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

   1 /**
   2  *   ownCloud Android client application
   3  *
   4  *   @author David A. Velasco
   5  *   Copyright (C) 2011  Bartek Przybylski
   6  *   Copyright (C) 2015 ownCloud Inc.
   7  *
   8  *   This program is free software: you can redistribute it and/or modify
   9  *   it under the terms of the GNU General Public License version 2,
  10  *   as published by the Free Software Foundation.
  11  *
  12  *   This program is distributed in the hope that it will be useful,
  13  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  *   GNU General Public License for more details.
  16  *
  17  *   You should have received a copy of the GNU General Public License
  18  *   along with this program.  If not, see <http://www.gnu.org/licenses/>.
  19  *
  20  */
  21
  22 package com.owncloud.android.ui.activity;
  23
  24 import android.accounts.Account;
  25 import android.accounts.AccountManager;
  26 import android.accounts.AccountManagerCallback;
  27 import android.accounts.AccountManagerFuture;
  28 import android.accounts.AuthenticatorException;
  29 import android.accounts.OperationCanceledException;
  30 import android.content.ComponentName;
  31 import android.content.Context;
  32 import android.content.Intent;
  33 import android.content.ServiceConnection;
  34 import android.content.res.Configuration;
  35 import android.os.Bundle;
  36 import android.os.Handler;
  37 import android.os.IBinder;
  38 import android.support.v4.app.Fragment;
  39 import android.support.v4.app.FragmentManager;
  40 import android.support.v4.app.FragmentTransaction;
  41 import android.support.v4.view.GravityCompat;
  42 import android.support.v4.widget.DrawerLayout;
  43 import android.support.v7.app.ActionBar;
  44 import android.support.v7.app.ActionBarDrawerToggle;
  45 import android.support.v7.app.AppCompatActivity;
  46 import android.util.Log;
  47 import android.view.View;
  48 import android.widget.AdapterView;
  49 import android.widget.ListView;
  50 import android.widget.RelativeLayout;
  51 import android.widget.TextView;
  52 import android.widget.Toast;
  53
  54 import com.owncloud.android.BuildConfig;
  55 import com.owncloud.android.MainApp;
  56 import com.owncloud.android.R;
  57 import com.owncloud.android.authentication.AccountUtils;
  58 import com.owncloud.android.authentication.AuthenticatorActivity;
  59 import com.owncloud.android.datamodel.FileDataStorageManager;
  60 import com.owncloud.android.datamodel.OCFile;
  61 import com.owncloud.android.files.FileOperationsHelper;
  62 import com.owncloud.android.files.services.FileDownloader;
  63 import com.owncloud.android.files.services.FileDownloader.FileDownloaderBinder;
  64 import com.owncloud.android.files.services.FileUploader;
  65 import com.owncloud.android.files.services.FileUploader.FileUploaderBinder;
  66 import com.owncloud.android.lib.common.operations.OnRemoteOperationListener;
  67 import com.owncloud.android.lib.common.operations.RemoteOperation;
  68 import com.owncloud.android.lib.common.operations.RemoteOperationResult;
  69 import com.owncloud.android.lib.common.operations.RemoteOperationResult.ResultCode;
  70 import com.owncloud.android.lib.common.utils.Log_OC;
  71 import com.owncloud.android.operations.CreateShareOperation;
  72 import com.owncloud.android.operations.SynchronizeFileOperation;
  73 import com.owncloud.android.operations.SynchronizeFolderOperation;
  74 import com.owncloud.android.operations.UnshareLinkOperation;
  75 import com.owncloud.android.services.OperationsService;
  76 import com.owncloud.android.services.OperationsService.OperationsServiceBinder;
  77 import com.owncloud.android.ui.NavigationDrawerItem;
  78 import com.owncloud.android.ui.adapter.NavigationDrawerListAdapter;
  79 import com.owncloud.android.ui.dialog.LoadingDialog;
  80 import com.owncloud.android.ui.dialog.SharePasswordDialogFragment;
  81 import com.owncloud.android.utils.ErrorMessageAdapter;
  82
  83 import java.util.ArrayList;
  84
  85
  86 /**
  87  * Activity with common behaviour for activities handling {@link OCFile}s in ownCloud
  88  * {@link Account}s .
