+            case R.id.fdKeepInSync: {
+                CheckBox cb = (CheckBox) getView().findViewById(R.id.fdKeepInSync);
+                mFile.setKeepInSync(cb.isChecked());
+                mStorageManager.saveFile(mFile);
+                
+                /// register the OCFile instance in the observer service to monitor local updates;
+                /// if necessary, the file is download 
+                Intent intent = new Intent(getActivity().getApplicationContext(),
+                                           FileObserverService.class);
+                intent.putExtra(FileObserverService.KEY_FILE_CMD,
+                           (cb.isChecked()?
+                                   FileObserverService.CMD_ADD_OBSERVED_FILE:
+                                   FileObserverService.CMD_DEL_OBSERVED_FILE));
+                intent.putExtra(FileObserverService.KEY_CMD_ARG_FILE, mFile);
+                intent.putExtra(FileObserverService.KEY_CMD_ARG_ACCOUNT, mAccount);
+                getActivity().startService(intent);
+                
+                if (mFile.keepInSync()) {
+                    onClick(getView().findViewById(R.id.fdDownloadBtn));    // force an immediate synchronization
+                }
+                break;
+            }
+            case R.id.fdRenameBtn: {
+                String fileName = mFile.getFileName();
+                int extensionStart = mFile.isDirectory() ? -1 : fileName.lastIndexOf(".");
+                int selectionEnd = (extensionStart >= 0) ? extensionStart : fileName.length();
+                EditNameDialog dialog = EditNameDialog.newInstance(getString(R.string.rename_dialog_title), fileName, 0, selectionEnd, this);
+                dialog.show(getFragmentManager(), "nameeditdialog");
+                break;
+            }   
+            case R.id.fdRemoveBtn: {
+                ConfirmationDialogFragment confDialog = ConfirmationDialogFragment.newInstance(
+                        R.string.confirmation_remove_alert,
+                        new String[]{mFile.getFileName()},
+                        mFile.isDown() ? R.string.confirmation_remove_remote_and_local : R.string.confirmation_remove_remote,
+                        mFile.isDown() ? R.string.confirmation_remove_local : -1,
+                        R.string.common_cancel);
+                confDialog.setOnConfirmationListener(this);
+                confDialog.show(getFragmentManager(), FTAG_CONFIRMATION);
+                break;
+            }
+            case R.id.fdOpenBtn: {
+                openFile();
+                break;
+            }
+            default:
+                Log_OC.e(TAG, "Incorrect view clicked!");
+        }
+        
+    }\r
+    \r
+    /**
+     * Opens mFile.
+     */
+    private void openFile() {
+        
+        String storagePath = mFile.getStoragePath();
+        String encodedStoragePath = WebdavUtils.encodePath(storagePath);
+        try {
+            Intent i = new Intent(Intent.ACTION_VIEW);
+            i.setDataAndType(Uri.parse("file://"+ encodedStoragePath), mFile.getMimetype());
+            i.setFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION | Intent.FLAG_GRANT_WRITE_URI_PERMISSION);
+            startActivity(i);
+            
+        } catch (Throwable t) {
+            Log_OC.e(TAG, "Fail when trying to open with the mimeType provided from the ownCloud server: " + mFile.getMimetype());
+            boolean toastIt = true; 
+            String mimeType = "";
+            try {
+                Intent i = new Intent(Intent.ACTION_VIEW);
+                mimeType = MimeTypeMap.getSingleton().getMimeTypeFromExtension(storagePath.substring(storagePath.lastIndexOf('.') + 1));
+                if (mimeType == null || !mimeType.equals(mFile.getMimetype())) {
+                    if (mimeType != null) {
+                        i.setDataAndType(Uri.parse("file://"+ encodedStoragePath), mimeType);
+                    } else {
+                        // desperate try
+                        i.setDataAndType(Uri.parse("file://"+ encodedStoragePath), "*/*");
