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 version 2,
   7  *   as published by the Free Software Foundation.
   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 import java.io.IOException;
  23
  24 import android.accounts.Account;
  25 import android.accounts.AuthenticatorException;
  26 import android.accounts.OperationCanceledException;
  27 import android.app.AlertDialog;
  28 import android.app.ProgressDialog;
  29 import android.app.Dialog;
  30 import android.content.BroadcastReceiver;
  31 import android.content.ComponentName;
  32 import android.content.ContentResolver;
  33 import android.content.Context;
  34 import android.content.DialogInterface;
  35 import android.content.Intent;
  36 import android.content.IntentFilter;
  37 import android.content.ServiceConnection;
  38 import android.content.SharedPreferences;
  39 import android.content.res.Resources.NotFoundException;
  40 import android.database.Cursor;
  41 import android.net.Uri;
  42 import android.os.Bundle;
  43 import android.os.Handler;
  44 import android.os.IBinder;
  45 import android.preference.PreferenceManager;
  46 import android.provider.MediaStore;
  47 import android.support.v4.app.Fragment;
  48 import android.support.v4.app.FragmentManager;
  49 import android.support.v4.app.FragmentTransaction;
  50 import android.util.Log;
  51 import android.view.View;
  52 import android.view.ViewGroup;
  53 import android.widget.ArrayAdapter;
  54 import android.widget.Button;
  55 import android.widget.TextView;
  56 import android.widget.Toast;
  57
  58 import com.actionbarsherlock.app.ActionBar;
  59 import com.actionbarsherlock.app.ActionBar.OnNavigationListener;
  60 import com.actionbarsherlock.view.Menu;
  61 import com.actionbarsherlock.view.MenuInflater;
  62 import com.actionbarsherlock.view.MenuItem;
  63 import com.actionbarsherlock.view.Window;
  64 import com.owncloud.android.Log_OC;
  65 import com.owncloud.android.R;
  66 import com.owncloud.android.authentication.AccountAuthenticator;
  67 import com.owncloud.android.authentication.AccountUtils;
  68 import com.owncloud.android.authentication.AccountUtils.AccountNotFoundException;
  69 import com.owncloud.android.datamodel.DataStorageManager;
  70 import com.owncloud.android.datamodel.FileDataStorageManager;
  71 import com.owncloud.android.datamodel.OCFile;
  72 import com.owncloud.android.files.services.FileDownloader;
  73 import com.owncloud.android.files.services.FileDownloader.FileDownloaderBinder;
  74 import com.owncloud.android.files.services.FileObserverService;
  75 import com.owncloud.android.files.services.FileUploader;
  76 import com.owncloud.android.files.services.FileUploader.FileUploaderBinder;
  77 import com.owncloud.android.network.OwnCloudClientUtils;
  78 import com.owncloud.android.operations.CreateFolderOperation;
  79 import com.owncloud.android.operations.OnRemoteOperationListener;
  80 import com.owncloud.android.operations.RemoteOperation;
  81 import com.owncloud.android.operations.RemoteOperationResult;
  82 import com.owncloud.android.operations.RemoveFileOperation;
  83 import com.owncloud.android.operations.RenameFileOperation;
  84 import com.owncloud.android.operations.SynchronizeFileOperation;
  85 import com.owncloud.android.operations.SynchronizeFolderOperation;
  86 import com.owncloud.android.operations.RemoteOperationResult.ResultCode;
  87 import com.owncloud.android.syncadapter.FileSyncService;
  88 import com.owncloud.android.ui.dialog.EditNameDialog;
  89 import com.owncloud.android.ui.dialog.LoadingDialog;
  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.PreviewMediaFragment;
  98 import com.owncloud.android.ui.preview.PreviewVideoActivity;
  99
 100 import eu.alefzero.webdav.WebdavClient;
 101
 102 /**
 103  * Displays, what files the user has available in his ownCloud.
 104  *
 105  * @author Bartek Przybylski
 106  * @author David A. Velasco
 107  */
 108
 109 public class FileDisplayActivity extends FileActivity implements
 110 OCFileListFragment.ContainerActivity, FileDetailFragment.ContainerActivity, OnNavigationListener, OnSslValidatorListener, OnRemoteOperationListener, EditNameDialogListener {
 111
 112     private ArrayAdapter<String> mDirectories;
 113
 114     /** Access point to the cached database for the current ownCloud {@link Account} */
 115     private DataStorageManager mStorageManager = null;
 116
 117     private SyncBroadcastReceiver mSyncBroadcastReceiver;
 118     private UploadFinishReceiver mUploadFinishReceiver;
 119     private DownloadFinishReceiver mDownloadFinishReceiver;
 120     private FileDownloaderBinder mDownloaderBinder = null;
 121     private FileUploaderBinder mUploaderBinder = null;
 122     private ServiceConnection mDownloadConnection = null, mUploadConnection = null;
 123     private RemoteOperationResult mLastSslUntrustedServerResult = null;
 124
 125     private boolean mDualPane;
 126     private View mLeftFragmentContainer;
 127     private View mRightFragmentContainer;
 128
 129     private static final String KEY_WAITING_TO_PREVIEW = "WAITING_TO_PREVIEW";
 130
 131     public static final int DIALOG_SHORT_WAIT = 0;
 132     private static final int DIALOG_CHOOSE_UPLOAD_SOURCE = 1;
 133     private static final int DIALOG_SSL_VALIDATOR = 2;
 134     private static final int DIALOG_CERT_NOT_SAVED = 3;
 135
 136     private static final String DIALOG_WAIT_TAG = "DIALOG_WAIT";
 137
 138     public static final String ACTION_DETAILS = "com.owncloud.android.ui.activity.action.DETAILS";
 139
 140     private static final int ACTION_SELECT_CONTENT_FROM_APPS = 1;
 141     private static final int ACTION_SELECT_MULTIPLE_FILES = 2;
 142
 143     private static final String TAG = FileDisplayActivity.class.getSimpleName();
 144
 145     private static final String TAG_LIST_OF_FILES = "LIST_OF_FILES";
 146     private static final String TAG_SECOND_FRAGMENT = "SECOND_FRAGMENT";
 147
 148     private OCFile mWaitingToPreview;
 149     private Handler mHandler;
 150
 151     private boolean mSyncInProgress = false;
 152
 153     @Override
 154     protected void onCreate(Bundle savedInstanceState) {
 155         Log_OC.d(TAG, "onCreate() start");
 156         requestWindowFeature(Window.FEATURE_INDETERMINATE_PROGRESS);
 157
 158         super.onCreate(savedInstanceState); // this calls onAccountChanged() when ownCloud Account is valid
 159
 160         mHandler = new Handler();
 161
 162         /// bindings to transference services
 163         mUploadConnection = new ListServiceConnection();
 164         mDownloadConnection = new ListServiceConnection();
 165         bindService(new Intent(this, FileUploader.class), mUploadConnection, Context.BIND_AUTO_CREATE);
 166         bindService(new Intent(this, FileDownloader.class), mDownloadConnection, Context.BIND_AUTO_CREATE);
 167
 168         // PIN CODE request ;  best location is to decide, let's try this first
 169         if (getIntent().getAction() != null && getIntent().getAction().equals(Intent.ACTION_MAIN) && savedInstanceState == null) {
 170             requestPinCode();
 171         }
 172
 173         /// file observer
 174         Intent observer_intent = new Intent(this, FileObserverService.class);
 175         observer_intent.putExtra(FileObserverService.KEY_FILE_CMD, FileObserverService.CMD_INIT_OBSERVED_LIST);
 176         startService(observer_intent);
 177
 178         /// Load of saved instance state
 179         if(savedInstanceState != null) {
 180             mWaitingToPreview = (OCFile) savedInstanceState.getParcelable(FileDisplayActivity.KEY_WAITING_TO_PREVIEW);
 181
 182         } else {
 183             mWaitingToPreview = null;
 184         }
 185
 186         /// USER INTERFACE
 187
 188         // Inflate and set the layout view
 189         setContentView(R.layout.files);
 190         mDualPane = getResources().getBoolean(R.bool.large_land_layout);
 191         mLeftFragmentContainer = findViewById(R.id.left_fragment_container);
 192         mRightFragmentContainer = findViewById(R.id.right_fragment_container);
 193         if (savedInstanceState == null) {
 194             createMinFragments();
 195         }
 196
 197         // Action bar setup
 198         mDirectories = new CustomArrayAdapter<String>(this, R.layout.sherlock_spinner_dropdown_item);
 199         getSupportActionBar().setHomeButtonEnabled(true);       // mandatory since Android ICS, according to the official documentation
 200         setSupportProgressBarIndeterminateVisibility(false);    // always AFTER setContentView(...) ; to work around bug in its implementation
 201
 202         Log_OC.d(TAG, "onCreate() end");
 203     }
 204
 205
 206     @Override
 207     protected void onDestroy() {
 208         super.onDestroy();
 209         if (mDownloadConnection != null)
 210             unbindService(mDownloadConnection);
 211         if (mUploadConnection != null)
 212             unbindService(mUploadConnection);
 213     }
 214
 215
 216     /**
 217      *  Called when the ownCloud {@link Account} associated to the Activity was just updated.
