conversations-classic/src/main/java/eu/siacs/conversations/services/NotificationService.java

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package eu.siacs.conversations.services;
import android.annotation.SuppressLint;
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import android.app.Notification;
import android.app.NotificationManager;
import android.app.PendingIntent;
import android.content.Context;
import android.content.Intent;
import android.content.SharedPreferences;
import android.graphics.Bitmap;
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import android.net.Uri;
import android.os.Build;
import android.os.PowerManager;
import android.os.SystemClock;
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import android.support.v4.app.NotificationCompat;
import android.support.v4.app.NotificationCompat.BigPictureStyle;
import android.support.v4.app.NotificationCompat.Builder;
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import android.support.v4.app.TaskStackBuilder;
import android.text.Html;
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import android.util.DisplayMetrics;
import android.util.Log;
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import org.json.JSONArray;
import org.json.JSONObject;
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import java.io.FileNotFoundException;
import java.util.ArrayList;
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import java.util.Calendar;
import java.util.HashMap;
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import java.util.LinkedHashMap;
import java.util.List;
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import java.util.regex.Matcher;
import java.util.regex.Pattern;
import eu.siacs.conversations.Config;
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import eu.siacs.conversations.R;
import eu.siacs.conversations.entities.Account;
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import eu.siacs.conversations.entities.Conversation;
import eu.siacs.conversations.entities.Message;
import eu.siacs.conversations.ui.ConversationActivity;
import eu.siacs.conversations.ui.ManageAccountActivity;
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import eu.siacs.conversations.ui.TimePreference;
import eu.siacs.conversations.utils.UIHelper;
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public class NotificationService {
private XmppConnectionService mXmppConnectionService;
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private final LinkedHashMap<String, ArrayList<Message>> notifications = new LinkedHashMap<>();
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public static final int NOTIFICATION_ID = 0x2342;
public static final int FOREGROUND_NOTIFICATION_ID = 0x8899;
public static final int ERROR_NOTIFICATION_ID = 0x5678;
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private Conversation mOpenConversation;
private boolean mIsInForeground;
private long mLastNotification;
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public NotificationService(XmppConnectionService service) {
this.mXmppConnectionService = service;
}
public boolean notify(final Message message) {
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return (message.getStatus() == Message.STATUS_RECEIVED)
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&& notificationsEnabled()
&& !message.getConversation().isMuted()
&& (message.getConversation().getMode() == Conversation.MODE_SINGLE
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|| conferenceNotificationsEnabled()
|| wasHighlightedOrPrivate(message)
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);
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}
public void notifyPebble(final Message message) {
final Intent i = new Intent("com.getpebble.action.SEND_NOTIFICATION");
final Conversation conversation = message.getConversation();
final JSONObject jsonData = new JSONObject(new HashMap<String, String>(2) {{
put("title", conversation.getName());
put("body", message.getBody());
}});
final String notificationData = new JSONArray().put(jsonData).toString();
i.putExtra("messageType", "PEBBLE_ALERT");
i.putExtra("sender", "Conversations"); /* XXX: Shouldn't be hardcoded, e.g., AbstractGenerator.APP_NAME); */
i.putExtra("notificationData", notificationData);
mXmppConnectionService.sendBroadcast(i);
}
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public boolean notificationsEnabled() {
return mXmppConnectionService.getPreferences().getBoolean("show_notification", true);
}
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public boolean isQuietHours() {
if (!mXmppConnectionService.getPreferences().getBoolean("enable_quiet_hours", false)) {
return false;
}
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final long startTime = mXmppConnectionService.getPreferences().getLong("quiet_hours_start", TimePreference.DEFAULT_VALUE) % Config.MILLISECONDS_IN_DAY;
final long endTime = mXmppConnectionService.getPreferences().getLong("quiet_hours_end", TimePreference.DEFAULT_VALUE) % Config.MILLISECONDS_IN_DAY;
final long nowTime = Calendar.getInstance().getTimeInMillis() % Config.MILLISECONDS_IN_DAY;
if (endTime < startTime) {
return nowTime > startTime || nowTime < endTime;
} else {
return nowTime > startTime && nowTime < endTime;
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}
}
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public boolean conferenceNotificationsEnabled() {
return mXmppConnectionService.getPreferences().getBoolean("always_notify_in_conference", false);
