src/com/owncloud/android/datamodel/FileDataStorageManager.java

   1 /**
   2  *   ownCloud Android client application
   3  *
   4  *   Copyright (C) 2012  Bartek Przybylski
   5  *   Copyright (C) 2015 ownCloud Inc.
   6  *
   7  *   This program is free software: you can redistribute it and/or modify
   8  *   it under the terms of the GNU General Public License version 2,
   9  *   as published by the Free Software Foundation.
  10  *
  11  *   This program is distributed in the hope that it will be useful,
  12  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  *   GNU General Public License for more details.
  15  *
  16  *   You should have received a copy of the GNU General Public License
  17  *   along with this program.  If not, see <http://www.gnu.org/licenses/>.
  18  *
  19  */
  20
  21 package com.owncloud.android.datamodel;
  22
  23 import java.io.File;
  24 import java.util.ArrayList;
  25 import java.util.Collection;
  26 import java.util.Collections;
  27 import java.util.Iterator;
  28 import java.util.List;
  29 import java.util.Vector;
  30
  31 import com.owncloud.android.MainApp;
  32 import com.owncloud.android.db.ProviderMeta.ProviderTableMeta;
  33 import com.owncloud.android.lib.common.utils.Log_OC;
  34 import com.owncloud.android.lib.resources.shares.OCShare;
  35 import com.owncloud.android.lib.resources.shares.ShareType;
  36 import com.owncloud.android.lib.resources.files.FileUtils;
  37 import com.owncloud.android.utils.FileStorageUtils;
  38
  39 import android.accounts.Account;
  40 import android.content.ContentProviderClient;
  41 import android.content.ContentProviderOperation;
  42 import android.content.ContentProviderResult;
  43 import android.content.ContentResolver;
  44 import android.content.ContentUris;
  45 import android.content.ContentValues;
  46 import android.content.Intent;
  47 import android.content.OperationApplicationException;
  48 import android.database.Cursor;
  49 import android.net.Uri;
  50 import android.os.RemoteException;
  51 import android.provider.MediaStore;
  52
  53 public class FileDataStorageManager {
  54
  55     public static final int ROOT_PARENT_ID = 0;
  56
  57     private ContentResolver mContentResolver;
  58     private ContentProviderClient mContentProviderClient;
  59     private Account mAccount;
  60
  61     private static String TAG = FileDataStorageManager.class.getSimpleName();
  62
  63
  64     public FileDataStorageManager(Account account, ContentResolver cr) {
  65         mContentProviderClient = null;
  66         mContentResolver = cr;
  67         mAccount = account;
  68     }
  69
  70     public FileDataStorageManager(Account account, ContentProviderClient cp) {
  71         mContentProviderClient = cp;
  72         mContentResolver = null;
  73         mAccount = account;
  74     }
  75
  76
  77     public void setAccount(Account account) {
  78         mAccount = account;
  79     }
  80
  81     public Account getAccount() {
  82         return mAccount;
  83     }
  84
  85     public void setContentResolver(ContentResolver cr) {
  86         mContentResolver = cr;
  87     }
  88
  89     public ContentResolver getContentResolver() {
  90         return mContentResolver;
  91     }
  92
  93     public void setContentProviderClient(ContentProviderClient cp) {
  94         mContentProviderClient = cp;
  95     }
  96
  97     public ContentProviderClient getContentProviderClient() {
  98         return mContentProviderClient;
  99     }
 100
 101
 102     public OCFile getFileByPath(String path) {
 103         Cursor c = getCursorForValue(ProviderTableMeta.FILE_PATH, path);
 104         OCFile file = null;
 105         if (c.moveToFirst()) {
 106             file = createFileInstance(c);
 107         }
 108         c.close();
 109         if (file == null && OCFile.ROOT_PATH.equals(path)) {
 110             return createRootDir(); // root should always exist
 111         }
 112         return file;
 113     }
 114
 115
 116     public OCFile getFileById(long id) {
 117         Cursor c = getCursorForValue(ProviderTableMeta._ID, String.valueOf(id));
 118         OCFile file = null;
 119         if (c.moveToFirst()) {
 120             file = createFileInstance(c);
 121         }
 122         c.close();
 123         return file;
 124     }
 125
 126     public OCFile getFileByLocalPath(String path) {
 127         Cursor c = getCursorForValue(ProviderTableMeta.FILE_STORAGE_PATH, path);
 128         OCFile file = null;
 129         if (c.moveToFirst()) {
 130             file = createFileInstance(c);
 131         }
 132         c.close();
 133         return file;
 134     }
 135
 136     public boolean fileExists(long id) {
 137         return fileExists(ProviderTableMeta._ID, String.valueOf(id));
 138     }
 139
 140     public boolean fileExists(String path) {
 141         return fileExists(ProviderTableMeta.FILE_PATH, path);
 142     }
 143
 144
 145     public Vector<OCFile> getFolderContent(OCFile f) {
 146         if (f != null && f.isFolder() && f.getFileId() != -1) {
 147             return getFolderContent(f.getFileId());
 148
 149         } else {
 150             return new Vector<OCFile>();
 151         }
 152     }
 153
 154
 155     public Vector<OCFile> getFolderImages(OCFile folder) {
 156         Vector<OCFile> ret = new Vector<OCFile>();
 157         if (folder != null) {
 158             // TODO better implementation, filtering in the access to database instead of here
 159             Vector<OCFile> tmp = getFolderContent(folder);
 160             OCFile current = null;
 161             for (int i=0; i<tmp.size(); i++) {
 162                 current = tmp.get(i);
 163                 if (current.isImage()) {
 164                     ret.add(current);
 165                 }
 166             }
 167         }
 168         return ret;
 169     }
 170
 171
 172     public boolean saveFile(OCFile file) {
 173         boolean overriden = false;
 174         ContentValues cv = new ContentValues();
 175         cv.put(ProviderTableMeta.FILE_MODIFIED, file.getModificationTimestamp());
 176         cv.put(
 177             ProviderTableMeta.FILE_MODIFIED_AT_LAST_SYNC_FOR_DATA,
 178             file.getModificationTimestampAtLastSyncForData()
 179         );
 180         cv.put(ProviderTableMeta.FILE_CREATION, file.getCreationTimestamp());
 181         cv.put(ProviderTableMeta.FILE_CONTENT_LENGTH, file.getFileLength());
 182         cv.put(ProviderTableMeta.FILE_CONTENT_TYPE, file.getMimetype());
 183         cv.put(ProviderTableMeta.FILE_NAME, file.getFileName());
 184         //if (file.getParentId() != DataStorageManager.ROOT_PARENT_ID)
 185             cv.put(ProviderTableMeta.FILE_PARENT, file.getParentId());
 186         cv.put(ProviderTableMeta.FILE_PATH, file.getRemotePath());
 187         if (!file.isFolder())
 188             cv.put(ProviderTableMeta.FILE_STORAGE_PATH, file.getStoragePath());
 189         cv.put(ProviderTableMeta.FILE_ACCOUNT_OWNER, mAccount.name);
 190         cv.put(ProviderTableMeta.FILE_LAST_SYNC_DATE, file.getLastSyncDateForProperties());
 191         cv.put(ProviderTableMeta.FILE_LAST_SYNC_DATE_FOR_DATA, file.getLastSyncDateForData());
 192         cv.put(ProviderTableMeta.FILE_KEEP_IN_SYNC, file.keepInSync() ? 1 : 0);
 193         cv.put(ProviderTableMeta.FILE_ETAG, file.getEtag());
 194         cv.put(ProviderTableMeta.FILE_SHARE_BY_LINK, file.isShareByLink() ? 1 : 0);
 195         cv.put(ProviderTableMeta.FILE_PUBLIC_LINK, file.getPublicLink());
 196         cv.put(ProviderTableMeta.FILE_PERMISSIONS, file.getPermissions());
 197         cv.put(ProviderTableMeta.FILE_REMOTE_ID, file.getRemoteId());
 198         cv.put(ProviderTableMeta.FILE_UPDATE_THUMBNAIL, file.needsUpdateThumbnail());
 199         cv.put(ProviderTableMeta.FILE_IS_DOWNLOADING, file.isDownloading());
 200
 201         boolean sameRemotePath = fileExists(file.getRemotePath());
 202         if (sameRemotePath ||
 203                 fileExists(file.getFileId())        ) {  // for renamed files
 204
 205             OCFile oldFile = null;
 206             if (sameRemotePath) {
 207                 oldFile = getFileByPath(file.getRemotePath());
 208                 file.setFileId(oldFile.getFileId());
 209             } else {
 210                 oldFile = getFileById(file.getFileId());
 211             }
 212
 213             overriden = true;
 214             if (getContentResolver() != null) {
 215                 getContentResolver().update(ProviderTableMeta.CONTENT_URI, cv,
 216                         ProviderTableMeta._ID + "=?",
 217                         new String[] { String.valueOf(file.getFileId()) });
 218             } else {
 219                 try {
 220                     getContentProviderClient().update(ProviderTableMeta.CONTENT_URI,
 221                             cv, ProviderTableMeta._ID + "=?",
 222                             new String[] { String.valueOf(file.getFileId()) });
 223                 } catch (RemoteException e) {
 224                     Log_OC.e(TAG,
 225                             "Fail to insert insert file to database "
 226                                     + e.getMessage());
 227                 }
 228             }
 229         } else {
 230             Uri result_uri = null;
 231             if (getContentResolver() != null) {
 232                 result_uri = getContentResolver().insert(
 233                         ProviderTableMeta.CONTENT_URI_FILE, cv);
 234             } else {
 235                 try {
 236                     result_uri = getContentProviderClient().insert(
 237                             ProviderTableMeta.CONTENT_URI_FILE, cv);
 238                 } catch (RemoteException e) {
 239                     Log_OC.e(TAG,
 240                             "Fail to insert insert file to database "
 241                                     + e.getMessage());
 242                 }
 243             }
 244             if (result_uri != null) {
 245                 long new_id = Long.parseLong(result_uri.getPathSegments()
 246                         .get(1));
 247                 file.setFileId(new_id);
 248             }
 249         }
 250
 251 //        if (file.isFolder()) {
 252 //            updateFolderSize(file.getFileId());
 253 //        } else {
 254 //            updateFolderSize(file.getParentId());
 255 //        }
 256
 257         return overriden;
 258     }
 259
 260
 261     /**
 262      * Inserts or updates the list of files contained in a given folder.
