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

   1 /* ownCloud Android client application
   2  *   Copyright (C) 2011  Bartek Przybylski
   3  *   Copyright (C) 2012-2013 ownCloud Inc.
   4  *
   5  *   This program is free software: you can redistribute it and/or modify
   6  *   it under the terms of the GNU General Public License as published by
   7  *   the Free Software Foundation, either version 3 of the License, or
   8  *   (at your option) any later version.
   9  *
  10  *   This program is distributed in the hope that it will be useful,
  11  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  *   GNU General Public License for more details.
  14  *
  15  *   You should have received a copy of the GNU General Public License
  16  *   along with this program.  If not, see <http://www.gnu.org/licenses/>.
  17  *
  18  */
  19
  20 package com.owncloud.android.ui.activity;
  21
  22 import java.io.File;
  23
  24 import android.accounts.Account;
  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.EditNameDialog;
  90 import com.owncloud.android.ui.dialog.SslValidatorDialog;
  91 import com.owncloud.android.ui.dialog.EditNameDialog.EditNameDialogListener;
  92 import com.owncloud.android.ui.dialog.SslValidatorDialog.OnSslValidatorListener;
  93 import com.owncloud.android.ui.fragment.FileDetailFragment;
  94 import com.owncloud.android.ui.fragment.FileFragment;
  95 import com.owncloud.android.ui.fragment.OCFileListFragment;
  96 import com.owncloud.android.ui.preview.PreviewImageActivity;
  97 import com.owncloud.android.ui.preview.PreviewImageFragment;
  98 import com.owncloud.android.ui.preview.PreviewMediaFragment;
  99
 100 import com.owncloud.android.R;
 101 import eu.alefzero.webdav.WebdavClient;
 102
 103 /**
 104  * Displays, what files the user has available in his ownCloud.
 105  *
 106  * @author Bartek Przybylski
 107  * @author David A. Velasco
 108  */
 109
 110 public class FileDisplayActivity extends SherlockFragmentActivity implements
 111     OCFileListFragment.ContainerActivity, FileDetailFragment.ContainerActivity, OnNavigationListener, OnSslValidatorListener, OnRemoteOperationListener, EditNameDialogListener {
 112
 113     private ArrayAdapter<String> mDirectories;
 114     private OCFile mCurrentDir = null;
 115     private OCFile mCurrentFile = null;
 116
 117     private DataStorageManager mStorageManager;
 118     private SyncBroadcastReceiver mSyncBroadcastReceiver;
 119     private UploadFinishReceiver mUploadFinishReceiver;
 120     private DownloadFinishReceiver mDownloadFinishReceiver;
 121     private FileDownloaderBinder mDownloaderBinder = null;
 122     private FileUploaderBinder mUploaderBinder = null;
 123     private ServiceConnection mDownloadConnection = null, mUploadConnection = null;
 124     private RemoteOperationResult mLastSslUntrustedServerResult = null;
 125
 126     private OCFileListFragment mFileList;
 127
 128     private boolean mDualPane;
 129     private boolean mBackFromCreatingFirstAccount;
 130
 131     private static final int DIALOG_SETUP_ACCOUNT = 0;
 132     private static final int DIALOG_CREATE_DIR = 1;
 133     private static final int DIALOG_ABOUT_APP = 2;
 134     public static final int DIALOG_SHORT_WAIT = 3;
 135     private static final int DIALOG_CHOOSE_UPLOAD_SOURCE = 4;
 136     private static final int DIALOG_SSL_VALIDATOR = 5;
 137     private static final int DIALOG_CERT_NOT_SAVED = 6;
 138     private static final String DIALOG_CHANGELOG_TAG = "DIALOG_CHANGELOG";
 139
 140
 141     private static final int ACTION_SELECT_CONTENT_FROM_APPS = 1;
 142     private static final int ACTION_SELECT_MULTIPLE_FILES = 2;
 143
 144     private static final String TAG = "FileDisplayActivity";
 145
 146     private static int[] mMenuIdentifiersToPatch = {R.id.action_about_app};
 147
 148     private OCFile mWaitingToPreview;
 149     private Handler mHandler;
 150
 151
 152     @Override
 153     public void onCreate(Bundle savedInstanceState) {
 154         Log.d(getClass().toString(), "onCreate() start");
 155         super.onCreate(savedInstanceState);
 156
 157         /// Load of parameters from received intent
 158         Account account = getIntent().getParcelableExtra(FileDetailFragment.EXTRA_ACCOUNT);
 159         if (account != null && AccountUtils.setCurrentOwnCloudAccount(this, account.name)) {
 160             mCurrentDir = getIntent().getParcelableExtra(FileDetailFragment.EXTRA_FILE);
 161         }
 162
 163         /// Load of saved instance state: keep this always before initDataFromCurrentAccount()
 164         if(savedInstanceState != null) {
 165             // TODO - test if savedInstanceState should take precedence over file in the intent ALWAYS (now), NEVER, or SOME TIMES
 166             mCurrentDir = savedInstanceState.getParcelable(FileDetailFragment.EXTRA_FILE);
 167             mWaitingToPreview = (OCFile) savedInstanceState.getParcelable(FileDetailActivity.KEY_WAITING_TO_PREVIEW);
 168
 169         } else {
 170             mWaitingToPreview = null;
 171         }
 172
 173         if (!AccountUtils.accountsAreSetup(this)) {
 174             /// no account available: FORCE ACCOUNT CREATION
 175             mStorageManager = null;
 176             createFirstAccount();
 177
 178         } else {    /// at least an account is available
 179
 180             initDataFromCurrentAccount();   // it checks mCurrentDir and mCurrentFile with the current account
 181
 182         }
 183
 184         mUploadConnection = new ListServiceConnection();
 185         mDownloadConnection = new ListServiceConnection();
 186         bindService(new Intent(this, FileUploader.class), mUploadConnection, Context.BIND_AUTO_CREATE);
 187         bindService(new Intent(this, FileDownloader.class), mDownloadConnection, Context.BIND_AUTO_CREATE);
 188
 189         // PIN CODE request ;  best location is to decide, let's try this first
 190         if (getIntent().getAction() != null && getIntent().getAction().equals(Intent.ACTION_MAIN) && savedInstanceState == null) {
 191             requestPinCode();
 192         }
 193
 194         // file observer
 195         Intent observer_intent = new Intent(this, FileObserverService.class);
 196         observer_intent.putExtra(FileObserverService.KEY_FILE_CMD, FileObserverService.CMD_INIT_OBSERVED_LIST);
 197         startService(observer_intent);
 198
 199
 200         /// USER INTERFACE
 201         requestWindowFeature(Window.FEATURE_INDETERMINATE_PROGRESS);
 202
 203         // Drop-down navigation
 204         mDirectories = new CustomArrayAdapter<String>(this, R.layout.sherlock_spinner_dropdown_item);
 205         OCFile currFile = mCurrentDir;
 206         while(mStorageManager != null && currFile != null && currFile.getFileName() != OCFile.PATH_SEPARATOR) {
 207             mDirectories.add(currFile.getFileName());
 208             currFile = mStorageManager.getFileById(currFile.getParentId());
 209         }
 210         mDirectories.add(OCFile.PATH_SEPARATOR);
 211
 212         // Inflate and set the layout view
 213         setContentView(R.layout.files);
 214         mFileList = (OCFileListFragment) getSupportFragmentManager().findFragmentById(R.id.fileList);
 215         mDualPane = (findViewById(R.id.file_details_container) != null);
 216         if (mDualPane) {
 217             if (savedInstanceState == null) initFileDetailsInDualPane();
 218         } else {
 219             // quick patchES to fix problem in turn from landscape to portrait, when a file is selected in the right pane
 220             // TODO serious refactorization in activities and fragments providing file browsing and handling
 221             if (mCurrentFile != null) {
 222                 onFileClick(mCurrentFile);
 223                 mCurrentFile = null;
 224             }
 225             Fragment rightPanel = getSupportFragmentManager().findFragmentByTag(FileDetailFragment.FTAG);
 226             if (rightPanel != null) {
 227                 FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
 228                 transaction.remove(rightPanel);
 229                 transaction.commit();
 230             }
 231         }
 232
 233         // Action bar setup
 234         ActionBar actionBar = getSupportActionBar();
 235         actionBar.setHomeButtonEnabled(true);   // mandatory since Android ICS, according to the official documentation
 236         actionBar.setDisplayHomeAsUpEnabled(mCurrentDir != null && mCurrentDir.getParentId() != 0);
 237         actionBar.setDisplayShowTitleEnabled(false);
 238         actionBar.setNavigationMode(ActionBar.NAVIGATION_MODE_LIST);
