src/com/owncloud/android/ui/activity/FileDisplayActivity.java

   1 /* ownCloud Android client application
   2  *   Copyright (C) 2011  Bartek Przybylski
   3  *
   4  *   This program is free software: you can redistribute it and/or modify
   5  *   it under the terms of the GNU General Public License as published by
   6  *   the Free Software Foundation, either version 3 of the License, or
   7  *   (at your option) any later version.
   8  *
   9  *   This program is distributed in the hope that it will be useful,
  10  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  *   GNU General Public License for more details.
  13  *
  14  *   You should have received a copy of the GNU General Public License
  15  *   along with this program.  If not, see <http://www.gnu.org/licenses/>.
  16  *
  17  */
  18
  19 package com.owncloud.android.ui.activity;
  20
  21 import java.io.File;
  22
  23 import android.accounts.Account;
  24 import android.app.Activity;
  25 import android.app.AlertDialog;
  26 import android.app.ProgressDialog;
  27 import android.app.AlertDialog.Builder;
  28 import android.app.Dialog;
  29 import android.content.BroadcastReceiver;
  30 import android.content.ComponentName;
  31 import android.content.ContentResolver;
  32 import android.content.Context;
  33 import android.content.DialogInterface;
  34 import android.content.DialogInterface.OnClickListener;
  35 import android.content.Intent;
  36 import android.content.IntentFilter;
  37 import android.content.ServiceConnection;
  38 import android.content.SharedPreferences;
  39 import android.content.SharedPreferences.Editor;
  40 import android.content.pm.PackageInfo;
  41 import android.content.pm.PackageManager.NameNotFoundException;
  42 import android.content.res.Resources.NotFoundException;
  43 import android.database.Cursor;
  44 import android.graphics.Bitmap;
  45 import android.graphics.drawable.BitmapDrawable;
  46 import android.net.Uri;
  47 import android.os.Bundle;
  48 import android.os.Handler;
  49 import android.os.IBinder;
  50 import android.preference.PreferenceManager;
  51 import android.provider.MediaStore;
  52 import android.support.v4.app.Fragment;
  53 import android.support.v4.app.FragmentTransaction;
  54 import android.util.Log;
  55 import android.view.View;
  56 import android.view.ViewGroup;
  57 import android.widget.ArrayAdapter;
  58 import android.widget.EditText;
  59 import android.widget.TextView;
  60 import android.widget.Toast;
  61
  62 import com.actionbarsherlock.app.ActionBar;
  63 import com.actionbarsherlock.app.ActionBar.OnNavigationListener;
  64 import com.actionbarsherlock.app.SherlockFragmentActivity;
  65 import com.actionbarsherlock.view.Menu;
  66 import com.actionbarsherlock.view.MenuInflater;
  67 import com.actionbarsherlock.view.MenuItem;
  68 import com.actionbarsherlock.view.Window;
  69 import com.owncloud.android.AccountUtils;
  70 import com.owncloud.android.authenticator.AccountAuthenticator;
  71 import com.owncloud.android.datamodel.DataStorageManager;
  72 import com.owncloud.android.datamodel.FileDataStorageManager;
  73 import com.owncloud.android.datamodel.OCFile;
  74 import com.owncloud.android.files.services.FileDownloader;
  75 import com.owncloud.android.files.services.FileDownloader.FileDownloaderBinder;
  76 import com.owncloud.android.files.services.FileObserverService;
  77 import com.owncloud.android.files.services.FileUploader;
  78 import com.owncloud.android.files.services.FileUploader.FileUploaderBinder;
  79 import com.owncloud.android.network.OwnCloudClientUtils;
  80 import com.owncloud.android.operations.OnRemoteOperationListener;
  81 import com.owncloud.android.operations.RemoteOperation;
  82 import com.owncloud.android.operations.RemoteOperationResult;
  83 import com.owncloud.android.operations.RemoveFileOperation;
  84 import com.owncloud.android.operations.RenameFileOperation;
  85 import com.owncloud.android.operations.SynchronizeFileOperation;
  86 import com.owncloud.android.operations.RemoteOperationResult.ResultCode;
  87 import com.owncloud.android.syncadapter.FileSyncService;
  88 import com.owncloud.android.ui.dialog.ChangelogDialog;
  89 import com.owncloud.android.ui.dialog.SslValidatorDialog;
  90 import com.owncloud.android.ui.dialog.SslValidatorDialog.OnSslValidatorListener;
  91 import com.owncloud.android.ui.fragment.FileDetailFragment;
  92 import com.owncloud.android.ui.fragment.FileFragment;
  93 import com.owncloud.android.ui.fragment.FilePreviewFragment;
  94 import com.owncloud.android.ui.fragment.OCFileListFragment;
  95
  96 import com.owncloud.android.R;
  97 import eu.alefzero.webdav.WebdavClient;
  98
  99 /**
 100  * Displays, what files the user has available in his ownCloud.
 101  *
 102  * @author Bartek Przybylski
 103  *
 104  */
 105
 106 public class FileDisplayActivity extends SherlockFragmentActivity implements
 107     OCFileListFragment.ContainerActivity, FileDetailFragment.ContainerActivity, OnNavigationListener, OnSslValidatorListener, OnRemoteOperationListener {
 108
 109     private ArrayAdapter<String> mDirectories;
 110     private OCFile mCurrentDir = null;
 111     private OCFile mCurrentFile = null;
 112
 113     private DataStorageManager mStorageManager;
 114     private SyncBroadcastReceiver mSyncBroadcastReceiver;
 115     private UploadFinishReceiver mUploadFinishReceiver;
 116     private DownloadFinishReceiver mDownloadFinishReceiver;
 117     private FileDownloaderBinder mDownloaderBinder = null;
 118     private FileUploaderBinder mUploaderBinder = null;
 119     private ServiceConnection mDownloadConnection = null, mUploadConnection = null;
 120     private RemoteOperationResult mLastSslUntrustedServerResult = null;
 121
 122     private OCFileListFragment mFileList;
 123
 124     private boolean mDualPane;
 125
 126     private static final int DIALOG_SETUP_ACCOUNT = 0;
 127     private static final int DIALOG_CREATE_DIR = 1;
 128     private static final int DIALOG_ABOUT_APP = 2;
 129     public static final int DIALOG_SHORT_WAIT = 3;
 130     private static final int DIALOG_CHOOSE_UPLOAD_SOURCE = 4;
 131     private static final int DIALOG_SSL_VALIDATOR = 5;
 132     private static final int DIALOG_CERT_NOT_SAVED = 6;
 133     private static final String DIALOG_CHANGELOG_TAG = "DIALOG_CHANGELOG";
 134
 135
 136     private static final int ACTION_SELECT_CONTENT_FROM_APPS = 1;
 137     private static final int ACTION_SELECT_MULTIPLE_FILES = 2;
 138
 139     private static final String TAG = "FileDisplayActivity";
 140
 141     private static int[] mMenuIdentifiersToPatch = {R.id.action_about_app};
 142
 143     private OCFile mWaitingToPreview;
 144     private Handler mHandler;
 145
 146
 147     @Override
 148     public void onCreate(Bundle savedInstanceState) {
 149         Log.d(getClass().toString(), "onCreate() start");
 150         super.onCreate(savedInstanceState);
 151
 152         /// Load of parameters from received intent
 153         mCurrentDir = getIntent().getParcelableExtra(FileDetailFragment.EXTRA_FILE); // no check necessary, mCurrenDir == null if the parameter is not in the intent
 154         Account account = getIntent().getParcelableExtra(FileDetailFragment.EXTRA_ACCOUNT);
 155         if (account != null)
 156             AccountUtils.setCurrentOwnCloudAccount(this, account.name);
 157
 158         /// Load of saved instance state: keep this always before initDataFromCurrentAccount()
 159         if(savedInstanceState != null) {
 160             // TODO - test if savedInstanceState should take precedence over file in the intent ALWAYS (now), NEVER, or SOME TIMES
 161             mCurrentDir = savedInstanceState.getParcelable(FileDetailFragment.EXTRA_FILE);
 162             mWaitingToPreview = (OCFile) savedInstanceState.getParcelable(FileDetailActivity.KEY_WAITING_TO_PREVIEW);