+                    }
+                    i.setFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION | Intent.FLAG_GRANT_WRITE_URI_PERMISSION);
+                    startActivity(i);
+                    toastIt = false;
+                }
+                
+            } catch (IndexOutOfBoundsException e) {
+                Log_OC.e(TAG, "Trying to find out MIME type of a file without extension: " + storagePath);
+                
+            } catch (ActivityNotFoundException e) {
+                Log_OC.e(TAG, "No activity found to handle: " + storagePath + " with MIME type " + mimeType + " obtained from extension");
+                
+            } catch (Throwable th) {
+                Log_OC.e(TAG, "Unexpected problem when opening: " + storagePath, th);
+                
+            } finally {
+                if (toastIt) {
+                    Toast.makeText(getActivity(), "There is no application to handle file " + mFile.getFileName(), Toast.LENGTH_SHORT).show();
+                }
+            }
+            
+        }
+    }
+
+    @Override
+    public void onConfirmation(String callerTag) {
+        if (callerTag.equals(FTAG_CONFIRMATION)) {
+            if (mStorageManager.getFileById(mFile.getFileId()) != null) {
+                mLastRemoteOperation = new RemoveFileOperation( mFile, 
+                                                                true, 
+                                                                mStorageManager);
+                mLastRemoteOperation.execute(mAccount, getSherlockActivity(), this, mHandler, getSherlockActivity());
+                
+                boolean inDisplayActivity = getActivity() instanceof FileDisplayActivity;
+                getActivity().showDialog((inDisplayActivity)? FileDisplayActivity.DIALOG_SHORT_WAIT : FileDetailActivity.DIALOG_SHORT_WAIT);
+            }
+        }
+    }
+    
+    @Override
+    public void onNeutral(String callerTag) {
+        File f = null;
+        if (mFile.isDown() && (f = new File(mFile.getStoragePath())).exists()) {
+            f.delete();
+            mFile.setStoragePath(null);
+            mStorageManager.saveFile(mFile);
+            updateFileDetails(mFile, mAccount);
+        }
+    }
+    
+    @Override
+    public void onCancel(String callerTag) {
+        Log_OC.d(TAG, "REMOVAL CANCELED");
+    }
+    
+    
+    /**
+     * Check if the fragment was created with an empty layout. An empty fragment can't show file details, must be replaced.
+     * 
+     * @return  True when the fragment was created with the empty layout.
+     */
+    public boolean isEmpty() {
+        return (mLayout == R.layout.file_details_empty || mFile == null || mAccount == null);
+    }
+
+    
+    /**
+     * {@inheritDoc}
+     */
+    public OCFile getFile(){
+        return mFile;
+    }
+    
+    /**
+     * Use this method to signal this Activity that it shall update its view.
+     * 
+     * @param file : An {@link OCFile}
+     */
+    public void updateFileDetails(OCFile file, Account ocAccount) {
+        mFile = file;
+        if (ocAccount != null && ( 
+                mStorageManager == null || 
+                (mAccount != null && !mAccount.equals(ocAccount))
+           )) {
+            mStorageManager = new FileDataStorageManager(ocAccount, getActivity().getApplicationContext().getContentResolver());
+        }
+        mAccount = ocAccount;
+        updateFileDetails(false, false);
+    }
+
+    /**
+     * Updates the view with all relevant details about that file.
+     *
+     * TODO Remove parameter when the transferring state of files is kept in database. 
+     * 
+     * TODO REFACTORING! this method called 5 times before every time the fragment is shown! 
+     * 
+     * @param transferring      Flag signaling if the file should be considered as downloading or uploading, 
+     *                          although {@link FileDownloaderBinder#isDownloading(Account, OCFile)}  and 
+     *                          {@link FileUploaderBinder#isUploading(Account, OCFile)} return false.
