Android Open Source - VoicemailOnboard voicemail_onboard_intent

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From Project

Back to project page VoicemailOnboard.

License

The source code is released under:

Apache License

Java Source Code

package com.pnzr.voicemail_onboard;
//from w ww . j  ava  2 s .c  o m
import java.io.BufferedOutputStream;
import java.io.DataOutputStream;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.OutputStream;
import android.app.IntentService;
import android.content.Context;
import android.content.Intent;
import android.content.SharedPreferences;
import android.media.AudioFormat;
import android.media.AudioManager;
import android.media.AudioRecord;
import android.media.AudioRecord.OnRecordPositionUpdateListener;
import android.media.MediaRecorder;
import android.os.Environment;
import android.preference.PreferenceManager;
import android.telephony.TelephonyManager;
import android.util.Log;
import android.view.KeyEvent;

public class voicemail_onboard_intent extends IntentService{
  public static final String VMO="Voicemail_Onboard";
  public static boolean isRecording=true;

  public voicemail_onboard_intent() {
    super("voicemail_onboard_intent");
  }

  protected void onHandleIntent(Intent intent) {
    Context context = getBaseContext();
    SharedPreferences sPrefs = PreferenceManager.getDefaultSharedPreferences(context);

    // Wait so many rings before answering
    if(!sPrefs.getString("rings", "1").equals("0"))
    {
      try {
        Thread.sleep(Integer.parseInt(sPrefs.getString("rings", "3"))*1000);
      } catch (NumberFormatException e) {
        e.printStackTrace();
      } catch (InterruptedException e) {
        e.printStackTrace();
      }
    }

    //Did they hang up yet?
    TelephonyManager tMan = (TelephonyManager) context.getSystemService(Context.TELEPHONY_SERVICE);
    if(tMan.getCallState()==TelephonyManager.CALL_STATE_RINGING)
    {
      Log.v(VMO,"Answering the call.");
      // Yep, still ringing.  Answer the phone.

      // Pretend you're a bluetooth headset and answer the call
            Intent press = new Intent(Intent.ACTION_MEDIA_BUTTON);
            press.putExtra(Intent.EXTRA_KEY_EVENT, new KeyEvent(KeyEvent.ACTION_DOWN, KeyEvent.KEYCODE_HEADSETHOOK));
            context.sendOrderedBroadcast(press, "android.permission.CALL_PRIVILEGED");

            // What goes down must come up
            Intent release = new Intent(Intent.ACTION_MEDIA_BUTTON);
            release.putExtra(Intent.EXTRA_KEY_EVENT, new KeyEvent(KeyEvent.ACTION_UP, KeyEvent.KEYCODE_HEADSETHOOK));
            context.sendOrderedBroadcast(release, "android.permission.CALL_PRIVILEGED");


      //Play answer message - per Google you cannot play audio through active call
      /*MediaPlayer mp = new MediaPlayer();//idle state

      try {
        mp.setDataSource(sPrefs.getString("greeting", "")); //initialized state
      } catch (IllegalArgumentException e) {
        e.printStackTrace();
      } catch (SecurityException e) {
        e.printStackTrace();
      } catch (IllegalStateException e) {
        e.printStackTrace();
      } catch (IOException e) {
        e.printStackTrace();
      }

      mp.setAudioStreamType(AudioManager.STREAM_VOICE_CALL);

      //Once the greeting is finished playing record message and end call

      try {
        mp.prepare();//prepared state
      } catch (IllegalStateException e) {
        e.printStackTrace();
      } catch (IOException e) {
        e.printStackTrace();
      }
        mp.start();
        mp.setOnCompletionListener(new OnCompletionListener(){

        public void onCompletion(MediaPlayer arg0) {
          arg0.release();

          //hang up the call
          android.provider.Settings.System.putInt(getContentResolver(), android.provider.Settings.System.AIRPLANE_MODE_ON, 1);
                Intent intent1 = new Intent(Intent.ACTION_AIRPLANE_MODE_CHANGED);
                intent1.putExtra("state", 1);
                sendBroadcast(new Intent("android.intent.action.AIRPLANE_MODE"));
                sendBroadcast(intent1);

                android.provider.Settings.System.putInt(getContentResolver(), android.provider.Settings.System.AIRPLANE_MODE_ON, 0);
                intent1.putExtra("state", 0);
                sendBroadcast(new Intent("android.intent.action.AIRPLANE_MODE"));
                sendBroadcast(intent1);
        }