 163
 164         } else {
 165             mWaitingToPreview = null;
 166         }
 167
 168         if (!AccountUtils.accountsAreSetup(this)) {
 169             /// no account available: FORCE ACCOUNT CREATION
 170             mStorageManager = null;
 171             createFirstAccount();
 172
 173         } else {    /// at least an account is available
 174
 175             initDataFromCurrentAccount();   // it checks mCurrentDir and mCurrentFile with the current account
 176
 177         }
 178
 179         mUploadConnection = new ListServiceConnection();
 180         mDownloadConnection = new ListServiceConnection();
 181         bindService(new Intent(this, FileUploader.class), mUploadConnection, Context.BIND_AUTO_CREATE);
 182         bindService(new Intent(this, FileDownloader.class), mDownloadConnection, Context.BIND_AUTO_CREATE);
 183
 184         // PIN CODE request ;  best location is to decide, let's try this first
 185         if (getIntent().getAction() != null && getIntent().getAction().equals(Intent.ACTION_MAIN) && savedInstanceState == null) {
 186             requestPinCode();
 187         }
 188
 189         // file observer
 190         Intent observer_intent = new Intent(this, FileObserverService.class);
 191         observer_intent.putExtra(FileObserverService.KEY_FILE_CMD, FileObserverService.CMD_INIT_OBSERVED_LIST);
 192         startService(observer_intent);
 193
 194
 195         /// USER INTERFACE
 196         requestWindowFeature(Window.FEATURE_INDETERMINATE_PROGRESS);
 197
 198         // Drop-down navigation
 199         mDirectories = new CustomArrayAdapter<String>(this, R.layout.sherlock_spinner_dropdown_item);
 200         OCFile currFile = mCurrentDir;
 201         while(currFile != null && currFile.getFileName() != OCFile.PATH_SEPARATOR) {
 202             mDirectories.add(currFile.getFileName());
 203             currFile = mStorageManager.getFileById(currFile.getParentId());
 204         }
 205         mDirectories.add(OCFile.PATH_SEPARATOR);
 206
 207         // Inflate and set the layout view
 208         setContentView(R.layout.files);
 209         mFileList = (OCFileListFragment) getSupportFragmentManager().findFragmentById(R.id.fileList);
 210         mDualPane = (findViewById(R.id.file_details_container) != null);
 211         if (mDualPane) {
 212             initFileDetailsInDualPane();
 213         }
 214
 215         // Action bar setup
 216         ActionBar actionBar = getSupportActionBar();
 217         actionBar.setHomeButtonEnabled(true);   // mandatory since Android ICS, according to the official documentation
 218         actionBar.setDisplayHomeAsUpEnabled(mCurrentDir != null && mCurrentDir.getParentId() != 0);
 219         actionBar.setDisplayShowTitleEnabled(false);
 220         actionBar.setNavigationMode(ActionBar.NAVIGATION_MODE_LIST);
 221         actionBar.setListNavigationCallbacks(mDirectories, this);
 222         setSupportProgressBarIndeterminateVisibility(false);        // always AFTER setContentView(...) ; to workaround bug in its implementation
 223
 224
 225         // show changelog, if needed
 226         showChangeLog();
 227
 228         Log.d(getClass().toString(), "onCreate() end");
 229     }
 230
 231
 232     /**
 233      * Shows a dialog with the change log of the current version after each app update
 234      *
 235      *  TODO make it permanent; by now, only to advice the workaround app for 4.1.x
 236      */
 237     private void showChangeLog() {
 238         if (android.os.Build.VERSION.SDK_INT == android.os.Build.VERSION_CODES.JELLY_BEAN) {
 239             final String KEY_VERSION = "version";
 240             SharedPreferences sharedPref = PreferenceManager.getDefaultSharedPreferences(getApplicationContext());
 241             int currentVersionNumber = 0;
 242             int savedVersionNumber = sharedPref.getInt(KEY_VERSION, 0);
 243             try {
 244                 PackageInfo pi          = getPackageManager().getPackageInfo(getPackageName(), 0);
 245                 currentVersionNumber    = pi.versionCode;
 246             } catch (Exception e) {}
 247
 248             if (currentVersionNumber > savedVersionNumber) {
 249                 ChangelogDialog.newInstance(true).show(getSupportFragmentManager(), DIALOG_CHANGELOG_TAG);
 250                 Editor editor   = sharedPref.edit();
 251                 editor.putInt(KEY_VERSION, currentVersionNumber);
 252                 editor.commit();
 253             }
 254         }
 255     }
 256
 257
 258     /**
 259      * Launches the account creation activity. To use when no ownCloud account is available
 260      */
 261     private void createFirstAccount() {
 262         Intent intent = new Intent(android.provider.Settings.ACTION_ADD_ACCOUNT);
 263         intent.putExtra(android.provider.Settings.EXTRA_AUTHORITIES, new String[] { AccountAuthenticator.AUTH_TOKEN_TYPE });
 264         startActivity(intent);  // the new activity won't be created until this.onStart() and this.onResume() are finished;
 265     }
 266
 267
 268     /**
 269      *  Load of state dependent of the existence of an ownCloud account
 270      */
 271     private void initDataFromCurrentAccount() {
 272         /// Storage manager initialization - access to local database
 273         mStorageManager = new FileDataStorageManager(
 274                 AccountUtils.getCurrentOwnCloudAccount(this),
 275                 getContentResolver());
 276
 277         /// Check if mCurrentDir is a directory
 278         if(mCurrentDir != null && !mCurrentDir.isDirectory()) {
 279             mCurrentFile = mCurrentDir;
 280             mCurrentDir = mStorageManager.getFileById(mCurrentDir.getParentId());
 281         }
 282
 283         /// Check if mCurrentDir and mCurrentFile are in the current account, and update them
 284         if (mCurrentDir != null) {
 285             mCurrentDir = mStorageManager.getFileByPath(mCurrentDir.getRemotePath());   // mCurrentDir == null if it is not in the current account
 286         }
 287         if (mCurrentFile != null) {
 288             if (mCurrentFile.fileExists()) {
 289                 mCurrentFile = mStorageManager.getFileByPath(mCurrentFile.getRemotePath());   // mCurrentFile == null if it is not in the current account
 290             }   // else : keep mCurrentFile with the received value; this is currently the case of an upload in progress, when the user presses the status notification in a landscape tablet
 291         }
 292
 293         /// Default to root if mCurrentDir was not found
 294         if (mCurrentDir == null) {
 295             mCurrentDir = mStorageManager.getFileByPath("/"); // will be NULL if the database was never synchronized
 296         }
 297     }
 298
 299
 300     private void initFileDetailsInDualPane() {
 301         if (mDualPane && getSupportFragmentManager().findFragmentByTag(FileDetailFragment.FTAG) == null) {
 302             FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
 303             if (mCurrentFile != null) {
 304                 if (FilePreviewFragment.canBePreviewed(mCurrentFile)) {
 305                     if (mCurrentFile.isDown()) {
 306                         transaction.replace(R.id.file_details_container, new FilePreviewFragment(mCurrentFile, AccountUtils.getCurrentOwnCloudAccount(this)), FileDetailFragment.FTAG);
 307                     } else {
 308                         transaction.replace(R.id.file_details_container, new FileDetailFragment(mCurrentFile, AccountUtils.getCurrentOwnCloudAccount(this)), FileDetailFragment.FTAG);
 309                         mWaitingToPreview = mCurrentFile;
 310                     }
 311                 } else {
 312                     transaction.replace(R.id.file_details_container, new FileDetailFragment(mCurrentFile, AccountUtils.getCurrentOwnCloudAccount(this)), FileDetailFragment.FTAG);
