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

   1 /**
   2  *   ownCloud Android client application
   3  *
   4  *   @author Bartek Przybylski
   5  *   @author masensio
   6  *   Copyright (C) 2012  Bartek Przybylski
   7  *   Copyright (C) 2015 ownCloud Inc.
   8  *
   9  *   This program is free software: you can redistribute it and/or modify
  10  *   it under the terms of the GNU General Public License version 2,
  11  *   as published by the Free Software Foundation.
  12  *
  13  *   This program is distributed in the hope that it will be useful,
  14  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16  *   GNU General Public License for more details.
  17  *
  18  *   You should have received a copy of the GNU General Public License
  19  *   along with this program.  If not, see <http://www.gnu.org/licenses/>.
  20  *
  21  */
  22
  23 package com.owncloud.android.ui.activity;
  24
  25 import java.io.File;
  26 import java.util.ArrayList;
  27 import java.util.HashMap;
  28 import java.util.LinkedList;
  29 import java.util.List;
  30 import java.util.Stack;
  31 import java.util.Vector;
  32
  33
  34 import android.accounts.Account;
  35 import android.accounts.AccountManager;
  36 import android.app.AlertDialog;
  37 import android.app.AlertDialog.Builder;
  38 import android.app.Dialog;
  39 import android.app.ProgressDialog;
  40 import android.content.Context;
  41 import android.content.DialogInterface;
  42 import android.content.DialogInterface.OnCancelListener;
  43 import android.content.DialogInterface.OnClickListener;
  44 import android.content.Intent;
  45 import android.content.SharedPreferences;
  46 import android.content.res.Resources.NotFoundException;
  47 import android.database.Cursor;
  48 import android.net.Uri;
  49 import android.os.Bundle;
  50 import android.os.Parcelable;
  51 import android.preference.PreferenceManager;
  52 import android.provider.MediaStore;
  53 import android.provider.MediaStore.Audio;
  54 import android.provider.MediaStore.Images;
  55 import android.provider.MediaStore.Video;
  56 import android.support.v4.app.Fragment;
  57 import android.support.v4.app.FragmentManager;
  58 import android.support.v4.app.FragmentTransaction;
  59 import android.view.View;
  60 import android.widget.AdapterView;
  61 import android.widget.AdapterView.OnItemClickListener;
  62 import android.widget.Button;
  63 import android.widget.EditText;
  64 import android.widget.ListView;
  65 import android.widget.SimpleAdapter;
  66 import android.widget.Toast;
  67
  68 import com.actionbarsherlock.app.ActionBar;
  69 import com.actionbarsherlock.view.MenuItem;
  70 import com.owncloud.android.MainApp;
  71 import com.owncloud.android.R;
  72 import com.owncloud.android.authentication.AccountAuthenticator;
  73 import com.owncloud.android.datamodel.FileDataStorageManager;
  74 import com.owncloud.android.datamodel.OCFile;
  75 import com.owncloud.android.files.services.FileUploader;
  76 import com.owncloud.android.lib.common.utils.Log_OC;
  77 import com.owncloud.android.MainApp;
  78 import com.owncloud.android.R;
  79 import com.owncloud.android.authentication.AccountAuthenticator;
  80 import com.owncloud.android.datamodel.OCFile;
  81 import com.owncloud.android.files.services.FileUploader;
  82 import com.owncloud.android.lib.common.operations.RemoteOperation;
  83 import com.owncloud.android.lib.common.operations.RemoteOperationResult;
  84 import com.owncloud.android.lib.common.utils.Log_OC;
  85 import com.owncloud.android.operations.CreateFolderOperation;
  86 import com.owncloud.android.ui.dialog.CreateFolderDialogFragment;
  87 import com.owncloud.android.ui.dialog.LoadingDialog;
  88 import com.owncloud.android.utils.CopyTmpFileAsyncTask;
  89 import com.owncloud.android.utils.DisplayUtils;
  90 import com.owncloud.android.utils.ErrorMessageAdapter;
  91
  92
  93 /**
  94  * This can be used to upload things to an ownCloud instance.