+     *                          
+     * @param refresh           If 'true', try to refresh the hold file from the database
+     */
+    public void updateFileDetails(boolean transferring, boolean refresh) {
+
+        if (readyToShow()) {
+            
+            if (refresh && mStorageManager != null) {
+                mFile = mStorageManager.getFileByPath(mFile.getRemotePath());
+            }
+            
+            // set file details
+            setFilename(mFile.getFileName());
+            setFiletype(mFile.getMimetype());
+            setFilesize(mFile.getFileLength());
+            if(ocVersionSupportsTimeCreated()){
+                setTimeCreated(mFile.getCreationTimestamp());
+            }
+           
+            setTimeModified(mFile.getModificationTimestamp());
+            
+            CheckBox cb = (CheckBox)getView().findViewById(R.id.fdKeepInSync);
+            cb.setChecked(mFile.keepInSync());
+
+            // configure UI for depending upon local state of the file
+            //if (FileDownloader.isDownloading(mAccount, mFile.getRemotePath()) || FileUploader.isUploading(mAccount, mFile.getRemotePath())) {
+            FileDownloaderBinder downloaderBinder = mContainerActivity.getFileDownloaderBinder();
+            FileUploaderBinder uploaderBinder = mContainerActivity.getFileUploaderBinder();
+            if (transferring || (downloaderBinder != null && downloaderBinder.isDownloading(mAccount, mFile)) || (uploaderBinder != null && uploaderBinder.isUploading(mAccount, mFile))) {
+                setButtonsForTransferring();
+                
+            } else if (mFile.isDown()) {
+                
+                setButtonsForDown();
+                
+            } else {
+                // TODO load default preview image; when the local file is removed, the preview remains there
+                setButtonsForRemote();
+            }
+        }
+        getView().invalidate();
+    }
+    
+    /**
+     * Checks if the fragment is ready to show details of a OCFile
+     *  
+     * @return  'True' when the fragment is ready to show details of a file
+     */
+    private boolean readyToShow() {
+        return (mFile != null && mAccount != null && mLayout == R.layout.file_details_fragment);        
+    }
+
+
+    /**
+     * Updates the filename in view
+     * @param filename to set
+     */
+    private void setFilename(String filename) {
+        TextView tv = (TextView) getView().findViewById(R.id.fdFilename);
+        if (tv != null)
+            tv.setText(filename);
+    }
+
+    /**
+     * Updates the MIME type in view
+     * @param mimetype to set
+     */
+    private void setFiletype(String mimetype) {
+        TextView tv = (TextView) getView().findViewById(R.id.fdType);
+        if (tv != null) {
+            String printableMimetype = DisplayUtils.convertMIMEtoPrettyPrint(mimetype);;        
+            tv.setText(printableMimetype);
+        }
+        ImageView iv = (ImageView) getView().findViewById(R.id.fdIcon);
+        if (iv != null) {
+            iv.setImageResource(DisplayUtils.getResourceId(mimetype));
+        }
+    }
+
+    /**
+     * Updates the file size in view
+     * @param filesize in bytes to set
+     */
+    private void setFilesize(long filesize) {
+        TextView tv = (TextView) getView().findViewById(R.id.fdSize);
+        if (tv != null)
+            tv.setText(DisplayUtils.bytesToHumanReadable(filesize));
+    }
+    
+    /**
+     * Updates the time that the file was created in view
+     * @param milliseconds Unix time to set
+     */
+    private void setTimeCreated(long milliseconds){
+        TextView tv = (TextView) getView().findViewById(R.id.fdCreated);
+        TextView tvLabel = (TextView) getView().findViewById(R.id.fdCreatedLabel);
+        if(tv != null){
+            tv.setText(DisplayUtils.unixTimeToHumanReadable(milliseconds));
+            tv.setVisibility(View.VISIBLE);
+            tvLabel.setVisibility(View.VISIBLE);
+        }
+    }
+    
+    /**
+     * Updates the time that the file was last modified
+     * @param milliseconds Unix time to set
+     */
+    private void setTimeModified(long milliseconds){