 218      */
 219     @Override
 220     protected void onAccountSet(boolean stateWasRecovered) {
 221         if (getAccount() != null) {
 222             mStorageManager = new FileDataStorageManager(getAccount(), getContentResolver());
 223
 224             /// Check whether the 'main' OCFile handled by the Activity is contained in the current Account
 225             OCFile file = getFile();
 226             if (file != null) {
 227                 if (file.isDown() && file.getLastSyncDateForProperties() == 0) {
 228                     // upload in progress - right now, files are not inserted in the local cache until the upload is successful
 229                     if (mStorageManager.getFileById(file.getParentId()) == null) {
 230                         file = null;    // not able to know the directory where the file is uploading
 231                     }
 232                 } else {
 233                     file = mStorageManager.getFileByPath(file.getRemotePath());   // currentDir = null if not in the current Account
 234                 }
 235             }
 236             if (file == null) {
 237                 // fall back to root folder
 238                 file = mStorageManager.getFileByPath(OCFile.PATH_SEPARATOR);  // never returns null
 239             }
 240             setFile(file);
 241             mDirectories.clear();
 242             OCFile fileIt = file;
 243             while(fileIt != null && fileIt.getFileName() != OCFile.PATH_SEPARATOR) {
 244                 if (fileIt.isDirectory()) {
 245                     mDirectories.add(fileIt.getFileName());
 246                 }
 247                 fileIt = mStorageManager.getFileById(fileIt.getParentId());
 248             }
 249             mDirectories.add(OCFile.PATH_SEPARATOR);
 250             if (!stateWasRecovered) {
 251                 Log_OC.e(TAG, "Initializing Fragments in onAccountChanged..");
 252                 initFragmentsWithFile();
 253
 254             } else {
 255                 updateFragmentsVisibility(!file.isDirectory());
 256                 updateNavigationElementsInActionBar(file.isDirectory() ? null : file);
 257             }
 258
 259
 260         } else {
 261             Log_OC.wtf(TAG, "onAccountChanged was called with NULL account associated!");
 262         }
 263     }
 264
 265
 266     private void createMinFragments() {
 267         OCFileListFragment listOfFiles = new OCFileListFragment();
 268         FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
 269         transaction.add(R.id.left_fragment_container, listOfFiles, TAG_LIST_OF_FILES);
 270         transaction.commit();
 271     }
 272
 273     private void initFragmentsWithFile() {
 274         if (getAccount() != null && getFile() != null) {
 275             /// First fragment
 276             OCFileListFragment listOfFiles = getListOfFilesFragment();
 277             if (listOfFiles != null) {
 278                 listOfFiles.listDirectory(getCurrentDir());
 279             } else {
 280                 Log.e(TAG, "Still have a chance to lose the initializacion of list fragment >(");
 281             }
 282
 283             /// Second fragment
 284             OCFile file = getFile();
 285             Fragment secondFragment = chooseInitialSecondFragment(file);
 286             if (secondFragment != null) {
 287                 setSecondFragment(secondFragment);
 288                 updateFragmentsVisibility(true);
 289                 updateNavigationElementsInActionBar(file);
 290
 291             } else {
 292                 cleanSecondFragment();
 293             }
 294
 295         } else {
 296             Log.wtf(TAG, "initFragments() called with invalid NULLs!");
 297             if (getAccount() == null) {
 298                 Log.wtf(TAG, "\t account is NULL");
 299             }
 300             if (getFile() == null) {
 301                 Log.wtf(TAG, "\t file is NULL");
 302             }
 303         }
 304     }
 305
 306     private Fragment chooseInitialSecondFragment(OCFile file) {
 307         Fragment secondFragment = null;
 308         if (file != null && !file.isDirectory()) {
 309             if (file.isDown() && PreviewMediaFragment.canBePreviewed(file)
 310                     && file.getLastSyncDateForProperties() > 0  // temporal fix
 311                     ) {
 312                 int startPlaybackPosition = getIntent().getIntExtra(PreviewVideoActivity.EXTRA_START_POSITION, 0);
 313                 boolean autoplay = getIntent().getBooleanExtra(PreviewVideoActivity.EXTRA_AUTOPLAY, true);
 314                 secondFragment = new PreviewMediaFragment(file, getAccount(), startPlaybackPosition, autoplay);
 315
 316             } else {
 317                 secondFragment = new FileDetailFragment(file, getAccount());
 318             }
 319         }
 320         return secondFragment;
 321     }
 322
 323
 324     /**
 325      * Replaces the second fragment managed by the activity with the received as
 326      * a parameter.
 327      *
 328      * Assumes never will be more than two fragments managed at the same time.
 329      *
 330      * @param fragment      New second Fragment to set.
