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package org.briarproject.android;
import static android.app.Notification.DEFAULT_LIGHTS;
import static android.app.Notification.DEFAULT_SOUND;
import static android.app.Notification.DEFAULT_VIBRATE;
import static android.content.Context.NOTIFICATION_SERVICE;
import static android.content.Intent.FLAG_ACTIVITY_CLEAR_TOP;
import static android.content.Intent.FLAG_ACTIVITY_SINGLE_TOP;
import static java.util.logging.Level.WARNING;
import java.util.HashMap;
import java.util.Map;
import java.util.concurrent.Executor;
import java.util.logging.Logger;
import javax.inject.Inject;
import org.briarproject.R;
import org.briarproject.android.contact.ContactListActivity;
import org.briarproject.android.contact.ConversationActivity;
import org.briarproject.android.groups.GroupActivity;
import org.briarproject.android.groups.GroupListActivity;
import org.briarproject.api.ContactId;
import org.briarproject.api.android.AndroidNotificationManager;
import org.briarproject.api.db.DatabaseComponent;
import org.briarproject.api.db.DatabaseExecutor;
import org.briarproject.api.db.DbException;
import org.briarproject.api.event.Event;
import org.briarproject.api.event.EventListener;
import org.briarproject.api.event.SettingsUpdatedEvent;
import org.briarproject.api.lifecycle.Service;
import org.briarproject.api.messaging.GroupId;
import org.briarproject.util.StringUtils;
import android.app.Application;
import android.app.NotificationManager;
import android.content.Context;
import android.content.Intent;
import android.support.v4.app.NotificationCompat;
import android.support.v4.app.TaskStackBuilder;
class AndroidNotificationManagerImpl implements AndroidNotificationManager,
Service, EventListener {
private static final int PRIVATE_MESSAGE_NOTIFICATION_ID = 3;
private static final int GROUP_POST_NOTIFICATION_ID = 4;
private static final Logger LOG =
Logger.getLogger(AndroidNotificationManagerImpl.class.getName());
private final DatabaseComponent db;
private final Executor dbExecutor;
private final Context appContext;
private final Map<ContactId, Integer> contactCounts =
new HashMap<ContactId, Integer>(); // Locking: this
private final Map<GroupId, Integer> groupCounts =
new HashMap<GroupId, Integer>(); // Locking: this
private int privateTotal = 0, groupTotal = 0; // Locking: this
private int nextRequestId = 0; // Locking: this
private volatile Settings settings = new Settings();
public AndroidNotificationManagerImpl(DatabaseComponent db,
@DatabaseExecutor Executor dbExecutor, Application app) {
this.dbExecutor = dbExecutor;
appContext = app.getApplicationContext();
}
public boolean start() {
db.addListener(this);
loadSettings();
return true;
}
private void loadSettings() {
dbExecutor.execute(new Runnable() {
public void run() {
try {
settings = db.getSettings();
} catch(DbException e) {
if(LOG.isLoggable(WARNING))
LOG.log(WARNING, e.toString(), e);
}
}
});
}
public boolean stop() {
db.removeListener(this);
return true;
}
public void eventOccurred(Event e) {
if(e instanceof SettingsUpdatedEvent) loadSettings();
}
public synchronized void showPrivateMessageNotification(ContactId c) {
Integer count = contactCounts.get(c);
if(count == null) contactCounts.put(c, 1);
else contactCounts.put(c, count + 1);
privateTotal++;
updatePrivateMessageNotification();
}
public synchronized void clearPrivateMessageNotification(ContactId c) {
Integer count = contactCounts.remove(c);
if(count == null) return; // Already cleared
privateTotal -= count;
updatePrivateMessageNotification();
}
// Locking: this
private void updatePrivateMessageNotification() {
if(privateTotal == 0) {
clearPrivateMessageNotification();
} else if(!settings.getBoolean("notifyPrivateMessages", true)) {
return;
} else {
NotificationCompat.Builder b =
new NotificationCompat.Builder(appContext);
b.setSmallIcon(R.drawable.message_notification_icon);
b.setContentTitle(appContext.getText(R.string.app_name));
b.setContentText(appContext.getResources().getQuantityString(
R.plurals.private_message_notification_text, privateTotal,
privateTotal));