+        TextView tv = (TextView) getView().findViewById(R.id.fdModified);
+        if(tv != null){
+            tv.setText(DisplayUtils.unixTimeToHumanReadable(milliseconds));
+        }
+    }
+    
+    /**
+     * Enables or disables buttons for a file being downloaded
+     */
+    private void setButtonsForTransferring() {
+        if (!isEmpty()) {
+            Button downloadButton = (Button) getView().findViewById(R.id.fdDownloadBtn);
+            downloadButton.setText(R.string.common_cancel);
+            //downloadButton.setEnabled(false);
+        
+            // let's protect the user from himself ;)
+            ((Button) getView().findViewById(R.id.fdOpenBtn)).setEnabled(false);
+            ((Button) getView().findViewById(R.id.fdRenameBtn)).setEnabled(false);
+            ((Button) getView().findViewById(R.id.fdRemoveBtn)).setEnabled(false);
+            getView().findViewById(R.id.fdKeepInSync).setEnabled(false);
+            
+            // show the progress bar for the transfer
+            ProgressBar progressBar = (ProgressBar)getView().findViewById(R.id.fdProgressBar);
+            progressBar.setVisibility(View.VISIBLE);
+            TextView progressText = (TextView)getView().findViewById(R.id.fdProgressText);
+            progressText.setVisibility(View.VISIBLE);
+            FileDownloaderBinder downloaderBinder = mContainerActivity.getFileDownloaderBinder();
+            FileUploaderBinder uploaderBinder = mContainerActivity.getFileUploaderBinder();
+            if (downloaderBinder != null && downloaderBinder.isDownloading(mAccount, mFile)) {
+                progressText.setText(R.string.downloader_download_in_progress_ticker);
+            } else if (uploaderBinder != null && uploaderBinder.isUploading(mAccount, mFile)) {
+                progressText.setText(R.string.uploader_upload_in_progress_ticker);
+            }
+        }
+    }
+
+    /**
+     * Enables or disables buttons for a file locally available 
+     */
+    private void setButtonsForDown() {
+        if (!isEmpty()) {
+            Button downloadButton = (Button) getView().findViewById(R.id.fdDownloadBtn);
+            downloadButton.setText(R.string.filedetails_sync_file);
+        
+            ((Button) getView().findViewById(R.id.fdOpenBtn)).setEnabled(true);
+            ((Button) getView().findViewById(R.id.fdRenameBtn)).setEnabled(true);
+            ((Button) getView().findViewById(R.id.fdRemoveBtn)).setEnabled(true);
+            getView().findViewById(R.id.fdKeepInSync).setEnabled(true);
+            
+            // hides the progress bar
+            ProgressBar progressBar = (ProgressBar)getView().findViewById(R.id.fdProgressBar);
+            progressBar.setVisibility(View.GONE);
+            TextView progressText = (TextView)getView().findViewById(R.id.fdProgressText);
+            progressText.setVisibility(View.GONE);
+        }
+    }
+
+    /**
+     * Enables or disables buttons for a file not locally available 
+     */
+    private void setButtonsForRemote() {
+        if (!isEmpty()) {
+            Button downloadButton = (Button) getView().findViewById(R.id.fdDownloadBtn);
+            downloadButton.setText(R.string.filedetails_download);
+            
+            ((Button) getView().findViewById(R.id.fdOpenBtn)).setEnabled(false);
+            ((Button) getView().findViewById(R.id.fdRenameBtn)).setEnabled(true);
+            ((Button) getView().findViewById(R.id.fdRemoveBtn)).setEnabled(true);
+            getView().findViewById(R.id.fdKeepInSync).setEnabled(true);
+            
+            // hides the progress bar
+            ProgressBar progressBar = (ProgressBar)getView().findViewById(R.id.fdProgressBar);
+            progressBar.setVisibility(View.GONE);
+            TextView progressText = (TextView)getView().findViewById(R.id.fdProgressText);
+            progressText.setVisibility(View.GONE);
+        }
+    }
+    
+
+    /**
+     * In ownCloud 3.X.X and 4.X.X there is a bug that SabreDAV does not return
+     * the time that the file was created. There is a chance that this will
+     * be fixed in future versions. Use this method to check if this version of
+     * ownCloud has this fix.
