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

   1 /* ownCloud Android client application
   2  *   Copyright (C) 2012  Bartek Przybylski
   3  *   Copyright (C) 2012-2014 ownCloud Inc.
   4  *
   5  *   This program is free software: you can redistribute it and/or modify
   6  *   it under the terms of the GNU General Public License version 2,
   7  *   as published by the Free Software Foundation.
   8  *
   9  *   This program is distributed in the hope that it will be useful,
  10  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  *   GNU General Public License for more details.
  13  *
  14  *   You should have received a copy of the GNU General Public License
  15  *   along with this program.  If not, see <http://www.gnu.org/licenses/>.
  16  *
  17  */
  18
  19 package com.owncloud.android.datamodel;
  20
  21 import java.io.File;
  22 import java.util.ArrayList;
  23 import java.util.Collection;
  24 import java.util.Collections;
  25 import java.util.Iterator;
  26 import java.util.Vector;
  27
  28 import com.owncloud.android.MainApp;
  29 import com.owncloud.android.db.ProviderMeta.ProviderTableMeta;
  30 import com.owncloud.android.lib.common.utils.Log_OC;
  31 import com.owncloud.android.lib.resources.shares.OCShare;
  32 import com.owncloud.android.lib.resources.shares.ShareType;
  33 import com.owncloud.android.lib.resources.files.FileUtils;
  34 import com.owncloud.android.utils.FileStorageUtils;
  35
  36 import android.accounts.Account;
  37 import android.content.ContentProviderClient;
  38 import android.content.ContentProviderOperation;
  39 import android.content.ContentProviderResult;
  40 import android.content.ContentResolver;
  41 import android.content.ContentUris;
  42 import android.content.ContentValues;
  43 import android.content.Intent;
  44 import android.content.OperationApplicationException;
  45 import android.database.Cursor;
  46 import android.net.Uri;
  47 import android.os.RemoteException;
  48
  49 public class FileDataStorageManager {
  50
  51     public static final int ROOT_PARENT_ID = 0;
  52
  53     private ContentResolver mContentResolver;
  54     private ContentProviderClient mContentProviderClient;
  55     private Account mAccount;
  56
  57     private static String TAG = FileDataStorageManager.class.getSimpleName();
  58
  59
  60     public FileDataStorageManager(Account account, ContentResolver cr) {
  61         mContentProviderClient = null;
  62         mContentResolver = cr;
  63         mAccount = account;
  64     }
  65
  66     public FileDataStorageManager(Account account, ContentProviderClient cp) {
  67         mContentProviderClient = cp;
  68         mContentResolver = null;
  69         mAccount = account;
  70     }
  71
  72
  73     public void setAccount(Account account) {
  74         mAccount = account;
  75     }
  76
  77     public Account getAccount() {
  78         return mAccount;
  79     }
  80
  81     public void setContentResolver(ContentResolver cr) {
  82         mContentResolver = cr;
  83     }
  84
  85     public ContentResolver getContentResolver() {
  86         return mContentResolver;
  87     }
  88
  89     public void setContentProviderClient(ContentProviderClient cp) {
  90         mContentProviderClient = cp;
  91     }
  92
  93     public ContentProviderClient getContentProviderClient() {
  94         return mContentProviderClient;
  95     }
  96
  97
  98     public OCFile getFileByPath(String path) {
  99         Cursor c = getCursorForValue(ProviderTableMeta.FILE_PATH, path);
 100         OCFile file = null;
 101         if (c.moveToFirst()) {
 102             file = createFileInstance(c);
 103         }
 104         c.close();
 105         if (file == null && OCFile.ROOT_PATH.equals(path)) {
 106             return createRootDir(); // root should always exist
 107         }
 108         return file;
 109     }
 110
 111
 112     public OCFile getFileById(long id) {
 113         Cursor c = getCursorForValue(ProviderTableMeta._ID, String.valueOf(id));
 114         OCFile file = null;
 115         if (c.moveToFirst()) {
 116             file = createFileInstance(c);
 117         }
 118         c.close();
 119         return file;
 120     }
 121
 122     public OCFile getFileByLocalPath(String path) {
 123         Cursor c = getCursorForValue(ProviderTableMeta.FILE_STORAGE_PATH, path);
 124         OCFile file = null;
 125         if (c.moveToFirst()) {
 126             file = createFileInstance(c);
