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.ContentValues;
  12 import android.content.Intent;
  13 import android.net.Uri;
  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.db.ProviderMeta.ProviderTableMeta;
  24 import eu.alefzero.owncloud.ui.activity.FileDisplayActivity;
  25 import eu.alefzero.owncloud.utils.OwnCloudVersion;
  26 import eu.alefzero.webdav.WebdavClient;
  27
  28 public class FileDownloader extends Service {
  29     public static final String DOWNLOAD_FINISH_MESSAGE = "DOWNLOAD_FINISH";
  30     public static final String EXTRA_ACCOUNT = "ACCOUNT";
  31     public static final String EXTRA_FILE_PATH = "FILE_PATH";
  32     private static final String TAG = "FileDownloader";
  33
  34     private NotificationManager nm;
  35     private Looper mServiceLooper;
  36     private ServiceHandler mServiceHandler;
  37     private Account mAccount;
  38     private String mFilePath;
  39
  40     private final class ServiceHandler extends Handler {
  41         public ServiceHandler(Looper looper) {
  42             super(looper);
  43         }
  44
  45         @Override
  46         public void handleMessage(Message msg) {
  47             downloadFile();
  48             stopSelf(msg.arg1);
  49         }
  50     }
  51
  52     @Override
  53     public void onCreate() {
  54         super.onCreate();
  55         nm = (NotificationManager) getSystemService(NOTIFICATION_SERVICE);
  56         HandlerThread thread = new HandlerThread("FileDownladerThread",
  57                 Process.THREAD_PRIORITY_BACKGROUND);
  58         thread.start();
  59         mServiceLooper = thread.getLooper();
  60         mServiceHandler = new ServiceHandler(mServiceLooper);
  61     }
  62
  63     @Override
  64     public IBinder onBind(Intent arg0) {
  65         return null;
  66     }
  67
  68     @Override
  69     public int onStartCommand(Intent intent, int flags, int startId) {
  70         if (!intent.hasExtra(EXTRA_ACCOUNT)
  71                 && !intent.hasExtra(EXTRA_FILE_PATH)) {
  72             Log.e(TAG, "Not enough information provided in intent");
  73             return START_STICKY;
  74         }
  75         mAccount = intent.getParcelableExtra(EXTRA_ACCOUNT);
  76         mFilePath = intent.getStringExtra(EXTRA_FILE_PATH);
  77         Message msg = mServiceHandler.obtainMessage();
  78         msg.arg1 = startId;
  79         mServiceHandler.sendMessage(msg);
  80
  81         return START_NOT_STICKY;
  82     }
  83
  84     void downloadFile() {
  85         AccountManager am = (AccountManager) getSystemService(ACCOUNT_SERVICE);
  86         String oc_base_url = am.getUserData(mAccount, AccountAuthenticator.KEY_OC_BASE_URL);
  87         OwnCloudVersion ocv = new OwnCloudVersion(am
  88                 .getUserData(mAccount, AccountAuthenticator.KEY_OC_VERSION));
  89         String webdav_path = AccountUtils.getWebdavPath(ocv);
  90         Uri oc_url = Uri.parse(oc_base_url+webdav_path);
  91
  92         WebdavClient wdc = new WebdavClient(Uri.parse(oc_base_url + webdav_path));
  93
  94         String username = mAccount.name.split("@")[0];
  95         String password = "";
  96         try {
  97             password = am.blockingGetAuthToken(mAccount,
  98                     AccountAuthenticator.AUTH_TOKEN_TYPE, true);
  99         } catch (Exception e) {
 100             e.printStackTrace();
 101             return;
 102         }
 103
 104         wdc.setCredentials(username, password);
 105         wdc.allowUnsignedCertificates();
 106
 107         Notification n = new Notification(R.drawable.icon, "Downloading file",
 108                 System.currentTimeMillis());
 109         PendingIntent pi = PendingIntent.getActivity(this, 1, new Intent(this,
 110                 FileDisplayActivity.class), 0);
 111         n.setLatestEventInfo(this, "Downloading file", "Downloading file "
 112                 + mFilePath, pi);
 113         nm.notify(1, n);
 114
 115         File sdCard = Environment.getExternalStorageDirectory();
 116         File dir = new File(sdCard.getAbsolutePath() + "/owncloud");
 117         dir.mkdirs();
 118         File file = new File(dir, mFilePath.replace('/', '.'));
 119
 120         Log.e(TAG, file.getAbsolutePath() + " " + oc_url.toString());
 121         Log.e(TAG, mFilePath+"");
 122         if (wdc.downloadFile(mFilePath, file)) {
 123             ContentValues cv = new ContentValues();
 124             cv.put(ProviderTableMeta.FILE_STORAGE_PATH, file.getAbsolutePath());
 125             getContentResolver().update(
 126                     ProviderTableMeta.CONTENT_URI,
 127                     cv,
 128                     ProviderTableMeta.FILE_NAME + "=? AND "
 129                             + ProviderTableMeta.FILE_ACCOUNT_OWNER + "=?",
 130                     new String[] {
 131                             mFilePath.substring(mFilePath.lastIndexOf('/') + 1),
 132                             mAccount.name });
 133         }
 134         nm.cancel(1);
 135         Intent end = new Intent(DOWNLOAD_FINISH_MESSAGE);
 136         sendBroadcast(end);
 137     }
 138
 139 }