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      1 /*
      2  * Copyright (C) 2015 The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *      http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License.
     15  */
     16 package com.android.messaging.util;
     17 
     18 import android.content.Context;
     19 import android.net.Uri;
     20 import android.provider.Settings;
     21 import android.text.TextUtils;
     22 
     23 import com.android.messaging.Factory;
     24 import com.android.messaging.R;
     25 
     26 public class RingtoneUtil {
     27     /**
     28      * Return a ringtone Uri for the string representation passed in. Use the app
     29      * and system defaults as fallbacks
     30      * @param ringtoneString is the ringtone to resolve
     31      * @return the Uri of the ringtone or the fallback ringtone
     32      */
     33     public static Uri getNotificationRingtoneUri(String ringtoneString) {
     34         if (ringtoneString == null) {
     35             // No override specified, fall back to system-wide setting.
     36             final BuglePrefs prefs = BuglePrefs.getApplicationPrefs();
     37             final Context context = Factory.get().getApplicationContext();
     38             final String prefKey = context.getString(R.string.notification_sound_pref_key);
     39             ringtoneString = prefs.getString(prefKey, null);
     40         }
     41 
     42         if (!TextUtils.isEmpty(ringtoneString)) {
     43             // We have set a value, even if it is the default Uri at some point
     44             return Uri.parse(ringtoneString);
     45         } else if (ringtoneString == null) {
     46             // We have no setting specified (== null), so we default to the system default
     47             return Settings.System.DEFAULT_NOTIFICATION_URI;
     48         } else {
     49             // An empty string (== "") here is the result of selecting "None" as the ringtone
     50             return null;
     51         }
     52     }
     53 }
     54