Difference between revisions of "CSharp Receiving SMS"

<%@ WebHandler Language="C#" Class="Echo" %>
 
using System;
 
using System.Web;
 
using System.Web.Services.Protocols;
 
using com.upsidewireless.api.sms;
 
 
public class IncomingMessage
{
    public string username;
    public string sender;
    public string contents;
    public SmsEncoding encoding;
    public string carrierCode;
    public string recipient;
}
 
public class OutgoingMessage
{
    public string dedicatedNumber;
    public string recipient;
    public string carrierCode;
    public string contents;
    public SmsEncoding encoding;
 
    public override string ToString()
    {
        return "[" + recipient + "]";
    }
}
 
public class Echo : IHttpHandler
{
 
    System.Diagnostics.EventLog evenLogger = new System.Diagnostics.EventLog("SMS Echo");
 
    public Echo()
    {
        evenLogger.Source = "SMS Echo Test";
    }
 
    public void ProcessRequest(HttpContext context)
    {
        // This sample will respond to incoming HTTP POSTs and send back to the sender the same text that was sent
        string requestType = context.Request.RequestType;
        switch (requestType)
        {
            case "POST":
 
                IncomingMessage incomingMessage = buildIncomingMessage(context);
                OutgoingMessage outgoingMessage = processIncomingMessage(incomingMessage);
                sendMessage(outgoingMessage);
 
                context.Response.Write("Successfully sent echo back to: " + outgoingMessage);
                break;
 
            default:
                context.Response.Write("This handler only accepts HTTP operations of type POST");
                break;
        }
    }
 
    private OutgoingMessage processIncomingMessage(IncomingMessage incomingMessage)
    {
        // TODO Build an OutgoingMessage object based on data contained within the incomingMessage.
        OutgoingMessage result = new OutgoingMessage();
 
        string message = "Time:" + DateTime.Now + "\n";
        message += "Username:" + incomingMessage.username + "\n";
        message += "From:" + incomingMessage.sender + "\n";
        message += "To:" + incomingMessage.recipient + "\n";
        message += "Encoding:" + incomingMessage.encoding.ToString() + "\n";
        message += "Carrier Code:" + incomingMessage.carrierCode + "\n";
        message += "Message:" + incomingMessage.contents;
 
        result.recipient = incomingMessage.sender;
        result.contents = message;
        result.encoding = incomingMessage.encoding;
        result.carrierCode = incomingMessage.carrierCode;
        result.dedicatedNumber = incomingMessage.recipient;
 
        return result;
    }
 
    private IncomingMessage buildIncomingMessage(HttpContext context)
    {
        IncomingMessage result = new IncomingMessage();
 
        result.username = context.Request.Form["name"];
        result.sender = context.Request.Form["sender"];
        result.contents = context.Request.Form["data"];
        string encodingString = context.Request.Form["encoding"];
        result.carrierCode = context.Request.Form["carriercode"];
        result.recipient = context.Request.Form["inboundnumber"];
 
        SmsEncoding smsEncoding = SmsEncoding.Seven;
 
        // we need to convert the encoding over to a strongly typed variable
        switch (encodingString)
        {
            case "Sixteen":
                smsEncoding = SmsEncoding.Sixteen;
                break;
        }
 
        result.encoding = smsEncoding;
 
        evenLogger.WriteEntry("Incoming Message Received", System.Diagnostics.EventLogEntryType.Information, 500, 0);
 
        return result;
    }
 
 
    private void sendMessage(OutgoingMessage outgoingMessage)
    {
        // TODO: be sure to change the data stored within the resource before using this function!
 
        string token = Resources.UpsideWirelessCredentialsResource.token;
        string signature = Resources.UpsideWirelessCredentialsResource.signature;
 
        SMS sms = new SMS();
 
        try
        {
            SMSSendResult result = null;
 
            if (String.IsNullOrEmpty(outgoingMessage.carrierCode) || String.IsNullOrEmpty(outgoingMessage.dedicatedNumber))
            {
                // standard routing
                result = sms.Send_Plain(token, signature, outgoingMessage.recipient, outgoingMessage.contents, outgoingMessage.encoding);
            }
            else
            {
                // dedicated routing
                result = sms.Send_Plain_Dedicated(token, signature, outgoingMessage.recipient, outgoingMessage.contents, outgoingMessage.encoding, outgoingMessage.carrierCode, outgoingMessage.dedicatedNumber, 0.0);
            }
 
            if (result.isOk)
            {
                evenLogger.WriteEntry("Sent SMS: " + outgoingMessage, System.Diagnostics.EventLogEntryType.Information, 0, 0);
            }
            else
            {
                evenLogger.WriteEntry("Unable to send SMS: " + outgoingMessage, System.Diagnostics.EventLogEntryType.Error, 1000, 0);
            }
        }
        catch (SoapException e)
        {
            evenLogger.WriteEntry("Fatal: Unable to send SMS: " + outgoingMessage + " Exception: " + e.Detail.InnerText, System.Diagnostics.EventLogEntryType.Error, 5000, 0);
        }
    }
 
    public bool IsReusable
    {
        get
        {
            return false;
        }
    }
 
}