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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.sms;
     17 
     18 import android.app.Notification;
     19 import android.app.PendingIntent;
     20 import android.content.Context;
     21 import android.content.res.Resources;
     22 import android.support.v4.app.NotificationCompat;
     23 import android.support.v4.app.NotificationManagerCompat;
     24 
     25 import com.android.messaging.Factory;
     26 import com.android.messaging.R;
     27 import com.android.messaging.ui.UIIntents;
     28 import com.android.messaging.util.PendingIntentConstants;
     29 import com.android.messaging.util.PhoneUtils;
     30 
     31 /**
     32  * Class that handles SMS auto delete and notification when storage is low
     33  */
     34 public class SmsStorageStatusManager {
     35     /**
     36      * Handles storage low signal for SMS
     37      */
     38     public static void handleStorageLow() {
     39         if (!PhoneUtils.getDefault().isSmsEnabled()) {
     40             return;
     41         }
     42 
     43         // TODO: Auto-delete messages, when that setting exists and is enabled
     44 
     45         // Notify low storage for SMS
     46         postStorageLowNotification();
     47     }
     48 
     49     /**
     50      * Handles storage OK signal for SMS
     51      */
     52     public static void handleStorageOk() {
     53         if (!PhoneUtils.getDefault().isSmsEnabled()) {
     54             return;
     55         }
     56         cancelStorageLowNotification();
     57     }
     58 
     59     /**
     60      * Post sms storage low notification
     61      */
     62     private static void postStorageLowNotification() {
     63         final Context context = Factory.get().getApplicationContext();
     64         final Resources resources = context.getResources();
     65         final PendingIntent pendingIntent = UIIntents.get()
     66                 .getPendingIntentForLowStorageNotifications(context);
     67 
     68         final NotificationCompat.Builder builder = new NotificationCompat.Builder(context);
     69         builder.setContentTitle(resources.getString(R.string.sms_storage_low_title))
     70                 .setTicker(resources.getString(R.string.sms_storage_low_notification_ticker))
     71                 .setSmallIcon(R.drawable.ic_failed_light)
     72                 .setPriority(Notification.PRIORITY_DEFAULT)
     73                 .setOngoing(true)      // Can't be swiped off
     74                 .setAutoCancel(false)  // Don't auto cancel
     75                 .setContentIntent(pendingIntent);
     76 
     77         final NotificationCompat.BigTextStyle bigTextStyle =
     78                 new NotificationCompat.BigTextStyle(builder);
     79         bigTextStyle.bigText(resources.getString(R.string.sms_storage_low_text));
     80         final Notification notification = bigTextStyle.build();
     81 
     82         final NotificationManagerCompat notificationManager =
     83                 NotificationManagerCompat.from(Factory.get().getApplicationContext());
     84 
     85         notificationManager.notify(getNotificationTag(),
     86                 PendingIntentConstants.SMS_STORAGE_LOW_NOTIFICATION_ID, notification);
     87     }
     88 
     89     /**
     90      * Cancel the notification
     91      */
     92     public static void cancelStorageLowNotification() {
     93         final NotificationManagerCompat notificationManager =
     94                 NotificationManagerCompat.from(Factory.get().getApplicationContext());
     95         notificationManager.cancel(getNotificationTag(),
     96                 PendingIntentConstants.SMS_STORAGE_LOW_NOTIFICATION_ID);
     97     }
     98 
     99     private static String getNotificationTag() {
    100         return Factory.get().getApplicationContext().getPackageName() + ":smsstoragelow";
    101     }
    102 }
    103