src/eu/alefzero/owncloud/ui/activity/FileDisplayActivity.java

   1 /* ownCloud Android client application
   2  *   Copyright (C) 2011  Bartek Przybylski
   3  *
   4  *   This program is free software: you can redistribute it and/or modify
   5  *   it under the terms of the GNU General Public License as published by
   6  *   the Free Software Foundation, either version 3 of the License, or
   7  *   (at your option) any later version.
   8  *
   9  *   This program is distributed in the hope that it will be useful,
  10  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  *   GNU General Public License for more details.
  13  *
  14  *   You should have received a copy of the GNU General Public License
  15  *   along with this program.  If not, see <http://www.gnu.org/licenses/>.
  16  *
  17  */
  18
  19 package eu.alefzero.owncloud.ui.activity;
  20
  21 import java.io.File;
  22 import java.util.ArrayList;
  23
  24 import android.accounts.Account;
  25 import android.accounts.AccountManager;
  26 import android.app.AlertDialog;
  27 import android.app.AlertDialog.Builder;
  28 import android.app.Dialog;
  29 import android.content.BroadcastReceiver;
  30 import android.content.ContentResolver;
  31 import android.content.Context;
  32 import android.content.DialogInterface;
  33 import android.content.DialogInterface.OnClickListener;
  34 import android.content.Intent;
  35 import android.content.IntentFilter;
  36 import android.content.SharedPreferences;
  37 import android.content.pm.PackageInfo;
  38 import android.content.pm.PackageManager.NameNotFoundException;
  39 import android.database.Cursor;
  40 import android.net.Uri;
  41 import android.os.Bundle;
  42 import android.preference.PreferenceManager;
  43 import android.provider.MediaStore;
  44 import android.support.v4.app.FragmentTransaction;
  45 import android.util.Log;
  46 import android.view.View;
  47 import android.view.ViewGroup;
  48 import android.widget.ArrayAdapter;
  49 import android.widget.EditText;
  50 import android.widget.TextView;
  51
  52 import com.actionbarsherlock.app.ActionBar;
  53 import com.actionbarsherlock.app.ActionBar.OnNavigationListener;
  54 import com.actionbarsherlock.app.SherlockFragmentActivity;
  55 import com.actionbarsherlock.view.Menu;
  56 import com.actionbarsherlock.view.MenuInflater;
  57 import com.actionbarsherlock.view.MenuItem;
  58 import com.actionbarsherlock.view.Window;
  59
  60 import eu.alefzero.owncloud.AccountUtils;
  61 import eu.alefzero.owncloud.CrashHandler;
  62 import eu.alefzero.owncloud.R;
  63 import eu.alefzero.owncloud.authenticator.AccountAuthenticator;
  64 import eu.alefzero.owncloud.datamodel.DataStorageManager;
  65 import eu.alefzero.owncloud.datamodel.FileDataStorageManager;
  66 import eu.alefzero.owncloud.datamodel.OCFile;
  67 import eu.alefzero.owncloud.files.services.FileDownloader;
  68 import eu.alefzero.owncloud.files.services.FileUploader;
  69 import eu.alefzero.owncloud.syncadapter.FileSyncService;
  70 import eu.alefzero.owncloud.ui.fragment.FileDetailFragment;
  71 import eu.alefzero.owncloud.ui.fragment.FileListFragment;
  72 import eu.alefzero.webdav.WebdavClient;
  73
  74 /**
  75  * Displays, what files the user has available in his ownCloud.
