public void ProcessRequest(HttpContext context)
{
var request = new SmsRequestExtended
{
ToCountry = HttpContext.Current.Server.UrlDecode(context.Request.Form["ToCountry"]),
ToState = HttpContext.Current.Server.UrlDecode(context.Request.Form["ToState"]),
SmsMessageSid = HttpContext.Current.Server.UrlDecode(context.Request.Form["SmsMessageSid"]),
NumMedia = HttpContext.Current.Server.UrlDecode(context.Request.Form["NumMedia"]),
ToCity = HttpContext.Current.Server.UrlDecode(context.Request.Form["ToCity"]),
FromZip = HttpContext.Current.Server.UrlDecode(context.Request.Form["FromZip"]),
SmsSid = HttpContext.Current.Server.UrlDecode(context.Request.Form["SmsSid"]),
FromState = HttpContext.Current.Server.UrlDecode(context.Request.Form["FromState"]),
SmsStatus = HttpContext.Current.Server.UrlDecode(context.Request.Form["SmsStatus"]),
FromCity = HttpContext.Current.Server.UrlDecode(context.Request.Form["FromCity"]),
Body = HttpContext.Current.Server.UrlDecode(context.Request.Form["Body"]),
FromCountry = HttpContext.Current.Server.UrlDecode(context.Request.Form["FromCountry"]),
To = HttpContext.Current.Server.UrlDecode(context.Request.Form["To"]),
ToZip = HttpContext.Current.Server.UrlDecode(context.Request.Form["ToZip"]),
MessageSid = HttpContext.Current.Server.UrlDecode(context.Request.Form["MessageSid"]),
AccountSid = HttpContext.Current.Server.UrlDecode(context.Request.Form["AccountSid"]),
From = HttpContext.Current.Server.UrlDecode(context.Request.Form["From"]),
ApiVersion = HttpContext.Current.Server.UrlDecode(context.Request.Form["ApiVersion"]),
MessageStatus = HttpContext.Current.Server.UrlDecode(context.Request.Form["MessageStatus"]),
};
if (string.IsNullOrEmpty(request.SmsSid))
{
var unknownRequest =
string.Join(",", context.Request.RequestType == "POST" ?
context.Request.Form.AllKeys.Select(k => k + ":" + HttpContext.Current.Server.UrlDecode(context.Request.Form[k])) :
context.Request.QueryString.AllKeys.Select(k => k + ":" + HttpContext.Current.Server.UrlDecode(context.Request.QueryString[k])));
_smsManager.Log(string.Format("Unknown {0}: {1}", context.Request.RequestType, unknownRequest));
}
else
{
var log = Newtonsoft.Json.JsonConvert.SerializeObject(request);
_smsManager.Log(log);
var response = _smsManager.InterpretSms(request);
context.Response.Clear();
switch (response.Action)
{
case SmsResponseType.SendResponse:
context.Response.ContentType = "text/xml";
context.Response.ContentEncoding = Encoding.UTF8;
context.Response.Write(response.ToString());
break;
case SmsResponseType.SendError:
context.Response.StatusCode = 500;
break;
default:
context.Response.StatusCode = 200;
break;
}
context.Response.End();
}
}
private List<TextMessage> SendToMembersOfGroupsUserIsLeaderOf(SmsRequestExtended request, SmsPerson dbPerson)
{
var leaderGroups = dbPerson.SmsGroupLeaders.Select(m => m.SmsGroup.Id).ToList();
var groups =
_uow.SmsGroups.Find(g => leaderGroups.Contains(g.Id)).Include("SmsGroupMembers.SmsPerson").ToList();
List<TextMessage> messages = new List<TextMessage>();
foreach (var g in groups)
{
foreach (var m in g.SmsGroupMembers.Where(member => member.SmsPersonId != dbPerson.Id))
{
messages.Add(new TextMessage { Request = request, ToPerson = m.SmsPerson, FromPerson = dbPerson });
}
}
return messages;
}
private void HandleRecievedSms(SmsRequestExtended request, SmsResponse response)
{
// string reply;
// var dbReply = _uow.SmsReplys.Find(replys => replys.Request == request.Body).FirstOrDefault();
// reply = dbReply != null ? dbReply.Reply : "That is wrong! Keep trying";
// response.SmsReponse = reply;
// response.Action = SmsResponseType.SendResponse;
long fromNum;
if (!long.TryParse(new Regex(@"[^\d]").Replace(request.From, string.Empty).TrimStart(new[] { '1' }), out fromNum))
throw new SmsException("Error: please send message from a numeric phone number: " + request.From + " is not accepted");
var dbPerson = _uow
.SmsPerson
.Find(p => p.PhoneNumber == fromNum)