+     * @return True, if ownCloud the ownCloud version is supporting creation time
+     */
+    private boolean ocVersionSupportsTimeCreated(){
+        /*if(mAccount != null){
+            AccountManager accManager = (AccountManager) getActivity().getSystemService(Context.ACCOUNT_SERVICE);
+            OwnCloudVersion ocVersion = new OwnCloudVersion(accManager
+                    .getUserData(mAccount, AccountAuthenticator.KEY_OC_VERSION));
+            if(ocVersion.compareTo(new OwnCloudVersion(0x030000)) < 0) {
+                return true;
+            }
+        }*/
+        return false;
+    }
+    
+
+    /**
+     * Once the file upload has finished -> update view
+     * 
+     * Being notified about the finish of an upload is necessary for the next sequence:
+     *   1. Upload a big file.
+     *   2. Force a synchronization; if it finished before the upload, the file in transfer will be included in the local database and in the file list
+     *      of its containing folder; the the server includes it in the PROPFIND requests although it's not fully upload. 
+     *   3. Click the file in the list to see its details.
+     *   4. Wait for the upload finishes; at this moment, the details view must be refreshed to enable the action buttons.
+     */
+    private class UploadFinishReceiver extends BroadcastReceiver {
+        @Override
+        public void onReceive(Context context, Intent intent) {
+            String accountName = intent.getStringExtra(FileUploader.ACCOUNT_NAME);
+
+            if (!isEmpty() && accountName.equals(mAccount.name)) {
+                boolean uploadWasFine = intent.getBooleanExtra(FileUploader.EXTRA_UPLOAD_RESULT, false);
+                String uploadRemotePath = intent.getStringExtra(FileUploader.EXTRA_REMOTE_PATH);
+                boolean renamedInUpload = mFile.getRemotePath().equals(intent.getStringExtra(FileUploader.EXTRA_OLD_REMOTE_PATH));
+                if (mFile.getRemotePath().equals(uploadRemotePath) ||
+                    renamedInUpload) {
+                    if (uploadWasFine) {
+                        mFile = mStorageManager.getFileByPath(uploadRemotePath);
+                    }
+                    if (renamedInUpload) {
+                        String newName = (new File(uploadRemotePath)).getName();
+                        Toast msg = Toast.makeText(getActivity().getApplicationContext(), String.format(getString(R.string.filedetails_renamed_in_upload_msg), newName), Toast.LENGTH_LONG);
+                        msg.show();
+                    }
+                    getSherlockActivity().removeStickyBroadcast(intent);    // not the best place to do this; a small refactorization of BroadcastReceivers should be done
+                    updateFileDetails(false, false);    // it updates the buttons; must be called although !uploadWasFine; interrupted uploads still leave an incomplete file in the server
+                }
+            }
+        }
+    }
+    
+
+    public void onDismiss(EditNameDialog dialog) {
+        if (dialog.getResult()) {
+            String newFilename = dialog.getNewFilename();
+            Log_OC.d(TAG, "name edit dialog dismissed with new name " + newFilename);
+            mLastRemoteOperation = new RenameFileOperation( mFile, 
+                                                            mAccount, 
+                                                            newFilename, 
+                                                            new FileDataStorageManager(mAccount, getActivity().getContentResolver()));
+            mLastRemoteOperation.execute(mAccount, getSherlockActivity(), this, mHandler, getSherlockActivity());
+            boolean inDisplayActivity = getActivity() instanceof FileDisplayActivity;
+            getActivity().showDialog((inDisplayActivity)? FileDisplayActivity.DIALOG_SHORT_WAIT : FileDetailActivity.DIALOG_SHORT_WAIT);
+        }
+    }
+    
+    
+    /**
+     * {@inheritDoc}
+     */
+    @Override
+    public void onRemoteOperationFinish(RemoteOperation operation, RemoteOperationResult result) {
+        if (operation.equals(mLastRemoteOperation)) {
+            if (operation instanceof RemoveFileOperation) {
+                onRemoveFileOperationFinish((RemoveFileOperation)operation, result);