}
@SuppressLint("NewApi")
@SuppressWarnings("deprecation")
private boolean isInteractive() {
final PowerManager pm = (PowerManager) mXmppConnectionService
.getSystemService(Context.POWER_SERVICE);
final boolean isScreenOn;
if (android.os.Build.VERSION.SDK_INT < Build.VERSION_CODES.LOLLIPOP) {
isScreenOn = pm.isScreenOn();
} else {
isScreenOn = pm.isInteractive();
}
return isScreenOn;
}
public void push(final Message message) {
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if (!notify(message)) {
return;
}
final boolean isScreenOn = isInteractive();
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if (this.mIsInForeground && isScreenOn
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&& this.mOpenConversation == message.getConversation()) {
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return;
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}
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synchronized (notifications) {
final String conversationUuid = message.getConversationUuid();
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if (notifications.containsKey(conversationUuid)) {
notifications.get(conversationUuid).add(message);
} else {
final ArrayList<Message> mList = new ArrayList<>();
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mList.add(message);
notifications.put(conversationUuid, mList);
}
final Account account = message.getConversation().getAccount();
final boolean doNotify = (!(this.mIsInForeground && this.mOpenConversation == null) || !isScreenOn)
&& !account.inGracePeriod()
&& !this.inMiniGracePeriod(account);
updateNotification(doNotify);
if (doNotify) {
notifyPebble(message);
}
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}
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}
public void clear() {
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synchronized (notifications) {
notifications.clear();
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updateNotification(false);
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}
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}
public void clear(final Conversation conversation) {
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synchronized (notifications) {
notifications.remove(conversation.getUuid());
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updateNotification(false);
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}
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}
private void updateNotification(final boolean notify) {
final NotificationManager notificationManager = (NotificationManager) mXmppConnectionService
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.getSystemService(Context.NOTIFICATION_SERVICE);
final SharedPreferences preferences = mXmppConnectionService.getPreferences();
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final String ringtone = preferences.getString("notification_ringtone", null);
final boolean vibrate = preferences.getBoolean("vibrate_on_notification", true);
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if (notifications.size() == 0) {
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notificationManager.cancel(NOTIFICATION_ID);
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} else {
if (notify) {
this.markLastNotification();
}
final Builder mBuilder;
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if (notifications.size() == 1) {
mBuilder = buildSingleConversations(notify);
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} else {
mBuilder = buildMultipleConversation();
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}
if (notify && !isQuietHours()) {
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if (vibrate) {
final int dat = 70;
final long[] pattern = {0, 3 * dat, dat, dat};
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mBuilder.setVibrate(pattern);
}
if (ringtone != null) {
mBuilder.setSound(Uri.parse(ringtone));
}
}
mBuilder.setSmallIcon(R.drawable.ic_notification);
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mBuilder.setDeleteIntent(createDeleteIntent());
mBuilder.setLights(0xffffffff, 2000, 4000);
final Notification notification = mBuilder.build();
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notificationManager.notify(NOTIFICATION_ID, notification);
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}
}
private Builder buildMultipleConversation() {
final Builder mBuilder = new NotificationCompat.Builder(
mXmppConnectionService);
NotificationCompat.InboxStyle style = new NotificationCompat.InboxStyle();
style.setBigContentTitle(notifications.size()
+ " "
+ mXmppConnectionService
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.getString(R.string.unread_conversations));
final StringBuilder names = new StringBuilder();
Conversation conversation = null;
for (ArrayList<Message> messages : notifications.values()) {
if (messages.size() > 0) {
conversation = messages.get(0).getConversation();
String name = conversation.getName();
style.addLine(Html.fromHtml("<b>" + name + "</b> "
+ UIHelper.getMessagePreview(mXmppConnectionService,messages.get(0)).first));
names.append(name);
names.append(", ");
}
}
if (names.length() >= 2) {
names.delete(names.length() - 2, names.length());
}
mBuilder.setContentTitle(notifications.size()
+ " "
+ mXmppConnectionService
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.getString(R.string.unread_conversations));
mBuilder.setContentText(names.toString());
mBuilder.setStyle(style);
if (conversation != null) {
