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

   1 /* ownCloud Android client application
   2  *   Copyright (C) 2011  Bartek Przybylski
   3  *
   4  *   This program is free software: you can redistribute it and/or modify
   5  *   it under the terms of the GNU General Public License as published by
   6  *   the Free Software Foundation, either version 3 of the License, or
   7  *   (at your option) any later version.
   8  *
   9  *   This program is distributed in the hope that it will be useful,
  10  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  *   GNU General Public License for more details.
  13  *
  14  *   You should have received a copy of the GNU General Public License
  15  *   along with this program.  If not, see <http://www.gnu.org/licenses/>.
  16  *
  17  */
  18
  19 package com.owncloud.android.ui.activity;
  20
  21 import java.io.File;
  22
  23 import android.accounts.Account;
  24 import android.app.AlertDialog;
  25 import android.app.ProgressDialog;
  26 import android.app.AlertDialog.Builder;
  27 import android.app.Dialog;
  28 import android.content.BroadcastReceiver;
  29 import android.content.ComponentName;
  30 import android.content.ContentResolver;
  31 import android.content.Context;
  32 import android.content.DialogInterface;
  33 import android.content.DialogInterface.OnClickListener;
  34 import android.content.Intent;
  35 import android.content.IntentFilter;
  36 import android.content.ServiceConnection;
  37 import android.content.SharedPreferences;
  38 import android.content.SharedPreferences.Editor;
  39 import android.content.pm.PackageInfo;
  40 import android.content.pm.PackageManager.NameNotFoundException;
  41 import android.content.res.Resources.NotFoundException;
  42 import android.database.Cursor;
  43 import android.graphics.Bitmap;
  44 import android.graphics.drawable.BitmapDrawable;
  45 import android.net.Uri;
  46 import android.os.Bundle;
  47 import android.os.Handler;
  48 import android.os.IBinder;
  49 import android.preference.PreferenceManager;
  50 import android.provider.MediaStore;
  51 import android.support.v4.app.Fragment;
  52 import android.support.v4.app.FragmentTransaction;
  53 import android.util.Log;
  54 import android.view.View;
  55 import android.view.ViewGroup;
  56 import android.widget.ArrayAdapter;
  57 import android.widget.EditText;
  58 import android.widget.TextView;
  59 import android.widget.Toast;
  60
  61 import com.actionbarsherlock.app.ActionBar;
  62 import com.actionbarsherlock.app.ActionBar.OnNavigationListener;
  63 import com.actionbarsherlock.app.SherlockFragmentActivity;
  64 import com.actionbarsherlock.view.Menu;
  65 import com.actionbarsherlock.view.MenuInflater;
  66 import com.actionbarsherlock.view.MenuItem;
  67 import com.actionbarsherlock.view.Window;
  68 import com.owncloud.android.AccountUtils;
  69 import com.owncloud.android.authenticator.AccountAuthenticator;
  70 import com.owncloud.android.datamodel.DataStorageManager;
  71 import com.owncloud.android.datamodel.FileDataStorageManager;
  72 import com.owncloud.android.datamodel.OCFile;
  73 import com.owncloud.android.files.services.FileDownloader;
  74 import com.owncloud.android.files.services.FileDownloader.FileDownloaderBinder;
  75 import com.owncloud.android.files.services.FileObserverService;
  76 import com.owncloud.android.files.services.FileUploader;
  77 import com.owncloud.android.files.services.FileUploader.FileUploaderBinder;
  78 import com.owncloud.android.network.OwnCloudClientUtils;
  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.RemoteOperationResult.ResultCode;
  86 import com.owncloud.android.syncadapter.FileSyncService;
  87 import com.owncloud.android.ui.dialog.ChangelogDialog;
  88 import com.owncloud.android.ui.dialog.SslValidatorDialog;
  89 import com.owncloud.android.ui.dialog.SslValidatorDialog.OnSslValidatorListener;
  90 import com.owncloud.android.ui.fragment.FileDetailFragment;
  91 import com.owncloud.android.ui.fragment.FileFragment;
  92 import com.owncloud.android.ui.fragment.OCFileListFragment;
  93 import com.owncloud.android.ui.preview.PreviewImageActivity;
  94 import com.owncloud.android.ui.preview.PreviewImageFragment;
  95 import com.owncloud.android.ui.preview.PreviewMediaFragment;
  96
  97 import com.owncloud.android.R;
  98 import eu.alefzero.webdav.WebdavClient;
  99
 100 /**
 101  * Displays, what files the user has available in his ownCloud.
 102  *
 103  * @author Bartek Przybylski
 104  * @author David A. Velasco
 105  */
 106
 107 public class FileDisplayActivity extends SherlockFragmentActivity implements
 108     OCFileListFragment.ContainerActivity, FileFragment.ContainerActivity, OnNavigationListener, OnSslValidatorListener, OnRemoteOperationListener {
 109
 110     private ArrayAdapter<String> mDirectories;
 111     private OCFile mCurrentDir = null;
 112     private OCFile mCurrentFile = null;
 113
 114     private DataStorageManager mStorageManager;
 115     private SyncBroadcastReceiver mSyncBroadcastReceiver;
 116     private UploadFinishReceiver mUploadFinishReceiver;
 117     private DownloadFinishReceiver mDownloadFinishReceiver;
 118     private FileDownloaderBinder mDownloaderBinder = null;
 119     private FileUploaderBinder mUploaderBinder = null;
 120     private ServiceConnection mDownloadConnection = null, mUploadConnection = null;
 121     private RemoteOperationResult mLastSslUntrustedServerResult = null;
 122
 123     private OCFileListFragment mFileList;
 124
 125     private boolean mDualPane;
 126
 127     private static final int DIALOG_SETUP_ACCOUNT = 0;
 128     private static final int DIALOG_CREATE_DIR = 1;
 129     private static final int DIALOG_ABOUT_APP = 2;
 130     public static final int DIALOG_SHORT_WAIT = 3;
 131     private static final int DIALOG_CHOOSE_UPLOAD_SOURCE = 4;
 132     private static final int DIALOG_SSL_VALIDATOR = 5;
 133     private static final int DIALOG_CERT_NOT_SAVED = 6;
 134     private static final String DIALOG_CHANGELOG_TAG = "DIALOG_CHANGELOG";
 135
 136
 137     private static final int ACTION_SELECT_CONTENT_FROM_APPS = 1;
 138     private static final int ACTION_SELECT_MULTIPLE_FILES = 2;
 139
 140     private static final String TAG = "FileDisplayActivity";
 141
 142     private static int[] mMenuIdentifiersToPatch = {R.id.action_about_app};
 143
 144     private OCFile mWaitingToPreview;
 145     private Handler mHandler;
 146
 147
 148     @Override
 149     public void onCreate(Bundle savedInstanceState) {
 150         Log.d(getClass().toString(), "onCreate() start");
 151         super.onCreate(savedInstanceState);
 152
 153         /// Load of parameters from received intent
 154         mCurrentDir = getIntent().getParcelableExtra(FileDetailFragment.EXTRA_FILE); // no check necessary, mCurrenDir == null if the parameter is not in the intent
 155         Account account = getIntent().getParcelableExtra(FileDetailFragment.EXTRA_ACCOUNT);
 156         if (account != null)
 157             AccountUtils.setCurrentOwnCloudAccount(this, account.name);
 158
 159         /// Load of saved instance state: keep this always before initDataFromCurrentAccount()
 160         if(savedInstanceState != null) {
 161             // TODO - test if savedInstanceState should take precedence over file in the intent ALWAYS (now), NEVER, or SOME TIMES
 162             mCurrentDir = savedInstanceState.getParcelable(FileDetailFragment.EXTRA_FILE);
 163             mWaitingToPreview = (OCFile) savedInstanceState.getParcelable(FileDetailActivity.KEY_WAITING_TO_PREVIEW);
 164
 165         } else {
 166             mWaitingToPreview = null;
 167         }
 168
 169         if (!AccountUtils.accountsAreSetup(this)) {
 170             /// no account available: FORCE ACCOUNT CREATION
 171             mStorageManager = null;
 172             createFirstAccount();
 173
 174         } else {    /// at least an account is available
 175
 176             initDataFromCurrentAccount();   // it checks mCurrentDir and mCurrentFile with the current account
 177
 178         }
 179
 180         mUploadConnection = new ListServiceConnection();
 181         mDownloadConnection = new ListServiceConnection();
 182         bindService(new Intent(this, FileUploader.class), mUploadConnection, Context.BIND_AUTO_CREATE);
 183         bindService(new Intent(this, FileDownloader.class), mDownloadConnection, Context.BIND_AUTO_CREATE);
 184
 185         // PIN CODE request ;  best location is to decide, let's try this first