+                
+            } else if (operation instanceof RenameFileOperation) {
+                onRenameFileOperationFinish((RenameFileOperation)operation, result);
+                
+            } else if (operation instanceof SynchronizeFileOperation) {
+                onSynchronizeFileOperationFinish((SynchronizeFileOperation)operation, result);
+            }
+        }
+    }
+    
+    
+    private void onRemoveFileOperationFinish(RemoveFileOperation operation, RemoteOperationResult result) {
+        boolean inDisplayActivity = getActivity() instanceof FileDisplayActivity;
+        getActivity().dismissDialog((inDisplayActivity)? FileDisplayActivity.DIALOG_SHORT_WAIT : FileDetailActivity.DIALOG_SHORT_WAIT);
+        
+        if (result.isSuccess()) {
+            Toast msg = Toast.makeText(getActivity().getApplicationContext(), R.string.remove_success_msg, Toast.LENGTH_LONG);
+            msg.show();
+            if (inDisplayActivity) {
+                // double pane
+                FragmentTransaction transaction = getActivity().getSupportFragmentManager().beginTransaction();
+                transaction.replace(R.id.file_details_container, new FileDetailFragment(null, null)); // empty FileDetailFragment
+                transaction.commit();
+                mContainerActivity.onFileStateChanged();
+            } else {
+                getActivity().finish();
+            }
+                
+        } else {
+            Toast msg = Toast.makeText(getActivity(), R.string.remove_fail_msg, Toast.LENGTH_LONG); 
+            msg.show();
+            if (result.isSslRecoverableException()) {
+                // TODO show the SSL warning dialog
+            }
+        }
+    }
+    
+    private void onRenameFileOperationFinish(RenameFileOperation operation, RemoteOperationResult result) {
+        boolean inDisplayActivity = getActivity() instanceof FileDisplayActivity;
+        getActivity().dismissDialog((inDisplayActivity)? FileDisplayActivity.DIALOG_SHORT_WAIT : FileDetailActivity.DIALOG_SHORT_WAIT);
+        
+        if (result.isSuccess()) {
+            updateFileDetails(((RenameFileOperation)operation).getFile(), mAccount);
+            mContainerActivity.onFileStateChanged();
+            
+        } else {
+            if (result.getCode().equals(ResultCode.INVALID_LOCAL_FILE_NAME)) {
+                Toast msg = Toast.makeText(getActivity(), R.string.rename_local_fail_msg, Toast.LENGTH_LONG); 
+                msg.show();
+                // TODO throw again the new rename dialog
+            } else {
+                Toast msg = Toast.makeText(getActivity(), R.string.rename_server_fail_msg, Toast.LENGTH_LONG); 
+                msg.show();
+                if (result.isSslRecoverableException()) {
+                    // TODO show the SSL warning dialog
+                }
+            }
+        }
+    }
+    
+    private void onSynchronizeFileOperationFinish(SynchronizeFileOperation operation, RemoteOperationResult result) {
+        boolean inDisplayActivity = getActivity() instanceof FileDisplayActivity;
+        getActivity().dismissDialog((inDisplayActivity)? FileDisplayActivity.DIALOG_SHORT_WAIT : FileDetailActivity.DIALOG_SHORT_WAIT);
+
+        if (!result.isSuccess()) {
+            if (result.getCode() == ResultCode.SYNC_CONFLICT) {
+                Intent i = new Intent(getActivity(), ConflictsResolveActivity.class);
+                i.putExtra(ConflictsResolveActivity.EXTRA_FILE, mFile);
+                i.putExtra(ConflictsResolveActivity.EXTRA_ACCOUNT, mAccount);
+                startActivity(i);
+                
+            } else {
+                Toast msg = Toast.makeText(getActivity(), R.string.sync_file_fail_msg, Toast.LENGTH_LONG); 
+                msg.show();
+            }
+            
+            if (mFile.isDown()) {
+                setButtonsForDown();
+                
+            } else {
+                setButtonsForRemote();
+            }
+            
+        } else {
+            if (operation.transferWasRequested()) {
+                setButtonsForTransferring();
+                mContainerActivity.onFileStateChanged();    // this is not working; FileDownloader won't do NOTHING at all until this method finishes, so 