  76  *
  77  * @author Bartek Przybylski
  78  *
  79  */
  80
  81 public class FileDisplayActivity extends SherlockFragmentActivity implements
  82     FileListFragment.ContainerActivity, OnNavigationListener, OnClickListener, android.view.View.OnClickListener  {
  83
  84     private ArrayAdapter<String> mDirectories;
  85     private OCFile mCurrentDir;
  86     private String[] mDirs = null;
  87
  88     private DataStorageManager mStorageManager;
  89     private SyncBroadcastReceiver mSyncBroadcastReceiver;
  90     private UploadFinishReceiver mUploadFinishReceiver;
  91
  92     private View mLayoutView = null;
  93     private FileListFragment mFileList;
  94
  95     private boolean mDualPane;
  96
  97     private boolean mForcedLoginToCreateFirstAccount = false;
  98
  99     private static final String KEY_DIR_ARRAY = "DIR_ARRAY";
 100     private static final String KEY_CURRENT_DIR = "DIR";
 101
 102     private static final int DIALOG_SETUP_ACCOUNT = 0;
 103     private static final int DIALOG_CREATE_DIR = 1;
 104     private static final int DIALOG_ABOUT_APP = 2;
 105
 106     private static final int ACTION_SELECT_FILE = 1;
 107
 108     @Override
 109     public void onCreate(Bundle savedInstanceState) {
 110         Log.i(getClass().toString(), "onCreate() start");
 111         super.onCreate(savedInstanceState);
 112
 113         requestWindowFeature(Window.FEATURE_INDETERMINATE_PROGRESS);
 114
 115         Thread.setDefaultUncaughtExceptionHandler(new CrashHandler(getApplicationContext()));
 116
 117         if(savedInstanceState != null) {
 118             mDirs = savedInstanceState.getStringArray(KEY_DIR_ARRAY);
 119             mDirectories = new CustomArrayAdapter<String>(this, R.layout.sherlock_spinner_dropdown_item);
 120             mDirectories.add("/");
 121             if (mDirs != null)
 122                 for (String s : mDirs)
 123                     mDirectories.insert(s, 0);
 124             mCurrentDir = savedInstanceState.getParcelable(FileDetailFragment.EXTRA_FILE);
 125         }
 126
 127         mLayoutView = getLayoutInflater().inflate(R.layout.files, null);  // always inflate this at onCreate() ; just once!
 128
 129         if (AccountUtils.accountsAreSetup(this)) {
 130
 131             initDelayedTilAccountAvailabe();
 132
 133             // PIN CODE request ;  best location is to decide, let's try this first
 134             //if (savedInstanceState == null) {
 135             if (getIntent().getAction() != null && getIntent().getAction().equals(Intent.ACTION_MAIN) && savedInstanceState == null) {
 136                 requestPinCode();
 137             }
 138
 139
 140         } else {
 141
 142             setContentView(R.layout.no_account_available);
 143             getSupportActionBar().setNavigationMode(ActionBar.DISPLAY_SHOW_TITLE);
 144             findViewById(R.id.setup_account).setOnClickListener(this);
 145
 146             setSupportProgressBarIndeterminateVisibility(false);
 147
 148             Intent intent = new Intent(android.provider.Settings.ACTION_ADD_ACCOUNT);
 149             intent.putExtra(android.provider.Settings.EXTRA_AUTHORITIES, new String[] { AccountAuthenticator.AUTH_TOKEN_TYPE });
 150             startActivity(intent);  // although the code is here, the activity won't be created until this.onStart() and this.onResume() are finished;
 151             mForcedLoginToCreateFirstAccount = true;
 152         }
 153
 154         Log.i(getClass().toString(), "onCreate() end");
 155     }
 156
 157     @Override
 158     public boolean onCreateOptionsMenu(Menu menu) {
 159         MenuInflater inflater = getSherlock().getMenuInflater();
 160             inflater.inflate(R.menu.menu, menu);
 161             return true;
 162     }
 163
 164     @Override
 165     public boolean onOptionsItemSelected(MenuItem item) {
 166         boolean retval = true;
 167         switch (item.getItemId()) {
 168             case R.id.createDirectoryItem: {
 169                 showDialog(DIALOG_CREATE_DIR);
 170                 break;
 171             }
 172             case R.id.startSync: {
 173                 ContentResolver.cancelSync(null, "org.owncloud");   // cancel the current synchronizations of any ownCloud account
 174                 Bundle bundle = new Bundle();
 175                 bundle.putBoolean(ContentResolver.SYNC_EXTRAS_MANUAL, true);
 176                 ContentResolver.requestSync(
 177                         AccountUtils.getCurrentOwnCloudAccount(this),
