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