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

   1 /* ownCloud Android client application
   2  *   Copyright (C) 2011  Bartek Przybylski
   3  *   Copyright (C) 2012-2013 ownCloud Inc.
   4  *
   5  *   This program is free software: you can redistribute it and/or modify
   6  *   it under the terms of the GNU General Public License as published by
   7  *   the Free Software Foundation, either version 3 of the License, or
   8  *   (at your option) any later version.
   9  *
  10  *   This program is distributed in the hope that it will be useful,
  11  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  *   GNU General Public License for more details.
  14  *
  15  *   You should have received a copy of the GNU General Public License
  16  *   along with this program.  If not, see <http://www.gnu.org/licenses/>.
  17  *
  18  */
  19
  20 package com.owncloud.android.ui.activity;
  21
  22 import java.io.File;
  23
  24 import android.accounts.Account;
  25 import android.app.AlertDialog;
  26 import android.app.ProgressDialog;
  27 import android.app.AlertDialog.Builder;
  28 import android.app.Dialog;
  29 import android.content.BroadcastReceiver;
  30 import android.content.ComponentName;
  31 import android.content.ContentResolver;
  32 import android.content.Context;
  33 import android.content.DialogInterface;
  34 import android.content.DialogInterface.OnClickListener;
  35 import android.content.Intent;
  36 import android.content.IntentFilter;
  37 import android.content.ServiceConnection;
  38 import android.content.SharedPreferences;
  39 import android.content.SharedPreferences.Editor;
  40 import android.content.pm.PackageInfo;
  41 import android.content.res.Resources.NotFoundException;
  42 import android.database.Cursor;
  43 import android.net.Uri;
  44 import android.os.Bundle;
  45 import android.os.Handler;
  46 import android.os.IBinder;
  47 import android.preference.PreferenceManager;
  48 import android.provider.MediaStore;
  49 import android.support.v4.app.Fragment;
  50 import android.support.v4.app.FragmentTransaction;
  51 import android.util.Log;
  52 import android.view.View;
  53 import android.view.ViewGroup;
  54 import android.widget.ArrayAdapter;
  55 import android.widget.EditText;
  56 import android.widget.TextView;
  57 import android.widget.Toast;
  58
  59 import com.actionbarsherlock.app.ActionBar;
  60 import com.actionbarsherlock.app.ActionBar.OnNavigationListener;
  61 import com.actionbarsherlock.app.SherlockFragmentActivity;
  62 import com.actionbarsherlock.view.Menu;
  63 import com.actionbarsherlock.view.MenuInflater;
  64 import com.actionbarsherlock.view.MenuItem;
  65 import com.actionbarsherlock.view.Window;
  66 import com.owncloud.android.AccountUtils;
  67 import com.owncloud.android.Log_OC;
  68 import com.owncloud.android.R;
  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.EditNameDialog;
  89 import com.owncloud.android.ui.dialog.SslValidatorDialog;
  90 import com.owncloud.android.ui.dialog.EditNameDialog.EditNameDialogListener;
  91 import com.owncloud.android.ui.dialog.SslValidatorDialog.OnSslValidatorListener;
  92 import com.owncloud.android.ui.fragment.FileDetailFragment;
  93 import com.owncloud.android.ui.fragment.FileFragment;
  94 import com.owncloud.android.ui.fragment.OCFileListFragment;
  95 import com.owncloud.android.ui.preview.PreviewImageActivity;
  96 import com.owncloud.android.ui.preview.PreviewImageFragment;
  97 import com.owncloud.android.ui.preview.PreviewMediaFragment;
  98
  99 import eu.alefzero.webdav.WebdavClient;
 100
 101 /**
 102  * Displays, what files the user has available in his ownCloud.
 103  *
 104  * @author Bartek Przybylski
 105  * @author David A. Velasco
 106  */
 107
 108 public class FileDisplayActivity extends SherlockFragmentActivity implements
 109     OCFileListFragment.ContainerActivity, FileDetailFragment.ContainerActivity, OnNavigationListener, OnSslValidatorListener, OnRemoteOperationListener, EditNameDialogListener {
 110
 111     private ArrayAdapter<String> mDirectories;
 112     private OCFile mCurrentDir = null;
 113     private OCFile mCurrentFile = null;
 114
 115     private DataStorageManager mStorageManager;
 116     private SyncBroadcastReceiver mSyncBroadcastReceiver;
 117     private UploadFinishReceiver mUploadFinishReceiver;
 118     private DownloadFinishReceiver mDownloadFinishReceiver;
 119     private FileDownloaderBinder mDownloaderBinder = null;
 120     private FileUploaderBinder mUploaderBinder = null;
 121     private ServiceConnection mDownloadConnection = null, mUploadConnection = null;
 122     private RemoteOperationResult mLastSslUntrustedServerResult = null;
 123
 124     private OCFileListFragment mFileList;
 125
 126     private boolean mDualPane;
 127     private boolean mBackFromCreatingFirstAccount;
 128
 129     private static final int DIALOG_SETUP_ACCOUNT = 0;
 130     private static final int DIALOG_CREATE_DIR = 1;
 131     public static final int DIALOG_SHORT_WAIT = 3;
 132     private static final int DIALOG_CHOOSE_UPLOAD_SOURCE = 4;
 133     private static final int DIALOG_SSL_VALIDATOR = 5;
 134     private static final int DIALOG_CERT_NOT_SAVED = 6;
 135     private static final String DIALOG_CHANGELOG_TAG = "DIALOG_CHANGELOG";
 136
 137
 138     private static final int ACTION_SELECT_CONTENT_FROM_APPS = 1;
 139     private static final int ACTION_SELECT_MULTIPLE_FILES = 2;
 140
 141     private static final String TAG = "FileDisplayActivity";
 142
 143     private OCFile mWaitingToPreview;
 144     private Handler mHandler;
 145
 146     @Override
 147     public void onCreate(Bundle savedInstanceState) {
 148         Log_OC.d(getClass().toString(), "onCreate() start");
 149         super.onCreate(savedInstanceState);
 150
 151         /// Load of parameters from received intent
 152         Account account = getIntent().getParcelableExtra(FileDetailFragment.EXTRA_ACCOUNT);
 153         if (account != null && AccountUtils.setCurrentOwnCloudAccount(this, account.name)) {
 154             mCurrentDir = getIntent().getParcelableExtra(FileDetailFragment.EXTRA_FILE);
 155         }
 156
 157         /// Load of saved instance state: keep this always before initDataFromCurrentAccount()
 158         if(savedInstanceState != null) {
 159             // TODO - test if savedInstanceState should take precedence over file in the intent ALWAYS (now), NEVER, or SOME TIMES
 160             mCurrentDir = savedInstanceState.getParcelable(FileDetailFragment.EXTRA_FILE);
 161             mWaitingToPreview = (OCFile) savedInstanceState.getParcelable(FileDetailActivity.KEY_WAITING_TO_PREVIEW);
 162
 163         } else {
 164             mWaitingToPreview = null;
 165         }
 166
 167         if (!AccountUtils.accountsAreSetup(this)) {
 168             /// no account available: FORCE ACCOUNT CREATION
 169             mStorageManager = null;
 170             createFirstAccount();
 171
 172         } else {    /// at least an account is available
 173
 174             initDataFromCurrentAccount();   // it checks mCurrentDir and mCurrentFile with the current account
 175
 176         }
 177
 178         mUploadConnection = new ListServiceConnection();
 179         mDownloadConnection = new ListServiceConnection();
 180         bindService(new Intent(this, FileUploader.class), mUploadConnection, Context.BIND_AUTO_CREATE);
 181         bindService(new Intent(this, FileDownloader.class), mDownloadConnection, Context.BIND_AUTO_CREATE);
 182
 183         // PIN CODE request ;  best location is to decide, let's try this first
 184         if (getIntent().getAction() != null && getIntent().getAction().equals(Intent.ACTION_MAIN) && savedInstanceState == null) {
 185             requestPinCode();
 186         }
 187
 188         // file observer
 189         Intent observer_intent = new Intent(this, FileObserverService.class);
 190         observer_intent.putExtra(FileObserverService.KEY_FILE_CMD, FileObserverService.CMD_INIT_OBSERVED_LIST);
 191         startService(observer_intent);
 192
 193
 194         /// USER INTERFACE
 195         requestWindowFeature(Window.FEATURE_INDETERMINATE_PROGRESS);
 196
 197         // Drop-down navigation
 198         mDirectories = new CustomArrayAdapter<String>(this, R.layout.sherlock_spinner_dropdown_item);
 199         OCFile currFile = mCurrentDir;
 200         while(mStorageManager != null && currFile != null && currFile.getFileName() != OCFile.PATH_SEPARATOR) {
 201             mDirectories.add(currFile.getFileName());
