerError, filesMetaData, new MediaTypeHeaderValue("text/json"));
}
}
public HttpResponseMessage DownloadFile(string fileName)
{
HttpResponseMessage response = Request.CreateResponse();
try
{
string filePath = string.Concat(this.GetDownloadPath(), "\\", fileName);
FileInfo fileInfo = new FileInfo(filePath);
FileMetaData metaData = new FileMetaData();
if (!fileInfo.Exists)
{
metaData.FileResponseMessage.IsExists = false;
metaData.FileResponseMessage.Content = string.Format("{0} file is not found !", fileName);
response = Request.CreateResponse(HttpStatusCode.NotFound, metaData, new MediaTypeHeaderValue("text/json"));
}
else
{
response.Headers.AcceptRanges.Add("bytes");
response.StatusCode = HttpStatusCode.OK;
response.Content = new StreamContent(fileInfo.ReadStream())
{
Headers = {ContentType = new MediaTypeHeaderValue("application/octet-stream")}
};
response.Content.Headers.ContentDisposition = new ContentDispositionHeaderValue("attachment")
{
FileName = fileName
};
response.Content.Headers.ContentLength = fileInfo.Length;
}
}
catch (Exception exception)
{
response = Request.CreateErrorResponse(HttpStatusCode.InternalServerError, exception);
}
return response;
}