 186         if (getIntent().getAction() != null && getIntent().getAction().equals(Intent.ACTION_MAIN) && savedInstanceState == null) {
 187             requestPinCode();
 188         }
 189
 190         // file observer
 191         Intent observer_intent = new Intent(this, FileObserverService.class);
 192         observer_intent.putExtra(FileObserverService.KEY_FILE_CMD, FileObserverService.CMD_INIT_OBSERVED_LIST);
 193         startService(observer_intent);
 194
 195
 196         /// USER INTERFACE
 197         requestWindowFeature(Window.FEATURE_INDETERMINATE_PROGRESS);
 198
 199         // Drop-down navigation
 200         mDirectories = new CustomArrayAdapter<String>(this, R.layout.sherlock_spinner_dropdown_item);
 201         OCFile currFile = mCurrentDir;
 202         while(currFile != null && currFile.getFileName() != OCFile.PATH_SEPARATOR) {
 203             mDirectories.add(currFile.getFileName());
 204             currFile = mStorageManager.getFileById(currFile.getParentId());
 205         }
 206         mDirectories.add(OCFile.PATH_SEPARATOR);
 207
 208         // Inflate and set the layout view
 209         setContentView(R.layout.files);
 210         mFileList = (OCFileListFragment) getSupportFragmentManager().findFragmentById(R.id.fileList);
 211         mDualPane = (findViewById(R.id.file_details_container) != null);
 212         if (mDualPane) {
 213             initFileDetailsInDualPane();
 214         } else {
 215             // quick patchES to fix problem in turn from landscape to portrait, when a file is selected in the right pane
 216             // TODO serious refactorization in activities and fragments providing file browsing and handling
 217             if (mCurrentFile != null) {
 218                 onFileClick(mCurrentFile);
 219                 mCurrentFile = null;
 220             }
 221             Fragment rightPanel = getSupportFragmentManager().findFragmentByTag(FileDetailFragment.FTAG);
 222             if (rightPanel != null) {
 223                 FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
 224                 transaction.remove(rightPanel);
 225                 transaction.commit();
 226             }
 227         }
 228
 229         // Action bar setup
 230         ActionBar actionBar = getSupportActionBar();
 231         actionBar.setHomeButtonEnabled(true);   // mandatory since Android ICS, according to the official documentation
 232         actionBar.setDisplayHomeAsUpEnabled(mCurrentDir != null && mCurrentDir.getParentId() != 0);
 233         actionBar.setDisplayShowTitleEnabled(false);
 234         actionBar.setNavigationMode(ActionBar.NAVIGATION_MODE_LIST);
 235         actionBar.setListNavigationCallbacks(mDirectories, this);
 236         setSupportProgressBarIndeterminateVisibility(false);        // always AFTER setContentView(...) ; to workaround bug in its implementation
 237
 238
 239         // show changelog, if needed
 240         showChangeLog();
 241
 242         Log.d(getClass().toString(), "onCreate() end");
 243     }
 244
 245
 246     /**
 247      * Shows a dialog with the change log of the current version after each app update
 248      *
 249      *  TODO make it permanent; by now, only to advice the workaround app for 4.1.x
 250      */
 251     private void showChangeLog() {
 252         if (android.os.Build.VERSION.SDK_INT == android.os.Build.VERSION_CODES.JELLY_BEAN) {
 253             final String KEY_VERSION = "version";
 254             SharedPreferences sharedPref = PreferenceManager.getDefaultSharedPreferences(getApplicationContext());
 255             int currentVersionNumber = 0;
 256             int savedVersionNumber = sharedPref.getInt(KEY_VERSION, 0);
 257             try {
 258                 PackageInfo pi          = getPackageManager().getPackageInfo(getPackageName(), 0);
 259                 currentVersionNumber    = pi.versionCode;
 260             } catch (Exception e) {}
 261
 262             if (currentVersionNumber > savedVersionNumber) {
 263                 ChangelogDialog.newInstance(true).show(getSupportFragmentManager(), DIALOG_CHANGELOG_TAG);
 264                 Editor editor   = sharedPref.edit();
 265                 editor.putInt(KEY_VERSION, currentVersionNumber);
 266                 editor.commit();
 267             }
 268         }
 269     }
 270
 271
 272     /**
 273      * Launches the account creation activity. To use when no ownCloud account is available
 274      */
 275     private void createFirstAccount() {
 276         Intent intent = new Intent(android.provider.Settings.ACTION_ADD_ACCOUNT);
 277         intent.putExtra(android.provider.Settings.EXTRA_AUTHORITIES, new String[] { AccountAuthenticator.AUTH_TOKEN_TYPE });
 278         startActivity(intent);  // the new activity won't be created until this.onStart() and this.onResume() are finished;
 279     }
 280
 281
 282     /**
 283      *  Load of state dependent of the existence of an ownCloud account
 284      */
 285     private void initDataFromCurrentAccount() {
 286         /// Storage manager initialization - access to local database
 287         mStorageManager = new FileDataStorageManager(
 288                 AccountUtils.getCurrentOwnCloudAccount(this),
 289                 getContentResolver());
 290
 291         /// Check if mCurrentDir is a directory
 292         if(mCurrentDir != null && !mCurrentDir.isDirectory()) {
 293             mCurrentFile = mCurrentDir;
 294             mCurrentDir = mStorageManager.getFileById(mCurrentDir.getParentId());
 295         }
 296
 297         /// Check if mCurrentDir and mCurrentFile are in the current account, and update them
 298         if (mCurrentDir != null) {
 299             mCurrentDir = mStorageManager.getFileByPath(mCurrentDir.getRemotePath());   // mCurrentDir == null if it is not in the current account
 300         }
 301         if (mCurrentFile != null) {
 302             if (mCurrentFile.fileExists()) {
 303                 mCurrentFile = mStorageManager.getFileByPath(mCurrentFile.getRemotePath());   // mCurrentFile == null if it is not in the current account
 304             }   // 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
 305         }
 306
 307         /// Default to root if mCurrentDir was not found
 308         if (mCurrentDir == null) {
 309             mCurrentDir = mStorageManager.getFileByPath("/"); // will be NULL if the database was never synchronized
 310         }
 311     }
 312
 313
 314     private void initFileDetailsInDualPane() {
 315         if (mDualPane && getSupportFragmentManager().findFragmentByTag(FileDetailFragment.FTAG) == null) {
 316             FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
 317             if (mCurrentFile != null) {
 318                 if (PreviewMediaFragment.canBePreviewed(mCurrentFile)) {
 319                     if (mCurrentFile.isDown()) {
 320                         transaction.replace(R.id.file_details_container, new PreviewMediaFragment(mCurrentFile, AccountUtils.getCurrentOwnCloudAccount(this)), FileDetailFragment.FTAG);
 321                     } else {
 322                         transaction.replace(R.id.file_details_container, new FileDetailFragment(mCurrentFile, AccountUtils.getCurrentOwnCloudAccount(this)), FileDetailFragment.FTAG);
 323                         mWaitingToPreview = mCurrentFile;
 324                     }
 325                 } else {
 326                     transaction.replace(R.id.file_details_container, new FileDetailFragment(mCurrentFile, AccountUtils.getCurrentOwnCloudAccount(this)), FileDetailFragment.FTAG);
 327                 }
 328                 mCurrentFile = null;
 329
 330             } else {
 331                 transaction.replace(R.id.file_details_container, new FileDetailFragment(null, null), FileDetailFragment.FTAG); // empty FileDetailFragment
 332             }
 333             transaction.commit();
 334         }
 335     }
 336
 337
 338     @Override
 339     public void onDestroy() {
 340         super.onDestroy();
 341         if (mDownloadConnection != null)
 342             unbindService(mDownloadConnection);
 343         if (mUploadConnection != null)
 344             unbindService(mUploadConnection);
 345     }
 346
 347
 348     @Override
 349     public boolean onCreateOptionsMenu(Menu menu) {
 350         MenuInflater inflater = getSherlock().getMenuInflater();
 351             inflater.inflate(R.menu.main_menu, menu);
 352
 353             patchHiddenAccents(menu);
 354
 355             return true;
 356     }
 357
 358     /**
 359      * 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>
 360      *
