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                 // This could be interesting
 174                 //ContentResolver.cancelSync(null, "org.owncloud");   // cancel the current synchronizations of any other ownCloud account
 175                 Bundle bundle = new Bundle();
 176                 bundle.putBoolean(ContentResolver.SYNC_EXTRAS_MANUAL, true);
 177                 ContentResolver.requestSync(
 178                         AccountUtils.getCurrentOwnCloudAccount(this),
 179                         "org.owncloud", bundle);
 180                 break;
 181             }
 182             case R.id.action_upload: {
 183                 Intent action = new Intent(Intent.ACTION_GET_CONTENT);
 184                 action = action.setType("*/*")
 185                         .addCategory(Intent.CATEGORY_OPENABLE);
 186                 startActivityForResult(
 187                         Intent.createChooser(action, "Upload file from..."),
 188                         ACTION_SELECT_FILE);
 189                 break;
 190             }
 191             case R.id.action_settings: {
 192                 Intent settingsIntent = new Intent(this, Preferences.class);
 193                 startActivity(settingsIntent);
 194                 break;
 195             }
 196             case R.id.about_app : {
 197                 showDialog(DIALOG_ABOUT_APP);
 198                 break;
 199             }
 200             case android.R.id.home: {
 201                 if(mCurrentDir != null && mCurrentDir.getParentId() != 0){
 202                     onBackPressed();
 203                 }
 204                 break;
 205             }
 206             default:
 207                 retval = false;
 208         }
 209         return retval;
 210     }
 211
 212     @Override
 213     public boolean onNavigationItemSelected(int itemPosition, long itemId) {
 214         int i = itemPosition;
 215         while (i-- != 0) {
 216             onBackPressed();
 217         }
 218         return true;
 219     }
 220
 221     /**
 222      * Called, when the user selected something for uploading
 223      */
 224     public void onActivityResult(int requestCode, int resultCode, Intent data) {
 225         if (requestCode == ACTION_SELECT_FILE) {
 226             if (resultCode == RESULT_OK) {
 227                 Uri selectedImageUri = data.getData();
 228
 229                 String filemanagerstring = selectedImageUri.getPath();
 230                 String selectedImagePath = getPath(selectedImageUri);
 231                 String filepath;
 232
 233                 if (selectedImagePath != null)
 234                     filepath = selectedImagePath;
 235                 else
 236                     filepath = filemanagerstring;
 237
 238                 if (filepath == null) {
 239                     Log.e("FileDisplay", "Couldnt resolve path to file");
 240                     return;
 241                 }
 242
 243                 Intent i = new Intent(this, FileUploader.class);
 244                 i.putExtra(FileUploader.KEY_ACCOUNT,
 245                         AccountUtils.getCurrentOwnCloudAccount(this));
 246                 String remotepath = new String();
 247                 for (int j = mDirectories.getCount() - 2; j >= 0; --j) {
 248                     remotepath += "/" + mDirectories.getItem(j);
 249                 }
 250                 if (!remotepath.endsWith("/"))
 251                     remotepath += "/";
 252                 remotepath += new File(filepath).getName();
 253                 remotepath = Uri.encode(remotepath, "/");
 254
 255                 i.putExtra(FileUploader.KEY_LOCAL_FILE, filepath);
 256                 i.putExtra(FileUploader.KEY_REMOTE_FILE, remotepath);
 257                 i.putExtra(FileUploader.KEY_UPLOAD_TYPE, FileUploader.UPLOAD_SINGLE_FILE);
 258                 startService(i);
 259             }
 260
 261         }/* dvelasco: WIP - not working as expected ... yet :)
 262              else if (requestCode == ACTION_CREATE_FIRST_ACCOUNT) {
 263             if (resultCode != RESULT_OK) {
 264                 finish();   // the user cancelled the AuthenticatorActivity
 265             }