+                                                            // checking the service to see if the file is downloading results in FALSE
+            } else {
+                Toast msg = Toast.makeText(getActivity(), R.string.sync_file_nothing_to_do_msg, Toast.LENGTH_LONG); 
+                msg.show();
+                if (mFile.isDown()) {
+                    setButtonsForDown();
+                    
+                } else {
+                    setButtonsForRemote();
+                }
+            }
+        }
+    }
+    
+
+    public void listenForTransferProgress() {
+        if (mProgressListener != null) {
+            if (mContainerActivity.getFileDownloaderBinder() != null) {
+                mContainerActivity.getFileDownloaderBinder().addDatatransferProgressListener(mProgressListener, mAccount, mFile);
+            }
+            if (mContainerActivity.getFileUploaderBinder() != null) {
+                mContainerActivity.getFileUploaderBinder().addDatatransferProgressListener(mProgressListener, mAccount, mFile);
+            }
+        }
+    }
+    
+    
+    public void leaveTransferProgress() {
+        if (mProgressListener != null) {
+            if (mContainerActivity.getFileDownloaderBinder() != null) {
+                mContainerActivity.getFileDownloaderBinder().removeDatatransferProgressListener(mProgressListener, mAccount, mFile);
+            }
+            if (mContainerActivity.getFileUploaderBinder() != null) {
+                mContainerActivity.getFileUploaderBinder().removeDatatransferProgressListener(mProgressListener, mAccount, mFile);
+            }
+        }
+    }
+
+
+    
+    /**
+     * Helper class responsible for updating the progress bar shown for file uploading or downloading  
+     * 
+     * @author David A. Velasco
+     */
+    private class ProgressListener implements OnDatatransferProgressListener {
+        int mLastPercent = 0;
+        WeakReference<ProgressBar> mProgressBar = null;
+        
+        ProgressListener(ProgressBar progressBar) {
+            mProgressBar = new WeakReference<ProgressBar>(progressBar);
+        }
+        
+        @Override
+        public void onTransferProgress(long progressRate) {
+            // old method, nothing here
+        };
+
+        @Override
+        public void onTransferProgress(long progressRate, long totalTransferredSoFar, long totalToTransfer, String filename) {
+            int percent = (int)(100.0*((double)totalTransferredSoFar)/((double)totalToTransfer));
+            if (percent != mLastPercent) {
+                ProgressBar pb = mProgressBar.get();
+                if (pb != null) {
+                    pb.setProgress(percent);
+                    pb.postInvalidate();
+                }
+            }
+            mLastPercent = percent;
+        }
+
+    };
+
+    /*
+    // this is a temporary class for sharing purposes, it need to be replaced in transfer service
+    @SuppressWarnings("unused")
+    private class ShareRunnable implements Runnable {
+        private String mPath;
+
+        public ShareRunnable(String path) {
+            mPath = path;
+        }
+        
+        public void run() {
+            AccountManager am = AccountManager.get(getActivity());
+            Account account = AccountUtils.getCurrentOwnCloudAccount(getActivity());
+            OwnCloudVersion ocv = new OwnCloudVersion(am.getUserData(account, AccountAuthenticator.KEY_OC_VERSION));
+            String url = am.getUserData(account, AccountAuthenticator.KEY_OC_BASE_URL) + AccountUtils.getWebdavPath(ocv);
+
+            Log_OC.d("share", "sharing for version " + ocv.toString());
+
+            if (ocv.compareTo(new OwnCloudVersion(0x040000)) >= 0) {
+                String APPS_PATH = "/apps/files_sharing/";
+                String SHARE_PATH = "ajax/share.php";
+
+                String SHARED_PATH = "/apps/files_sharing/get.php?token=";
+                
+                final String WEBDAV_SCRIPT = "webdav.php";
+                final String WEBDAV_FILES_LOCATION = "/files/";
+                
+                WebdavClient wc = OwnCloudClientUtils.createOwnCloudClient(account, getActivity().getApplicationContext());