 263      *
 264      * CALLER IS THE RESPONSIBLE FOR GRANTING RIGHT UPDATE OF INFORMATION, NOT THIS METHOD.
 265      * HERE ONLY DATA CONSISTENCY SHOULD BE GRANTED
 266      *
 267      * @param folder
 268      * @param updatedFiles
 269      * @param filesToRemove
 270      */
 271     public void saveFolder(
 272             OCFile folder, Collection<OCFile> updatedFiles, Collection<OCFile> filesToRemove
 273         ) {
 274
 275         Log_OC.d(TAG,  "Saving folder " + folder.getRemotePath() + " with " + updatedFiles.size()
 276                 + " children and " + filesToRemove.size() + " files to remove");
 277
 278         ArrayList<ContentProviderOperation> operations =
 279                 new ArrayList<ContentProviderOperation>(updatedFiles.size());
 280
 281         // prepare operations to insert or update files to save in the given folder
 282         for (OCFile file : updatedFiles) {
 283             ContentValues cv = new ContentValues();
 284             cv.put(ProviderTableMeta.FILE_MODIFIED, file.getModificationTimestamp());
 285             cv.put(
 286                 ProviderTableMeta.FILE_MODIFIED_AT_LAST_SYNC_FOR_DATA,
 287                 file.getModificationTimestampAtLastSyncForData()
 288             );
 289             cv.put(ProviderTableMeta.FILE_CREATION, file.getCreationTimestamp());
 290             cv.put(ProviderTableMeta.FILE_CONTENT_LENGTH, file.getFileLength());
 291             cv.put(ProviderTableMeta.FILE_CONTENT_TYPE, file.getMimetype());
 292             cv.put(ProviderTableMeta.FILE_NAME, file.getFileName());
 293             //cv.put(ProviderTableMeta.FILE_PARENT, file.getParentId());
 294             cv.put(ProviderTableMeta.FILE_PARENT, folder.getFileId());
 295             cv.put(ProviderTableMeta.FILE_PATH, file.getRemotePath());
 296             if (!file.isFolder()) {
 297                 cv.put(ProviderTableMeta.FILE_STORAGE_PATH, file.getStoragePath());
 298             }
 299             cv.put(ProviderTableMeta.FILE_ACCOUNT_OWNER, mAccount.name);
 300             cv.put(ProviderTableMeta.FILE_LAST_SYNC_DATE, file.getLastSyncDateForProperties());
 301             cv.put(ProviderTableMeta.FILE_LAST_SYNC_DATE_FOR_DATA, file.getLastSyncDateForData());
 302             cv.put(ProviderTableMeta.FILE_KEEP_IN_SYNC, file.keepInSync() ? 1 : 0);
 303             cv.put(ProviderTableMeta.FILE_ETAG, file.getEtag());
 304             cv.put(ProviderTableMeta.FILE_SHARE_BY_LINK, file.isShareByLink() ? 1 : 0);
 305             cv.put(ProviderTableMeta.FILE_PUBLIC_LINK, file.getPublicLink());
 306             cv.put(ProviderTableMeta.FILE_PERMISSIONS, file.getPermissions());
 307             cv.put(ProviderTableMeta.FILE_REMOTE_ID, file.getRemoteId());
 308             cv.put(ProviderTableMeta.FILE_UPDATE_THUMBNAIL, file.needsUpdateThumbnail());
 309             cv.put(ProviderTableMeta.FILE_IS_DOWNLOADING, file.isDownloading());
 310
 311             boolean existsByPath = fileExists(file.getRemotePath());
 312             if (existsByPath || fileExists(file.getFileId())) {
 313                 // updating an existing file
 314                 operations.add(ContentProviderOperation.newUpdate(ProviderTableMeta.CONTENT_URI).
 315                         withValues(cv).
 316                         withSelection(  ProviderTableMeta._ID + "=?",
 317                                 new String[] { String.valueOf(file.getFileId()) })
 318                                 .build());
 319
 320             } else {
 321                 // adding a new file
 322                 operations.add(ContentProviderOperation.newInsert(ProviderTableMeta.CONTENT_URI).
 323                         withValues(cv).build());
 324             }
 325         }
 326
 327         // prepare operations to remove files in the given folder
 328         String where = ProviderTableMeta.FILE_ACCOUNT_OWNER + "=?" + " AND " +
 329                 ProviderTableMeta.FILE_PATH + "=?";
 330         String [] whereArgs = null;
 331         for (OCFile file : filesToRemove) {
 332             if (file.getParentId() == folder.getFileId()) {
 333                 whereArgs = new String[]{mAccount.name, file.getRemotePath()};
 334                 //Uri.withAppendedPath(ProviderTableMeta.CONTENT_URI_FILE, "" + file.getFileId());
 335                 if (file.isFolder()) {
 336                     operations.add(ContentProviderOperation.newDelete(
 337                             ContentUris.withAppendedId(
 338                                     ProviderTableMeta.CONTENT_URI_DIR, file.getFileId()
 339                             )
 340                     ).withSelection(where, whereArgs).build());
 341
 342                     File localFolder =
 343                             new File(FileStorageUtils.getDefaultSavePathFor(mAccount.name, file));
 344                     if (localFolder.exists()) {
 345                         removeLocalFolder(localFolder);
 346                     }
 347                 } else {
 348                     operations.add(ContentProviderOperation.newDelete(
 349                             ContentUris.withAppendedId(
 350                                     ProviderTableMeta.CONTENT_URI_FILE, file.getFileId()
 351                             )
 352                     ).withSelection(where, whereArgs).build());
 353
 354                     if (file.isDown()) {
 355                         String path = file.getStoragePath();
 356                         new File(path).delete();
 357                         triggerMediaScan(path); // notify MediaScanner about removed file
 358                     }
 359                 }
 360             }
 361         }
 362
 363         // update metadata of folder
 364         ContentValues cv = new ContentValues();
 365         cv.put(ProviderTableMeta.FILE_MODIFIED, folder.getModificationTimestamp());
 366         cv.put(
 367             ProviderTableMeta.FILE_MODIFIED_AT_LAST_SYNC_FOR_DATA,
 368             folder.getModificationTimestampAtLastSyncForData()
 369         );
 370         cv.put(ProviderTableMeta.FILE_CREATION, folder.getCreationTimestamp());
 371         cv.put(ProviderTableMeta.FILE_CONTENT_LENGTH, 0);
 372         cv.put(ProviderTableMeta.FILE_CONTENT_TYPE, folder.getMimetype());
 373         cv.put(ProviderTableMeta.FILE_NAME, folder.getFileName());
 374         cv.put(ProviderTableMeta.FILE_PARENT, folder.getParentId());
 375         cv.put(ProviderTableMeta.FILE_PATH, folder.getRemotePath());
 376         cv.put(ProviderTableMeta.FILE_ACCOUNT_OWNER, mAccount.name);
 377         cv.put(ProviderTableMeta.FILE_LAST_SYNC_DATE, folder.getLastSyncDateForProperties());
 378         cv.put(ProviderTableMeta.FILE_LAST_SYNC_DATE_FOR_DATA, folder.getLastSyncDateForData());
 379         cv.put(ProviderTableMeta.FILE_KEEP_IN_SYNC, folder.keepInSync() ? 1 : 0);
 380         cv.put(ProviderTableMeta.FILE_ETAG, folder.getEtag());
 381         cv.put(ProviderTableMeta.FILE_SHARE_BY_LINK, folder.isShareByLink() ? 1 : 0);
 382         cv.put(ProviderTableMeta.FILE_PUBLIC_LINK, folder.getPublicLink());
 383         cv.put(ProviderTableMeta.FILE_PERMISSIONS, folder.getPermissions());
 384         cv.put(ProviderTableMeta.FILE_REMOTE_ID, folder.getRemoteId());
 385
 386         operations.add(ContentProviderOperation.newUpdate(ProviderTableMeta.CONTENT_URI).