 266         }*/
 267     }
 268
 269     @Override
 270     public void onBackPressed() {
 271         if (mDirectories == null || mDirectories.getCount() <= 1) {
 272             finish();
 273             return;
 274         }
 275         popDirname();
 276         mFileList.onNavigateUp();
 277         mCurrentDir = mFileList.getCurrentFile();
 278
 279         if(mCurrentDir.getParentId() == 0){
 280             ActionBar actionBar = getSupportActionBar();
 281             actionBar.setDisplayHomeAsUpEnabled(false);
 282         }
 283     }
 284
 285     @Override
 286     protected void onSaveInstanceState(Bundle outState) {
 287         // responsability of restore is prefered in onCreate() before than in onRestoreInstanceState when there are Fragments involved
 288         Log.i(getClass().toString(), "onSaveInstanceState() start");
 289         super.onSaveInstanceState(outState);
 290         if(mDirectories != null && mDirectories.getCount() != 0){
 291             mDirs = new String[mDirectories.getCount()-1];
 292             for (int j = mDirectories.getCount() - 2, i = 0; j >= 0; --j, ++i) {
 293                 mDirs[i] = mDirectories.getItem(j);
 294             }
 295         }
 296         outState.putStringArray(KEY_DIR_ARRAY, mDirs);
 297         outState.putParcelable(FileDetailFragment.EXTRA_FILE, mCurrentDir);
 298         Log.i(getClass().toString(), "onSaveInstanceState() end");
 299     }
 300
 301     @Override
 302     protected void onResume() {
 303         Log.i(getClass().toString(), "onResume() start");
 304         super.onResume();
 305
 306         if (AccountUtils.accountsAreSetup(this)) {
 307          // at least an account exist: normal operation
 308
 309             // set the layout only if it couldn't be set in onCreate
 310             if (mForcedLoginToCreateFirstAccount) {
 311                 initDelayedTilAccountAvailabe();
 312                 mForcedLoginToCreateFirstAccount = false;
 313             }
 314
 315             // Listen for sync messages
 316             IntentFilter syncIntentFilter = new IntentFilter(FileSyncService.SYNC_MESSAGE);
 317             mSyncBroadcastReceiver = new SyncBroadcastReceiver();
 318             registerReceiver(mSyncBroadcastReceiver, syncIntentFilter);
 319
 320             // Listen for upload messages
 321             IntentFilter uploadIntentFilter = new IntentFilter(FileUploader.UPLOAD_FINISH_MESSAGE);
 322             mUploadFinishReceiver = new UploadFinishReceiver();
 323             registerReceiver(mUploadFinishReceiver, uploadIntentFilter);
 324
 325             // Storage manager initialization
 326             mStorageManager = new FileDataStorageManager(
 327                     AccountUtils.getCurrentOwnCloudAccount(this),
 328                     getContentResolver());
 329
 330             // File list fragments
 331             mFileList = (FileListFragment) getSupportFragmentManager().findFragmentById(R.id.fileList);
 332
 333
 334             // Figure out what directory to list.
 335             // Priority: Intent (here), savedInstanceState (onCreate), root dir (dir is null)
 336             if(getIntent().hasExtra(FileDetailFragment.EXTRA_FILE)){
 337                 mCurrentDir = (OCFile) getIntent().getParcelableExtra(FileDetailFragment.EXTRA_FILE);
 338                 if(mCurrentDir != null && !mCurrentDir.isDirectory()){
 339                     mCurrentDir = mStorageManager.getFileById(mCurrentDir.getParentId());
 340                 }
 341
 342                 // Clear intent extra, so rotating the screen will not return us to this directory
 343                 getIntent().removeExtra(FileDetailFragment.EXTRA_FILE);
 344             }
 345
 346             if (mCurrentDir == null)
 347                 mCurrentDir = mStorageManager.getFileByPath("/");
 348
 349             // Drop-Down navigation and file list restore
 350             mDirectories = new CustomArrayAdapter<String>(this, R.layout.sherlock_spinner_dropdown_item);
 351
 352
 353             // Given the case we have a file to display:
 354             if(mCurrentDir != null){
 355                 ArrayList<OCFile> files = new ArrayList<OCFile>();