 127         }
 128         c.close();
 129         return file;
 130     }
 131
 132     public boolean fileExists(long id) {
 133         return fileExists(ProviderTableMeta._ID, String.valueOf(id));
 134     }
 135
 136     public boolean fileExists(String path) {
 137         return fileExists(ProviderTableMeta.FILE_PATH, path);
 138     }
 139
 140
 141     public Vector<OCFile> getFolderContent(OCFile f) {
 142         if (f != null && f.isFolder() && f.getFileId() != -1) {
 143             return getFolderContent(f.getFileId());
 144
 145         } else {
 146             return new Vector<OCFile>();
 147         }
 148     }
 149
 150
 151     public Vector<OCFile> getFolderImages(OCFile folder) {
 152         Vector<OCFile> ret = new Vector<OCFile>();
 153         if (folder != null) {
 154             // TODO better implementation, filtering in the access to database instead of here
 155             Vector<OCFile> tmp = getFolderContent(folder);
 156             OCFile current = null;
 157             for (int i=0; i<tmp.size(); i++) {
 158                 current = tmp.get(i);
 159                 if (current.isImage()) {
 160                     ret.add(current);
 161                 }
 162             }
 163         }
 164         return ret;
 165     }
 166
 167
 168     public boolean saveFile(OCFile file) {
 169         boolean overriden = false;
 170         ContentValues cv = new ContentValues();
 171         cv.put(ProviderTableMeta.FILE_MODIFIED, file.getModificationTimestamp());
 172         cv.put(
 173             ProviderTableMeta.FILE_MODIFIED_AT_LAST_SYNC_FOR_DATA,
 174             file.getModificationTimestampAtLastSyncForData()
 175         );
 176         cv.put(ProviderTableMeta.FILE_CREATION, file.getCreationTimestamp());
 177         cv.put(ProviderTableMeta.FILE_CONTENT_LENGTH, file.getFileLength());
 178         cv.put(ProviderTableMeta.FILE_CONTENT_TYPE, file.getMimetype());
 179         cv.put(ProviderTableMeta.FILE_NAME, file.getFileName());
 180         //if (file.getParentId() != DataStorageManager.ROOT_PARENT_ID)
 181             cv.put(ProviderTableMeta.FILE_PARENT, file.getParentId());
 182         cv.put(ProviderTableMeta.FILE_PATH, file.getRemotePath());
 183         if (!file.isFolder())
 184             cv.put(ProviderTableMeta.FILE_STORAGE_PATH, file.getStoragePath());
 185         cv.put(ProviderTableMeta.FILE_ACCOUNT_OWNER, mAccount.name);
 186         cv.put(ProviderTableMeta.FILE_LAST_SYNC_DATE, file.getLastSyncDateForProperties());
 187         cv.put(ProviderTableMeta.FILE_LAST_SYNC_DATE_FOR_DATA, file.getLastSyncDateForData());
 188         cv.put(ProviderTableMeta.FILE_KEEP_IN_SYNC, file.keepInSync() ? 1 : 0);
 189         cv.put(ProviderTableMeta.FILE_ETAG, file.getEtag());
 190         cv.put(ProviderTableMeta.FILE_SHARE_BY_LINK, file.isShareByLink() ? 1 : 0);
 191         cv.put(ProviderTableMeta.FILE_PUBLIC_LINK, file.getPublicLink());
 192         cv.put(ProviderTableMeta.FILE_PERMISSIONS, file.getPermissions());
 193         cv.put(ProviderTableMeta.FILE_REMOTE_ID, file.getRemoteId());
 194         cv.put(ProviderTableMeta.FILE_UPDATE_THUMBNAIL, file.needsUpdateThumbnail());
 195
 196         boolean sameRemotePath = fileExists(file.getRemotePath());
 197         if (sameRemotePath ||
 198                 fileExists(file.getFileId())        ) {  // for renamed files
 199
 200             OCFile oldFile = null;
 201             if (sameRemotePath) {
 202                 oldFile = getFileByPath(file.getRemotePath());
 203                 file.setFileId(oldFile.getFileId());
 204             } else {
 205                 oldFile = getFileById(file.getFileId());
 206             }
 207
 208             overriden = true;
 209             if (getContentResolver() != null) {
 210                 getContentResolver().update(ProviderTableMeta.CONTENT_URI, cv,
 211                         ProviderTableMeta._ID + "=?",
 212                         new String[] { String.valueOf(file.getFileId()) });
 213             } else {
 214                 try {
 215                     getContentProviderClient().update(ProviderTableMeta.CONTENT_URI,
 216                             cv, ProviderTableMeta._ID + "=?",
 217                             new String[] { String.valueOf(file.getFileId()) });
 218                 } catch (RemoteException e) {
 219                     Log_OC.e(TAG,
 220                             "Fail to insert insert file to database "