 239         actionBar.setListNavigationCallbacks(mDirectories, this);
 240         setSupportProgressBarIndeterminateVisibility(false);        // always AFTER setContentView(...) ; to workaround bug in its implementation
 241
 242
 243         // show changelog, if needed
 244         //showChangeLog();
 245         mBackFromCreatingFirstAccount = false;
 246
 247         Log.d(getClass().toString(), "onCreate() end");
 248     }
 249
 250
 251     /**
 252      * Shows a dialog with the change log of the current version after each app update
 253      *
 254      *  TODO make it permanent; by now, only to advice the workaround app for 4.1.x
 255      */
 256     private void showChangeLog() {
 257         if (android.os.Build.VERSION.SDK_INT == android.os.Build.VERSION_CODES.JELLY_BEAN) {
 258             final String KEY_VERSION = "version";
 259             SharedPreferences sharedPref = PreferenceManager.getDefaultSharedPreferences(getApplicationContext());
 260             int currentVersionNumber = 0;
 261             int savedVersionNumber = sharedPref.getInt(KEY_VERSION, 0);
 262             try {
 263                 PackageInfo pi          = getPackageManager().getPackageInfo(getPackageName(), 0);
 264                 currentVersionNumber    = pi.versionCode;
 265             } catch (Exception e) {}
 266
 267             if (currentVersionNumber > savedVersionNumber) {
 268                 ChangelogDialog.newInstance(true).show(getSupportFragmentManager(), DIALOG_CHANGELOG_TAG);
 269                 Editor editor   = sharedPref.edit();
 270                 editor.putInt(KEY_VERSION, currentVersionNumber);
 271                 editor.commit();
 272             }
 273         }
 274     }
 275
 276
 277     /**
 278      * Launches the account creation activity. To use when no ownCloud account is available
 279      */
 280     private void createFirstAccount() {
 281         Intent intent = new Intent(android.provider.Settings.ACTION_ADD_ACCOUNT);
 282         intent.putExtra(android.provider.Settings.EXTRA_AUTHORITIES, new String[] { AccountAuthenticator.AUTH_TOKEN_TYPE });
 283         startActivity(intent);  // the new activity won't be created until this.onStart() and this.onResume() are finished;
 284     }
 285
 286
 287     /**
 288      *  Load of state dependent of the existence of an ownCloud account
 289      */
 290     private void initDataFromCurrentAccount() {
 291         /// Storage manager initialization - access to local database
 292         mStorageManager = new FileDataStorageManager(
 293                 AccountUtils.getCurrentOwnCloudAccount(this),
 294                 getContentResolver());
 295
 296         /// Check if mCurrentDir is a directory
 297         if(mCurrentDir != null && !mCurrentDir.isDirectory()) {
 298             mCurrentFile = mCurrentDir;
 299             mCurrentDir = mStorageManager.getFileById(mCurrentDir.getParentId());
 300         }
 301
 302         /// Check if mCurrentDir and mCurrentFile are in the current account, and update them
 303         if (mCurrentDir != null) {
 304             mCurrentDir = mStorageManager.getFileByPath(mCurrentDir.getRemotePath());   // mCurrentDir == null if it is not in the current account
 305         }
 306         if (mCurrentFile != null) {
 307             if (mCurrentFile.fileExists()) {
 308                 mCurrentFile = mStorageManager.getFileByPath(mCurrentFile.getRemotePath());   // mCurrentFile == null if it is not in the current account
 309             }   // 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
 310         }
 311
 312         /// Default to root if mCurrentDir was not found
 313         if (mCurrentDir == null) {
 314             mCurrentDir = mStorageManager.getFileByPath("/"); // will be NULL if the database was never synchronized
 315         }
 316     }
 317
 318
 319     private void initFileDetailsInDualPane() {
 320         if (mDualPane && getSupportFragmentManager().findFragmentByTag(FileDetailFragment.FTAG) == null) {
 321             FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
 322             if (mCurrentFile != null) {
 323                 if (PreviewMediaFragment.canBePreviewed(mCurrentFile)) {
 324                     if (mCurrentFile.isDown()) {
 325                         transaction.replace(R.id.file_details_container, new PreviewMediaFragment(mCurrentFile, AccountUtils.getCurrentOwnCloudAccount(this)), FileDetailFragment.FTAG);
 326                     } else {
 327                         transaction.replace(R.id.file_details_container, new FileDetailFragment(mCurrentFile, AccountUtils.getCurrentOwnCloudAccount(this)), FileDetailFragment.FTAG);
 328                         mWaitingToPreview = mCurrentFile;
 329                     }
 330                 } else {
 331                     transaction.replace(R.id.file_details_container, new FileDetailFragment(mCurrentFile, AccountUtils.getCurrentOwnCloudAccount(this)), FileDetailFragment.FTAG);
 332                 }
 333                 mCurrentFile = null;
 334
 335             } else {
 336                 transaction.replace(R.id.file_details_container, new FileDetailFragment(null, null), FileDetailFragment.FTAG); // empty FileDetailFragment
 337             }
 338             transaction.commit();
 339         }
 340     }
 341
 342
 343     @Override
 344     public void onDestroy() {
 345         super.onDestroy();
 346         if (mDownloadConnection != null)
 347             unbindService(mDownloadConnection);
 348         if (mUploadConnection != null)
 349             unbindService(mUploadConnection);
 350     }
 351
 352
 353     @Override
 354     public boolean onCreateOptionsMenu(Menu menu) {
 355         MenuInflater inflater = getSherlock().getMenuInflater();
 356             inflater.inflate(R.menu.main_menu, menu);
 357
 358             patchHiddenAccents(menu);
 359
 360             return true;
 361     }
 362
 363     /**
 364      * 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>
 365      *
 366      * @param menu      Menu to patch
 367      */
 368     private void patchHiddenAccents(Menu menu) {
 369         for (int i = 0; i < mMenuIdentifiersToPatch.length ; i++) {
 370             MenuItem aboutItem = menu.findItem(mMenuIdentifiersToPatch[i]);
 371             if (aboutItem != null && aboutItem.getIcon() instanceof BitmapDrawable) {
 372                 // Clip off the bottom three (density independent) pixels of transparent padding
 373                 Bitmap original = ((BitmapDrawable) aboutItem.getIcon()).getBitmap();
 374                 float scale = getResources().getDisplayMetrics().density;
 375                 int clippedHeight = (int) (original.getHeight() - (3 * scale));
 376                 Bitmap scaled = Bitmap.createBitmap(original, 0, 0, original.getWidth(), clippedHeight);
 377                 aboutItem.setIcon(new BitmapDrawable(getResources(), scaled));
 378             }
 379         }
 380     }
 381
 382
 383     @Override
 384     public boolean onOptionsItemSelected(MenuItem item) {
 385         boolean retval = true;
 386         switch (item.getItemId()) {
 387             case R.id.action_create_dir: {
 388                 EditNameDialog dialog = EditNameDialog.newInstance(getString(R.string.uploader_info_dirname), "", this);
 389                 dialog.show(getSupportFragmentManager(), "createdirdialog");
 390                 break;
 391             }
 392             case R.id.action_sync_account: {
 393                 startSynchronization();
 394                 break;
 395             }
 396             case R.id.action_upload: {
 397                 showDialog(DIALOG_CHOOSE_UPLOAD_SOURCE);
 398                 break;
 399             }
 400             case R.id.action_settings: {
 401                 Intent settingsIntent = new Intent(this, Preferences.class);
 402                 startActivity(settingsIntent);
 403                 break;
 404             }
 405             case R.id.action_about_app: {
 406                 showDialog(DIALOG_ABOUT_APP);
 407                 break;
 408             }
 409             case android.R.id.home: {
 410                 if(mCurrentDir != null && mCurrentDir.getParentId() != 0){
 411                     onBackPressed();
 412                 }
 413                 break;
 414             }
 415             default:
 416                 retval = super.onOptionsItemSelected(item);
 417         }
 418         return retval;
 419     }
 420
 421     private void startSynchronization() {