 356                 OCFile currFile = mCurrentDir;
 357                 while(currFile != null){
 358                     files.add(currFile);
 359                     currFile = mStorageManager.getFileById(currFile.getParentId());
 360                 }
 361
 362                 // Insert in mDirs
 363                 mDirs = new String[files.size()];
 364                 for(int i = files.size() - 1; i >= 0; i--){
 365                     mDirs[i] = files.get(i).getFileName();
 366                 }
 367             }
 368
 369             if (mDirs != null) {
 370                 for (String s : mDirs)
 371                     mDirectories.add(s);
 372             } else {
 373                 mDirectories.add("/");
 374             }
 375
 376             // Actionbar setup
 377             ActionBar action_bar = getSupportActionBar();
 378             action_bar.setNavigationMode(ActionBar.NAVIGATION_MODE_LIST);
 379             action_bar.setDisplayShowTitleEnabled(false);
 380             action_bar.setListNavigationCallbacks(mDirectories, this);
 381             if(mCurrentDir != null && mCurrentDir.getParentId() != 0){
 382                 action_bar.setDisplayHomeAsUpEnabled(true);
 383             } else {
 384                 action_bar.setDisplayHomeAsUpEnabled(false);
 385             }
 386
 387             // List dir here
 388             mFileList.listDirectory(mCurrentDir);
 389         }
 390         Log.i(getClass().toString(), "onResume() end");
 391     }
 392
 393     @Override
 394     protected void onPause() {
 395         Log.i(getClass().toString(), "onPause() start");
 396         super.onPause();
 397         if (mSyncBroadcastReceiver != null) {
 398             unregisterReceiver(mSyncBroadcastReceiver);
 399             mSyncBroadcastReceiver = null;
 400         }
 401         if (mUploadFinishReceiver != null) {
 402             unregisterReceiver(mUploadFinishReceiver);
 403             mUploadFinishReceiver = null;
 404         }
 405         getIntent().putExtra(FileDetailFragment.EXTRA_FILE, mCurrentDir);
 406         Log.i(getClass().toString(), "onPause() end");
 407     }
 408
 409     @Override
 410     protected Dialog onCreateDialog(int id) {
 411         Dialog dialog = null;
 412         AlertDialog.Builder builder;
 413         switch (id) {
 414         case DIALOG_SETUP_ACCOUNT:
 415             builder = new AlertDialog.Builder(this);
 416             builder.setTitle(R.string.main_tit_accsetup);
 417             builder.setMessage(R.string.main_wrn_accsetup);
 418             builder.setCancelable(false);
 419             builder.setPositiveButton(android.R.string.ok, this);
 420             builder.setNegativeButton(android.R.string.cancel, this);
 421             dialog = builder.create();
 422             break;
 423         case DIALOG_ABOUT_APP: {
 424             builder = new AlertDialog.Builder(this);
 425             builder.setTitle("About");
 426             PackageInfo pkg;
 427             try {
 428                 pkg = getPackageManager().getPackageInfo(getPackageName(), 0);
 429                 builder.setMessage("ownCloud android client\n\nversion: " + pkg.versionName );
 430                 builder.setIcon(android.R.drawable.ic_menu_info_details);
 431                 dialog = builder.create();
 432             } catch (NameNotFoundException e) {
 433                 builder = null;
 434                 dialog = null;
 435                 e.printStackTrace();
 436             }
 437             break;
 438         }
 439         case DIALOG_CREATE_DIR: {
 440             builder = new Builder(this);
 441             final EditText dirNameInput = new EditText(getBaseContext());
 442             final Account a = AccountUtils.getCurrentOwnCloudAccount(this);
 443             builder.setView(dirNameInput);
 444             builder.setTitle(R.string.uploader_info_dirname);
 445             int typed_color = getResources().getColor(R.color.setup_text_typed);
 446             dirNameInput.setTextColor(typed_color);
 447             builder.setPositiveButton(android.R.string.ok,
 448                     new OnClickListener() {
 449                         public void onClick(DialogInterface dialog, int which) {
