thoerup/traininfo/WelcomeScreen.java

package dk.thoerup.traininfo;


import java.io.InvalidClassException;

import android.app.Activity;
import android.app.ProgressDialog;
import android.content.Intent;
import android.content.SharedPreferences;
import android.content.SharedPreferences.Editor;
import android.os.AsyncTask;
import android.os.Bundle;
import android.os.Handler;
import android.util.Log;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.Window;
import android.widget.Button;
import android.widget.Toast;

import com.example.android.trivialdrivesample.util.IabHelper;
import com.example.android.trivialdrivesample.util.IabResult;
import com.nullwire.trace.ExceptionHandler;

import dk.thoerup.androidutils.CheckUpdates;
import dk.thoerup.traininfo.provider.OfflineStationProvider;
import dk.thoerup.traininfo.provider.ProviderFactory;
import dk.thoerup.traininfo.provider.StationProvider;


public class WelcomeScreen extends Activity{
        
        final static String stationsreload = "stationsreload";
        final static int MENU_SETTINGS = 1;
        final static int MENU_RELOAD = 2;
        
        
        public enum ListType {
                ListNearest,
                ListSearch,
                ListFavorites
        }
        
        IabHelper mHelper;
        
        Handler handler = new Handler();
        
        SharedPreferences prefs;
        
        StationLoader stationLoader;
        
        @Override
        public void onCreate(Bundle savedInstanceState) {
                
                super.onCreate(savedInstanceState);
                
                prefs = getSharedPreferences("TrainStation", 0);
                
                requestWindowFeature( Window.FEATURE_NO_TITLE );
                setContentView(R.layout.welcome);
                
                Button nearestButton = (Button) findViewById(R.id.nearest);
                nearestButton.setOnClickListener( new StationListListener(ListType.ListNearest));
                
                Button searchButton = (Button) findViewById(R.id.search);
                searchButton.setOnClickListener( new StationListListener(ListType.ListSearch));
                
                Button favoritesButton = (Button) findViewById(R.id.favorites);
                favoritesButton.setOnClickListener( new StationListListener(ListType.ListFavorites));
                
                Button aboutButton = (Button) findViewById(R.id.about);
                aboutButton.setOnClickListener( new AboutListener() );
        
                //Got stacktraces / reports that the register thing sometimes crashes
                try {   
                        ExceptionHandler.register(this, "http://t-hoerup.dk/android/trace.php");
                } catch (Exception e) {
                        Log.e("TrainInfo", "Error registering exception handler", e);
                }
                
                CheckUpdates update = new CheckUpdates();
                update.checkForUpdates(this, "http://t-hoerup.dk/android/traininfo/version.txt", "TrainInfo DK", null);
                /*
                Runnable r = new Runnable() {
                        @Override
                        public void run() {
                                View splash = findViewById(R.id.splash);
                                splash.setVisibility(View.GONE);
                        }
                };              
                handler.postDelayed(r, 1500);
                */
                
                StationProvider sp = ProviderFactory.getStationProvider();
                
                if (sp instanceof OfflineStationProvider ) {
                        OfflineStationProvider osp = (OfflineStationProvider) sp;
                        long last = prefs.getLong(stationsreload, 0);
                        long now = System.currentTimeMillis();
                        Log.i("TrainInfo", "Last Load: " + last);

                        boolean didLoad = false;

                        try {
                                didLoad = osp.loadStations(this);
                        }                                                                                               
                        catch (InvalidClassException e) {
                                Log.i("TrainInfo", "invalid class - do a new download of stationlist");
                        }
                        catch (Exception e) {
                                Toast.makeText(this, "" + e.getMessage(), Toast.LENGTH_SHORT).show();
                                Log.e("TrainInfo", "load error", e);
                        }

                        if (didLoad == false) {                                 
                                stationLoader = new StationLoader(osp, false);
                                stationLoader.execute( (Void)null);
                        } else {
                                if ( (now-last) > (14*24*60*60*1000) ) { //if we had a stations list but it was too old, load a new one silent
                                        Log.i("TrainInfo", "Stationlist too old, do a silent download");
                                        stationLoader = new StationLoader(osp, true); 
                                        stationLoader.execute( (Void)null);
                                }
                        }

                }
                
                
                try {
                        initBilling();
                } catch (Exception e) {
                        //Do nothing - just don't crash if billing failed to initialize
                }


