public async Task <IActionResult> OnPostAsync(string id) { // Get the current user. var user = await _userManager.GetUserAsync(User); // Check if there isn't any ID provided. if (string.IsNullOrEmpty(id)) { // Display a message. TempData["StatusMessage"] = "Error: No ID has been provided."; // Redirect to the index page. return(RedirectToPage("/Content/DatabaseTypes/PPI/Created/Networks/Index")); } // Get the items with the provided ID. var items = _context.Networks .Where(item => item.NetworkDatabases.Any(item1 => item1.Database.DatabaseType.Name == "PPI")) .Where(item => item.IsPublic || item.NetworkUsers.Any(item1 => item1.User == user)) .Where(item => item.Id == id); // Check if there were no items found. if (items == null || !items.Any()) { // Display a message. TempData["StatusMessage"] = "Error: No item has been found with the provided ID, or you don't have access to it."; // Redirect to the index page. return(RedirectToPage("/Content/DatabaseTypes/PPI/Created/Networks/Index")); } // Define the view. View = new ViewModel { Network = items .Include(item => item.NetworkUsers) .ThenInclude(item => item.User) .Include(item => item.NetworkUserInvitations) .First() }; // Check if the user does not exist. if (user == null) { // Display a message. TempData["StatusMessage"] = "Error: You need to be logged in to add a user to the network."; // Redirect to the index page. return(RedirectToPage("/Content/DatabaseTypes/PPI/Created/Networks/Details/Accounts/Users/Index", new { id = View.Network.Id })); } // Check if the reCaptcha is valid. if (!await _reCaptchaChecker.IsValid(Input.ReCaptchaToken)) { // Add an error to the model. ModelState.AddModelError(string.Empty, "The reCaptcha verification failed."); // Return the page. return(Page()); } // Check if the provided model is not valid. if (!ModelState.IsValid) { // Add an error to the model. ModelState.AddModelError(string.Empty, "An error was encountered. Please check again the input fields."); // Return the page. return(Page()); } // Check if the provided e-mail address already has access to the network. if (View.Network.NetworkUsers.Any(item => item.User.Email == Input.Email) || View.Network.NetworkUserInvitations.Any(item => item.Email == Input.Email)) { // Add an error to the model. ModelState.AddModelError(string.Empty, "The user with the provided e-mail already has access to the network."); // Return the page. return(Page()); } // Try to get the user with the provided e-mail address. var userToAdd = _context.Users .FirstOrDefault(item => item.Email == Input.Email); // Check if any user has been found. if (userToAdd != null) { // Define a new task. var task = new NetworkUsersTask { Items = new List <NetworkUserInputModel> { new NetworkUserInputModel { Network = new NetworkInputModel { Id = View.Network.Id }, User = new UserInputModel { Id = userToAdd.Id } } } }; // Try to run the task. try { // Run the task. await task.CreateAsync(_serviceProvider, CancellationToken.None); } catch (Exception exception) { // Add an error to the model. ModelState.AddModelError(string.Empty, exception.Message); // Redisplay the page. return(Page()); } } else { // Define a new task. var task = new NetworkUserInvitationsTask { Items = new List <NetworkUserInvitationInputModel> { new NetworkUserInvitationInputModel { Network = new NetworkInputModel { Id = View.Network.Id }, Email = Input.Email } } }; // Try to run the task. try { // Run the task. await task.CreateAsync(_serviceProvider, CancellationToken.None); } catch (Exception exception) { // Add an error to the model. ModelState.AddModelError(string.Empty, exception.Message); // Redisplay the page. return(Page()); } } // Define the view model for the e-mail. var emailAddedToNetworkViewModel = new EmailAddedToNetworkViewModel { Email = user.Email, Name = View.Network.Name, Url = _linkGenerator.GetUriByPage(HttpContext, "/Content/DatabaseTypes/PPI/Created/Networks/Details/Index", handler: null, values: new { id = View.Network.Id }), AddedEmail = Input.Email, ApplicationUrl = _linkGenerator.GetUriByPage(HttpContext, "/Index", handler: null, values: null) }; // Send the defined e-mails. await _emailSender.SendAddedToNetworkEmailAsync(emailAddedToNetworkViewModel); // Define the view model for the e-mail. var emailWasAddedToNetworkViewModel = new EmailWasAddedToNetworkViewModel { Email = Input.Email, Name = View.Network.Name, Url = _linkGenerator.GetUriByPage(HttpContext, "/Content/DatabaseTypes/PPI/Created/Networks/Details/Index", handler: null, values: new { id = View.Network.Id }), AddedByEmail = user.Email, ApplicationUrl = _linkGenerator.GetUriByPage(HttpContext, "/Index", handler: null, values: null) }; // Send the defined e-mails. await _emailSender.SendWasAddedToNetworkEmailAsync(emailWasAddedToNetworkViewModel); // Display a message to the user. TempData["StatusMessage"] = "Success: 1 user added successfully to the network."; // Redirect to the users page. return(RedirectToPage("/Content/DatabaseTypes/PPI/Created/Networks/Details/Accounts/Users/Index", new { id = View.Network.Id })); }