 450                             String directoryName = dirNameInput.getText().toString();
 451                             if (directoryName.trim().length() == 0) {
 452                                 dialog.cancel();
 453                                 return;
 454                             }
 455
 456                             // Figure out the path where the dir needs to be created
 457                             String path;
 458                             if (mCurrentDir == null) {
 459                                 // this is just a patch; we should ensure that mCurrentDir never is null
 460                                 if (!mStorageManager.fileExists("/")) {
 461                                     OCFile file = new OCFile("/");
 462                                     mStorageManager.saveFile(file);
 463                                 }
 464                                 mCurrentDir = mStorageManager.getFileByPath("/");
 465                             }
 466                             path = FileDisplayActivity.this.mCurrentDir.getRemotePath();
 467
 468                             // Create directory
 469                             path += Uri.encode(directoryName) + "/";
 470                             Thread thread = new Thread(new DirectoryCreator(path, a));
 471                             thread.start();
 472
 473                             // Save new directory in local database
 474                             OCFile newDir = new OCFile(path);
 475                             newDir.setMimetype("DIR");
 476                             newDir.setParentId(mCurrentDir.getFileId());
 477                             mStorageManager.saveFile(newDir);
 478
 479                             // Display the new folder right away
 480                             dialog.dismiss();
 481                             mFileList.listDirectory(mCurrentDir);
 482                         }
 483                     });
 484             builder.setNegativeButton(R.string.common_cancel,
 485                     new OnClickListener() {
 486                         public void onClick(DialogInterface dialog, int which) {
 487                             dialog.cancel();
 488                         }
 489                     });
 490             dialog = builder.create();
 491             break;
 492         }
 493         default:
 494             dialog = null;
 495         }
 496
 497         return dialog;
 498     }
 499
 500
 501     /**
 502      * Responds to the "There are no ownCloud Accounts setup" dialog
 503      * TODO: Dialog is 100% useless -> Remove
 504      */
 505     @Override
 506     public void onClick(DialogInterface dialog, int which) {
 507         // In any case - we won't need it anymore
 508         dialog.dismiss();
 509         switch (which) {
 510         case DialogInterface.BUTTON_POSITIVE:
 511             Intent intent = new Intent("android.settings.ADD_ACCOUNT_SETTINGS");
 512             intent.putExtra("authorities",
 513                     new String[] { AccountAuthenticator.AUTH_TOKEN_TYPE });
 514             startActivity(intent);
 515             break;
 516         case DialogInterface.BUTTON_NEGATIVE:
 517             finish();
 518         }
 519
 520     }
 521
 522     /**
 523      * Translates a content URI of an image to a physical path
 524      * on the disk
 525      * @param uri The URI to resolve
 526      * @return The path to the image or null if it could not be found
 527      */
 528     public String getPath(Uri uri) {
 529         String[] projection = { MediaStore.Images.Media.DATA };
 530         Cursor cursor = managedQuery(uri, projection, null, null, null);
 531         if (cursor != null) {
 532             int column_index = cursor
 533                     .getColumnIndexOrThrow(MediaStore.Images.Media.DATA);
 534             cursor.moveToFirst();
 535             return cursor.getString(column_index);
 536         }
 537         return null;
 538     }
 539
 540     /**
 541      * Pushes a directory to the drop down list
 542      * @param directory to push
 543      * @throws IllegalArgumentException If the {@link OCFile#isDirectory()} returns false.
