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      1 /*
      2  * Copyright (C) 2016 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 
     17 package com.android.dialer.voicemail;
     18 
     19 import android.app.Activity;
     20 import android.database.Cursor;
     21 import android.net.Uri;
     22 import android.os.AsyncTask;
     23 import android.os.Bundle;
     24 import android.util.Log;
     25 import com.android.dialer.calllog.CallLogAsyncTaskUtil;
     26 import com.android.dialer.database.VoicemailArchiveContract;
     27 import java.io.FileNotFoundException;
     28 import java.util.concurrent.TimeUnit;
     29 
     30 /**
     31  * Similar to the {@link VoicemailPlaybackPresenter}, but for the archive voicemail tab. It checks
     32  * whether the voicemail file exists locally before preparing it.
     33  */
     34 public class VoicemailArchivePlaybackPresenter extends VoicemailPlaybackPresenter {
     35     private static final String TAG = "VMPlaybackPresenter";
     36     private static VoicemailPlaybackPresenter sInstance;
     37 
     38     public VoicemailArchivePlaybackPresenter(Activity activity) {
     39         super(activity);
     40     }
     41 
     42     public static VoicemailPlaybackPresenter getInstance(
     43             Activity activity, Bundle savedInstanceState) {
     44         if (sInstance == null) {
     45             sInstance = new VoicemailArchivePlaybackPresenter(activity);
     46         }
     47 
     48         sInstance.init(activity, savedInstanceState);
     49         return sInstance;
     50     }
     51 
     52     @Override
     53     protected void checkForContent(final OnContentCheckedListener callback) {
     54         mAsyncTaskExecutor.submit(Tasks.CHECK_FOR_CONTENT, new AsyncTask<Void, Void, Boolean>() {
     55             @Override
     56             public Boolean doInBackground(Void... params) {
     57                 try {
     58                     // Check if the _data column of the archived voicemail is valid
     59                     if (mVoicemailUri != null) {
     60                         mContext.getContentResolver().openInputStream(mVoicemailUri);
     61                         return true;
     62                     }
     63                 } catch (FileNotFoundException e) {
     64                     Log.d(TAG, "Voicemail file not found for " + mVoicemailUri);
     65                 }
     66                 return false;
     67             }
     68 
     69             @Override
     70             public void onPostExecute(Boolean hasContent) {
     71                 callback.onContentChecked(hasContent);
     72             }
     73         });
     74     }
     75 
     76     @Override
     77     protected void startArchiveVoicemailTask(final Uri voicemailUri, final boolean archivedByUser) {
     78         // If a user wants to share an archived voicemail, no need for archiving, just go straight
     79         // to share intent.
     80         if (!archivedByUser) {
     81             sendShareIntent(voicemailUri);
     82         }
     83     }
     84 
     85     @Override
     86     protected boolean requestContent(int code) {
     87         handleError(new FileNotFoundException("Voicemail archive file does not exist"));
     88         return false;       // No way for archive tab to request content
     89     }
     90 }
     91