        }
        
        private void initBilling() {
                String base64EncodedPublicKey = "MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAln3XRJzM8Eo/SSMBLzSOj9pLedftZrWONRLO9KC/BU1Bv0EK3PQhza1S6apS69fa300ZitKSB91WDkf88eW4VJq8txmq8W1J2x/WJCFRQnFaPP0pDgERo9EdEULH2ybsOape/7+ypqNaDWxuqBh4fQfAd+Qpgdz8E7y5ZNbIKqJnRn2gyEfpzytiNQKNATI+XxJfyrS7urg/u/hXYw1R7VBNoAO7KU3b4D205WtXBn2u+Zexjd5disVGmZ5jd0BiuVOyPIWK5e9tA/VnKl/6XDfB9utCtXcAWFVUoVE6+8HWwo9ugFauuwYmbl6pTZydPKjyh9WxVR5MS2TPue/wEwIDAQAB";

                // compute your public key and store it in base64EncodedPublicKey
                mHelper = new IabHelper(this, base64EncodedPublicKey);
                mHelper.enableDebugLogging(true);
                
                mHelper.startSetup(new IabHelper.OnIabSetupFinishedListener() {
                        public void onIabSetupFinished(IabResult result) {

                                Log.d("TrainInfo", "onIabSetupFinished");

                                if (!result.isSuccess()) {
                                        // Oh noes, there was a problem.
                                        Log.d("TrainInfo", "Problem setting up In-app Billing: " + result);
                                }            
                                // Hooray, IAB is fully set up!  
                        }
                });
        
        }


        @Override
        protected void onDestroy() {
                super.onDestroy();
                if (stationLoader != null) {
                        stationLoader.cancel(true);
                        stationLoader = null;
                }
                if (mHelper != null) {
                        try {
                                mHelper.dispose();
                        } catch (Exception e) {
                                //Do Nothing
                        }
                        mHelper = null;
                }
                
                
                ProviderFactory.purgeOldEntries(); //exiting application, do some cleanup
        }


        @Override
        public boolean onCreateOptionsMenu(Menu menu) {
                MenuItem item;
                
                item = menu.add(0, MENU_SETTINGS, 0, getString(R.string.welcome_settings) );
                item.setIcon(android.R.drawable.ic_menu_preferences);
                
                item = menu.add(0, MENU_RELOAD, 0, getString(R.string.welcome_reloadstations));
                item.setIcon(android.R.drawable.ic_menu_rotate);
                
                return true;
        }
        
        @Override
        public boolean onOptionsItemSelected(MenuItem item) {
                boolean retval = true;
                
                switch (item.getItemId()) {
                case MENU_SETTINGS:
                        Intent intent = new Intent(WelcomeScreen.this, SettingsScreen.class);
                        WelcomeScreen.this.startActivity(intent);
                        break;
                        
                case MENU_RELOAD:
                        OfflineStationProvider osp = (OfflineStationProvider) ProviderFactory.getStationProvider();
                        new StationLoader(osp, false).execute( (Void)null);                     
                        break;
                        
                default:
                        retval = super.onOptionsItemSelected(item);
                }
                
                return retval;
        }
        

        class AboutListener implements OnClickListener {

                @Override
                public void onClick(View v) {
                        /*
                        String appName = WelcomeScreen.this.getResources().getString(R.string.app_name);
                        String ver = WelcomeScreen.this.getResources().getString(R.string.app_version);                 
                        
                        StringBuffer message = new StringBuffer();
                        message.append(appName);
                        message.append(" v").append(ver).append("\n");
                        message.append("By Torben H. Nielsen\n"); 

                        MessageBox.showMessage(WelcomeScreen.this, message.toString());*/
                        /*Intent browserIntent = new Intent(Intent.ACTION_VIEW, Uri.parse("http://t-hoerup.dk/android/traininfo/")); 
                        startActivity(browserIntent);*/
                        
                        Intent intent = new Intent(WelcomeScreen.this, AboutScreen.class);
                        WelcomeScreen.this.startActivity(intent);
                }

        }
        

        class StationListListener implements OnClickListener{
                ListType launchType;
                StationListListener(ListType type) {
                        launchType = type;
                }
                
                @Override
                public void onClick(View v) {
                        
                        StationProvider sp = ProviderFactory.getStationProvider();
                        
                        if (sp instanceof OfflineStationProvider ) {
                                OfflineStationProvider osp = (OfflineStationProvider) sp;
                                
                                if (! osp.hasStations()) {
                                        stationLoader = new StationLoader(osp, false);
                                        stationLoader.execute( (Void)null);     
                                        return;
                                }
                        }
                        