  95  */
  96 public class Uploader extends FileActivity
  97         implements OnItemClickListener, android.view.View.OnClickListener,
  98         CopyTmpFileAsyncTask.OnCopyTmpFileTaskListener {
  99
 100     private static final String TAG = Uploader.class.getSimpleName();
 101
 102     private AccountManager mAccountManager;
 103     private Stack<String> mParents;
 104     private ArrayList<Parcelable> mStreamsToUpload;
 105     private boolean mCreateDir;
 106     private String mUploadPath;
 107     private OCFile mFile;
 108     private boolean mAccountSelected;
 109     private boolean mAccountSelectionShowing;
 110
 111     private ArrayList<String> mRemoteCacheData;
 112     private int mNumCacheFile;
 113
 114     private final static int DIALOG_NO_ACCOUNT = 0;
 115     private final static int DIALOG_WAITING = 1;
 116     private final static int DIALOG_NO_STREAM = 2;
 117     private final static int DIALOG_MULTIPLE_ACCOUNT = 3;
 118
 119     private final static int REQUEST_CODE_SETUP_ACCOUNT = 0;
 120
 121     private final static String KEY_PARENTS = "PARENTS";
 122     private final static String KEY_FILE = "FILE";
 123     private final static String KEY_ACCOUNT_SELECTED = "ACCOUNT_SELECTED";
 124     private final static String KEY_ACCOUNT_SELECTION_SHOWING = "ACCOUNT_SELECTION_SHOWING";
 125     private final static String KEY_NUM_CACHE_FILE = "NUM_CACHE_FILE";
 126     private final static String KEY_REMOTE_CACHE_DATA = "REMOTE_CACHE_DATA";
 127
 128     private static final String DIALOG_WAIT_COPY_FILE = "DIALOG_WAIT_COPY_FILE";
 129
 130     @Override
 131     protected void onCreate(Bundle savedInstanceState) {
 132         prepareStreamsToUpload();
 133
 134         if (savedInstanceState == null) {
 135             mParents = new Stack<String>();
 136             mAccountSelected = false;
 137             mAccountSelectionShowing = false;
 138             mNumCacheFile = 0;
 139
 140             // ArrayList for files with path in private storage
 141             mRemoteCacheData = new ArrayList<String>();
 142         } else {
 143             mParents = (Stack<String>) savedInstanceState.getSerializable(KEY_PARENTS);
 144             mFile = savedInstanceState.getParcelable(KEY_FILE);
 145             mAccountSelected = savedInstanceState.getBoolean(KEY_ACCOUNT_SELECTED);
 146             mAccountSelectionShowing = savedInstanceState.getBoolean(KEY_ACCOUNT_SELECTION_SHOWING);
 147             mNumCacheFile = savedInstanceState.getInt(KEY_NUM_CACHE_FILE);
 148             mRemoteCacheData = savedInstanceState.getStringArrayList(KEY_REMOTE_CACHE_DATA);
 149         }
 150
 151         super.onCreate(savedInstanceState);
 152
 153         if (mAccountSelected) {
 154             setAccount((Account) savedInstanceState.getParcelable(FileActivity.EXTRA_ACCOUNT));
 155         }
 156
 157
 158         ActionBar actionBar = getSupportActionBar();
 159         actionBar.setIcon(DisplayUtils.getSeasonalIconId());
 160
 161     }
 162
 163     @Override
 164     protected void setAccount(Account account, boolean savedAccount) {
 165         if (somethingToUpload()) {
 166             mAccountManager = (AccountManager) getSystemService(Context.ACCOUNT_SERVICE);
 167             Account[] accounts = mAccountManager.getAccountsByType(MainApp.getAccountType());
 168             if (accounts.length == 0) {
 169                 Log_OC.i(TAG, "No ownCloud account is available");
 170                 showDialog(DIALOG_NO_ACCOUNT);
 171             } else if (accounts.length > 1 && !mAccountSelected && !mAccountSelectionShowing) {
 172                 Log_OC.i(TAG, "More than one ownCloud is available");
 173                 showDialog(DIALOG_MULTIPLE_ACCOUNT);
 174                 mAccountSelectionShowing = true;
 175             } else {
 176                 if (!savedAccount) {
 177                     setAccount(accounts[0]);
 178                 }
 179             }
 180
 181         } else {
 182             showDialog(DIALOG_NO_STREAM);
 183         }
 184
 185         super.setAccount(account, savedAccount);
 186     }
 187
 188     @Override
 189     protected void onAccountSet(boolean stateWasRecovered) {