 178                         "org.owncloud", bundle);
 179                 break;
 180             }
 181             case R.id.action_upload: {
 182                 Intent action = new Intent(Intent.ACTION_GET_CONTENT);
 183                 action = action.setType("*/*")
 184                         .addCategory(Intent.CATEGORY_OPENABLE);
 185                 startActivityForResult(
 186                         Intent.createChooser(action, "Upload file from..."),
 187                         ACTION_SELECT_FILE);
 188                 break;
 189             }
 190             case R.id.action_settings: {
 191                 Intent settingsIntent = new Intent(this, Preferences.class);
 192                 startActivity(settingsIntent);
 193                 break;
 194             }
 195             case R.id.about_app : {
 196                 showDialog(DIALOG_ABOUT_APP);
 197                 break;
 198             }
 199             case android.R.id.home: {
 200                 if(mCurrentDir != null && mCurrentDir.getParentId() != 0){
 201                     onBackPressed();
 202                 }
 203                 break;
 204             }
 205             default:
 206                 retval = false;
 207         }
 208         return retval;
 209     }
 210
 211     @Override
 212     public boolean onNavigationItemSelected(int itemPosition, long itemId) {
 213         int i = itemPosition;
 214         while (i-- != 0) {
 215             onBackPressed();
 216         }
 217         return true;
 218     }
 219
 220     /**
 221      * Called, when the user selected something for uploading
 222      */
 223     public void onActivityResult(int requestCode, int resultCode, Intent data) {
 224         if (requestCode == ACTION_SELECT_FILE) {
 225             if (resultCode == RESULT_OK) {
 226                 Uri selectedImageUri = data.getData();
 227
 228                 String filemanagerstring = selectedImageUri.getPath();
 229                 String selectedImagePath = getPath(selectedImageUri);
 230                 String filepath;
 231
 232                 if (selectedImagePath != null)
 233                     filepath = selectedImagePath;
 234                 else
 235                     filepath = filemanagerstring;
 236
 237                 if (filepath == null) {
 238                     Log.e("FileDisplay", "Couldnt resolve path to file");
 239                     return;
 240                 }
 241
 242                 Intent i = new Intent(this, FileUploader.class);
 243                 i.putExtra(FileUploader.KEY_ACCOUNT,
 244                         AccountUtils.getCurrentOwnCloudAccount(this));
 245                 String remotepath = new String();
 246                 for (int j = mDirectories.getCount() - 2; j >= 0; --j) {
 247                     remotepath += "/" + mDirectories.getItem(j);
 248                 }
 249                 if (!remotepath.endsWith("/"))
 250                     remotepath += "/";
 251                 remotepath += new File(filepath).getName();
 252                 remotepath = Uri.encode(remotepath, "/");
 253
 254                 i.putExtra(FileUploader.KEY_LOCAL_FILE, filepath);
 255                 i.putExtra(FileUploader.KEY_REMOTE_FILE, remotepath);
 256                 i.putExtra(FileUploader.KEY_UPLOAD_TYPE, FileUploader.UPLOAD_SINGLE_FILE);
 257                 startService(i);
 258             }
 259
 260         }/* dvelasco: WIP - not working as expected ... yet :)
 261              else if (requestCode == ACTION_CREATE_FIRST_ACCOUNT) {
 262             if (resultCode != RESULT_OK) {
 263                 finish();   // the user cancelled the AuthenticatorActivity
 264             }
 265         }*/
 266     }
 267
 268     @Override
 269     public void onBackPressed() {
 270         if (mDirectories == null || mDirectories.getCount() <= 1) {
 271             finish();
 272             return;
 273         }
 274         popDirname();
 275         mFileList.onNavigateUp();
 276         mCurrentDir = mFileList.getCurrentFile();
 277
 278         if(mCurrentDir.getParentId() == 0){
 279             ActionBar actionBar = getSupportActionBar();
 280             actionBar.setDisplayHomeAsUpEnabled(false);
 281         }
 282     }
 283
 284     @Override
 285     protected void onSaveInstanceState(Bundle outState) {
 286         // responsability of restore is prefered in onCreate() before than in onRestoreInstanceState when there are Fragments involved