 202             currFile = mStorageManager.getFileById(currFile.getParentId());
 203         }
 204         mDirectories.add(OCFile.PATH_SEPARATOR);
 205
 206         // Inflate and set the layout view
 207         setContentView(R.layout.files);
 208         mFileList = (OCFileListFragment) getSupportFragmentManager().findFragmentById(R.id.fileList);
 209         mDualPane = (findViewById(R.id.file_details_container) != null);
 210         if (mDualPane) {
 211             if (savedInstanceState == null) initFileDetailsInDualPane();
 212         } else {
 213             // quick patchES to fix problem in turn from landscape to portrait, when a file is selected in the right pane
 214             // TODO serious refactorization in activities and fragments providing file browsing and handling
 215             if (mCurrentFile != null) {
 216                 onFileClick(mCurrentFile);
 217                 mCurrentFile = null;
 218             }
 219             Fragment rightPanel = getSupportFragmentManager().findFragmentByTag(FileDetailFragment.FTAG);
 220             if (rightPanel != null) {
 221                 FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
 222                 transaction.remove(rightPanel);
 223                 transaction.commit();
 224             }
 225         }
 226
 227         // Action bar setup
 228         ActionBar actionBar = getSupportActionBar();
 229         actionBar.setHomeButtonEnabled(true);   // mandatory since Android ICS, according to the official documentation
 230         actionBar.setDisplayHomeAsUpEnabled(mCurrentDir != null && mCurrentDir.getParentId() != 0);
 231         actionBar.setDisplayShowTitleEnabled(false);
 232         actionBar.setNavigationMode(ActionBar.NAVIGATION_MODE_LIST);
 233         actionBar.setListNavigationCallbacks(mDirectories, this);
 234         setSupportProgressBarIndeterminateVisibility(false);        // always AFTER setContentView(...) ; to workaround bug in its implementation
 235
 236
 237         // show changelog, if needed
 238         //showChangeLog();
 239         mBackFromCreatingFirstAccount = false;
 240
 241         Log_OC.d(getClass().toString(), "onCreate() end");
 242     }
 243
 244
 245     /**
 246      * Shows a dialog with the change log of the current version after each app update
 247      *
 248      *  TODO make it permanent; by now, only to advice the workaround app for 4.1.x
 249      */
 250     private void showChangeLog() {
 251         if (android.os.Build.VERSION.SDK_INT == android.os.Build.VERSION_CODES.JELLY_BEAN) {
 252             final String KEY_VERSION = "version";
 253             SharedPreferences sharedPref = PreferenceManager.getDefaultSharedPreferences(getApplicationContext());
 254             int currentVersionNumber = 0;
 255             int savedVersionNumber = sharedPref.getInt(KEY_VERSION, 0);
 256             try {
 257                 PackageInfo pi          = getPackageManager().getPackageInfo(getPackageName(), 0);
 258                 currentVersionNumber    = pi.versionCode;
 259             } catch (Exception e) {}
 260
 261             if (currentVersionNumber > savedVersionNumber) {
 262                 ChangelogDialog.newInstance(true).show(getSupportFragmentManager(), DIALOG_CHANGELOG_TAG);
 263                 Editor editor   = sharedPref.edit();
 264                 editor.putInt(KEY_VERSION, currentVersionNumber);
 265                 editor.commit();
 266             }
 267         }
 268     }
 269
 270
 271     /**
 272      * Launches the account creation activity. To use when no ownCloud account is available
 273      */
 274     private void createFirstAccount() {
 275         Intent intent = new Intent(android.provider.Settings.ACTION_ADD_ACCOUNT);
 276         intent.putExtra(android.provider.Settings.EXTRA_AUTHORITIES, new String[] { AccountAuthenticator.AUTH_TOKEN_TYPE });
 277         startActivity(intent);  // the new activity won't be created until this.onStart() and this.onResume() are finished;
 278     }
 279
 280
 281     /**
 282      *  Load of state dependent of the existence of an ownCloud account
 283      */
 284     private void initDataFromCurrentAccount() {
 285         /// Storage manager initialization - access to local database
 286         mStorageManager = new FileDataStorageManager(
 287                 AccountUtils.getCurrentOwnCloudAccount(this),
 288                 getContentResolver());
 289
 290         /// Check if mCurrentDir is a directory
 291         if(mCurrentDir != null && !mCurrentDir.isDirectory()) {
 292             mCurrentFile = mCurrentDir;
 293             mCurrentDir = mStorageManager.getFileById(mCurrentDir.getParentId());
 294         }
 295
 296         /// Check if mCurrentDir and mCurrentFile are in the current account, and update them
 297         if (mCurrentDir != null) {
 298             mCurrentDir = mStorageManager.getFileByPath(mCurrentDir.getRemotePath());   // mCurrentDir == null if it is not in the current account
 299         }
 300         if (mCurrentFile != null) {
 301             if (mCurrentFile.fileExists()) {
 302                 mCurrentFile = mStorageManager.getFileByPath(mCurrentFile.getRemotePath());   // mCurrentFile == null if it is not in the current account
 303             }   // 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
 304         }
 305
 306         /// Default to root if mCurrentDir was not found
 307         if (mCurrentDir == null) {
 308             mCurrentDir = mStorageManager.getFileByPath("/"); // will be NULL if the database was never synchronized
 309         }
 310     }
 311
 312
 313     private void initFileDetailsInDualPane() {
 314         if (mDualPane && getSupportFragmentManager().findFragmentByTag(FileDetailFragment.FTAG) == null) {
 315             FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
 316             if (mCurrentFile != null) {
 317                 if (PreviewMediaFragment.canBePreviewed(mCurrentFile)) {
 318                     if (mCurrentFile.isDown()) {
 319                         transaction.replace(R.id.file_details_container, new PreviewMediaFragment(mCurrentFile, AccountUtils.getCurrentOwnCloudAccount(this)), FileDetailFragment.FTAG);
 320                     } else {
 321                         transaction.replace(R.id.file_details_container, new FileDetailFragment(mCurrentFile, AccountUtils.getCurrentOwnCloudAccount(this)), FileDetailFragment.FTAG);
 322                         mWaitingToPreview = mCurrentFile;
 323                     }
 324                 } else {
 325                     transaction.replace(R.id.file_details_container, new FileDetailFragment(mCurrentFile, AccountUtils.getCurrentOwnCloudAccount(this)), FileDetailFragment.FTAG);
 326                 }
 327                 mCurrentFile = null;
 328
 329             } else {
 330                 transaction.replace(R.id.file_details_container, new FileDetailFragment(null, null), FileDetailFragment.FTAG); // empty FileDetailFragment
 331             }
 332             transaction.commit();
 333         }
 334     }
 335
 336
 337     @Override
 338     public void onDestroy() {
 339         super.onDestroy();
 340         if (mDownloadConnection != null)
 341             unbindService(mDownloadConnection);
 342         if (mUploadConnection != null)
 343             unbindService(mUploadConnection);
 344     }
 345
 346
 347     @Override
 348     public boolean onCreateOptionsMenu(Menu menu) {
 349         MenuInflater inflater = getSherlock().getMenuInflater();
 350             inflater.inflate(R.menu.main_menu, menu);
 351
 352             return true;
 353     }
 354
 355     @Override
 356     public boolean onOptionsItemSelected(MenuItem item) {
 357         boolean retval = true;
 358         switch (item.getItemId()) {
 359             case R.id.action_create_dir: {
 360                 EditNameDialog dialog = EditNameDialog.newInstance(getString(R.string.uploader_info_dirname), "", this);
 361                 dialog.show(getSupportFragmentManager(), "createdirdialog");
 362                 break;
 363             }
 364             case R.id.action_sync_account: {
 365                 startSynchronization();
 366                 break;
 367             }
 368             case R.id.action_upload: {
 369                 showDialog(DIALOG_CHOOSE_UPLOAD_SOURCE);
 370                 break;
 371             }
 372             case R.id.action_settings: {
 373                 Intent settingsIntent = new Intent(this, Preferences.class);