 190         super.onAccountSet(mAccountWasRestored);
 191         initTargetFolder();
 192         populateDirectoryList();
 193     }
 194
 195     @Override
 196     protected void onSaveInstanceState(Bundle outState) {
 197          Log_OC.d(TAG, "onSaveInstanceState() start");
 198         super.onSaveInstanceState(outState);
 199         outState.putSerializable(KEY_PARENTS, mParents);
 200         //outState.putParcelable(KEY_ACCOUNT, mAccount);
 201         outState.putParcelable(KEY_FILE, mFile);
 202         outState.putBoolean(KEY_ACCOUNT_SELECTED, mAccountSelected);
 203         outState.putBoolean(KEY_ACCOUNT_SELECTION_SHOWING, mAccountSelectionShowing);
 204         outState.putInt(KEY_NUM_CACHE_FILE, mNumCacheFile);
 205         outState.putStringArrayList(KEY_REMOTE_CACHE_DATA, mRemoteCacheData);
 206         outState.putParcelable(FileActivity.EXTRA_ACCOUNT, getAccount());
 207
 208         Log_OC.d(TAG, "onSaveInstanceState() end");
 209     }
 210
 211     @Override
 212     protected Dialog onCreateDialog(final int id) {
 213         final AlertDialog.Builder builder = new Builder(this);
 214         switch (id) {
 215         case DIALOG_WAITING:
 216             ProgressDialog pDialog = new ProgressDialog(this);
 217             pDialog.setIndeterminate(false);
 218             pDialog.setCancelable(false);
 219             pDialog.setMessage(getResources().getString(R.string.uploader_info_uploading));
 220             return pDialog;
 221         case DIALOG_NO_ACCOUNT:
 222             builder.setIcon(android.R.drawable.ic_dialog_alert);
 223             builder.setTitle(R.string.uploader_wrn_no_account_title);
 224             builder.setMessage(String.format(
 225                     getString(R.string.uploader_wrn_no_account_text), getString(R.string.app_name)));
 226             builder.setCancelable(false);
 227             builder.setPositiveButton(R.string.uploader_wrn_no_account_setup_btn_text, new OnClickListener() {
 228                 @Override
 229                 public void onClick(DialogInterface dialog, int which) {
 230                     if (android.os.Build.VERSION.SDK_INT > android.os.Build.VERSION_CODES.ECLAIR_MR1) {
 231                         // using string value since in API7 this
 232                         // constatn is not defined
 233                         // in API7 < this constatant is defined in
 234                         // Settings.ADD_ACCOUNT_SETTINGS
 235                         // and Settings.EXTRA_AUTHORITIES
 236                         Intent intent = new Intent(android.provider.Settings.ACTION_ADD_ACCOUNT);
 237                         intent.putExtra("authorities", new String[] { MainApp.getAuthTokenType() });
 238                         startActivityForResult(intent, REQUEST_CODE_SETUP_ACCOUNT);
 239                     } else {
 240                         // since in API7 there is no direct call for
 241                         // account setup, so we need to
 242                         // show our own AccountSetupAcricity, get
 243                         // desired results and setup
 244                         // everything for ourself
 245                         Intent intent = new Intent(getBaseContext(), AccountAuthenticator.class);
 246                         startActivityForResult(intent, REQUEST_CODE_SETUP_ACCOUNT);
 247                     }
 248                 }
 249             });
 250             builder.setNegativeButton(R.string.uploader_wrn_no_account_quit_btn_text, new OnClickListener() {
 251                 @Override
 252                 public void onClick(DialogInterface dialog, int which) {
 253                     finish();
 254                 }
 255             });
 256             return builder.create();
 257         case DIALOG_MULTIPLE_ACCOUNT:
 258             CharSequence ac[] = new CharSequence[
 259                     mAccountManager.getAccountsByType(MainApp.getAccountType()).length];
 260             for (int i = 0; i < ac.length; ++i) {
 261                 ac[i] = DisplayUtils.convertIdn(
 262                         mAccountManager.getAccountsByType(MainApp.getAccountType())[i].name, false);
 263             }
