Script utilizado en el proyecto 1 de Computo Movil en el Instituto Tecnologico de Sonora utilizando on{x} para Android.

CM_onx_proyecto1.js

// Proyecto 1 de Computo Movil
// Script para el proyecto 1 de Computo Movil.
// autor: Jose Salcido
// id ITSON: 50168

// =============================================
// Escribo todos mis comentarios en ingles y mis
// variables igual por que me gusta asi, si hay
// problema avisenme por favor..
// =============================================

/*====================================================================================*/

//device.notifications.createNotification('Alarma puesta.').show();

// this set the alarm but I CANT GET IT WORKING!!! :(
device.scheduler.setTimer({
      name: "alarmamaestra", 
      time: 0, // not sure of this one :)
      interval: 60*60*1000,  // set alarm every day.
      exact: false },
      function () { verifyAlarm() });

function verifyAlarm() {
    var date = new Date();
    var hour = date.getHours();
    if(hour === 17) {
        getLocation(1);
    } else if (hour === 15) {
        getLocation(1);
    } else {
        // NOT 6 AM.
    }
}

// Call this when the device screen is unlocked.
device.screen.on("unlock", function(){
    getLocation(0);
});

// Nope.
device.screen.off("off", function() {
    //device.scheduler.removeTimer("alarmamaestra");
});

// getLocation function
function getLocation(option) {
    // create GPS listener with update interval of 5 sec
    // you can also use CELL or PASSIVE providers here
    var listener = device.location.createListener('CELL', 5 * 1000); 
    
    // register on location changed
    listener.on('changed', function (signal) {
        // on receiving location print it and stop the provider
        console.log('Lat: ' + signal.location.latitude);
        console.log('Lon: ' + signal.location.longitude);
        listener.stop();
        var latlong = signal.location.latitude + "," + signal.location.longitude;
        if(option === 0) {
            getWeather(latlong);
        } else {
            getForecast(latlong)
        }
    });
    
    // start the CELL listener
    listener.start();
}

function getForecast(latlong) {
    feeds.weather.get(
            {
                location: latlong,        // this was fixed for Cd Obregon.
                locationtype: 'latlong',  // only using latlong
                unittype: 'm'             // metric units please.
            }, function onSuccess(weather, textStatus, response) {
                // save the forecast in a var
                var rainProb = weather.now.rain;
                if(rainProb >= 50) {
                    device.notifications.createNotification('Carnavalito, llevate un paraguas por si las moscas, valedor. La probabilidad de lluvia es: ' + rainProb + "%").show();
                } else {
                    device.notifications.createNotification("Carnavalito, hoy no hay probabilidad de que llueva, no seas naco y no te lleves un paraguas, camara, chido. La probabilidad de lluvia es: " + rainProb + "%").show();
                }
            }, function onError(response, textStatus) {
                    console.error("Weather error from script");
            });
}

// getWeather function
function getWeather(latlong) {
    // Get the weather as the on.X api doc.
    feeds.weather.get(
            {
                location: latlong,        // this was fixed for Cd Obregon.
                locationtype: 'latlong',  // only using latlong
                unittype: 'm'             // metric units please.
            },
            
            // function called when the weather is available
            function onSuccess(weather, textStatus, response) {
                
                // save the temp in a var
                var temperatura = weather.now.temperature;
                //console.log(weather.forecasts);
                // forecast then WHAT?
                console.log(weather.forecasts[0].rain);
                
                // Message variables
                var buttons = [":("];
                var title;
                var content;
                
                // check if the temp is greater than 29.
                if(temperatura >= 30) {
                    // Spanish as Sinaloa and Sonora users talk spanish.
                    title = "Que Calor!!!";
                    content = "Wey, esta haciendo un chango de calor. Estamos a mas de 30 grados carnavalito.";
                    showMessage(title, content, buttons);
                } 
                // check if the temp is minor than 11
                else if(temperatura <= 10) {
                    // Spanish as Sinaloa and Sonora users talk spanish.
                    title = "Que Frio!!!";
                    content = "Wey, esta haciendo un chango de frio. Estamos a menos de 10 grados carnavalito.";
                    showMessage(title, content, buttons);
                }
                console.log("Weather for " + weather.location  + " is: " + weather.now.temperature + " ºC");
            },
            
            // function called when an error ocurred.
            function onError(response, textStatus) {
                console.error("Weather error from script");
            }
        );
}

function showMessage(title, content, buttons) {
    msg = device.notifications.createMessageBox(title);
    msg.content = content;
    msg.buttons = buttons;
    msg.show();
}