                        Intent intent = new Intent(WelcomeScreen.this, StationList.class);
                        intent.putExtra("type", launchType);
                        WelcomeScreen.this.startActivity(intent);
                }
                
        }
        
        class StationLoader extends AsyncTask<Void,Void,Void> {


                boolean succeeded;
                ProgressDialog dlg;
                OfflineStationProvider osp;
                String exMsg;
                boolean silent;
                
                public StationLoader(OfflineStationProvider osp, boolean silent) {
                        this.osp = osp;
                        this.silent = silent;
                }
                
                @Override
                protected Void doInBackground(Void... params) {
                        try {
                                osp.downloadStations( WelcomeScreen.this );
                                succeeded = true;
                        } catch (Exception e) {
                                succeeded = false;
                                exMsg = e.getMessage();
                                Log.e("TrainInfo", "download error", e);                                
                        }
                        return null;
                }

                
                @Override
                protected void onPreExecute() {
                        super.onPreExecute();
                        Log.i("TrainInfo", "StationLoader.onPreExecute() ");
                        
                        if (silent == false) {
                                dlg = new ProgressDialog(WelcomeScreen.this);
                                dlg.setMessage( getText(R.string.welcome_downloadingstations) );
                                dlg.setCancelable(false);
                                dlg.show();
                        } 
                }

                @Override
                protected void onPostExecute(Void result) {
                        super.onPostExecute(result);
                        Log.i("TrainInfo", "StationLoader.onPostExecute() ");
                        
                        if (silent == false) {
                                try {
                                        dlg.dismiss();
                                } catch (Exception e) {
                                        Log.e("TrainInfo", "Exception while closing dialog", e); // don't crash program
                                }
                                dlg = null;
                        }
                        
                        if (succeeded) {
                                Editor edit = prefs.edit();
                                edit.putLong(stationsreload, System.currentTimeMillis() );
                                edit.commit();
                        } else {
                                if (silent == false) {
                                        Toast.makeText(WelcomeScreen.this, "Error " + exMsg, Toast.LENGTH_LONG).show();
                                }
                        }
                }       
        }
        