 387                 withValues(cv).
 388                 withSelection(  ProviderTableMeta._ID + "=?",
 389                         new String[] { String.valueOf(folder.getFileId()) })
 390                         .build());
 391
 392         // apply operations in batch
 393         ContentProviderResult[] results = null;
 394         Log_OC.d(TAG, "Sending " + operations.size() + " operations to FileContentProvider");
 395         try {
 396             if (getContentResolver() != null) {
 397                 results = getContentResolver().applyBatch(MainApp.getAuthority(), operations);
 398
 399             } else {
 400                 results = getContentProviderClient().applyBatch(operations);
 401             }
 402
 403         } catch (OperationApplicationException e) {
 404             Log_OC.e(TAG, "Exception in batch of operations " + e.getMessage());
 405
 406         } catch (RemoteException e) {
 407             Log_OC.e(TAG, "Exception in batch of operations  " + e.getMessage());
 408         }
 409
 410         // update new id in file objects for insertions
 411         if (results != null) {
 412             long newId;
 413             Iterator<OCFile> filesIt = updatedFiles.iterator();
 414             OCFile file = null;
 415             for (int i=0; i<results.length; i++) {
 416                 if (filesIt.hasNext()) {
 417                     file = filesIt.next();
 418                 } else {
 419                     file = null;
 420                 }
 421                 if (results[i].uri != null) {
 422                     newId = Long.parseLong(results[i].uri.getPathSegments().get(1));
 423                     //updatedFiles.get(i).setFileId(newId);
 424                     if (file != null) {
 425                         file.setFileId(newId);
 426                     }
 427                 }
 428             }
 429         }
 430
 431         //updateFolderSize(folder.getFileId());
 432
 433     }
 434
 435
 436 //    /**
 437 //     *
 438 //     * @param id
 439 //     */
 440 //    private void updateFolderSize(long id) {
 441 //        if (id > FileDataStorageManager.ROOT_PARENT_ID) {
 442 //            Log_OC.d(TAG, "Updating size of " + id);
 443 //            if (getContentResolver() != null) {
 444 //                getContentResolver().update(ProviderTableMeta.CONTENT_URI_DIR,
 445 //                        new ContentValues(),
 446                             // won't be used, but cannot be null; crashes in KLP
 447 //                        ProviderTableMeta._ID + "=?",
 448 //                        new String[] { String.valueOf(id) });
 449 //            } else {
 450 //                try {
 451 //                    getContentProviderClient().update(ProviderTableMeta.CONTENT_URI_DIR,
 452 //                            new ContentValues(),
 453                                 // won't be used, but cannot be null; crashes in KLP
 454 //                            ProviderTableMeta._ID + "=?",
 455 //                            new String[] { String.valueOf(id) });
 456 //
 457 //                } catch (RemoteException e) {
 458 //                    Log_OC.e(
 459 //    TAG, "Exception in update of folder size through compatibility patch " + e.getMessage());
 460 //                }
 461 //            }
 462 //        } else {
 463 //            Log_OC.e(TAG,  "not updating size for folder " + id);
 464 //        }
 465 //    }
 466
 467
 468     public boolean removeFile(OCFile file, boolean removeDBData, boolean removeLocalCopy) {
 469         boolean success = true;
 470         if (file != null) {
 471             if (file.isFolder()) {
 472                 success = removeFolder(file, removeDBData, removeLocalCopy);
 473
 474             } else {
 475                 if (removeDBData) {
 476                     Uri file_uri = ContentUris.withAppendedId(
 477                         ProviderTableMeta.CONTENT_URI_FILE,
 478                         file.getFileId()
 479                     );
 480                     String where = ProviderTableMeta.FILE_ACCOUNT_OWNER + "=?" + " AND " +
 481                             ProviderTableMeta.FILE_PATH + "=?";
 482                     String [] whereArgs = new String[]{mAccount.name, file.getRemotePath()};
 483                     int deleted = 0;
 484                     if (getContentProviderClient() != null) {
 485                         try {
 486                             deleted = getContentProviderClient().delete(file_uri, where, whereArgs);
 487                         } catch (RemoteException e) {
 488                             e.printStackTrace();
 489                         }
 490                     } else {
 491                         deleted = getContentResolver().delete(file_uri, where, whereArgs);
 492                     }
 493                     success &= (deleted > 0);
 494                 }
 495                 String localPath = file.getStoragePath();
 496                 if (removeLocalCopy && file.isDown() && localPath != null && success) {
 497                     success = new File(localPath).delete();
 498                     if (success) {
 499                         deleteFileInMediaScan(localPath);
 500                     }
 501                     if (!removeDBData && success) {
 502                         // maybe unnecessary, but should be checked TODO remove if unnecessary
 503                         file.setStoragePath(null);
 504                         saveFile(file);
 505                     }
 506                 }
 507             }
 508         }
 509         return success;
 510     }
 511
 512
 513     public boolean removeFolder(OCFile folder, boolean removeDBData, boolean removeLocalContent) {
 514         boolean success = true;
 515         if (folder != null && folder.isFolder()) {
 516             if (removeDBData &&  folder.getFileId() != -1) {
 517                 success = removeFolderInDb(folder);
 518             }
 519             if (removeLocalContent && success) {
 520                 success = removeLocalFolder(folder);
 521             }
 522         }
 523         return success;
 524     }
 525
 526     private boolean removeFolderInDb(OCFile folder) {
 527         Uri folder_uri = Uri.withAppendedPath(ProviderTableMeta.CONTENT_URI_DIR, "" +
 528                 folder.getFileId());   // URI for recursive deletion
 529         String where = ProviderTableMeta.FILE_ACCOUNT_OWNER + "=?" + " AND " +
 530                 ProviderTableMeta.FILE_PATH + "=?";
 531         String [] whereArgs = new String[]{mAccount.name, folder.getRemotePath()};
 532         int deleted = 0;
 533         if (getContentProviderClient() != null) {
 534             try {
 535                 deleted = getContentProviderClient().delete(folder_uri, where, whereArgs);
 536             } catch (RemoteException e) {
 537                 e.printStackTrace();
 538             }
 539         } else {
 540             deleted = getContentResolver().delete(folder_uri, where, whereArgs);
 541         }
 542         return deleted > 0;
 543     }
 544
 545     private boolean removeLocalFolder(OCFile folder) {
 546         boolean success = true;
 547         String localFolderPath = FileStorageUtils.getDefaultSavePathFor(mAccount.name, folder);
 548         File localFolder = new File(localFolderPath);
 549         if (localFolder.exists()) {
 550             // stage 1: remove the local files already registered in the files database
 551             Vector<OCFile> files = getFolderContent(folder.getFileId());
 552             if (files != null) {
 553                 for (OCFile file : files) {
 554                     if (file.isFolder()) {
 555                         success &= removeLocalFolder(file);
 556                     } else {
 557                         if (file.isDown()) {
 558                             File localFile = new File(file.getStoragePath());
 559                             success &= localFile.delete();
 560                             if (success) {
 561                                 // notify MediaScanner about removed file
 562                                 deleteFileInMediaScan(file.getStoragePath());
 563                                 file.setStoragePath(null);
 564                                 saveFile(file);
 565                             }
 566                         }
 567                     }
 568                 }
 569             }
 570
 571             // stage 2: remove the folder itself and any local file inside out of sync;
 572             //          for instance, after clearing the app cache or reinstalling
 573             success &= removeLocalFolder(localFolder);
 574         }
 575         return success;
 576     }
 577
 578     private boolean removeLocalFolder(File localFolder) {
 579         boolean success = true;
 580         File[] localFiles = localFolder.listFiles();
 581         if (localFiles != null) {
 582             for (File localFile : localFiles) {
 583                 if (localFile.isDirectory()) {
 584                     success &= removeLocalFolder(localFile);
 585                 } else {
 586                     String path = localFile.getAbsolutePath();
 587                     success &= localFile.delete();
 588                 }
 589             }
 590         }
 591         success &= localFolder.delete();
 592         return success;
 593     }
 594
 595
 596     /**
 597      * Updates database and file system for a file or folder that was moved to a different location.