 221                                     + e.getMessage());
 222                 }
 223             }
 224         } else {
 225             Uri result_uri = null;
 226             if (getContentResolver() != null) {
 227                 result_uri = getContentResolver().insert(
 228                         ProviderTableMeta.CONTENT_URI_FILE, cv);
 229             } else {
 230                 try {
 231                     result_uri = getContentProviderClient().insert(
 232                             ProviderTableMeta.CONTENT_URI_FILE, cv);
 233                 } catch (RemoteException e) {
 234                     Log_OC.e(TAG,
 235                             "Fail to insert insert file to database "
 236                                     + e.getMessage());
 237                 }
 238             }
 239             if (result_uri != null) {
 240                 long new_id = Long.parseLong(result_uri.getPathSegments()
 241                         .get(1));
 242                 file.setFileId(new_id);
 243             }
 244         }
 245
 246 //        if (file.isFolder()) {
 247 //            updateFolderSize(file.getFileId());
 248 //        } else {
 249 //            updateFolderSize(file.getParentId());
 250 //        }
 251
 252         return overriden;
 253     }
 254
 255
 256     /**
 257      * Inserts or updates the list of files contained in a given folder.
 258      *
 259      * CALLER IS THE RESPONSIBLE FOR GRANTING RIGHT UPDATE OF INFORMATION, NOT THIS METHOD.
 260      * HERE ONLY DATA CONSISTENCY SHOULD BE GRANTED
 261      *
 262      * @param folder
 263      * @param files
 264      * @param removeNotUpdated
 265      */
 266     public void saveFolder(
 267             OCFile folder, Collection<OCFile> updatedFiles, Collection<OCFile> filesToRemove
 268         ) {
 269
 270         Log_OC.d(TAG,  "Saving folder " + folder.getRemotePath() + " with " + updatedFiles.size()
 271                 + " children and " + filesToRemove.size() + " files to remove");
 272
 273         ArrayList<ContentProviderOperation> operations =
 274                 new ArrayList<ContentProviderOperation>(updatedFiles.size());
 275
 276         // prepare operations to insert or update files to save in the given folder
 277         for (OCFile file : updatedFiles) {
 278             ContentValues cv = new ContentValues();
 279             cv.put(ProviderTableMeta.FILE_MODIFIED, file.getModificationTimestamp());
 280             cv.put(
 281                 ProviderTableMeta.FILE_MODIFIED_AT_LAST_SYNC_FOR_DATA,
 282                 file.getModificationTimestampAtLastSyncForData()
 283             );
 284             cv.put(ProviderTableMeta.FILE_CREATION, file.getCreationTimestamp());
 285             cv.put(ProviderTableMeta.FILE_CONTENT_LENGTH, file.getFileLength());
 286             cv.put(ProviderTableMeta.FILE_CONTENT_TYPE, file.getMimetype());
 287             cv.put(ProviderTableMeta.FILE_NAME, file.getFileName());
 288             //cv.put(ProviderTableMeta.FILE_PARENT, file.getParentId());
 289             cv.put(ProviderTableMeta.FILE_PARENT, folder.getFileId());
 290             cv.put(ProviderTableMeta.FILE_PATH, file.getRemotePath());
 291             if (!file.isFolder()) {
 292                 cv.put(ProviderTableMeta.FILE_STORAGE_PATH, file.getStoragePath());
 293             }
 294             cv.put(ProviderTableMeta.FILE_ACCOUNT_OWNER, mAccount.name);
 295             cv.put(ProviderTableMeta.FILE_LAST_SYNC_DATE, file.getLastSyncDateForProperties());
 296             cv.put(ProviderTableMeta.FILE_LAST_SYNC_DATE_FOR_DATA, file.getLastSyncDateForData());
 297             cv.put(ProviderTableMeta.FILE_KEEP_IN_SYNC, file.keepInSync() ? 1 : 0);
 298             cv.put(ProviderTableMeta.FILE_ETAG, file.getEtag());
 299             cv.put(ProviderTableMeta.FILE_SHARE_BY_LINK, file.isShareByLink() ? 1 : 0);
 300             cv.put(ProviderTableMeta.FILE_PUBLIC_LINK, file.getPublicLink());
 301             cv.put(ProviderTableMeta.FILE_PERMISSIONS, file.getPermissions());
 302             cv.put(ProviderTableMeta.FILE_REMOTE_ID, file.getRemoteId());
 303             cv.put(ProviderTableMeta.FILE_UPDATE_THUMBNAIL, file.needsUpdateThumbnail());
 304
 305             boolean existsByPath = fileExists(file.getRemotePath());
 306             if (existsByPath || fileExists(file.getFileId())) {
 307                 // updating an existing file
 308                 operations.add(ContentProviderOperation.newUpdate(ProviderTableMeta.CONTENT_URI).