}
1	package dk.thoerup.traininfo;
2
3
4
5	import java.io.InvalidClassException;
6
7	import android.app.Activity;
8	import android.app.ProgressDialog;
9	import android.content.Intent;
10	import android.content.SharedPreferences;
11	import android.content.SharedPreferences.Editor;
12	import android.os.AsyncTask;
13	import android.os.Bundle;
14	import android.os.Handler;
15	import android.util.Log;
16	import android.view.Menu;
17	import android.view.MenuItem;
18	import android.view.View;
19	import android.view.View.OnClickListener;
20	import android.view.Window;
21	import android.widget.Button;
22	import android.widget.Toast;
23
24	import com.example.android.trivialdrivesample.util.IabHelper;
25	import com.example.android.trivialdrivesample.util.IabResult;
26	import com.nullwire.trace.ExceptionHandler;
27
28	import dk.thoerup.androidutils.CheckUpdates;
29	import dk.thoerup.traininfo.provider.OfflineStationProvider;
30	import dk.thoerup.traininfo.provider.ProviderFactory;
31	import dk.thoerup.traininfo.provider.StationProvider;
32
33
34	public class WelcomeScreen extends Activity{
35
36	final static String stationsreload = "stationsreload";
37	final static int MENU_SETTINGS = 1;
38	final static int MENU_RELOAD = 2;
39
40
41	public enum ListType {
42	ListNearest,
43	ListSearch,
44	ListFavorites
45	}
46
47	IabHelper mHelper;
48
49	Handler handler = new Handler();
50
51	SharedPreferences prefs;
52
53	StationLoader stationLoader;
54
55	@Override
56	public void onCreate(Bundle savedInstanceState) {
57
58	super.onCreate(savedInstanceState);
59
60	prefs = getSharedPreferences("TrainStation", 0);
61
62	requestWindowFeature( Window.FEATURE_NO_TITLE );
63	setContentView(R.layout.welcome);
64
65	Button nearestButton = (Button) findViewById(R.id.nearest);
66	nearestButton.setOnClickListener( new StationListListener(ListType.ListNearest));
67
68	Button searchButton = (Button) findViewById(R.id.search);
69	searchButton.setOnClickListener( new StationListListener(ListType.ListSearch));
70
71	Button favoritesButton = (Button) findViewById(R.id.favorites);
72	favoritesButton.setOnClickListener( new StationListListener(ListType.ListFavorites));
73
74	Button aboutButton = (Button) findViewById(R.id.about);
75	aboutButton.setOnClickListener( new AboutListener() );
76
77	//Got stacktraces / reports that the register thing sometimes crashes
78	try {
79	ExceptionHandler.register(this, "http://t-hoerup.dk/android/trace.php");
80	} catch (Exception e) {
81	Log.e("TrainInfo", "Error registering exception handler", e);
82	}
83
84	CheckUpdates update = new CheckUpdates();
85	update.checkForUpdates(this, "http://t-hoerup.dk/android/traininfo/version.txt", "TrainInfo DK", null);
86	/*
87	Runnable r = new Runnable() {
88	@Override
89	public void run() {
90	View splash = findViewById(R.id.splash);
91	splash.setVisibility(View.GONE);
92	}
93	};
94	handler.postDelayed(r, 1500);
95	*/
96
97	StationProvider sp = ProviderFactory.getStationProvider();
98
99	if (sp instanceof OfflineStationProvider ) {
100	OfflineStationProvider osp = (OfflineStationProvider) sp;
101	long last = prefs.getLong(stationsreload, 0);
102	long now = System.currentTimeMillis();
103	Log.i("TrainInfo", "Last Load: " + last);
104
105	boolean didLoad = false;
106
107	try {
108	didLoad = osp.loadStations(this);
109	}
110	catch (InvalidClassException e) {
111	Log.i("TrainInfo", "invalid class - do a new download of stationlist");
112	}
113	catch (Exception e) {
114	Toast.makeText(this, "" + e.getMessage(), Toast.LENGTH_SHORT).show();
115	Log.e("TrainInfo", "load error", e);
116	}
117
118	if (didLoad == false) {
119	stationLoader = new StationLoader(osp, false);
120	stationLoader.execute( (Void)null);
121	} else {
122	if ( (now-last) > (142460601000) ) { //if we had a stations list but it was too old, load a new one silent
123	Log.i("TrainInfo", "Stationlist too old, do a silent download");
124	stationLoader = new StationLoader(osp, true);
125	stationLoader.execute( (Void)null);
126	}
127	}
128
129	}
130
131
132	try {
133	initBilling();
134	} catch (Exception e) {
135	//Do nothing - just don't crash if billing failed to initialize
136	}
137
138
139	}
140
141	private void initBilling() {
142	String base64EncodedPublicKey = "MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAln3XRJzM8Eo/SSMBLzSOj9pLedftZrWONRLO9KC/BU1Bv0EK3PQhza1S6apS69fa300ZitKSB91WDkf88eW4VJq8txmq8W1J2x/WJCFRQnFaPP0pDgERo9EdEULH2ybsOape/7+ypqNaDWxuqBh4fQfAd+Qpgdz8E7y5ZNbIKqJnRn2gyEfpzytiNQKNATI+XxJfyrS7urg/u/hXYw1R7VBNoAO7KU3b4D205WtXBn2u+Zexjd5disVGmZ5jd0BiuVOyPIWK5e9tA/VnKl/6XDfB9utCtXcAWFVUoVE6+8HWwo9ugFauuwYmbl6pTZydPKjyh9WxVR5MS2TPue/wEwIDAQAB";
143
144	// compute your public key and store it in base64EncodedPublicKey
145	mHelper = new IabHelper(this, base64EncodedPublicKey);
146	mHelper.enableDebugLogging(true);
147
148	mHelper.startSetup(new IabHelper.OnIabSetupFinishedListener() {