  89  */
  90 public class FileActivity extends AppCompatActivity
  91         implements OnRemoteOperationListener, ComponentsGetter {
  92
  93     public static final String EXTRA_FILE = "com.owncloud.android.ui.activity.FILE";
  94     public static final String EXTRA_ACCOUNT = "com.owncloud.android.ui.activity.ACCOUNT";
  95     public static final String EXTRA_WAITING_TO_PREVIEW =
  96             "com.owncloud.android.ui.activity.WAITING_TO_PREVIEW";
  97     public static final String EXTRA_FROM_NOTIFICATION =
  98             "com.owncloud.android.ui.activity.FROM_NOTIFICATION";
  99
 100     public static final String TAG = FileActivity.class.getSimpleName();
 101
 102     private static final String DIALOG_WAIT_TAG = "DIALOG_WAIT";
 103     private static final String KEY_WAITING_FOR_OP_ID = "WAITING_FOR_OP_ID";
 104     private static final String DIALOG_SHARE_PASSWORD = "DIALOG_SHARE_PASSWORD";
 105     private static final String KEY_TRY_SHARE_AGAIN = "TRY_SHARE_AGAIN";
 106     private static final String KEY_ACTION_BAR_TITLE = "ACTION_BAR_TITLE";
 107
 108     protected static final long DELAY_TO_REQUEST_OPERATION_ON_ACTIVITY_RESULTS = 200;
 109
 110
 111     /** OwnCloud {@link Account} where the main {@link OCFile} handled by the activity is located.*/
 112     private Account mAccount;
 113
 114     /** Main {@link OCFile} handled by the activity.*/
 115     private OCFile mFile;
 116
 117     /** Flag to signal that the activity will is finishing to enforce the creation of an ownCloud
 118      * {@link Account} */
 119     private boolean mRedirectingToSetupAccount = false;
 120
 121     /** Flag to signal when the value of mAccount was set */
 122     protected boolean mAccountWasSet;
 123
 124     /** Flag to signal when the value of mAccount was restored from a saved state */
 125     protected boolean mAccountWasRestored;
 126
 127     /** Flag to signal if the activity is launched by a notification */
 128     private boolean mFromNotification;
 129
 130     /** Messages handler associated to the main thread and the life cycle of the activity */
 131     private Handler mHandler;
 132
 133     /** Access point to the cached database for the current ownCloud {@link Account} */
 134     private FileDataStorageManager mStorageManager = null;
 135
 136     private FileOperationsHelper mFileOperationsHelper;
 137
 138     private ServiceConnection mOperationsServiceConnection = null;
 139
 140     private OperationsServiceBinder mOperationsServiceBinder = null;
 141
 142     protected FileDownloaderBinder mDownloaderBinder = null;
 143     protected FileUploaderBinder mUploaderBinder = null;
 144     private ServiceConnection mDownloadServiceConnection, mUploadServiceConnection = null;
 145
 146     private boolean mTryShareAgain = false;
 147
 148     // Navigation Drawer
 149     protected DrawerLayout mDrawerLayout;
 150     protected ActionBarDrawerToggle mDrawerToggle;
 151     protected ListView mDrawerList;
 152
 153     // Slide menu items
 154     protected String[] mDrawerTitles;
 155     protected String[] mDrawerContentDescriptions;
 156
 157     protected ArrayList<NavigationDrawerItem> mDrawerItems;
 158
 159     protected NavigationDrawerListAdapter mNavigationDrawerAdapter = null;
 160
 161
 162     // TODO re-enable when "Accounts" is available in Navigation Drawer
 163 //    protected boolean mShowAccounts = false;
 164
 165     /**
 166      * Loads the ownCloud {@link Account} and main {@link OCFile} to be handled by the instance of
 167      * the {@link FileActivity}.
 168      *
 169      * Grants that a valid ownCloud {@link Account} is associated to the instance, or that the user
 170      * is requested to create a new one.
 171      */
 172     @Override
 173     protected void onCreate(Bundle savedInstanceState) {
 174         super.onCreate(savedInstanceState);
 175         mHandler = new Handler();
 176         mFileOperationsHelper = new FileOperationsHelper(this);
 177         Account account = null;
 178         if(savedInstanceState != null) {
 179             mFile = savedInstanceState.getParcelable(FileActivity.EXTRA_FILE);
 180             mFromNotification = savedInstanceState.getBoolean(FileActivity.EXTRA_FROM_NOTIFICATION);
 181             mFileOperationsHelper.setOpIdWaitingFor(
 182                     savedInstanceState.getLong(KEY_WAITING_FOR_OP_ID, Long.MAX_VALUE)
 183                     );
 184             mTryShareAgain = savedInstanceState.getBoolean(KEY_TRY_SHARE_AGAIN);
 185             getSupportActionBar().setTitle(savedInstanceState.getString(KEY_ACTION_BAR_TITLE));
 186         } else {
 187             account = getIntent().getParcelableExtra(FileActivity.EXTRA_ACCOUNT);
 188             mFile = getIntent().getParcelableExtra(FileActivity.EXTRA_FILE);
 189             mFromNotification = getIntent().getBooleanExtra(FileActivity.EXTRA_FROM_NOTIFICATION,
 190                     false);
 191         }
 192
 193         AccountUtils.updateAccountVersion(this); // best place, before any access to AccountManager
 194                                                  // or database
 195
 196         setAccount(account, savedInstanceState != null);
 197
 198         mOperationsServiceConnection = new OperationsServiceConnection();
 199         bindService(new Intent(this, OperationsService.class), mOperationsServiceConnection,
 200                 Context.BIND_AUTO_CREATE);
 201
 202         mDownloadServiceConnection = newTransferenceServiceConnection();
 203         if (mDownloadServiceConnection != null) {
 204             bindService(new Intent(this, FileDownloader.class), mDownloadServiceConnection,
 205                     Context.BIND_AUTO_CREATE);
 206         }
 207         mUploadServiceConnection = newTransferenceServiceConnection();
 208         if (mUploadServiceConnection != null) {
 209             bindService(new Intent(this, FileUploader.class), mUploadServiceConnection,
 210                     Context.BIND_AUTO_CREATE);
 211         }
 212
 213     }
 214
 215     @Override
 216     protected void onNewIntent (Intent intent) {
 217         Log_OC.v(TAG, "onNewIntent() start");
 218         Account current = AccountUtils.getCurrentOwnCloudAccount(this);
 219         if (current != null && mAccount != null && !mAccount.name.equals(current.name)) {
 220             mAccount = current;
 221         }
 222         Log_OC.v(TAG, "onNewIntent() stop");
 223     }
 224
 225     /**
 226      *  Since ownCloud {@link Account}s can be managed from the system setting menu,
 227      *  the existence of the {@link Account} associated to the instance must be checked
 228      *  every time it is restarted.