 331      */
 332     private void setSecondFragment(Fragment fragment) {
 333         FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
 334         transaction.replace(R.id.right_fragment_container, fragment, TAG_SECOND_FRAGMENT);
 335         transaction.commit();
 336     }
 337
 338
 339     private void updateFragmentsVisibility(boolean existsSecondFragment) {
 340         if (mDualPane) {
 341             if (mLeftFragmentContainer.getVisibility() != View.VISIBLE) {
 342                 mLeftFragmentContainer.setVisibility(View.VISIBLE);
 343             }
 344             if (mRightFragmentContainer.getVisibility() != View.VISIBLE) {
 345                 mRightFragmentContainer.setVisibility(View.VISIBLE);
 346             }
 347
 348         } else if (existsSecondFragment) {
 349             if (mLeftFragmentContainer.getVisibility() != View.GONE) {
 350                 mLeftFragmentContainer.setVisibility(View.GONE);
 351             }
 352             if (mRightFragmentContainer.getVisibility() != View.VISIBLE) {
 353                 mRightFragmentContainer.setVisibility(View.VISIBLE);
 354             }
 355
 356         } else {
 357             if (mLeftFragmentContainer.getVisibility() != View.VISIBLE) {
 358                 mLeftFragmentContainer.setVisibility(View.VISIBLE);
 359             }
 360             if (mRightFragmentContainer.getVisibility() != View.GONE) {
 361                 mRightFragmentContainer.setVisibility(View.GONE);
 362             }
 363         }
 364     }
 365
 366
 367     private OCFileListFragment getListOfFilesFragment() {
 368         Fragment listOfFiles = getSupportFragmentManager().findFragmentByTag(FileDisplayActivity.TAG_LIST_OF_FILES);
 369         if (listOfFiles != null) {
 370             return (OCFileListFragment)listOfFiles;
 371         }
 372         Log_OC.wtf(TAG, "Access to unexisting list of files fragment!!");
 373         return null;
 374     }
 375
 376     protected FileFragment getSecondFragment() {
 377         Fragment second = getSupportFragmentManager().findFragmentByTag(FileDisplayActivity.TAG_SECOND_FRAGMENT);
 378         if (second != null) {
 379             return (FileFragment)second;
 380         }
 381         return null;
 382     }
 383
 384     public void cleanSecondFragment() {
 385         Fragment second = getSecondFragment();
 386         if (second != null) {
 387             FragmentTransaction tr = getSupportFragmentManager().beginTransaction();
 388             tr.remove(second);
 389             tr.commit();
 390         }
 391         updateFragmentsVisibility(false);
 392         updateNavigationElementsInActionBar(null);
 393     }
 394
 395     protected void refeshListOfFilesFragment() {
 396         OCFileListFragment fileListFragment = getListOfFilesFragment();
 397         if (fileListFragment != null) {
 398             fileListFragment.listDirectory();
 399         }
 400     }
 401
 402     protected void refreshSecondFragment(String downloadEvent, String downloadedRemotePath, boolean success) {
 403         FileFragment secondFragment = getSecondFragment();
 404         boolean waitedPreview = (mWaitingToPreview != null && mWaitingToPreview.getRemotePath().equals(downloadedRemotePath));
 405         if (secondFragment != null && secondFragment instanceof FileDetailFragment) {
 406             FileDetailFragment detailsFragment = (FileDetailFragment) secondFragment;
 407             OCFile fileInFragment = detailsFragment.getFile();
 408             if (fileInFragment != null && !downloadedRemotePath.equals(fileInFragment.getRemotePath())) {
 409                 // the user browsed to other file ; forget the automatic preview
 410                 mWaitingToPreview = null;
 411
 412             } else if (downloadEvent.equals(FileDownloader.DOWNLOAD_ADDED_MESSAGE)) {
 413                 // grant that the right panel updates the progress bar
 414                 detailsFragment.listenForTransferProgress();
 415                 detailsFragment.updateFileDetails(true, false);
 416
 417             } else if (downloadEvent.equals(FileDownloader.DOWNLOAD_FINISH_MESSAGE)) {
 418                 //  update the right panel
 419                 boolean detailsFragmentChanged = false;
 420                 if (waitedPreview) {
 421                     if (success) {
 422                         mWaitingToPreview = mStorageManager.getFileById(mWaitingToPreview.getFileId());   // update the file from database, for the local storage path
 423                         if (PreviewMediaFragment.canBePreviewed(mWaitingToPreview)) {
 424                             startMediaPreview(mWaitingToPreview, 0, true);
 425                             detailsFragmentChanged = true;
 426                         } else {
 427                             openFile(mWaitingToPreview);
 428                         }
 429                     }
 430                     mWaitingToPreview = null;
 431                 }
 432                 if (!detailsFragmentChanged) {
 433                     detailsFragment.updateFileDetails(false, (success));
 434                 }
 435             }
 436         }
 437     }
 438
 439
 440     @Override
 441     public boolean onCreateOptionsMenu(Menu menu) {
 442         MenuInflater inflater = getSherlock().getMenuInflater();
 443         inflater.inflate(R.menu.main_menu, menu);
 444         return true;
 445     }
 446
 447     @Override
 448     public boolean onOptionsItemSelected(MenuItem item) {
 449         boolean retval = true;
 450         switch (item.getItemId()) {
 451         case R.id.action_create_dir: {
 452             EditNameDialog dialog = EditNameDialog.newInstance(getString(R.string.uploader_info_dirname), "", -1, -1, this);
 453             dialog.show(getSupportFragmentManager(), "createdirdialog");
 454             break;
 455         }
 456         case R.id.action_sync_account: {
 457             startSynchronization();
 458             break;
 459         }
 460         case R.id.action_upload: {
 461             showDialog(DIALOG_CHOOSE_UPLOAD_SOURCE);
 462             break;
 463         }
 464         case R.id.action_settings: {
 465             Intent settingsIntent = new Intent(this, Preferences.class);
 466             startActivity(settingsIntent);
 467             break;
 468         }
 469         case android.R.id.home: {
 470             FileFragment second = getSecondFragment();
 471             OCFile currentDir = getCurrentDir();
 472             if((currentDir != null && currentDir.getParentId() != 0) ||
 473                     (second != null && second.getFile() != null)) {
 474                 onBackPressed();
 475
 476             }
 477             break;
 478         }
 479         default:
 480             retval = super.onOptionsItemSelected(item);
 481         }
 482         return retval;
 483     }
 484
 485     private void startSynchronization() {
 486         ContentResolver.cancelSync(null, AccountAuthenticator.AUTHORITY);   // cancel the current synchronizations of any ownCloud account
 487         Bundle bundle = new Bundle();
 488         bundle.putBoolean(ContentResolver.SYNC_EXTRAS_MANUAL, true);
 489         ContentResolver.requestSync(
 490                 getAccount(),
 491                 AccountAuthenticator.AUTHORITY, bundle);
 492     }
 493
 494
 495     @Override
 496     public boolean onNavigationItemSelected(int itemPosition, long itemId) {
 497         int i = itemPosition;
 498         while (i-- != 0) {
 499             onBackPressed();
 500         }
 501         // the next operation triggers a new call to this method, but it's necessary to
 502         // ensure that the name exposed in the action bar is the current directory when the
 503         // user selected it in the navigation list
 504         if (itemPosition != 0)
 505             getSupportActionBar().setSelectedNavigationItem(0);
 506         return true;
 507     }
 508
 509     /**
 510      * Called, when the user selected something for uploading
 511      */
 512     protected void onActivityResult(int requestCode, int resultCode, Intent data) {
 513         super.onActivityResult(requestCode, resultCode, data);
 514
 515         if (requestCode == ACTION_SELECT_CONTENT_FROM_APPS && (resultCode == RESULT_OK || resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)) {
 516             requestSimpleUpload(data, resultCode);
 517
 518         } else if (requestCode == ACTION_SELECT_MULTIPLE_FILES && (resultCode == RESULT_OK || resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)) {
 519             requestMultipleUpload(data, resultCode);
 520
 521         }
 522     }
 523
 524     private void requestMultipleUpload(Intent data, int resultCode) {
 525         String[] filePaths = data.getStringArrayExtra(UploadFilesActivity.EXTRA_CHOSEN_FILES);
 526         if (filePaths != null) {
 527             String[] remotePaths = new String[filePaths.length];
 528             String remotePathBase = "";