 264             builder.setTitle(R.string.common_choose_account);
 265             builder.setItems(ac, new OnClickListener() {
 266                 @Override
 267                 public void onClick(DialogInterface dialog, int which) {
 268                     setAccount(mAccountManager.getAccountsByType(MainApp.getAccountType())[which]);
 269                     onAccountSet(mAccountWasRestored);
 270                     dialog.dismiss();
 271                     mAccountSelected = true;
 272                     mAccountSelectionShowing = false;
 273                 }
 274             });
 275             builder.setCancelable(true);
 276             builder.setOnCancelListener(new OnCancelListener() {
 277                 @Override
 278                 public void onCancel(DialogInterface dialog) {
 279                     mAccountSelectionShowing = false;
 280                     dialog.cancel();
 281                     finish();
 282                 }
 283             });
 284             return builder.create();
 285         case DIALOG_NO_STREAM:
 286             builder.setIcon(android.R.drawable.ic_dialog_alert);
 287             builder.setTitle(R.string.uploader_wrn_no_content_title);
 288             builder.setMessage(R.string.uploader_wrn_no_content_text);
 289             builder.setCancelable(false);
 290             builder.setNegativeButton(R.string.common_cancel, new OnClickListener() {
 291                 @Override
 292                 public void onClick(DialogInterface dialog, int which) {
 293                     finish();
 294                 }
 295             });
 296             return builder.create();
 297         default:
 298             throw new IllegalArgumentException("Unknown dialog id: " + id);
 299         }
 300     }
 301
 302     class a implements OnClickListener {
 303         String mPath;
 304         EditText mDirname;
 305
 306         public a(String path, EditText dirname) {
 307             mPath = path;
 308             mDirname = dirname;
 309         }
 310
 311         @Override
 312         public void onClick(DialogInterface dialog, int which) {
 313             Uploader.this.mUploadPath = mPath + mDirname.getText().toString();
 314             Uploader.this.mCreateDir = true;
 315             uploadFiles();
 316         }
 317     }
 318
 319     @Override
 320     public void onBackPressed() {
 321
 322         if (mParents.size() <= 1) {
 323             super.onBackPressed();
 324             return;
 325         } else {
 326             mParents.pop();
 327             populateDirectoryList();
 328         }
 329     }
 330
 331     @Override
 332     public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
 333         // click on folder in the list
 334         Log_OC.d(TAG, "on item click");
 335         Vector<OCFile> tmpfiles = getStorageManager().getFolderContent(mFile, false);
 336         if (tmpfiles.size() <= 0) return;
 337         // filter on dirtype
 338         Vector<OCFile> files = new Vector<OCFile>();
 339         for (OCFile f : tmpfiles)
 340             if (f.isFolder())
 341                 files.add(f);
 342         if (files.size() < position) {
 343             throw new IndexOutOfBoundsException("Incorrect item selected");
 344         }
 345         mParents.push(files.get(position).getFileName());
 346         populateDirectoryList();
 347     }
 348
 349     @Override
 350     public void onClick(View v) {
 351         // click on button
 352         switch (v.getId()) {
 353         case R.id.uploader_choose_folder:
 354             mUploadPath = "";   // first element in mParents is root dir, represented by "";
 355                                 // init mUploadPath with "/" results in a "//" prefix
 356             for (String p : mParents)
 357                 mUploadPath += p + OCFile.PATH_SEPARATOR;
 358             Log_OC.d(TAG, "Uploading file to dir " + mUploadPath);
 359
 360             uploadFiles();
 361
 362             break;
 363
 364         case R.id.uploader_new_folder:
 365             CreateFolderDialogFragment dialog = CreateFolderDialogFragment.newInstance(mFile);
 366             dialog.show(getSupportFragmentManager(), "createdirdialog");