 422         ContentResolver.cancelSync(null, AccountAuthenticator.AUTH_TOKEN_TYPE);   // cancel the current synchronizations of any ownCloud account
 423         Bundle bundle = new Bundle();
 424         bundle.putBoolean(ContentResolver.SYNC_EXTRAS_MANUAL, true);
 425         ContentResolver.requestSync(
 426                 AccountUtils.getCurrentOwnCloudAccount(this),
 427                 AccountAuthenticator.AUTH_TOKEN_TYPE, bundle);
 428     }
 429
 430
 431     @Override
 432     public boolean onNavigationItemSelected(int itemPosition, long itemId) {
 433         int i = itemPosition;
 434         while (i-- != 0) {
 435             onBackPressed();
 436         }
 437         // the next operation triggers a new call to this method, but it's necessary to
 438         // ensure that the name exposed in the action bar is the current directory when the
 439         // user selected it in the navigation list
 440         if (itemPosition != 0)
 441             getSupportActionBar().setSelectedNavigationItem(0);
 442         return true;
 443     }
 444
 445     /**
 446      * Called, when the user selected something for uploading
 447      */
 448     public void onActivityResult(int requestCode, int resultCode, Intent data) {
 449
 450         if (requestCode == ACTION_SELECT_CONTENT_FROM_APPS && (resultCode == RESULT_OK || resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)) {
 451             requestSimpleUpload(data, resultCode);
 452
 453         } else if (requestCode == ACTION_SELECT_MULTIPLE_FILES && (resultCode == RESULT_OK || resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)) {
 454             requestMultipleUpload(data, resultCode);
 455
 456         }
 457     }
 458
 459     private void requestMultipleUpload(Intent data, int resultCode) {
 460         String[] filePaths = data.getStringArrayExtra(UploadFilesActivity.EXTRA_CHOSEN_FILES);
 461         if (filePaths != null) {
 462             String[] remotePaths = new String[filePaths.length];
 463             String remotePathBase = "";
 464             for (int j = mDirectories.getCount() - 2; j >= 0; --j) {
 465                 remotePathBase += OCFile.PATH_SEPARATOR + mDirectories.getItem(j);
 466             }
 467             if (!remotePathBase.endsWith(OCFile.PATH_SEPARATOR))
 468                 remotePathBase += OCFile.PATH_SEPARATOR;
 469             for (int j = 0; j< remotePaths.length; j++) {
 470                 remotePaths[j] = remotePathBase + (new File(filePaths[j])).getName();
 471             }
 472
 473             Intent i = new Intent(this, FileUploader.class);
 474             i.putExtra(FileUploader.KEY_ACCOUNT, AccountUtils.getCurrentOwnCloudAccount(this));
 475             i.putExtra(FileUploader.KEY_LOCAL_FILE, filePaths);
 476             i.putExtra(FileUploader.KEY_REMOTE_FILE, remotePaths);
 477             i.putExtra(FileUploader.KEY_UPLOAD_TYPE, FileUploader.UPLOAD_MULTIPLE_FILES);
 478             if (resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)
 479                 i.putExtra(FileUploader.KEY_LOCAL_BEHAVIOUR, FileUploader.LOCAL_BEHAVIOUR_MOVE);
 480             startService(i);
 481
 482         } else {
 483             Log.d("FileDisplay", "User clicked on 'Update' with no selection");
 484             Toast t = Toast.makeText(this, getString(R.string.filedisplay_no_file_selected), Toast.LENGTH_LONG);
 485             t.show();
 486             return;
 487         }
 488     }
 489
 490
 491     private void requestSimpleUpload(Intent data, int resultCode) {
 492         String filepath = null;
 493         try {
 494             Uri selectedImageUri = data.getData();
 495
 496             String filemanagerstring = selectedImageUri.getPath();
 497             String selectedImagePath = getPath(selectedImageUri);
 498
 499             if (selectedImagePath != null)
 500                 filepath = selectedImagePath;
 501             else
 502                 filepath = filemanagerstring;
 503
 504         } catch (Exception e) {
 505             Log.e("FileDisplay", "Unexpected exception when trying to read the result of Intent.ACTION_GET_CONTENT", e);
 506             e.printStackTrace();
 507
 508         } finally {
 509             if (filepath == null) {
 510                 Log.e("FileDisplay", "Couldnt resolve path to file");
 511                 Toast t = Toast.makeText(this, getString(R.string.filedisplay_unexpected_bad_get_content), Toast.LENGTH_LONG);
 512                 t.show();
 513                 return;
 514             }
 515         }
 516
 517         Intent i = new Intent(this, FileUploader.class);
 518         i.putExtra(FileUploader.KEY_ACCOUNT,
 519                 AccountUtils.getCurrentOwnCloudAccount(this));
 520         String remotepath = new String();
 521         for (int j = mDirectories.getCount() - 2; j >= 0; --j) {
 522             remotepath += OCFile.PATH_SEPARATOR + mDirectories.getItem(j);
 523         }
 524         if (!remotepath.endsWith(OCFile.PATH_SEPARATOR))
 525             remotepath += OCFile.PATH_SEPARATOR;
 526         remotepath += new File(filepath).getName();
 527
 528         i.putExtra(FileUploader.KEY_LOCAL_FILE, filepath);
 529         i.putExtra(FileUploader.KEY_REMOTE_FILE, remotepath);
 530         i.putExtra(FileUploader.KEY_UPLOAD_TYPE, FileUploader.UPLOAD_SINGLE_FILE);
 531         if (resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)
 532             i.putExtra(FileUploader.KEY_LOCAL_BEHAVIOUR, FileUploader.LOCAL_BEHAVIOUR_MOVE);
 533         startService(i);
 534     }
 535
 536
 537     @Override
 538     public void onBackPressed() {
 539         if (mDirectories.getCount() <= 1) {
 540             finish();
 541             return;
 542         }
 543         popDirname();
 544         mFileList.onNavigateUp();
 545         mCurrentDir = mFileList.getCurrentFile();
 546
 547         if (mDualPane) {
 548             // Resets the FileDetailsFragment on Tablets so that it always displays
 549             Fragment fileFragment = getSupportFragmentManager().findFragmentByTag(FileDetailFragment.FTAG);
 550             if (fileFragment != null && (fileFragment instanceof PreviewMediaFragment || !((FileDetailFragment) fileFragment).isEmpty())) {
 551                 FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
 552                 transaction.replace(R.id.file_details_container, new FileDetailFragment(null, null), FileDetailFragment.FTAG); // empty FileDetailFragment
 553                 transaction.commit();
 554             }
 555         }
 556
 557         if(mCurrentDir.getParentId() == 0){
 558             ActionBar actionBar = getSupportActionBar();
 559             actionBar.setDisplayHomeAsUpEnabled(false);
 560         }
 561     }
 562
 563     @Override
 564     protected void onSaveInstanceState(Bundle outState) {
 565         // responsibility of restore is preferred in onCreate() before than in onRestoreInstanceState when there are Fragments involved
 566         Log.d(getClass().toString(), "onSaveInstanceState() start");
 567         super.onSaveInstanceState(outState);
 568         outState.putParcelable(FileDetailFragment.EXTRA_FILE, mCurrentDir);
 569         if (mDualPane) {
 570             FileFragment fragment = (FileFragment) getSupportFragmentManager().findFragmentByTag(FileDetailFragment.FTAG);
 571             if (fragment != null) {
 572                 OCFile file = fragment.getFile();
 573                 if (file != null) {
 574                     outState.putParcelable(FileDetailFragment.EXTRA_FILE, file);
 575                 }
 576             }
 577         }
 578         outState.putParcelable(FileDetailActivity.KEY_WAITING_TO_PREVIEW, mWaitingToPreview);
 579         Log.d(getClass().toString(), "onSaveInstanceState() end");
 580     }
 581
 582
 583     @Override
 584     public void onResume() {
 585         Log.d(getClass().toString(), "onResume() start");
 586         super.onResume();
 587
 588         if (AccountUtils.accountsAreSetup(this)) {
 589
 590             if (mStorageManager == null) {
 591                 // this is necessary for handling the come back to FileDisplayActivity when the first ownCloud account is created
 592                 initDataFromCurrentAccount();
 593                 if (mDualPane) {
 594                     initFileDetailsInDualPane();
 595                 }
 596                 mBackFromCreatingFirstAccount = true;
 597             }
 598
 599             // Listen for sync messages
 600             IntentFilter syncIntentFilter = new IntentFilter(FileSyncService.SYNC_MESSAGE);
 601             mSyncBroadcastReceiver = new SyncBroadcastReceiver();