 529             for (int j = mDirectories.getCount() - 2; j >= 0; --j) {
 530                 remotePathBase += OCFile.PATH_SEPARATOR + mDirectories.getItem(j);
 531             }
 532             if (!remotePathBase.endsWith(OCFile.PATH_SEPARATOR))
 533                 remotePathBase += OCFile.PATH_SEPARATOR;
 534             for (int j = 0; j< remotePaths.length; j++) {
 535                 remotePaths[j] = remotePathBase + (new File(filePaths[j])).getName();
 536             }
 537
 538             Intent i = new Intent(this, FileUploader.class);
 539             i.putExtra(FileUploader.KEY_ACCOUNT, getAccount());
 540             i.putExtra(FileUploader.KEY_LOCAL_FILE, filePaths);
 541             i.putExtra(FileUploader.KEY_REMOTE_FILE, remotePaths);
 542             i.putExtra(FileUploader.KEY_UPLOAD_TYPE, FileUploader.UPLOAD_MULTIPLE_FILES);
 543             if (resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)
 544                 i.putExtra(FileUploader.KEY_LOCAL_BEHAVIOUR, FileUploader.LOCAL_BEHAVIOUR_MOVE);
 545             startService(i);
 546
 547         } else {
 548             Log_OC.d(TAG, "User clicked on 'Update' with no selection");
 549             Toast t = Toast.makeText(this, getString(R.string.filedisplay_no_file_selected), Toast.LENGTH_LONG);
 550             t.show();
 551             return;
 552         }
 553     }
 554
 555
 556     private void requestSimpleUpload(Intent data, int resultCode) {
 557         String filepath = null;
 558         try {
 559             Uri selectedImageUri = data.getData();
 560
 561             String filemanagerstring = selectedImageUri.getPath();
 562             String selectedImagePath = getPath(selectedImageUri);
 563
 564             if (selectedImagePath != null)
 565                 filepath = selectedImagePath;
 566             else
 567                 filepath = filemanagerstring;
 568
 569         } catch (Exception e) {
 570             Log_OC.e(TAG, "Unexpected exception when trying to read the result of Intent.ACTION_GET_CONTENT", e);
 571             e.printStackTrace();
 572
 573         } finally {
 574             if (filepath == null) {
 575                 Log_OC.e(TAG, "Couldnt resolve path to file");
 576                 Toast t = Toast.makeText(this, getString(R.string.filedisplay_unexpected_bad_get_content), Toast.LENGTH_LONG);
 577                 t.show();
 578                 return;
 579             }
 580         }
 581
 582         Intent i = new Intent(this, FileUploader.class);
 583         i.putExtra(FileUploader.KEY_ACCOUNT,
 584                 getAccount());
 585         String remotepath = new String();
 586         for (int j = mDirectories.getCount() - 2; j >= 0; --j) {
 587             remotepath += OCFile.PATH_SEPARATOR + mDirectories.getItem(j);
 588         }
 589         if (!remotepath.endsWith(OCFile.PATH_SEPARATOR))
 590             remotepath += OCFile.PATH_SEPARATOR;
 591         remotepath += new File(filepath).getName();
 592
 593         i.putExtra(FileUploader.KEY_LOCAL_FILE, filepath);
 594         i.putExtra(FileUploader.KEY_REMOTE_FILE, remotepath);
 595         i.putExtra(FileUploader.KEY_UPLOAD_TYPE, FileUploader.UPLOAD_SINGLE_FILE);
 596         if (resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)
 597             i.putExtra(FileUploader.KEY_LOCAL_BEHAVIOUR, FileUploader.LOCAL_BEHAVIOUR_MOVE);
 598         startService(i);
 599     }
 600
 601     @Override
 602     public void onBackPressed() {
 603         if (!mSyncInProgress) {
 604             OCFileListFragment listOfFiles = getListOfFilesFragment();
 605             if (mDualPane || getSecondFragment() == null) {
 606                 if (listOfFiles != null) {  // should never be null, indeed
 607                     if (mDirectories.getCount() <= 1) {
 608                         finish();
 609                         return;
 610                     }
 611                     popDirname();
 612                     listOfFiles.onBrowseUp();
 613                 }
 614             }
 615             if (listOfFiles != null) {  // should never be null, indeed
 616                 setFile(listOfFiles.getCurrentFile());
 617             }
 618             cleanSecondFragment();
 619         }
 620     }
 621
 622     @Override
 623     protected void onSaveInstanceState(Bundle outState) {
 624         // responsibility of restore is preferred in onCreate() before than in onRestoreInstanceState when there are Fragments involved
 625         Log_OC.e(TAG, "onSaveInstanceState() start");
 626         super.onSaveInstanceState(outState);
 627         outState.putParcelable(FileDisplayActivity.KEY_WAITING_TO_PREVIEW, mWaitingToPreview);
 628         Log_OC.d(TAG, "onSaveInstanceState() end");
 629     }
 630
 631
 632
 633     @Override
 634     protected void onResume() {
 635         super.onResume();
 636         Log_OC.e(TAG, "onResume() start");
 637
 638         // Listen for sync messages
 639         IntentFilter syncIntentFilter = new IntentFilter(FileSyncService.SYNC_MESSAGE);
 640         mSyncBroadcastReceiver = new SyncBroadcastReceiver();
 641         registerReceiver(mSyncBroadcastReceiver, syncIntentFilter);
 642
 643         // Listen for upload messages
 644         IntentFilter uploadIntentFilter = new IntentFilter(FileUploader.UPLOAD_FINISH_MESSAGE);
 645         mUploadFinishReceiver = new UploadFinishReceiver();
 646         registerReceiver(mUploadFinishReceiver, uploadIntentFilter);
 647
 648         // Listen for download messages
 649         IntentFilter downloadIntentFilter = new IntentFilter(FileDownloader.DOWNLOAD_ADDED_MESSAGE);
 650         downloadIntentFilter.addAction(FileDownloader.DOWNLOAD_FINISH_MESSAGE);
 651         mDownloadFinishReceiver = new DownloadFinishReceiver();
 652         registerReceiver(mDownloadFinishReceiver, downloadIntentFilter);
 653
 654         Log_OC.d(TAG, "onResume() end");
 655     }
 656
 657
 658     @Override
 659     protected void onPause() {
 660         super.onPause();
 661         Log_OC.e(TAG, "onPause() start");
 662         if (mSyncBroadcastReceiver != null) {
 663             unregisterReceiver(mSyncBroadcastReceiver);
 664             mSyncBroadcastReceiver = null;
 665         }
 666         if (mUploadFinishReceiver != null) {
 667             unregisterReceiver(mUploadFinishReceiver);
 668             mUploadFinishReceiver = null;
 669         }
 670         if (mDownloadFinishReceiver != null) {
 671             unregisterReceiver(mDownloadFinishReceiver);
 672             mDownloadFinishReceiver = null;
 673         }
 674
 675         Log_OC.d(TAG, "onPause() end");
 676     }
 677
 678
 679     @Override
 680     protected void onPrepareDialog(int id, Dialog dialog, Bundle args) {
 681         if (id == DIALOG_SSL_VALIDATOR && mLastSslUntrustedServerResult != null) {
 682             ((SslValidatorDialog)dialog).updateResult(mLastSslUntrustedServerResult);
 683         }
 684     }
 685
 686
 687     @Override
 688     protected Dialog onCreateDialog(int id) {
 689         Dialog dialog = null;
 690         AlertDialog.Builder builder;
 691         switch (id) {
 692         case DIALOG_SHORT_WAIT: {
 693             ProgressDialog working_dialog = new ProgressDialog(this);
 694             working_dialog.setMessage(getResources().getString(
 695                     R.string.wait_a_moment));
 696             working_dialog.setIndeterminate(true);
 697             working_dialog.setCancelable(false);
 698             dialog = working_dialog;
 699             break;
 700         }
 701         case DIALOG_CHOOSE_UPLOAD_SOURCE: {
 702
 703             String[] items = null;
 704
 705             String[] allTheItems = { getString(R.string.actionbar_upload_files),
 706                     getString(R.string.actionbar_upload_from_apps),
 707                     getString(R.string.actionbar_failed_instant_upload) };
 708
 709             String[] commonItems = { getString(R.string.actionbar_upload_files),
 710                     getString(R.string.actionbar_upload_from_apps) };
 711
 712             if (InstantUploadActivity.IS_ENABLED)
 713                 items = allTheItems;
 714             else
 715                 items = commonItems;
 716
 717             builder = new AlertDialog.Builder(this);
 718             builder.setTitle(R.string.actionbar_upload);
 719             builder.setItems(items, new DialogInterface.OnClickListener() {
 720                 public void onClick(DialogInterface dialog, int item) {
 721                     if (item == 0) {
 722                         // if (!mDualPane) {
 723                             Intent action = new Intent(FileDisplayActivity.this, UploadFilesActivity.class);
 724                             action.putExtra(UploadFilesActivity.EXTRA_ACCOUNT, FileDisplayActivity.this.getAccount());
 725                             startActivityForResult(action, ACTION_SELECT_MULTIPLE_FILES);
 726                             // } else {