 367             break;
 368
 369
 370         default:
 371             throw new IllegalArgumentException("Wrong element clicked");
 372         }
 373     }
 374
 375     @Override
 376     protected void onActivityResult(int requestCode, int resultCode, Intent data) {
 377         super.onActivityResult(requestCode, resultCode, data);
 378         Log_OC.i(TAG, "result received. req: " + requestCode + " res: " + resultCode);
 379         if (requestCode == REQUEST_CODE_SETUP_ACCOUNT) {
 380             dismissDialog(DIALOG_NO_ACCOUNT);
 381             if (resultCode == RESULT_CANCELED) {
 382                 finish();
 383             }
 384             Account[] accounts = mAccountManager.getAccountsByType(MainApp.getAuthTokenType());
 385             if (accounts.length == 0) {
 386                 showDialog(DIALOG_NO_ACCOUNT);
 387             } else {
 388                 // there is no need for checking for is there more then one
 389                 // account at this point
 390                 // since account setup can set only one account at time
 391                 setAccount(accounts[0]);
 392                 populateDirectoryList();
 393             }
 394         }
 395     }
 396
 397     private void populateDirectoryList() {
 398         setContentView(R.layout.uploader_layout);
 399
 400         ListView mListView = (ListView) findViewById(android.R.id.list);
 401
 402         String current_dir = mParents.peek();
 403         if(current_dir.equals("")){
 404             getSupportActionBar().setTitle(getString(R.string.default_display_name_for_root_folder));
 405         }
 406         else{
 407             getSupportActionBar().setTitle(current_dir);
 408         }
 409         boolean notRoot = (mParents.size() > 1);
 410         ActionBar actionBar = getSupportActionBar();
 411         actionBar.setDisplayHomeAsUpEnabled(notRoot);
 412         actionBar.setHomeButtonEnabled(notRoot);
 413
 414         String full_path = generatePath(mParents);
 415
 416         Log_OC.d(TAG, "Populating view with content of : " + full_path);
 417
 418         mFile = getStorageManager().getFileByPath(full_path);
 419         if (mFile != null) {
 420             Vector<OCFile> files = getStorageManager().getFolderContent(mFile, false);
 421             List<HashMap<String, Object>> data = new LinkedList<HashMap<String,Object>>();
 422             for (OCFile f : files) {
 423                 HashMap<String, Object> h = new HashMap<String, Object>();
 424                 if (f.isFolder()) {
 425                     h.put("dirname", f.getFileName());
 426                     data.add(h);
 427                 }
 428             }
 429             SimpleAdapter sa = new SimpleAdapter(this,
 430                                                 data,
 431                                                 R.layout.uploader_list_item_layout,
 432                                                 new String[] {"dirname"},
 433                                                 new int[] {R.id.textView1});
 434
 435             mListView.setAdapter(sa);
 436             Button btnChooseFolder = (Button) findViewById(R.id.uploader_choose_folder);
 437             btnChooseFolder.setOnClickListener(this);
 438
 439             Button btnNewFolder = (Button) findViewById(R.id.uploader_new_folder);
 440             btnNewFolder.setOnClickListener(this);
 441
 442             mListView.setOnItemClickListener(this);
 443         }
 444     }
 445
 446     private String generatePath(Stack<String> dirs) {
 447         String full_path = "";
 448
 449         for (String a : dirs)
 450             full_path += a + "/";
 451         return full_path;
 452     }
 453
 454     private void prepareStreamsToUpload() {
 455         if (getIntent().getAction().equals(Intent.ACTION_SEND)) {
 456             mStreamsToUpload = new ArrayList<Parcelable>();
 457             mStreamsToUpload.add(getIntent().getParcelableExtra(Intent.EXTRA_STREAM));
 458         } else if (getIntent().getAction().equals(Intent.ACTION_SEND_MULTIPLE)) {
 459             mStreamsToUpload = getIntent().getParcelableArrayListExtra(Intent.EXTRA_STREAM);
 460         }
