Android Open Source - VirginMobileMinutesChecker Minutes Service

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From Project

Back to project page VirginMobileMinutesChecker.

License

The source code is released under:

Copyright 2011 Jay Goel. All rights reserved. Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met: 1. Red...

Java Source Code

package com.drfloob.VirginMobileMinutesChecker.call_trigger;
//from w  w  w  . j  ava  2 s  .c o  m
import java.util.Timer;
import java.util.TimerTask;

import android.app.Service;
import android.content.Intent;
import android.content.SharedPreferences;
import android.os.IBinder;
import android.preference.PreferenceManager;
import android.telephony.TelephonyManager;
import android.util.Log;
import android.widget.Toast;

import com.jaygoel.virginminuteschecker.IVMCScraper;
import com.jaygoel.virginminuteschecker.ReferenceScraper;
import com.jaygoel.virginminuteschecker.ViewMinutes;
import com.jaygoel.virginminuteschecker.WebsiteScraper;

public class MinutesService extends Service
{

    public static final String EVENT = "com.drfloob.VirginMobileMinutesChecker.call_trigger.MinutesService.Action";

    private static final String TAG = "DEBUG";

    private final Timer timer = new Timer("MinutesService");
    private ToastTask toastTask;
    private Toast theToast;

    @Override
    public IBinder onBind(final Intent intent)
    {
        return null;
    }

    /**
     * Since we're always returning Service.START_NOT_STICKY, intent is
     * guaranteed to not be null
     */
    @Override
    public int onStartCommand(final Intent intent, final int flags,
        final int startId)
    {

        SharedPreferences settings = PreferenceManager
            .getDefaultSharedPreferences(getApplicationContext());
        if (!settings.getBoolean("incomingCallPref", true))
        {
            Log.d("DEBUG", "Settings said not to run");
            return Service.START_NOT_STICKY;
        }

        Log.d(TAG, "in onStartCommand");
        String event = intent.getStringExtra(EVENT);

        if (event.equals(TelephonyManager.EXTRA_STATE_RINGING))
        {
            toastLast();
        }
        else if (event.equals(TelephonyManager.EXTRA_STATE_IDLE))
        {
            killTimers();
            update();
        }
        else if (event.equals(TelephonyManager.EXTRA_STATE_OFFHOOK))
        {
            if (settings.getBoolean("outgoingCallPref", true))
            {
                toastLast();
            }
            else
            {
                killTimers();
            }
        }
        else
        {
            Log.e(TAG, "Unknown event: " + event);
        }

        return Service.START_NOT_STICKY;
    }

    private void toastLast()
    {
        SharedPreferences cache = getSharedPreferences("cache", 0);
        String minutes = cache.getString("minutes", "Unknown");
        toast("Minutes Used: " + minutes);
    }

    private void update()
    {
        SharedPreferences settings = getSharedPreferences("loginInfo", 0);
        String username = settings.getString("username", "u");
        String password = settings.getString("password", "p");

        SharedPreferences cache = getSharedPreferences("cache", 0);

        String minutes;
        if (username.equals("u") || password.equals("p"))
        {
            Log.d(TAG, "Not Logged In ... asking for login credentials");
            toast("Please login to update your remaining minutes");
            startViewMinutesActivity();
        }
        else
        {
            String html = WebsiteScraper.fetchScreen(username, password);
            // Log.d(TAG, html);
            IVMCScraper scraper = new ReferenceScraper();

            if (scraper.isValid(html))
            {
                Log.d(TAG, "valid");
                minutes = scraper.getMinutesUsed(html);
                Log.d(TAG, minutes);

                SharedPreferences.Editor cedit = cache.edit();
                cedit.putString("minutes", minutes);
                cedit.commit();
            }
            else
            {
                toast("There was a problem loading your Virgin Mobile page. Please login again.");

                // If the scraper brings back an invalid page, it's prudent to
                // invalidate the cache.
                // there's no sense in relying on the reported minutes if we
                // can't scrape anymore.
                SharedPreferences.Editor cedit = cache.edit();
                cedit.putString("minutes", "Unknown");
                cedit.commit();

                startViewMinutesActivity();
            }
        }
    }

    private void startViewMinutesActivity()
    {
        Intent i = new Intent(this, ViewMinutes.class);
        i.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
        startActivity(i);
    }

    private void toast(final String msg)
    {
        toast(msg, 1);
    }

    private void toast(final String msg, final int seconds)
    {
        theToast = Toast.makeText(getApplicationContext(), msg,
            Toast.LENGTH_SHORT);
        toastTask = new ToastTask(theToast, seconds);
        timer.scheduleAtFixedRate(toastTask, 0, 1000);
    }

    private void killTimers()
    {
        Log.d("DEBUG", "killing timers");
        if (theToast != null)
        {
            theToast.cancel();
        }
        if (toastTask != null)
        {
            toastTask.cancel();
        }
        Log.d("DEBUG", "killing timers ... DONE");
    }

    private class ToastTask extends TimerTask
    {
        private final Toast t;
        private final int count;

        private int i = 0;

        ToastTask(final Toast iT, final int iCount)
        {
            this.t = iT;
            this.count = iCount;
        }

        @Override
        public void run()
        {
            if (i > count)
            {
                cancel();
            }
            else
            {
                ++i;
                t.show();
            }
        }

        @Override
        public boolean cancel()
        {
            t.cancel();
            return super.cancel();
        }
    }

}

Java Source Code List

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