149	public void onIabSetupFinished(IabResult result) {
150
151	Log.d("TrainInfo", "onIabSetupFinished");
152
153	if (!result.isSuccess()) {
154	// Oh noes, there was a problem.
155	Log.d("TrainInfo", "Problem setting up In-app Billing: " + result);
156	}
157	// Hooray, IAB is fully set up!
158	}
159	});
160
161	}
162
163
164
165	@Override
166	protected void onDestroy() {
167	super.onDestroy();
168	if (stationLoader != null) {
169	stationLoader.cancel(true);
170	stationLoader = null;
171	}
172	if (mHelper != null) {
173	try {
174	mHelper.dispose();
175	} catch (Exception e) {
176	//Do Nothing
177	}
178	mHelper = null;
179	}
180
181
182	ProviderFactory.purgeOldEntries(); //exiting application, do some cleanup
183	}
184
185
186	@Override
187	public boolean onCreateOptionsMenu(Menu menu) {
188	MenuItem item;
189
190	item = menu.add(0, MENU_SETTINGS, 0, getString(R.string.welcome_settings) );
191	item.setIcon(android.R.drawable.ic_menu_preferences);
192
193	item = menu.add(0, MENU_RELOAD, 0, getString(R.string.welcome_reloadstations));
194	item.setIcon(android.R.drawable.ic_menu_rotate);
195
196	return true;
197	}
198
199	@Override
200	public boolean onOptionsItemSelected(MenuItem item) {
201	boolean retval = true;
202
203	switch (item.getItemId()) {
204	case MENU_SETTINGS:
205	Intent intent = new Intent(WelcomeScreen.this, SettingsScreen.class);
206	WelcomeScreen.this.startActivity(intent);
207	break;
208
209	case MENU_RELOAD:
210	OfflineStationProvider osp = (OfflineStationProvider) ProviderFactory.getStationProvider();
211	new StationLoader(osp, false).execute( (Void)null);
212	break;
213
214	default:
215	retval = super.onOptionsItemSelected(item);
216	}
217
218	return retval;
219	}
220
221
222	class AboutListener implements OnClickListener {
223
224	@Override
225	public void onClick(View v) {
226	/*
227	String appName = WelcomeScreen.this.getResources().getString(R.string.app_name);
228	String ver = WelcomeScreen.this.getResources().getString(R.string.app_version);
229
230	StringBuffer message = new StringBuffer();
231	message.append(appName);
232	message.append(" v").append(ver).append("\n");
233	message.append("By Torben H. Nielsen\n");
234
235	MessageBox.showMessage(WelcomeScreen.this, message.toString());*/
236	/*Intent browserIntent = new Intent(Intent.ACTION_VIEW, Uri.parse("http://t-hoerup.dk/android/traininfo/"));
237	startActivity(browserIntent);*/
238
239	Intent intent = new Intent(WelcomeScreen.this, AboutScreen.class);
240	WelcomeScreen.this.startActivity(intent);
241	}
242
243	}
244
245
246	class StationListListener implements OnClickListener{
247	ListType launchType;
248	StationListListener(ListType type) {
249	launchType = type;
250	}
251
252	@Override
253	public void onClick(View v) {
254
255	StationProvider sp = ProviderFactory.getStationProvider();
256
257	if (sp instanceof OfflineStationProvider ) {
258	OfflineStationProvider osp = (OfflineStationProvider) sp;
259
260	if (! osp.hasStations()) {
261	stationLoader = new StationLoader(osp, false);
262	stationLoader.execute( (Void)null);
263	return;
264	}
265	}
266
267	Intent intent = new Intent(WelcomeScreen.this, StationList.class);
268	intent.putExtra("type", launchType);
269	WelcomeScreen.this.startActivity(intent);
270	}
271
272	}
273
274	class StationLoader extends AsyncTask<Void,Void,Void> {
275
276
277	boolean succeeded;
278	ProgressDialog dlg;
279	OfflineStationProvider osp;
280	String exMsg;
281	boolean silent;
282
283	public StationLoader(OfflineStationProvider osp, boolean silent) {
284	this.osp = osp;
285	this.silent = silent;
286	}
287
288	@Override
289	protected Void doInBackground(Void... params) {
290	try {
291	osp.downloadStations( WelcomeScreen.this );
292	succeeded = true;
293	} catch (Exception e) {
294	succeeded = false;
295	exMsg = e.getMessage();
296	Log.e("TrainInfo", "download error", e);
297	}
298	return null;
299	}
300
301
302	@Override
303	protected void onPreExecute() {
304	super.onPreExecute();
305	Log.i("TrainInfo", "StationLoader.onPreExecute() ");
306
307	if (silent == false) {
308	dlg = new ProgressDialog(WelcomeScreen.this);
309	dlg.setMessage( getText(R.string.welcome_downloadingstations) );
310	dlg.setCancelable(false);
311	dlg.show();
312	}
313	}
314
315	@Override
316	protected void onPostExecute(Void result) {
317	super.onPostExecute(result);
318	Log.i("TrainInfo", "StationLoader.onPostExecute() ");
319
320	if (silent == false) {
321	try {
322	dlg.dismiss();
323	} catch (Exception e) {
324	Log.e("TrainInfo", "Exception while closing dialog", e); // don't crash program
325	}
326	dlg = null;
327	}
328
329	if (succeeded) {
330	Editor edit = prefs.edit();
331	edit.putLong(stationsreload, System.currentTimeMillis() );
332	edit.commit();
333	} else {
334	if (silent == false) {
335	Toast.makeText(WelcomeScreen.this, "Error " + exMsg, Toast.LENGTH_LONG).show();
336	}
337	}
338	}
339	}
340
341	}