 287         Log.i(getClass().toString(), "onSaveInstanceState() start");
 288         super.onSaveInstanceState(outState);
 289         if(mDirectories != null && mDirectories.getCount() != 0){
 290             mDirs = new String[mDirectories.getCount()-1];
 291             for (int j = mDirectories.getCount() - 2, i = 0; j >= 0; --j, ++i) {
 292                 mDirs[i] = mDirectories.getItem(j);
 293             }
 294         }
 295         outState.putStringArray(KEY_DIR_ARRAY, mDirs);
 296         outState.putParcelable(FileDetailFragment.EXTRA_FILE, mCurrentDir);
 297         Log.i(getClass().toString(), "onSaveInstanceState() end");
 298     }
 299
 300     @Override
 301     protected void onResume() {
 302         Log.i(getClass().toString(), "onResume() start");
 303         super.onResume();
 304
 305         if (AccountUtils.accountsAreSetup(this)) {
 306          // at least an account exist: normal operation
 307
 308             // set the layout only if it couldn't be set in onCreate
 309             if (mForcedLoginToCreateFirstAccount) {
 310                 initDelayedTilAccountAvailabe();
 311                 mForcedLoginToCreateFirstAccount = false;
 312             }
 313
 314             // Listen for sync messages
 315             IntentFilter syncIntentFilter = new IntentFilter(FileSyncService.SYNC_MESSAGE);
 316             mSyncBroadcastReceiver = new SyncBroadcastReceiver();
 317             registerReceiver(mSyncBroadcastReceiver, syncIntentFilter);
 318
 319             // Listen for upload messages
 320             IntentFilter uploadIntentFilter = new IntentFilter(FileUploader.UPLOAD_FINISH_MESSAGE);
 321             mUploadFinishReceiver = new UploadFinishReceiver();
 322             registerReceiver(mUploadFinishReceiver, uploadIntentFilter);
 323
 324             // Storage manager initialization
 325             mStorageManager = new FileDataStorageManager(
 326                     AccountUtils.getCurrentOwnCloudAccount(this),
 327                     getContentResolver());
 328
 329             // File list fragments
 330             mFileList = (FileListFragment) getSupportFragmentManager().findFragmentById(R.id.fileList);
 331
 332
 333             // Figure out what directory to list.
 334             // Priority: Intent (here), savedInstanceState (onCreate), root dir (dir is null)
 335             if(getIntent().hasExtra(FileDetailFragment.EXTRA_FILE)){
 336                 mCurrentDir = (OCFile) getIntent().getParcelableExtra(FileDetailFragment.EXTRA_FILE);
 337                 if(mCurrentDir != null && !mCurrentDir.isDirectory()){
 338                     mCurrentDir = mStorageManager.getFileById(mCurrentDir.getParentId());
 339                 }
 340
 341                 // Clear intent extra, so rotating the screen will not return us to this directory
 342                 getIntent().removeExtra(FileDetailFragment.EXTRA_FILE);
 343             }
 344
 345             if (mCurrentDir == null)
 346                 mCurrentDir = mStorageManager.getFileByPath("/");
 347
 348             // Drop-Down navigation and file list restore
 349             mDirectories = new CustomArrayAdapter<String>(this, R.layout.sherlock_spinner_dropdown_item);
 350
 351
 352             // Given the case we have a file to display:
 353             if(mCurrentDir != null){
 354                 ArrayList<OCFile> files = new ArrayList<OCFile>();
 355                 OCFile currFile = mCurrentDir;
 356                 while(currFile != null){
 357                     files.add(currFile);
 358                     currFile = mStorageManager.getFileById(currFile.getParentId());
 359                 }
 360
 361                 // Insert in mDirs
 362                 mDirs = new String[files.size()];
 363                 for(int i = files.size() - 1; i >= 0; i--){
 364                     mDirs[i] = files.get(i).getFileName();
 365                 }
 366             }
 367
 368             if (mDirs != null) {
 369                 for (String s : mDirs)
 370                     mDirectories.add(s);
 371             } else {
 372                 mDirectories.add("/");
 373             }
 374
 375             // Actionbar setup
 376             ActionBar action_bar = getSupportActionBar();
 377             action_bar.setNavigationMode(ActionBar.NAVIGATION_MODE_LIST);
 378             action_bar.setDisplayShowTitleEnabled(false);