 374                 startActivity(settingsIntent);
 375                 break;
 376             }
 377             case android.R.id.home: {
 378                 if(mCurrentDir != null && mCurrentDir.getParentId() != 0){
 379                     onBackPressed();
 380                 }
 381                 break;
 382             }
 383             default:
 384                 retval = super.onOptionsItemSelected(item);
 385         }
 386         return retval;
 387     }
 388
 389     private void startSynchronization() {
 390         ContentResolver.cancelSync(null, AccountAuthenticator.AUTH_TOKEN_TYPE);   // cancel the current synchronizations of any ownCloud account
 391         Bundle bundle = new Bundle();
 392         bundle.putBoolean(ContentResolver.SYNC_EXTRAS_MANUAL, true);
 393         ContentResolver.requestSync(
 394                 AccountUtils.getCurrentOwnCloudAccount(this),
 395                 AccountAuthenticator.AUTH_TOKEN_TYPE, bundle);
 396     }
 397
 398
 399     @Override
 400     public boolean onNavigationItemSelected(int itemPosition, long itemId) {
 401         int i = itemPosition;
 402         while (i-- != 0) {
 403             onBackPressed();
 404         }
 405         // the next operation triggers a new call to this method, but it's necessary to
 406         // ensure that the name exposed in the action bar is the current directory when the
 407         // user selected it in the navigation list
 408         if (itemPosition != 0)
 409             getSupportActionBar().setSelectedNavigationItem(0);
 410         return true;
 411     }
 412
 413     /**
 414      * Called, when the user selected something for uploading
 415      */
 416     public void onActivityResult(int requestCode, int resultCode, Intent data) {
 417
 418         if (requestCode == ACTION_SELECT_CONTENT_FROM_APPS && (resultCode == RESULT_OK || resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)) {
 419             requestSimpleUpload(data, resultCode);
 420
 421         } else if (requestCode == ACTION_SELECT_MULTIPLE_FILES && (resultCode == RESULT_OK || resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)) {
 422             requestMultipleUpload(data, resultCode);
 423
 424         }
 425     }
 426
 427     private void requestMultipleUpload(Intent data, int resultCode) {
 428         String[] filePaths = data.getStringArrayExtra(UploadFilesActivity.EXTRA_CHOSEN_FILES);
 429         if (filePaths != null) {
 430             String[] remotePaths = new String[filePaths.length];
 431             String remotePathBase = "";
 432             for (int j = mDirectories.getCount() - 2; j >= 0; --j) {
 433                 remotePathBase += OCFile.PATH_SEPARATOR + mDirectories.getItem(j);
 434             }
 435             if (!remotePathBase.endsWith(OCFile.PATH_SEPARATOR))
 436                 remotePathBase += OCFile.PATH_SEPARATOR;
 437             for (int j = 0; j< remotePaths.length; j++) {
 438                 remotePaths[j] = remotePathBase + (new File(filePaths[j])).getName();
 439             }
 440
 441             Intent i = new Intent(this, FileUploader.class);
 442             i.putExtra(FileUploader.KEY_ACCOUNT, AccountUtils.getCurrentOwnCloudAccount(this));
 443             i.putExtra(FileUploader.KEY_LOCAL_FILE, filePaths);
 444             i.putExtra(FileUploader.KEY_REMOTE_FILE, remotePaths);
 445             i.putExtra(FileUploader.KEY_UPLOAD_TYPE, FileUploader.UPLOAD_MULTIPLE_FILES);
 446             if (resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)
 447                 i.putExtra(FileUploader.KEY_LOCAL_BEHAVIOUR, FileUploader.LOCAL_BEHAVIOUR_MOVE);
 448             startService(i);
 449
 450         } else {
 451             Log_OC.d("FileDisplay", "User clicked on 'Update' with no selection");
 452             Toast t = Toast.makeText(this, getString(R.string.filedisplay_no_file_selected), Toast.LENGTH_LONG);
 453             t.show();
 454             return;
 455         }
 456     }
 457
 458
 459     private void requestSimpleUpload(Intent data, int resultCode) {
 460         String filepath = null;
 461         try {
 462             Uri selectedImageUri = data.getData();
 463
 464             String filemanagerstring = selectedImageUri.getPath();
 465             String selectedImagePath = getPath(selectedImageUri);
 466
 467             if (selectedImagePath != null)
 468                 filepath = selectedImagePath;
 469             else
 470                 filepath = filemanagerstring;
 471
 472         } catch (Exception e) {
 473             Log_OC.e("FileDisplay", "Unexpected exception when trying to read the result of Intent.ACTION_GET_CONTENT", e);
 474             e.printStackTrace();
 475
 476         } finally {
 477             if (filepath == null) {
 478                 Log_OC.e("FileDisplay", "Couldnt resolve path to file");
 479                 Toast t = Toast.makeText(this, getString(R.string.filedisplay_unexpected_bad_get_content), Toast.LENGTH_LONG);
 480                 t.show();
 481                 return;
 482             }
 483         }
 484
 485         Intent i = new Intent(this, FileUploader.class);
 486         i.putExtra(FileUploader.KEY_ACCOUNT,
 487                 AccountUtils.getCurrentOwnCloudAccount(this));
 488         String remotepath = new String();
 489         for (int j = mDirectories.getCount() - 2; j >= 0; --j) {
 490             remotepath += OCFile.PATH_SEPARATOR + mDirectories.getItem(j);
 491         }
 492         if (!remotepath.endsWith(OCFile.PATH_SEPARATOR))
 493             remotepath += OCFile.PATH_SEPARATOR;
 494         remotepath += new File(filepath).getName();
 495
 496         i.putExtra(FileUploader.KEY_LOCAL_FILE, filepath);
 497         i.putExtra(FileUploader.KEY_REMOTE_FILE, remotepath);
 498         i.putExtra(FileUploader.KEY_UPLOAD_TYPE, FileUploader.UPLOAD_SINGLE_FILE);
 499         if (resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)
 500             i.putExtra(FileUploader.KEY_LOCAL_BEHAVIOUR, FileUploader.LOCAL_BEHAVIOUR_MOVE);
 501         startService(i);
 502     }
 503
 504
 505     @Override
 506     public void onBackPressed() {
 507         if (mDirectories.getCount() <= 1) {
 508             finish();
 509             return;
 510         }
 511         popDirname();
 512         mFileList.onNavigateUp();
 513         mCurrentDir = mFileList.getCurrentFile();
 514
 515         if (mDualPane) {
 516             // Resets the FileDetailsFragment on Tablets so that it always displays
 517             Fragment fileFragment = getSupportFragmentManager().findFragmentByTag(FileDetailFragment.FTAG);
 518             if (fileFragment != null && (fileFragment instanceof PreviewMediaFragment || !((FileDetailFragment) fileFragment).isEmpty())) {
 519                 FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
 520                 transaction.replace(R.id.file_details_container, new FileDetailFragment(null, null), FileDetailFragment.FTAG); // empty FileDetailFragment
 521                 transaction.commit();
 522             }
 523         }
 524
 525         if(mCurrentDir.getParentId() == 0){
 526             ActionBar actionBar = getSupportActionBar();
 527             actionBar.setDisplayHomeAsUpEnabled(false);
 528         }
 529     }
 530
 531     @Override
 532     protected void onSaveInstanceState(Bundle outState) {
 533         // responsibility of restore is preferred in onCreate() before than in onRestoreInstanceState when there are Fragments involved
 534         Log_OC.d(getClass().toString(), "onSaveInstanceState() start");
 535         super.onSaveInstanceState(outState);
 536         outState.putParcelable(FileDetailFragment.EXTRA_FILE, mCurrentDir);
 537         if (mDualPane) {
 538             FileFragment fragment = (FileFragment) getSupportFragmentManager().findFragmentByTag(FileDetailFragment.FTAG);
 539             if (fragment != null) {
 540                 OCFile file = fragment.getFile();
 541                 if (file != null) {
 542                     outState.putParcelable(FileDetailFragment.EXTRA_FILE, file);
 543                 }
 544             }
 545         }
 546         outState.putParcelable(FileDetailActivity.KEY_WAITING_TO_PREVIEW, mWaitingToPreview);
 547         Log_OC.d(getClass().toString(), "onSaveInstanceState() end");
 548     }
 549
 550
 551     @Override
 552     protected void onResume() {
 553         Log_OC.d(getClass().toString(), "onResume() start");
 554         super.onResume();
 555
 556         if (AccountUtils.accountsAreSetup(this)) {