 361      * @param menu      Menu to patch
 362      */
 363     private void patchHiddenAccents(Menu menu) {
 364         for (int i = 0; i < mMenuIdentifiersToPatch.length ; i++) {
 365             MenuItem aboutItem = menu.findItem(mMenuIdentifiersToPatch[i]);
 366             if (aboutItem != null && aboutItem.getIcon() instanceof BitmapDrawable) {
 367                 // Clip off the bottom three (density independent) pixels of transparent padding
 368                 Bitmap original = ((BitmapDrawable) aboutItem.getIcon()).getBitmap();
 369                 float scale = getResources().getDisplayMetrics().density;
 370                 int clippedHeight = (int) (original.getHeight() - (3 * scale));
 371                 Bitmap scaled = Bitmap.createBitmap(original, 0, 0, original.getWidth(), clippedHeight);
 372                 aboutItem.setIcon(new BitmapDrawable(getResources(), scaled));
 373             }
 374         }
 375     }
 376
 377
 378     @Override
 379     public boolean onOptionsItemSelected(MenuItem item) {
 380         boolean retval = true;
 381         switch (item.getItemId()) {
 382             case R.id.action_create_dir: {
 383                 showDialog(DIALOG_CREATE_DIR);
 384                 break;
 385             }
 386             case R.id.action_sync_account: {
 387                 startSynchronization();
 388                 break;
 389             }
 390             case R.id.action_upload: {
 391                 showDialog(DIALOG_CHOOSE_UPLOAD_SOURCE);
 392                 break;
 393             }
 394             case R.id.action_settings: {
 395                 Intent settingsIntent = new Intent(this, Preferences.class);
 396                 startActivity(settingsIntent);
 397                 break;
 398             }
 399             case R.id.action_about_app: {
 400                 showDialog(DIALOG_ABOUT_APP);
 401                 break;
 402             }
 403             case android.R.id.home: {
 404                 if(mCurrentDir != null && mCurrentDir.getParentId() != 0){
 405                     onBackPressed();
 406                 }
 407                 break;
 408             }
 409             default:
 410                 retval = super.onOptionsItemSelected(item);
 411         }
 412         return retval;
 413     }
 414
 415     private void startSynchronization() {
 416         ContentResolver.cancelSync(null, AccountAuthenticator.AUTH_TOKEN_TYPE);   // cancel the current synchronizations of any ownCloud account
 417         Bundle bundle = new Bundle();
 418         bundle.putBoolean(ContentResolver.SYNC_EXTRAS_MANUAL, true);
 419         ContentResolver.requestSync(
 420                 AccountUtils.getCurrentOwnCloudAccount(this),
 421                 AccountAuthenticator.AUTH_TOKEN_TYPE, bundle);
 422     }
 423
 424
 425     @Override
 426     public boolean onNavigationItemSelected(int itemPosition, long itemId) {
 427         int i = itemPosition;
 428         while (i-- != 0) {
 429             onBackPressed();
 430         }
 431         // the next operation triggers a new call to this method, but it's necessary to
 432         // ensure that the name exposed in the action bar is the current directory when the
 433         // user selected it in the navigation list
 434         if (itemPosition != 0)
 435             getSupportActionBar().setSelectedNavigationItem(0);
 436         return true;
 437     }
 438
 439     /**
 440      * Called, when the user selected something for uploading
 441      */
 442     public void onActivityResult(int requestCode, int resultCode, Intent data) {
 443
 444         if (requestCode == ACTION_SELECT_CONTENT_FROM_APPS && (resultCode == RESULT_OK || resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)) {
 445             requestSimpleUpload(data, resultCode);
 446
 447         } else if (requestCode == ACTION_SELECT_MULTIPLE_FILES && (resultCode == RESULT_OK || resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)) {
 448             requestMultipleUpload(data, resultCode);
 449
 450         }
 451     }
 452
 453     private void requestMultipleUpload(Intent data, int resultCode) {
 454         String[] filePaths = data.getStringArrayExtra(UploadFilesActivity.EXTRA_CHOSEN_FILES);
 455         if (filePaths != null) {
 456             String[] remotePaths = new String[filePaths.length];
 457             String remotePathBase = "";
 458             for (int j = mDirectories.getCount() - 2; j >= 0; --j) {
 459                 remotePathBase += OCFile.PATH_SEPARATOR + mDirectories.getItem(j);
 460             }
 461             if (!remotePathBase.endsWith(OCFile.PATH_SEPARATOR))
 462                 remotePathBase += OCFile.PATH_SEPARATOR;
 463             for (int j = 0; j< remotePaths.length; j++) {
 464                 remotePaths[j] = remotePathBase + (new File(filePaths[j])).getName();
 465             }
 466
 467             Intent i = new Intent(this, FileUploader.class);
 468             i.putExtra(FileUploader.KEY_ACCOUNT, AccountUtils.getCurrentOwnCloudAccount(this));
 469             i.putExtra(FileUploader.KEY_LOCAL_FILE, filePaths);
 470             i.putExtra(FileUploader.KEY_REMOTE_FILE, remotePaths);
 471             i.putExtra(FileUploader.KEY_UPLOAD_TYPE, FileUploader.UPLOAD_MULTIPLE_FILES);
 472             if (resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)
 473                 i.putExtra(FileUploader.KEY_LOCAL_BEHAVIOUR, FileUploader.LOCAL_BEHAVIOUR_MOVE);
 474             startService(i);
 475
 476         } else {
 477             Log.d("FileDisplay", "User clicked on 'Update' with no selection");
 478             Toast t = Toast.makeText(this, getString(R.string.filedisplay_no_file_selected), Toast.LENGTH_LONG);
 479             t.show();
 480             return;
 481         }
 482     }
 483
 484
 485     private void requestSimpleUpload(Intent data, int resultCode) {
 486         String filepath = null;
 487         try {
 488             Uri selectedImageUri = data.getData();
 489
 490             String filemanagerstring = selectedImageUri.getPath();
 491             String selectedImagePath = getPath(selectedImageUri);
 492
 493             if (selectedImagePath != null)
 494                 filepath = selectedImagePath;
 495             else
 496                 filepath = filemanagerstring;
 497
 498         } catch (Exception e) {
 499             Log.e("FileDisplay", "Unexpected exception when trying to read the result of Intent.ACTION_GET_CONTENT", e);
 500             e.printStackTrace();
 501
 502         } finally {
 503             if (filepath == null) {
 504                 Log.e("FileDisplay", "Couldnt resolve path to file");
 505                 Toast t = Toast.makeText(this, getString(R.string.filedisplay_unexpected_bad_get_content), Toast.LENGTH_LONG);
 506                 t.show();
 507                 return;
 508             }
 509         }
 510
 511         Intent i = new Intent(this, FileUploader.class);
 512         i.putExtra(FileUploader.KEY_ACCOUNT,
 513                 AccountUtils.getCurrentOwnCloudAccount(this));
 514         String remotepath = new String();
 515         for (int j = mDirectories.getCount() - 2; j >= 0; --j) {
 516             remotepath += OCFile.PATH_SEPARATOR + mDirectories.getItem(j);
 517         }
 518         if (!remotepath.endsWith(OCFile.PATH_SEPARATOR))
 519             remotepath += OCFile.PATH_SEPARATOR;
 520         remotepath += new File(filepath).getName();
 521
 522         i.putExtra(FileUploader.KEY_LOCAL_FILE, filepath);
 523         i.putExtra(FileUploader.KEY_REMOTE_FILE, remotepath);
 524         i.putExtra(FileUploader.KEY_UPLOAD_TYPE, FileUploader.UPLOAD_SINGLE_FILE);
 525         if (resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)
 526             i.putExtra(FileUploader.KEY_LOCAL_BEHAVIOUR, FileUploader.LOCAL_BEHAVIOUR_MOVE);
 527         startService(i);
 528     }
 529
 530
 531     @Override
 532     public void onBackPressed() {
 533         if (mDirectories.getCount() <= 1) {
 534             finish();
 535             return;
 536         }
 537         popDirname();
 538         mFileList.onNavigateUp();
 539         mCurrentDir = mFileList.getCurrentFile();
 540
 541         if (mDualPane) {
 542             // Resets the FileDetailsFragment on Tablets so that it always displays
 543             Fragment fileFragment = getSupportFragmentManager().findFragmentByTag(FileDetailFragment.FTAG);
 544             if (fileFragment != null && (fileFragment instanceof PreviewMediaFragment || !((FileDetailFragment) fileFragment).isEmpty())) {