 602             registerReceiver(mSyncBroadcastReceiver, syncIntentFilter);
 603
 604             // Listen for upload messages
 605             IntentFilter uploadIntentFilter = new IntentFilter(FileUploader.UPLOAD_FINISH_MESSAGE);
 606             mUploadFinishReceiver = new UploadFinishReceiver();
 607             registerReceiver(mUploadFinishReceiver, uploadIntentFilter);
 608
 609             // Listen for download messages
 610             IntentFilter downloadIntentFilter = new IntentFilter(FileDownloader.DOWNLOAD_ADDED_MESSAGE);
 611             downloadIntentFilter.addAction(FileDownloader.DOWNLOAD_FINISH_MESSAGE);
 612             mDownloadFinishReceiver = new DownloadFinishReceiver();
 613             registerReceiver(mDownloadFinishReceiver, downloadIntentFilter);
 614
 615             // List current directory
 616             mFileList.listDirectory(mCurrentDir);   // TODO we should find the way to avoid the need of this (maybe it's not necessary yet; to check)
 617
 618         } else {
 619
 620             mStorageManager = null;     // an invalid object will be there if all the ownCloud accounts are removed
 621             showDialog(DIALOG_SETUP_ACCOUNT);
 622
 623         }
 624         Log.d(getClass().toString(), "onResume() end");
 625     }
 626
 627
 628     @Override
 629     public void onPause() {
 630         Log.d(getClass().toString(), "onPause() start");
 631         super.onPause();
 632         if (mSyncBroadcastReceiver != null) {
 633             unregisterReceiver(mSyncBroadcastReceiver);
 634             mSyncBroadcastReceiver = null;
 635         }
 636         if (mUploadFinishReceiver != null) {
 637             unregisterReceiver(mUploadFinishReceiver);
 638             mUploadFinishReceiver = null;
 639         }
 640         if (mDownloadFinishReceiver != null) {
 641             unregisterReceiver(mDownloadFinishReceiver);
 642             mDownloadFinishReceiver = null;
 643         }
 644         if (!AccountUtils.accountsAreSetup(this)) {
 645             dismissDialog(DIALOG_SETUP_ACCOUNT);
 646         }
 647
 648         Log.d(getClass().toString(), "onPause() end");
 649     }
 650
 651
 652     @Override
 653     protected void onPrepareDialog(int id, Dialog dialog, Bundle args) {
 654         if (id == DIALOG_SSL_VALIDATOR && mLastSslUntrustedServerResult != null) {
 655             ((SslValidatorDialog)dialog).updateResult(mLastSslUntrustedServerResult);
 656         }
 657     }
 658
 659
 660     @Override
 661     protected Dialog onCreateDialog(int id) {
 662         Dialog dialog = null;
 663         AlertDialog.Builder builder;
 664         switch (id) {
 665         case DIALOG_SETUP_ACCOUNT: {
 666             builder = new AlertDialog.Builder(this);
 667             builder.setTitle(R.string.main_tit_accsetup);
 668             builder.setMessage(R.string.main_wrn_accsetup);
 669             builder.setCancelable(false);
 670             builder.setPositiveButton(android.R.string.ok, new OnClickListener() {
 671                 public void onClick(DialogInterface dialog, int which) {
 672                     createFirstAccount();
 673                     dialog.dismiss();
 674                 }
 675             });
 676             String message = String.format(getString(R.string.common_exit), getString(R.string.app_name));
 677             builder.setNegativeButton(message, new OnClickListener() {
 678                 public void onClick(DialogInterface dialog, int which) {
 679                     dialog.dismiss();
 680                     finish();
 681                 }
 682             });
 683             //builder.setNegativeButton(android.R.string.cancel, this);
 684             dialog = builder.create();
 685             break;
 686         }
 687         case DIALOG_ABOUT_APP: {
 688             builder = new AlertDialog.Builder(this);
 689             builder.setTitle(getString(R.string.about_title));
 690             PackageInfo pkg;
 691             try {
 692                 pkg = getPackageManager().getPackageInfo(getPackageName(), 0);
 693                 builder.setMessage(String.format(getString(R.string.about_message), getString(R.string.app_name), pkg.versionName));
 694                 builder.setIcon(android.R.drawable.ic_menu_info_details);
 695                 dialog = builder.create();
 696             } catch (NameNotFoundException e) {
 697                 builder = null;
 698                 dialog = null;
 699                 Log.e(TAG, "Error while showing about dialog", e);
 700             }
 701             break;
 702         }
 703         case DIALOG_CREATE_DIR: {
 704             builder = new Builder(this);
 705             final EditText dirNameInput = new EditText(getBaseContext());
 706             builder.setView(dirNameInput);
 707             builder.setTitle(R.string.uploader_info_dirname);
 708             int typed_color = getResources().getColor(R.color.setup_text_typed);
 709             dirNameInput.setTextColor(typed_color);
 710             builder.setPositiveButton(android.R.string.ok,
 711                     new OnClickListener() {
 712                         public void onClick(DialogInterface dialog, int which) {
 713                             String directoryName = dirNameInput.getText().toString();
 714                             if (directoryName.trim().length() == 0) {
 715                                 dialog.cancel();
 716                                 return;
 717                             }
 718
 719                             // Figure out the path where the dir needs to be created
 720                             String path;
 721                             if (mCurrentDir == null) {
 722                                 // this is just a patch; we should ensure that mCurrentDir never is null
 723                                 if (!mStorageManager.fileExists(OCFile.PATH_SEPARATOR)) {
 724                                     OCFile file = new OCFile(OCFile.PATH_SEPARATOR);
 725                                     mStorageManager.saveFile(file);
 726                                 }
 727                                 mCurrentDir = mStorageManager.getFileByPath(OCFile.PATH_SEPARATOR);
 728                             }
 729                             path = FileDisplayActivity.this.mCurrentDir.getRemotePath();
 730
 731                             // Create directory
 732                             path += directoryName + OCFile.PATH_SEPARATOR;
 733                             Thread thread = new Thread(new DirectoryCreator(path,  AccountUtils.getCurrentOwnCloudAccount(FileDisplayActivity.this), new Handler()));
 734                             thread.start();
 735
 736                             dialog.dismiss();
 737
 738                             showDialog(DIALOG_SHORT_WAIT);
 739                         }
 740                     });
 741             builder.setNegativeButton(R.string.common_cancel,
 742                     new OnClickListener() {
 743                         public void onClick(DialogInterface dialog, int which) {
 744                             dialog.cancel();
 745                         }
 746                     });
 747             dialog = builder.create();
 748             break;
 749         }
 750         case DIALOG_SHORT_WAIT: {
 751             ProgressDialog working_dialog = new ProgressDialog(this);
 752             working_dialog.setMessage(getResources().getString(
 753                     R.string.wait_a_moment));
 754             working_dialog.setIndeterminate(true);
 755             working_dialog.setCancelable(false);
 756             dialog = working_dialog;
 757             break;
 758         }
 759         case DIALOG_CHOOSE_UPLOAD_SOURCE: {
 760
 761             String[] items = null;
 762
 763             String[] allTheItems = { getString(R.string.actionbar_upload_files),
 764                                      getString(R.string.actionbar_upload_from_apps),
 765                                      getString(R.string.actionbar_failed_instant_upload) };
 766
 767             String[] commonItems = { getString(R.string.actionbar_upload_files),
 768                                      getString(R.string.actionbar_upload_from_apps) };
 769
 770             if (InstantUploadActivity.IS_ENABLED)
 771                 items = allTheItems;
 772             else
 773                 items = commonItems;
 774
 775             builder = new AlertDialog.Builder(this);
 776             builder.setTitle(R.string.actionbar_upload);