 309                         withValues(cv).
 310                         withSelection(  ProviderTableMeta._ID + "=?",
 311                                 new String[] { String.valueOf(file.getFileId()) })
 312                                 .build());
 313
 314             } else {
 315                 // adding a new file
 316                 operations.add(ContentProviderOperation.newInsert(ProviderTableMeta.CONTENT_URI).
 317                         withValues(cv).build());
 318             }
 319         }
 320
 321         // prepare operations to remove files in the given folder
 322         String where = ProviderTableMeta.FILE_ACCOUNT_OWNER + "=?" + " AND " +
 323                 ProviderTableMeta.FILE_PATH + "=?";
 324         String [] whereArgs = null;
 325         for (OCFile file : filesToRemove) {
 326             if (file.getParentId() == folder.getFileId()) {
 327                 whereArgs = new String[]{mAccount.name, file.getRemotePath()};
 328                 //Uri.withAppendedPath(ProviderTableMeta.CONTENT_URI_FILE, "" + file.getFileId());
 329                 if (file.isFolder()) {
 330                     operations.add(ContentProviderOperation.newDelete(
 331                             ContentUris.withAppendedId(
 332                                     ProviderTableMeta.CONTENT_URI_DIR, file.getFileId()
 333                             )
 334                     ).withSelection(where, whereArgs).build());
 335
 336                     File localFolder =
 337                             new File(FileStorageUtils.getDefaultSavePathFor(mAccount.name, file));
 338                     if (localFolder.exists()) {
 339                         removeLocalFolder(localFolder);
 340                     }
 341                 } else {
 342                     operations.add(ContentProviderOperation.newDelete(
 343                             ContentUris.withAppendedId(
 344                                     ProviderTableMeta.CONTENT_URI_FILE, file.getFileId()
 345                             )
 346                     ).withSelection(where, whereArgs).build());
 347
 348                     if (file.isDown()) {
 349                         String path = file.getStoragePath();
 350                         new File(path).delete();
 351                         triggerMediaScan(path); // notify MediaScanner about removed file
 352                     }
 353                 }
 354             }
 355         }
 356
 357         // update metadata of folder
 358         ContentValues cv = new ContentValues();
 359         cv.put(ProviderTableMeta.FILE_MODIFIED, folder.getModificationTimestamp());
 360         cv.put(
 361             ProviderTableMeta.FILE_MODIFIED_AT_LAST_SYNC_FOR_DATA,
 362             folder.getModificationTimestampAtLastSyncForData()
 363         );
 364         cv.put(ProviderTableMeta.FILE_CREATION, folder.getCreationTimestamp());
 365         cv.put(ProviderTableMeta.FILE_CONTENT_LENGTH, 0);
 366         cv.put(ProviderTableMeta.FILE_CONTENT_TYPE, folder.getMimetype());
 367         cv.put(ProviderTableMeta.FILE_NAME, folder.getFileName());
 368         cv.put(ProviderTableMeta.FILE_PARENT, folder.getParentId());
 369         cv.put(ProviderTableMeta.FILE_PATH, folder.getRemotePath());
 370         cv.put(ProviderTableMeta.FILE_ACCOUNT_OWNER, mAccount.name);
 371         cv.put(ProviderTableMeta.FILE_LAST_SYNC_DATE, folder.getLastSyncDateForProperties());
 372         cv.put(ProviderTableMeta.FILE_LAST_SYNC_DATE_FOR_DATA, folder.getLastSyncDateForData());
 373         cv.put(ProviderTableMeta.FILE_KEEP_IN_SYNC, folder.keepInSync() ? 1 : 0);
 374         cv.put(ProviderTableMeta.FILE_ETAG, folder.getEtag());
 375         cv.put(ProviderTableMeta.FILE_SHARE_BY_LINK, folder.isShareByLink() ? 1 : 0);
 376         cv.put(ProviderTableMeta.FILE_PUBLIC_LINK, folder.getPublicLink());
 377         cv.put(ProviderTableMeta.FILE_PERMISSIONS, folder.getPermissions());
 378         cv.put(ProviderTableMeta.FILE_REMOTE_ID, folder.getRemoteId());
 379
 380         operations.add(ContentProviderOperation.newUpdate(ProviderTableMeta.CONTENT_URI).