 313                 }
 314                 mCurrentFile = null;
 315
 316             } else {
 317                 transaction.replace(R.id.file_details_container, new FileDetailFragment(null, null), FileDetailFragment.FTAG); // empty FileDetailFragment
 318             }
 319             transaction.commit();
 320         }
 321     }
 322
 323
 324     @Override
 325     public void onDestroy() {
 326         super.onDestroy();
 327         if (mDownloadConnection != null)
 328             unbindService(mDownloadConnection);
 329         if (mUploadConnection != null)
 330             unbindService(mUploadConnection);
 331     }
 332
 333
 334     @Override
 335     public boolean onCreateOptionsMenu(Menu menu) {
 336         MenuInflater inflater = getSherlock().getMenuInflater();
 337             inflater.inflate(R.menu.main_menu, menu);
 338
 339             patchHiddenAccents(menu);
 340
 341             return true;
 342     }
 343
 344     /**
 345      * Workaround for this: <a href="http://code.google.com/p/android/issues/detail?id=3974">http://code.google.com/p/android/issues/detail?id=3974</a>
 346      *
 347      * @param menu      Menu to patch
 348      */
 349     private void patchHiddenAccents(Menu menu) {
 350         for (int i = 0; i < mMenuIdentifiersToPatch.length ; i++) {
 351             MenuItem aboutItem = menu.findItem(mMenuIdentifiersToPatch[i]);
 352             if (aboutItem != null && aboutItem.getIcon() instanceof BitmapDrawable) {
 353                 // Clip off the bottom three (density independent) pixels of transparent padding
 354                 Bitmap original = ((BitmapDrawable) aboutItem.getIcon()).getBitmap();
 355                 float scale = getResources().getDisplayMetrics().density;
 356                 int clippedHeight = (int) (original.getHeight() - (3 * scale));
 357                 Bitmap scaled = Bitmap.createBitmap(original, 0, 0, original.getWidth(), clippedHeight);
 358                 aboutItem.setIcon(new BitmapDrawable(getResources(), scaled));
 359             }
 360         }
 361     }
 362
 363
 364     @Override
 365     public boolean onOptionsItemSelected(MenuItem item) {
 366         boolean retval = true;
 367         switch (item.getItemId()) {
 368             case R.id.action_create_dir: {
 369                 showDialog(DIALOG_CREATE_DIR);
 370                 break;
 371             }
 372             case R.id.action_sync_account: {
 373                 startSynchronization();
 374                 break;
 375             }
 376             case R.id.action_upload: {
 377                 showDialog(DIALOG_CHOOSE_UPLOAD_SOURCE);
 378                 break;
 379             }
 380             case R.id.action_settings: {
 381                 Intent settingsIntent = new Intent(this, Preferences.class);
 382                 startActivity(settingsIntent);
 383                 break;
 384             }
 385             case R.id.action_about_app: {
 386                 showDialog(DIALOG_ABOUT_APP);
 387                 break;
 388             }
 389             case android.R.id.home: {
 390                 if(mCurrentDir != null && mCurrentDir.getParentId() != 0){
 391                     onBackPressed();
 392                 }
 393                 break;
 394             }
 395             default:
 396                 retval = super.onOptionsItemSelected(item);
 397         }
 398         return retval;
 399     }
 400
 401     private void startSynchronization() {
 402         ContentResolver.cancelSync(null, AccountAuthenticator.AUTH_TOKEN_TYPE);   // cancel the current synchronizations of any ownCloud account
 403         Bundle bundle = new Bundle();
 404         bundle.putBoolean(ContentResolver.SYNC_EXTRAS_MANUAL, true);
 405         ContentResolver.requestSync(
 406                 AccountUtils.getCurrentOwnCloudAccount(this),
 407                 AccountAuthenticator.AUTH_TOKEN_TYPE, bundle);
 408     }
 409
 410
 411     @Override
 412     public boolean onNavigationItemSelected(int itemPosition, long itemId) {
 413         int i = itemPosition;
 414         while (i-- != 0) {
 415             onBackPressed();
 416         }
 417         // the next operation triggers a new call to this method, but it's necessary to
 418         // ensure that the name exposed in the action bar is the current directory when the
 419         // user selected it in the navigation list
 420         if (itemPosition != 0)
 421             getSupportActionBar().setSelectedNavigationItem(0);
 422         return true;
 423     }
 424
 425     /**
 426      * Called, when the user selected something for uploading
 427      */
 428     public void onActivityResult(int requestCode, int resultCode, Intent data) {
 429
 430         if (requestCode == ACTION_SELECT_CONTENT_FROM_APPS && (resultCode == RESULT_OK || resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)) {
 431             requestSimpleUpload(data, resultCode);
 432
 433         } else if (requestCode == ACTION_SELECT_MULTIPLE_FILES && (resultCode == RESULT_OK || resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)) {
 434             requestMultipleUpload(data, resultCode);
 435
 436         }
 437     }
 438
 439     private void requestMultipleUpload(Intent data, int resultCode) {
 440         String[] filePaths = data.getStringArrayExtra(UploadFilesActivity.EXTRA_CHOSEN_FILES);
 441         if (filePaths != null) {
 442             String[] remotePaths = new String[filePaths.length];
 443             String remotePathBase = "";
 444             for (int j = mDirectories.getCount() - 2; j >= 0; --j) {
 445                 remotePathBase += OCFile.PATH_SEPARATOR + mDirectories.getItem(j);
 446             }
 447             if (!remotePathBase.endsWith(OCFile.PATH_SEPARATOR))
 448                 remotePathBase += OCFile.PATH_SEPARATOR;
 449             for (int j = 0; j< remotePaths.length; j++) {
 450                 remotePaths[j] = remotePathBase + (new File(filePaths[j])).getName();
 451             }
 452
 453             Intent i = new Intent(this, FileUploader.class);
 454             i.putExtra(FileUploader.KEY_ACCOUNT, AccountUtils.getCurrentOwnCloudAccount(this));
 455             i.putExtra(FileUploader.KEY_LOCAL_FILE, filePaths);
 456             i.putExtra(FileUploader.KEY_REMOTE_FILE, remotePaths);
 457             i.putExtra(FileUploader.KEY_UPLOAD_TYPE, FileUploader.UPLOAD_MULTIPLE_FILES);
 458             if (resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)
 459                 i.putExtra(FileUploader.KEY_LOCAL_BEHAVIOUR, FileUploader.LOCAL_BEHAVIOUR_MOVE);
 460             startService(i);
 461
 462         } else {
 463             Log.d("FileDisplay", "User clicked on 'Update' with no selection");
 464             Toast t = Toast.makeText(this, getString(R.string.filedisplay_no_file_selected), Toast.LENGTH_LONG);
 465             t.show();
 466             return;
 467         }
 468     }
 469
 470
 471     private void requestSimpleUpload(Intent data, int resultCode) {
 472         String filepath = null;
 473         try {
 474             Uri selectedImageUri = data.getData();
 475
 476             String filemanagerstring = selectedImageUri.getPath();
 477             String selectedImagePath = getPath(selectedImageUri);
 478
 479             if (selectedImagePath != null)
 480                 filepath = selectedImagePath;
 481             else
 482                 filepath = filemanagerstring;
 483
 484         } catch (Exception e) {
 485             Log.e("FileDisplay", "Unexpected exception when trying to read the result of Intent.ACTION_GET_CONTENT", e);
 486             e.printStackTrace();
 487
 488         } finally {
 489             if (filepath == null) {
 490                 Log.e("FileDisplay", "Couldnt resolve path to file");