 379             action_bar.setListNavigationCallbacks(mDirectories, this);
 380             if(mCurrentDir != null && mCurrentDir.getParentId() != 0){
 381                 action_bar.setDisplayHomeAsUpEnabled(true);
 382             } else {
 383                 action_bar.setDisplayHomeAsUpEnabled(false);
 384             }
 385
 386             // List dir here
 387             mFileList.listDirectory(mCurrentDir);
 388         }
 389         Log.i(getClass().toString(), "onResume() end");
 390     }
 391
 392     @Override
 393     protected void onPause() {
 394         Log.i(getClass().toString(), "onPause() start");
 395         super.onPause();
 396         if (mSyncBroadcastReceiver != null) {
 397             unregisterReceiver(mSyncBroadcastReceiver);
 398             mSyncBroadcastReceiver = null;
 399         }
 400         if (mUploadFinishReceiver != null) {
 401             unregisterReceiver(mUploadFinishReceiver);
 402             mUploadFinishReceiver = null;
 403         }
 404         getIntent().putExtra(FileDetailFragment.EXTRA_FILE, mCurrentDir);
 405         Log.i(getClass().toString(), "onPause() end");
 406     }
 407
 408     @Override
 409     protected Dialog onCreateDialog(int id) {
 410         Dialog dialog = null;
 411         AlertDialog.Builder builder;
 412         switch (id) {
 413         case DIALOG_SETUP_ACCOUNT:
 414             builder = new AlertDialog.Builder(this);
 415             builder.setTitle(R.string.main_tit_accsetup);
 416             builder.setMessage(R.string.main_wrn_accsetup);
 417             builder.setCancelable(false);
 418             builder.setPositiveButton(android.R.string.ok, this);
 419             builder.setNegativeButton(android.R.string.cancel, this);
 420             dialog = builder.create();
 421             break;
 422         case DIALOG_ABOUT_APP: {
 423             builder = new AlertDialog.Builder(this);
 424             builder.setTitle("About");
 425             PackageInfo pkg;
 426             try {
 427                 pkg = getPackageManager().getPackageInfo(getPackageName(), 0);
 428                 builder.setMessage("ownCloud android client\n\nversion: " + pkg.versionName );
 429                 builder.setIcon(android.R.drawable.ic_menu_info_details);
 430                 dialog = builder.create();
 431             } catch (NameNotFoundException e) {
 432                 builder = null;
 433                 dialog = null;
 434                 e.printStackTrace();
 435             }
 436             break;
 437         }
 438         case DIALOG_CREATE_DIR: {
 439             builder = new Builder(this);
 440             final EditText dirNameInput = new EditText(getBaseContext());
 441             final Account a = AccountUtils.getCurrentOwnCloudAccount(this);
 442             builder.setView(dirNameInput);
 443             builder.setTitle(R.string.uploader_info_dirname);
 444             int typed_color = getResources().getColor(R.color.setup_text_typed);
 445             dirNameInput.setTextColor(typed_color);
 446             builder.setPositiveButton(android.R.string.ok,
 447                     new OnClickListener() {
 448                         public void onClick(DialogInterface dialog, int which) {
 449                             String directoryName = dirNameInput.getText().toString();
 450                             if (directoryName.trim().length() == 0) {
 451                                 dialog.cancel();
 452                                 return;
 453                             }
 454
 455                             // Figure out the path where the dir needs to be created
 456                             String path;
 457                             if (mCurrentDir == null) {
 458                                 // this is just a patch; we should ensure that mCurrentDir never is null
 459                                 if (!mStorageManager.fileExists("/")) {
 460                                     OCFile file = new OCFile("/");
 461                                     mStorageManager.saveFile(file);
 462                                 }
 463                                 mCurrentDir = mStorageManager.getFileByPath("/");
 464                             }
 465                             path = FileDisplayActivity.this.mCurrentDir.getRemotePath();
 466
 467                             // Create directory
 468                             path += Uri.encode(directoryName) + "/";
