protected void Page_Load(object sender, EventArgs e)
{
if (Request["Body"].ToLower().Trim() == "update" ||
Request["Body"].ToLower().Trim() == "nearby")
{
DatabaseDataContext db = new DatabaseDataContext();
User u = db.Users.Single(r => r.PhoneNumber == Request["From"].Replace("+1", "").Replace(" 1", "").Trim());
try
{
Push.SendTextMessageNotifications(u.FoursquareUserID, true);
}
catch (Exception ex)
{
var account = new TwilioRest.Account(ConfigurationManager.AppSettings["TwilioAccountSid"], ConfigurationManager.AppSettings["TwilioAuthToken"]);
var url = string.Format("/2010-04-01/Accounts/{0}/SMS/Messages", ConfigurationManager.AppSettings["TwilioAccountSid"]);
var values = new Hashtable();
values.Add("To", Request["From"]);
values.Add("From", ConfigurationManager.AppSettings["TwilioNumber"]);
values.Add("Body", "Oops! An error has occurred, please try again later.");
account.request(url, "POST", values);
}
}
else
{
var account = new TwilioRest.Account(ConfigurationManager.AppSettings["TwilioAccountSid"], ConfigurationManager.AppSettings["TwilioAuthToken"]);
var url = string.Format("/2010-04-01/Accounts/{0}/SMS/Messages", ConfigurationManager.AppSettings["TwilioAccountSid"]);
var values = new Hashtable();
values.Add("To", Request["From"]);
values.Add("From", ConfigurationManager.AppSettings["TwilioNumber"]);
values.Add("Body", "Hello from 4sqtransit, real-time public transit information on Foursquare! Visit us on the web at http://4sqtransit.com.");
account.request(url, "POST", values);
}
}
public static void SendTextMessageNotifications(string userid, Boolean forceSend)
{
DatabaseDataContext db = new DatabaseDataContext();
User u = db.Users.Single(r => r.FoursquareUserID == userid &&
r.IsEnabled == true);
System.Net.WebClient client = new System.Net.WebClient();
var jsonResult1 = client.DownloadString("https://api.foursquare.com/v2/users/self?oauth_token=" + u.FoursquareAccessToken);
var result = Json.Decode(jsonResult1);
var account = new TwilioRest.Account(ConfigurationManager.AppSettings["TwilioAccountSid"], ConfigurationManager.AppSettings["TwilioAuthToken"]);
if (result.response.user.checkins.items[0].id != u.LastCheckinID ||
forceSend == true)
{
bool isTransitStop = false;
foreach (var c in result.response.user.checkins.items[0].venue.categories)
{
if (c.icon.StartsWith("https://foursquare.com/img/categories/travel/") == true)
{
isTransitStop = true;
break;
}
}
if (isTransitStop == true ||
forceSend == true)
{
var stops = OneTransitAPI.GetStopsByLocation(u.AgencyID, Convert.ToDouble(result.response.user.checkins.items[0].venue.location.lat), Convert.ToDouble(result.response.user.checkins.items[0].venue.location.lng), Convert.ToDouble(ConfigurationManager.AppSettings["TransitStopRadius"]));
if (stops.Length > 0)
{
StringBuilder msg = new StringBuilder();
msg.AppendFormat("{0}\n\n", stops[0].Name.ToUpper());
var times = OneTransitAPI.GetStopTimes(u.AgencyID, stops[0].ID.ToString());
int count = 0;
foreach (var t in times)
{
if (count >= 15)
break;
count++;
string time = t.DepartureTime;
if (time.StartsWith("0") == true)
{
time = time.Remove(0, 1);
}
string line;
if (t.Type == "realtime")
{
line = string.Format("{0}: {1}\n", t.RouteShortName, time);
}
else
{
line = string.Format("{0}: {1} (schd)\n", t.RouteShortName, time);
}
if ((msg.ToString().Length + line.Length) > 160)
{
var values1 = new Hashtable();
values1.Add("To", (string)result.response.user.contact.phone);
values1.Add("From", ConfigurationManager.AppSettings["TwilioNumber"]);
values1.Add("Body", msg.ToString());
account.request(string.Format("/2010-04-01/Accounts/{0}/SMS/Messages", ConfigurationManager.AppSettings["TwilioAccountSid"]), "POST", values1);
msg.Clear();
}
msg.Append(line);
}
if (times.Length == 0)
{
msg.AppendFormat("There are no departures in the next 2 hours.");
}
if (msg.Length > 0)
{
var values2 = new Hashtable();
values2.Add("To", result.response.user.contact.phone);
values2.Add("From", ConfigurationManager.AppSettings["TwilioNumber"]);
values2.Add("Body", msg.ToString());
account.request(string.Format("/2010-04-01/Accounts/{0}/SMS/Messages", ConfigurationManager.AppSettings["TwilioAccountSid"]), "POST", values2);
}
}
else
{
if (forceSend == true)
{
var values2 = new Hashtable();
values2.Add("To", result.response.user.contact.phone);
values2.Add("From", ConfigurationManager.AppSettings["TwilioNumber"]);
values2.Add("Body", "There are no stops within " + ConfigurationManager.AppSettings["TransitStopRadius"] + " meters of your location.");
account.request(string.Format("/2010-04-01/Accounts/{0}/SMS/Messages", ConfigurationManager.AppSettings["TwilioAccountSid"]), "POST", values2);
}
}
}
u.PhoneNumber = result.response.user.contact.phone != null ? (string)result.response.user.contact.phone : "0";
u.LastCheckinID = (string)result.response.user.checkins.items[0].id;
}
db.SubmitChanges();
}