 727                             // TODO create and handle new fragment
 728                             // LocalFileListFragment
 729                             // }
 730                     } else if (item == 1) {
 731                         Intent action = new Intent(Intent.ACTION_GET_CONTENT);
 732                         action = action.setType("*/*").addCategory(Intent.CATEGORY_OPENABLE);
 733                         startActivityForResult(Intent.createChooser(action, getString(R.string.upload_chooser_title)),
 734                                 ACTION_SELECT_CONTENT_FROM_APPS);
 735                     } else if (item == 2 && InstantUploadActivity.IS_ENABLED) {
 736                         Intent action = new Intent(FileDisplayActivity.this, InstantUploadActivity.class);
 737                         action.putExtra(FileUploader.KEY_ACCOUNT, FileDisplayActivity.this.getAccount());
 738                         startActivity(action);
 739                     }
 740                 }
 741             });
 742             dialog = builder.create();
 743             break;
 744         }
 745         case DIALOG_SSL_VALIDATOR: {
 746             dialog = SslValidatorDialog.newInstance(this, mLastSslUntrustedServerResult, this);
 747             break;
 748         }
 749         case DIALOG_CERT_NOT_SAVED: {
 750             builder = new AlertDialog.Builder(this);
 751             builder.setMessage(getResources().getString(R.string.ssl_validator_not_saved));
 752             builder.setCancelable(false);
 753             builder.setPositiveButton(R.string.common_ok, new DialogInterface.OnClickListener() {
 754                 @Override
 755                 public void onClick(DialogInterface dialog, int which) {
 756                     dialog.dismiss();
 757                 };
 758             });
 759             dialog = builder.create();
 760             break;
 761         }
 762         default:
 763             dialog = null;
 764         }
 765
 766         return dialog;
 767     }
 768
 769
 770     /**
 771      * Show loading dialog
 772      */
 773     public void showLoadingDialog() {
 774         // Construct dialog
 775         LoadingDialog loading = new LoadingDialog(getResources().getString(R.string.wait_a_moment));
 776         FragmentManager fm = getSupportFragmentManager();
 777         FragmentTransaction ft = fm.beginTransaction();
 778         loading.show(ft, DIALOG_WAIT_TAG);
 779
 780     }
 781
 782     /**
 783      * Dismiss loading dialog
 784      */
 785     public void dismissLoadingDialog(){
 786         Fragment frag = getSupportFragmentManager().findFragmentByTag(DIALOG_WAIT_TAG);
 787       if (frag != null) {
 788           LoadingDialog loading = (LoadingDialog) frag;
 789             loading.dismiss();
 790         }
 791     }
 792
 793
 794     /**
 795      * Translates a content URI of an image to a physical path
 796      * on the disk
 797      * @param uri The URI to resolve
 798      * @return The path to the image or null if it could not be found
 799      */
 800     public String getPath(Uri uri) {
 801         String[] projection = { MediaStore.Images.Media.DATA };
 802         Cursor cursor = managedQuery(uri, projection, null, null, null);
 803         if (cursor != null) {
 804             int column_index = cursor
 805                     .getColumnIndexOrThrow(MediaStore.Images.Media.DATA);
 806             cursor.moveToFirst();
 807             return cursor.getString(column_index);
 808         }
 809         return null;
 810     }
 811
 812     /**
 813      * Pushes a directory to the drop down list
 814      * @param directory to push
 815      * @throws IllegalArgumentException If the {@link OCFile#isDirectory()} returns false.
 816      */
 817     public void pushDirname(OCFile directory) {
 818         if(!directory.isDirectory()){
 819             throw new IllegalArgumentException("Only directories may be pushed!");
 820         }
 821         mDirectories.insert(directory.getFileName(), 0);
 822         setFile(directory);
 823     }
 824
 825     /**
 826      * Pops a directory name from the drop down list
 827      * @return True, unless the stack is empty
 828      */
 829     public boolean popDirname() {
 830         mDirectories.remove(mDirectories.getItem(0));
 831         return !mDirectories.isEmpty();
 832     }
 833
 834     // Custom array adapter to override text colors
 835     private class CustomArrayAdapter<T> extends ArrayAdapter<T> {
 836
 837         public CustomArrayAdapter(FileDisplayActivity ctx, int view) {
 838             super(ctx, view);
 839         }
 840
 841         public View getView(int position, View convertView, ViewGroup parent) {
 842             View v = super.getView(position, convertView, parent);
 843
 844             ((TextView) v).setTextColor(getResources().getColorStateList(
 845                     android.R.color.white));
 846             return v;
 847         }
 848
 849         public View getDropDownView(int position, View convertView,
 850                 ViewGroup parent) {
 851             View v = super.getDropDownView(position, convertView, parent);
 852
 853             ((TextView) v).setTextColor(getResources().getColorStateList(
 854                     android.R.color.white));
 855
 856             return v;
 857         }
 858
 859     }
 860
 861     private class SyncBroadcastReceiver extends BroadcastReceiver {
 862
 863         /**
 864          * {@link BroadcastReceiver} to enable syncing feedback in UI
 865          */
 866         @Override
 867         public void onReceive(Context context, Intent intent) {
 868             boolean inProgress = intent.getBooleanExtra(FileSyncService.IN_PROGRESS, false);
 869             String accountName = intent.getStringExtra(FileSyncService.ACCOUNT_NAME);
 870
 871             Log_OC.d(TAG, "sync of account " + accountName + " is in_progress: " + inProgress);
 872
 873             if (getAccount() != null && accountName.equals(getAccount().name)) {
 874
 875                 String synchFolderRemotePath = intent.getStringExtra(FileSyncService.SYNC_FOLDER_REMOTE_PATH);
 876
 877                 boolean fillBlankRoot = false;
 878                 OCFile currentDir = getCurrentDir();
 879                 if (currentDir == null) {
 880                     currentDir = mStorageManager.getFileByPath(OCFile.PATH_SEPARATOR);
 881                     fillBlankRoot = (currentDir != null);
 882                 }
 883
 884                 if ((synchFolderRemotePath != null && currentDir != null && (currentDir.getRemotePath().equals(synchFolderRemotePath)))
 885                         || fillBlankRoot ) {
 886                     if (!fillBlankRoot)
 887                         currentDir = getStorageManager().getFileByPath(synchFolderRemotePath);
 888                     OCFileListFragment fileListFragment = getListOfFilesFragment();
 889                     if (fileListFragment != null) {
 890                         fileListFragment.listDirectory(currentDir);
 891                     }
 892                     if (getSecondFragment() == null)
 893                         setFile(currentDir);
 894                 }
 895
 896                 setSupportProgressBarIndeterminateVisibility(inProgress);
 897                 removeStickyBroadcast(intent);
 898
 899             }
 900
 901             RemoteOperationResult synchResult = (RemoteOperationResult)intent.getSerializableExtra(FileSyncService.SYNC_RESULT);
 902             if (synchResult != null) {
 903                 if (synchResult.getCode().equals(RemoteOperationResult.ResultCode.SSL_RECOVERABLE_PEER_UNVERIFIED)) {
 904                     mLastSslUntrustedServerResult = synchResult;
 905                     showDialog(DIALOG_SSL_VALIDATOR);
 906                 }
 907             }
 908         }
 909     }
 910
 911
 912     private class UploadFinishReceiver extends BroadcastReceiver {
 913         /**
 914          * Once the file upload has finished -> update view
 915          *  @author David A. Velasco
 916          * {@link BroadcastReceiver} to enable upload feedback in UI
 917          */
 918         @Override
 919         public void onReceive(Context context, Intent intent) {
 920             String uploadedRemotePath = intent.getStringExtra(FileDownloader.EXTRA_REMOTE_PATH);
 921             String accountName = intent.getStringExtra(FileUploader.ACCOUNT_NAME);
 922             boolean sameAccount = getAccount() != null && accountName.equals(getAccount().name);
 923             OCFile currentDir = getCurrentDir();
 924             boolean isDescendant = (currentDir != null) && (uploadedRemotePath != null) && (uploadedRemotePath.startsWith(currentDir.getRemotePath()));
 925             if (sameAccount && isDescendant) {
 926                 refeshListOfFilesFragment();
 927             }
 928         }
 929
 930     }
 931
 932
 933     /**
 934      * Class waiting for broadcast events from the {@link FielDownloader} service.