 598      *
 599      * TODO explore better (faster) implementations
 600      * TODO throw exceptions up !
 601      */
 602     public void moveLocalFile(OCFile file, String targetPath, String targetParentPath) {
 603
 604         if (file != null && file.fileExists() && !OCFile.ROOT_PATH.equals(file.getFileName())) {
 605
 606             OCFile targetParent = getFileByPath(targetParentPath);
 607             if (targetParent == null) {
 608                 throw new IllegalStateException("Parent folder of the target path does not exist!!");
 609             }
 610
 611             /// 1. get all the descendants of the moved element in a single QUERY
 612             Cursor c = null;
 613             if (getContentProviderClient() != null) {
 614                 try {
 615                     c = getContentProviderClient().query(
 616                         ProviderTableMeta.CONTENT_URI,
 617                         null,
 618                         ProviderTableMeta.FILE_ACCOUNT_OWNER + "=? AND " +
 619                                 ProviderTableMeta.FILE_PATH + " LIKE ? ",
 620                         new String[] {
 621                                 mAccount.name,
 622                                 file.getRemotePath() + "%"
 623                         },
 624                         ProviderTableMeta.FILE_PATH + " ASC "
 625                     );
 626                 } catch (RemoteException e) {
 627                     Log_OC.e(TAG, e.getMessage());
 628                 }
 629
 630             } else {
 631                 c = getContentResolver().query(
 632                     ProviderTableMeta.CONTENT_URI,
 633                     null,
 634                     ProviderTableMeta.FILE_ACCOUNT_OWNER + "=? AND " +
 635                             ProviderTableMeta.FILE_PATH + " LIKE ? ",
 636                     new String[] {
 637                             mAccount.name,
 638                             file.getRemotePath() + "%"
 639                     },
 640                     ProviderTableMeta.FILE_PATH + " ASC "
 641                 );
 642             }
 643
 644             /// 2. prepare a batch of update operations to change all the descendants
 645             ArrayList<ContentProviderOperation> operations =
 646                     new ArrayList<ContentProviderOperation>(c.getCount());
 647             String defaultSavePath = FileStorageUtils.getSavePath(mAccount.name);
 648             List<String> originalPathsToTriggerMediaScan = new ArrayList<String>();
 649             List<String> newPathsToTriggerMediaScan = new ArrayList<String>();
 650             if (c.moveToFirst()) {
 651                 int lengthOfOldPath = file.getRemotePath().length();
 652                 int lengthOfOldStoragePath = defaultSavePath.length() + lengthOfOldPath;
 653                 do {
 654                     ContentValues cv = new ContentValues(); // keep construction in the loop
 655                     OCFile child = createFileInstance(c);
 656                     cv.put(
 657                         ProviderTableMeta.FILE_PATH,
 658                         targetPath + child.getRemotePath().substring(lengthOfOldPath)
 659                     );
 660                     if (child.getStoragePath() != null &&
 661                             child.getStoragePath().startsWith(defaultSavePath)) {
 662                         // update link to downloaded content - but local move is not done here!
 663                         String targetLocalPath = defaultSavePath + targetPath +
 664                                 child.getStoragePath().substring(lengthOfOldStoragePath);
 665
 666                         cv.put(ProviderTableMeta.FILE_STORAGE_PATH, targetLocalPath);
 667
 668                         originalPathsToTriggerMediaScan.add(child.getStoragePath());
 669                         newPathsToTriggerMediaScan.add(targetLocalPath);
 670
 671                     }
 672                     if (child.getRemotePath().equals(file.getRemotePath())) {
 673                         cv.put(
 674                                 ProviderTableMeta.FILE_PARENT,
 675                                 targetParent.getFileId()
 676                             );
 677                     }
 678                     operations.add(
 679                         ContentProviderOperation.newUpdate(ProviderTableMeta.CONTENT_URI).
 680                             withValues(cv).
 681                             withSelection(
 682                                     ProviderTableMeta._ID + "=?",
 683                                     new String[] { String.valueOf(child.getFileId()) }
 684                                     )
 685                             .build());
 686
 687                 } while (c.moveToNext());
 688             }
 689             c.close();
 690
 691             /// 3. apply updates in batch
 692             try {
 693                 if (getContentResolver() != null) {
 694                     getContentResolver().applyBatch(MainApp.getAuthority(), operations);
 695
 696                 } else {
 697                     getContentProviderClient().applyBatch(operations);
 698                 }
 699
 700             } catch (Exception e) {
 701                 Log_OC.e(TAG, "Fail to update " + file.getFileId() + " and descendants in database", e);
 702             }
 703
 704             /// 4. move in local file system
 705             String originalLocalPath = FileStorageUtils.getDefaultSavePathFor(mAccount.name, file);
 706             String targetLocalPath = defaultSavePath + targetPath;
 707             File localFile = new File(originalLocalPath);
 708             boolean renamed = false;
 709             if (localFile.exists()) {
 710                 File targetFile = new File(targetLocalPath);
 711                 File targetFolder = targetFile.getParentFile();
 712                 if (!targetFolder.exists()) {
 713                     targetFolder.mkdirs();
 714                 }
 715                 renamed = localFile.renameTo(targetFile);
 716             }
 717
 718             if (renamed) {
 719                 Iterator<String> it = originalPathsToTriggerMediaScan.iterator();
 720                 while (it.hasNext()) {
 721                     // Notify MediaScanner about removed file
 722                     deleteFileInMediaScan(it.next());
 723                 }
 724                 it = newPathsToTriggerMediaScan.iterator();
 725                 while (it.hasNext()) {
 726                     // Notify MediaScanner about new file/folder
 727                     triggerMediaScan(it.next());
 728                 }
 729             }
 730         }
 731
 732     }
 733
 734
 735     private Vector<OCFile> getFolderContent(long parentId) {
 736
 737         Vector<OCFile> ret = new Vector<OCFile>();
 738
 739         Uri req_uri = Uri.withAppendedPath(
 740                 ProviderTableMeta.CONTENT_URI_DIR,
 741                 String.valueOf(parentId));
 742         Cursor c = null;
 743
 744         if (getContentProviderClient() != null) {
 745             try {
 746                 c = getContentProviderClient().query(req_uri, null,
 747                         ProviderTableMeta.FILE_PARENT + "=?" ,
 748                         new String[] { String.valueOf(parentId)}, null);
 749             } catch (RemoteException e) {
 750                 Log_OC.e(TAG, e.getMessage());
 751                 return ret;
 752             }
 753         } else {
 754             c = getContentResolver().query(req_uri, null,
 755                     ProviderTableMeta.FILE_PARENT + "=?" ,
 756                     new String[] { String.valueOf(parentId)}, null);
 757         }
 758
 759         if (c.moveToFirst()) {
 760             do {
 761                 OCFile child = createFileInstance(c);
 762                 ret.add(child);
 763             } while (c.moveToNext());
 764         }
 765
 766         c.close();
 767
 768         Collections.sort(ret);
 769
 770         return ret;
 771     }
 772
 773
 774     private OCFile createRootDir() {
 775         OCFile file = new OCFile(OCFile.ROOT_PATH);
 776         file.setMimetype("DIR");
 777         file.setParentId(FileDataStorageManager.ROOT_PARENT_ID);
 778         saveFile(file);
 779         return file;
 780     }
 781
 782     private boolean fileExists(String cmp_key, String value) {
 783         Cursor c;
 784         if (getContentResolver() != null) {
 785             c = getContentResolver()
 786                     .query(ProviderTableMeta.CONTENT_URI,
 787                             null,
 788                             cmp_key + "=? AND "
 789                                     + ProviderTableMeta.FILE_ACCOUNT_OWNER
 790                                     + "=?",
 791                                     new String[] { value, mAccount.name }, null);
 792         } else {
 793             try {
 794                 c = getContentProviderClient().query(
 795                         ProviderTableMeta.CONTENT_URI,
 796                         null,
 797                         cmp_key + "=? AND "
 798                                 + ProviderTableMeta.FILE_ACCOUNT_OWNER + "=?",
 799                                 new String[] { value, mAccount.name }, null);
 800             } catch (RemoteException e) {
 801                 Log_OC.e(TAG,
 802                         "Couldn't determine file existance, assuming non existance: "
 803                                 + e.getMessage());