 461     }
 462
 463     private boolean somethingToUpload() {
 464         return (mStreamsToUpload != null && mStreamsToUpload.get(0) != null);
 465     }
 466
 467     public void uploadFiles() {
 468         try {
 469
 470             // ArrayList for files with path in external storage
 471             ArrayList<String> local = new ArrayList<String>();
 472             ArrayList<String> remote = new ArrayList<String>();
 473
 474             // this checks the mimeType
 475             for (Parcelable mStream : mStreamsToUpload) {
 476
 477                 Uri uri = (Uri) mStream;
 478                 String data = null;
 479                 String filePath = "";
 480
 481                 if (uri != null) {
 482                     if (uri.getScheme().equals("content")) {
 483                         String mimeType = getContentResolver().getType(uri);
 484
 485                         if (mimeType.contains("image")) {
 486                             String[] CONTENT_PROJECTION = { Images.Media.DATA,
 487                                     Images.Media.DISPLAY_NAME, Images.Media.MIME_TYPE,
 488                                     Images.Media.SIZE };
 489                             Cursor c = getContentResolver().query(uri, CONTENT_PROJECTION, null,
 490                                     null, null);
 491                             c.moveToFirst();
 492                             int index = c.getColumnIndex(Images.Media.DATA);
 493                             data = c.getString(index);
 494                             filePath = mUploadPath +
 495                                     c.getString(c.getColumnIndex(Images.Media.DISPLAY_NAME));
 496
 497                         } else if (mimeType.contains("video")) {
 498                             String[] CONTENT_PROJECTION = { Video.Media.DATA,
 499                                    Video.Media.DISPLAY_NAME, Video.Media.MIME_TYPE,
 500                                    Video.Media.SIZE, Video.Media.DATE_MODIFIED };
 501                             Cursor c = getContentResolver().query(uri, CONTENT_PROJECTION, null,
 502                                    null, null);
 503                             c.moveToFirst();
 504                             int index = c.getColumnIndex(Video.Media.DATA);
 505                             data = c.getString(index);
 506                             filePath = mUploadPath +
 507                                    c.getString(c.getColumnIndex(Video.Media.DISPLAY_NAME));
 508
 509                         } else if (mimeType.contains("audio")) {
 510                             String[] CONTENT_PROJECTION = { Audio.Media.DATA,
 511                                    Audio.Media.DISPLAY_NAME, Audio.Media.MIME_TYPE,
 512                                    Audio.Media.SIZE };
 513                             Cursor c = getContentResolver().query(uri, CONTENT_PROJECTION, null,
 514                                    null, null);
 515                             c.moveToFirst();
 516                             int index = c.getColumnIndex(Audio.Media.DATA);
 517                             data = c.getString(index);
 518                             filePath = mUploadPath +
 519                                    c.getString(c.getColumnIndex(Audio.Media.DISPLAY_NAME));
 520
 521                         } else  {
 522                             Cursor cursor = getContentResolver().query(uri,
 523                                    new String[]{MediaStore.MediaColumns.DISPLAY_NAME},
 524                                    null, null, null);
 525                             cursor.moveToFirst();
 526                             int nameIndex = cursor.getColumnIndex(cursor.getColumnNames()[0]);
 527                             if (nameIndex >= 0) {
 528                                filePath = mUploadPath + cursor.getString(nameIndex);
 529                             }
 530                         }
 531
 532                     } else if (uri.getScheme().equals("file")) {
 533                         filePath = Uri.decode(uri.toString()).replace(uri.getScheme() +
 534                                 "://", "");