 545                 FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
 546                 transaction.replace(R.id.file_details_container, new FileDetailFragment(null, null), FileDetailFragment.FTAG); // empty FileDetailFragment
 547                 transaction.commit();
 548             }
 549         }
 550
 551         if(mCurrentDir.getParentId() == 0){
 552             ActionBar actionBar = getSupportActionBar();
 553             actionBar.setDisplayHomeAsUpEnabled(false);
 554         }
 555     }
 556
 557     @Override
 558     protected void onSaveInstanceState(Bundle outState) {
 559         // responsibility of restore is preferred in onCreate() before than in onRestoreInstanceState when there are Fragments involved
 560         Log.d(getClass().toString(), "onSaveInstanceState() start");
 561         super.onSaveInstanceState(outState);
 562         outState.putParcelable(FileDetailFragment.EXTRA_FILE, mCurrentDir);
 563         if (mDualPane) {
 564             FileFragment fragment = (FileFragment) getSupportFragmentManager().findFragmentByTag(FileDetailFragment.FTAG);
 565             if (fragment != null) {
 566                 OCFile file = fragment.getFile();
 567                 if (file != null) {
 568                     outState.putParcelable(FileDetailFragment.EXTRA_FILE, file);
 569                 }
 570             }
 571         }
 572         outState.putParcelable(FileDetailActivity.KEY_WAITING_TO_PREVIEW, mWaitingToPreview);
 573         Log.d(getClass().toString(), "onSaveInstanceState() end");
 574     }
 575
 576     @Override
 577     public void onResume() {
 578         Log.d(getClass().toString(), "onResume() start");
 579         super.onResume();
 580
 581         if (AccountUtils.accountsAreSetup(this)) {
 582
 583             if (mStorageManager == null) {
 584                 // this is necessary for handling the come back to FileDisplayActivity when the first ownCloud account is created
 585                 initDataFromCurrentAccount();
 586                 if (mDualPane) {
 587                     initFileDetailsInDualPane();
 588                 }
 589             }
 590
 591             // Listen for sync messages
 592             IntentFilter syncIntentFilter = new IntentFilter(FileSyncService.SYNC_MESSAGE);
 593             mSyncBroadcastReceiver = new SyncBroadcastReceiver();
 594             registerReceiver(mSyncBroadcastReceiver, syncIntentFilter);
 595
 596             // Listen for upload messages
 597             IntentFilter uploadIntentFilter = new IntentFilter(FileUploader.UPLOAD_FINISH_MESSAGE);
 598             mUploadFinishReceiver = new UploadFinishReceiver();
 599             registerReceiver(mUploadFinishReceiver, uploadIntentFilter);
 600
 601             // Listen for download messages
 602             IntentFilter downloadIntentFilter = new IntentFilter(FileDownloader.DOWNLOAD_ADDED_MESSAGE);
 603             downloadIntentFilter.addAction(FileDownloader.DOWNLOAD_FINISH_MESSAGE);
 604             mDownloadFinishReceiver = new DownloadFinishReceiver();
 605             registerReceiver(mDownloadFinishReceiver, downloadIntentFilter);
 606
 607             // List current directory
 608             mFileList.listDirectory(mCurrentDir);   // TODO we should find the way to avoid the need of this (maybe it's not necessary yet; to check)
 609
 610         } else {
 611
 612             mStorageManager = null;     // an invalid object will be there if all the ownCloud accounts are removed
 613             showDialog(DIALOG_SETUP_ACCOUNT);
 614
 615         }
 616         Log.d(getClass().toString(), "onResume() end");
 617     }
 618
 619
 620     @Override
 621     public void onPause() {
 622         Log.d(getClass().toString(), "onPause() start");
 623         super.onPause();
 624         if (mSyncBroadcastReceiver != null) {
 625             unregisterReceiver(mSyncBroadcastReceiver);
 626             mSyncBroadcastReceiver = null;
 627         }
 628         if (mUploadFinishReceiver != null) {
 629             unregisterReceiver(mUploadFinishReceiver);
 630             mUploadFinishReceiver = null;
 631         }
 632         if (mDownloadFinishReceiver != null) {
 633             unregisterReceiver(mDownloadFinishReceiver);
 634             mDownloadFinishReceiver = null;
 635         }
 636         if (!AccountUtils.accountsAreSetup(this)) {
 637             dismissDialog(DIALOG_SETUP_ACCOUNT);
 638         }
 639
 640         Log.d(getClass().toString(), "onPause() end");
 641     }
 642
 643
 644     @Override
 645     protected void onPrepareDialog(int id, Dialog dialog, Bundle args) {
 646         if (id == DIALOG_SSL_VALIDATOR && mLastSslUntrustedServerResult != null) {
 647             ((SslValidatorDialog)dialog).updateResult(mLastSslUntrustedServerResult);
 648         }
 649     }
 650
 651
 652     @Override
 653     protected Dialog onCreateDialog(int id) {
 654         Dialog dialog = null;
 655         AlertDialog.Builder builder;
 656         switch (id) {
 657         case DIALOG_SETUP_ACCOUNT: {
 658             builder = new AlertDialog.Builder(this);
 659             builder.setTitle(R.string.main_tit_accsetup);
 660             builder.setMessage(R.string.main_wrn_accsetup);
 661             builder.setCancelable(false);
 662             builder.setPositiveButton(android.R.string.ok, new OnClickListener() {
 663                 public void onClick(DialogInterface dialog, int which) {
 664                     createFirstAccount();
 665                     dialog.dismiss();
 666                 }
 667             });
 668             String message = String.format(getString(R.string.common_exit), getString(R.string.app_name));
 669             builder.setNegativeButton(message, new OnClickListener() {
 670                 public void onClick(DialogInterface dialog, int which) {
 671                     dialog.dismiss();
 672                     finish();
 673                 }
 674             });
 675             //builder.setNegativeButton(android.R.string.cancel, this);
 676             dialog = builder.create();
 677             break;
 678         }
 679         case DIALOG_ABOUT_APP: {
 680             builder = new AlertDialog.Builder(this);
 681             builder.setTitle(getString(R.string.about_title));
 682             PackageInfo pkg;
 683             try {
 684                 pkg = getPackageManager().getPackageInfo(getPackageName(), 0);
 685                 builder.setMessage(String.format(getString(R.string.about_message), getString(R.string.app_name), pkg.versionName));
 686                 builder.setIcon(android.R.drawable.ic_menu_info_details);
 687                 dialog = builder.create();
 688             } catch (NameNotFoundException e) {
 689                 builder = null;
 690                 dialog = null;
 691                 Log.e(TAG, "Error while showing about dialog", e);
 692             }
 693             break;
 694         }
 695         case DIALOG_CREATE_DIR: {
 696             builder = new Builder(this);
 697             final EditText dirNameInput = new EditText(getBaseContext());
 698             builder.setView(dirNameInput);
 699             builder.setTitle(R.string.uploader_info_dirname);
 700             int typed_color = getResources().getColor(R.color.setup_text_typed);
 701             dirNameInput.setTextColor(typed_color);
 702             builder.setPositiveButton(android.R.string.ok,
 703                     new OnClickListener() {
 704                         public void onClick(DialogInterface dialog, int which) {
 705                             String directoryName = dirNameInput.getText().toString();
 706                             if (directoryName.trim().length() == 0) {
 707                                 dialog.cancel();
 708                                 return;
 709                             }
 710
 711                             // Figure out the path where the dir needs to be created
 712                             String path;
 713                             if (mCurrentDir == null) {
 714                                 // this is just a patch; we should ensure that mCurrentDir never is null
 715                                 if (!mStorageManager.fileExists(OCFile.PATH_SEPARATOR)) {
 716                                     OCFile file = new OCFile(OCFile.PATH_SEPARATOR);
 717                                     mStorageManager.saveFile(file);
 718                                 }
 719                                 mCurrentDir = mStorageManager.getFileByPath(OCFile.PATH_SEPARATOR);