 381                 withValues(cv).
 382                 withSelection(  ProviderTableMeta._ID + "=?",
 383                         new String[] { String.valueOf(folder.getFileId()) })
 384                         .build());
 385
 386         // apply operations in batch
 387         ContentProviderResult[] results = null;
 388         Log_OC.d(TAG, "Sending " + operations.size() + " operations to FileContentProvider");
 389         try {
 390             if (getContentResolver() != null) {
 391                 results = getContentResolver().applyBatch(MainApp.getAuthority(), operations);
 392
 393             } else {
 394                 results = getContentProviderClient().applyBatch(operations);
 395             }
 396
 397         } catch (OperationApplicationException e) {
 398             Log_OC.e(TAG, "Exception in batch of operations " + e.getMessage());
 399
 400         } catch (RemoteException e) {
 401             Log_OC.e(TAG, "Exception in batch of operations  " + e.getMessage());
 402         }
 403
 404         // update new id in file objects for insertions
 405         if (results != null) {
 406             long newId;
 407             Iterator<OCFile> filesIt = updatedFiles.iterator();
 408             OCFile file = null;
 409             for (int i=0; i<results.length; i++) {
 410                 if (filesIt.hasNext()) {
 411                     file = filesIt.next();
 412                 } else {
 413                     file = null;
 414                 }
 415                 if (results[i].uri != null) {
 416                     newId = Long.parseLong(results[i].uri.getPathSegments().get(1));
 417                     //updatedFiles.get(i).setFileId(newId);
 418                     if (file != null) {
 419                         file.setFileId(newId);
 420                     }
 421                 }
 422             }
 423         }
 424
 425         //updateFolderSize(folder.getFileId());
 426
 427     }
 428
 429
 430 //    /**
 431 //     *
 432 //     * @param id
 433 //     */
 434 //    private void updateFolderSize(long id) {
 435 //        if (id > FileDataStorageManager.ROOT_PARENT_ID) {
 436 //            Log_OC.d(TAG, "Updating size of " + id);
 437 //            if (getContentResolver() != null) {
 438 //                getContentResolver().update(ProviderTableMeta.CONTENT_URI_DIR,
 439 //                        new ContentValues(),
 440                             // won't be used, but cannot be null; crashes in KLP
 441 //                        ProviderTableMeta._ID + "=?",
 442 //                        new String[] { String.valueOf(id) });
 443 //            } else {
 444 //                try {
 445 //                    getContentProviderClient().update(ProviderTableMeta.CONTENT_URI_DIR,
 446 //                            new ContentValues(),
 447                                 // won't be used, but cannot be null; crashes in KLP
 448 //                            ProviderTableMeta._ID + "=?",
 449 //                            new String[] { String.valueOf(id) });
 450 //
 451 //                } catch (RemoteException e) {
 452 //                    Log_OC.e(
 453 //    TAG, "Exception in update of folder size through compatibility patch " + e.getMessage());
 454 //                }
 455 //            }
 456 //        } else {
 457 //            Log_OC.e(TAG,  "not updating size for folder " + id);
 458 //        }
 459 //    }
 460
 461
 462     public boolean removeFile(OCFile file, boolean removeDBData, boolean removeLocalCopy) {
 463         boolean success = true;
 464         if (file != null) {
 465             if (file.isFolder()) {
 466                 success = removeFolder(file, removeDBData, removeLocalCopy);
 467
 468             } else {
 469                 if (removeDBData) {
 470                     Uri file_uri = ContentUris.withAppendedId(
 471                         ProviderTableMeta.CONTENT_URI_FILE,
 472                         file.getFileId()
 473                     );
 474                     String where = ProviderTableMeta.FILE_ACCOUNT_OWNER + "=?" + " AND " +
 475                             ProviderTableMeta.FILE_PATH + "=?";
 476                     String [] whereArgs = new String[]{mAccount.name, file.getRemotePath()};
 477                     int deleted = 0;