 804                 return false;
 805             }
 806         }
 807         boolean retval = c.moveToFirst();
 808         c.close();
 809         return retval;
 810     }
 811
 812     private Cursor getCursorForValue(String key, String value) {
 813         Cursor c = null;
 814         if (getContentResolver() != null) {
 815             c = getContentResolver()
 816                     .query(ProviderTableMeta.CONTENT_URI,
 817                             null,
 818                             key + "=? AND "
 819                                     + ProviderTableMeta.FILE_ACCOUNT_OWNER
 820                                     + "=?",
 821                                     new String[] { value, mAccount.name }, null);
 822         } else {
 823             try {
 824                 c = getContentProviderClient().query(
 825                         ProviderTableMeta.CONTENT_URI,
 826                         null,
 827                         key + "=? AND " + ProviderTableMeta.FILE_ACCOUNT_OWNER
 828                         + "=?", new String[] { value, mAccount.name },
 829                         null);
 830             } catch (RemoteException e) {
 831                 Log_OC.e(TAG, "Could not get file details: " + e.getMessage());
 832                 c = null;
 833             }
 834         }
 835         return c;
 836     }
 837
 838
 839     private OCFile createFileInstance(Cursor c) {
 840         OCFile file = null;
 841         if (c != null) {
 842             file = new OCFile(c.getString(c
 843                     .getColumnIndex(ProviderTableMeta.FILE_PATH)));
 844             file.setFileId(c.getLong(c.getColumnIndex(ProviderTableMeta._ID)));
 845             file.setParentId(c.getLong(c
 846                     .getColumnIndex(ProviderTableMeta.FILE_PARENT)));
 847             file.setMimetype(c.getString(c
 848                     .getColumnIndex(ProviderTableMeta.FILE_CONTENT_TYPE)));
 849             if (!file.isFolder()) {
 850                 file.setStoragePath(c.getString(c
 851                         .getColumnIndex(ProviderTableMeta.FILE_STORAGE_PATH)));
 852                 if (file.getStoragePath() == null) {
 853                     // try to find existing file and bind it with current account;
 854                     // with the current update of SynchronizeFolderOperation, this won't be
 855                     // necessary anymore after a full synchronization of the account
 856                     File f = new File(FileStorageUtils.getDefaultSavePathFor(mAccount.name, file));
 857                     if (f.exists()) {
 858                         file.setStoragePath(f.getAbsolutePath());
 859                         file.setLastSyncDateForData(f.lastModified());
 860                     }
 861                 }
 862             }
 863             file.setFileLength(c.getLong(c
 864                     .getColumnIndex(ProviderTableMeta.FILE_CONTENT_LENGTH)));
 865             file.setCreationTimestamp(c.getLong(c
 866                     .getColumnIndex(ProviderTableMeta.FILE_CREATION)));
 867             file.setModificationTimestamp(c.getLong(c
 868                     .getColumnIndex(ProviderTableMeta.FILE_MODIFIED)));
 869             file.setModificationTimestampAtLastSyncForData(c.getLong(c
 870                     .getColumnIndex(ProviderTableMeta.FILE_MODIFIED_AT_LAST_SYNC_FOR_DATA)));
 871             file.setLastSyncDateForProperties(c.getLong(c
 872                     .getColumnIndex(ProviderTableMeta.FILE_LAST_SYNC_DATE)));
 873             file.setLastSyncDateForData(c.getLong(c.
 874                     getColumnIndex(ProviderTableMeta.FILE_LAST_SYNC_DATE_FOR_DATA)));
 875             file.setKeepInSync(c.getInt(
 876                     c.getColumnIndex(ProviderTableMeta.FILE_KEEP_IN_SYNC)) == 1 ? true : false);
 877             file.setEtag(c.getString(c.getColumnIndex(ProviderTableMeta.FILE_ETAG)));
 878             file.setShareByLink(c.getInt(
 879                     c.getColumnIndex(ProviderTableMeta.FILE_SHARE_BY_LINK)) == 1 ? true : false);
 880             file.setPublicLink(c.getString(c.getColumnIndex(ProviderTableMeta.FILE_PUBLIC_LINK)));
 881             file.setPermissions(c.getString(c.getColumnIndex(ProviderTableMeta.FILE_PERMISSIONS)));
 882             file.setRemoteId(c.getString(c.getColumnIndex(ProviderTableMeta.FILE_REMOTE_ID)));
 883             file.setNeedsUpdateThumbnail(c.getInt(
 884                     c.getColumnIndex(ProviderTableMeta.FILE_UPDATE_THUMBNAIL)) == 1 ? true : false);
 885             file.setDownloading(c.getInt(
 886                     c.getColumnIndex(ProviderTableMeta.FILE_IS_DOWNLOADING)) == 1 ? true : false);
 887
 888         }
 889         return file;
 890     }
 891
 892     /**
 893      * Returns if the file/folder is shared by link or not
 894      * @param path  Path of the file/folder
 895      * @return
 896      */
 897     public boolean isShareByLink(String path) {
 898         Cursor c = getCursorForValue(ProviderTableMeta.FILE_STORAGE_PATH, path);
 899         OCFile file = null;
 900         if (c.moveToFirst()) {
 901             file = createFileInstance(c);
 902         }
 903         c.close();
 904         return file.isShareByLink();
 905     }
 906
 907     /**
 908      * Returns the public link of the file/folder
 909      * @param path  Path of the file/folder
 910      * @return
 911      */
 912     public String getPublicLink(String path) {
 913         Cursor c = getCursorForValue(ProviderTableMeta.FILE_STORAGE_PATH, path);
 914         OCFile file = null;
 915         if (c.moveToFirst()) {
 916             file = createFileInstance(c);
 917         }
 918         c.close();
 919         return file.getPublicLink();
 920     }
 921
 922
 923     // Methods for Shares
 924     public boolean saveShare(OCShare share) {
 925         boolean overriden = false;
 926         ContentValues cv = new ContentValues();
 927         cv.put(ProviderTableMeta.OCSHARES_FILE_SOURCE, share.getFileSource());
 928         cv.put(ProviderTableMeta.OCSHARES_ITEM_SOURCE, share.getItemSource());
 929         cv.put(ProviderTableMeta.OCSHARES_SHARE_TYPE, share.getShareType().getValue());
 930         cv.put(ProviderTableMeta.OCSHARES_SHARE_WITH, share.getShareWith());
 931         cv.put(ProviderTableMeta.OCSHARES_PATH, share.getPath());
 932         cv.put(ProviderTableMeta.OCSHARES_PERMISSIONS, share.getPermissions());
 933         cv.put(ProviderTableMeta.OCSHARES_SHARED_DATE, share.getSharedDate());
 934         cv.put(ProviderTableMeta.OCSHARES_EXPIRATION_DATE, share.getExpirationDate());
 935         cv.put(ProviderTableMeta.OCSHARES_TOKEN, share.getToken());
 936         cv.put(
 937             ProviderTableMeta.OCSHARES_SHARE_WITH_DISPLAY_NAME,
 938             share.getSharedWithDisplayName()
 939         );
 940         cv.put(ProviderTableMeta.OCSHARES_IS_DIRECTORY, share.isFolder() ? 1 : 0);
 941         cv.put(ProviderTableMeta.OCSHARES_USER_ID, share.getUserId());
 942         cv.put(ProviderTableMeta.OCSHARES_ID_REMOTE_SHARED, share.getIdRemoteShared());
 943         cv.put(ProviderTableMeta.OCSHARES_ACCOUNT_OWNER, mAccount.name);
 944
 945         if (shareExists(share.getIdRemoteShared())) {   // for renamed files
 946
 947             overriden = true;
 948             if (getContentResolver() != null) {
 949                 getContentResolver().update(ProviderTableMeta.CONTENT_URI_SHARE, cv,
 950                         ProviderTableMeta.OCSHARES_ID_REMOTE_SHARED + "=?",
 951                         new String[] { String.valueOf(share.getIdRemoteShared()) });
 952             } else {
 953                 try {
 954                     getContentProviderClient().update(ProviderTableMeta.CONTENT_URI_SHARE,
 955                             cv, ProviderTableMeta.OCSHARES_ID_REMOTE_SHARED + "=?",
 956                             new String[] { String.valueOf(share.getIdRemoteShared()) });
 957                 } catch (RemoteException e) {
 958                     Log_OC.e(TAG,
 959                             "Fail to insert insert file to database "
 960                                     + e.getMessage());
 961                 }
 962             }
 963         } else {
 964             Uri result_uri = null;
 965             if (getContentResolver() != null) {
 966                 result_uri = getContentResolver().insert(
 967                         ProviderTableMeta.CONTENT_URI_SHARE, cv);
 968             } else {
 969                 try {
 970                     result_uri = getContentProviderClient().insert(
 971                             ProviderTableMeta.CONTENT_URI_SHARE, cv);
 972                 } catch (RemoteException e) {
 973                     Log_OC.e(TAG,
 974                             "Fail to insert insert file to database "
 975                                     + e.getMessage());
 976                 }
 977             }
 978             if (result_uri != null) {
 979                 long new_id = Long.parseLong(result_uri.getPathSegments()
 980                         .get(1));
 981                 share.setId(new_id);
 982             }
 983         }
 984
 985         return overriden;
 986     }
 987
 988
 989     public OCShare getFirstShareByPathAndType(String path, ShareType type) {
 990         Cursor c = null;
 991         if (getContentResolver() != null) {
 992             c = getContentResolver().query(
 993                     ProviderTableMeta.CONTENT_URI_SHARE,
 994                     null,