 935      *
 936      * Updates the UI when a download is started or finished, provided that it is relevant for the
 937      * current folder.
 938      */
 939     private class DownloadFinishReceiver extends BroadcastReceiver {
 940         @Override
 941         public void onReceive(Context context, Intent intent) {
 942             boolean sameAccount = isSameAccount(context, intent);
 943             String downloadedRemotePath = intent.getStringExtra(FileDownloader.EXTRA_REMOTE_PATH);
 944             boolean isDescendant = isDescendant(downloadedRemotePath);
 945
 946             if (sameAccount && isDescendant) {
 947                 refeshListOfFilesFragment();
 948                 refreshSecondFragment(intent.getAction(), downloadedRemotePath, intent.getBooleanExtra(FileDownloader.EXTRA_DOWNLOAD_RESULT, false));
 949             }
 950
 951             removeStickyBroadcast(intent);
 952         }
 953
 954         private boolean isDescendant(String downloadedRemotePath) {
 955             OCFile currentDir = getCurrentDir();
 956             return (currentDir != null && downloadedRemotePath != null && downloadedRemotePath.startsWith(currentDir.getRemotePath()));
 957         }
 958
 959         private boolean isSameAccount(Context context, Intent intent) {
 960             String accountName = intent.getStringExtra(FileDownloader.ACCOUNT_NAME);
 961             return (accountName != null && getAccount() != null && accountName.equals(getAccount().name));
 962         }
 963     }
 964
 965
 966     /**
 967      * {@inheritDoc}
 968      */
 969     @Override
 970     public DataStorageManager getStorageManager() {
 971         return mStorageManager;
 972     }
 973
 974
 975     /**
 976      * {@inheritDoc}
 977      *
 978      * Updates action bar and second fragment, if in dual pane mode.
 979      */
 980     @Override
 981     public void onBrowsedDownTo(OCFile directory) {
 982         pushDirname(directory);
 983         cleanSecondFragment();
 984
 985         // Sync Folder
 986         startSyncFolderOperation(directory.getRemotePath(), directory.getFileId());
 987
 988     }
 989
 990     /**
 991      * Opens the image gallery showing the image {@link OCFile} received as parameter.
 992      *
 993      * @param file                      Image {@link OCFile} to show.
 994      */
 995     @Override
 996     public void startImagePreview(OCFile file) {
 997         Intent showDetailsIntent = new Intent(this, PreviewImageActivity.class);
 998         showDetailsIntent.putExtra(EXTRA_FILE, file);
 999         showDetailsIntent.putExtra(EXTRA_ACCOUNT, getAccount());
1000         startActivity(showDetailsIntent);
1001     }
1002
1003     /**
1004      * Stars the preview of an already down media {@link OCFile}.
1005      *
1006      * @param file                      Media {@link OCFile} to preview.
1007      * @param startPlaybackPosition     Media position where the playback will be started, in milliseconds.
1008      * @param autoplay                  When 'true', the playback will start without user interactions.
1009      */
1010     @Override
1011     public void startMediaPreview(OCFile file, int startPlaybackPosition, boolean autoplay) {
1012         Fragment mediaFragment = new PreviewMediaFragment(file, getAccount(), startPlaybackPosition, autoplay);
1013         setSecondFragment(mediaFragment);
1014         updateFragmentsVisibility(true);
1015         updateNavigationElementsInActionBar(file);
1016         setFile(file);
1017     }
1018
1019     /**
1020      * Requests the download of the received {@link OCFile} , updates the UI
1021      * to monitor the download progress and prepares the activity to preview
1022      * or open the file when the download finishes.
1023      *
1024      * @param file          {@link OCFile} to download and preview.
1025      */
1026     @Override
1027     public void startDownloadForPreview(OCFile file) {
1028         Fragment detailFragment = new FileDetailFragment(file, getAccount());
1029         setSecondFragment(detailFragment);
1030         mWaitingToPreview = file;
1031         requestForDownload();
1032         updateFragmentsVisibility(true);
1033         updateNavigationElementsInActionBar(file);
1034         setFile(file);
1035     }
1036
1037
1038     /**
1039      * Shows the information of the {@link OCFile} received as a
1040      * parameter in the second fragment.