 469                             Thread thread = new Thread(new DirectoryCreator(path, a));
 470                             thread.start();
 471
 472                             // Save new directory in local database
 473                             OCFile newDir = new OCFile(path);
 474                             newDir.setMimetype("DIR");
 475                             newDir.setParentId(mCurrentDir.getFileId());
 476                             mStorageManager.saveFile(newDir);
 477
 478                             // Display the new folder right away
 479                             dialog.dismiss();
 480                             mFileList.listDirectory(mCurrentDir);
 481                         }
 482                     });
 483             builder.setNegativeButton(R.string.common_cancel,
 484                     new OnClickListener() {
 485                         public void onClick(DialogInterface dialog, int which) {
 486                             dialog.cancel();
 487                         }
 488                     });
 489             dialog = builder.create();
 490             break;
 491         }
 492         default:
 493             dialog = null;
 494         }
 495
 496         return dialog;
 497     }
 498
 499
 500     /**
 501      * Responds to the "There are no ownCloud Accounts setup" dialog
 502      * TODO: Dialog is 100% useless -> Remove
 503      */
 504     @Override
 505     public void onClick(DialogInterface dialog, int which) {
 506         // In any case - we won't need it anymore
 507         dialog.dismiss();
 508         switch (which) {
 509         case DialogInterface.BUTTON_POSITIVE:
 510             Intent intent = new Intent("android.settings.ADD_ACCOUNT_SETTINGS");
 511             intent.putExtra("authorities",
 512                     new String[] { AccountAuthenticator.AUTH_TOKEN_TYPE });
 513             startActivity(intent);
 514             break;
 515         case DialogInterface.BUTTON_NEGATIVE:
 516             finish();
 517         }
 518
 519     }
 520
 521     /**
 522      * Translates a content URI of an image to a physical path
 523      * on the disk
 524      * @param uri The URI to resolve
 525      * @return The path to the image or null if it could not be found
 526      */
 527     public String getPath(Uri uri) {
 528         String[] projection = { MediaStore.Images.Media.DATA };
 529         Cursor cursor = managedQuery(uri, projection, null, null, null);
 530         if (cursor != null) {
 531             int column_index = cursor
 532                     .getColumnIndexOrThrow(MediaStore.Images.Media.DATA);
 533             cursor.moveToFirst();
 534             return cursor.getString(column_index);
 535         }
 536         return null;
 537     }
 538
 539     /**
 540      * Pushes a directory to the drop down list
 541      * @param directory to push
 542      * @throws IllegalArgumentException If the {@link OCFile#isDirectory()} returns false.
 543      */
 544     public void pushDirname(OCFile directory) {
 545         if(!directory.isDirectory()){
 546             throw new IllegalArgumentException("Only directories may be pushed!");
 547         }
 548         mDirectories.insert(directory.getFileName(), 0);
 549         mCurrentDir = directory;
 550     }
 551
 552     /**
 553      * Pops a directory name from the drop down list
 554      * @return True, unless the stack is empty
 555      */
 556     public boolean popDirname() {
 557         mDirectories.remove(mDirectories.getItem(0));
 558         return !mDirectories.isEmpty();
 559     }
 560
 561     private class DirectoryCreator implements Runnable {
 562         private String mTargetPath;
 563         private Account mAccount;
 564         private AccountManager mAm;
 565
 566         public DirectoryCreator(String targetPath, Account account) {
 567             mTargetPath = targetPath;
 568             mAccount = account;
 569             mAm = (AccountManager) getSystemService(ACCOUNT_SERVICE);
 570         }
 571
 572         @Override
 573         public void run() {
 574             WebdavClient wdc = new WebdavClient(mAccount, getApplicationContext());
 575
 576             String username = mAccount.name.substring(0,
 577                     mAccount.name.lastIndexOf('@'));
 578             String password = mAm.getPassword(mAccount);
 579
 580             wdc.setCredentials(username, password);
 581             wdc.allowSelfsignedCertificates();
 582             wdc.createDirectory(mTargetPath);