 491                 Toast t = Toast.makeText(this, getString(R.string.filedisplay_unexpected_bad_get_content), Toast.LENGTH_LONG);
 492                 t.show();
 493                 return;
 494             }
 495         }
 496
 497         Intent i = new Intent(this, FileUploader.class);
 498         i.putExtra(FileUploader.KEY_ACCOUNT,
 499                 AccountUtils.getCurrentOwnCloudAccount(this));
 500         String remotepath = new String();
 501         for (int j = mDirectories.getCount() - 2; j >= 0; --j) {
 502             remotepath += OCFile.PATH_SEPARATOR + mDirectories.getItem(j);
 503         }
 504         if (!remotepath.endsWith(OCFile.PATH_SEPARATOR))
 505             remotepath += OCFile.PATH_SEPARATOR;
 506         remotepath += new File(filepath).getName();
 507
 508         i.putExtra(FileUploader.KEY_LOCAL_FILE, filepath);
 509         i.putExtra(FileUploader.KEY_REMOTE_FILE, remotepath);
 510         i.putExtra(FileUploader.KEY_UPLOAD_TYPE, FileUploader.UPLOAD_SINGLE_FILE);
 511         if (resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)
 512             i.putExtra(FileUploader.KEY_LOCAL_BEHAVIOUR, FileUploader.LOCAL_BEHAVIOUR_MOVE);
 513         startService(i);
 514     }
 515
 516
 517     @Override
 518     public void onBackPressed() {
 519         if (mDirectories.getCount() <= 1) {
 520             finish();
 521             return;
 522         }
 523         popDirname();
 524         mFileList.onNavigateUp();
 525         mCurrentDir = mFileList.getCurrentFile();
 526
 527         if (mDualPane) {
 528             // Resets the FileDetailsFragment on Tablets so that it always displays
 529             Fragment fileFragment = getSupportFragmentManager().findFragmentByTag(FileDetailFragment.FTAG);
 530             if (fileFragment != null && (fileFragment instanceof FilePreviewFragment || !((FileDetailFragment) fileFragment).isEmpty())) {
 531                 FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
 532                 transaction.replace(R.id.file_details_container, new FileDetailFragment(null, null), FileDetailFragment.FTAG); // empty FileDetailFragment
 533                 transaction.commit();
 534             }
 535         }
 536
 537         if(mCurrentDir.getParentId() == 0){
 538             ActionBar actionBar = getSupportActionBar();
 539             actionBar.setDisplayHomeAsUpEnabled(false);
 540         }
 541     }
 542
 543     @Override
 544     protected void onSaveInstanceState(Bundle outState) {
 545         // responsibility of restore is preferred in onCreate() before than in onRestoreInstanceState when there are Fragments involved
 546         Log.d(getClass().toString(), "onSaveInstanceState() start");
 547         super.onSaveInstanceState(outState);
 548         outState.putParcelable(FileDetailFragment.EXTRA_FILE, mCurrentDir);
 549         if (mDualPane) {
 550             FileFragment fragment = (FileFragment) getSupportFragmentManager().findFragmentByTag(FileDetailFragment.FTAG);
 551             if (fragment != null) {
 552                 OCFile file = fragment.getFile();
 553                 if (file != null) {
 554                     outState.putParcelable(FileDetailFragment.EXTRA_FILE, file);
 555                 }
 556             }
 557         }
 558         outState.putParcelable(FileDetailActivity.KEY_WAITING_TO_PREVIEW, mWaitingToPreview);
 559         Log.d(getClass().toString(), "onSaveInstanceState() end");
 560     }
 561
 562     @Override
 563     protected void onResume() {
 564         Log.d(getClass().toString(), "onResume() start");
 565         super.onResume();
 566
 567         if (AccountUtils.accountsAreSetup(this)) {
 568
 569             if (mStorageManager == null) {
 570                 // this is necessary for handling the come back to FileDisplayActivity when the first ownCloud account is created
 571                 initDataFromCurrentAccount();
 572                 if (mDualPane) {
 573                     initFileDetailsInDualPane();
 574                 }
 575             }
 576
 577             // Listen for sync messages
 578             IntentFilter syncIntentFilter = new IntentFilter(FileSyncService.SYNC_MESSAGE);
 579             mSyncBroadcastReceiver = new SyncBroadcastReceiver();
 580             registerReceiver(mSyncBroadcastReceiver, syncIntentFilter);
 581
 582             // Listen for upload messages
 583             IntentFilter uploadIntentFilter = new IntentFilter(FileUploader.UPLOAD_FINISH_MESSAGE);
 584             mUploadFinishReceiver = new UploadFinishReceiver();
 585             registerReceiver(mUploadFinishReceiver, uploadIntentFilter);
 586
 587             // Listen for download messages
 588             IntentFilter downloadIntentFilter = new IntentFilter(FileDownloader.DOWNLOAD_ADDED_MESSAGE);
 589             //downloadIntentFilter.addAction(FileDownloader.DOWNLOAD_FINISH_MESSAGE);
 590             mDownloadFinishReceiver = new DownloadFinishReceiver();
 591             registerReceiver(mDownloadFinishReceiver, downloadIntentFilter);
 592
 593             // List current directory
 594             mFileList.listDirectory(mCurrentDir);   // TODO we should find the way to avoid the need of this (maybe it's not necessary yet; to check)
 595
 596         } else {
 597
 598             mStorageManager = null;     // an invalid object will be there if all the ownCloud accounts are removed
 599             showDialog(DIALOG_SETUP_ACCOUNT);
 600
 601         }
 602         Log.d(getClass().toString(), "onResume() end");
 603     }
 604
 605
 606     @Override
 607     protected void onPause() {
 608         Log.d(getClass().toString(), "onPause() start");
 609         super.onPause();
 610         if (mSyncBroadcastReceiver != null) {
 611             unregisterReceiver(mSyncBroadcastReceiver);
 612             mSyncBroadcastReceiver = null;
 613         }
 614         if (mUploadFinishReceiver != null) {
 615             unregisterReceiver(mUploadFinishReceiver);
 616             mUploadFinishReceiver = null;
 617         }
 618         if (mDownloadFinishReceiver != null) {
 619             unregisterReceiver(mDownloadFinishReceiver);
 620             mDownloadFinishReceiver = null;
 621         }
 622         if (!AccountUtils.accountsAreSetup(this)) {
 623             dismissDialog(DIALOG_SETUP_ACCOUNT);
 624         }
 625
 626         Log.d(getClass().toString(), "onPause() end");
 627     }
 628
 629
 630     @Override
 631     protected void onPrepareDialog(int id, Dialog dialog, Bundle args) {
 632         if (id == DIALOG_SSL_VALIDATOR && mLastSslUntrustedServerResult != null) {
 633             ((SslValidatorDialog)dialog).updateResult(mLastSslUntrustedServerResult);
 634         }
 635     }
 636
 637
 638     @Override
 639     protected Dialog onCreateDialog(int id) {
 640         Dialog dialog = null;
 641         AlertDialog.Builder builder;
 642         switch (id) {
 643         case DIALOG_SETUP_ACCOUNT: {
 644             builder = new AlertDialog.Builder(this);
 645             builder.setTitle(R.string.main_tit_accsetup);
 646             builder.setMessage(R.string.main_wrn_accsetup);
 647             builder.setCancelable(false);
 648             builder.setPositiveButton(android.R.string.ok, new OnClickListener() {
 649                 public void onClick(DialogInterface dialog, int which) {
 650                     createFirstAccount();
 651                     dialog.dismiss();
 652                 }
 653             });
 654             String message = String.format(getString(R.string.common_exit), getString(R.string.app_name));
 655             builder.setNegativeButton(message, new OnClickListener() {
 656                 public void onClick(DialogInterface dialog, int which) {
 657                     dialog.dismiss();