 544      */
 545     public void pushDirname(OCFile directory) {
 546         if(!directory.isDirectory()){
 547             throw new IllegalArgumentException("Only directories may be pushed!");
 548         }
 549         mDirectories.insert(directory.getFileName(), 0);
 550         mCurrentDir = directory;
 551     }
 552
 553     /**
 554      * Pops a directory name from the drop down list
 555      * @return True, unless the stack is empty
 556      */
 557     public boolean popDirname() {
 558         mDirectories.remove(mDirectories.getItem(0));
 559         return !mDirectories.isEmpty();
 560     }
 561
 562     private class DirectoryCreator implements Runnable {
 563         private String mTargetPath;
 564         private Account mAccount;
 565         private AccountManager mAm;
 566
 567         public DirectoryCreator(String targetPath, Account account) {
 568             mTargetPath = targetPath;
 569             mAccount = account;
 570             mAm = (AccountManager) getSystemService(ACCOUNT_SERVICE);
 571         }
 572
 573         @Override
 574         public void run() {
 575             WebdavClient wdc = new WebdavClient(mAccount, getApplicationContext());
 576
 577             String username = mAccount.name.substring(0,
 578                     mAccount.name.lastIndexOf('@'));
 579             String password = mAm.getPassword(mAccount);
 580
 581             wdc.setCredentials(username, password);
 582             wdc.allowSelfsignedCertificates();
 583             wdc.createDirectory(mTargetPath);
 584         }
 585
 586     }
 587
 588     // Custom array adapter to override text colors
 589     private class CustomArrayAdapter<T> extends ArrayAdapter<T> {
 590
 591         public CustomArrayAdapter(FileDisplayActivity ctx, int view) {
 592             super(ctx, view);
 593         }
 594
 595         public View getView(int position, View convertView, ViewGroup parent) {
 596             View v = super.getView(position, convertView, parent);
 597
 598             ((TextView) v).setTextColor(getResources().getColorStateList(
 599                     android.R.color.white));
 600             return v;
 601         }
 602
 603         public View getDropDownView(int position, View convertView,
 604                 ViewGroup parent) {
 605             View v = super.getDropDownView(position, convertView, parent);
 606
 607             ((TextView) v).setTextColor(getResources().getColorStateList(
 608                     android.R.color.white));
 609
 610             return v;
 611         }
 612
 613     }
 614
 615     private class SyncBroadcastReceiver extends BroadcastReceiver {
 616         /**
 617          * {@link BroadcastReceiver} to enable syncing feedback in UI
 618          */
 619         @Override
 620         public void onReceive(Context context, Intent intent) {
 621             boolean inProgress = intent.getBooleanExtra(
 622                     FileSyncService.IN_PROGRESS, false);
 623             String account_name = intent
 624                     .getStringExtra(FileSyncService.ACCOUNT_NAME);
 625
 626             Log.d("FileDisplay", "sync of account " + account_name
 627                     + " is in_progress: " + inProgress);
 628
 629             if (account_name.equals(AccountUtils.getCurrentOwnCloudAccount(context).name)) {
 630
 631                 String synchFolderRemotePath = intent.getStringExtra(FileSyncService.SYNC_FOLDER_REMOTE_PATH);
 632
 633                 boolean fillBlankRoot = false;
 634                 if (mCurrentDir == null) {
 635                     mCurrentDir = mStorageManager.getFileByPath("/");
 636                     fillBlankRoot = (mCurrentDir != null);
 637                 }
 638
 639                 if (synchFolderRemotePath != null && mCurrentDir != null && (mCurrentDir.getRemotePath().equals(synchFolderRemotePath) || fillBlankRoot) ) {
 640                     FileListFragment fileListFragment = (FileListFragment) getSupportFragmentManager()
 641                             .findFragmentById(R.id.fileList);
 642                     mCurrentDir = getStorageManager().getFileByPath(synchFolderRemotePath);
 643                     if (fileListFragment != null) {
 644                         fileListFragment.listDirectory(mCurrentDir);
 645                     }
 646                 }
 647
 648                 setSupportProgressBarIndeterminateVisibility(inProgress);
 649
 650             }
 651         }
 652     }
 653
 654
 655     private class UploadFinishReceiver extends BroadcastReceiver {
 656         /**
 657          * Once the file upload has finished -> update view
 658          *  @author David A. Velasco
 659          * {@link BroadcastReceiver} to enable upload feedback in UI
 660          */
 661         @Override
 662         public void onReceive(Context context, Intent intent) {
 663             long parentDirId = intent.getLongExtra(FileUploader.EXTRA_PARENT_DIR_ID, -1);
 664             OCFile parentDir = mStorageManager.getFileById(parentDirId);
 665