 557
 558             if (mStorageManager == null) {
 559                 // this is necessary for handling the come back to FileDisplayActivity when the first ownCloud account is created
 560                 initDataFromCurrentAccount();
 561                 if (mDualPane) {
 562                     initFileDetailsInDualPane();
 563                 }
 564                 mBackFromCreatingFirstAccount = true;
 565             }
 566
 567             // Listen for sync messages
 568             IntentFilter syncIntentFilter = new IntentFilter(FileSyncService.SYNC_MESSAGE);
 569             mSyncBroadcastReceiver = new SyncBroadcastReceiver();
 570             registerReceiver(mSyncBroadcastReceiver, syncIntentFilter);
 571
 572             // Listen for upload messages
 573             IntentFilter uploadIntentFilter = new IntentFilter(FileUploader.UPLOAD_FINISH_MESSAGE);
 574             mUploadFinishReceiver = new UploadFinishReceiver();
 575             registerReceiver(mUploadFinishReceiver, uploadIntentFilter);
 576
 577             // Listen for download messages
 578             IntentFilter downloadIntentFilter = new IntentFilter(FileDownloader.DOWNLOAD_ADDED_MESSAGE);
 579             downloadIntentFilter.addAction(FileDownloader.DOWNLOAD_FINISH_MESSAGE);
 580             mDownloadFinishReceiver = new DownloadFinishReceiver();
 581             registerReceiver(mDownloadFinishReceiver, downloadIntentFilter);
 582
 583             // List current directory
 584             mFileList.listDirectory(mCurrentDir);   // TODO we should find the way to avoid the need of this (maybe it's not necessary yet; to check)
 585
 586         } else {
 587
 588             mStorageManager = null;     // an invalid object will be there if all the ownCloud accounts are removed
 589             showDialog(DIALOG_SETUP_ACCOUNT);
 590
 591         }
 592         Log_OC.d(getClass().toString(), "onResume() end");
 593     }
 594
 595
 596     @Override
 597     protected void onPause() {
 598         Log_OC.d(getClass().toString(), "onPause() start");
 599         super.onPause();
 600         if (mSyncBroadcastReceiver != null) {
 601             unregisterReceiver(mSyncBroadcastReceiver);
 602             mSyncBroadcastReceiver = null;
 603         }
 604         if (mUploadFinishReceiver != null) {
 605             unregisterReceiver(mUploadFinishReceiver);
 606             mUploadFinishReceiver = null;
 607         }
 608         if (mDownloadFinishReceiver != null) {
 609             unregisterReceiver(mDownloadFinishReceiver);
 610             mDownloadFinishReceiver = null;
 611         }
 612         if (!AccountUtils.accountsAreSetup(this)) {
 613             dismissDialog(DIALOG_SETUP_ACCOUNT);
 614         }
 615
 616         Log_OC.d(getClass().toString(), "onPause() end");
 617     }
 618
 619
 620     @Override
 621     protected void onPrepareDialog(int id, Dialog dialog, Bundle args) {
 622         if (id == DIALOG_SSL_VALIDATOR && mLastSslUntrustedServerResult != null) {
 623             ((SslValidatorDialog)dialog).updateResult(mLastSslUntrustedServerResult);
 624         }
 625     }
 626
 627
 628     @Override
 629     protected Dialog onCreateDialog(int id) {
 630         Dialog dialog = null;
 631         AlertDialog.Builder builder;
 632         switch (id) {
 633         case DIALOG_SETUP_ACCOUNT: {
 634             builder = new AlertDialog.Builder(this);
 635             builder.setTitle(R.string.main_tit_accsetup);
 636             builder.setMessage(R.string.main_wrn_accsetup);
 637             builder.setCancelable(false);
 638             builder.setPositiveButton(android.R.string.ok, new OnClickListener() {
 639                 public void onClick(DialogInterface dialog, int which) {
 640                     createFirstAccount();
 641                     dialog.dismiss();
 642                 }
 643             });
 644             String message = String.format(getString(R.string.common_exit), getString(R.string.app_name));
 645             builder.setNegativeButton(message, new OnClickListener() {
 646                 public void onClick(DialogInterface dialog, int which) {
 647                     dialog.dismiss();
 648                     finish();
 649                 }
 650             });
 651             //builder.setNegativeButton(android.R.string.cancel, this);
 652             dialog = builder.create();
 653             break;
 654         }
 655         case DIALOG_CREATE_DIR: {
 656             builder = new Builder(this);
 657             final EditText dirNameInput = new EditText(getBaseContext());
 658             builder.setView(dirNameInput);
 659             builder.setTitle(R.string.uploader_info_dirname);
 660             int typed_color = getResources().getColor(R.color.setup_text_typed);
 661             dirNameInput.setTextColor(typed_color);
 662             builder.setPositiveButton(android.R.string.ok,
 663                     new OnClickListener() {
 664                         public void onClick(DialogInterface dialog, int which) {
 665                             String directoryName = dirNameInput.getText().toString();
 666                             if (directoryName.trim().length() == 0) {
 667                                 dialog.cancel();
 668                                 return;
 669                             }
 670
 671                             // Figure out the path where the dir needs to be created
 672                             String path;
 673                             if (mCurrentDir == null) {
 674                                 // this is just a patch; we should ensure that mCurrentDir never is null
 675                                 if (!mStorageManager.fileExists(OCFile.PATH_SEPARATOR)) {
 676                                     OCFile file = new OCFile(OCFile.PATH_SEPARATOR);
 677                                     mStorageManager.saveFile(file);
 678                                 }
 679                                 mCurrentDir = mStorageManager.getFileByPath(OCFile.PATH_SEPARATOR);
 680                             }
 681                             path = FileDisplayActivity.this.mCurrentDir.getRemotePath();
 682
 683                             // Create directory
 684                             path += directoryName + OCFile.PATH_SEPARATOR;
 685                             Thread thread = new Thread(new DirectoryCreator(path,  AccountUtils.getCurrentOwnCloudAccount(FileDisplayActivity.this), new Handler()));
 686                             thread.start();
 687
 688                             dialog.dismiss();
 689
 690                             showDialog(DIALOG_SHORT_WAIT);
 691                         }
 692                     });
 693             builder.setNegativeButton(R.string.common_cancel,
 694                     new OnClickListener() {
 695                         public void onClick(DialogInterface dialog, int which) {
 696                             dialog.cancel();
 697                         }
 698                     });
 699             dialog = builder.create();
 700             break;
 701         }
 702         case DIALOG_SHORT_WAIT: {
 703             ProgressDialog working_dialog = new ProgressDialog(this);
 704             working_dialog.setMessage(getResources().getString(
 705                     R.string.wait_a_moment));
 706             working_dialog.setIndeterminate(true);
 707             working_dialog.setCancelable(false);
 708             dialog = working_dialog;
 709             break;
 710         }
 711         case DIALOG_CHOOSE_UPLOAD_SOURCE: {
 712
 713             String[] items = null;
 714
 715             String[] allTheItems = { getString(R.string.actionbar_upload_files),
 716                                      getString(R.string.actionbar_upload_from_apps),
 717                                      getString(R.string.actionbar_failed_instant_upload) };
 718
 719             String[] commonItems = { getString(R.string.actionbar_upload_files),
 720                                      getString(R.string.actionbar_upload_from_apps) };
 721
 722             if (InstantUploadActivity.IS_ENABLED)
 723                 items = allTheItems;
 724             else
 725                 items = commonItems;
 726
 727             builder = new AlertDialog.Builder(this);
 728             builder.setTitle(R.string.actionbar_upload);
 729             builder.setItems(items, new DialogInterface.OnClickListener() {
 730                 public void onClick(DialogInterface dialog, int item) {
