/// <summary>
/// Downloads the specified attachment identifier.
/// </summary>
/// <param name="attachmentId">The attachment identifier.</param>
/// <returns></returns>
public DownLoadAttachmentModel DownloadAttachment(AttachmentDownloadRequest model, string LoggedInUserEmail)
{
Download entity = new Download();
DownLoadAttachmentModel DownloadAttachment = new DownLoadAttachmentModel();
byte[] bytes = null;
try
{
var user = LoggedInUser(LoggedInUserEmail);
if (IsAuthorizedUser(model))
{
var result = this.m_AttachmentRepository.Query <Files>().Where(a => a.AttachmentId == model.AttachmentId).ToList();
if (result.Count == 0)
{
DownloadAttachment.AttachmentBytes = bytes;
DownloadAttachment.FileCount = result.Count;
return(DownloadAttachment);
}
entity.AccessEmail = model.AccessEmail == "" ? null : model.AccessEmail;
entity.AccessPassword = model.Password;
entity.DownloadDate = DateTime.Now;
entity.AttachmentId = model.AttachmentId;
entity.UserId = user.Id;
m_DownloadRepository.Add(entity);
DownloadAttachment = m_FileAssociation.DownloadZipFileFromS3(model.AttachmentId, result);
this.m_LogService.LogActivity((int)LogsActivityType.FileUpload, "File Download by User" + user.FirstName + " " + user.LastName + "", (int)model.AttachmentId, "Attachment", user.Id);
return(DownloadAttachment);
}
return(null);
}
catch (Exception ex)
{
var message = string.Format("{0} {1} {2}", ex.InnerException == null ? ex.Message : ex.InnerException.Message, Environment.NewLine, ex.StackTrace);
throw new Exception(message);
}
}
/// <summary>
/// Gets the object from s3.
/// </summary>
/// <param name="AttachmentId">The attachment identifier.</param>
/// <param name="files">The files.</param>
/// <returns></returns>
public DownLoadAttachmentModel DownloadZipFileFromS3(int AttachmentId, List <Files> files)
{
try
{
DownLoadAttachmentModel downloadAttachment = new DownLoadAttachmentModel();
List <byte[]> bytes = new List <byte[]>();
IDictionary <string, byte[]> dictoinary = new Dictionary <string, byte[]>();
//If Attachment has only 1 file then return the file as it is.
if (files.Count == 1)
{
var attachmentBytes = GetAttachmentFromS3(AttachmentId, files[0]);
downloadAttachment.FileType = files[0].FileType;
downloadAttachment.AttachmentBytes = attachmentBytes;
downloadAttachment.FileCount = files.Count;
downloadAttachment.FileName = files[0].FileName;
return(downloadAttachment);
}
//If Attachment has more then 1 file the create zip and return the zip as attachment.
foreach (var file in files)
{
var attachmentBytes = GetAttachmentFromS3(AttachmentId, file);
dictoinary.Add(file.FileName, attachmentBytes);
bytes.Add(attachmentBytes);
}
downloadAttachment.FileType = "application/zip";
downloadAttachment.FileCount = files.Count;
downloadAttachment.AttachmentBytes = CreateZip(dictoinary);
return(downloadAttachment);
}
catch (Exception ex)
{
var message = string.Format("{0} {1} {2}", ex.InnerException == null ? ex.Message : ex.InnerException.Message, Environment.NewLine, ex.StackTrace);
throw new Exception(message);
}
}