 658                     finish();
 659                 }
 660             });
 661             //builder.setNegativeButton(android.R.string.cancel, this);
 662             dialog = builder.create();
 663             break;
 664         }
 665         case DIALOG_ABOUT_APP: {
 666             builder = new AlertDialog.Builder(this);
 667             builder.setTitle(getString(R.string.about_title));
 668             PackageInfo pkg;
 669             try {
 670                 pkg = getPackageManager().getPackageInfo(getPackageName(), 0);
 671                 builder.setMessage(String.format(getString(R.string.about_message), getString(R.string.app_name), pkg.versionName));
 672                 builder.setIcon(android.R.drawable.ic_menu_info_details);
 673                 dialog = builder.create();
 674             } catch (NameNotFoundException e) {
 675                 builder = null;
 676                 dialog = null;
 677                 Log.e(TAG, "Error while showing about dialog", e);
 678             }
 679             break;
 680         }
 681         case DIALOG_CREATE_DIR: {
 682             builder = new Builder(this);
 683             final EditText dirNameInput = new EditText(getBaseContext());
 684             builder.setView(dirNameInput);
 685             builder.setTitle(R.string.uploader_info_dirname);
 686             int typed_color = getResources().getColor(R.color.setup_text_typed);
 687             dirNameInput.setTextColor(typed_color);
 688             builder.setPositiveButton(android.R.string.ok,
 689                     new OnClickListener() {
 690                         public void onClick(DialogInterface dialog, int which) {
 691                             String directoryName = dirNameInput.getText().toString();
 692                             if (directoryName.trim().length() == 0) {
 693                                 dialog.cancel();
 694                                 return;
 695                             }
 696
 697                             // Figure out the path where the dir needs to be created
 698                             String path;
 699                             if (mCurrentDir == null) {
 700                                 // this is just a patch; we should ensure that mCurrentDir never is null
 701                                 if (!mStorageManager.fileExists(OCFile.PATH_SEPARATOR)) {
 702                                     OCFile file = new OCFile(OCFile.PATH_SEPARATOR);
 703                                     mStorageManager.saveFile(file);
 704                                 }
 705                                 mCurrentDir = mStorageManager.getFileByPath(OCFile.PATH_SEPARATOR);
 706                             }
 707                             path = FileDisplayActivity.this.mCurrentDir.getRemotePath();
 708
 709                             // Create directory
 710                             path += directoryName + OCFile.PATH_SEPARATOR;
 711                             Thread thread = new Thread(new DirectoryCreator(path,  AccountUtils.getCurrentOwnCloudAccount(FileDisplayActivity.this), new Handler()));
 712                             thread.start();
 713
 714                             dialog.dismiss();
 715
 716                             showDialog(DIALOG_SHORT_WAIT);
 717                         }
 718                     });
 719             builder.setNegativeButton(R.string.common_cancel,
 720                     new OnClickListener() {
 721                         public void onClick(DialogInterface dialog, int which) {
 722                             dialog.cancel();
 723                         }
 724                     });
 725             dialog = builder.create();
 726             break;
 727         }
 728         case DIALOG_SHORT_WAIT: {
 729             ProgressDialog working_dialog = new ProgressDialog(this);
 730             working_dialog.setMessage(getResources().getString(
 731                     R.string.wait_a_moment));
 732             working_dialog.setIndeterminate(true);
 733             working_dialog.setCancelable(false);
 734             dialog = working_dialog;
 735             break;
 736         }
 737         case DIALOG_CHOOSE_UPLOAD_SOURCE: {
 738             final String [] items = {   getString(R.string.actionbar_upload_files),
 739                                         getString(R.string.actionbar_upload_from_apps) };
 740             builder = new AlertDialog.Builder(this);
 741             builder.setTitle(R.string.actionbar_upload);
 742             builder.setItems(items, new DialogInterface.OnClickListener() {
 743                 public void onClick(DialogInterface dialog, int item) {
 744                     if (item == 0) {
 745                         //if (!mDualPane) {
 746                             Intent action = new Intent(FileDisplayActivity.this, UploadFilesActivity.class);
 747                             action.putExtra(UploadFilesActivity.EXTRA_ACCOUNT, AccountUtils.getCurrentOwnCloudAccount(FileDisplayActivity.this));
 748                             startActivityForResult(action, ACTION_SELECT_MULTIPLE_FILES);
 749                         //} else {
 750                             // TODO create and handle new fragment LocalFileListFragment
 751                         //}
 752                     } else if (item == 1) {
 753                         Intent action = new Intent(Intent.ACTION_GET_CONTENT);
 754                         action = action.setType("*/*")
 755                                 .addCategory(Intent.CATEGORY_OPENABLE);
 756                         startActivityForResult(
 757                                 Intent.createChooser(action, getString(R.string.upload_chooser_title)),
 758                                 ACTION_SELECT_CONTENT_FROM_APPS);
 759                     }
 760                 }
 761             });
 762             dialog = builder.create();
 763             break;
 764         }
 765         case DIALOG_SSL_VALIDATOR: {
 766             dialog = SslValidatorDialog.newInstance(this, mLastSslUntrustedServerResult, this);
 767             break;
 768         }
 769         case DIALOG_CERT_NOT_SAVED: {
 770             builder = new AlertDialog.Builder(this);
 771             builder.setMessage(getResources().getString(R.string.ssl_validator_not_saved));
 772             builder.setCancelable(false);
 773             builder.setPositiveButton(R.string.common_ok, new DialogInterface.OnClickListener() {
 774                     @Override
 775                     public void onClick(DialogInterface dialog, int which) {
 776                         dialog.dismiss();
 777                     };
 778                 });
 779             dialog = builder.create();
 780             break;
 781         }
 782         default:
 783             dialog = null;
 784         }
 785
 786         return dialog;
 787     }
 788
 789
 790     /**
 791      * Translates a content URI of an image to a physical path
 792      * on the disk
 793      * @param uri The URI to resolve
 794      * @return The path to the image or null if it could not be found
 795      */
 796     public String getPath(Uri uri) {
 797         String[] projection = { MediaStore.Images.Media.DATA };
 798         Cursor cursor = managedQuery(uri, projection, null, null, null);
 799         if (cursor != null) {
 800             int column_index = cursor
 801                     .getColumnIndexOrThrow(MediaStore.Images.Media.DATA);
 802             cursor.moveToFirst();
 803             return cursor.getString(column_index);
 804         }
 805         return null;
 806     }
 807
 808     /**
 809      * Pushes a directory to the drop down list
 810      * @param directory to push
 811      * @throws IllegalArgumentException If the {@link OCFile#isDirectory()} returns false.