 995                     ProviderTableMeta.OCSHARES_PATH + "=? AND "
 996                             + ProviderTableMeta.OCSHARES_SHARE_TYPE + "=? AND "
 997                             + ProviderTableMeta.OCSHARES_ACCOUNT_OWNER + "=?",
 998                     new String[] { path, Integer.toString(type.getValue()), mAccount.name },
 999                     null);
1000         } else {
1001             try {
1002                 c = getContentProviderClient().query(
1003                         ProviderTableMeta.CONTENT_URI_SHARE,
1004                         null,
1005                         ProviderTableMeta.OCSHARES_PATH + "=? AND "
1006                                 + ProviderTableMeta.OCSHARES_SHARE_TYPE + "=? AND "
1007                                 + ProviderTableMeta.OCSHARES_ACCOUNT_OWNER + "=?",
1008                         new String[] { path, Integer.toString(type.getValue()), mAccount.name },
1009                         null);
1010
1011             } catch (RemoteException e) {
1012                 Log_OC.e(TAG, "Could not get file details: " + e.getMessage());
1013                 c = null;
1014             }
1015         }
1016         OCShare share = null;
1017         if (c.moveToFirst()) {
1018             share = createShareInstance(c);
1019         }
1020         c.close();
1021         return share;
1022     }
1023
1024     private OCShare createShareInstance(Cursor c) {
1025         OCShare share = null;
1026         if (c != null) {
1027             share = new OCShare(c.getString(c
1028                     .getColumnIndex(ProviderTableMeta.OCSHARES_PATH)));
1029             share.setId(c.getLong(c.getColumnIndex(ProviderTableMeta._ID)));
1030             share.setFileSource(c.getLong(c
1031                     .getColumnIndex(ProviderTableMeta.OCSHARES_ITEM_SOURCE)));
1032             share.setShareType(ShareType.fromValue(c.getInt(c
1033                     .getColumnIndex(ProviderTableMeta.OCSHARES_SHARE_TYPE))));
1034             share.setPermissions(c.getInt(c
1035                     .getColumnIndex(ProviderTableMeta.OCSHARES_PERMISSIONS)));
1036             share.setSharedDate(c.getLong(c
1037                     .getColumnIndex(ProviderTableMeta.OCSHARES_SHARED_DATE)));
1038             share.setExpirationDate(c.getLong(c
1039                     .getColumnIndex(ProviderTableMeta.OCSHARES_EXPIRATION_DATE)));
1040             share.setToken(c.getString(c
1041                     .getColumnIndex(ProviderTableMeta.OCSHARES_TOKEN)));
1042             share.setSharedWithDisplayName(c.getString(c
1043                     .getColumnIndex(ProviderTableMeta.OCSHARES_SHARE_WITH_DISPLAY_NAME)));
1044             share.setIsFolder(c.getInt(
1045                     c.getColumnIndex(ProviderTableMeta.OCSHARES_IS_DIRECTORY)) == 1 ? true : false);
1046             share.setUserId(c.getLong(c.getColumnIndex(ProviderTableMeta.OCSHARES_USER_ID)));
1047             share.setIdRemoteShared(
1048                 c.getLong(c.getColumnIndex(ProviderTableMeta.OCSHARES_ID_REMOTE_SHARED))
1049             );
1050
1051         }
1052         return share;
1053     }
1054
1055     private boolean shareExists(String cmp_key, String value) {
1056         Cursor c;
1057         if (getContentResolver() != null) {
1058             c = getContentResolver()
1059                     .query(ProviderTableMeta.CONTENT_URI_SHARE,
1060                             null,
1061                             cmp_key + "=? AND "
1062                                     + ProviderTableMeta.OCSHARES_ACCOUNT_OWNER
1063                                     + "=?",
1064                                     new String[] { value, mAccount.name }, null);
1065         } else {
1066             try {
1067                 c = getContentProviderClient().query(
1068                         ProviderTableMeta.CONTENT_URI_SHARE,
1069                         null,
1070                         cmp_key + "=? AND "
1071                                 + ProviderTableMeta.OCSHARES_ACCOUNT_OWNER + "=?",
1072                                 new String[] { value, mAccount.name }, null);
1073             } catch (RemoteException e) {
1074                 Log_OC.e(TAG,
1075                         "Couldn't determine file existance, assuming non existance: "
1076                                 + e.getMessage());
1077                 return false;
1078             }
1079         }
1080         boolean retval = c.moveToFirst();
1081         c.close();
1082         return retval;
1083     }
1084
1085     private boolean shareExists(long remoteId) {
1086         return shareExists(ProviderTableMeta.OCSHARES_ID_REMOTE_SHARED, String.valueOf(remoteId));
1087     }
1088
1089     private void cleanSharedFiles() {
1090         ContentValues cv = new ContentValues();
1091         cv.put(ProviderTableMeta.FILE_SHARE_BY_LINK, false);
1092         cv.put(ProviderTableMeta.FILE_PUBLIC_LINK, "");
1093         String where = ProviderTableMeta.FILE_ACCOUNT_OWNER + "=?";
1094         String [] whereArgs = new String[]{mAccount.name};
1095
1096         if (getContentResolver() != null) {
1097             getContentResolver().update(ProviderTableMeta.CONTENT_URI, cv, where, whereArgs);
1098
1099         } else {
1100             try {
1101                 getContentProviderClient().update(
1102                         ProviderTableMeta.CONTENT_URI, cv, where, whereArgs
1103                 );
1104
1105             } catch (RemoteException e) {
1106                 Log_OC.e(TAG, "Exception in cleanSharedFiles" + e.getMessage());
1107             }
1108         }
1109     }
1110
1111     private void cleanSharedFilesInFolder(OCFile folder) {
1112         ContentValues cv = new ContentValues();
1113         cv.put(ProviderTableMeta.FILE_SHARE_BY_LINK, false);
1114         cv.put(ProviderTableMeta.FILE_PUBLIC_LINK, "");
1115         String where = ProviderTableMeta.FILE_ACCOUNT_OWNER + "=? AND " +
1116                 ProviderTableMeta.FILE_PARENT + "=?";
1117         String [] whereArgs = new String[] { mAccount.name , String.valueOf(folder.getFileId()) };
1118
1119         if (getContentResolver() != null) {
1120             getContentResolver().update(ProviderTableMeta.CONTENT_URI, cv, where, whereArgs);
1121
1122         } else {
1123             try {
1124                 getContentProviderClient().update(
1125                         ProviderTableMeta.CONTENT_URI, cv, where, whereArgs
1126                 );
1127
1128             } catch (RemoteException e) {
1129                 Log_OC.e(TAG, "Exception in cleanSharedFilesInFolder " + e.getMessage());
1130             }
1131         }
1132     }
1133
1134     private void cleanShares() {
1135         String where = ProviderTableMeta.OCSHARES_ACCOUNT_OWNER + "=?";
1136         String [] whereArgs = new String[]{mAccount.name};
1137
1138         if (getContentResolver() != null) {
1139             getContentResolver().delete(ProviderTableMeta.CONTENT_URI_SHARE, where, whereArgs);
1140
1141         } else {
1142             try {
1143                 getContentProviderClient().delete(
1144                         ProviderTableMeta.CONTENT_URI_SHARE, where, whereArgs
1145                 );
1146
1147             } catch (RemoteException e) {
1148                 Log_OC.e(TAG, "Exception in cleanShares" + e.getMessage());
1149             }
1150         }
1151     }
1152
1153     public void saveShares(Collection<OCShare> shares) {
1154         cleanShares();
1155         if (shares != null) {
1156             ArrayList<ContentProviderOperation> operations =
1157                     new ArrayList<ContentProviderOperation>(shares.size());
1158
1159             // prepare operations to insert or update files to save in the given folder
1160             for (OCShare share : shares) {
1161                 ContentValues cv = new ContentValues();
1162                 cv.put(ProviderTableMeta.OCSHARES_FILE_SOURCE, share.getFileSource());
1163                 cv.put(ProviderTableMeta.OCSHARES_ITEM_SOURCE, share.getItemSource());
1164                 cv.put(ProviderTableMeta.OCSHARES_SHARE_TYPE, share.getShareType().getValue());
1165                 cv.put(ProviderTableMeta.OCSHARES_SHARE_WITH, share.getShareWith());
1166                 cv.put(ProviderTableMeta.OCSHARES_PATH, share.getPath());
1167                 cv.put(ProviderTableMeta.OCSHARES_PERMISSIONS, share.getPermissions());
1168                 cv.put(ProviderTableMeta.OCSHARES_SHARED_DATE, share.getSharedDate());
1169                 cv.put(ProviderTableMeta.OCSHARES_EXPIRATION_DATE, share.getExpirationDate());
1170                 cv.put(ProviderTableMeta.OCSHARES_TOKEN, share.getToken());
1171                 cv.put(
1172                     ProviderTableMeta.OCSHARES_SHARE_WITH_DISPLAY_NAME,
1173                     share.getSharedWithDisplayName()
1174                 );
1175                 cv.put(ProviderTableMeta.OCSHARES_IS_DIRECTORY, share.isFolder() ? 1 : 0);
1176                 cv.put(ProviderTableMeta.OCSHARES_USER_ID, share.getUserId());
1177                 cv.put(ProviderTableMeta.OCSHARES_ID_REMOTE_SHARED, share.getIdRemoteShared());
1178                 cv.put(ProviderTableMeta.OCSHARES_ACCOUNT_OWNER, mAccount.name);
1179
1180                 if (shareExists(share.getIdRemoteShared())) {
1181                     // updating an existing file
1182                     operations.add(
1183                             ContentProviderOperation.newUpdate(ProviderTableMeta.CONTENT_URI_SHARE).
1184                             withValues(cv).