 720                             }
 721                             path = FileDisplayActivity.this.mCurrentDir.getRemotePath();
 722
 723                             // Create directory
 724                             path += directoryName + OCFile.PATH_SEPARATOR;
 725                             Thread thread = new Thread(new DirectoryCreator(path,  AccountUtils.getCurrentOwnCloudAccount(FileDisplayActivity.this), new Handler()));
 726                             thread.start();
 727
 728                             dialog.dismiss();
 729
 730                             showDialog(DIALOG_SHORT_WAIT);
 731                         }
 732                     });
 733             builder.setNegativeButton(R.string.common_cancel,
 734                     new OnClickListener() {
 735                         public void onClick(DialogInterface dialog, int which) {
 736                             dialog.cancel();
 737                         }
 738                     });
 739             dialog = builder.create();
 740             break;
 741         }
 742         case DIALOG_SHORT_WAIT: {
 743             ProgressDialog working_dialog = new ProgressDialog(this);
 744             working_dialog.setMessage(getResources().getString(
 745                     R.string.wait_a_moment));
 746             working_dialog.setIndeterminate(true);
 747             working_dialog.setCancelable(false);
 748             dialog = working_dialog;
 749             break;
 750         }
 751         case DIALOG_CHOOSE_UPLOAD_SOURCE: {
 752             final String [] items = {   getString(R.string.actionbar_upload_files),
 753                                         getString(R.string.actionbar_upload_from_apps) };
 754             builder = new AlertDialog.Builder(this);
 755             builder.setTitle(R.string.actionbar_upload);
 756             builder.setItems(items, new DialogInterface.OnClickListener() {
 757                 public void onClick(DialogInterface dialog, int item) {
 758                     if (item == 0) {
 759                         //if (!mDualPane) {
 760                             Intent action = new Intent(FileDisplayActivity.this, UploadFilesActivity.class);
 761                             action.putExtra(UploadFilesActivity.EXTRA_ACCOUNT, AccountUtils.getCurrentOwnCloudAccount(FileDisplayActivity.this));
 762                             startActivityForResult(action, ACTION_SELECT_MULTIPLE_FILES);
 763                         //} else {
 764                             // TODO create and handle new fragment LocalFileListFragment
 765                         //}
 766                     } else if (item == 1) {
 767                         Intent action = new Intent(Intent.ACTION_GET_CONTENT);
 768                         action = action.setType("*/*")
 769                                 .addCategory(Intent.CATEGORY_OPENABLE);
 770                         startActivityForResult(
 771                                 Intent.createChooser(action, getString(R.string.upload_chooser_title)),
 772                                 ACTION_SELECT_CONTENT_FROM_APPS);
 773                     }
 774                 }
 775             });
 776             dialog = builder.create();
 777             break;
 778         }
 779         case DIALOG_SSL_VALIDATOR: {
 780             dialog = SslValidatorDialog.newInstance(this, mLastSslUntrustedServerResult, this);
 781             break;
 782         }
 783         case DIALOG_CERT_NOT_SAVED: {
 784             builder = new AlertDialog.Builder(this);
 785             builder.setMessage(getResources().getString(R.string.ssl_validator_not_saved));
 786             builder.setCancelable(false);
 787             builder.setPositiveButton(R.string.common_ok, new DialogInterface.OnClickListener() {
 788                     @Override
 789                     public void onClick(DialogInterface dialog, int which) {
 790                         dialog.dismiss();
 791                     };
 792                 });
 793             dialog = builder.create();
 794             break;
 795         }
 796         default:
 797             dialog = null;
 798         }
 799
 800         return dialog;
 801     }
 802
 803
 804     /**
 805      * Translates a content URI of an image to a physical path
 806      * on the disk
 807      * @param uri The URI to resolve
 808      * @return The path to the image or null if it could not be found
 809      */
 810     public String getPath(Uri uri) {
 811         String[] projection = { MediaStore.Images.Media.DATA };
 812         Cursor cursor = managedQuery(uri, projection, null, null, null);
 813         if (cursor != null) {
 814             int column_index = cursor
 815                     .getColumnIndexOrThrow(MediaStore.Images.Media.DATA);
 816             cursor.moveToFirst();
 817             return cursor.getString(column_index);
 818         }
 819         return null;
 820     }
 821
 822     /**
 823      * Pushes a directory to the drop down list
 824      * @param directory to push
 825      * @throws IllegalArgumentException If the {@link OCFile#isDirectory()} returns false.
 826      */
 827     public void pushDirname(OCFile directory) {
 828         if(!directory.isDirectory()){
 829             throw new IllegalArgumentException("Only directories may be pushed!");
 830         }
 831         mDirectories.insert(directory.getFileName(), 0);
 832         mCurrentDir = directory;
 833     }
 834
 835     /**
 836      * Pops a directory name from the drop down list
 837      * @return True, unless the stack is empty
 838      */
 839     public boolean popDirname() {
 840         mDirectories.remove(mDirectories.getItem(0));
 841         return !mDirectories.isEmpty();
 842     }
 843
 844     private class DirectoryCreator implements Runnable {
 845         private String mTargetPath;
 846         private Account mAccount;
 847         private Handler mHandler;
 848
 849         public DirectoryCreator(String targetPath, Account account, Handler handler) {
 850             mTargetPath = targetPath;
 851             mAccount = account;
 852             mHandler = handler;
 853         }
 854
 855         @Override
 856         public void run() {
 857             WebdavClient wdc = OwnCloudClientUtils.createOwnCloudClient(mAccount, getApplicationContext());
 858             boolean created = wdc.createDirectory(mTargetPath);
 859             if (created) {
 860                 mHandler.post(new Runnable() {
 861                     @Override
 862                     public void run() {
 863                         dismissDialog(DIALOG_SHORT_WAIT);
 864
 865                         // Save new directory in local database
 866                         OCFile newDir = new OCFile(mTargetPath);
 867                         newDir.setMimetype("DIR");
 868                         newDir.setParentId(mCurrentDir.getFileId());
 869                         mStorageManager.saveFile(newDir);
 870
 871                         // Display the new folder right away
 872                         mFileList.listDirectory();
 873                     }
 874                 });
 875
 876             } else {
 877                 mHandler.post(new Runnable() {
 878                     @Override
 879                     public void run() {
 880                         dismissDialog(DIALOG_SHORT_WAIT);
 881                         try {
 882                             Toast msg = Toast.makeText(FileDisplayActivity.this, R.string.create_dir_fail_msg, Toast.LENGTH_LONG);
 883                             msg.show();
 884
 885                         } catch (NotFoundException e) {
 886                             Log.e(TAG, "Error while trying to show fail message " , e);
 887                         }
 888                     }
 889                 });
 890             }
 891         }
 892
 893     }
 894
 895     // Custom array adapter to override text colors
 896     private class CustomArrayAdapter<T> extends ArrayAdapter<T> {
 897
 898         public CustomArrayAdapter(FileDisplayActivity ctx, int view) {
 899             super(ctx, view);
 900         }
 901
 902         public View getView(int position, View convertView, ViewGroup parent) {
 903             View v = super.getView(position, convertView, parent);
 904
 905             ((TextView) v).setTextColor(getResources().getColorStateList(
 906                     android.R.color.white));
 907             return v;
 908         }
 909
 910         public View getDropDownView(int position, View convertView,