mBuilder.setContentIntent(createContentIntent(conversation
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.getUuid()));
}
return mBuilder;
}
private Builder buildSingleConversations(final boolean notify) {
final Builder mBuilder = new NotificationCompat.Builder(
mXmppConnectionService);
final ArrayList<Message> messages = notifications.values().iterator().next();
if (messages.size() >= 1) {
final Conversation conversation = messages.get(0).getConversation();
mBuilder.setLargeIcon(mXmppConnectionService.getAvatarService()
.get(conversation, getPixel(64)));
mBuilder.setContentTitle(conversation.getName());
final Message message;
if ((message = getImage(messages)) != null) {
modifyForImage(mBuilder, message, messages, notify);
} else {
modifyForTextOnly(mBuilder, messages, notify);
}
mBuilder.setContentIntent(createContentIntent(conversation
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.getUuid()));
}
return mBuilder;
}
private void modifyForImage(final Builder builder, final Message message,
final ArrayList<Message> messages, final boolean notify) {
try {
final Bitmap bitmap = mXmppConnectionService.getFileBackend()
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.getThumbnail(message, getPixel(288), false);
final ArrayList<Message> tmp = new ArrayList<>();
for (final Message msg : messages) {
if (msg.getType() == Message.TYPE_TEXT
&& msg.getDownloadable() == null) {
tmp.add(msg);
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}
}
final BigPictureStyle bigPictureStyle = new NotificationCompat.BigPictureStyle();
bigPictureStyle.bigPicture(bitmap);
if (tmp.size() > 0) {
bigPictureStyle.setSummaryText(getMergedBodies(tmp));
builder.setContentText(UIHelper.getMessagePreview(mXmppConnectionService,tmp.get(0)).first);
} else {
builder.setContentText(mXmppConnectionService.getString(R.string.image_file));
}
builder.setStyle(bigPictureStyle);
} catch (final FileNotFoundException e) {
modifyForTextOnly(builder, messages, notify);
}
}
private void modifyForTextOnly(final Builder builder,
final ArrayList<Message> messages, final boolean notify) {
builder.setStyle(new NotificationCompat.BigTextStyle().bigText(getMergedBodies(messages)));
builder.setContentText(UIHelper.getMessagePreview(mXmppConnectionService,messages.get(0)).first);
if (notify) {
builder.setTicker(UIHelper.getMessagePreview(mXmppConnectionService,messages.get(messages.size() - 1)).first);
}
}
private Message getImage(final ArrayList<Message> messages) {
for (final Message message : messages) {
if (message.getType() == Message.TYPE_IMAGE
&& message.getDownloadable() == null
&& message.getEncryption() != Message.ENCRYPTION_PGP) {
return message;
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}
}
return null;
}
private String getMergedBodies(final ArrayList<Message> messages) {
final StringBuilder text = new StringBuilder();
for (int i = 0; i < messages.size(); ++i) {
text.append(UIHelper.getMessagePreview(mXmppConnectionService,messages.get(i)).first);
if (i != messages.size() - 1) {
text.append("\n");
}
}
return text.toString();
}
private PendingIntent createContentIntent(final String conversationUuid) {
final TaskStackBuilder stackBuilder = TaskStackBuilder
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.create(mXmppConnectionService);
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stackBuilder.addParentStack(ConversationActivity.class);
final Intent viewConversationIntent = new Intent(mXmppConnectionService,
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ConversationActivity.class);
viewConversationIntent.setAction(Intent.ACTION_VIEW);
if (conversationUuid != null) {
viewConversationIntent.putExtra(ConversationActivity.CONVERSATION,
conversationUuid);
viewConversationIntent.setType(ConversationActivity.VIEW_CONVERSATION);
}
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stackBuilder.addNextIntent(viewConversationIntent);
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return stackBuilder.getPendingIntent(0, PendingIntent.FLAG_UPDATE_CURRENT);
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}
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private PendingIntent createDeleteIntent() {
final Intent intent = new Intent(mXmppConnectionService,
XmppConnectionService.class);
intent.setAction(XmppConnectionService.ACTION_CLEAR_NOTIFICATION);
return PendingIntent.getService(mXmppConnectionService, 0, intent, 0);
}
private PendingIntent createDisableForeground() {
final Intent intent = new Intent(mXmppConnectionService,
XmppConnectionService.class);
intent.setAction(XmppConnectionService.ACTION_DISABLE_FOREGROUND);
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return PendingIntent.getService(mXmppConnectionService, 0, intent, 0);
}
private boolean wasHighlightedOrPrivate(final Message message) {
final String nick = message.getConversation().getMucOptions().getActualNick();
final Pattern highlight = generateNickHighlightPattern(nick);
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if (message.getBody() == null || nick == null) {
return false;
}
final Matcher m = highlight.matcher(message.getBody());
return (m.find() || message.getType() == Message.TYPE_PRIVATE);
}
private static Pattern generateNickHighlightPattern(final String nick) {
// We expect a word boundary, i.e. space or start of string, followed by
// the
// nick (matched in case-insensitive manner), followed by optional
// punctuation (for example "bob: i disagree" or "how are you alice?"),
// followed by another word boundary.
