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