 229      */
 230     @Override
 231     protected void onRestart() {
 232         Log_OC.v(TAG, "onRestart() start");
 233         super.onRestart();
 234         boolean validAccount = (mAccount != null && AccountUtils.exists(mAccount, this));
 235         if (!validAccount) {
 236             swapToDefaultAccount();
 237         }
 238         Log_OC.v(TAG, "onRestart() end");
 239     }
 240
 241
 242     @Override
 243     protected void onStart() {
 244         super.onStart();
 245
 246         if (mAccountWasSet) {
 247             onAccountSet(mAccountWasRestored);
 248         }
 249     }
 250
 251     @Override
 252     protected void onResume() {
 253         super.onResume();
 254
 255         if (mOperationsServiceBinder != null) {
 256             doOnResumeAndBound();
 257         }
 258     }
 259
 260     @Override
 261     protected void onPause()  {
 262         if (mOperationsServiceBinder != null) {
 263             mOperationsServiceBinder.removeOperationListener(this);
 264         }
 265
 266         super.onPause();
 267     }
 268
 269
 270     @Override
 271     protected void onDestroy() {
 272         if (mOperationsServiceConnection != null) {
 273             unbindService(mOperationsServiceConnection);
 274             mOperationsServiceBinder = null;
 275         }
 276         if (mDownloadServiceConnection != null) {
 277             unbindService(mDownloadServiceConnection);
 278             mDownloadServiceConnection = null;
 279         }
 280         if (mUploadServiceConnection != null) {
 281             unbindService(mUploadServiceConnection);
 282             mUploadServiceConnection = null;
 283         }
 284
 285         super.onDestroy();
 286     }
 287
 288     @Override
 289     protected void onPostCreate(Bundle savedInstanceState) {
 290         super.onPostCreate(savedInstanceState);
 291         // Sync the toggle state after onRestoreInstanceState has occurred.
 292         if (mDrawerToggle != null) {
 293             mDrawerToggle.syncState();
 294             if (isDrawerOpen()) {
 295                 getSupportActionBar().setTitle(R.string.app_name);
 296                 mDrawerToggle.setDrawerIndicatorEnabled(true);
 297             }
 298         }
 299     }
 300
 301     @Override
 302     public void onConfigurationChanged(Configuration newConfig) {
 303         super.onConfigurationChanged(newConfig);
 304         if (mDrawerToggle != null) {
 305             mDrawerToggle.onConfigurationChanged(newConfig);
 306         }
 307     }
 308
 309     @Override
 310     public void onBackPressed() {
 311         if (isDrawerOpen()) {
 312             closeNavDrawer();
 313             return;
 314         }
 315         super.onBackPressed();
 316     }
 317
 318     /**
 319      * checks if the drawer exists and is opened.
 320      *
 321      * @return <code>true</code> if the drawer is open, else <code>false</code>
 322      */
 323     public boolean isDrawerOpen() {
 324         if(mDrawerLayout != null) {
 325             return mDrawerLayout.isDrawerOpen(GravityCompat.START);
 326         } else {
 327             return false;
 328         }
 329     }
 330
 331     /**
 332      * closes the navigation drawer.