 535                         if (filePath.contains("mnt")) {
 536                            String splitedFilePath[] = filePath.split("/mnt");
 537                            filePath = splitedFilePath[1];
 538                         }
 539                         final File file = new File(filePath);
 540                         data = file.getAbsolutePath();
 541                         filePath = mUploadPath + file.getName();
 542                     }
 543                     else {
 544                         throw new SecurityException();
 545                     }
 546                     if (data == null) {
 547                         mRemoteCacheData.add(filePath);
 548                         CopyTmpFileAsyncTask copyTask = new CopyTmpFileAsyncTask(this);
 549                         Object[] params = { uri, filePath, mRemoteCacheData.size()-1,
 550                                 getAccount().name, getContentResolver()};
 551                         mNumCacheFile++;
 552                         showWaitingCopyDialog();
 553                         copyTask.execute(params);
 554                     } else {
 555                         remote.add(filePath);
 556                         local.add(data);
 557                     }
 558                 }
 559                 else {
 560                     throw new SecurityException();
 561                 }
 562
 563                 Intent intent = new Intent(getApplicationContext(), FileUploader.class);
 564                 intent.putExtra(FileUploader.KEY_UPLOAD_TYPE, FileUploader.UPLOAD_MULTIPLE_FILES);
 565                 intent.putExtra(FileUploader.KEY_LOCAL_FILE, local.toArray(new String[local.size()]));
 566                 intent.putExtra(FileUploader.KEY_REMOTE_FILE,
 567                         remote.toArray(new String[remote.size()]));
 568                 intent.putExtra(FileUploader.KEY_ACCOUNT, getAccount());
 569                 startService(intent);
 570
 571                 //Save the path to shared preferences
 572                 SharedPreferences.Editor appPrefs = PreferenceManager
 573                         .getDefaultSharedPreferences(getApplicationContext()).edit();
 574                 appPrefs.putString("last_upload_path", mUploadPath);
 575                 appPrefs.apply();
 576
 577                 finish();
 578             }
 579
 580         } catch (SecurityException e) {
 581             String message = String.format(getString(R.string.uploader_error_forbidden_content),
 582                     getString(R.string.app_name));
 583             Toast.makeText(this, message, Toast.LENGTH_LONG).show();
 584         }
 585     }
 586
 587     @Override
 588     public void onRemoteOperationFinish(RemoteOperation operation, RemoteOperationResult result) {
 589         super.onRemoteOperationFinish(operation, result);
 590
 591
 592         if (operation instanceof CreateFolderOperation) {
 593             onCreateFolderOperationFinish((CreateFolderOperation)operation, result);
 594         }
 595
 596     }
 597
 598     /**
 599      * Updates the view associated to the activity after the finish of an operation
 600      * trying create a new folder
 601      *
 602      * @param operation     Creation operation performed.
 603      * @param result        Result of the creation.
 604      */
 605     private void onCreateFolderOperationFinish(CreateFolderOperation operation,
 606                                                RemoteOperationResult result) {
 607         if (result.isSuccess()) {
 608             dismissLoadingDialog();
 609             populateDirectoryList();
 610         } else {
 611             dismissLoadingDialog();
 612             try {
 613                 Toast msg = Toast.makeText(this,
 614                         ErrorMessageAdapter.getErrorCauseMessage(result, operation, getResources()),
 615                         Toast.LENGTH_LONG);
 616                 msg.show();
 617
 618             } catch (NotFoundException e) {
 619                 Log_OC.e(TAG, "Error while trying to show fail message " , e);
 620             }
 621         }
 622     }
 623
 624
 625     /**
 626      *  Loads the target folder initialize shown to the user.
