making file download using progressbar view
[pub/Android/ownCloud.git] / src / eu / alefzero / owncloud / files / services / FileDownloader.java
diff --git a/src/eu/alefzero/owncloud/files/services/FileDownloader.java b/src/eu/alefzero/owncloud/files/services/FileDownloader.java
new file mode 100644 (file)
index 0000000..087b103
--- /dev/null
@@ -0,0 +1,166 @@
+package eu.alefzero.owncloud.files.services;\r
+\r
+import java.io.File;\r
+\r
+import android.accounts.Account;\r
+import android.accounts.AccountManager;\r
+import android.app.Notification;\r
+import android.app.NotificationManager;\r
+import android.app.PendingIntent;\r
+import android.app.Service;\r
+import android.content.ContentValues;\r
+import android.content.Intent;\r
+import android.net.Uri;\r
+import android.os.Environment;\r
+import android.os.Handler;\r
+import android.os.HandlerThread;\r
+import android.os.IBinder;\r
+import android.os.Looper;\r
+import android.os.Message;\r
+import android.os.Process;\r
+import android.util.Log;\r
+import android.widget.RemoteViews;\r
+import eu.alefzero.owncloud.AccountUtils;\r
+import eu.alefzero.owncloud.R;\r
+import eu.alefzero.owncloud.R.drawable;\r
+import eu.alefzero.owncloud.authenticator.AccountAuthenticator;\r
+import eu.alefzero.owncloud.db.ProviderMeta.ProviderTableMeta;\r
+import eu.alefzero.owncloud.files.interfaces.OnDatatransferProgressListener;\r
+import eu.alefzero.owncloud.ui.activity.FileDisplayActivity;\r
+import eu.alefzero.owncloud.utils.OwnCloudVersion;\r
+import eu.alefzero.webdav.WebdavClient;\r
+\r
+public class FileDownloader extends Service implements OnDatatransferProgressListener {\r
+    public static final String DOWNLOAD_FINISH_MESSAGE = "DOWNLOAD_FINISH";\r
+    public static final String EXTRA_ACCOUNT = "ACCOUNT";\r
+    public static final String EXTRA_FILE_PATH = "FILE_PATH";\r
+    public static final String EXTRA_FILE_SIZE = "FILE_SIZE";\r
+    private static final String TAG = "FileDownloader";\r
+\r
+    private NotificationManager mNotificationMngr;\r
+    private Looper mServiceLooper;\r
+    private ServiceHandler mServiceHandler;\r
+    private Account mAccount;\r
+    private String mFilePath;\r
+    private int mLastPercent;\r
+    private long mTotalDownloadSize;\r
+    private long mCurrentDownlodSize;\r
+    private Notification mNotification;\r
+\r
+    private final class ServiceHandler extends Handler {\r
+        public ServiceHandler(Looper looper) {\r
+            super(looper);\r
+        }\r
+\r
+        @Override\r
+        public void handleMessage(Message msg) {\r
+            downloadFile();\r
+            stopSelf(msg.arg1);\r
+        }\r
+    }\r
+\r
+    @Override\r
+    public void onCreate() {\r
+        super.onCreate();\r
+        mNotificationMngr = (NotificationManager) getSystemService(NOTIFICATION_SERVICE);\r
+        HandlerThread thread = new HandlerThread("FileDownladerThread",\r
+                Process.THREAD_PRIORITY_BACKGROUND);\r
+        thread.start();\r
+        mServiceLooper = thread.getLooper();\r
+        mServiceHandler = new ServiceHandler(mServiceLooper);\r
+    }\r
+\r
+    @Override\r
+    public IBinder onBind(Intent arg0) {\r
+        return null;\r
+    }\r
+\r
+    @Override\r
+    public int onStartCommand(Intent intent, int flags, int startId) {\r
+        if (!intent.hasExtra(EXTRA_ACCOUNT)\r
+                && !intent.hasExtra(EXTRA_FILE_PATH)) {\r
+            Log.e(TAG, "Not enough information provided in intent");\r
+            return START_STICKY;\r
+        }\r
+        mAccount = intent.getParcelableExtra(EXTRA_ACCOUNT);\r
+        mFilePath = intent.getStringExtra(EXTRA_FILE_PATH);\r
+        Message msg = mServiceHandler.obtainMessage();\r
