예제 #1
0
        public async Task <IActionResult> Add(AddAnnouncementViewData model)
        {
            if (ModelState.IsValid)
            {
                if (!HtmlHelpers.HtmlContainsText(model.Content))
                {
                    ModelState.AddModelError("Content", "Ogłoszenie musi zawierać treść.");
                }
                else
                {
                    var files = new List <UploadedFile>();
                    if (model.Files != null)
                    {
                        foreach (var file in model.Files)
                        {
                            var ext      = Path.GetExtension(file.FileName).ToLowerInvariant();
                            var fileName = Path.GetFileNameWithoutExtension(file.FileName);
                            if (UploadedFile.PermittedExtensions.Contains(ext))
                            {
                                using (var memoryStream = new MemoryStream())
                                {
                                    await file.CopyToAsync(memoryStream);

                                    if (memoryStream.Length < UploadedFile.MaxFileSize)
                                    {
                                        files.Add(new UploadedFile
                                        {
                                            FileName      = fileName,
                                            FileExtension = ext,
                                            Content       = memoryStream.ToArray()
                                        });
                                    }
                                    else
                                    {
                                        ModelState.AddModelError("File", "Plik jest zbyt duży. " + UploadedFile.MaxFileSizeExceedeErrorMessage);
                                    }
                                }
                            }
                            else
                            {
                                ModelState.AddModelError("Extension", "Niedozwolony typ pliku");
                            }
                        }
                    }
                    if (ModelState.IsValid)
                    {
                        var announcement = new Announcement
                        {
                            Content   = model.Content,
                            EtoUserId = userManager.GetUserId(HttpContext.User)
                        };
                        if (model.SelectedCourseID.HasValue)
                        {
                            announcement.CourseID = model.SelectedCourseID.Value;
                        }
                        var addedAnnouncement = announcementService.SaveAnnouncement(announcement);
                        foreach (var file in files)
                        {
                            file.AnnouncementID = addedAnnouncement.AnnouncementID;
                            announcementService.SaveUploadedFile(file);
                        }
                    }
                }
            }
            if (ModelState.IsValid)
            {
                TempData["Toast"] = Toasts.AnnouncementAdded;
                return(RedirectToAction("Index"));
            }
            else
            {
                var viewData = new AddAnnouncementViewData
                {
                    UserCourses = coursesService.GetUserCourses(userManager.GetUserId(HttpContext.User))
                };
                return(View(viewData));
            }
        }