boolean sound = settings.getBoolean("notifySound", true);
String ringtoneUri = settings.get("notifyRingtoneUri");
if(sound && !StringUtils.isNullOrEmpty(ringtoneUri))
b.setSound(Uri.parse(ringtoneUri));
b.setAutoCancel(true);
if(contactCounts.size() == 1) {
Intent i = new Intent(appContext, ConversationActivity.class);
ContactId c = contactCounts.keySet().iterator().next();
i.putExtra("briar.CONTACT_ID", c.getInt());
i.setFlags(FLAG_ACTIVITY_CLEAR_TOP | FLAG_ACTIVITY_SINGLE_TOP);
TaskStackBuilder t = TaskStackBuilder.create(appContext);
t.addParentStack(ConversationActivity.class);
t.addNextIntent(i);
b.setContentIntent(t.getPendingIntent(nextRequestId++, 0));
} else {
Intent i = new Intent(appContext, ContactListActivity.class);
i.setFlags(FLAG_ACTIVITY_CLEAR_TOP | FLAG_ACTIVITY_SINGLE_TOP);
TaskStackBuilder t = TaskStackBuilder.create(appContext);
t.addParentStack(ContactListActivity.class);
t.addNextIntent(i);
b.setContentIntent(t.getPendingIntent(nextRequestId++, 0));
}
Object o = appContext.getSystemService(NOTIFICATION_SERVICE);
NotificationManager nm = (NotificationManager) o;
nm.notify(PRIVATE_MESSAGE_NOTIFICATION_ID, b.build());
}
}
// Locking: this
private void clearPrivateMessageNotification() {
Object o = appContext.getSystemService(NOTIFICATION_SERVICE);
NotificationManager nm = (NotificationManager) o;
nm.cancel(PRIVATE_MESSAGE_NOTIFICATION_ID);
}
private int getDefaults() {
int defaults = DEFAULT_LIGHTS;
boolean sound = settings.getBoolean("notifySound", true);
String ringtoneUri = settings.get("notifyRingtoneUri");
if(sound && StringUtils.isNullOrEmpty(ringtoneUri))
defaults |= DEFAULT_SOUND;
if(settings.getBoolean("notifyVibration", true))
public synchronized void showGroupPostNotification(GroupId g) {
Integer count = groupCounts.get(g);
if(count == null) groupCounts.put(g, 1);
else groupCounts.put(g, count + 1);
groupTotal++;
updateGroupPostNotification();
}
public synchronized void clearGroupPostNotification(GroupId g) {
Integer count = groupCounts.remove(g);
if(count == null) return; // Already cleared
groupTotal -= count;
updateGroupPostNotification();
}
// Locking: this
private void updateGroupPostNotification() {
if(groupTotal == 0) {
clearGroupPostNotification();
} else if(!settings.getBoolean("notifyGroupPosts", true)) {
return;
} else {
NotificationCompat.Builder b =
new NotificationCompat.Builder(appContext);
b.setSmallIcon(R.drawable.message_notification_icon);
b.setContentTitle(appContext.getText(R.string.app_name));
b.setContentText(appContext.getResources().getQuantityString(
R.plurals.group_post_notification_text, groupTotal,
groupTotal));
String ringtoneUri = settings.get("notifyRingtoneUri");
if(!StringUtils.isNullOrEmpty(ringtoneUri))
b.setSound(Uri.parse(ringtoneUri));
b.setAutoCancel(true);
if(groupCounts.size() == 1) {
Intent i = new Intent(appContext, GroupActivity.class);
GroupId g = groupCounts.keySet().iterator().next();
i.putExtra("briar.GROUP_ID", g.getBytes());
i.setFlags(FLAG_ACTIVITY_CLEAR_TOP | FLAG_ACTIVITY_SINGLE_TOP);
TaskStackBuilder t = TaskStackBuilder.create(appContext);
t.addParentStack(GroupActivity.class);
t.addNextIntent(i);
b.setContentIntent(t.getPendingIntent(nextRequestId++, 0));
} else {
Intent i = new Intent(appContext, GroupListActivity.class);
i.setFlags(FLAG_ACTIVITY_CLEAR_TOP | FLAG_ACTIVITY_SINGLE_TOP);
TaskStackBuilder t = TaskStackBuilder.create(appContext);
t.addParentStack(GroupListActivity.class);
t.addNextIntent(i);
b.setContentIntent(t.getPendingIntent(nextRequestId++, 0));
}
Object o = appContext.getSystemService(NOTIFICATION_SERVICE);
NotificationManager nm = (NotificationManager) o;
nm.notify(GROUP_POST_NOTIFICATION_ID, b.build());
}
}
// Locking: this
private void clearGroupPostNotification() {
Object o = appContext.getSystemService(NOTIFICATION_SERVICE);
NotificationManager nm = (NotificationManager) o;
nm.cancel(GROUP_POST_NOTIFICATION_ID);
}
public synchronized void clearNotifications() {
contactCounts.clear();
groupCounts.clear();
privateTotal = groupTotal = 0;
clearPrivateMessageNotification();
clearGroupPostNotification();
}
}