+        msg.arg1 = startId;\r
+        mServiceHandler.sendMessage(msg);\r
+        mCurrentDownlodSize = mLastPercent = 0;\r
+        mTotalDownloadSize = intent.getLongExtra(EXTRA_FILE_SIZE, -1);\r
+\r
+        return START_NOT_STICKY;\r
+    }\r
+\r
+    void downloadFile() {\r
+        AccountManager am = (AccountManager) getSystemService(ACCOUNT_SERVICE);\r
+        String oc_base_url = am.getUserData(mAccount, AccountAuthenticator.KEY_OC_BASE_URL);\r
+        OwnCloudVersion ocv = new OwnCloudVersion(am\r
+                .getUserData(mAccount, AccountAuthenticator.KEY_OC_VERSION));\r
+        String webdav_path = AccountUtils.getWebdavPath(ocv);\r
+        Uri oc_url = Uri.parse(oc_base_url+webdav_path);\r
+\r
+        WebdavClient wdc = new WebdavClient(Uri.parse(oc_base_url + webdav_path));\r
+        \r
+        String username = mAccount.name.split("@")[0];\r
+        String password = "";\r
+        try {\r
+            password = am.blockingGetAuthToken(mAccount,\r
+                    AccountAuthenticator.AUTH_TOKEN_TYPE, true);\r
+        } catch (Exception e) {\r
+            e.printStackTrace();\r
+            return;\r
+        }\r
+\r
+        wdc.setCredentials(username, password);\r
+        wdc.allowSelfsignedCertificates();\r
+        wdc.setDataTransferProgressListener(this);\r
+\r
+        mNotification = new Notification(R.drawable.icon, "Downloading file", System.currentTimeMillis());\r
+\r
+        mNotification.flags |= Notification.FLAG_ONGOING_EVENT;\r
+        mNotification.contentView = new RemoteViews(getApplicationContext().getPackageName(), R.layout.progressbar_layout);\r
+        mNotification.contentView.setProgressBar(R.id.status_progress, 100, 0, mTotalDownloadSize == -1);\r
+        mNotification.contentView.setImageViewResource(R.id.status_icon, R.drawable.icon);\r
+        \r
+        mNotificationMngr.notify(1, mNotification);\r
+\r
+        File sdCard = Environment.getExternalStorageDirectory();\r
+        File dir = new File(sdCard.getAbsolutePath() + "/owncloud");\r
+        dir.mkdirs();\r
+        File file = new File(dir, mFilePath.replace('/', '.'));\r
+\r
+        Log.e(TAG, file.getAbsolutePath() + " " + oc_url.toString());\r
+        Log.e(TAG, mFilePath+"");\r
+        if (wdc.downloadFile(mFilePath, file)) {\r
+            ContentValues cv = new ContentValues();\r
+            cv.put(ProviderTableMeta.FILE_STORAGE_PATH, file.getAbsolutePath());\r
+            getContentResolver().update(\r
+                    ProviderTableMeta.CONTENT_URI,\r
+                    cv,\r
+                    ProviderTableMeta.FILE_NAME + "=? AND "\r
+                            + ProviderTableMeta.FILE_ACCOUNT_OWNER + "=?",\r
+                    new String[] {\r
+                            mFilePath.substring(mFilePath.lastIndexOf('/') + 1),\r
+                            mAccount.name });            \r
+        }\r
+        mNotificationMngr.cancel(1);\r
+        Intent end = new Intent(DOWNLOAD_FINISH_MESSAGE);\r
+        sendBroadcast(end);\r
+    }\r
+\r
+    @Override\r
+    public void transferProgress(long progressRate) {\r
+        mCurrentDownlodSize += progressRate;\r
+        int percent = (int)(100.0*((double)mCurrentDownlodSize)/((double)mTotalDownloadSize));\r
+        if (percent != mLastPercent) {\r
+          mNotification.contentView.setProgressBar(R.id.status_progress, 100, (int)(100*mCurrentDownlodSize/mTotalDownloadSize), mTotalDownloadSize == -1);\r
+          mNotification.contentView.setTextViewText(R.id.status_text, percent+"%");\r
+          mNotificationMngr.notify(1, mNotification);\r
+        }\r
+        \r
+        mLastPercent = percent;\r
+    }\r
+\r
+}\r