1185                             withSelection(
1186                                     ProviderTableMeta.OCSHARES_ID_REMOTE_SHARED + "=?",
1187                                     new String[] { String.valueOf(share.getIdRemoteShared()) }
1188                             ).
1189                             build()
1190                     );
1191
1192                 } else {
1193                     // adding a new file
1194                     operations.add(
1195                             ContentProviderOperation.newInsert(ProviderTableMeta.CONTENT_URI_SHARE).
1196                             withValues(cv).
1197                             build()
1198                     );
1199                 }
1200             }
1201
1202             // apply operations in batch
1203             if (operations.size() > 0) {
1204                 @SuppressWarnings("unused")
1205                 ContentProviderResult[] results = null;
1206                 Log_OC.d(TAG, "Sending " + operations.size() +
1207                         " operations to FileContentProvider");
1208                 try {
1209                     if (getContentResolver() != null) {
1210                         results = getContentResolver().applyBatch(
1211                                 MainApp.getAuthority(), operations
1212                         );
1213
1214                     } else {
1215                         results = getContentProviderClient().applyBatch(operations);
1216                     }
1217
1218                 } catch (OperationApplicationException e) {
1219                     Log_OC.e(TAG, "Exception in batch of operations " + e.getMessage());
1220
1221                 } catch (RemoteException e) {
1222                     Log_OC.e(TAG, "Exception in batch of operations  " + e.getMessage());
1223                 }
1224             }
1225         }
1226
1227     }
1228
1229     public void updateSharedFiles(Collection<OCFile> sharedFiles) {
1230         cleanSharedFiles();
1231
1232         if (sharedFiles != null) {
1233             ArrayList<ContentProviderOperation> operations =
1234                     new ArrayList<ContentProviderOperation>(sharedFiles.size());
1235
1236             // prepare operations to insert or update files to save in the given folder
1237             for (OCFile file : sharedFiles) {
1238                 ContentValues cv = new ContentValues();
1239                 cv.put(ProviderTableMeta.FILE_MODIFIED, file.getModificationTimestamp());
1240                 cv.put(
1241                     ProviderTableMeta.FILE_MODIFIED_AT_LAST_SYNC_FOR_DATA,
1242                     file.getModificationTimestampAtLastSyncForData()
1243                 );
1244                 cv.put(ProviderTableMeta.FILE_CREATION, file.getCreationTimestamp());
1245                 cv.put(ProviderTableMeta.FILE_CONTENT_LENGTH, file.getFileLength());
1246                 cv.put(ProviderTableMeta.FILE_CONTENT_TYPE, file.getMimetype());
1247                 cv.put(ProviderTableMeta.FILE_NAME, file.getFileName());
1248                 cv.put(ProviderTableMeta.FILE_PARENT, file.getParentId());
1249                 cv.put(ProviderTableMeta.FILE_PATH, file.getRemotePath());
1250                 if (!file.isFolder()) {
1251                     cv.put(ProviderTableMeta.FILE_STORAGE_PATH, file.getStoragePath());
1252                 }
1253                 cv.put(ProviderTableMeta.FILE_ACCOUNT_OWNER, mAccount.name);
1254                 cv.put(ProviderTableMeta.FILE_LAST_SYNC_DATE, file.getLastSyncDateForProperties());
1255                 cv.put(
1256                     ProviderTableMeta.FILE_LAST_SYNC_DATE_FOR_DATA,
1257                     file.getLastSyncDateForData()
1258                 );
1259                 cv.put(ProviderTableMeta.FILE_KEEP_IN_SYNC, file.keepInSync() ? 1 : 0);
1260                 cv.put(ProviderTableMeta.FILE_ETAG, file.getEtag());
1261                 cv.put(ProviderTableMeta.FILE_SHARE_BY_LINK, file.isShareByLink() ? 1 : 0);
1262                 cv.put(ProviderTableMeta.FILE_PUBLIC_LINK, file.getPublicLink());
1263                 cv.put(ProviderTableMeta.FILE_PERMISSIONS, file.getPermissions());
1264                 cv.put(ProviderTableMeta.FILE_REMOTE_ID, file.getRemoteId());
1265                 cv.put(
1266                     ProviderTableMeta.FILE_UPDATE_THUMBNAIL,
1267                     file.needsUpdateThumbnail() ? 1 : 0
1268                 );
1269                 cv.put(
1270                         ProviderTableMeta.FILE_IS_DOWNLOADING,
1271                         file.isDownloading() ? 1 : 0
1272                 );
1273
1274                 boolean existsByPath = fileExists(file.getRemotePath());
1275                 if (existsByPath || fileExists(file.getFileId())) {
1276                     // updating an existing file
1277                     operations.add(
1278                             ContentProviderOperation.newUpdate(ProviderTableMeta.CONTENT_URI).
1279                             withValues(cv).
1280                             withSelection(
1281                                     ProviderTableMeta._ID + "=?",
1282                                     new String[] { String.valueOf(file.getFileId()) }
1283                             ).build()
1284                     );
1285
1286                 } else {
1287                     // adding a new file
1288                     operations.add(
1289                             ContentProviderOperation.newInsert(ProviderTableMeta.CONTENT_URI).
1290                             withValues(cv).