 731                     if (item == 0) {
 732                         // if (!mDualPane) {
 733                         Intent action = new Intent(FileDisplayActivity.this, UploadFilesActivity.class);
 734                         action.putExtra(UploadFilesActivity.EXTRA_ACCOUNT,
 735                                 AccountUtils.getCurrentOwnCloudAccount(FileDisplayActivity.this));
 736                         startActivityForResult(action, ACTION_SELECT_MULTIPLE_FILES);
 737                         // } else {
 738                         // TODO create and handle new fragment
 739                         // LocalFileListFragment
 740                         // }
 741                     } else if (item == 1) {
 742                         Intent action = new Intent(Intent.ACTION_GET_CONTENT);
 743                         action = action.setType("*/*").addCategory(Intent.CATEGORY_OPENABLE);
 744                         startActivityForResult(Intent.createChooser(action, getString(R.string.upload_chooser_title)),
 745                                 ACTION_SELECT_CONTENT_FROM_APPS);
 746                     } else if (item == 2 && InstantUploadActivity.IS_ENABLED) {
 747                         Account account = AccountUtils.getCurrentOwnCloudAccount(FileDisplayActivity.this);
 748                         Intent action = new Intent(FileDisplayActivity.this, InstantUploadActivity.class);
 749                         action.putExtra(FileUploader.KEY_ACCOUNT, account);
 750                         startActivity(action);
 751                     }
 752                 }
 753             });
 754             dialog = builder.create();
 755             break;
 756         }
 757         case DIALOG_SSL_VALIDATOR: {
 758             dialog = SslValidatorDialog.newInstance(this, mLastSslUntrustedServerResult, this);
 759             break;
 760         }
 761         case DIALOG_CERT_NOT_SAVED: {
 762             builder = new AlertDialog.Builder(this);
 763             builder.setMessage(getResources().getString(R.string.ssl_validator_not_saved));
 764             builder.setCancelable(false);
 765             builder.setPositiveButton(R.string.common_ok, new DialogInterface.OnClickListener() {
 766                     @Override
 767                     public void onClick(DialogInterface dialog, int which) {
 768                         dialog.dismiss();
 769                     };
 770                 });
 771             dialog = builder.create();
 772             break;
 773         }
 774         default:
 775             dialog = null;
 776         }
 777
 778         return dialog;
 779     }
 780
 781
 782     /**
 783      * Translates a content URI of an image to a physical path
 784      * on the disk
 785      * @param uri The URI to resolve
 786      * @return The path to the image or null if it could not be found
 787      */
 788     public String getPath(Uri uri) {
 789         String[] projection = { MediaStore.Images.Media.DATA };
 790         Cursor cursor = managedQuery(uri, projection, null, null, null);
 791         if (cursor != null) {
 792             int column_index = cursor
 793                     .getColumnIndexOrThrow(MediaStore.Images.Media.DATA);
 794             cursor.moveToFirst();
 795             return cursor.getString(column_index);
 796         }
 797         return null;
 798     }
 799
 800     /**
 801      * Pushes a directory to the drop down list
 802      * @param directory to push
 803      * @throws IllegalArgumentException If the {@link OCFile#isDirectory()} returns false.
 804      */
 805     public void pushDirname(OCFile directory) {
 806         if(!directory.isDirectory()){
 807             throw new IllegalArgumentException("Only directories may be pushed!");
 808         }
 809         mDirectories.insert(directory.getFileName(), 0);
 810         mCurrentDir = directory;
 811     }
 812
 813     /**
 814      * Pops a directory name from the drop down list
 815      * @return True, unless the stack is empty
 816      */
 817     public boolean popDirname() {
 818         mDirectories.remove(mDirectories.getItem(0));
 819         return !mDirectories.isEmpty();
 820     }
 821
 822     private class DirectoryCreator implements Runnable {
 823         private String mTargetPath;
 824         private Account mAccount;
 825         private Handler mHandler;
 826
 827         public DirectoryCreator(String targetPath, Account account, Handler handler) {
 828             mTargetPath = targetPath;
 829             mAccount = account;
 830             mHandler = handler;
 831         }
 832
 833         @Override
 834         public void run() {
 835             WebdavClient wdc = OwnCloudClientUtils.createOwnCloudClient(mAccount, getApplicationContext());
 836             boolean created = wdc.createDirectory(mTargetPath);
 837             if (created) {
 838                 mHandler.post(new Runnable() {
 839                     @Override
 840                     public void run() {
 841                         dismissDialog(DIALOG_SHORT_WAIT);
 842
 843                         // Save new directory in local database
 844                         OCFile newDir = new OCFile(mTargetPath);
 845                         newDir.setMimetype("DIR");
 846                         newDir.setParentId(mCurrentDir.getFileId());
 847                         mStorageManager.saveFile(newDir);
 848
 849                         // Display the new folder right away
 850                         mFileList.listDirectory();
 851                     }
 852                 });
 853
 854             } else {
 855                 mHandler.post(new Runnable() {
 856                     @Override
 857                     public void run() {
 858                         dismissDialog(DIALOG_SHORT_WAIT);
 859                         try {
 860                             Toast msg = Toast.makeText(FileDisplayActivity.this, R.string.create_dir_fail_msg, Toast.LENGTH_LONG);
 861                             msg.show();
 862
 863                         } catch (NotFoundException e) {
 864                             Log_OC.e(TAG, "Error while trying to show fail message ", e);
 865                         }
 866                     }
 867                 });
 868             }
 869         }
 870
 871     }
 872
 873     // Custom array adapter to override text colors
 874     private class CustomArrayAdapter<T> extends ArrayAdapter<T> {
 875
 876         public CustomArrayAdapter(FileDisplayActivity ctx, int view) {
 877             super(ctx, view);
 878         }
 879
 880         public View getView(int position, View convertView, ViewGroup parent) {
 881             View v = super.getView(position, convertView, parent);
 882
 883             ((TextView) v).setTextColor(getResources().getColorStateList(
 884                     android.R.color.white));
 885             return v;
 886         }
 887
 888         public View getDropDownView(int position, View convertView,
 889                 ViewGroup parent) {
 890             View v = super.getDropDownView(position, convertView, parent);
 891
 892             ((TextView) v).setTextColor(getResources().getColorStateList(
 893                     android.R.color.white));
 894
 895             return v;
 896         }
 897
 898     }
 899
 900     private class SyncBroadcastReceiver extends BroadcastReceiver {
 901
 902         /**
 903          * {@link BroadcastReceiver} to enable syncing feedback in UI
 904          */
 905         @Override
 906         public void onReceive(Context context, Intent intent) {
 907             boolean inProgress = intent.getBooleanExtra(FileSyncService.IN_PROGRESS, false);
 908             String accountName = intent.getStringExtra(FileSyncService.ACCOUNT_NAME);
 909
 910             Log_OC.d("FileDisplay", "sync of account " + accountName + " is in_progress: " + inProgress);
 911
 912             if (accountName.equals(AccountUtils.getCurrentOwnCloudAccount(context).name)) {
 913
 914                 String synchFolderRemotePath = intent.getStringExtra(FileSyncService.SYNC_FOLDER_REMOTE_PATH);
 915
 916                 boolean fillBlankRoot = false;
 917                 if (mCurrentDir == null) {
 918                     mCurrentDir = mStorageManager.getFileByPath("/");
 919                     fillBlankRoot = (mCurrentDir != null);
 920                 }
 921
 922                 if ((synchFolderRemotePath != null && mCurrentDir != null && (mCurrentDir.getRemotePath().equals(synchFolderRemotePath)))