return Pattern.compile("\\b" + nick + "\\p{Punct}?\\b",
Pattern.CASE_INSENSITIVE | Pattern.UNICODE_CASE);
}
public void setOpenConversation(final Conversation conversation) {
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this.mOpenConversation = conversation;
}
public void setIsInForeground(final boolean foreground) {
if (foreground != this.mIsInForeground) {
Log.d(Config.LOGTAG,"setIsInForeground("+Boolean.toString(foreground)+")");
}
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this.mIsInForeground = foreground;
}
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private int getPixel(final int dp) {
final DisplayMetrics metrics = mXmppConnectionService.getResources()
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.getDisplayMetrics();
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return ((int) (dp * metrics.density));
}
private void markLastNotification() {
this.mLastNotification = SystemClock.elapsedRealtime();
}
private boolean inMiniGracePeriod(final Account account) {
final int miniGrace = account.getStatus() == Account.State.ONLINE ? Config.MINI_GRACE_PERIOD
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: Config.MINI_GRACE_PERIOD * 2;
return SystemClock.elapsedRealtime() < (this.mLastNotification + miniGrace);
}
public Notification createForegroundNotification() {
final NotificationCompat.Builder mBuilder = new NotificationCompat.Builder(mXmppConnectionService);
mBuilder.setSmallIcon(R.drawable.ic_stat_communication_import_export);
mBuilder.setContentTitle(mXmppConnectionService.getString(R.string.conversations_foreground_service));
mBuilder.setContentText(mXmppConnectionService.getString(R.string.touch_to_open_conversations));
mBuilder.addAction(R.drawable.ic_action_cancel,
mXmppConnectionService.getString(R.string.disable_foreground_service),
createDisableForeground());
mBuilder.setContentIntent(createOpenConversationsIntent());
mBuilder.setWhen(0);
mBuilder.setPriority(NotificationCompat.PRIORITY_MIN);
return mBuilder.build();
}
private PendingIntent createOpenConversationsIntent() {
return PendingIntent.getActivity(mXmppConnectionService, 0, new Intent(mXmppConnectionService,ConversationActivity.class),0);
}
public void updateErrorNotification() {
final NotificationManager mNotificationManager = (NotificationManager) mXmppConnectionService.getSystemService(Context.NOTIFICATION_SERVICE);
final List<Account> errors = new ArrayList<>();
for (final Account account : mXmppConnectionService.getAccounts()) {
if (account.hasErrorStatus()) {
errors.add(account);
}
}
final NotificationCompat.Builder mBuilder = new NotificationCompat.Builder(mXmppConnectionService);
if (errors.size() == 0) {
mNotificationManager.cancel(ERROR_NOTIFICATION_ID);
return;
} else if (errors.size() == 1) {
mBuilder.setContentTitle(mXmppConnectionService.getString(R.string.problem_connecting_to_account));
mBuilder.setContentText(errors.get(0).getJid().toBareJid().toString());
} else {
mBuilder.setContentTitle(mXmppConnectionService.getString(R.string.problem_connecting_to_accounts));
mBuilder.setContentText(mXmppConnectionService.getString(R.string.touch_to_fix));
}
mBuilder.setOngoing(true);
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//mBuilder.setLights(0xffffffff, 2000, 4000);
mBuilder.setSmallIcon(R.drawable.ic_stat_alert_warning);
TaskStackBuilder stackBuilder = TaskStackBuilder.create(mXmppConnectionService);
stackBuilder.addParentStack(ConversationActivity.class);
final Intent manageAccountsIntent = new Intent(mXmppConnectionService,ManageAccountActivity.class);
stackBuilder.addNextIntent(manageAccountsIntent);
final PendingIntent resultPendingIntent = stackBuilder.getPendingIntent(0,PendingIntent.FLAG_UPDATE_CURRENT);
mBuilder.setContentIntent(resultPendingIntent);
mNotificationManager.notify(ERROR_NOTIFICATION_ID, mBuilder.build());
}
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}