Пример #1
0
        public void PostFormDataTest()
        {
            FormData formData  = new FormData("Contact Name", "Contact Email", "Contact Subject", "Message");
            string   reference = WebFormTools.PostFormData(formData);

            Console.WriteLine($"PostFormDataTest, reference={reference}.");

            if (WebFormTools.ReferenceValid(reference))
            {
                return;
            }

            throw new InvalidReferenceException(reference);
        }
Пример #2
0
        /// <summary>
        /// Handles the Click event of the execute control.
        /// </summary>
        /// <param name="sender">The source of the event.</param>
        /// <param name="e">The <see cref="EventArgs" /> instance containing the event data.</param>
        protected void execute_Click(object sender, EventArgs e)
        {
            ClientErrors.Text = "Client Errors<br>...";
            ServerErrors.Text = "Server Errors<br>...";

            // Populate data for service call
            var data = new ServerServiceRequest();

            PopulateFields(data);

            // Bail out, if we have errors
            if (HasClientErrors())
            {
                return;
            }

            // Make sure that the user has not selected both customers and products
            var hasCustomerField = (data.Customer_CustID != null ||
                                    data.Customer_FirstName != null ||
                                    data.Customer_LastName != null ||
                                    data.Customer_PhoneNumber != null);

            var hasProductField = (data.Product_ProdID != null ||
                                   data.Product_ProdName != null ||
                                   data.Product_ProdWeight != null ||
                                   data.Product_Price != null
                                   // Ignore the instock field...
                                   );

            if (hasCustomerField && hasProductField)
            {
                AppendClientError("Cannot have <b>both</b> customer and product fields filled");
                return;
            }

            if (GeneratePurchaseOrder.Checked)
            {
                // Different fields are mandatory when generate P.O. is checked
                if (data.Customer_CustID == null && data.Customer_LastName == null &&
                    data.Customer_FirstName == null && data.Order_OrderID == null &&
                    data.Order_PoNumber == null && data.Order_OrderDate == null)
                {
                    AppendClientError(@"At least one of the following fields must be filled: Customer custID, Customer lastName, <br>
Customer firstName, Order orderID, Order poNumber or Order orderDate when 'Generate P.O.' is checked");
                    return;
                }
            }

            if (!data.HasOneOrMoreFieldsWithAValue())
            {
                AppendClientError("Please fill in at least one of the fields");
                return;
            }

            if (RequestType == PageType.Insert)
            {
                if (!EnforceRequiredInsertFieldsFilled(data))
                {
                    return;
                }
            }

            // Check maximum lengths, because Linq to SQL generates crappy messages on the server end
            DateTime parsed;

            if (data.Customer_PhoneNumber != null && !Regex.Match(data.Customer_PhoneNumber, @"^\d{3}-\d{3}-\d{4}$").Success)
            {
                AppendClientError("Please use the following format on phone numbers (xxx-xxx-xxxx)");
                return;
            }
            else if (data.Order_OrderDate != null && !DateTime.TryParseExact(data.Order_OrderDate, "MM-dd-yy",
                                                                             CultureInfo.CurrentCulture, DateTimeStyles.None, out parsed))
            {
                AppendClientError("Please use the following format for order dates (MM-DD-YY) and proper dates");
                return;
            }

            switch (RequestType)
            {
            case PageType.Search:
            {
                var purchaseOrder = GeneratePurchaseOrder.Checked;

                var url    = new Uri(ClientConfiguration.ServerUrl.ToString() + data.ToUrl(purchaseOrder));
                var client = HttpWebRequest.Create(url);
                client.Method = "GET";

                using (var responseStream = client.GetResponse().GetResponseStream())
                    using (var reader = new StreamReader(responseStream))
                    {
                        SearchContent = reader.ReadToEnd();

                        try
                        {
                            var js     = new JavaScriptSerializer();
                            var result = js.Deserialize <SearchResult>(SearchContent);

                            SearchResult = result;

                            if (purchaseOrder)
                            {
                                Server.Transfer("/Pages/PurchaseOrderPage.aspx");
                            }
                            else
                            {
                                Server.Transfer("/Pages/SearchResultsPage.aspx");
                            }
                        }
                        catch (Exception)
                        {
                            // Check if we have a Json Error
                            var js    = new JavaScriptSerializer();
                            var error = js.Deserialize <JsonError>(SearchContent);

                            AppendServerError(error.Message);
                        }
                    }

                break;
            }

            case PageType.Insert:
            {
                var url    = ClientConfiguration.ServerUrl;
                var client = HttpWebRequest.Create(url);
                client.Method = "POST";

                var js             = new JavaScriptSerializer();
                var json           = js.Serialize(data);
                var requestContent = Encoding.ASCII.GetBytes(json);

                client.ContentLength = requestContent.Length;

                var requestStream = client.GetRequestStream();
                requestStream.Write(requestContent, 0, requestContent.Length);
                requestStream.Close();

                using (var responseStream = client.GetResponse().GetResponseStream())
                    using (var reader = new StreamReader(responseStream))
                    {
                        var responseContent = reader.ReadToEnd();

