@Override
public void onReceive(Context context, Intent intent) {
Log.d(LOG_TAG, "Receiver called");
String action = intent.getAction();
if (action == null) {
return;
}
Log.v(LOG_TAG, "Receiver called with action: " + action);
if (action.equals(Intent.ACTION_BOOT_COMPLETED)) {
syncChecking(context);
} else if (action.equals(Veecheck.getRescheduleAction(context))) {
syncChecking(context);
} else if (action.equals(Veecheck.getConsiderAction(context))) {
considerChecking(context);
}
}
/** On application creation. */
@Override
public void onCreate() {
super.onCreate();
sInstance = this;
Connection.setContext(getApplicationContext());
// Error Reporter
CustomExceptionHandler customExceptionHandler = CustomExceptionHandler.getInstance();
customExceptionHandler.Init(sInstance.getApplicationContext());
Thread.setDefaultUncaughtExceptionHandler(customExceptionHandler);
SharedPreferences preferences = PrefSettings.getSharedPrefs(this);
// Assign some default settings if necessary
if (preferences.getString(PrefSettings.KEY_CHECK_URI, null) == null) {
Editor editor = preferences.edit();
// Test Update Notifications
// Some ridiculously fast polling, just to demonstrate it working...
/*
* editor.putBoolean(PrefSettings.KEY_ENABLED, true); editor.putLong(PrefSettings.KEY_PERIOD, 30 * 1000L);
* editor.putLong(PrefSettings.KEY_CHECK_INTERVAL, 60 * 1000L); editor.putString(PrefSettings.KEY_CHECK_URI,
* "http://ankidroid.googlecode.com/files/test_notifications.xml");
*/
editor.putString(
PrefSettings.KEY_CHECK_URI, "http://ankidroid.googlecode.com/files/last_release.xml");
// Create the folder "AnkiDroid", if not exists, where the decks
// will be stored by default
new File(getStorageDirectory() + "/AnkiDroid").mkdir();
// Put the base path in preferences pointing to the default
// "AnkiDroid" folder
editor.putString("deckPath", getStorageDirectory() + "/AnkiDroid");
// Using commit instead of apply even though we don't need a return value.
// Reason: apply() not available on Android 1.5
editor.commit();
}
// Reschedule the checks - we need to do this if the settings have
// changed (as above)
// It may also necessary in the case where an application has been
// updated
// Here for simplicity, we do it every time the application is launched
Intent intent = new Intent(Veecheck.getRescheduleAction(this));
sendBroadcast(intent);
}
/**
* Consults the settings to determine whether a {@link Service} should be started to perform a
* check for application updates.
*
* @param context the context in which the {@link BroadcastReceiver} is operating
*/
private void considerChecking(Context context) {
Log.d(LOG_TAG, "Considering performing check.");
VeecheckSettings settings = createSettings(context);
if (!settings.isEnabled()) {
syncChecking(context);
return;
}
Log.d(LOG_TAG, "Checking is enabled.");
String uri = settings.getCheckUri();
if (uri == null) {
return; // no point continuing - not configured
}
Log.d(LOG_TAG, "URI is available.");
VeecheckState state = createState(context);
long now = System.currentTimeMillis();
long lastCheck = state.getLastCheck();
if (lastCheck >= 0L && lastCheck + settings.getCheckInterval() > now) {
return; // it has run too recently
}
Log.d(LOG_TAG, "Last check was not too recent.");
// TODO get battery status: not possible yet, see:
// http://code.google.com/p/android/issues/detail?id=926
int status = BatteryManager.BATTERY_STATUS_CHARGING;
if (status != BatteryManager.BATTERY_STATUS_CHARGING) {
return; // run some other, better, time
}
Log.d(LOG_TAG, "Battery is in a suitable state.");
// attach our package as an extra on the intent
Intent intent = new Intent(Veecheck.getCheckAction(context), Uri.parse(uri));
context.startService(intent);
// Note: this is an awkward part of the design...
// It might seem ideal to have this called by the Service only when a
// check has been successfully made, but this is not obviously the right
// design.
state.setLastCheckNow(now);
Log.d(LOG_TAG, "Last check date was updated.");
}
/**
* Constructs a {@link PendingIntent} that will be broadcast by the {@link AlarmManager} to prompt
* this {@link BroadcastReceiver} to consider checking for updates.
*
* @param context the context in which the {@link BroadcastReceiver} is operating
* @return an intent, pending to {@link Veecheck#getConsiderAction(Context)}
*/
private PendingIntent createCheckingIntent(Context context) {
return PendingIntent.getBroadcast(
context, 0, new Intent(Veecheck.getConsiderAction(context)), 0);
}