 923                         || fillBlankRoot ) {
 924                     if (!fillBlankRoot)
 925                         mCurrentDir = getStorageManager().getFileByPath(synchFolderRemotePath);
 926                     OCFileListFragment fileListFragment = (OCFileListFragment) getSupportFragmentManager()
 927                             .findFragmentById(R.id.fileList);
 928                     if (fileListFragment != null) {
 929                         fileListFragment.listDirectory(mCurrentDir);
 930                     }
 931                 }
 932
 933                 setSupportProgressBarIndeterminateVisibility(inProgress);
 934                 if (mBackFromCreatingFirstAccount) {
 935                     // awful patch to fix problem with visibility of progress circle with the first refresh of the first account
 936                     // TODO - kill this Activity when the first account has to be created instead of stack the account creation on it
 937                     getSupportActionBar().hide();
 938                     getSupportActionBar().show();
 939                     mBackFromCreatingFirstAccount = false;
 940                 }
 941                 removeStickyBroadcast(intent);
 942
 943             }
 944
 945             RemoteOperationResult synchResult = (RemoteOperationResult)intent.getSerializableExtra(FileSyncService.SYNC_RESULT);
 946             if (synchResult != null) {
 947                 if (synchResult.getCode().equals(RemoteOperationResult.ResultCode.SSL_RECOVERABLE_PEER_UNVERIFIED)) {
 948                     mLastSslUntrustedServerResult = synchResult;
 949                     showDialog(DIALOG_SSL_VALIDATOR);
 950                 }
 951             }
 952         }
 953     }
 954
 955
 956     private class UploadFinishReceiver extends BroadcastReceiver {
 957         /**
 958          * Once the file upload has finished -> update view
 959          *  @author David A. Velasco
 960          * {@link BroadcastReceiver} to enable upload feedback in UI
 961          */
 962         @Override
 963         public void onReceive(Context context, Intent intent) {
 964             String uploadedRemotePath = intent.getStringExtra(FileDownloader.EXTRA_REMOTE_PATH);
 965             String accountName = intent.getStringExtra(FileUploader.ACCOUNT_NAME);
 966             boolean sameAccount = accountName.equals(AccountUtils.getCurrentOwnCloudAccount(context).name);
 967             boolean isDescendant = (mCurrentDir != null) && (uploadedRemotePath != null) && (uploadedRemotePath.startsWith(mCurrentDir.getRemotePath()));
 968             if (sameAccount && isDescendant) {
 969                 OCFileListFragment fileListFragment = (OCFileListFragment) getSupportFragmentManager().findFragmentById(R.id.fileList);
 970                 if (fileListFragment != null) {
 971                     fileListFragment.listDirectory();
 972                 }
 973             }
 974         }
 975
 976     }
 977
 978
 979     /**
 980      * Class waiting for broadcast events from the {@link FielDownloader} service.
 981      *
 982      * Updates the UI when a download is started or finished, provided that it is relevant for the
 983      * current folder.
 984      */
 985     private class DownloadFinishReceiver extends BroadcastReceiver {
 986         @Override
 987         public void onReceive(Context context, Intent intent) {
 988             boolean sameAccount = isSameAccount(context, intent);
 989             String downloadedRemotePath = intent.getStringExtra(FileDownloader.EXTRA_REMOTE_PATH);
 990             boolean isDescendant = isDescendant(downloadedRemotePath);
 991
 992             if (sameAccount && isDescendant) {
 993                 updateLeftPanel();
 994                 if (mDualPane) {
 995                     updateRightPanel(intent.getAction(), downloadedRemotePath, intent.getBooleanExtra(FileDownloader.EXTRA_DOWNLOAD_RESULT, false));
 996                 }
 997             }
 998
 999             removeStickyBroadcast(intent);
1000         }
1001
1002         private boolean isDescendant(String downloadedRemotePath) {
1003             return (mCurrentDir != null && downloadedRemotePath != null && downloadedRemotePath.startsWith(mCurrentDir.getRemotePath()));
1004         }
1005
1006         private boolean isSameAccount(Context context, Intent intent) {
1007             String accountName = intent.getStringExtra(FileDownloader.ACCOUNT_NAME);
1008             return (accountName != null && accountName.equals(AccountUtils.getCurrentOwnCloudAccount(context).name));
1009         }
1010     }
1011
1012
1013     protected void updateLeftPanel() {
1014         OCFileListFragment fileListFragment = (OCFileListFragment) getSupportFragmentManager().findFragmentById(R.id.fileList);
1015         if (fileListFragment != null) {
1016             fileListFragment.listDirectory();
1017         }
1018     }
1019
1020     protected void updateRightPanel(String downloadEvent, String downloadedRemotePath, boolean success) {
1021         Fragment fragment = getSupportFragmentManager().findFragmentByTag(FileDetailFragment.FTAG);
1022         boolean waitedPreview = (mWaitingToPreview != null && mWaitingToPreview.getRemotePath().equals(downloadedRemotePath));
1023         if (fragment != null && fragment instanceof FileDetailFragment) {
1024             FileDetailFragment detailsFragment = (FileDetailFragment) fragment;
1025             OCFile fileInFragment = detailsFragment.getFile();
1026             if (fileInFragment != null && !downloadedRemotePath.equals(fileInFragment.getRemotePath())) {
1027                 // the user browsed to other file ; forget the automatic preview
1028                 mWaitingToPreview = null;
1029
1030             } else if (downloadEvent.equals(FileDownloader.DOWNLOAD_ADDED_MESSAGE)) {
1031                 // grant that the right panel updates the progress bar
1032                 detailsFragment.listenForTransferProgress();
1033                 detailsFragment.updateFileDetails(true, false);
1034
1035             } else if (downloadEvent.equals(FileDownloader.DOWNLOAD_FINISH_MESSAGE)) {
1036                 //  update the right panel
1037                 if (success && waitedPreview) {
1038                     mWaitingToPreview = mStorageManager.getFileById(mWaitingToPreview.getFileId());   // update the file from database, for the local storage path
1039                     FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
1040                     transaction.replace(R.id.file_details_container, new PreviewMediaFragment(mWaitingToPreview, AccountUtils.getCurrentOwnCloudAccount(this)), FileDetailFragment.FTAG);
1041                     transaction.commit();
1042                     mWaitingToPreview = null;
1043
1044                 } else {
1045                     detailsFragment.updateFileDetails(false, (success));
1046                 }
1047             }
1048         }
1049     }
1050
1051
1052     /**
1053      * {@inheritDoc}
1054      */
1055     @Override
1056     public DataStorageManager getStorageManager() {
1057         return mStorageManager;
1058     }
1059
1060
1061     /**
1062      * {@inheritDoc}
1063      */
1064     @Override
1065     public void onDirectoryClick(OCFile directory) {
1066         pushDirname(directory);
1067         ActionBar actionBar = getSupportActionBar();
1068         actionBar.setDisplayHomeAsUpEnabled(true);
1069
1070         if (mDualPane) {
1071             // Resets the FileDetailsFragment on Tablets so that it always displays
1072             Fragment fileFragment = getSupportFragmentManager().findFragmentByTag(FileDetailFragment.FTAG);
1073             if (fileFragment != null && (fileFragment instanceof PreviewMediaFragment || !((FileDetailFragment) fileFragment).isEmpty())) {
1074                 FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
1075                 transaction.replace(R.id.file_details_container, new FileDetailFragment(null, null), FileDetailFragment.FTAG); // empty FileDetailFragment
1076                 transaction.commit();
1077             }
1078         }
1079     }
1080
1081
1082     /**
1083      * {@inheritDoc}
1084      */
1085     @Override
1086     public void onFileClick(OCFile file) {
1087         if (file != null && PreviewImageFragment.canBePreviewed(file)) {
1088             // preview image - it handles the download, if needed
1089             startPreviewImage(file);
1090
1091         } else if (file != null && PreviewMediaFragment.canBePreviewed(file)) {