+                HttpConnectionManagerParams params = new HttpConnectionManagerParams();
+                params.setMaxConnectionsPerHost(wc.getHostConfiguration(), 5);
+
+                //wc.getParams().setParameter("http.protocol.single-cookie-header", true);
+                //wc.getParams().setCookiePolicy(CookiePolicy.BROWSER_COMPATIBILITY);
+
+                PostMethod post = new PostMethod(am.getUserData(account, AccountAuthenticator.KEY_OC_BASE_URL) + APPS_PATH + SHARE_PATH);
+
+                post.addRequestHeader("Content-type","application/x-www-form-urlencoded; charset=UTF-8" );
+                post.addRequestHeader("Referer", am.getUserData(account, AccountAuthenticator.KEY_OC_BASE_URL));
+                List<NameValuePair> formparams = new ArrayList<NameValuePair>();
+                Log_OC.d("share", mPath+"");
+                formparams.add(new BasicNameValuePair("sources",mPath));
+                formparams.add(new BasicNameValuePair("uid_shared_with", "public"));
+                formparams.add(new BasicNameValuePair("permissions", "0"));
+                post.setRequestEntity(new StringRequestEntity(URLEncodedUtils.format(formparams, HTTP.UTF_8)));
+
+                int status;
+                try {
+                    PropFindMethod find = new PropFindMethod(url+"/");
+                    find.addRequestHeader("Referer", am.getUserData(account, AccountAuthenticator.KEY_OC_BASE_URL));
+                    Log_OC.d("sharer", ""+ url+"/");
+                    
+                    for (org.apache.commons.httpclient.Header a : find.getRequestHeaders()) {
+                        Log_OC.d("sharer-h", a.getName() + ":"+a.getValue());
+                    }
+                    
+                    int status2 = wc.executeMethod(find);
+
+                    Log_OC.d("sharer", "propstatus "+status2);
+                    
+                    GetMethod get = new GetMethod(am.getUserData(account, AccountAuthenticator.KEY_OC_BASE_URL) + "/");
+                    get.addRequestHeader("Referer", am.getUserData(account, AccountAuthenticator.KEY_OC_BASE_URL));
+                    
+                    status2 = wc.executeMethod(get);
+
+                    Log_OC.d("sharer", "getstatus "+status2);
+                    Log_OC.d("sharer", "" + get.getResponseBodyAsString());
+                    
+                    for (org.apache.commons.httpclient.Header a : get.getResponseHeaders()) {
+                        Log_OC.d("sharer", a.getName() + ":"+a.getValue());
+                    }
+
+                    status = wc.executeMethod(post);
+                    for (org.apache.commons.httpclient.Header a : post.getRequestHeaders()) {
+                        Log_OC.d("sharer-h", a.getName() + ":"+a.getValue());
+                    }
+                    for (org.apache.commons.httpclient.Header a : post.getResponseHeaders()) {
+                        Log_OC.d("sharer", a.getName() + ":"+a.getValue());
+                    }
+                    String resp = post.getResponseBodyAsString();
+                    Log_OC.d("share", ""+post.getURI().toString());
+                    Log_OC.d("share", "returned status " + status);
+                    Log_OC.d("share", " " +resp);
+                    
+                    if(status != HttpStatus.SC_OK ||resp == null || resp.equals("") || resp.startsWith("false")) {
+                        return;
+                     }
+
+                    JSONObject jsonObject = new JSONObject (resp);
+                    String jsonStatus = jsonObject.getString("status");
+                    if(!jsonStatus.equals("success")) throw new Exception("Error while sharing file status != success");
+                    
+                    String token = jsonObject.getString("data");
+                    String uri = am.getUserData(account, AccountAuthenticator.KEY_OC_BASE_URL) + SHARED_PATH + token; 
+                    Log_OC.d("Actions:shareFile ok", "url: " + uri);   
+                    
+                } catch (Exception e) {
+                    e.printStackTrace();
+                }
+                
+            } else if (ocv.compareTo(new OwnCloudVersion(0x030000)) >= 0) {
+                
+            }
+        }
+    }
+    */
+    
+}