 583         }
 584
 585     }
 586
 587     // Custom array adapter to override text colors
 588     private class CustomArrayAdapter<T> extends ArrayAdapter<T> {
 589
 590         public CustomArrayAdapter(FileDisplayActivity ctx, int view) {
 591             super(ctx, view);
 592         }
 593
 594         public View getView(int position, View convertView, ViewGroup parent) {
 595             View v = super.getView(position, convertView, parent);
 596
 597             ((TextView) v).setTextColor(getResources().getColorStateList(
 598                     android.R.color.white));
 599             return v;
 600         }
 601
 602         public View getDropDownView(int position, View convertView,
 603                 ViewGroup parent) {
 604             View v = super.getDropDownView(position, convertView, parent);
 605
 606             ((TextView) v).setTextColor(getResources().getColorStateList(
 607                     android.R.color.white));
 608
 609             return v;
 610         }
 611
 612     }
 613
 614     private class SyncBroadcastReceiver extends BroadcastReceiver {
 615         /**
 616          * {@link BroadcastReceiver} to enable syncing feedback in UI
 617          */
 618         @Override
 619         public void onReceive(Context context, Intent intent) {
 620             boolean inProgress = intent.getBooleanExtra(
 621                     FileSyncService.IN_PROGRESS, false);
 622             String account_name = intent
 623                     .getStringExtra(FileSyncService.ACCOUNT_NAME);
 624
 625             Log.d("FileDisplay", "sync of account " + account_name
 626                     + " is in_progress: " + inProgress);
 627
 628             if (account_name.equals(AccountUtils.getCurrentOwnCloudAccount(context).name)) {
 629
 630                 String synchFolderRemotePath = intent.getStringExtra(FileSyncService.SYNC_FOLDER_REMOTE_PATH);
 631
 632                 boolean fillBlankRoot = false;
 633                 if (mCurrentDir == null) {
 634                     mCurrentDir = mStorageManager.getFileByPath("/");
 635                     fillBlankRoot = (mCurrentDir != null);
 636                 }
 637
 638                 if (synchFolderRemotePath != null && mCurrentDir != null && (mCurrentDir.getRemotePath().equals(synchFolderRemotePath) || fillBlankRoot) ) {
 639                     FileListFragment fileListFragment = (FileListFragment) getSupportFragmentManager()
 640                             .findFragmentById(R.id.fileList);
 641                     mCurrentDir = getStorageManager().getFileByPath(synchFolderRemotePath);
 642                     if (fileListFragment != null) {
 643                         fileListFragment.listDirectory(mCurrentDir);
 644                     }
 645                 }
 646
 647                 setSupportProgressBarIndeterminateVisibility(inProgress);
 648
 649             }
 650         }
 651     }
 652
 653
 654     private class UploadFinishReceiver extends BroadcastReceiver {
 655         /**
 656          * Once the file upload has finished -> update view
 657          *  @author David A. Velasco
 658          * {@link BroadcastReceiver} to enable upload feedback in UI
 659          */
 660         @Override
 661         public void onReceive(Context context, Intent intent) {
 662             long parentDirId = intent.getLongExtra(FileUploader.EXTRA_PARENT_DIR_ID, -1);
 663             OCFile parentDir = mStorageManager.getFileById(parentDirId);
 664
 665             if (parentDir != null && (
 666                     (mCurrentDir == null && parentDir.getFileName().equals("/")) ||
 667                      parentDir.equals(mCurrentDir))
 668                 ) {
 669                 FileListFragment fileListFragment = (FileListFragment) getSupportFragmentManager().findFragmentById(R.id.fileList);
 670                 if (fileListFragment != null) {
 671                     fileListFragment.listDirectory();
 672                 }
 673             }
 674         }
 675
 676     }
 677
 678
 679     @Override
 680     public void onClick(View v) {
 681         if (v.getId() == R.id.setup_account) {
 682             Intent intent = new Intent(android.provider.Settings.ACTION_ADD_ACCOUNT);
 683             intent.putExtra(android.provider.Settings.EXTRA_AUTHORITIES, new String[] { AccountAuthenticator.AUTH_TOKEN_TYPE });
 684             startActivity(intent);
 685             mForcedLoginToCreateFirstAccount = true;
