コード例 #1
0
ファイル: DeletePage.aspx.cs プロジェクト: Wiles/soa_assign_5
        /// <summary>
        /// Issues the service delete.
        /// </summary>
        /// <param name="data">The data.</param>
        private void IssueServiceDelete(ServerServiceRequest data)
        {
            var js = new JavaScriptSerializer();

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

            client.Method = "DELETE";
            client.GetRequestStream().Close();

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

                    try
                    {
                        var result       = js.Deserialize <JsonSuccess>(content);
                        var responseText = "Server Response: -" + result.Message;
                        Response.Redirect("/Pages/DeletePage.aspx?response=" + responseText);
                    }
                    catch (Exception)
                    {
                        var error        = js.Deserialize <JsonError>(content);
                        var responseText = "Server Response: -" + error.Message;
                        Response.Redirect("/Pages/DeletePage.aspx?response=" + responseText);
                    }
                }
        }
コード例 #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;
            }
            }
        }