 911                 ViewGroup parent) {
 912             View v = super.getDropDownView(position, convertView, parent);
 913
 914             ((TextView) v).setTextColor(getResources().getColorStateList(
 915                     android.R.color.white));
 916
 917             return v;
 918         }
 919
 920     }
 921
 922     private class SyncBroadcastReceiver extends BroadcastReceiver {
 923
 924         /**
 925          * {@link BroadcastReceiver} to enable syncing feedback in UI
 926          */
 927         @Override
 928         public void onReceive(Context context, Intent intent) {
 929             boolean inProgress = intent.getBooleanExtra(
 930                     FileSyncService.IN_PROGRESS, false);
 931             String accountName = intent
 932                     .getStringExtra(FileSyncService.ACCOUNT_NAME);
 933
 934             Log.d("FileDisplay", "sync of account " + accountName
 935                     + " is in_progress: " + inProgress);
 936
 937             if (accountName.equals(AccountUtils.getCurrentOwnCloudAccount(context).name)) {
 938
 939                 String synchFolderRemotePath = intent.getStringExtra(FileSyncService.SYNC_FOLDER_REMOTE_PATH);
 940
 941                 boolean fillBlankRoot = false;
 942                 if (mCurrentDir == null) {
 943                     mCurrentDir = mStorageManager.getFileByPath("/");
 944                     fillBlankRoot = (mCurrentDir != null);
 945                 }
 946
 947                 if ((synchFolderRemotePath != null && mCurrentDir != null && (mCurrentDir.getRemotePath().equals(synchFolderRemotePath)))
 948                         || fillBlankRoot ) {
 949                     if (!fillBlankRoot)
 950                         mCurrentDir = getStorageManager().getFileByPath(synchFolderRemotePath);
 951                     OCFileListFragment fileListFragment = (OCFileListFragment) getSupportFragmentManager()
 952                             .findFragmentById(R.id.fileList);
 953                     if (fileListFragment != null) {
 954                         fileListFragment.listDirectory(mCurrentDir);
 955                     }
 956                 }
 957
 958                 setSupportProgressBarIndeterminateVisibility(inProgress);
 959                 removeStickyBroadcast(intent);
 960
 961             }
 962
 963             RemoteOperationResult synchResult = (RemoteOperationResult)intent.getSerializableExtra(FileSyncService.SYNC_RESULT);
 964             if (synchResult != null) {
 965                 if (synchResult.getCode().equals(RemoteOperationResult.ResultCode.SSL_RECOVERABLE_PEER_UNVERIFIED)) {
 966                     mLastSslUntrustedServerResult = synchResult;
 967                     showDialog(DIALOG_SSL_VALIDATOR);
 968                 }
 969             }
 970         }
 971     }
 972
 973
 974     private class UploadFinishReceiver extends BroadcastReceiver {
 975         /**
 976          * Once the file upload has finished -> update view
 977          *  @author David A. Velasco
 978          * {@link BroadcastReceiver} to enable upload feedback in UI
 979          */
 980         @Override
 981         public void onReceive(Context context, Intent intent) {
 982             String uploadedRemotePath = intent.getStringExtra(FileDownloader.EXTRA_REMOTE_PATH);
 983             String accountName = intent.getStringExtra(FileUploader.ACCOUNT_NAME);
 984             boolean sameAccount = accountName.equals(AccountUtils.getCurrentOwnCloudAccount(context).name);
 985             boolean isDescendant = (mCurrentDir != null) && (uploadedRemotePath != null) && (uploadedRemotePath.startsWith(mCurrentDir.getRemotePath()));
 986             if (sameAccount && isDescendant) {
 987                 OCFileListFragment fileListFragment = (OCFileListFragment) getSupportFragmentManager().findFragmentById(R.id.fileList);
 988                 if (fileListFragment != null) {
 989                     fileListFragment.listDirectory();
 990                 }
 991             }
 992         }
 993
 994     }
 995
 996
 997     /**
 998      * Class waiting for broadcast events from the {@link FielDownloader} service.
 999      *
1000      * Updates the UI when a download is started or finished, provided that it is relevant for the
1001      * current folder.
1002      */
1003     private class DownloadFinishReceiver extends BroadcastReceiver {
1004         @Override
1005         public void onReceive(Context context, Intent intent) {
1006             boolean sameAccount = isSameAccount(context, intent);
1007             String downloadedRemotePath = intent.getStringExtra(FileDownloader.EXTRA_REMOTE_PATH);
1008             boolean isDescendant = isDescendant(downloadedRemotePath);
1009
1010             if (sameAccount && isDescendant) {
1011                 updateLeftPanel();
1012                 if (mDualPane) {
1013                     updateRightPanel(intent.getAction(), downloadedRemotePath, intent.getBooleanExtra(FileDownloader.EXTRA_DOWNLOAD_RESULT, false));
1014                 }
1015             }
1016
1017             removeStickyBroadcast(intent);
1018         }
1019
1020         private boolean isDescendant(String downloadedRemotePath) {
1021             return (mCurrentDir != null && downloadedRemotePath != null && downloadedRemotePath.startsWith(mCurrentDir.getRemotePath()));
1022         }
1023
1024         private boolean isSameAccount(Context context, Intent intent) {
1025             String accountName = intent.getStringExtra(FileDownloader.ACCOUNT_NAME);
1026             return (accountName != null && accountName.equals(AccountUtils.getCurrentOwnCloudAccount(context).name));
1027         }
1028     }
1029
1030
1031     protected void updateLeftPanel() {
1032         OCFileListFragment fileListFragment = (OCFileListFragment) getSupportFragmentManager().findFragmentById(R.id.fileList);
1033         if (fileListFragment != null) {
1034             fileListFragment.listDirectory();
1035         }
1036     }
1037
1038     protected void updateRightPanel(String downloadEvent, String downloadedRemotePath, boolean success) {
1039         Fragment fragment = getSupportFragmentManager().findFragmentByTag(FileDetailFragment.FTAG);
1040         boolean waitedPreview = (mWaitingToPreview != null && mWaitingToPreview.getRemotePath().equals(downloadedRemotePath));
1041         if (fragment != null && fragment instanceof FileDetailFragment) {
1042             FileDetailFragment detailsFragment = (FileDetailFragment) fragment;
1043             OCFile fileInFragment = detailsFragment.getFile();
1044             if (fileInFragment != null && !downloadedRemotePath.equals(fileInFragment.getRemotePath())) {
1045                 // the user browsed to other file ; forget the automatic preview
1046                 mWaitingToPreview = null;
1047
1048             } else if (downloadEvent.equals(FileDownloader.DOWNLOAD_ADDED_MESSAGE)) {
1049                 // grant that the right panel updates the progress bar
1050                 detailsFragment.listenForTransferProgress();
1051                 detailsFragment.updateFileDetails(true, false);
1052
1053             } else if (downloadEvent.equals(FileDownloader.DOWNLOAD_FINISH_MESSAGE)) {
1054                 //  update the right panel
1055                 if (success && waitedPreview) {
1056                     mWaitingToPreview = mStorageManager.getFileById(mWaitingToPreview.getFileId());   // update the file from database, for the local storage path
1057                     FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
1058                     transaction.replace(R.id.file_details_container, new PreviewMediaFragment(mWaitingToPreview, AccountUtils.getCurrentOwnCloudAccount(this)), FileDetailFragment.FTAG);
1059                     transaction.commit();
1060                     mWaitingToPreview = null;
1061
1062                 } else {
1063                     detailsFragment.updateFileDetails(false, (success));
1064                 }
1065             }
1066         }
1067     }
1068
1069
1070     /**
1071      * {@inheritDoc}
1072      */
1073     @Override
1074     public DataStorageManager getStorageManager() {
1075         return mStorageManager;
1076     }
1077
1078
1079     /**
1080      * {@inheritDoc}
1081      */
1082     @Override
1083     public void onDirectoryClick(OCFile directory) {
1084         pushDirname(directory);
1085         ActionBar actionBar = getSupportActionBar();
1086         actionBar.setDisplayHomeAsUpEnabled(true);
1087
1088         if (mDualPane) {