1092             if (file.isDown()) {
1093                 // general preview
1094                 startMediaPreview(file);
1095
1096             } else {
1097                 // automatic download, preview on finish
1098                 startDownloadForPreview(file);
1099
1100             }
1101         } else {
1102             // details view
1103             startDetails(file);
1104         }
1105     }
1106
1107     private void startPreviewImage(OCFile file) {
1108         Intent showDetailsIntent = new Intent(this, PreviewImageActivity.class);
1109         showDetailsIntent.putExtra(FileDetailFragment.EXTRA_FILE, file);
1110         showDetailsIntent.putExtra(FileDetailFragment.EXTRA_ACCOUNT, AccountUtils.getCurrentOwnCloudAccount(this));
1111         startActivity(showDetailsIntent);
1112     }
1113
1114     private void startMediaPreview(OCFile file) {
1115         if (mDualPane) {
1116             FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
1117             transaction.replace(R.id.file_details_container, new PreviewMediaFragment(file, AccountUtils.getCurrentOwnCloudAccount(this)), FileDetailFragment.FTAG);
1118             transaction.commit();
1119
1120         } else {
1121             Intent showDetailsIntent = new Intent(this, FileDetailActivity.class);
1122             showDetailsIntent.putExtra(FileDetailFragment.EXTRA_FILE, file);
1123             showDetailsIntent.putExtra(FileDetailFragment.EXTRA_ACCOUNT, AccountUtils.getCurrentOwnCloudAccount(this));
1124             startActivity(showDetailsIntent);
1125         }
1126     }
1127
1128     private void startDownloadForPreview(OCFile file) {
1129         if (mDualPane) {
1130             FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
1131             transaction.replace(R.id.file_details_container, new FileDetailFragment(file, AccountUtils.getCurrentOwnCloudAccount(this)), FileDetailFragment.FTAG);
1132             transaction.commit();
1133             mWaitingToPreview = file;
1134             requestForDownload();
1135
1136         } else {
1137             Intent showDetailsIntent = new Intent(this, FileDetailActivity.class);
1138             showDetailsIntent.putExtra(FileDetailFragment.EXTRA_FILE, file);
1139             showDetailsIntent.putExtra(FileDetailFragment.EXTRA_ACCOUNT, AccountUtils.getCurrentOwnCloudAccount(this));
1140             startActivity(showDetailsIntent);
1141         }
1142     }
1143
1144
1145     private void startDetails(OCFile file) {
1146         if (mDualPane && !file.isImage()) {
1147             FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
1148             transaction.replace(R.id.file_details_container, new FileDetailFragment(file, AccountUtils.getCurrentOwnCloudAccount(this)), FileDetailFragment.FTAG);
1149             transaction.commit();
1150         } else {
1151             Intent showDetailsIntent = new Intent(this, FileDetailActivity.class);
1152             showDetailsIntent.putExtra(FileDetailFragment.EXTRA_FILE, file);
1153             showDetailsIntent.putExtra(FileDetailFragment.EXTRA_ACCOUNT, AccountUtils.getCurrentOwnCloudAccount(this));
1154             startActivity(showDetailsIntent);
1155         }
1156     }
1157
1158
1159     /**
1160      * {@inheritDoc}
1161      */
1162     @Override
1163     public OCFile getInitialDirectory() {
1164         return mCurrentDir;
1165     }
1166
1167
1168     /**
1169      * {@inheritDoc}
1170      */
1171     @Override
1172     public void onFileStateChanged() {
1173         OCFileListFragment fileListFragment = (OCFileListFragment) getSupportFragmentManager().findFragmentById(R.id.fileList);
1174         if (fileListFragment != null) {
1175             fileListFragment.listDirectory();
1176         }
1177     }
1178
1179
1180     /**
1181      * {@inheritDoc}
1182      */
1183     @Override
1184     public FileDownloaderBinder getFileDownloaderBinder() {
1185         return mDownloaderBinder;
1186     }
1187
1188
1189     /**
1190      * {@inheritDoc}
1191      */
1192     @Override
1193     public FileUploaderBinder getFileUploaderBinder() {
1194         return mUploaderBinder;
1195     }
1196
1197
1198     /** Defines callbacks for service binding, passed to bindService() */
1199     private class ListServiceConnection implements ServiceConnection {
1200
1201         @Override
1202         public void onServiceConnected(ComponentName component, IBinder service) {
1203             if (component.equals(new ComponentName(FileDisplayActivity.this, FileDownloader.class))) {
1204                 Log_OC.d(TAG, "Download service connected");
1205                 mDownloaderBinder = (FileDownloaderBinder) service;
1206                 if (mWaitingToPreview != null) {
1207                     requestForDownload();
1208                 }
1209
1210             } else if (component.equals(new ComponentName(FileDisplayActivity.this, FileUploader.class))) {
1211                 Log_OC.d(TAG, "Upload service connected");
1212                 mUploaderBinder = (FileUploaderBinder) service;
1213             } else {
1214                 return;
1215             }
1216             // a new chance to get the mDownloadBinder through getFileDownloadBinder() - THIS IS A MESS
1217             if (mFileList != null)
1218                 mFileList.listDirectory();
1219             if (mDualPane) {
1220                 Fragment fragment = getSupportFragmentManager().findFragmentByTag(FileDetailFragment.FTAG);
1221                 if (fragment != null && fragment instanceof FileDetailFragment) {
1222                     FileDetailFragment detailFragment = (FileDetailFragment)fragment;
1223                     detailFragment.listenForTransferProgress();
1224                     detailFragment.updateFileDetails(false, false);
1225                 }
1226             }
1227         }
1228
1229         @Override
1230         public void onServiceDisconnected(ComponentName component) {
1231             if (component.equals(new ComponentName(FileDisplayActivity.this, FileDownloader.class))) {
1232                 Log_OC.d(TAG, "Download service disconnected");
1233                 mDownloaderBinder = null;
1234             } else if (component.equals(new ComponentName(FileDisplayActivity.this, FileUploader.class))) {
1235                 Log_OC.d(TAG, "Upload service disconnected");
1236                 mUploaderBinder = null;
1237             }
1238         }
1239     };
1240
1241
1242
1243     /**
1244      * Launch an intent to request the PIN code to the user before letting him use the app
1245      */
1246     private void requestPinCode() {
1247         boolean pinStart = false;
1248         SharedPreferences appPrefs = PreferenceManager.getDefaultSharedPreferences(getApplicationContext());
1249         pinStart = appPrefs.getBoolean("set_pincode", false);
1250         if (pinStart) {
1251             Intent i = new Intent(getApplicationContext(), PinCodeActivity.class);
1252             i.putExtra(PinCodeActivity.EXTRA_ACTIVITY, "FileDisplayActivity");
1253             startActivity(i);
1254         }
1255     }
1256
1257
1258     @Override
1259     public void onSavedCertificate() {
1260         startSynchronization();
1261     }
1262
1263
1264     @Override
1265     public void onFailedSavingCertificate() {
1266         showDialog(DIALOG_CERT_NOT_SAVED);
1267     }
1268
1269
1270     /**
1271      * Updates the view associated to the activity after the finish of some operation over files
1272      * in the current account.
1273      *
1274      * @param operation     Removal operation performed.
1275      * @param result        Result of the removal.
1276      */
1277     @Override
1278     public void onRemoteOperationFinish(RemoteOperation operation, RemoteOperationResult result) {
1279         if (operation instanceof RemoveFileOperation) {
1280             onRemoveFileOperationFinish((RemoveFileOperation)operation, result);
1281
1282         } else if (operation instanceof RenameFileOperation) {
1283             onRenameFileOperationFinish((RenameFileOperation)operation, result);
1284
1285         } else if (operation instanceof SynchronizeFileOperation) {
1286             onSynchronizeFileOperationFinish((SynchronizeFileOperation)operation, result);
1287         }
1288     }
1289
1290
1291     /**
1292      * Updates the view associated to the activity after the finish of an operation trying to remove a
1293      * file.
1294      *
1295      * @param operation     Removal operation performed.
1296      * @param result        Result of the removal.