 333      */
 334     public void closeNavDrawer() {
 335         if(mDrawerLayout != null) {
 336             mDrawerLayout.closeDrawer(GravityCompat.START);
 337         }
 338     }
 339
 340     protected void initDrawer(){
 341         // constant settings for action bar when navigation drawer is inited
 342         getSupportActionBar().setNavigationMode(ActionBar.NAVIGATION_MODE_STANDARD);
 343
 344
 345         mDrawerLayout = (DrawerLayout) findViewById(R.id.drawer_layout);
 346         // Notification Drawer
 347         RelativeLayout navigationDrawerLayout = (RelativeLayout) findViewById(R.id.left_drawer);
 348         mDrawerList = (ListView) navigationDrawerLayout.findViewById(R.id.drawer_list);
 349
 350         // TODO re-enable when "Accounts" is available in Navigation Drawer
 351 //        // load Account in the Drawer Title
 352 //        // User-Icon
 353 //        ImageView userIcon = (ImageView) navigationDrawerLayout.findViewById(R.id.drawer_userIcon);
 354 //        userIcon.setImageResource(DisplayUtils.getSeasonalIconId());
 355 //
 356 //        // Username
 357 //        TextView username = (TextView) navigationDrawerLayout.findViewById(R.id.drawer_username);
 358 //        Account account = AccountUtils.getCurrentOwnCloudAccount(getApplicationContext());
 359 //
 360 //        if (account != null) {
 361 //            int lastAtPos = account.name.lastIndexOf("@");
 362 //            username.setText(account.name.substring(0, lastAtPos));
 363 //        }
 364
 365         // Display username in drawer
 366         setUsernameInDrawer(navigationDrawerLayout, AccountUtils.getCurrentOwnCloudAccount(getApplicationContext()));
 367
 368         // load slide menu items
 369         mDrawerTitles = getResources().getStringArray(R.array.drawer_items);
 370
 371         // nav drawer content description from resources
 372         mDrawerContentDescriptions = getResources().
 373                 getStringArray(R.array.drawer_content_descriptions);
 374
 375         // nav drawer items
 376         mDrawerItems = new ArrayList<NavigationDrawerItem>();
 377         // adding nav drawer items to array
 378         // TODO re-enable when "Accounts" is available in Navigation Drawer
 379         // Accounts
 380         // mDrawerItems.add(new NavigationDrawerItem(mDrawerTitles[0],
 381         // mDrawerContentDescriptions[0]));
 382         // All Files
 383         mDrawerItems.add(new NavigationDrawerItem(mDrawerTitles[0], mDrawerContentDescriptions[0],
 384                 R.drawable.ic_folder_open));
 385
 386         // On Device
 387         mDrawerItems.add(new NavigationDrawerItem(mDrawerTitles[1], mDrawerContentDescriptions[1],
 388                 R.drawable.ic_action_download_grey));
 389
 390         // Settings
 391         mDrawerItems.add(new NavigationDrawerItem(mDrawerTitles[2], mDrawerContentDescriptions[2],
 392                 R.drawable.ic_action_settings));
 393         // Logs
 394         if (BuildConfig.DEBUG) {
 395             mDrawerItems.add(new NavigationDrawerItem(mDrawerTitles[3],
 396                     mDrawerContentDescriptions[3],R.drawable.ic_log));
 397         }
 398
 399         // setting the nav drawer list adapter
 400         mNavigationDrawerAdapter = new NavigationDrawerListAdapter(getApplicationContext(), this,
 401                 mDrawerItems);
 402         mDrawerList.setAdapter(mNavigationDrawerAdapter);
 403
 404
 405         mDrawerToggle = new ActionBarDrawerToggle(this, mDrawerLayout,R.string.drawer_open,R.string.drawer_close) {
 406
 407             /** Called when a drawer has settled in a completely closed state. */
 408             public void onDrawerClosed(View view) {
 409                 super.onDrawerClosed(view);
 410                 updateActionBarTitleAndHomeButton(null);
 411                 invalidateOptionsMenu();
 412             }
 413
 414             /** Called when a drawer has settled in a completely open state. */
 415             public void onDrawerOpened(View drawerView) {
 416                 super.onDrawerOpened(drawerView);
 417                 getSupportActionBar().setTitle(R.string.app_name);
 418                 mDrawerToggle.setDrawerIndicatorEnabled(true);
 419                 invalidateOptionsMenu();
 420             }
 421         };
 422
 423         // Set the list's click listener
 424         mDrawerList.setOnItemClickListener(new DrawerItemClickListener());
 425
 426         // Set the drawer toggle as the DrawerListener
 427         mDrawerLayout.setDrawerListener(mDrawerToggle);
 428         mDrawerToggle.setDrawerIndicatorEnabled(false);
 429     }
 430
 431     /**
 432      * sets the given account name in the drawer in case the drawer is available. The account name
 433      * is shortened beginning from the @-sign in the username.
 434      *
 435      * @param navigationDrawerLayout the drawer layout to be used
 436      * @param account                the account to be set in the drawer
 437      */
 438     protected void setUsernameInDrawer(RelativeLayout navigationDrawerLayout, Account account) {
 439         if (navigationDrawerLayout != null && getAccount() != null) {
 440             TextView username = (TextView) navigationDrawerLayout.findViewById(R.id.drawer_username);
 441             int lastAtPos = account.name.lastIndexOf("@");
 442             username.setText(account.name.substring(0, lastAtPos));
 443         }
 444     }
 445
 446     /**
 447      * Updates title bar and home buttons (state and icon).
 448      *
 449      * Assumes that navigation drawer is NOT visible.