1089             // Resets the FileDetailsFragment on Tablets so that it always displays
1090             Fragment fileFragment = getSupportFragmentManager().findFragmentByTag(FileDetailFragment.FTAG);
1091             if (fileFragment != null && (fileFragment instanceof PreviewMediaFragment || !((FileDetailFragment) fileFragment).isEmpty())) {
1092                 FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
1093                 transaction.replace(R.id.file_details_container, new FileDetailFragment(null, null), FileDetailFragment.FTAG); // empty FileDetailFragment
1094                 transaction.commit();
1095             }
1096         }
1097     }
1098
1099
1100     /**
1101      * {@inheritDoc}
1102      */
1103     @Override
1104     public void onFileClick(OCFile file) {
1105         if (file != null && PreviewImageFragment.canBePreviewed(file)) {
1106             // preview image - it handles the download, if needed
1107             startPreviewImage(file);
1108
1109         } else if (file != null && PreviewMediaFragment.canBePreviewed(file)) {
1110             if (file.isDown()) {
1111                 // general preview
1112                 startMediaPreview(file);
1113
1114             } else {
1115                 // automatic download, preview on finish
1116                 startDownloadForPreview(file);
1117
1118             }
1119         } else {
1120             // details view
1121             startDetails(file);
1122         }
1123     }
1124
1125     private void startPreviewImage(OCFile file) {
1126         Intent showDetailsIntent = new Intent(this, PreviewImageActivity.class);
1127         showDetailsIntent.putExtra(FileDetailFragment.EXTRA_FILE, file);
1128         showDetailsIntent.putExtra(FileDetailFragment.EXTRA_ACCOUNT, AccountUtils.getCurrentOwnCloudAccount(this));
1129         startActivity(showDetailsIntent);
1130     }
1131
1132     private void startMediaPreview(OCFile file) {
1133         if (mDualPane) {
1134             FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
1135             transaction.replace(R.id.file_details_container, new PreviewMediaFragment(file, AccountUtils.getCurrentOwnCloudAccount(this)), FileDetailFragment.FTAG);
1136             transaction.commit();
1137
1138         } else {
1139             Intent showDetailsIntent = new Intent(this, FileDetailActivity.class);
1140             showDetailsIntent.putExtra(FileDetailFragment.EXTRA_FILE, file);
1141             showDetailsIntent.putExtra(FileDetailFragment.EXTRA_ACCOUNT, AccountUtils.getCurrentOwnCloudAccount(this));
1142             startActivity(showDetailsIntent);
1143         }
1144     }
1145
1146     private void startDownloadForPreview(OCFile file) {
1147         if (mDualPane) {
1148             FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
1149             transaction.replace(R.id.file_details_container, new FileDetailFragment(file, AccountUtils.getCurrentOwnCloudAccount(this)), FileDetailFragment.FTAG);
1150             transaction.commit();
1151             mWaitingToPreview = file;
1152             requestForDownload();
1153
1154         } else {
1155             Intent showDetailsIntent = new Intent(this, FileDetailActivity.class);
1156             showDetailsIntent.putExtra(FileDetailFragment.EXTRA_FILE, file);
1157             showDetailsIntent.putExtra(FileDetailFragment.EXTRA_ACCOUNT, AccountUtils.getCurrentOwnCloudAccount(this));
1158             startActivity(showDetailsIntent);
1159         }
1160     }
1161
1162
1163     private void startDetails(OCFile file) {
1164         if (mDualPane && !file.isImage()) {
1165             FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
1166             transaction.replace(R.id.file_details_container, new FileDetailFragment(file, AccountUtils.getCurrentOwnCloudAccount(this)), FileDetailFragment.FTAG);
1167             transaction.commit();
1168         } else {
1169             Intent showDetailsIntent = new Intent(this, FileDetailActivity.class);
1170             showDetailsIntent.putExtra(FileDetailFragment.EXTRA_FILE, file);
1171             showDetailsIntent.putExtra(FileDetailFragment.EXTRA_ACCOUNT, AccountUtils.getCurrentOwnCloudAccount(this));
1172             startActivity(showDetailsIntent);
1173         }
1174     }
1175
1176
1177     /**
1178      * {@inheritDoc}
1179      */
1180     @Override
1181     public OCFile getInitialDirectory() {
1182         return mCurrentDir;
1183     }
1184
1185
1186     /**
1187      * {@inheritDoc}
1188      */
1189     @Override
1190     public void onFileStateChanged() {
1191         OCFileListFragment fileListFragment = (OCFileListFragment) getSupportFragmentManager().findFragmentById(R.id.fileList);
1192         if (fileListFragment != null) {
1193             fileListFragment.listDirectory();
1194         }
1195     }
1196
1197
1198     /**
1199      * {@inheritDoc}
1200      */
1201     @Override
1202     public FileDownloaderBinder getFileDownloaderBinder() {
1203         return mDownloaderBinder;
1204     }
1205
1206
1207     /**
1208      * {@inheritDoc}
1209      */
1210     @Override
1211     public FileUploaderBinder getFileUploaderBinder() {
1212         return mUploaderBinder;
1213     }
1214
1215
1216     /** Defines callbacks for service binding, passed to bindService() */
1217     private class ListServiceConnection implements ServiceConnection {
1218
1219         @Override
1220         public void onServiceConnected(ComponentName component, IBinder service) {
1221             if (component.equals(new ComponentName(FileDisplayActivity.this, FileDownloader.class))) {
1222                 Log.d(TAG, "Download service connected");
1223                 mDownloaderBinder = (FileDownloaderBinder) service;
1224                 if (mWaitingToPreview != null) {
1225                     requestForDownload();
1226                 }
1227
1228             } else if (component.equals(new ComponentName(FileDisplayActivity.this, FileUploader.class))) {
1229                 Log.d(TAG, "Upload service connected");
1230                 mUploaderBinder = (FileUploaderBinder) service;
1231             } else {
1232                 return;
1233             }
1234             // a new chance to get the mDownloadBinder through getFileDownloadBinder() - THIS IS A MESS
1235             if (mFileList != null)
1236                 mFileList.listDirectory();
1237             if (mDualPane) {
1238                 Fragment fragment = getSupportFragmentManager().findFragmentByTag(FileDetailFragment.FTAG);
1239                 if (fragment != null && fragment instanceof FileDetailFragment) {
1240                     FileDetailFragment detailFragment = (FileDetailFragment)fragment;
1241                     detailFragment.listenForTransferProgress();
1242                     detailFragment.updateFileDetails(false, false);
1243                 }
1244             }
1245         }
1246
1247         @Override
1248         public void onServiceDisconnected(ComponentName component) {
1249             if (component.equals(new ComponentName(FileDisplayActivity.this, FileDownloader.class))) {
1250                 Log.d(TAG, "Download service disconnected");
1251                 mDownloaderBinder = null;
1252             } else if (component.equals(new ComponentName(FileDisplayActivity.this, FileUploader.class))) {
1253                 Log.d(TAG, "Upload service disconnected");
1254                 mUploaderBinder = null;
1255             }
1256         }
1257     };
1258
1259
1260
1261     /**
1262      * Launch an intent to request the PIN code to the user before letting him use the app
1263      */
1264     private void requestPinCode() {
1265         boolean pinStart = false;
1266         SharedPreferences appPrefs = PreferenceManager.getDefaultSharedPreferences(getApplicationContext());
1267         pinStart = appPrefs.getBoolean("set_pincode", false);
1268         if (pinStart) {
1269             Intent i = new Intent(getApplicationContext(), PinCodeActivity.class);
1270             i.putExtra(PinCodeActivity.EXTRA_ACTIVITY, "FileDisplayActivity");
1271             startActivity(i);
1272         }
1273     }
1274
1275
1276     @Override
1277     public void onSavedCertificate() {
1278         startSynchronization();
1279     }
1280
1281
1282     @Override
1283     public void onFailedSavingCertificate() {
1284         showDialog(DIALOG_CERT_NOT_SAVED);
1285     }
1286
1287
1288     /**
1289      * Updates the view associated to the activity after the finish of some operation over files
1290      * in the current account.