 777             builder.setItems(items, new DialogInterface.OnClickListener() {
 778                 public void onClick(DialogInterface dialog, int item) {
 779                     if (item == 0) {
 780                         // if (!mDualPane) {
 781                         Intent action = new Intent(FileDisplayActivity.this, UploadFilesActivity.class);
 782                         action.putExtra(UploadFilesActivity.EXTRA_ACCOUNT,
 783                                 AccountUtils.getCurrentOwnCloudAccount(FileDisplayActivity.this));
 784                         startActivityForResult(action, ACTION_SELECT_MULTIPLE_FILES);
 785                         // } else {
 786                         // TODO create and handle new fragment
 787                         // LocalFileListFragment
 788                         // }
 789                     } else if (item == 1) {
 790                         Intent action = new Intent(Intent.ACTION_GET_CONTENT);
 791                         action = action.setType("*/*").addCategory(Intent.CATEGORY_OPENABLE);
 792                         startActivityForResult(Intent.createChooser(action, getString(R.string.upload_chooser_title)),
 793                                 ACTION_SELECT_CONTENT_FROM_APPS);
 794                     } else if (item == 2 && InstantUploadActivity.IS_ENABLED) {
 795                         Account account = AccountUtils.getCurrentOwnCloudAccount(FileDisplayActivity.this);
 796                         Intent action = new Intent(FileDisplayActivity.this, InstantUploadActivity.class);
 797                         action.putExtra(FileUploader.KEY_ACCOUNT, account);
 798                         startActivity(action);
 799                     }
 800                 }
 801             });
 802             dialog = builder.create();
 803             break;
 804         }
 805         case DIALOG_SSL_VALIDATOR: {
 806             dialog = SslValidatorDialog.newInstance(this, mLastSslUntrustedServerResult, this);
 807             break;
 808         }
 809         case DIALOG_CERT_NOT_SAVED: {
 810             builder = new AlertDialog.Builder(this);
 811             builder.setMessage(getResources().getString(R.string.ssl_validator_not_saved));
 812             builder.setCancelable(false);
 813             builder.setPositiveButton(R.string.common_ok, new DialogInterface.OnClickListener() {
 814                     @Override
 815                     public void onClick(DialogInterface dialog, int which) {
 816                         dialog.dismiss();
 817                     };
 818                 });
 819             dialog = builder.create();
 820             break;
 821         }
 822         default:
 823             dialog = null;
 824         }
 825
 826         return dialog;
 827     }
 828
 829
 830     /**
 831      * Translates a content URI of an image to a physical path
 832      * on the disk
 833      * @param uri The URI to resolve
 834      * @return The path to the image or null if it could not be found
 835      */
 836     public String getPath(Uri uri) {
 837         String[] projection = { MediaStore.Images.Media.DATA };
 838         Cursor cursor = managedQuery(uri, projection, null, null, null);
 839         if (cursor != null) {
 840             int column_index = cursor
 841                     .getColumnIndexOrThrow(MediaStore.Images.Media.DATA);
 842             cursor.moveToFirst();
 843             return cursor.getString(column_index);
 844         }
 845         return null;
 846     }
 847
 848     /**
 849      * Pushes a directory to the drop down list
 850      * @param directory to push
 851      * @throws IllegalArgumentException If the {@link OCFile#isDirectory()} returns false.
 852      */
 853     public void pushDirname(OCFile directory) {
 854         if(!directory.isDirectory()){
 855             throw new IllegalArgumentException("Only directories may be pushed!");
 856         }
 857         mDirectories.insert(directory.getFileName(), 0);
 858         mCurrentDir = directory;
 859     }
 860
 861     /**
 862      * Pops a directory name from the drop down list
 863      * @return True, unless the stack is empty
 864      */
 865     public boolean popDirname() {
 866         mDirectories.remove(mDirectories.getItem(0));
 867         return !mDirectories.isEmpty();
 868     }
 869
 870     private class DirectoryCreator implements Runnable {
 871         private String mTargetPath;
 872         private Account mAccount;
 873         private Handler mHandler;
 874
 875         public DirectoryCreator(String targetPath, Account account, Handler handler) {
 876             mTargetPath = targetPath;
 877             mAccount = account;
 878             mHandler = handler;
 879         }
 880
 881         @Override
 882         public void run() {
 883             WebdavClient wdc = OwnCloudClientUtils.createOwnCloudClient(mAccount, getApplicationContext());
 884             boolean created = wdc.createDirectory(mTargetPath);
 885             if (created) {
 886                 mHandler.post(new Runnable() {
 887                     @Override
 888                     public void run() {
 889                         dismissDialog(DIALOG_SHORT_WAIT);
 890
 891                         // Save new directory in local database
 892                         OCFile newDir = new OCFile(mTargetPath);
 893                         newDir.setMimetype("DIR");
 894                         newDir.setParentId(mCurrentDir.getFileId());
 895                         mStorageManager.saveFile(newDir);
 896
 897                         // Display the new folder right away
 898                         mFileList.listDirectory();
 899                     }
 900                 });
 901
 902             } else {
 903                 mHandler.post(new Runnable() {
 904                     @Override
 905                     public void run() {
 906                         dismissDialog(DIALOG_SHORT_WAIT);
 907                         try {
 908                             Toast msg = Toast.makeText(FileDisplayActivity.this, R.string.create_dir_fail_msg, Toast.LENGTH_LONG);
 909                             msg.show();
 910
 911                         } catch (NotFoundException e) {
 912                             Log.e(TAG, "Error while trying to show fail message " , e);
 913                         }
 914                     }
 915                 });
 916             }
 917         }
 918
 919     }
 920
 921     // Custom array adapter to override text colors
 922     private class CustomArrayAdapter<T> extends ArrayAdapter<T> {
 923
 924         public CustomArrayAdapter(FileDisplayActivity ctx, int view) {
 925             super(ctx, view);
 926         }
 927
 928         public View getView(int position, View convertView, ViewGroup parent) {
 929             View v = super.getView(position, convertView, parent);
 930
 931             ((TextView) v).setTextColor(getResources().getColorStateList(
 932                     android.R.color.white));
 933             return v;
 934         }
 935
 936         public View getDropDownView(int position, View convertView,
 937                 ViewGroup parent) {
 938             View v = super.getDropDownView(position, convertView, parent);
 939
 940             ((TextView) v).setTextColor(getResources().getColorStateList(
 941                     android.R.color.white));
 942
 943             return v;
 944         }
 945
 946     }
 947
 948     private class SyncBroadcastReceiver extends BroadcastReceiver {
 949
 950         /**
 951          * {@link BroadcastReceiver} to enable syncing feedback in UI
 952          */
 953         @Override
 954         public void onReceive(Context context, Intent intent) {
 955             boolean inProgress = intent.getBooleanExtra(
 956                     FileSyncService.IN_PROGRESS, false);
 957             String accountName = intent
 958                     .getStringExtra(FileSyncService.ACCOUNT_NAME);
 959
 960             Log.d("FileDisplay", "sync of account " + accountName
 961                     + " is in_progress: " + inProgress);
 962
 963             if (accountName.equals(AccountUtils.getCurrentOwnCloudAccount(context).name)) {
 964
 965                 String synchFolderRemotePath = intent.getStringExtra(FileSyncService.SYNC_FOLDER_REMOTE_PATH);
 966
 967                 boolean fillBlankRoot = false;
 968                 if (mCurrentDir == null) {
 969                     mCurrentDir = mStorageManager.getFileByPath("/");
 970                     fillBlankRoot = (mCurrentDir != null);
 971                 }
 972