 812      */
 813     public void pushDirname(OCFile directory) {
 814         if(!directory.isDirectory()){
 815             throw new IllegalArgumentException("Only directories may be pushed!");
 816         }
 817         mDirectories.insert(directory.getFileName(), 0);
 818         mCurrentDir = directory;
 819     }
 820
 821     /**
 822      * Pops a directory name from the drop down list
 823      * @return True, unless the stack is empty
 824      */
 825     public boolean popDirname() {
 826         mDirectories.remove(mDirectories.getItem(0));
 827         return !mDirectories.isEmpty();
 828     }
 829
 830     private class DirectoryCreator implements Runnable {
 831         private String mTargetPath;
 832         private Account mAccount;
 833         private Handler mHandler;
 834
 835         public DirectoryCreator(String targetPath, Account account, Handler handler) {
 836             mTargetPath = targetPath;
 837             mAccount = account;
 838             mHandler = handler;
 839         }
 840
 841         @Override
 842         public void run() {
 843             WebdavClient wdc = OwnCloudClientUtils.createOwnCloudClient(mAccount, getApplicationContext());
 844             boolean created = wdc.createDirectory(mTargetPath);
 845             if (created) {
 846                 mHandler.post(new Runnable() {
 847                     @Override
 848                     public void run() {
 849                         dismissDialog(DIALOG_SHORT_WAIT);
 850
 851                         // Save new directory in local database
 852                         OCFile newDir = new OCFile(mTargetPath);
 853                         newDir.setMimetype("DIR");
 854                         newDir.setParentId(mCurrentDir.getFileId());
 855                         mStorageManager.saveFile(newDir);
 856
 857                         // Display the new folder right away
 858                         mFileList.listDirectory();
 859                     }
 860                 });
 861
 862             } else {
 863                 mHandler.post(new Runnable() {
 864                     @Override
 865                     public void run() {
 866                         dismissDialog(DIALOG_SHORT_WAIT);
 867                         try {
 868                             Toast msg = Toast.makeText(FileDisplayActivity.this, R.string.create_dir_fail_msg, Toast.LENGTH_LONG);
 869                             msg.show();
 870
 871                         } catch (NotFoundException e) {
 872                             Log.e(TAG, "Error while trying to show fail message " , e);
 873                         }
 874                     }
 875                 });
 876             }
 877         }
 878
 879     }
 880
 881     // Custom array adapter to override text colors
 882     private class CustomArrayAdapter<T> extends ArrayAdapter<T> {
 883
 884         public CustomArrayAdapter(FileDisplayActivity ctx, int view) {
 885             super(ctx, view);
 886         }
 887
 888         public View getView(int position, View convertView, ViewGroup parent) {
 889             View v = super.getView(position, convertView, parent);
 890
 891             ((TextView) v).setTextColor(getResources().getColorStateList(
 892                     android.R.color.white));
 893             return v;
 894         }
 895
 896         public View getDropDownView(int position, View convertView,
 897                 ViewGroup parent) {
 898             View v = super.getDropDownView(position, convertView, parent);
 899
 900             ((TextView) v).setTextColor(getResources().getColorStateList(
 901                     android.R.color.white));
 902
 903             return v;
 904         }
 905
 906     }
 907
 908     private class SyncBroadcastReceiver extends BroadcastReceiver {
 909
 910         /**
 911          * {@link BroadcastReceiver} to enable syncing feedback in UI
 912          */
 913         @Override
 914         public void onReceive(Context context, Intent intent) {
 915             boolean inProgress = intent.getBooleanExtra(
 916                     FileSyncService.IN_PROGRESS, false);
 917             String accountName = intent
 918                     .getStringExtra(FileSyncService.ACCOUNT_NAME);
 919
 920             Log.d("FileDisplay", "sync of account " + accountName
 921                     + " is in_progress: " + inProgress);
 922
 923             if (accountName.equals(AccountUtils.getCurrentOwnCloudAccount(context).name)) {
 924
 925                 String synchFolderRemotePath = intent.getStringExtra(FileSyncService.SYNC_FOLDER_REMOTE_PATH);
 926
 927                 boolean fillBlankRoot = false;
 928                 if (mCurrentDir == null) {
 929                     mCurrentDir = mStorageManager.getFileByPath("/");
 930                     fillBlankRoot = (mCurrentDir != null);
 931                 }
 932
 933                 if ((synchFolderRemotePath != null && mCurrentDir != null && (mCurrentDir.getRemotePath().equals(synchFolderRemotePath)))
 934                         || fillBlankRoot ) {
 935                     if (!fillBlankRoot)
 936                         mCurrentDir = getStorageManager().getFileByPath(synchFolderRemotePath);
 937                     OCFileListFragment fileListFragment = (OCFileListFragment) getSupportFragmentManager()
 938                             .findFragmentById(R.id.fileList);
 939                     if (fileListFragment != null) {
 940                         fileListFragment.listDirectory(mCurrentDir);
 941                     }
 942                 }
 943
 944                 setSupportProgressBarIndeterminateVisibility(inProgress);
 945                 removeStickyBroadcast(intent);
 946
 947             }
 948
 949             RemoteOperationResult synchResult = (RemoteOperationResult)intent.getSerializableExtra(FileSyncService.SYNC_RESULT);
 950             if (synchResult != null) {
 951                 if (synchResult.getCode().equals(RemoteOperationResult.ResultCode.SSL_RECOVERABLE_PEER_UNVERIFIED)) {
 952                     mLastSslUntrustedServerResult = synchResult;
 953                     showDialog(DIALOG_SSL_VALIDATOR);
 954                 }
 955             }
 956         }
 957     }
 958
 959
 960     private class UploadFinishReceiver extends BroadcastReceiver {
 961         /**
 962          * Once the file upload has finished -> update view
 963          *  @author David A. Velasco
 964          * {@link BroadcastReceiver} to enable upload feedback in UI
 965          */
 966         @Override
 967         public void onReceive(Context context, Intent intent) {
 968             String uploadedRemotePath = intent.getStringExtra(FileDownloader.EXTRA_REMOTE_PATH);
 969             String accountName = intent.getStringExtra(FileUploader.ACCOUNT_NAME);
 970             boolean sameAccount = accountName.equals(AccountUtils.getCurrentOwnCloudAccount(context).name);
 971             boolean isDescendant = (mCurrentDir != null) && (uploadedRemotePath != null) && (uploadedRemotePath.startsWith(mCurrentDir.getRemotePath()));
 972             if (sameAccount && isDescendant) {
 973                 OCFileListFragment fileListFragment = (OCFileListFragment) getSupportFragmentManager().findFragmentById(R.id.fileList);
 974                 if (fileListFragment != null) {
 975                     fileListFragment.listDirectory();
 976                 }
 977             }
 978         }
 979
 980     }
 981
 982
 983     /**
 984      * Once the file download has finished -> update view
 985      */
 986     private class DownloadFinishReceiver extends BroadcastReceiver {
 987         @Override
 988         public void onReceive(Context context, Intent intent) {
 989             String downloadedRemotePath = intent.getStringExtra(FileDownloader.EXTRA_REMOTE_PATH);
 990             String accountName = intent.getStringExtra(FileDownloader.ACCOUNT_NAME);
 991             if (accountName != null && AccountUtils.getCurrentOwnCloudAccount(context) != null) {
 992                 boolean sameAccount = accountName.equals(AccountUtils.getCurrentOwnCloudAccount(context).name);
 993                 boolean isDescendant = (mCurrentDir != null) && (downloadedRemotePath != null) && (downloadedRemotePath.startsWith(mCurrentDir.getRemotePath()));
 994                 if (sameAccount && isDescendant) {
 995                     OCFileListFragment fileListFragment = (OCFileListFragment) getSupportFragmentManager().findFragmentById(R.id.fileList);
 996                     if (fileListFragment != null) {
 997                         fileListFragment.listDirectory();
 998                         if (    mWaitingToPreview != null &&
 999                                 mWaitingToPreview.getRemotePath().equals(downloadedRemotePath) &&
1000                                 intent.getAction().equals(FileDownloader.DOWNLOAD_ADDED_MESSAGE)    ) {
1001
1002                             Fragment fragment = getSupportFragmentManager().findFragmentByTag(FileDetailFragment.FTAG);
