BadgeCountUpdater.java

/**
 * Modified MIT License
 *
 * Copyright 2017 OneSignal
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * 1. The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * 2. All copies of substantial portions of the Software may only be used in connection
 * with services provided by OneSignal.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 */

package com.onesignal;

import android.content.Context;
import android.content.pm.ApplicationInfo;
import android.content.pm.PackageManager;
import android.database.Cursor;
import android.database.sqlite.SQLiteDatabase;
import android.os.Bundle;

import com.onesignal.shortcutbadger.ShortcutBadger;

class BadgeCountUpdater {

   // Cache for manifest setting.
   private static int badgesEnabled = -1;

   private static boolean areBadgeSettingsEnabled(Context context) {
      if (badgesEnabled != -1)
         return (badgesEnabled == 1);

      try {
         ApplicationInfo ai = context.getPackageManager().getApplicationInfo(context.getPackageName(), PackageManager.GET_META_DATA);
         Bundle bundle = ai.metaData;
         String defaultStr = bundle.getString("com.onesignal.BadgeCount");
         badgesEnabled = "DISABLE".equals(defaultStr) ? 0 : 1;
      } catch (Throwable t) {
         badgesEnabled = 0;
         OneSignal.Log(OneSignal.LOG_LEVEL.ERROR, "Error reading meta-data tag 'com.onesignal.BadgeCount'. Disabling badge setting.", t);
      }

      return (badgesEnabled == 1);
   }
   
   private static boolean areBadgesEnabled(Context context) {
      return areBadgeSettingsEnabled(context) && OSUtils.areNotificationsEnabled(context);
   }

   static void update(SQLiteDatabase readableDb, Context context) {
      if (!areBadgesEnabled(context))
         return;

      Cursor cursor = readableDb.query(
          OneSignalDbContract.NotificationTable.TABLE_NAME,
          null,
          OneSignalDbContract.NotificationTable.COLUMN_NAME_DISMISSED + " = 0 AND " +  // Where String
             OneSignalDbContract.NotificationTable.COLUMN_NAME_OPENED + " = 0 AND " +
             OneSignalDbContract.NotificationTable.COLUMN_NAME_IS_SUMMARY + " = 0 ",
          null,                                                    // Where args
          null,                                                    // group by
          null,                                                    // filter by row groups
          null                                                     // sort order, new to old
      );

      updateCount(cursor.getCount(), context);
      cursor.close();
   }

   static void updateCount(int count, Context context) {
      if (!areBadgeSettingsEnabled(context))
         return;

      // Can throw if badges are not support on the device.
      //  Or app does not have a default launch Activity.
      try {
         ShortcutBadger.applyCountOrThrow(context, count);
      } catch(Throwable t) {}
   }
}