 666             if (parentDir != null && (
 667                     (mCurrentDir == null && parentDir.getFileName().equals("/")) ||
 668                      parentDir.equals(mCurrentDir))
 669                 ) {
 670                 FileListFragment fileListFragment = (FileListFragment) getSupportFragmentManager().findFragmentById(R.id.fileList);
 671                 if (fileListFragment != null) {
 672                     fileListFragment.listDirectory();
 673                 }
 674             }
 675         }
 676
 677     }
 678
 679
 680     @Override
 681     public void onClick(View v) {
 682         if (v.getId() == R.id.setup_account) {
 683             Intent intent = new Intent(android.provider.Settings.ACTION_ADD_ACCOUNT);
 684             intent.putExtra(android.provider.Settings.EXTRA_AUTHORITIES, new String[] { AccountAuthenticator.AUTH_TOKEN_TYPE });
 685             startActivity(intent);
 686             mForcedLoginToCreateFirstAccount = true;
 687         }
 688     }
 689
 690
 691
 692
 693
 694     /**
 695      * {@inheritDoc}
 696      */
 697     @Override
 698     public DataStorageManager getStorageManager() {
 699         return mStorageManager;
 700     }
 701
 702
 703     /**
 704      * {@inheritDoc}
 705      */
 706     @Override
 707     public void onDirectoryClick(OCFile directory) {
 708         pushDirname(directory);
 709         ActionBar actionBar = getSupportActionBar();
 710         actionBar.setDisplayHomeAsUpEnabled(true);
 711
 712         if (mDualPane) {
 713             // Resets the FileDetailsFragment on Tablets so that it always displays
 714             FileDetailFragment fileDetails = (FileDetailFragment) getSupportFragmentManager().findFragmentByTag(FileDetailFragment.FTAG);
 715             if (fileDetails != null) {
 716                 FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
 717                 transaction.remove(fileDetails);
 718                 transaction.add(R.id.file_details_container, new FileDetailFragment(null, null));
 719                 transaction.commit();
 720             }
 721         }
 722     }
 723
 724
 725     /**
 726      * {@inheritDoc}
 727      */
 728     @Override
 729     public void onFileClick(OCFile file) {
 730
 731         // If we are on a large device -> update fragment
 732         if (mDualPane) {
 733             // 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'
 734             FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
 735             transaction.replace(R.id.file_details_container, new FileDetailFragment(file, AccountUtils.getCurrentOwnCloudAccount(this)), FileDetailFragment.FTAG);
 736             transaction.setTransition(FragmentTransaction.TRANSIT_FRAGMENT_FADE);
 737             transaction.commit();
 738
 739         } else {    // small or medium screen device -> new Activity
 740             Intent showDetailsIntent = new Intent(this, FileDetailActivity.class);
 741             showDetailsIntent.putExtra(FileDetailFragment.EXTRA_FILE, file);
 742             showDetailsIntent.putExtra(FileDownloader.EXTRA_ACCOUNT, AccountUtils.getCurrentOwnCloudAccount(this));
 743             startActivity(showDetailsIntent);
 744         }
 745     }
 746
 747     /**
 748      *  Operations in this method should be preferably performed in onCreate to have a lighter onResume method.
 749      *
 750      *  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
 751      *  put instead the ugly view that shows the 'Setup' button to restart the login activity.
 752      *
 753      *  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
 754      *  FragmentList view empty).
 755      *
 756      *  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)
 757      */
 758     private void initDelayedTilAccountAvailabe() {
 759         setContentView(mLayoutView);
 760         mDualPane = (findViewById(R.id.file_details_container) != null);
 761         if (mDualPane && getSupportFragmentManager().findFragmentByTag(FileDetailFragment.FTAG) == null) {
 762             FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
 763             transaction.replace(R.id.file_details_container, new FileDetailFragment(null, null)); // empty FileDetailFragment
 764             transaction.commit();
 765         }
 766         setSupportProgressBarIndeterminateVisibility(false);
 767     }
 768
 769
 770     /**
 771      * Launch an intent to request the PIN code to the user before letting him use the app
 772      */
 773     private void requestPinCode() {
 774         boolean pinStart = false;
 775         SharedPreferences appPrefs = PreferenceManager.getDefaultSharedPreferences(getApplicationContext());
 776         pinStart = appPrefs.getBoolean("set_pincode", false);
 777         if (pinStart) {
 778             Intent i = new Intent(getApplicationContext(), PinCodeActivity.class);
 779             i.putExtra(PinCodeActivity.EXTRA_ACTIVITY, "FileDisplayActivity");
 780             startActivity(i);
 781         }
 782     }
 783
 784
 785 }