      });
      */

        //Record Voicemail
            AudioManager am = (AudioManager) context.getSystemService(AUDIO_SERVICE);
            am.setMicrophoneMute(true);

      String path = Environment.getExternalStorageDirectory().getAbsolutePath()+"/voicemailonboard/"+System.currentTimeMillis() +"_" + (int)(Math.random() * 1000)+ ".3gp";

        String state = android.os.Environment.getExternalStorageState();
        if(!state.equals(android.os.Environment.MEDIA_MOUNTED))  {
            try {
          throw new IOException("SD Card is not mounted.  It is " + state + ".");
        } catch (IOException e) {
          e.printStackTrace();
        }
        }

        // make sure the directory we plan to store the recording in exists
        File directory = new File(path).getParentFile();
        if (!directory.exists() && !directory.mkdirs()) {
          try {
        throw new IOException("Path to file could not be created.");
          } catch (IOException e) {
        e.printStackTrace();
          }
        }

        File file=new File(path);
        int frequency=8000;//44100 supported by device, 8000 by emulator
        int channelConfig=AudioFormat.CHANNEL_CONFIGURATION_MONO;
        int audioEncoding=AudioFormat.ENCODING_PCM_16BIT;
        int bufferSize=AudioRecord.getMinBufferSize(frequency, channelConfig, audioEncoding);
        int length=Integer.parseInt(sPrefs.getString("vmLength", "5"));//set in preferences

        AudioRecord voicemail=null;
        try{
          voicemail = new AudioRecord(MediaRecorder.AudioSource.VOICE_CALL, frequency, channelConfig, audioEncoding, bufferSize);
        }catch(IllegalArgumentException iae)
        {
          iae.printStackTrace();
        }

        if(voicemail==null)
        {
          return;
        }

        voicemail.setNotificationMarkerPosition(length);
        voicemail.setRecordPositionUpdateListener(new OnRecordPositionUpdateListener()
        {
        public void onMarkerReached(AudioRecord arg0) {
          isRecording=false;
        }

        public void onPeriodicNotification(AudioRecord recorder) {
        }
        });

        OutputStream os = null;
      try {
        os = new FileOutputStream(file);
      } catch (FileNotFoundException e1) {
        e1.printStackTrace();
      }
        BufferedOutputStream bos = new BufferedOutputStream(os);
        DataOutputStream dos = new DataOutputStream(bos);

        short[] buffer=new short[bufferSize];

        voicemail.startRecording();
        isRecording=true;

        while(isRecording)
        {
          int bufferReadResult=voicemail.read(buffer,0,bufferSize);
          for (int i = 0; i < bufferReadResult; i++)
          {
            try {
            dos.writeShort(buffer[i]);
          } catch (IOException e) {
            e.printStackTrace();
          }
          }
        }

        voicemail.stop();
        voicemail.release();
        am.setMicrophoneMute(false);
    }
    killCall();
    setNotification();
    return;
  }

  private void killCall()
  {
    //hang up the call
    android.provider.Settings.System.putInt(getContentResolver(), android.provider.Settings.System.AIRPLANE_MODE_ON, 1);
        Intent intent1 = new Intent(Intent.ACTION_AIRPLANE_MODE_CHANGED);
        intent1.putExtra("state", 1);
        sendBroadcast(new Intent("android.intent.action.AIRPLANE_MODE"));
        sendBroadcast(intent1);

        android.provider.Settings.System.putInt(getContentResolver(), android.provider.Settings.System.AIRPLANE_MODE_ON, 0);
        intent1.putExtra("state", 0);
        sendBroadcast(new Intent("android.intent.action.AIRPLANE_MODE"));
        sendBroadcast(intent1);
  }

  private void setNotification()
  {
    //Set notification icon
  }

}

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