 973                 if ((synchFolderRemotePath != null && mCurrentDir != null && (mCurrentDir.getRemotePath().equals(synchFolderRemotePath)))
 974                         || fillBlankRoot ) {
 975                     if (!fillBlankRoot)
 976                         mCurrentDir = getStorageManager().getFileByPath(synchFolderRemotePath);
 977                     OCFileListFragment fileListFragment = (OCFileListFragment) getSupportFragmentManager()
 978                             .findFragmentById(R.id.fileList);
 979                     if (fileListFragment != null) {
 980                         fileListFragment.listDirectory(mCurrentDir);
 981                     }
 982                 }
 983
 984                 setSupportProgressBarIndeterminateVisibility(inProgress);
 985                 if (mBackFromCreatingFirstAccount) {
 986                     // awful patch to fix problem with visibility of progress circle with the first refresh of the first account
 987                     // TODO - kill this Activity when the first account has to be created instead of stack the account creation on it
 988                     getSupportActionBar().hide();
 989                     getSupportActionBar().show();
 990                     mBackFromCreatingFirstAccount = false;
 991                 }
 992                 removeStickyBroadcast(intent);
 993
 994             }
 995
 996             RemoteOperationResult synchResult = (RemoteOperationResult)intent.getSerializableExtra(FileSyncService.SYNC_RESULT);
 997             if (synchResult != null) {
 998                 if (synchResult.getCode().equals(RemoteOperationResult.ResultCode.SSL_RECOVERABLE_PEER_UNVERIFIED)) {
 999                     mLastSslUntrustedServerResult = synchResult;
1000                     showDialog(DIALOG_SSL_VALIDATOR);
1001                 }
1002             }
1003         }
1004     }
1005
1006
1007     private class UploadFinishReceiver extends BroadcastReceiver {
1008         /**
1009          * Once the file upload has finished -> update view
1010          *  @author David A. Velasco
1011          * {@link BroadcastReceiver} to enable upload feedback in UI
1012          */
1013         @Override
1014         public void onReceive(Context context, Intent intent) {
1015             String uploadedRemotePath = intent.getStringExtra(FileDownloader.EXTRA_REMOTE_PATH);
1016             String accountName = intent.getStringExtra(FileUploader.ACCOUNT_NAME);
1017             boolean sameAccount = accountName.equals(AccountUtils.getCurrentOwnCloudAccount(context).name);
1018             boolean isDescendant = (mCurrentDir != null) && (uploadedRemotePath != null) && (uploadedRemotePath.startsWith(mCurrentDir.getRemotePath()));
1019             if (sameAccount && isDescendant) {
1020                 OCFileListFragment fileListFragment = (OCFileListFragment) getSupportFragmentManager().findFragmentById(R.id.fileList);
1021                 if (fileListFragment != null) {
1022                     fileListFragment.listDirectory();
1023                 }
1024             }
1025         }
1026
1027     }
1028
1029
1030     /**
1031      * Class waiting for broadcast events from the {@link FielDownloader} service.
1032      *
1033      * Updates the UI when a download is started or finished, provided that it is relevant for the
1034      * current folder.
1035      */
1036     private class DownloadFinishReceiver extends BroadcastReceiver {
1037         @Override
1038         public void onReceive(Context context, Intent intent) {
1039             boolean sameAccount = isSameAccount(context, intent);
1040             String downloadedRemotePath = intent.getStringExtra(FileDownloader.EXTRA_REMOTE_PATH);
1041             boolean isDescendant = isDescendant(downloadedRemotePath);
1042
1043             if (sameAccount && isDescendant) {
1044                 updateLeftPanel();
1045                 if (mDualPane) {
1046                     updateRightPanel(intent.getAction(), downloadedRemotePath, intent.getBooleanExtra(FileDownloader.EXTRA_DOWNLOAD_RESULT, false));
1047                 }
1048             }
1049
1050             removeStickyBroadcast(intent);
1051         }
1052
1053         private boolean isDescendant(String downloadedRemotePath) {
1054             return (mCurrentDir != null && downloadedRemotePath != null && downloadedRemotePath.startsWith(mCurrentDir.getRemotePath()));
1055         }
1056
1057         private boolean isSameAccount(Context context, Intent intent) {
1058             String accountName = intent.getStringExtra(FileDownloader.ACCOUNT_NAME);
1059             return (accountName != null && accountName.equals(AccountUtils.getCurrentOwnCloudAccount(context).name));
1060         }
1061     }
1062
1063
1064     protected void updateLeftPanel() {
1065         OCFileListFragment fileListFragment = (OCFileListFragment) getSupportFragmentManager().findFragmentById(R.id.fileList);
1066         if (fileListFragment != null) {
1067             fileListFragment.listDirectory();
1068         }
1069     }
1070
1071     protected void updateRightPanel(String downloadEvent, String downloadedRemotePath, boolean success) {
1072         Fragment fragment = getSupportFragmentManager().findFragmentByTag(FileDetailFragment.FTAG);
1073         boolean waitedPreview = (mWaitingToPreview != null && mWaitingToPreview.getRemotePath().equals(downloadedRemotePath));
1074         if (fragment != null && fragment instanceof FileDetailFragment) {
1075             FileDetailFragment detailsFragment = (FileDetailFragment) fragment;
1076             OCFile fileInFragment = detailsFragment.getFile();
1077             if (fileInFragment != null && !downloadedRemotePath.equals(fileInFragment.getRemotePath())) {
1078                 // the user browsed to other file ; forget the automatic preview
1079                 mWaitingToPreview = null;
1080
1081             } else if (downloadEvent.equals(FileDownloader.DOWNLOAD_ADDED_MESSAGE)) {
1082                 // grant that the right panel updates the progress bar
1083                 detailsFragment.listenForTransferProgress();
1084                 detailsFragment.updateFileDetails(true, false);
1085
1086             } else if (downloadEvent.equals(FileDownloader.DOWNLOAD_FINISH_MESSAGE)) {
1087                 //  update the right panel
1088                 if (success && waitedPreview) {
1089                     mWaitingToPreview = mStorageManager.getFileById(mWaitingToPreview.getFileId());   // update the file from database, for the local storage path
1090                     FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
1091                     transaction.replace(R.id.file_details_container, new PreviewMediaFragment(mWaitingToPreview, AccountUtils.getCurrentOwnCloudAccount(this)), FileDetailFragment.FTAG);
1092                     transaction.commit();
1093                     mWaitingToPreview = null;
1094
1095                 } else {
1096                     detailsFragment.updateFileDetails(false, (success));
1097                 }
1098             }
1099         }
1100     }
1101
1102
1103     /**
1104      * {@inheritDoc}
1105      */
1106     @Override
1107     public DataStorageManager getStorageManager() {
1108         return mStorageManager;
1109     }
1110
1111
1112     /**
1113      * {@inheritDoc}
1114      */
1115     @Override
1116     public void onDirectoryClick(OCFile directory) {
1117         pushDirname(directory);
1118         ActionBar actionBar = getSupportActionBar();
1119         actionBar.setDisplayHomeAsUpEnabled(true);
1120
1121         if (mDualPane) {
1122             // Resets the FileDetailsFragment on Tablets so that it always displays
1123             Fragment fileFragment = getSupportFragmentManager().findFragmentByTag(FileDetailFragment.FTAG);
1124             if (fileFragment != null && (fileFragment instanceof PreviewMediaFragment || !((FileDetailFragment) fileFragment).isEmpty())) {
1125                 FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
1126                 transaction.replace(R.id.file_details_container, new FileDetailFragment(null, null), FileDetailFragment.FTAG); // empty FileDetailFragment
1127                 transaction.commit();
1128             }
1129         }
1130     }
1131
1132
1133     /**
1134      * {@inheritDoc}
1135      */
1136     @Override
1137     public void onFileClick(OCFile file) {
1138         if (file != null && PreviewImageFragment.canBePreviewed(file)) {
1139             // preview image - it handles the download, if needed
1140             startPreviewImage(file);
1141