 686         }
 687     }
 688
 689
 690
 691
 692
 693     /**
 694      * {@inheritDoc}
 695      */
 696     @Override
 697     public DataStorageManager getStorageManager() {
 698         return mStorageManager;
 699     }
 700
 701
 702     /**
 703      * {@inheritDoc}
 704      */
 705     @Override
 706     public void onDirectoryClick(OCFile directory) {
 707         pushDirname(directory);
 708         ActionBar actionBar = getSupportActionBar();
 709         actionBar.setDisplayHomeAsUpEnabled(true);
 710
 711         if (mDualPane) {
 712             // Resets the FileDetailsFragment on Tablets so that it always displays
 713             FileDetailFragment fileDetails = (FileDetailFragment) getSupportFragmentManager().findFragmentByTag(FileDetailFragment.FTAG);
 714             if (fileDetails != null) {
 715                 FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
 716                 transaction.remove(fileDetails);
 717                 transaction.add(R.id.file_details_container, new FileDetailFragment(null, null));
 718                 transaction.commit();
 719             }
 720         }
 721     }
 722
 723
 724     /**
 725      * {@inheritDoc}
 726      */
 727     @Override
 728     public void onFileClick(OCFile file) {
 729
 730         // If we are on a large device -> update fragment
 731         if (mDualPane) {
 732             // buttons in the details view are problematic when trying to reuse an existing fragment; create always a new one solves some of them, BUT no all; downloads are 'dangerous'
 733             FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
 734             transaction.replace(R.id.file_details_container, new FileDetailFragment(file, AccountUtils.getCurrentOwnCloudAccount(this)), FileDetailFragment.FTAG);
 735             transaction.setTransition(FragmentTransaction.TRANSIT_FRAGMENT_FADE);
 736             transaction.commit();
 737
 738         } else {    // small or medium screen device -> new Activity
 739             Intent showDetailsIntent = new Intent(this, FileDetailActivity.class);
 740             showDetailsIntent.putExtra(FileDetailFragment.EXTRA_FILE, file);
 741             showDetailsIntent.putExtra(FileDownloader.EXTRA_ACCOUNT, AccountUtils.getCurrentOwnCloudAccount(this));
 742             startActivity(showDetailsIntent);
 743         }
 744     }
 745
 746     /**
 747      *  Operations in this method should be preferably performed in onCreate to have a lighter onResume method.
 748      *
 749      *  But we need to delay them to onResume for the first start of the application, when no account exists and the login activity must be shown; and
 750      *  put instead the ugly view that shows the 'Setup' button to restart the login activity.
 751      *
 752      *  In other way, if the users cancels or presses BACK in the login page that first time (users can be cruel sometimes) would show a blank view (the
 753      *  FragmentList view empty).
 754      *
 755      *  This is temporal, until we found out how to get a result in this activity after launching the ADD_ACCOUNT Intent with startActivityForResult (not trivial)
 756      */
 757     private void initDelayedTilAccountAvailabe() {
 758         setContentView(mLayoutView);
 759         mDualPane = (findViewById(R.id.file_details_container) != null);
 760         if (mDualPane && getSupportFragmentManager().findFragmentByTag(FileDetailFragment.FTAG) == null) {
 761             FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
 762             transaction.replace(R.id.file_details_container, new FileDetailFragment(null, null)); // empty FileDetailFragment
 763             transaction.commit();
 764         }
 765         setSupportProgressBarIndeterminateVisibility(false);
 766     }
 767
 768
 769     /**
 770      * Launch an intent to request the PIN code to the user before letting him use the app
 771      */
 772     private void requestPinCode() {
 773         boolean pinStart = false;
 774         SharedPreferences appPrefs = PreferenceManager.getDefaultSharedPreferences(getApplicationContext());
 775         pinStart = appPrefs.getBoolean("set_pincode", false);
 776         if (pinStart) {
 777             Intent i = new Intent(getApplicationContext(), PinCodeActivity.class);
 778             i.putExtra(PinCodeActivity.EXTRA_ACTIVITY, "FileDisplayActivity");
 779             startActivity(i);
 780         }
 781     }
 782
 783
 784 }