1297      */
1298     private void onRemoveFileOperationFinish(RemoveFileOperation operation, RemoteOperationResult result) {
1299         dismissDialog(DIALOG_SHORT_WAIT);
1300         if (result.isSuccess()) {
1301             Toast msg = Toast.makeText(this, R.string.remove_success_msg, Toast.LENGTH_LONG);
1302             msg.show();
1303             OCFile removedFile = operation.getFile();
1304             if (mDualPane) {
1305                 FileFragment details = (FileFragment) getSupportFragmentManager().findFragmentByTag(FileDetailFragment.FTAG);
1306                 if (details != null && removedFile.equals(details.getFile())) {
1307                     FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
1308                     transaction.replace(R.id.file_details_container, new FileDetailFragment(null, null)); // empty FileDetailFragment
1309                     transaction.commit();
1310                 }
1311             }
1312             if (mStorageManager.getFileById(removedFile.getParentId()).equals(mCurrentDir)) {
1313                 mFileList.listDirectory();
1314             }
1315
1316         } else {
1317             Toast msg = Toast.makeText(this, R.string.remove_fail_msg, Toast.LENGTH_LONG);
1318             msg.show();
1319             if (result.isSslRecoverableException()) {
1320                 mLastSslUntrustedServerResult = result;
1321                 showDialog(DIALOG_SSL_VALIDATOR);
1322             }
1323         }
1324     }
1325
1326     /**
1327      * Updates the view associated to the activity after the finish of an operation trying to rename a
1328      * file.
1329      *
1330      * @param operation     Renaming operation performed.
1331      * @param result        Result of the renaming.
1332      */
1333     private void onRenameFileOperationFinish(RenameFileOperation operation, RemoteOperationResult result) {
1334         dismissDialog(DIALOG_SHORT_WAIT);
1335         OCFile renamedFile = operation.getFile();
1336         if (result.isSuccess()) {
1337             if (mDualPane) {
1338                 FileFragment details = (FileFragment) getSupportFragmentManager().findFragmentByTag(FileDetailFragment.FTAG);
1339                 if (details != null && details instanceof FileDetailFragment && renamedFile.equals(details.getFile()) ) {
1340                     ((FileDetailFragment) details).updateFileDetails(renamedFile, AccountUtils.getCurrentOwnCloudAccount(this));
1341                 }
1342             }
1343             if (mStorageManager.getFileById(renamedFile.getParentId()).equals(mCurrentDir)) {
1344                 mFileList.listDirectory();
1345             }
1346
1347         } else {
1348             if (result.getCode().equals(ResultCode.INVALID_LOCAL_FILE_NAME)) {
1349                 Toast msg = Toast.makeText(this, R.string.rename_local_fail_msg, Toast.LENGTH_LONG);
1350                 msg.show();
1351                 // TODO throw again the new rename dialog
1352             } else {
1353                 Toast msg = Toast.makeText(this, R.string.rename_server_fail_msg, Toast.LENGTH_LONG);
1354                 msg.show();
1355                 if (result.isSslRecoverableException()) {
1356                     mLastSslUntrustedServerResult = result;
1357                     showDialog(DIALOG_SSL_VALIDATOR);
1358                 }
1359             }
1360         }
1361     }
1362
1363
1364     private void onSynchronizeFileOperationFinish(SynchronizeFileOperation operation, RemoteOperationResult result) {
1365         dismissDialog(DIALOG_SHORT_WAIT);
1366         OCFile syncedFile = operation.getLocalFile();
1367         if (!result.isSuccess()) {
1368             if (result.getCode() == ResultCode.SYNC_CONFLICT) {
1369                 Intent i = new Intent(this, ConflictsResolveActivity.class);
1370                 i.putExtra(ConflictsResolveActivity.EXTRA_FILE, syncedFile);
1371                 i.putExtra(ConflictsResolveActivity.EXTRA_ACCOUNT, AccountUtils.getCurrentOwnCloudAccount(this));
1372                 startActivity(i);
1373
1374             } else {
1375                 Toast msg = Toast.makeText(this, R.string.sync_file_fail_msg, Toast.LENGTH_LONG);
1376                 msg.show();
1377             }
1378
1379         } else {
1380             if (operation.transferWasRequested()) {
1381                 mFileList.listDirectory();
1382                 onTransferStateChanged(syncedFile, true, true);
1383
1384             } else {
1385                 Toast msg = Toast.makeText(this, R.string.sync_file_nothing_to_do_msg, Toast.LENGTH_LONG);
1386                 msg.show();
1387             }
1388         }
1389     }
1390
1391
1392     /**
1393      * {@inheritDoc}
1394      */
1395     @Override
1396     public void onTransferStateChanged(OCFile file, boolean downloading, boolean uploading) {
1397         /*OCFileListFragment fileListFragment = (OCFileListFragment) getSupportFragmentManager().findFragmentById(R.id.fileList);
1398         if (fileListFragment != null) {
1399             fileListFragment.listDirectory();
1400         }*/
1401         if (mDualPane) {
1402             FileFragment details = (FileFragment) getSupportFragmentManager().findFragmentByTag(FileDetailFragment.FTAG);
1403             if (details != null && details instanceof FileDetailFragment && file.equals(details.getFile()) ) {
1404                 if (downloading || uploading) {
1405                     ((FileDetailFragment)details).updateFileDetails(file, AccountUtils.getCurrentOwnCloudAccount(this));
1406                 } else {
1407                     ((FileDetailFragment)details).updateFileDetails(false, true);
1408                 }
1409             }
1410         }
1411     }
1412
1413
1414     @Override
1415     public void showFragmentWithDetails(OCFile file) {
1416         if (mDualPane) {
1417             FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
1418             transaction.replace(R.id.file_details_container, new FileDetailFragment(file, AccountUtils.getCurrentOwnCloudAccount(this)), FileDetailFragment.FTAG);
1419             transaction.commit();
1420
1421         } else {
1422             Intent showDetailsIntent = new Intent(this, FileDetailActivity.class);
1423             showDetailsIntent.putExtra(FileDetailFragment.EXTRA_FILE, file);
1424             showDetailsIntent.putExtra(FileDetailFragment.EXTRA_ACCOUNT, AccountUtils.getCurrentOwnCloudAccount(this));
1425             showDetailsIntent.putExtra(FileDetailActivity.EXTRA_MODE, FileDetailActivity.MODE_DETAILS);
1426             startActivity(showDetailsIntent);
1427         }
1428     }
1429
1430     public void onDismiss(EditNameDialog dialog) {
1431         //dialog.dismiss();
1432         if (dialog.getResult()) {
1433             String newDirectoryName = dialog.getNewFilename().trim();
1434             Log.d(TAG, "'create directory' dialog dismissed with new name " + newDirectoryName);
1435             if (newDirectoryName.length() > 0) {
1436                 String path;
1437                 if (mCurrentDir == null) {
1438                     // this is just a patch; we should ensure that mCurrentDir never is null
1439                     if (!mStorageManager.fileExists(OCFile.PATH_SEPARATOR)) {
1440                         OCFile file = new OCFile(OCFile.PATH_SEPARATOR);
1441                         mStorageManager.saveFile(file);
1442                     }
1443                     mCurrentDir = mStorageManager.getFileByPath(OCFile.PATH_SEPARATOR);
1444                 }
1445                 path = FileDisplayActivity.this.mCurrentDir.getRemotePath();
1446
1447                 // Create directory
1448                 path += newDirectoryName + OCFile.PATH_SEPARATOR;
1449                 Thread thread = new Thread(new DirectoryCreator(path,  AccountUtils.getCurrentOwnCloudAccount(FileDisplayActivity.this), new Handler()));
1450                 thread.start();
1451
1452                 showDialog(DIALOG_SHORT_WAIT);
1453             }
1454         }
1455     }
1456
1457     private void requestForDownload() {
1458         Account account = AccountUtils.getCurrentOwnCloudAccount(this);
1459         if (!mDownloaderBinder.isDownloading(account, mWaitingToPreview)) {
1460             Intent i = new Intent(this, FileDownloader.class);
1461             i.putExtra(FileDownloader.EXTRA_ACCOUNT, account);
1462             i.putExtra(FileDownloader.EXTRA_FILE, mWaitingToPreview);
1463             startService(i);
1464         }
1465     }
1466
1467
1468 }