public async Task <IActionResult> OnPostAsync(string id) { // Get the current user. var user = await _userManager.GetUserAsync(User); // Check if the user does not exist. if (user == null) { // Display a message. TempData["StatusMessage"] = "Error: An error occured while trying to load the user data. If you are already logged in, please log out and try again."; // Redirect to the home page. return(RedirectToPage("/Index")); } // Check if there isn't any ID provided. if (string.IsNullOrEmpty(id)) { // Display a message. TempData["StatusMessage"] = "Error: No ID has been provided."; // Redirect to the index page. return(RedirectToPage("/Content/Created/Networks/Index")); } // Get the items with the provided ID. var items = _context.Networks .Where(item => item.NetworkUsers.Any(item1 => item1.User == user)) .Where(item => item.Id == id); // Check if there were no items found. if (items == null || !items.Any()) { // Display a message. TempData["StatusMessage"] = "Error: No item has been found with the provided ID, or you don't have access to it."; // Redirect to the index page. return(RedirectToPage("/Content/Created/Networks/Index")); } // Define the view. View = new ViewModel { Network = items .Include(item => item.NetworkUsers) .ThenInclude(item => item.User) .Include(item => item.NetworkUserInvitations) .First() }; // Check if the reCaptcha is valid. if (!await _reCaptchaChecker.IsValid(Input.ReCaptchaToken)) { // Add an error to the model. ModelState.AddModelError(string.Empty, "The reCaptcha verification failed."); // Return the page. return(Page()); } // Check if the provided model is not valid. if (!ModelState.IsValid) { // Add an error to the model. ModelState.AddModelError(string.Empty, "An error was encountered. Please check again the input fields."); // Return the page. return(Page()); } // Check if the provided e-mail address already has access to the network. if (View.Network.NetworkUsers.Any(item => item.User.Email == Input.Email) || View.Network.NetworkUserInvitations.Any(item => item.Email == Input.Email)) { // Add an error to the model. ModelState.AddModelError(string.Empty, "The user with the provided e-mail already has access to the network."); // Return the page. return(Page()); } // Try to get the user with the provided e-mail address. var userToAdd = _context.Users .FirstOrDefault(item => item.Email == Input.Email); // Check if any user has been found. if (userToAdd != null) { // Create the user permission. var networkUser = new NetworkUser { UserId = userToAdd.Id, User = userToAdd, NetworkId = View.Network.Id, Network = View.Network, DateTimeCreated = DateTime.Now }; // Mark it for addition to the database. _context.NetworkUsers.Add(networkUser); // Save the changes to the database. await _context.SaveChangesAsync(); } else { // Create the user permission. var networkUserInvitation = new NetworkUserInvitation { Email = Input.Email, NetworkId = View.Network.Id, Network = View.Network, DateTimeCreated = DateTime.Now }; // Mark it for addition to the database. _context.NetworkUserInvitations.Add(networkUserInvitation); // Save the changes to the database. await _context.SaveChangesAsync(); } // Define the view model for the e-mails. var emailAddedToNetworkViewModel = new EmailAddedToNetworkViewModel { Email = user.Email, Name = View.Network.Name, Url = _linkGenerator.GetUriByPage(HttpContext, "/Content/Created/Networks/Details/Index", handler: null, values: new { id = View.Network.Id }), AddedEmail = Input.Email, ApplicationUrl = _linkGenerator.GetUriByPage(HttpContext, "/Index", handler: null, values: null) }; var emailWasAddedToNetworkViewModel = new EmailWasAddedToNetworkViewModel { Email = Input.Email, Name = View.Network.Name, Url = _linkGenerator.GetUriByPage(HttpContext, "/Content/Created/Networks/Details/Index", handler: null, values: new { id = View.Network.Id }), AddedByEmail = user.Email, ApplicationUrl = _linkGenerator.GetUriByPage(HttpContext, "/Index", handler: null, values: null) }; // Send the defined e-mails. await _emailSender.SendAddedToNetworkEmailAsync(emailAddedToNetworkViewModel); await _emailSender.SendWasAddedToNetworkEmailAsync(emailWasAddedToNetworkViewModel); // Display a message to the user. TempData["StatusMessage"] = "Success: 1 user added successfully to the network."; // Redirect to the users page. return(RedirectToPage("/Content/Created/Networks/Details/Accounts/Users/Index", new { id = View.Network.Id })); }