 627      *
 628      *  The target account has to be chosen before this method is called.
 629      */
 630     private void initTargetFolder() {
 631         if (getStorageManager() == null) {
 632             throw new IllegalStateException("Do not call this method before " +
 633                     "initializing mStorageManager");
 634         }
 635
 636         SharedPreferences appPreferences = PreferenceManager
 637                 .getDefaultSharedPreferences(getApplicationContext());
 638
 639         String last_path = appPreferences.getString("last_upload_path", "");
 640         // "/" equals root-directory
 641         if(last_path.equals("/")) {
 642             mParents.add("");
 643         } else{
 644             String[] dir_names = last_path.split("/");
 645             for (String dir : dir_names)
 646                 mParents.add(dir);
 647         }
 648         //Make sure that path still exists, if it doesn't pop the stack and try the previous path
 649         while(!getStorageManager().fileExists(generatePath(mParents)) && mParents.size() > 1){
 650             mParents.pop();
 651         }
 652     }
 653
 654
 655     @Override
 656     public boolean onOptionsItemSelected(MenuItem item) {
 657         boolean retval = true;
 658         switch (item.getItemId()) {
 659             case android.R.id.home:
 660                 if((mParents.size() > 1)) {
 661                     onBackPressed();
 662                 }
 663                 break;
 664
 665             default:
 666                 retval = super.onOptionsItemSelected(item);
 667         }
 668         return retval;
 669     }
 670
 671
 672     /**
 673      * Process the result of CopyTmpFileAsyncTask
 674      * @param result
 675      * @param index
 676      */
 677     @Override
 678     public void onTmpFileCopied(String result, int index) {
 679         if (mNumCacheFile -- == 0) {
 680             dismissWaitingCopyDialog();
 681         }
 682         if (result != null) {
 683             Intent intent = new Intent(getApplicationContext(), FileUploader.class);
 684             intent.putExtra(FileUploader.KEY_UPLOAD_TYPE, FileUploader.UPLOAD_SINGLE_FILE);
 685             intent.putExtra(FileUploader.KEY_LOCAL_FILE, result);
 686             intent.putExtra(FileUploader.KEY_REMOTE_FILE, mRemoteCacheData.get(index));
 687             intent.putExtra(FileUploader.KEY_ACCOUNT, getAccount());
 688             startService(intent);
 689
 690         } else {
 691             String message = String.format(getString(R.string.uploader_error_forbidden_content),
 692                     getString(R.string.app_name));
 693             Toast.makeText(this, message, Toast.LENGTH_LONG).show();
 694             Log_OC.d(TAG, message);
 695         }
 696
 697     }
 698 /**
 699      * Show waiting for copy dialog
 700      */
 701     public void showWaitingCopyDialog() {
 702         // Construct dialog
 703         LoadingDialog loading = new LoadingDialog(
 704                 getResources().getString(R.string.wait_for_tmp_copy_from_private_storage));
 705         FragmentManager fm = getSupportFragmentManager();
 706         FragmentTransaction ft = fm.beginTransaction();
 707         loading.show(ft, DIALOG_WAIT_COPY_FILE);
 708
 709     }
 710
 711
 712     /**
 713      * Dismiss waiting for copy dialog
 714      */
 715     public void dismissWaitingCopyDialog(){
 716         Fragment frag = getSupportFragmentManager().findFragmentByTag(DIALOG_WAIT_COPY_FILE);
 717         if (frag != null) {
 718             LoadingDialog loading = (LoadingDialog) frag;
 719             loading.dismiss();
 720         }
 721     }
 722 }