                        try
                        {
                            var success = js.Deserialize <JsonSuccess>(responseContent);
                            WebFormTools.MessageBoxShow(this, success.Message);
                        }
                        catch (Exception)
                        {
                            var error = js.Deserialize <JsonError>(responseContent);
                            AppendServerError(error.Message);
                        }
                    }

                break;
            }

            case PageType.Update:
            {
                var url    = ClientConfiguration.ServerUrl;
                var client = HttpWebRequest.Create(url);
                client.Method = "PUT";

                var js             = new JavaScriptSerializer();
                var json           = js.Serialize(data);
                var requestContent = Encoding.ASCII.GetBytes(json);

                client.ContentLength = requestContent.Length;

                using (Stream requestStream = client.GetRequestStream())
                {
                    requestStream.Write(requestContent, 0, requestContent.Length);
                }

                using (var responseStream = client.GetResponse().GetResponseStream())
                    using (var reader = new StreamReader(responseStream))
                    {
                        var responseContent = reader.ReadToEnd();

                        try
                        {
                            var success = js.Deserialize <JsonSuccess>(responseContent);
                            WebFormTools.MessageBoxShow(this, success.Message);
                        }
                        catch (Exception)
                        {
                            var error = js.Deserialize <JsonError>(responseContent);
                            AppendServerError(error.Message);
                        }
                    }

                break;
            }
            }
        }
Пример #3
0
        private void fileSubmitButton_Click(object sender, EventArgs e)
        // TODO: make a public event handler for messages meant for the user,
        //       and replace any references to the user message box (errorLabel)
        //       by firing off an event instead.
        {
            Spreadsheet spreadsheet;
            FormData    formData;

            // Make sure this can only be ran once (for neatness I guess)
            Button goButton = ((Button)sender);

            goButton.Enabled = false;

            // Make sure the progress bar is at 0 to start with.
            ResetProgressBar();

            // Get textbox value with the .xlsx file path
            string filePath = filePathTextBox.Text;

            // Check that the file exists.
            if (!File.Exists(filePath))
            {
                UserMessageBox.Text = UserMessageBox.Text + "Could not find the file specified.\r\n";
                goButton.Enabled    = true;
                return;
            }

            /// Read xlsx file into a FormData object
            try
            {
                spreadsheet = ExcelTools.ReadExcelFile(filePath);
            }
            catch (FileFormatException)
            {
                string tempMessage = "The selected file is either corrupt, or not a valid Microsoft Excel document.\r\n";
                UserMessageBox.Text += tempMessage;
                DebugTools.Log(tempMessage);
                goButton.Enabled = true;
                return;
            }
            formData = ExcelTools.SpreadsheetToFormData(spreadsheet);

            /// Submit the form with data read, saving the reference
            var reference = WebFormTools.PostFormDataAsync(formData);

            /// Wait for the form submission to finish, updating the loading bar in the meantime,
            /// but let the user know if something happens during submission / reference retreival.
            while (!reference.IsCompleted)
            {
                if (reference.IsCanceled)
                {
                    string tempMessage = "Form submission cancelled.\r\n";
                    UserMessageBox.Text += tempMessage;
                    DebugTools.Log(tempMessage);
                    goButton.Enabled = true;
                    return;
                }
                if (reference.IsFaulted)
                {
                    string tempMessage = "Form submission failed due to an unknown error.\r\n";
                    UserMessageBox.Text += tempMessage;
                    DebugTools.Log(tempMessage);
                    goButton.Enabled = true;
                    return;
                }

                // Update the progress bar.
                UpdateProgressBar();

                // Make sure that the form doesn't hang while waiting.
                Refresh();
                Application.DoEvents();
            }

            // Change the progress bar to 100% and change the go button to show that we are done
            FillProgressBar();
            goButton.Enabled = true;

            int    errorCode     = 0;
            string mockReference = "MockReference - 12345678";

            foreach (int attempt in new[] { 1, 2 })
            {
                try
                {
                    if (attempt == 1)
                    {
                        errorCode = ExcelTools.AppendToExcelFile(reference.GetAwaiter().GetResult(), filePath);
                        break; // no need to try again for attempt no. 2
                    }
                    else
                    {
                        errorCode = ExcelTools.AppendToExcelFile(mockReference, filePath);
                        break;
                    }
                }
                catch (InvalidReferenceException error)
                {
                    string errorMessage = $"{error.Message}\r\nFor demo purposes a mock reference was used: {mockReference}\r\n";
                    UserMessageBox.Text += errorMessage;
                    DebugTools.Log(errorMessage);
                }
                catch (Exception error)
                {
                    string tempMessage = $"An error has occured while saving the submission reference. Additional Info:\r\n{error.Message}\r\n";
                    UserMessageBox.Text += tempMessage;
                    DebugTools.Log(tempMessage);
                }
            }

            switch (errorCode)
            {
            case 0:
                break;

            case 1:
                string errorMessage = "File specified was empty.\r\n";
                UserMessageBox.Text += errorMessage;
                DebugTools.Log(errorMessage);
                goButton.Enabled = true;
                return;

            case 2:
                errorMessage         = "Failed to get write permissions to the file.\r\n";
                UserMessageBox.Text += errorMessage;
                DebugTools.Log(errorMessage);
                goButton.Enabled = true;
                break;
            }

            goButton.Enabled = true;
            ExcelTools.DisplatResults(filePath, this);
        }