 450      */
 451     protected void updateActionBarTitleAndHomeButton(OCFile chosenFile) {
 452         String title = getString(R.string.default_display_name_for_root_folder);    // default
 453         boolean inRoot;
 454
 455         /// choose the appropiate title
 456         if (chosenFile == null) {
 457             chosenFile = mFile;     // if no file is passed, current file decides
 458         }
 459         inRoot = (
 460                 chosenFile == null ||
 461                 (chosenFile.isFolder() && chosenFile.getParentId() == FileDataStorageManager.ROOT_PARENT_ID)
 462         );
 463         if (!inRoot) {
 464             title = chosenFile.getFileName();
 465         }
 466
 467         /// set the chosen title
 468         ActionBar actionBar = getSupportActionBar();
 469         actionBar.setTitle(title);
 470         /// also as content description
 471         View actionBarTitleView = getWindow().getDecorView().findViewById(
 472                 getResources().getIdentifier("action_bar_title", "id", "android")
 473         );
 474         if (actionBarTitleView != null) {    // it's null in Android 2.x
 475             actionBarTitleView.setContentDescription(title);
 476         }
 477
 478         /// set home button properties
 479         mDrawerToggle.setDrawerIndicatorEnabled(inRoot);
 480         actionBar.setDisplayHomeAsUpEnabled(true);
 481         actionBar.setDisplayShowTitleEnabled(true);
 482
 483     }
 484
 485
 486     /**
 487      *  Sets and validates the ownCloud {@link Account} associated to the Activity.
 488      *
 489      *  If not valid, tries to swap it for other valid and existing ownCloud {@link Account}.
 490      *
 491      *  POSTCONDITION: updates {@link #mAccountWasSet} and {@link #mAccountWasRestored}.
 492      *
 493      *  @param account          New {@link Account} to set.
 494      *  @param savedAccount     When 'true', account was retrieved from a saved instance state.
 495      */
 496     protected void setAccount(Account account, boolean savedAccount) {
 497         Account oldAccount = mAccount;
 498         boolean validAccount =
 499                 (account != null && AccountUtils.setCurrentOwnCloudAccount(getApplicationContext(),
 500                         account.name));
 501         if (validAccount) {
 502             mAccount = account;
 503             mAccountWasSet = true;
 504             mAccountWasRestored = (savedAccount || mAccount.equals(oldAccount));
 505
 506         } else {
 507             swapToDefaultAccount();
 508         }
 509     }
 510
 511
 512     /**
 513      *  Tries to swap the current ownCloud {@link Account} for other valid and existing.
 514      *
 515      *  If no valid ownCloud {@link Account} exists, the the user is requested
 516      *  to create a new ownCloud {@link Account}.
 517      *
 518      *  POSTCONDITION: updates {@link #mAccountWasSet} and {@link #mAccountWasRestored}.
 519      */
 520     private void swapToDefaultAccount() {
 521         // default to the most recently used account
 522         Account newAccount = AccountUtils.getCurrentOwnCloudAccount(getApplicationContext());
 523         if (newAccount == null) {
 524             /// no account available: force account creation
 525             createFirstAccount();
 526             mRedirectingToSetupAccount = true;
 527             mAccountWasSet = false;
 528             mAccountWasRestored = false;
 529
 530         } else {
 531             mAccountWasSet = true;
 532             mAccountWasRestored = (newAccount.equals(mAccount));
 533             mAccount = newAccount;
 534         }
 535     }
 536
 537
 538     /**
 539      * Launches the account creation activity. To use when no ownCloud account is available
 540      */
 541     private void createFirstAccount() {
 542         AccountManager am = AccountManager.get(getApplicationContext());
 543         am.addAccount(MainApp.getAccountType(),
 544                 null,
 545                 null,
 546                 null,
 547                 this,
 548                 new AccountCreationCallback(),
 549                 null);
 550     }
 551
 552
 553     /**
 554      * {@inheritDoc}
 555      */
 556     @Override
 557     protected void onSaveInstanceState(Bundle outState) {
 558         super.onSaveInstanceState(outState);
 559         outState.putParcelable(FileActivity.EXTRA_FILE, mFile);
 560         outState.putBoolean(FileActivity.EXTRA_FROM_NOTIFICATION, mFromNotification);
 561         outState.putLong(KEY_WAITING_FOR_OP_ID, mFileOperationsHelper.getOpIdWaitingFor());
 562         outState.putBoolean(KEY_TRY_SHARE_AGAIN, mTryShareAgain);
 563         if(getSupportActionBar().getTitle() != null) {
 564             // Null check in case the actionbar is used in ActionBar.NAVIGATION_MODE_LIST
 565             // since it doesn't have a title then
 566             outState.putString(KEY_ACTION_BAR_TITLE, getSupportActionBar().getTitle().toString());
 567         }
 568     }
 569
 570
 571     /**
 572      * Getter for the main {@link OCFile} handled by the activity.
 573      *
 574      * @return  Main {@link OCFile} handled by the activity.
 575      */
 576     public OCFile getFile() {
 577         return mFile;
 578     }
 579
 580
 581     /**
 582      * Setter for the main {@link OCFile} handled by the activity.
 583      *
 584      * @param file  Main {@link OCFile} to be handled by the activity.
 585      */
 586     public void setFile(OCFile file) {
 587         mFile = file;
 588     }
 589
 590
 591     /**
 592      * Getter for the ownCloud {@link Account} where the main {@link OCFile} handled by the activity
 593      * is located.