.Include("SmsGroupLeaders.SmsGroup")
.Include("SmsGroupMembers.SmsGroup")
.FirstOrDefault();
if (dbPerson == null)
throw new SmsException("Error: " + request.From + " is not a registered number");
_uow.SmsLogs.Add(new SmsLog
{
SmsPersonId = dbPerson.Id,
Message = request.Body,
SmsDate = DateTime.UtcNow,
MessageType = SmsMessageType.Recieved,
MessageStatus = "recieved",
});
if (!dbPerson.SmsGroupLeaders.Any() && !dbPerson.SmsGroupMembers.Any())
throw new SmsException("Error: " + request.From + " is not registered to any groups");
if (dbPerson.SmsGroupMembers.Any(group => group.Id == 6) || dbPerson.SmsGroupLeaders.Any(group => group.Id == 6))
{
response.Action = SmsResponseType.SendResponse;
response.SmsReponse = "This is the old number for the young mens group, please use (831)232-3231";
return;
}
var leaders = SendToLeadersOfGroupsThatUserIsMemberOf(request, dbPerson);
var members = SendToMembersOfGroupsUserIsLeaderOf(request, dbPerson);
foreach (var message in leaders.Union(members).GroupBy(m => m.ToPerson.PhoneNumber).Select(m => m.First()))
{
this.SendSms(message);
}
response.Action = SmsResponseType.DoNothing;
}
private void HandleDeliveredSms(SmsRequestExtended request)
{
var log = _uow.SmsLogs.Find(l => l.MessageId == request.SmsSid).FirstOrDefault();
if (log != null)
{
log.MessageStatus = request.MessageStatus;
_uow.SaveChanges();
}
}
public SmsResponse InterpretSms(SmsRequestExtended request)
{
var response = new SmsResponse();
try
{
response.Action = SmsResponseType.DoNothing;
switch (request.SmsStatus)
{
case "delivered":
HandleDeliveredSms(request);
response.Action = SmsResponseType.DoNothing;
break;
case "received":
HandleRecievedSms(request, response);
break;
}
}
catch (SmsException ex)
{
response.Action = SmsResponseType.SendResponse;
response.SmsReponse = ex.Message;
}
catch (Exception ex)
{
response.Action = SmsResponseType.SendError;
Log("Error: " + ex);
}
return response;
}
private int SendToMembersOfGroupsUserIsLeaderOf(SmsRequestExtended request, SmsPerson dbPerson)
{
int messageSentCount = 0;
var leaderGroups = dbPerson.SmsGroupLeaders.Select(m => m.SmsGroup.Id).ToList();
var groups = _uow
.SmsGroups
.Find(g => leaderGroups.Contains(g.Id))
.Include("SmsGroupMembers.SmsPerson")
.ToList();
foreach (var g in groups)
{
foreach (var m in g.SmsGroupMembers)
{
SendSms(request, m.SmsPerson);
messageSentCount++;
}
}
return messageSentCount;
}
private void SendSms(SmsRequestExtended request, SmsPerson person)
{
var twilio = new TwilioRestClient(AccountSid, TwilioAuthToken);
var message = twilio.SendMessage(TwilioNumber, "+1" + person.PhoneNumber, request.Body, @"http://benjaminjanderson.com/smslistener.ashx");
_uow.SmsLogs.Add(new SmsLog
{
Message = request.Body,
SmsDate = DateTime.UtcNow,
MessageType = SmsMessageType.Sent,
SmsPersonId = person.Id,
MessageId = message.Sid,
MessageStatus = "Sending",
});
_uow.SaveChanges();
}
private void HandleRecievedSms(SmsRequestExtended request, SmsResponse response)
{
long fromNum;
if (!long.TryParse(new Regex(@"[^\d]").Replace(request.From, string.Empty).TrimStart(new[] {'1'}), out fromNum))
throw new SmsException("Error: please send message from a numeric phone number: " + request.From + " is not accepted");
var dbPerson = _uow
.SmsPerson
.Find(p => p.PhoneNumber == fromNum)
.Include("SmsGroupLeaders.SmsGroup")
.Include("SmsGroupMembers.SmsGroup")
.FirstOrDefault();
if (dbPerson == null)
throw new SmsException("Error: " + request.From + " is not a registered number");
_uow.SmsLogs.Add(new SmsLog
{
SmsPersonId = dbPerson.Id,
Message = request.Body,
SmsDate = DateTime.UtcNow,
MessageType = SmsMessageType.Recieved,
MessageStatus = "recieved",
});
if (!dbPerson.SmsGroupLeaders.Any() && !dbPerson.SmsGroupMembers.Any())
throw new SmsException("Error: " + request.From + " is not registered to any groups");
SendToLeadersOfGroupsThatUserIsMemberOf(request, dbPerson);
SendToMembersOfGroupsUserIsLeaderOf(request, dbPerson);
}