1041      *
1042      * @param file          {@link OCFile} whose details will be shown
1043      */
1044     @Override
1045     public void showDetails(OCFile file) {
1046         Fragment detailFragment = new FileDetailFragment(file, getAccount());
1047         setSecondFragment(detailFragment);
1048         updateFragmentsVisibility(true);
1049         updateNavigationElementsInActionBar(file);
1050         setFile(file);
1051     }
1052
1053
1054     /**
1055      * TODO
1056      */
1057     private void updateNavigationElementsInActionBar(OCFile chosenFile) {
1058         ActionBar actionBar = getSupportActionBar();
1059         if (chosenFile == null || mDualPane) {
1060             // only list of files - set for browsing through folders
1061             OCFile currentDir = getCurrentDir();
1062             actionBar.setDisplayHomeAsUpEnabled(currentDir != null && currentDir.getParentId() != 0 && !mSyncInProgress);
1063             actionBar.setDisplayShowTitleEnabled(false);
1064             actionBar.setNavigationMode(ActionBar.NAVIGATION_MODE_LIST);
1065             actionBar.setListNavigationCallbacks(mDirectories, this);   // assuming mDirectories is updated
1066
1067         } else {
1068             actionBar.setDisplayHomeAsUpEnabled(true);
1069             actionBar.setDisplayShowTitleEnabled(true);
1070             actionBar.setTitle(chosenFile.getFileName());
1071             actionBar.setNavigationMode(ActionBar.NAVIGATION_MODE_STANDARD);
1072         }
1073     }
1074
1075
1076     private void updateDisplayHomeAtSync(){
1077         ActionBar actionBar = getSupportActionBar();
1078         OCFile currentDir = getCurrentDir();
1079         if (currentDir.getParentId() != DataStorageManager.ROOT_PARENT_ID) {
1080             actionBar.setHomeButtonEnabled(!mSyncInProgress);
1081             actionBar.setDisplayHomeAsUpEnabled(!mSyncInProgress);
1082         }
1083         else {
1084             actionBar.setHomeButtonEnabled(true);
1085             actionBar.setDisplayHomeAsUpEnabled(false);
1086         }
1087     }
1088
1089     /**
1090      * {@inheritDoc}
1091      */
1092     @Override
1093     public void onFileStateChanged() {
1094         refeshListOfFilesFragment();
1095         updateNavigationElementsInActionBar(getSecondFragment().getFile());
1096     }
1097
1098
1099     /**
1100      * {@inheritDoc}
1101      */
1102     @Override
1103     public FileDownloaderBinder getFileDownloaderBinder() {
1104         return mDownloaderBinder;
1105     }
1106
1107
1108     /**
1109      * {@inheritDoc}
1110      */
1111     @Override
1112     public FileUploaderBinder getFileUploaderBinder() {
1113         return mUploaderBinder;
1114     }
1115
1116
1117     /** Defines callbacks for service binding, passed to bindService() */
1118     private class ListServiceConnection implements ServiceConnection {
1119
1120         @Override
1121         public void onServiceConnected(ComponentName component, IBinder service) {
1122             if (component.equals(new ComponentName(FileDisplayActivity.this, FileDownloader.class))) {
1123                 Log_OC.d(TAG, "Download service connected");
1124                 mDownloaderBinder = (FileDownloaderBinder) service;
1125                 if (mWaitingToPreview != null) {
1126                     requestForDownload();
1127                 }
1128
1129             } else if (component.equals(new ComponentName(FileDisplayActivity.this, FileUploader.class))) {
1130                 Log_OC.d(TAG, "Upload service connected");
1131                 mUploaderBinder = (FileUploaderBinder) service;
1132             } else {
1133                 return;
1134             }
1135             // a new chance to get the mDownloadBinder through getFileDownloadBinder() - THIS IS A MESS
1136             OCFileListFragment listOfFiles = getListOfFilesFragment();
1137             if (listOfFiles != null) {
1138                 listOfFiles.listDirectory();
1139             }
1140             FileFragment secondFragment = getSecondFragment();
1141             if (secondFragment != null && secondFragment instanceof FileDetailFragment) {
1142                 FileDetailFragment detailFragment = (FileDetailFragment)secondFragment;
1143                 detailFragment.listenForTransferProgress();
1144                 detailFragment.updateFileDetails(false, false);
1145             }
1146         }
1147
1148         @Override
1149         public void onServiceDisconnected(ComponentName component) {
1150             if (component.equals(new ComponentName(FileDisplayActivity.this, FileDownloader.class))) {
1151                 Log_OC.d(TAG, "Download service disconnected");
1152                 mDownloaderBinder = null;
1153             } else if (component.equals(new ComponentName(FileDisplayActivity.this, FileUploader.class))) {
1154                 Log_OC.d(TAG, "Upload service disconnected");
1155                 mUploaderBinder = null;
1156             }
1157         }
1158     };
1159
1160
1161
1162     /**
1163      * Launch an intent to request the PIN code to the user before letting him use the app
1164      */
1165     private void requestPinCode() {
1166         boolean pinStart = false;
1167         SharedPreferences appPrefs = PreferenceManager.getDefaultSharedPreferences(getApplicationContext());
1168         pinStart = appPrefs.getBoolean("set_pincode", false);
1169         if (pinStart) {
1170             Intent i = new Intent(getApplicationContext(), PinCodeActivity.class);
1171             i.putExtra(PinCodeActivity.EXTRA_ACTIVITY, "FileDisplayActivity");
1172             startActivity(i);
1173         }
1174     }
1175
1176
1177     @Override
1178     public void onSavedCertificate() {
1179         startSynchronization();
1180     }
1181
1182
1183     @Override
1184     public void onFailedSavingCertificate() {
1185         showDialog(DIALOG_CERT_NOT_SAVED);
1186     }
1187
1188
1189     /**
1190      * Updates the view associated to the activity after the finish of some operation over files
1191      * in the current account.
1192      *
1193      * @param operation     Removal operation performed.
1194      * @param result        Result of the removal.
1195      */
1196     @Override
1197     public void onRemoteOperationFinish(RemoteOperation operation, RemoteOperationResult result) {
1198         if (operation instanceof RemoveFileOperation) {
1199             onRemoveFileOperationFinish((RemoveFileOperation)operation, result);
1200
1201         } else if (operation instanceof RenameFileOperation) {
1202             onRenameFileOperationFinish((RenameFileOperation)operation, result);
1203
1204         } else if (operation instanceof SynchronizeFileOperation) {
1205             onSynchronizeFileOperationFinish((SynchronizeFileOperation)operation, result);
1206
1207         } else if (operation instanceof CreateFolderOperation) {
1208             onCreateFolderOperationFinish((CreateFolderOperation)operation, result);
1209
1210         } else if (operation instanceof SynchronizeFolderOperation) {
1211             onSynchronizeFolderOperationFinish((SynchronizeFolderOperation)operation, result);
1212         }
1213     }
1214
1215
1216     /**
1217      * Updates the view associated to the activity after the finish of an operation trying to synchronize a folder.
1218      *
1219      * @param operation     Synchronize operation performed.
1220      * @param result        Result of the synchronization.
1221      */
1222     private void onSynchronizeFolderOperationFinish(SynchronizeFolderOperation operation, RemoteOperationResult result) {
1223
1224         OCFileListFragment list = getListOfFilesFragment();
1225         enableDisableViewGroup(list.getListView(), true);
1226         mSyncInProgress = false;
1227         updateDisplayHomeAtSync();
1228
1229         setSupportProgressBarIndeterminateVisibility(false);
1230         if (result.isSuccess()) {
1231             if (result.getCode() != ResultCode.OK_NO_CHANGES_ON_DIR) {
1232                 DataStorageManager storageManager = getStorageManager();
1233                 OCFile parentDir = storageManager.getFileByPath(operation.getRemotePath());
1234
1235                 // Update folder size on DB
1236                 getStorageManager().calculateFolderSize(parentDir.getFileId());
1237
1238                 // Refrest List
1239                 refreshListOfFilesFragment(parentDir);
1240             }
1241         } else {
1242             try {
1243                 Toast msg = Toast.makeText(FileDisplayActivity.this, R.string.sync_file_fail_msg, Toast.LENGTH_LONG);
1244                 msg.show();
1245
1246             } catch (NotFoundException e) {
1247                 Log_OC.e(TAG, "Error while trying to show fail message " , e);
1248             }
1249         }
1250     }
1251
1252
1253     private void refreshListOfFilesFragment(OCFile parentDir) {
1254         OCFileListFragment fileListFragment = getListOfFilesFragment();
1255         if (fileListFragment != null) {
1256             fileListFragment.listDirectory(parentDir);
1257         }
1258     }
1259
1260
1261     /**
1262      * Updates the view associated to the activity after the finish of an operation trying to remove a
1263      * file.
1264      *
1265      * @param operation     Removal operation performed.
1266      * @param result        Result of the removal.
1267      */
1268     private void onRemoveFileOperationFinish(RemoveFileOperation operation, RemoteOperationResult result) {
1269         dismissLoadingDialog();
1270         if (result.isSuccess()) {
1271             Toast msg = Toast.makeText(this, R.string.remove_success_msg, Toast.LENGTH_LONG);
1272             msg.show();
1273             OCFile removedFile = operation.getFile();
1274             getSecondFragment();
1275             FileFragment second = getSecondFragment();
1276             if (second != null && removedFile.equals(second.getFile())) {
1277                 cleanSecondFragment();
1278             }
1279             if (mStorageManager.getFileById(removedFile.getParentId()).equals(getCurrentDir())) {
1280                 refeshListOfFilesFragment();
1281             }
1282
1283         } else {
1284             Toast msg = Toast.makeText(this, R.string.remove_fail_msg, Toast.LENGTH_LONG);
1285             msg.show();
1286             if (result.isSslRecoverableException()) {
1287                 mLastSslUntrustedServerResult = result;
1288                 showDialog(DIALOG_SSL_VALIDATOR);
1289             }
1290         }
1291     }
1292
1293     /**
1294      * Updates the view associated to the activity after the finish of an operation trying create a new folder
1295      *
1296      * @param operation     Creation operation performed.