1003                             if (fragment != null && fragment instanceof FileDetailFragment ) {
1004                                 FileDetailFragment detailFragment = (FileDetailFragment) fragment;
1005                                 if (detailFragment.getFile().getRemotePath().equals(downloadedRemotePath)) {
1006                                     detailFragment.listenForTransferProgress();
1007                                     detailFragment.updateFileDetails(true);
1008                                 }
1009                             }
1010                         }
1011                     }
1012                 }
1013             }
1014         }
1015     }
1016
1017
1018
1019
1020     /**
1021      * {@inheritDoc}
1022      */
1023     @Override
1024     public DataStorageManager getStorageManager() {
1025         return mStorageManager;
1026     }
1027
1028
1029     /**
1030      * {@inheritDoc}
1031      */
1032     @Override
1033     public void onDirectoryClick(OCFile directory) {
1034         pushDirname(directory);
1035         ActionBar actionBar = getSupportActionBar();
1036         actionBar.setDisplayHomeAsUpEnabled(true);
1037
1038         if (mDualPane) {
1039             // Resets the FileDetailsFragment on Tablets so that it always displays
1040             Fragment fileFragment = getSupportFragmentManager().findFragmentByTag(FileDetailFragment.FTAG);
1041             if (fileFragment != null && (fileFragment instanceof FilePreviewFragment || !((FileDetailFragment) fileFragment).isEmpty())) {
1042                 FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
1043                 transaction.replace(R.id.file_details_container, new FileDetailFragment(null, null), FileDetailFragment.FTAG); // empty FileDetailFragment
1044                 transaction.commit();
1045             }
1046         }
1047     }
1048
1049
1050     /**
1051      * {@inheritDoc}
1052      */
1053     @Override
1054     public void onFileClick(OCFile file) {
1055
1056         // If we are on a large device -> update fragment
1057         if (mDualPane) {
1058             // buttons in the details view are problematic when trying to reuse an existing fragment; create always a new one solves some of them, BUT no all; downloads are 'dangerous'
1059             FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
1060             if (file != null && FilePreviewFragment.canBePreviewed(file)) {
1061                 if (file.isDown()) {
1062                     transaction.replace(R.id.file_details_container, new FilePreviewFragment(file, AccountUtils.getCurrentOwnCloudAccount(this)), FileDetailFragment.FTAG);
1063                 } else {
1064                     transaction.replace(R.id.file_details_container, new FileDetailFragment(file, AccountUtils.getCurrentOwnCloudAccount(this)), FileDetailFragment.FTAG);
1065                     mWaitingToPreview = file;
1066                     requestForDownload();
1067                 }
1068             } else {
1069                 transaction.replace(R.id.file_details_container, new FileDetailFragment(file, AccountUtils.getCurrentOwnCloudAccount(this)), FileDetailFragment.FTAG);
1070             }
1071             //transaction.setTransition(FragmentTransaction.TRANSIT_FRAGMENT_FADE);
1072             transaction.commit();
1073
1074         } else {    // small or medium screen device -> new Activity
1075             Intent showDetailsIntent = new Intent(this, FileDetailActivity.class);
1076             showDetailsIntent.putExtra(FileDetailFragment.EXTRA_FILE, file);
1077             showDetailsIntent.putExtra(FileDetailFragment.EXTRA_ACCOUNT, AccountUtils.getCurrentOwnCloudAccount(this));
1078             startActivity(showDetailsIntent);
1079         }
1080     }
1081
1082
1083     /**
1084      * {@inheritDoc}
1085      */
1086     @Override
1087     public OCFile getInitialDirectory() {
1088         return mCurrentDir;
1089     }
1090
1091
1092     /**
1093      * {@inheritDoc}
1094      */
1095     @Override
1096     public void onFileStateChanged() {
1097         OCFileListFragment fileListFragment = (OCFileListFragment) getSupportFragmentManager().findFragmentById(R.id.fileList);
1098         if (fileListFragment != null) {
1099             fileListFragment.listDirectory();
1100         }
1101     }
1102
1103
1104     /**
1105      * {@inheritDoc}
1106      */
1107     @Override
1108     public FileDownloaderBinder getFileDownloaderBinder() {
1109         return mDownloaderBinder;
1110     }
1111
1112
1113     /**
1114      * {@inheritDoc}
1115      */
1116     @Override
1117     public FileUploaderBinder getFileUploaderBinder() {
1118         return mUploaderBinder;
1119     }
1120
1121
1122     /** Defines callbacks for service binding, passed to bindService() */
1123     private class ListServiceConnection implements ServiceConnection {
1124
1125         @Override
1126         public void onServiceConnected(ComponentName component, IBinder service) {
1127             if (component.equals(new ComponentName(FileDisplayActivity.this, FileDownloader.class))) {
1128                 Log.d(TAG, "Download service connected");
1129                 mDownloaderBinder = (FileDownloaderBinder) service;
1130                 if (mWaitingToPreview != null) {
1131                     requestForDownload();
1132                 }
1133
1134             } else if (component.equals(new ComponentName(FileDisplayActivity.this, FileUploader.class))) {
1135                 Log.d(TAG, "Upload service connected");
1136                 mUploaderBinder = (FileUploaderBinder) service;
1137             } else {
1138                 return;
1139             }
1140             // a new chance to get the mDownloadBinder through getFileDownloadBinder() - THIS IS A MESS
1141             if (mFileList != null)
1142                 mFileList.listDirectory();
1143             if (mDualPane) {
1144                 Fragment fragment = getSupportFragmentManager().findFragmentByTag(FileDetailFragment.FTAG);
1145                 if (fragment != null && fragment instanceof FileDetailFragment) {
1146                     FileDetailFragment detailFragment = (FileDetailFragment)fragment;
1147                     detailFragment.listenForTransferProgress();
1148                     detailFragment.updateFileDetails(false);
1149                 }
1150             }
1151         }
1152
1153         @Override
1154         public void onServiceDisconnected(ComponentName component) {
1155             if (component.equals(new ComponentName(FileDisplayActivity.this, FileDownloader.class))) {
1156                 Log.d(TAG, "Download service disconnected");
1157                 mDownloaderBinder = null;
1158             } else if (component.equals(new ComponentName(FileDisplayActivity.this, FileUploader.class))) {
1159                 Log.d(TAG, "Upload service disconnected");
1160                 mUploaderBinder = null;
1161             }
1162         }
1163     };
1164
1165
1166
1167     /**
1168      * Launch an intent to request the PIN code to the user before letting him use the app
1169      */
1170     private void requestPinCode() {
1171         boolean pinStart = false;
1172         SharedPreferences appPrefs = PreferenceManager.getDefaultSharedPreferences(getApplicationContext());
1173         pinStart = appPrefs.getBoolean("set_pincode", false);
1174         if (pinStart) {
1175             Intent i = new Intent(getApplicationContext(), PinCodeActivity.class);
1176             i.putExtra(PinCodeActivity.EXTRA_ACTIVITY, "FileDisplayActivity");
1177             startActivity(i);
1178         }
1179     }
1180
1181
1182     @Override
1183     public void onSavedCertificate() {
1184         startSynchronization();
1185     }
1186
1187
1188     @Override
1189     public void onFailedSavingCertificate() {
1190         showDialog(DIALOG_CERT_NOT_SAVED);
1191     }
1192
1193
1194     /**
1195      * Updates the view associated to the activity after the finish of some operation over files
1196      * in the current account.
1197      *
1198      * @param operation     Removal operation performed.
1199      * @param result        Result of the removal.
1200      */
1201     @Override
1202     public void onRemoteOperationFinish(RemoteOperation operation, RemoteOperationResult result) {
1203         if (operation instanceof RemoveFileOperation) {
1204             onRemoveFileOperationFinish((RemoveFileOperation)operation, result);
1205
1206         } else if (operation instanceof RenameFileOperation) {
1207             onRenameFileOperationFinish((RenameFileOperation)operation, result);
1208
1209         } else if (operation instanceof SynchronizeFileOperation) {
1210             onSynchronizeFileOperationFinish((SynchronizeFileOperation)operation, result);
1211         }
1212     }
1213
1214
1215     /**
1216      * Updates the view associated to the activity after the finish of an operation trying to remove a
1217      * file.