1291      *
1292      * @param operation     Removal operation performed.
1293      * @param result        Result of the removal.
1294      */
1295     @Override
1296     public void onRemoteOperationFinish(RemoteOperation operation, RemoteOperationResult result) {
1297         if (operation instanceof RemoveFileOperation) {
1298             onRemoveFileOperationFinish((RemoveFileOperation)operation, result);
1299
1300         } else if (operation instanceof RenameFileOperation) {
1301             onRenameFileOperationFinish((RenameFileOperation)operation, result);
1302
1303         } else if (operation instanceof SynchronizeFileOperation) {
1304             onSynchronizeFileOperationFinish((SynchronizeFileOperation)operation, result);
1305         }
1306     }
1307
1308
1309     /**
1310      * Updates the view associated to the activity after the finish of an operation trying to remove a
1311      * file.
1312      *
1313      * @param operation     Removal operation performed.
1314      * @param result        Result of the removal.
1315      */
1316     private void onRemoveFileOperationFinish(RemoveFileOperation operation, RemoteOperationResult result) {
1317         dismissDialog(DIALOG_SHORT_WAIT);
1318         if (result.isSuccess()) {
1319             Toast msg = Toast.makeText(this, R.string.remove_success_msg, Toast.LENGTH_LONG);
1320             msg.show();
1321             OCFile removedFile = operation.getFile();
1322             if (mDualPane) {
1323                 FileFragment details = (FileFragment) getSupportFragmentManager().findFragmentByTag(FileDetailFragment.FTAG);
1324                 if (details != null && removedFile.equals(details.getFile())) {
1325                     FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
1326                     transaction.replace(R.id.file_details_container, new FileDetailFragment(null, null)); // empty FileDetailFragment
1327                     transaction.commit();
1328                 }
1329             }
1330             if (mStorageManager.getFileById(removedFile.getParentId()).equals(mCurrentDir)) {
1331                 mFileList.listDirectory();
1332             }
1333
1334         } else {
1335             Toast msg = Toast.makeText(this, R.string.remove_fail_msg, Toast.LENGTH_LONG);
1336             msg.show();
1337             if (result.isSslRecoverableException()) {
1338                 mLastSslUntrustedServerResult = result;
1339                 showDialog(DIALOG_SSL_VALIDATOR);
1340             }
1341         }
1342     }
1343
1344     /**
1345      * Updates the view associated to the activity after the finish of an operation trying to rename a
1346      * file.
1347      *
1348      * @param operation     Renaming operation performed.
1349      * @param result        Result of the renaming.
1350      */
1351     private void onRenameFileOperationFinish(RenameFileOperation operation, RemoteOperationResult result) {
1352         dismissDialog(DIALOG_SHORT_WAIT);
1353         OCFile renamedFile = operation.getFile();
1354         if (result.isSuccess()) {
1355             if (mDualPane) {
1356                 FileFragment details = (FileFragment) getSupportFragmentManager().findFragmentByTag(FileDetailFragment.FTAG);
1357                 if (details != null && details instanceof FileDetailFragment && renamedFile.equals(details.getFile()) ) {
1358                     ((FileDetailFragment) details).updateFileDetails(renamedFile, AccountUtils.getCurrentOwnCloudAccount(this));
1359                 }
1360             }
1361             if (mStorageManager.getFileById(renamedFile.getParentId()).equals(mCurrentDir)) {
1362                 mFileList.listDirectory();
1363             }
1364
1365         } else {
1366             if (result.getCode().equals(ResultCode.INVALID_LOCAL_FILE_NAME)) {
1367                 Toast msg = Toast.makeText(this, R.string.rename_local_fail_msg, Toast.LENGTH_LONG);
1368                 msg.show();
1369                 // TODO throw again the new rename dialog
1370             } else {
1371                 Toast msg = Toast.makeText(this, R.string.rename_server_fail_msg, Toast.LENGTH_LONG);
1372                 msg.show();
1373                 if (result.isSslRecoverableException()) {
1374                     mLastSslUntrustedServerResult = result;
1375                     showDialog(DIALOG_SSL_VALIDATOR);
1376                 }
1377             }
1378         }
1379     }
1380
1381
1382     private void onSynchronizeFileOperationFinish(SynchronizeFileOperation operation, RemoteOperationResult result) {
1383         dismissDialog(DIALOG_SHORT_WAIT);
1384         OCFile syncedFile = operation.getLocalFile();
1385         if (!result.isSuccess()) {
1386             if (result.getCode() == ResultCode.SYNC_CONFLICT) {
1387                 Intent i = new Intent(this, ConflictsResolveActivity.class);
1388                 i.putExtra(ConflictsResolveActivity.EXTRA_FILE, syncedFile);
1389                 i.putExtra(ConflictsResolveActivity.EXTRA_ACCOUNT, AccountUtils.getCurrentOwnCloudAccount(this));
1390                 startActivity(i);
1391
1392             } else {
1393                 Toast msg = Toast.makeText(this, R.string.sync_file_fail_msg, Toast.LENGTH_LONG);
1394                 msg.show();
1395             }
1396
1397         } else {
1398             if (operation.transferWasRequested()) {
1399                 mFileList.listDirectory();
1400                 onTransferStateChanged(syncedFile, true, true);
1401
1402             } else {
1403                 Toast msg = Toast.makeText(this, R.string.sync_file_nothing_to_do_msg, Toast.LENGTH_LONG);
1404                 msg.show();
1405             }
1406         }
1407     }
1408
1409
1410     /**
1411      * {@inheritDoc}
1412      */
1413     @Override
1414     public void onTransferStateChanged(OCFile file, boolean downloading, boolean uploading) {
1415         /*OCFileListFragment fileListFragment = (OCFileListFragment) getSupportFragmentManager().findFragmentById(R.id.fileList);
1416         if (fileListFragment != null) {
1417             fileListFragment.listDirectory();
1418         }*/
1419         if (mDualPane) {
1420             FileFragment details = (FileFragment) getSupportFragmentManager().findFragmentByTag(FileDetailFragment.FTAG);
1421             if (details != null && details instanceof FileDetailFragment && file.equals(details.getFile()) ) {
1422                 if (downloading || uploading) {
1423                     ((FileDetailFragment)details).updateFileDetails(file, AccountUtils.getCurrentOwnCloudAccount(this));
1424                 } else {
1425                     ((FileDetailFragment)details).updateFileDetails(false, true);
1426                 }
1427             }
1428         }
1429     }
1430
1431
1432     @Override
1433     public void showFragmentWithDetails(OCFile file) {
1434         if (mDualPane) {
1435             FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
1436             transaction.replace(R.id.file_details_container, new FileDetailFragment(file, AccountUtils.getCurrentOwnCloudAccount(this)), FileDetailFragment.FTAG);
1437             transaction.commit();
1438
1439         } else {
1440             Intent showDetailsIntent = new Intent(this, FileDetailActivity.class);
1441             showDetailsIntent.putExtra(FileDetailFragment.EXTRA_FILE, file);
1442             showDetailsIntent.putExtra(FileDetailFragment.EXTRA_ACCOUNT, AccountUtils.getCurrentOwnCloudAccount(this));
1443             showDetailsIntent.putExtra(FileDetailActivity.EXTRA_MODE, FileDetailActivity.MODE_DETAILS);
1444             startActivity(showDetailsIntent);
1445         }
1446     }
1447
1448
1449     private void requestForDownload() {
1450         Account account = AccountUtils.getCurrentOwnCloudAccount(this);
1451         if (!mDownloaderBinder.isDownloading(account, mWaitingToPreview)) {
1452             Intent i = new Intent(this, FileDownloader.class);
1453             i.putExtra(FileDownloader.EXTRA_ACCOUNT, account);
1454             i.putExtra(FileDownloader.EXTRA_FILE, mWaitingToPreview);
1455             startService(i);
1456         }
1457     }
1458
1459
1460 }