1142         } else if (file != null && PreviewMediaFragment.canBePreviewed(file)) {
1143             if (file.isDown()) {
1144                 // general preview
1145                 startMediaPreview(file);
1146
1147             } else {
1148                 // automatic download, preview on finish
1149                 startDownloadForPreview(file);
1150
1151             }
1152         } else {
1153             // details view
1154             startDetails(file);
1155         }
1156     }
1157
1158     private void startPreviewImage(OCFile file) {
1159         Intent showDetailsIntent = new Intent(this, PreviewImageActivity.class);
1160         showDetailsIntent.putExtra(FileDetailFragment.EXTRA_FILE, file);
1161         showDetailsIntent.putExtra(FileDetailFragment.EXTRA_ACCOUNT, AccountUtils.getCurrentOwnCloudAccount(this));
1162         startActivity(showDetailsIntent);
1163     }
1164
1165     private void startMediaPreview(OCFile file) {
1166         if (mDualPane) {
1167             FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
1168             transaction.replace(R.id.file_details_container, new PreviewMediaFragment(file, AccountUtils.getCurrentOwnCloudAccount(this)), FileDetailFragment.FTAG);
1169             transaction.commit();
1170
1171         } else {
1172             Intent showDetailsIntent = new Intent(this, FileDetailActivity.class);
1173             showDetailsIntent.putExtra(FileDetailFragment.EXTRA_FILE, file);
1174             showDetailsIntent.putExtra(FileDetailFragment.EXTRA_ACCOUNT, AccountUtils.getCurrentOwnCloudAccount(this));
1175             startActivity(showDetailsIntent);
1176         }
1177     }
1178
1179     private void startDownloadForPreview(OCFile file) {
1180         if (mDualPane) {
1181             FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
1182             transaction.replace(R.id.file_details_container, new FileDetailFragment(file, AccountUtils.getCurrentOwnCloudAccount(this)), FileDetailFragment.FTAG);
1183             transaction.commit();
1184             mWaitingToPreview = file;
1185             requestForDownload();
1186
1187         } else {
1188             Intent showDetailsIntent = new Intent(this, FileDetailActivity.class);
1189             showDetailsIntent.putExtra(FileDetailFragment.EXTRA_FILE, file);
1190             showDetailsIntent.putExtra(FileDetailFragment.EXTRA_ACCOUNT, AccountUtils.getCurrentOwnCloudAccount(this));
1191             startActivity(showDetailsIntent);
1192         }
1193     }
1194
1195
1196     private void startDetails(OCFile file) {
1197         if (mDualPane && !file.isImage()) {
1198             FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
1199             transaction.replace(R.id.file_details_container, new FileDetailFragment(file, AccountUtils.getCurrentOwnCloudAccount(this)), FileDetailFragment.FTAG);
1200             transaction.commit();
1201         } else {
1202             Intent showDetailsIntent = new Intent(this, FileDetailActivity.class);
1203             showDetailsIntent.putExtra(FileDetailFragment.EXTRA_FILE, file);
1204             showDetailsIntent.putExtra(FileDetailFragment.EXTRA_ACCOUNT, AccountUtils.getCurrentOwnCloudAccount(this));
1205             startActivity(showDetailsIntent);
1206         }
1207     }
1208
1209
1210     /**
1211      * {@inheritDoc}
1212      */
1213     @Override
1214     public OCFile getInitialDirectory() {
1215         return mCurrentDir;
1216     }
1217
1218
1219     /**
1220      * {@inheritDoc}
1221      */
1222     @Override
1223     public void onFileStateChanged() {
1224         OCFileListFragment fileListFragment = (OCFileListFragment) getSupportFragmentManager().findFragmentById(R.id.fileList);
1225         if (fileListFragment != null) {
1226             fileListFragment.listDirectory();
1227         }
1228     }
1229
1230
1231     /**
1232      * {@inheritDoc}
1233      */
1234     @Override
1235     public FileDownloaderBinder getFileDownloaderBinder() {
1236         return mDownloaderBinder;
1237     }
1238
1239
1240     /**
1241      * {@inheritDoc}
1242      */
1243     @Override
1244     public FileUploaderBinder getFileUploaderBinder() {
1245         return mUploaderBinder;
1246     }
1247
1248
1249     /** Defines callbacks for service binding, passed to bindService() */
1250     private class ListServiceConnection implements ServiceConnection {
1251
1252         @Override
1253         public void onServiceConnected(ComponentName component, IBinder service) {
1254             if (component.equals(new ComponentName(FileDisplayActivity.this, FileDownloader.class))) {
1255                 Log.d(TAG, "Download service connected");
1256                 mDownloaderBinder = (FileDownloaderBinder) service;
1257                 if (mWaitingToPreview != null) {
1258                     requestForDownload();
1259                 }
1260
1261             } else if (component.equals(new ComponentName(FileDisplayActivity.this, FileUploader.class))) {
1262                 Log.d(TAG, "Upload service connected");
1263                 mUploaderBinder = (FileUploaderBinder) service;
1264             } else {
1265                 return;
1266             }
1267             // a new chance to get the mDownloadBinder through getFileDownloadBinder() - THIS IS A MESS
1268             if (mFileList != null)
1269                 mFileList.listDirectory();
1270             if (mDualPane) {
1271                 Fragment fragment = getSupportFragmentManager().findFragmentByTag(FileDetailFragment.FTAG);
1272                 if (fragment != null && fragment instanceof FileDetailFragment) {
1273                     FileDetailFragment detailFragment = (FileDetailFragment)fragment;
1274                     detailFragment.listenForTransferProgress();
1275                     detailFragment.updateFileDetails(false, false);
1276                 }
1277             }
1278         }
1279
1280         @Override
1281         public void onServiceDisconnected(ComponentName component) {
1282             if (component.equals(new ComponentName(FileDisplayActivity.this, FileDownloader.class))) {
1283                 Log.d(TAG, "Download service disconnected");
1284                 mDownloaderBinder = null;
1285             } else if (component.equals(new ComponentName(FileDisplayActivity.this, FileUploader.class))) {
1286                 Log.d(TAG, "Upload service disconnected");
1287                 mUploaderBinder = null;
1288             }
1289         }
1290     };
1291
1292
1293
1294     /**
1295      * Launch an intent to request the PIN code to the user before letting him use the app
1296      */
1297     private void requestPinCode() {
1298         boolean pinStart = false;
1299         SharedPreferences appPrefs = PreferenceManager.getDefaultSharedPreferences(getApplicationContext());
1300         pinStart = appPrefs.getBoolean("set_pincode", false);
1301         if (pinStart) {
1302             Intent i = new Intent(getApplicationContext(), PinCodeActivity.class);
1303             i.putExtra(PinCodeActivity.EXTRA_ACTIVITY, "FileDisplayActivity");
1304             startActivity(i);
1305         }
1306     }
1307
1308
1309     @Override
1310     public void onSavedCertificate() {
1311         startSynchronization();
1312     }
1313
1314
1315     @Override
1316     public void onFailedSavingCertificate() {
1317         showDialog(DIALOG_CERT_NOT_SAVED);
1318     }
1319
1320
1321     /**
1322      * Updates the view associated to the activity after the finish of some operation over files
1323      * in the current account.
1324      *
1325      * @param operation     Removal operation performed.
1326      * @param result        Result of the removal.
1327      */
1328     @Override
1329     public void onRemoteOperationFinish(RemoteOperation operation, RemoteOperationResult result) {
1330         if (operation instanceof RemoveFileOperation) {
1331             onRemoveFileOperationFinish((RemoveFileOperation)operation, result);
1332
1333         } else if (operation instanceof RenameFileOperation) {
1334             onRenameFileOperationFinish((RenameFileOperation)operation, result);
1335
1336         } else if (operation instanceof SynchronizeFileOperation) {
1337             onSynchronizeFileOperationFinish((SynchronizeFileOperation)operation, result);
1338         }
1339     }
1340
1341
1342     /**
1343      * Updates the view associated to the activity after the finish of an operation trying to remove a
1344      * file.
1345      *
1346      * @param operation     Removal operation performed.
1347      * @param result        Result of the removal.
