src/eu/alefzero/owncloud/FileDownloader.java

   1 package eu.alefzero.owncloud;
   2
   3 import java.io.File;
   4
   5 import android.accounts.Account;
   6 import android.accounts.AccountManager;
   7 import android.app.Notification;
   8 import android.app.NotificationManager;
   9 import android.app.PendingIntent;
  10 import android.app.Service;
  11 import android.content.Intent;
  12 import android.net.Uri;
  13 import android.os.Binder;
  14 import android.os.Environment;
  15 import android.os.Handler;
  16 import android.os.HandlerThread;
  17 import android.os.IBinder;
  18 import android.os.Looper;
  19 import android.os.Message;
  20 import android.os.Process;
  21 import android.util.Log;
  22 import eu.alefzero.owncloud.authenticator.AccountAuthenticator;
  23 import eu.alefzero.owncloud.ui.activity.FileDisplayActivity;
  24 import eu.alefzero.webdav.WebdavClient;
  25
  26 public class FileDownloader extends Service {
  27   public static final String EXTRA_ACCOUNT = "ACCOUNT";
  28   public static final String EXTRA_FILE_PATH = "FILE_PATH";
  29   private static final String TAG = "OC_FileDownloader";
  30
  31   private NotificationManager nm;
  32   private Looper mServiceLooper;
  33   private ServiceHandler mServiceHandler;
  34   private Account mAccount;
  35   private String mFilePath;
  36
  37   private final class ServiceHandler extends Handler {
  38     public ServiceHandler(Looper looper) {
  39       super(looper);
  40     }
  41     @Override
  42     public void handleMessage(Message msg) {
  43       downloadFile();
  44       stopSelf(msg.arg1);
  45     }
  46   }
  47
  48   @Override
  49   public void onCreate() {
  50     super.onCreate();
  51     nm = (NotificationManager)getSystemService(NOTIFICATION_SERVICE);
  52     HandlerThread thread = new HandlerThread("FileDownladerThread", Process.THREAD_PRIORITY_BACKGROUND);
  53     thread.start();
  54     mServiceLooper = thread.getLooper();
  55     mServiceHandler = new ServiceHandler(mServiceLooper);
  56   }
  57
  58   @Override
  59   public IBinder onBind(Intent arg0) {
  60     return null;
  61   }
  62
  63   @Override
  64   public int onStartCommand(Intent intent, int flags, int startId) {
  65     if (!intent.hasExtra(EXTRA_ACCOUNT) && !intent.hasExtra(EXTRA_FILE_PATH)) {
  66       Log.e(TAG, "Not enough information provided in intent");
  67       return START_STICKY;
  68     }
  69     mAccount = intent.getParcelableExtra(EXTRA_ACCOUNT);
  70     mFilePath = intent.getStringExtra(EXTRA_FILE_PATH);
  71     Message msg = mServiceHandler.obtainMessage();
  72     msg.arg1 = startId;
  73     mServiceHandler.sendMessage(msg);
  74
  75
  76     return START_NOT_STICKY;
  77   }
  78
  79   void downloadFile() {
  80     AccountManager am = (AccountManager)getSystemService(ACCOUNT_SERVICE);
  81     Uri oc_url = Uri.parse(am.getUserData(mAccount, AccountAuthenticator.KEY_OC_URL));
  82
  83     WebdavClient wdc = new WebdavClient(oc_url);
  84
  85     String username = mAccount.name.split("@")[0];
  86     String password = "";
  87     try {
  88       password = am.blockingGetAuthToken(mAccount, AccountAuthenticator.AUTH_TOKEN_TYPE, true);
  89     } catch (Exception e) {
  90       // TODO Auto-generated catch block
  91       e.printStackTrace();
  92     }
  93
  94     wdc.setCredentials(username, password);
  95     wdc.allowUnsignedCertificates();
  96
  97     Notification n = new Notification(R.drawable.icon, "Downloading file", System.currentTimeMillis());
  98     PendingIntent pi = PendingIntent.getActivity(this, 1, new Intent(this, FileDisplayActivity.class), 0);
  99     n.setLatestEventInfo(this, "Downloading file", "Downloading file " + mFilePath, pi);
 100     nm.notify(1, n);
 101
 102     File sdCard = Environment.getExternalStorageDirectory();
 103     File dir = new File (sdCard.getAbsolutePath() + "/owncloud");
 104     dir.mkdirs();
 105     File file = new File(dir, mFilePath.replace('/', '.'));
 106
 107     wdc.downloadFile(mFilePath, file);
 108     nm.cancel(1);
 109   }
 110
 111 }