 594      *
 595      * @return  OwnCloud {@link Account} where the main {@link OCFile} handled by the activity
 596      *          is located.
 597      */
 598     public Account getAccount() {
 599         return mAccount;
 600     }
 601
 602     protected void setAccount(Account account) {
 603         mAccount = account;
 604     }
 605
 606     /**
 607      * @return Value of mFromNotification: True if the Activity is launched by a notification
 608      */
 609     public boolean fromNotification() {
 610         return mFromNotification;
 611     }
 612
 613     /**
 614      * @return 'True' when the Activity is finishing to enforce the setup of a new account.
 615      */
 616     protected boolean isRedirectingToSetupAccount() {
 617         return mRedirectingToSetupAccount;
 618     }
 619
 620     public boolean isTryShareAgain(){
 621         return mTryShareAgain;
 622     }
 623
 624     public void setTryShareAgain(boolean tryShareAgain) {
 625        mTryShareAgain = tryShareAgain;
 626     }
 627
 628     public OperationsServiceBinder getOperationsServiceBinder() {
 629         return mOperationsServiceBinder;
 630     }
 631
 632     protected ServiceConnection newTransferenceServiceConnection() {
 633         return null;
 634     }
 635
 636     /**
 637      * Helper class handling a callback from the {@link AccountManager} after the creation of
 638      * a new ownCloud {@link Account} finished, successfully or not.
 639      *
 640      * At this moment, only called after the creation of the first account.
 641      */
 642     public class AccountCreationCallback implements AccountManagerCallback<Bundle> {
 643
 644         @Override
 645         public void run(AccountManagerFuture<Bundle> future) {
 646             FileActivity.this.mRedirectingToSetupAccount = false;
 647             boolean accountWasSet = false;
 648             if (future != null) {
 649                 try {
 650                     Bundle result;
 651                     result = future.getResult();
 652                     String name = result.getString(AccountManager.KEY_ACCOUNT_NAME);
 653                     String type = result.getString(AccountManager.KEY_ACCOUNT_TYPE);
 654                     if (AccountUtils.setCurrentOwnCloudAccount(getApplicationContext(), name)) {
 655                         setAccount(new Account(name, type), false);
 656                         accountWasSet = true;
 657                     }
 658                 } catch (OperationCanceledException e) {
 659                     Log_OC.d(TAG, "Account creation canceled");
 660
 661                 } catch (Exception e) {
 662                     Log_OC.e(TAG, "Account creation finished in exception: ", e);
 663                 }
 664
 665             } else {
 666                 Log_OC.e(TAG, "Account creation callback with null bundle");
 667             }
 668             if (!accountWasSet) {
 669                 moveTaskToBack(true);
 670             }
 671         }
 672
 673     }
 674
 675
 676     /**
 677      *  Called when the ownCloud {@link Account} associated to the Activity was just updated.
 678      *
 679      *  Child classes must grant that state depending on the {@link Account} is updated.
 680      */
 681     protected void onAccountSet(boolean stateWasRecovered) {
 682         if (getAccount() != null) {
 683             mStorageManager = new FileDataStorageManager(getAccount(), getContentResolver());
 684
 685         } else {
 686             Log_OC.wtf(TAG, "onAccountChanged was called with NULL account associated!");
 687         }
 688     }
 689
 690
 691     public FileDataStorageManager getStorageManager() {
 692         return mStorageManager;
 693     }
 694
 695
 696     public OnRemoteOperationListener getRemoteOperationListener() {
 697         return this;
 698     }
 699
 700
 701     public Handler getHandler() {
 702         return mHandler;
 703     }
 704
 705     public FileOperationsHelper getFileOperationsHelper() {
 706         return mFileOperationsHelper;
 707     }
 708
 709     /**
 710      *
 711      * @param operation     Removal operation performed.
 712      * @param result        Result of the removal.