1297      * @param result        Result of the creation.
1298      */
1299     private void onCreateFolderOperationFinish(CreateFolderOperation operation, RemoteOperationResult result) {
1300         if (result.isSuccess()) {
1301             dismissLoadingDialog();
1302             refeshListOfFilesFragment();
1303
1304         } else {
1305             //dismissDialog(DIALOG_SHORT_WAIT);
1306             dismissLoadingDialog();
1307             try {
1308                 Toast msg = Toast.makeText(FileDisplayActivity.this, R.string.create_dir_fail_msg, Toast.LENGTH_LONG);
1309                 msg.show();
1310
1311             } catch (NotFoundException e) {
1312                 Log_OC.e(TAG, "Error while trying to show fail message " , e);
1313             }
1314         }
1315     }
1316
1317
1318     /**
1319      * Updates the view associated to the activity after the finish of an operation trying to rename a
1320      * file.
1321      *
1322      * @param operation     Renaming operation performed.
1323      * @param result        Result of the renaming.
1324      */
1325     private void onRenameFileOperationFinish(RenameFileOperation operation, RemoteOperationResult result) {
1326         dismissLoadingDialog();
1327         OCFile renamedFile = operation.getFile();
1328         if (result.isSuccess()) {
1329             if (mDualPane) {
1330                 FileFragment details = getSecondFragment();
1331                 if (details != null && details instanceof FileDetailFragment && renamedFile.equals(details.getFile()) ) {
1332                     ((FileDetailFragment) details).updateFileDetails(renamedFile, getAccount());
1333                 }
1334             }
1335             if (mStorageManager.getFileById(renamedFile.getParentId()).equals(getCurrentDir())) {
1336                 refeshListOfFilesFragment();
1337             }
1338
1339         } else {
1340             if (result.getCode().equals(ResultCode.INVALID_LOCAL_FILE_NAME)) {
1341                 Toast msg = Toast.makeText(this, R.string.rename_local_fail_msg, Toast.LENGTH_LONG);
1342                 msg.show();
1343                 // TODO throw again the new rename dialog
1344             } else {
1345                 Toast msg = Toast.makeText(this, R.string.rename_server_fail_msg, Toast.LENGTH_LONG);
1346                 msg.show();
1347                 if (result.isSslRecoverableException()) {
1348                     mLastSslUntrustedServerResult = result;
1349                     showDialog(DIALOG_SSL_VALIDATOR);
1350                 }
1351             }
1352         }
1353     }
1354
1355
1356     private void onSynchronizeFileOperationFinish(SynchronizeFileOperation operation, RemoteOperationResult result) {
1357         dismissLoadingDialog();
1358         OCFile syncedFile = operation.getLocalFile();
1359         if (!result.isSuccess()) {
1360             if (result.getCode() == ResultCode.SYNC_CONFLICT) {
1361                 Intent i = new Intent(this, ConflictsResolveActivity.class);
1362                 i.putExtra(ConflictsResolveActivity.EXTRA_FILE, syncedFile);
1363                 i.putExtra(ConflictsResolveActivity.EXTRA_ACCOUNT, getAccount());
1364                 startActivity(i);
1365
1366             } else {
1367                 Toast msg = Toast.makeText(this, R.string.sync_file_fail_msg, Toast.LENGTH_LONG);
1368                 msg.show();
1369             }
1370
1371         } else {
1372             if (operation.transferWasRequested()) {
1373                 refeshListOfFilesFragment();
1374                 onTransferStateChanged(syncedFile, true, true);
1375
1376             } else {
1377                 Toast msg = Toast.makeText(this, R.string.sync_file_nothing_to_do_msg, Toast.LENGTH_LONG);
1378                 msg.show();
1379             }
1380         }
1381     }
1382
1383
1384     /**
1385      * {@inheritDoc}
1386      */
1387     @Override
1388     public void onTransferStateChanged(OCFile file, boolean downloading, boolean uploading) {
1389         if (mDualPane) {
1390             FileFragment details = getSecondFragment();
1391             if (details != null && details instanceof FileDetailFragment && file.equals(details.getFile()) ) {
1392                 if (downloading || uploading) {
1393                     ((FileDetailFragment)details).updateFileDetails(file, getAccount());
1394                 } else {
1395                     ((FileDetailFragment)details).updateFileDetails(false, true);
1396                 }
1397             }
1398         }
1399     }
1400
1401
1402     public void onDismiss(EditNameDialog dialog) {
1403         if (dialog.getResult()) {
1404             String newDirectoryName = dialog.getNewFilename().trim();
1405             Log_OC.d(TAG, "'create directory' dialog dismissed with new name " + newDirectoryName);
1406             if (newDirectoryName.length() > 0) {
1407                 String path = getCurrentDir().getRemotePath();
1408
1409                 // Create directory
1410                 path += newDirectoryName + OCFile.PATH_SEPARATOR;
1411                 RemoteOperation operation = new CreateFolderOperation(path, getCurrentDir().getFileId(), mStorageManager);
1412                 operation.execute(  getAccount(),
1413                         FileDisplayActivity.this,
1414                         FileDisplayActivity.this,
1415                         mHandler,
1416                         FileDisplayActivity.this);
1417
1418                 showLoadingDialog();
1419             }
1420         }
1421     }
1422
1423
1424     private void requestForDownload() {
1425         Account account = getAccount();
1426         if (!mDownloaderBinder.isDownloading(account, mWaitingToPreview)) {
1427             Intent i = new Intent(this, FileDownloader.class);
1428             i.putExtra(FileDownloader.EXTRA_ACCOUNT, account);
1429             i.putExtra(FileDownloader.EXTRA_FILE, mWaitingToPreview);
1430             startService(i);
1431         }
1432     }
1433
1434
1435     private OCFile getCurrentDir() {
1436         OCFile file = getFile();
1437         if (file != null) {
1438             if (file.isDirectory()) {
1439                 return file;
1440             } else if (mStorageManager != null) {
1441                 return mStorageManager.getFileById(file.getParentId());
1442             }
1443         }
1444         return null;
1445     }
1446
1447     public void startSyncFolderOperation(String remotePath, long parentId) {
1448         long currentSyncTime = System.currentTimeMillis();
1449
1450         OCFileListFragment list = getListOfFilesFragment();
1451         enableDisableViewGroup(list.getListView(), false);
1452         mSyncInProgress = true;
1453         updateDisplayHomeAtSync();
1454
1455        // perform folder synchronization
1456         RemoteOperation synchFolderOp = new SynchronizeFolderOperation(  remotePath,
1457                                                                                     currentSyncTime,
1458                                                                                     parentId,
1459                                                                                     false,
1460                                                                                     getStorageManager(),
1461                                                                                     getAccount(),
1462                                                                                     getApplicationContext()
1463                                                                                   );
1464         synchFolderOp.execute(getAccount(), this, this, mHandler, this);
1465
1466         setSupportProgressBarIndeterminateVisibility(true);
1467     }
1468
1469
1470     public void enableDisableViewGroup(ViewGroup viewGroup, boolean enabled) {
1471         int childCount = viewGroup.getChildCount();
1472         for (int i = 0; i < childCount; i++) {
1473           View view = viewGroup.getChildAt(i);
1474           view.setEnabled(enabled);
1475           view.setClickable(!enabled);
1476           if (view instanceof ViewGroup) {
1477             enableDisableViewGroup((ViewGroup) view, enabled);
1478           }
1479         }
1480       }
1481 }