1348      */
1349     private void onRemoveFileOperationFinish(RemoveFileOperation operation, RemoteOperationResult result) {
1350         dismissDialog(DIALOG_SHORT_WAIT);
1351         if (result.isSuccess()) {
1352             Toast msg = Toast.makeText(this, R.string.remove_success_msg, Toast.LENGTH_LONG);
1353             msg.show();
1354             OCFile removedFile = operation.getFile();
1355             if (mDualPane) {
1356                 FileFragment details = (FileFragment) getSupportFragmentManager().findFragmentByTag(FileDetailFragment.FTAG);
1357                 if (details != null && removedFile.equals(details.getFile())) {
1358                     FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
1359                     transaction.replace(R.id.file_details_container, new FileDetailFragment(null, null)); // empty FileDetailFragment
1360                     transaction.commit();
1361                 }
1362             }
1363             if (mStorageManager.getFileById(removedFile.getParentId()).equals(mCurrentDir)) {
1364                 mFileList.listDirectory();
1365             }
1366
1367         } else {
1368             Toast msg = Toast.makeText(this, R.string.remove_fail_msg, Toast.LENGTH_LONG);
1369             msg.show();
1370             if (result.isSslRecoverableException()) {
1371                 mLastSslUntrustedServerResult = result;
1372                 showDialog(DIALOG_SSL_VALIDATOR);
1373             }
1374         }
1375     }
1376
1377     /**
1378      * Updates the view associated to the activity after the finish of an operation trying to rename a
1379      * file.
1380      *
1381      * @param operation     Renaming operation performed.
1382      * @param result        Result of the renaming.
1383      */
1384     private void onRenameFileOperationFinish(RenameFileOperation operation, RemoteOperationResult result) {
1385         dismissDialog(DIALOG_SHORT_WAIT);
1386         OCFile renamedFile = operation.getFile();
1387         if (result.isSuccess()) {
1388             if (mDualPane) {
1389                 FileFragment details = (FileFragment) getSupportFragmentManager().findFragmentByTag(FileDetailFragment.FTAG);
1390                 if (details != null && details instanceof FileDetailFragment && renamedFile.equals(details.getFile()) ) {
1391                     ((FileDetailFragment) details).updateFileDetails(renamedFile, AccountUtils.getCurrentOwnCloudAccount(this));
1392                 }
1393             }
1394             if (mStorageManager.getFileById(renamedFile.getParentId()).equals(mCurrentDir)) {
1395                 mFileList.listDirectory();
1396             }
1397
1398         } else {
1399             if (result.getCode().equals(ResultCode.INVALID_LOCAL_FILE_NAME)) {
1400                 Toast msg = Toast.makeText(this, R.string.rename_local_fail_msg, Toast.LENGTH_LONG);
1401                 msg.show();
1402                 // TODO throw again the new rename dialog
1403             } else {
1404                 Toast msg = Toast.makeText(this, R.string.rename_server_fail_msg, Toast.LENGTH_LONG);
1405                 msg.show();
1406                 if (result.isSslRecoverableException()) {
1407                     mLastSslUntrustedServerResult = result;
1408                     showDialog(DIALOG_SSL_VALIDATOR);
1409                 }
1410             }
1411         }
1412     }
1413
1414
1415     private void onSynchronizeFileOperationFinish(SynchronizeFileOperation operation, RemoteOperationResult result) {
1416         dismissDialog(DIALOG_SHORT_WAIT);
1417         OCFile syncedFile = operation.getLocalFile();
1418         if (!result.isSuccess()) {
1419             if (result.getCode() == ResultCode.SYNC_CONFLICT) {
1420                 Intent i = new Intent(this, ConflictsResolveActivity.class);
1421                 i.putExtra(ConflictsResolveActivity.EXTRA_FILE, syncedFile);
1422                 i.putExtra(ConflictsResolveActivity.EXTRA_ACCOUNT, AccountUtils.getCurrentOwnCloudAccount(this));
1423                 startActivity(i);
1424
1425             } else {
1426                 Toast msg = Toast.makeText(this, R.string.sync_file_fail_msg, Toast.LENGTH_LONG);
1427                 msg.show();
1428             }
1429
1430         } else {
1431             if (operation.transferWasRequested()) {
1432                 mFileList.listDirectory();
1433                 onTransferStateChanged(syncedFile, true, true);
1434
1435             } else {
1436                 Toast msg = Toast.makeText(this, R.string.sync_file_nothing_to_do_msg, Toast.LENGTH_LONG);
1437                 msg.show();
1438             }
1439         }
1440     }
1441
1442
1443     /**
1444      * {@inheritDoc}
1445      */
1446     @Override
1447     public void onTransferStateChanged(OCFile file, boolean downloading, boolean uploading) {
1448         /*OCFileListFragment fileListFragment = (OCFileListFragment) getSupportFragmentManager().findFragmentById(R.id.fileList);
1449         if (fileListFragment != null) {
1450             fileListFragment.listDirectory();
1451         }*/
1452         if (mDualPane) {
1453             FileFragment details = (FileFragment) getSupportFragmentManager().findFragmentByTag(FileDetailFragment.FTAG);
1454             if (details != null && details instanceof FileDetailFragment && file.equals(details.getFile()) ) {
1455                 if (downloading || uploading) {
1456                     ((FileDetailFragment)details).updateFileDetails(file, AccountUtils.getCurrentOwnCloudAccount(this));
1457                 } else {
1458                     ((FileDetailFragment)details).updateFileDetails(false, true);
1459                 }
1460             }
1461         }
1462     }
1463
1464
1465     @Override
1466     public void showFragmentWithDetails(OCFile file) {
1467         if (mDualPane) {
1468             FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
1469             transaction.replace(R.id.file_details_container, new FileDetailFragment(file, AccountUtils.getCurrentOwnCloudAccount(this)), FileDetailFragment.FTAG);
1470             transaction.commit();
1471
1472         } else {
1473             Intent showDetailsIntent = new Intent(this, FileDetailActivity.class);
1474             showDetailsIntent.putExtra(FileDetailFragment.EXTRA_FILE, file);
1475             showDetailsIntent.putExtra(FileDetailFragment.EXTRA_ACCOUNT, AccountUtils.getCurrentOwnCloudAccount(this));
1476             showDetailsIntent.putExtra(FileDetailActivity.EXTRA_MODE, FileDetailActivity.MODE_DETAILS);
1477             startActivity(showDetailsIntent);
1478         }
1479     }
1480
1481     public void onDismiss(EditNameDialog dialog) {
1482         //dialog.dismiss();
1483         if (dialog.getResult()) {
1484             String newDirectoryName = dialog.getNewFilename().trim();
1485             Log.d(TAG, "'create directory' dialog dismissed with new name " + newDirectoryName);
1486             if (newDirectoryName.length() > 0) {
1487                 String path;
1488                 if (mCurrentDir == null) {
1489                     // this is just a patch; we should ensure that mCurrentDir never is null
1490                     if (!mStorageManager.fileExists(OCFile.PATH_SEPARATOR)) {
1491                         OCFile file = new OCFile(OCFile.PATH_SEPARATOR);
1492                         mStorageManager.saveFile(file);
1493                     }
1494                     mCurrentDir = mStorageManager.getFileByPath(OCFile.PATH_SEPARATOR);
1495                 }
1496                 path = FileDisplayActivity.this.mCurrentDir.getRemotePath();
1497
1498                 // Create directory
1499                 path += newDirectoryName + OCFile.PATH_SEPARATOR;
1500                 Thread thread = new Thread(new DirectoryCreator(path,  AccountUtils.getCurrentOwnCloudAccount(FileDisplayActivity.this), new Handler()));
1501                 thread.start();
1502
1503                 showDialog(DIALOG_SHORT_WAIT);
1504             }
1505         }
1506     }
1507
1508     private void requestForDownload() {
1509         Account account = AccountUtils.getCurrentOwnCloudAccount(this);
1510         if (!mDownloaderBinder.isDownloading(account, mWaitingToPreview)) {
1511             Intent i = new Intent(this, FileDownloader.class);
1512             i.putExtra(FileDownloader.EXTRA_ACCOUNT, account);
1513             i.putExtra(FileDownloader.EXTRA_FILE, mWaitingToPreview);
1514             startService(i);
1515         }
1516     }
1517
1518
1519 }