 713      */
 714     @Override
 715     public void onRemoteOperationFinish(RemoteOperation operation, RemoteOperationResult result) {
 716         Log_OC.d(TAG, "Received result of operation in FileActivity - common behaviour for all the "
 717                 + "FileActivities ");
 718
 719         mFileOperationsHelper.setOpIdWaitingFor(Long.MAX_VALUE);
 720
 721         if (!result.isSuccess() && (
 722                 result.getCode() == ResultCode.UNAUTHORIZED ||
 723                 result.isIdPRedirection() ||
 724                 (result.isException() && result.getException() instanceof AuthenticatorException)
 725                 )) {
 726
 727             requestCredentialsUpdate();
 728
 729             if (result.getCode() == ResultCode.UNAUTHORIZED) {
 730                 dismissLoadingDialog();
 731                 Toast t = Toast.makeText(this, ErrorMessageAdapter.getErrorCauseMessage(result,
 732                                 operation, getResources()),
 733                         Toast.LENGTH_LONG);
 734                 t.show();
 735             }
 736             mTryShareAgain = false;
 737
 738         } else if (operation instanceof CreateShareOperation) {
 739             onCreateShareOperationFinish((CreateShareOperation) operation, result);
 740
 741         } else if (operation instanceof UnshareLinkOperation) {
 742             onUnshareLinkOperationFinish((UnshareLinkOperation)operation, result);
 743
 744         } else if (operation instanceof SynchronizeFolderOperation) {
 745             onSynchronizeFolderOperationFinish((SynchronizeFolderOperation)operation, result);
 746
 747         }else if (operation instanceof SynchronizeFileOperation) {
 748             onSynchronizeFileOperationFinish((SynchronizeFileOperation)operation, result);
 749
 750         }
 751     }
 752
 753     protected void requestCredentialsUpdate() {
 754         Intent updateAccountCredentials = new Intent(this, AuthenticatorActivity.class);
 755         updateAccountCredentials.putExtra(AuthenticatorActivity.EXTRA_ACCOUNT, getAccount());
 756         updateAccountCredentials.putExtra(
 757                 AuthenticatorActivity.EXTRA_ACTION,
 758                 AuthenticatorActivity.ACTION_UPDATE_EXPIRED_TOKEN);
 759         updateAccountCredentials.addFlags(Intent.FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS);
 760         startActivity(updateAccountCredentials);
 761     }
 762
 763
 764
 765     private void onCreateShareOperationFinish(CreateShareOperation operation,
 766                                               RemoteOperationResult result) {
 767         dismissLoadingDialog();
 768         if (result.isSuccess()) {
 769             mTryShareAgain = false;
 770             updateFileFromDB();
 771
 772             Intent sendIntent = operation.getSendIntent();
 773             startActivity(sendIntent);
 774         } else {
 775             // Detect Failure (403) --> needs Password
 776             if (result.getCode() == ResultCode.SHARE_FORBIDDEN) {
 777                 if (!isTryShareAgain()) {
 778                     SharePasswordDialogFragment dialog =
 779                             SharePasswordDialogFragment.newInstance(new OCFile(operation.getPath()),
 780                                     operation.getSendIntent());
 781                     dialog.show(getSupportFragmentManager(), DIALOG_SHARE_PASSWORD);
 782                 } else {
 783                     Toast t = Toast.makeText(this,
 784                         ErrorMessageAdapter.getErrorCauseMessage(result, operation, getResources()),
 785                         Toast.LENGTH_LONG);
 786                     t.show();
 787                     mTryShareAgain = false;
 788                 }
 789             } else {
 790                 Toast t = Toast.makeText(this,
 791                         ErrorMessageAdapter.getErrorCauseMessage(result, operation, getResources()),
 792                         Toast.LENGTH_LONG);
 793                 t.show();
 794             }
 795         }
 796     }
 797
 798
 799     private void onUnshareLinkOperationFinish(UnshareLinkOperation operation,
 800                                               RemoteOperationResult result) {
 801         dismissLoadingDialog();
 802
 803         if (result.isSuccess()){
 804             updateFileFromDB();
 805
 806         } else {
 807             Toast t = Toast.makeText(this, ErrorMessageAdapter.getErrorCauseMessage(result,
 808                             operation, getResources()), Toast.LENGTH_LONG);
 809             t.show();
 810         }
 811     }
 812
 813     private void onSynchronizeFolderOperationFinish(
 814             SynchronizeFolderOperation operation, RemoteOperationResult result
 815     ) {
 816         if (!result.isSuccess() && result.getCode() != ResultCode.CANCELLED){
 817             Toast t = Toast.makeText(this, ErrorMessageAdapter.getErrorCauseMessage(result,
 818                             operation, getResources()), Toast.LENGTH_LONG);
 819             t.show();
 820         }
 821     }
 822
 823     private void onSynchronizeFileOperationFinish(SynchronizeFileOperation operation,
 824                                                   RemoteOperationResult result) {
 825         dismissLoadingDialog();
 826         OCFile syncedFile = operation.getLocalFile();
 827         if (!result.isSuccess()) {
 828             if (result.getCode() == ResultCode.SYNC_CONFLICT) {
 829                 Intent i = new Intent(this, ConflictsResolveActivity.class);
 830                 i.putExtra(ConflictsResolveActivity.EXTRA_FILE, syncedFile);
 831                 i.putExtra(ConflictsResolveActivity.EXTRA_ACCOUNT, getAccount());
 832                 startActivity(i);
 833             }
 834
 835         } else {
 836             if (!operation.transferWasRequested()) {
 837                 Toast msg = Toast.makeText(this, ErrorMessageAdapter.getErrorCauseMessage(result,
 838                         operation, getResources()), Toast.LENGTH_LONG);
 839                 msg.show();
 840             }
