public ChatHubPhoto AddChatHubPhoto(ChatHubPhoto ChatHubPhoto)
{
try
{
db.ChatHubMessage.Attach(ChatHubPhoto.Message);
db.Entry(ChatHubPhoto.Message).State = EntityState.Modified;
db.ChatHubPhoto.Add(ChatHubPhoto);
db.SaveChanges();
return(ChatHubPhoto);
}
catch
{
throw;
}
}
public ChatHubPhoto CreateChatHubPhotoClientModel(ChatHubPhoto photo)
{
return(new ChatHubPhoto()
{
ChatHubMessageId = photo.ChatHubMessageId,
Source = photo.Source,
Thumb = photo.Thumb,
Caption = photo.Caption,
Size = photo.Size,
Width = photo.Width,
Height = photo.Height,
CreatedOn = photo.CreatedOn,
CreatedBy = photo.CreatedBy,
ModifiedOn = photo.ModifiedOn,
ModifiedBy = photo.ModifiedBy
});
}
public async Task <IActionResult> PostImageUpload()
{
string connectionId = null;
if (Request.Headers.ContainsKey("connectionId"))
{
connectionId = Request.Headers["connectionId"];
if (string.IsNullOrEmpty(connectionId))
{
return(new BadRequestObjectResult(new { Message = "No connection id." }));
}
}
ChatHubUser user = await this.chatHubService.IdentifyGuest(connectionId);
if (user == null)
{
return(new BadRequestObjectResult(new { Message = "No user found." }));
}
string displayName = string.Empty;
if (Request.Headers.ContainsKey("displayName"))
{
displayName = Request.Headers["displayName"];
if (string.IsNullOrEmpty(displayName))
{
return(new BadRequestObjectResult(new { Message = "No display name." }));
}
}
string roomId = string.Empty;
if (Request.Headers.ContainsKey("roomId"))
{
roomId = Request.Headers["roomId"];
if (string.IsNullOrEmpty(roomId))
{
return(new BadRequestObjectResult(new { Message = "No room id." }));
}
}
string moduleId = string.Empty;
if (Request.Headers.ContainsKey("moduleId"))
{
moduleId = Request.Headers["moduleId"];
if (string.IsNullOrEmpty(moduleId))
{
return(new BadRequestObjectResult(new { Message = "No module id." }));
}
}
IFormFileCollection files = Request.Form.Files;
if (files == null || files.Count <= 0)
{
return(new BadRequestObjectResult(new { Message = "No files." }));
}
string content = string.Concat(files.Count, " ", "Photo(s)");
ChatHubRoom chatHubRoom = this.chatHubRepository.GetChatHubRoom(Int32.Parse(roomId));
if (chatHubRoom == null)
{
return(new BadRequestObjectResult(new { Message = "No room found." }));
}
ChatHubMessage chatHubMessage = new ChatHubMessage()
{
ChatHubRoomId = chatHubRoom.Id,
ChatHubUserId = user.UserId,
Type = Enum.GetName(typeof(ChatHubMessageType), ChatHubMessageType.Image),
Content = content,
User = user
};
chatHubMessage = this.chatHubRepository.AddChatHubMessage(chatHubMessage);
try
{
var maxFileSize = 10;
var maxFileCount = 3;
string folderName = "modules/oqtane.chathubs/images/selfies";
string webRootPath = string.Concat(this.webHostEnvironment.ContentRootPath, "\\wwwroot");
string newPath = Path.Combine(webRootPath, folderName);
if (!Directory.Exists(newPath))
{
Directory.CreateDirectory(newPath);
}
if (files.Count > maxFileCount)
{
return(new BadRequestObjectResult(new { Message = "Maximum number of files exceeded." }));
}
foreach (IFormFile file in files)
{
if (file.Length > (maxFileSize * 1024 * 1024))
{
return(new BadRequestObjectResult(new { Message = "File size Should Be UpTo " + maxFileSize + "MB" }));
}
var supportedFileExtensions = new[] { ".jpg", ".jpeg", ".png", ".gif" };
string fileExtension = Path.GetExtension(file.FileName);
if (!supportedFileExtensions.Contains(fileExtension))
{
return(new BadRequestObjectResult(new { Message = "Unknown file type(s)." }));
}
/*
* ObjectResult result = await this.PostAsync(file);
* dynamic obj = result.Value;
* string imageClassification = string.Empty;
* if (result.StatusCode.Value == 200)
* {
* if (obj.predictedLabel == "dickpic")
* {
* var percent = string.Format("{0:P2}", Math.Round((float)obj.probability, 3));
* if ((float)obj.probability >= 0.99)
* {
* imageClassification = string.Concat(" | ", "(", "most likely identified as ", obj.predictedLabel, ": ", percent, ")");
* }
* }
* }
*/
int imageWidth, imageHeight;
string fileName = string.Concat(Guid.NewGuid().ToString(), fileExtension);
string fullPath = Path.Combine(newPath, fileName);
using (var stream = new FileStream(fullPath, FileMode.Create))
{
file.CopyTo(stream);
FileInfo fileInfo = new FileInfo(file.FileName);
var sizeInBytes = file.Length;
Bitmap img = new Bitmap(stream);
imageWidth = img.Width;
imageHeight = img.Height;
}
ChatHubPhoto chatHubPhoto = new ChatHubPhoto()
{
ChatHubMessageId = chatHubMessage.Id,
Source = fileName,
Size = file.Length,
Thumb = fileName,
Caption = string.Concat(user.DisplayName, " | ", Math.Round(Convert.ToDecimal(file.Length / (1024.0m * 1024.0m)), 2), "MB" /*, imageClassification*/),
Message = chatHubMessage,
Width = imageWidth,
Height = imageHeight
};
chatHubPhoto = this.chatHubRepository.AddChatHubPhoto(chatHubPhoto);
}
chatHubMessage = this.chatHubService.CreateChatHubMessageClientModel(chatHubMessage);
await this.chatHub.Clients.Group(chatHubMessage.ChatHubRoomId.ToString()).SendAsync("AddMessage", chatHubMessage);
return(new OkObjectResult(new { Message = "Successfully Uploaded Files." }));
}
catch (Exception ex)
{
return(new BadRequestObjectResult(new { Message = "Error Uploading Files." }));
}
}