1291                             build()
1292                     );
1293                 }
1294             }
1295
1296             // apply operations in batch
1297             if (operations.size() > 0) {
1298                 @SuppressWarnings("unused")
1299                 ContentProviderResult[] results = null;
1300                 Log_OC.d(TAG, "Sending " + operations.size() +
1301                         " operations to FileContentProvider");
1302                 try {
1303                     if (getContentResolver() != null) {
1304                         results = getContentResolver().applyBatch(
1305                                 MainApp.getAuthority(), operations
1306                         );
1307
1308                     } else {
1309                         results = getContentProviderClient().applyBatch(operations);
1310                     }
1311
1312                 } catch (OperationApplicationException e) {
1313                     Log_OC.e(TAG, "Exception in batch of operations " + e.getMessage());
1314
1315                 } catch (RemoteException e) {
1316                     Log_OC.e(TAG, "Exception in batch of operations  " + e.getMessage());
1317                 }
1318             }
1319         }
1320
1321     }
1322
1323     public void removeShare(OCShare share){
1324         Uri share_uri = ProviderTableMeta.CONTENT_URI_SHARE;
1325         String where = ProviderTableMeta.OCSHARES_ACCOUNT_OWNER + "=?" + " AND " +
1326                 ProviderTableMeta.FILE_PATH + "=?";
1327         String [] whereArgs = new String[]{mAccount.name, share.getPath()};
1328         if (getContentProviderClient() != null) {
1329             try {
1330                 getContentProviderClient().delete(share_uri, where, whereArgs);
1331             } catch (RemoteException e) {
1332                 e.printStackTrace();
1333             }
1334         } else {
1335             getContentResolver().delete(share_uri, where, whereArgs);
1336         }
1337     }
1338
1339     public void saveSharesDB(ArrayList<OCShare> shares) {
1340         saveShares(shares);
1341
1342         ArrayList<OCFile> sharedFiles = new ArrayList<OCFile>();
1343
1344         for (OCShare share : shares) {
1345             // Get the path
1346             String path = share.getPath();
1347             if (share.isFolder()) {
1348                 path = path + FileUtils.PATH_SEPARATOR;
1349             }
1350
1351             // Update OCFile with data from share: ShareByLink  and publicLink
1352             OCFile file = getFileByPath(path);
1353             if (file != null) {
1354                 if (share.getShareType().equals(ShareType.PUBLIC_LINK)) {
1355                     file.setShareByLink(true);
1356                     sharedFiles.add(file);
1357                 }
1358             }
1359         }
1360
1361         updateSharedFiles(sharedFiles);
1362     }
1363
1364
1365     public void saveSharesInFolder(ArrayList<OCShare> shares, OCFile folder) {
1366         cleanSharedFilesInFolder(folder);
1367         ArrayList<ContentProviderOperation> operations = new ArrayList<ContentProviderOperation>();
1368         operations = prepareRemoveSharesInFolder(folder, operations);
1369
1370         if (shares != null) {
1371             // prepare operations to insert or update files to save in the given folder
1372             for (OCShare share : shares) {
1373                 ContentValues cv = new ContentValues();
1374                 cv.put(ProviderTableMeta.OCSHARES_FILE_SOURCE, share.getFileSource());
1375                 cv.put(ProviderTableMeta.OCSHARES_ITEM_SOURCE, share.getItemSource());
1376                 cv.put(ProviderTableMeta.OCSHARES_SHARE_TYPE, share.getShareType().getValue());
1377                 cv.put(ProviderTableMeta.OCSHARES_SHARE_WITH, share.getShareWith());
1378                 cv.put(ProviderTableMeta.OCSHARES_PATH, share.getPath());
1379                 cv.put(ProviderTableMeta.OCSHARES_PERMISSIONS, share.getPermissions());
1380                 cv.put(ProviderTableMeta.OCSHARES_SHARED_DATE, share.getSharedDate());
1381                 cv.put(ProviderTableMeta.OCSHARES_EXPIRATION_DATE, share.getExpirationDate());
1382                 cv.put(ProviderTableMeta.OCSHARES_TOKEN, share.getToken());
1383                 cv.put(
1384                     ProviderTableMeta.OCSHARES_SHARE_WITH_DISPLAY_NAME,
1385                     share.getSharedWithDisplayName()
1386                 );
1387                 cv.put(ProviderTableMeta.OCSHARES_IS_DIRECTORY, share.isFolder() ? 1 : 0);
1388                 cv.put(ProviderTableMeta.OCSHARES_USER_ID, share.getUserId());
1389                 cv.put(ProviderTableMeta.OCSHARES_ID_REMOTE_SHARED, share.getIdRemoteShared());
1390                 cv.put(ProviderTableMeta.OCSHARES_ACCOUNT_OWNER, mAccount.name);
1391
1392                 /*
1393                 if (shareExists(share.getIdRemoteShared())) {
1394                     // updating an existing share resource
1395                     operations.add(
1396                             ContentProviderOperation.newUpdate(ProviderTableMeta.CONTENT_URI_SHARE).
1397                             withValues(cv).
1398                             withSelection(  ProviderTableMeta.OCSHARES_ID_REMOTE_SHARED + "=?",
1399                                     new String[] { String.valueOf(share.getIdRemoteShared()) })
1400                                     .build());
1401
1402                 } else {
1403                 */
1404                 // adding a new share resource
1405                 operations.add(
1406                         ContentProviderOperation.newInsert(ProviderTableMeta.CONTENT_URI_SHARE).
1407                         withValues(cv).
1408                         build()
1409                 );
1410                 //}
1411             }
1412         }
1413
1414         // apply operations in batch
1415         if (operations.size() > 0) {
1416             @SuppressWarnings("unused")
1417             ContentProviderResult[] results = null;
1418             Log_OC.d(TAG, "Sending " + operations.size() + " operations to FileContentProvider");
1419             try {
1420                 if (getContentResolver() != null) {
1421                     results = getContentResolver().applyBatch(MainApp.getAuthority(), operations);
1422
1423                 } else {
1424                     results = getContentProviderClient().applyBatch(operations);
1425                 }
1426
1427             } catch (OperationApplicationException e) {
1428                 Log_OC.e(TAG, "Exception in batch of operations " + e.getMessage());
1429
1430             } catch (RemoteException e) {
1431                 Log_OC.e(TAG, "Exception in batch of operations  " + e.getMessage());
1432             }
1433         }
1434         //}
1435
1436     }
1437
1438     private ArrayList<ContentProviderOperation> prepareRemoveSharesInFolder(
1439             OCFile folder, ArrayList<ContentProviderOperation> preparedOperations
1440             ) {
1441         if (folder != null) {
1442             String where = ProviderTableMeta.OCSHARES_PATH + "=?" + " AND "
1443                     + ProviderTableMeta.OCSHARES_ACCOUNT_OWNER + "=?";
1444             String [] whereArgs = new String[]{ "", mAccount.name };
1445
1446             Vector<OCFile> files = getFolderContent(folder);
1447
1448             for (OCFile file : files) {
1449                 whereArgs[0] = file.getRemotePath();
1450                 preparedOperations.add(
1451                         ContentProviderOperation.newDelete(ProviderTableMeta.CONTENT_URI_SHARE).
1452                         withSelection(where, whereArgs).
1453                         build()
1454                 );
1455             }
1456         }
1457         return preparedOperations;
1458
1459         /*
1460         if (operations.size() > 0) {
1461             try {
1462                 if (getContentResolver() != null) {
1463                     getContentResolver().applyBatch(MainApp.getAuthority(), operations);
1464
1465                 } else {
1466                     getContentProviderClient().applyBatch(operations);
1467                 }
1468
1469             } catch (OperationApplicationException e) {
1470                 Log_OC.e(TAG, "Exception in batch of operations " + e.getMessage());
1471
1472             } catch (RemoteException e) {
1473                 Log_OC.e(TAG, "Exception in batch of operations  " + e.getMessage());
1474             }
1475         }
1476         */
1477
1478             /*
1479             if (getContentResolver() != null) {
1480
1481                 getContentResolver().delete(ProviderTableMeta.CONTENT_URI_SHARE,
1482                                             where,
1483                                             whereArgs);
1484             } else {
1485                 try {
1486                     getContentProviderClient().delete(  ProviderTableMeta.CONTENT_URI_SHARE,
1487                                                         where,
1488                                                         whereArgs);
1489
1490                 } catch (RemoteException e) {
1491                     Log_OC.e(TAG, "Exception deleting shares in a folder " + e.getMessage());
1492                 }
1493             }
1494             */
1495         //}
1496     }
1497
1498     public void triggerMediaScan(String path) {
1499         Intent intent = new Intent(Intent.ACTION_MEDIA_SCANNER_SCAN_FILE);
1500         intent.setData(Uri.fromFile(new File(path)));
1501         MainApp.getAppContext().sendBroadcast(intent);
1502     }
1503
1504     public void deleteFileInMediaScan(String path) {
1505
1506         String mimetypeString = FileStorageUtils.getMimeTypeFromName(path);
1507         ContentResolver contentResolver = getContentResolver();
1508
1509         if (contentResolver != null) {
1510             if (mimetypeString.startsWith("image/")) {
1511                 // Images
1512                 contentResolver.delete(MediaStore.Images.Media.EXTERNAL_CONTENT_URI,
1513                         MediaStore.Images.Media.DATA + "=?", new String[]{path});
1514             } else if (mimetypeString.startsWith("audio/")) {
1515                 // Audio
1516                 contentResolver.delete(MediaStore.Audio.Media.EXTERNAL_CONTENT_URI,
1517                         MediaStore.Audio.Media.DATA + "=?", new String[]{path});
1518             } else if (mimetypeString.startsWith("video/")) {
1519                 // Video
1520                 contentResolver.delete(MediaStore.Video.Media.EXTERNAL_CONTENT_URI,
1521                         MediaStore.Video.Media.DATA + "=?", new String[]{path});
1522             }
1523         } else {
1524             ContentProviderClient contentProviderClient = getContentProviderClient();
1525             try {
1526                 if (mimetypeString.startsWith("image/")) {
1527                     // Images
1528                     contentProviderClient.delete(MediaStore.Images.Media.EXTERNAL_CONTENT_URI,
1529                             MediaStore.Images.Media.DATA + "=?", new String[]{path});
1530                 } else if (mimetypeString.startsWith("audio/")) {
1531                     // Audio
1532                     contentProviderClient.delete(MediaStore.Audio.Media.EXTERNAL_CONTENT_URI,
1533                             MediaStore.Audio.Media.DATA + "=?", new String[]{path});
1534                 } else if (mimetypeString.startsWith("video/")) {
1535                     // Video
1536                     contentProviderClient.delete(MediaStore.Video.Media.EXTERNAL_CONTENT_URI,
1537                             MediaStore.Video.Media.DATA + "=?", new String[]{path});
1538                 }
1539             } catch (RemoteException e) {
1540                 Log_OC.e(TAG, "Exception deleting media file in MediaStore " + e.getMessage());
1541             }
1542         }
1543
1544     }
1545
1546 }