CSharp Sending SMS

The following sample code is running at SOAP Sampler

A complete set of examples can be downloaded from: SOAP API Usage Sample Code

Sending a Plain SMS

The basis of sending a message is to pass in the authentication token and signature along with the message parameters. A SoapException will be thrown if a serious error occurs and an SMS result object will be returned in less serious conditions.

Default.aspx.cs

using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
using com.upsidewireless.api.sms;
using System.Web.Services.Protocols;
 
public partial class SMS_Default : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {
 
    }
    protected void sendButton_Click(object sender, EventArgs e)
    {
        SMS sms = new SMS();
 
        string token = "";
        if (Session["token"] != null)
        {
            token = (string)Session["token"];
        }
 
        string signature = "";
        if (Session["signature"] != null)
        {
            signature = (string)Session["signature"];
        }
        // If sending URLs special characters like "-", "+", "/" MUST be replaced with their safe equivalents (for example %2f).
        string recipient = recipientTextBox.Text;
 
        string message = messageTextBox.Text;
 
        SmsEncoding encoding = SmsEncoding.Seven;
        switch (encodingDropDownList.SelectedValue)
        {
            case "Seven":
                encoding = SmsEncoding.Seven;
                break;
 
            case "Sixteen":
                encoding = SmsEncoding.Sixteen;
                break;
        }
        try
        {
            SMSSendResult result = sms.Send_Plain(token, signature, recipient, message, encoding);
 
            if (result.isOk)
            {
                resultsMultiView.SetActiveView(resultSuccessView);
                trackingIdLabel.Text = result.trackingId;
            }
            else
            {
                resultsMultiView.SetActiveView(resultsSMSErrorView);
 
                blockedLabel.Text = result.BlockedReason;
                invalidCountryCodeCheckBox.Checked = result.invalidCountryCode;
                emptyMessageCheckBox.Checked = result.messageIsEmpty;
                tooManySplitsCheckBox.Checked = result.tooManyMessages;
            }
        }
        catch (SoapException error)
        {
            resultsMultiView.SetActiveView(resultsErrorView);
            errorLabel.Text = error.Detail.InnerText;
        }
    }
}

Default.aspx

<%@ Page Language="C#" MasterPageFile="~/MasterPage.master" AutoEventWireup="true"
    CodeFile="Default.aspx.cs" Inherits="SMS_Default" Title="Send Plain SMS" %>
 
<asp:Content ID="Content1" ContentPlaceHolderID="ContentPlaceHolder1" runat="Server">
    <table>
        <tr>
            <td align="right">
                <asp:Label ID="recipientLabel" runat="server" Text="Recipient:"></asp:Label></td>
            <td>
                <asp:TextBox ID="recipientTextBox" runat="server"></asp:TextBox></td>
        </tr>
        <tr>
            <td valign="top">
                <asp:Label ID="Label1" runat="server" Text="Message:"></asp:Label></td>
            <td>
                <asp:TextBox ID="messageTextBox" runat="server" Rows="6" TextMode="MultiLine"></asp:TextBox></td>
        </tr>
        <tr>
            <td valign="top">
                <asp:Label ID="Label2" runat="server" Text="Encoding:"></asp:Label></td>
            <td>
                <asp:DropDownList ID="encodingDropDownList" runat="server">
                    <asp:ListItem Value="Seven">Seven (GSM7)</asp:ListItem>
                    <asp:ListItem Value="Sixteen">Unicode</asp:ListItem>
                </asp:DropDownList></td>
        </tr>
        <tr>
            <td colspan="2" align="right">
                <asp:Button ID="sendButton" runat="server" Text="Send" OnClick="sendButton_Click" /></td>
        </tr>
    </table>
    <asp:MultiView ID="resultsMultiView" runat="server">
        <asp:View ID="resultSuccessView" runat="server">
            Operation Successful<br />
            Message Tracking ID:<asp:Label ID="trackingIdLabel" runat="server" Text="Label"></asp:Label></asp:View>
        <asp:View ID="resultsSMSErrorView" runat="server">
            <div style="border: solid 1px #c00; padding: 20px; margin: 10px;">
                The operation was not successful for the following reasons:<br />
                <asp:Label ID="blockedLabel" runat="server" Text="Label" Font-Bold="True"></asp:Label><br />
                <asp:CheckBox ID="invalidCountryCodeCheckBox" runat="server" Text="Invalid Country Code" /><br />
                <asp:CheckBox ID="tooManySplitsCheckBox" runat="server" Text="Message too long" /><br />
                <asp:CheckBox ID="emptyMessageCheckBox" runat="server" Text="Message is Empty" /></div>
        </asp:View>
        <asp:View ID="resultsErrorView" runat="server">
            <div style="border: solid 1px #c00; padding: 20px; margin: 10px;">
                <asp:Label ID="Label3" runat="server" Text="An error has occurred when calling this function:"></asp:Label>
                <asp:Label ID="errorLabel" runat="server" Text="Label" Font-Bold="True"></asp:Label></div>
        </asp:View>
    </asp:MultiView><br />
</asp:Content>

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