1218      *
1219      * @param operation     Removal operation performed.
1220      * @param result        Result of the removal.
1221      */
1222     private void onRemoveFileOperationFinish(RemoveFileOperation operation, RemoteOperationResult result) {
1223         dismissDialog(DIALOG_SHORT_WAIT);
1224         if (result.isSuccess()) {
1225             Toast msg = Toast.makeText(this, R.string.remove_success_msg, Toast.LENGTH_LONG);
1226             msg.show();
1227             OCFile removedFile = operation.getFile();
1228             if (mDualPane) {
1229                 FileFragment details = (FileFragment) getSupportFragmentManager().findFragmentByTag(FileDetailFragment.FTAG);
1230                 if (details != null && removedFile.equals(details.getFile())) {
1231                     FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
1232                     transaction.replace(R.id.file_details_container, new FileDetailFragment(null, null)); // empty FileDetailFragment
1233                     transaction.commit();
1234                 }
1235             }
1236             if (mStorageManager.getFileById(removedFile.getParentId()).equals(mCurrentDir)) {
1237                 mFileList.listDirectory();
1238             }
1239
1240         } else {
1241             Toast msg = Toast.makeText(this, R.string.remove_fail_msg, Toast.LENGTH_LONG);
1242             msg.show();
1243             if (result.isSslRecoverableException()) {
1244                 mLastSslUntrustedServerResult = result;
1245                 showDialog(DIALOG_SSL_VALIDATOR);
1246             }
1247         }
1248     }
1249
1250     /**
1251      * Updates the view associated to the activity after the finish of an operation trying to rename a
1252      * file.
1253      *
1254      * @param operation     Renaming operation performed.
1255      * @param result        Result of the renaming.
1256      */
1257     private void onRenameFileOperationFinish(RenameFileOperation operation, RemoteOperationResult result) {
1258         dismissDialog(DIALOG_SHORT_WAIT);
1259         OCFile renamedFile = operation.getFile();
1260         if (result.isSuccess()) {
1261             if (mDualPane) {
1262                 FileFragment details = (FileFragment) getSupportFragmentManager().findFragmentByTag(FileDetailFragment.FTAG);
1263                 if (details != null && details instanceof FileDetailFragment && renamedFile.equals(details.getFile()) ) {
1264                     ((FileDetailFragment) details).updateFileDetails(renamedFile, AccountUtils.getCurrentOwnCloudAccount(this));
1265                 }
1266             }
1267             if (mStorageManager.getFileById(renamedFile.getParentId()).equals(mCurrentDir)) {
1268                 mFileList.listDirectory();
1269             }
1270
1271         } else {
1272             if (result.getCode().equals(ResultCode.INVALID_LOCAL_FILE_NAME)) {
1273                 Toast msg = Toast.makeText(this, R.string.rename_local_fail_msg, Toast.LENGTH_LONG);
1274                 msg.show();
1275                 // TODO throw again the new rename dialog
1276             } else {
1277                 Toast msg = Toast.makeText(this, R.string.rename_server_fail_msg, Toast.LENGTH_LONG);
1278                 msg.show();
1279                 if (result.isSslRecoverableException()) {
1280                     mLastSslUntrustedServerResult = result;
1281                     showDialog(DIALOG_SSL_VALIDATOR);
1282                 }
1283             }
1284         }
1285     }
1286
1287
1288     private void onSynchronizeFileOperationFinish(SynchronizeFileOperation operation, RemoteOperationResult result) {
1289         dismissDialog(DIALOG_SHORT_WAIT);
1290         OCFile syncedFile = operation.getLocalFile();
1291         if (!result.isSuccess()) {
1292             if (result.getCode() == ResultCode.SYNC_CONFLICT) {
1293                 Intent i = new Intent(this, ConflictsResolveActivity.class);
1294                 i.putExtra(ConflictsResolveActivity.EXTRA_FILE, syncedFile);
1295                 i.putExtra(ConflictsResolveActivity.EXTRA_ACCOUNT, AccountUtils.getCurrentOwnCloudAccount(this));
1296                 startActivity(i);
1297
1298             } else {
1299                 Toast msg = Toast.makeText(this, R.string.sync_file_fail_msg, Toast.LENGTH_LONG);
1300                 msg.show();
1301             }
1302
1303         } else {
1304             if (operation.transferWasRequested()) {
1305                 mFileList.listDirectory();
1306                 onTransferStateChanged(syncedFile, true, true);
1307
1308             } else {
1309                 Toast msg = Toast.makeText(this, R.string.sync_file_nothing_to_do_msg, Toast.LENGTH_LONG);
1310                 msg.show();
1311             }
1312         }
1313     }
1314
1315
1316     /**
1317      * {@inheritDoc}
1318      */
1319     @Override
1320     public void onTransferStateChanged(OCFile file, boolean downloading, boolean uploading) {
1321         /*OCFileListFragment fileListFragment = (OCFileListFragment) getSupportFragmentManager().findFragmentById(R.id.fileList);
1322         if (fileListFragment != null) {
1323             fileListFragment.listDirectory();
1324         }*/
1325         if (mDualPane) {
1326             FileFragment details = (FileFragment) getSupportFragmentManager().findFragmentByTag(FileDetailFragment.FTAG);
1327             if (details != null && details instanceof FileDetailFragment && file.equals(details.getFile()) ) {
1328                 if (downloading || uploading) {
1329                     ((FileDetailFragment)details).updateFileDetails(file, AccountUtils.getCurrentOwnCloudAccount(this));
1330                 } else {
1331                     ((FileDetailFragment)details).updateFileDetails(downloading || uploading);
1332                 }
1333             }
1334         }
1335     }
1336
1337
1338     @Override
1339     public void showFragmentWithDetails(OCFile file) {
1340         if (mDualPane) {
1341             FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
1342             transaction.replace(R.id.file_details_container, new FileDetailFragment(file, AccountUtils.getCurrentOwnCloudAccount(this)), FileDetailFragment.FTAG);
1343             transaction.commit();
1344
1345         } else {
1346             Intent showDetailsIntent = new Intent(this, FileDetailActivity.class);
1347             showDetailsIntent.putExtra(FileDetailFragment.EXTRA_FILE, file);
1348             showDetailsIntent.putExtra(FileDetailFragment.EXTRA_ACCOUNT, AccountUtils.getCurrentOwnCloudAccount(this));
1349             showDetailsIntent.putExtra(FileDetailActivity.EXTRA_MODE, FileDetailActivity.MODE_DETAILS);
1350             startActivity(showDetailsIntent);
1351         }
1352     }
1353
1354
1355     @Override
1356     public void notifySuccessfulDownload(OCFile file, Intent intent, boolean success) {
1357         if (success) {
1358             if (mWaitingToPreview != null) {
1359                 FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
1360                 transaction.replace(R.id.file_details_container, new FilePreviewFragment(file, AccountUtils.getCurrentOwnCloudAccount(this)), FileDetailFragment.FTAG);
1361                 transaction.commit();
1362                 mWaitingToPreview = null;
1363             }
1364         }
1365         mDownloadFinishReceiver.onReceive(this, intent);
1366     }
1367
1368
1369     private void requestForDownload() {
1370         Account account = AccountUtils.getCurrentOwnCloudAccount(this);
1371         if (!mDownloaderBinder.isDownloading(account, mWaitingToPreview)) {
1372             Intent i = new Intent(this, FileDownloader.class);
1373             i.putExtra(FileDownloader.EXTRA_ACCOUNT, account);
1374             i.putExtra(FileDownloader.EXTRA_FILE, mWaitingToPreview);
1375             startService(i);
1376         }
1377     }
1378
1379
1380 }