 841             invalidateOptionsMenu();
 842         }
 843     }
 844
 845     protected void updateFileFromDB(){
 846         OCFile file = getFile();
 847         if (file != null) {
 848             file = getStorageManager().getFileByPath(file.getRemotePath());
 849             setFile(file);
 850         }
 851     }
 852
 853
 854     /**
 855      * Show loading dialog
 856      */
 857     public void showLoadingDialog() {
 858         // Construct dialog
 859         LoadingDialog loading = new LoadingDialog(getResources().getString(R.string.wait_a_moment));
 860         FragmentManager fm = getSupportFragmentManager();
 861         FragmentTransaction ft = fm.beginTransaction();
 862         loading.show(ft, DIALOG_WAIT_TAG);
 863
 864     }
 865
 866
 867     /**
 868      * Dismiss loading dialog
 869      */
 870     public void dismissLoadingDialog() {
 871         Fragment frag = getSupportFragmentManager().findFragmentByTag(DIALOG_WAIT_TAG);
 872         if (frag != null) {
 873             LoadingDialog loading = (LoadingDialog) frag;
 874             loading.dismiss();
 875         }
 876     }
 877
 878
 879     private void doOnResumeAndBound() {
 880         mOperationsServiceBinder.addOperationListener(FileActivity.this, mHandler);
 881         long waitingForOpId = mFileOperationsHelper.getOpIdWaitingFor();
 882         if (waitingForOpId <= Integer.MAX_VALUE) {
 883             boolean wait = mOperationsServiceBinder.dispatchResultIfFinished((int)waitingForOpId,
 884                     this);
 885             if (!wait ) {
 886                 dismissLoadingDialog();
 887             }
 888         }
 889     }
 890
 891
 892     /**
 893      * Implements callback methods for service binding. Passed as a parameter to {
 894      */
 895     private class OperationsServiceConnection implements ServiceConnection {
 896
 897         @Override
 898         public void onServiceConnected(ComponentName component, IBinder service) {
 899             if (component.equals(new ComponentName(FileActivity.this, OperationsService.class))) {
 900                 Log_OC.d(TAG, "Operations service connected");
 901                 mOperationsServiceBinder = (OperationsServiceBinder) service;
 902                 /*if (!mOperationsServiceBinder.isPerformingBlockingOperation()) {
 903                     dismissLoadingDialog();
 904                 }*/
 905                 doOnResumeAndBound();
 906
 907             } else {
 908                 return;
 909             }
 910         }
 911
 912
 913         @Override
 914         public void onServiceDisconnected(ComponentName component) {
 915             if (component.equals(new ComponentName(FileActivity.this, OperationsService.class))) {
 916                 Log_OC.d(TAG, "Operations service disconnected");
 917                 mOperationsServiceBinder = null;
 918                 // TODO whatever could be waiting for the service is unbound
 919             }
 920         }
 921     }
 922
 923
 924     @Override
 925     public FileDownloaderBinder getFileDownloaderBinder() {
 926         return mDownloaderBinder;
 927     }
 928
 929
 930     @Override
 931     public FileUploaderBinder getFileUploaderBinder() {
 932         return mUploaderBinder;
 933     }
 934
 935
 936     public void restart(){
 937         Intent i = new Intent(this, FileDisplayActivity.class);
 938         i.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);
 939         startActivity(i);
 940     }
 941
 942     public void refresh(){
 943         Intent i = new Intent(this, FileDisplayActivity.class);
 944         i.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);
 945         startActivity(i);
 946     }
 947
 948 //    TODO re-enable when "Accounts" is available in Navigation Drawer
 949 //    public void closeDrawer() {
 950 //        mDrawerLayout.closeDrawers();
 951 //    }
 952
 953     public void allFilesOption(){
 954         restart();
 955     }
 956
 957     public void refreshDirectory(){
 958         // overridden by FileDisplayActivity
 959     }
 960
 961     private class DrawerItemClickListener implements ListView.OnItemClickListener {
 962         @Override
 963         public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
 964             // TODO re-enable when "Accounts" is available in Navigation Drawer
 965 //            if (mShowAccounts && position > 0){
 966 //                position = position - 1;
 967 //            }
 968             switch (position){
 969                 // TODO re-enable when "Accounts" is available in Navigation Drawer
 970 //                case 0: // Accounts
 971 //                    mShowAccounts = !mShowAccounts;
 972 //                    mNavigationDrawerAdapter.setShowAccounts(mShowAccounts);
 973 //                    mNavigationDrawerAdapter.notifyDataSetChanged();
 974 //                    break;
 975
 976                 case 0: // All Files
 977                     MainApp.showOnlyFilesOnDevice(false);
 978                     refreshDirectory();
 979                     mDrawerLayout.closeDrawers();
 980                     break;
 981
 982                 case 1: // On Device
 983                     MainApp.showOnlyFilesOnDevice(true);
 984                     refreshDirectory();
 985                     mDrawerLayout.closeDrawers();
 986                     break;
 987
 988                 case 2: // Settings
 989                     Intent settingsIntent = new Intent(getApplicationContext(),
 990                             Preferences.class);
 991                     startActivity(settingsIntent);
 992                     mDrawerLayout.closeDrawers();
 993                     break;
 994
 995                 case 3: // Logs
 996                     Intent loggerIntent = new Intent(getApplicationContext(),
 997                             LogHistoryActivity.class);
 998                     startActivity(loggerIntent);
 999                     mDrawerLayout.closeDrawers();
1000                     break;
1001             }
1002         }
1003     }
1004 }