 478                     if (getContentProviderClient() != null) {
 479                         try {
 480                             deleted = getContentProviderClient().delete(file_uri, where, whereArgs);
 481                         } catch (RemoteException e) {
 482                             e.printStackTrace();
 483                         }
 484                     } else {
 485                         deleted = getContentResolver().delete(file_uri, where, whereArgs);
 486                     }
 487                     success &= (deleted > 0);
 488                 }
 489                 String localPath = file.getStoragePath();
 490                 if (removeLocalCopy && file.isDown() && localPath != null && success) {
 491                     success = new File(localPath).delete();
 492                     if (success) {
 493                         triggerMediaScan(localPath);
 494                     }
 495                     if (!removeDBData && success) {
 496                         // maybe unnecessary, but should be checked TODO remove if unnecessary
 497                         file.setStoragePath(null);
 498                         saveFile(file);
 499                     }
 500                 }
 501             }
 502         }
 503         return success;
 504     }
 505
 506
 507     public boolean removeFolder(OCFile folder, boolean removeDBData, boolean removeLocalContent) {
 508         boolean success = true;
 509         if (folder != null && folder.isFolder()) {
 510             if (removeDBData &&  folder.getFileId() != -1) {
 511                 success = removeFolderInDb(folder);
 512             }
 513             if (removeLocalContent && success) {
 514                 success = removeLocalFolder(folder);
 515             }
 516         }
 517         return success;
 518     }
 519
 520     private boolean removeFolderInDb(OCFile folder) {
 521         Uri folder_uri = Uri.withAppendedPath(ProviderTableMeta.CONTENT_URI_DIR, "" +
 522                 folder.getFileId());   // URI for recursive deletion
 523         String where = ProviderTableMeta.FILE_ACCOUNT_OWNER + "=?" + " AND " +
 524                 ProviderTableMeta.FILE_PATH + "=?";
 525         String [] whereArgs = new String[]{mAccount.name, folder.getRemotePath()};
 526         int deleted = 0;
 527         if (getContentProviderClient() != null) {
 528             try {
 529                 deleted = getContentProviderClient().delete(folder_uri, where, whereArgs);
 530             } catch (RemoteException e) {
 531                 e.printStackTrace();
 532             }
 533         } else {
 534             deleted = getContentResolver().delete(folder_uri, where, whereArgs);
 535         }
 536         return deleted > 0;
 537     }
 538
 539     private boolean removeLocalFolder(OCFile folder) {
 540         boolean success = true;
 541         File localFolder = new File(FileStorageUtils.getDefaultSavePathFor(mAccount.name, folder));
 542         if (localFolder.exists()) {
 543             // stage 1: remove the local files already registered in the files database
 544             Vector<OCFile> files = getFolderContent(folder.getFileId());
 545             if (files != null) {
 546                 for (OCFile file : files) {
 547                     if (file.isFolder()) {
 548                         success &= removeLocalFolder(file);
 549                     } else {
 550                         if (file.isDown()) {
 551                             String path = file.getStoragePath();
 552                             File localFile = new File(file.getStoragePath());
 553                             success &= localFile.delete();
 554                             if (success) {
 555                                 file.setStoragePath(null);
 556                                 saveFile(file);
 557                                 triggerMediaScan(path); // notify MediaScanner about removed file
 558                             }
 559                         }
 560                     }
 561                 }
 562             }
 563
 564             // stage 2: remove the folder itself and any local file inside out of sync;
 565             //          for instance, after clearing the app cache or reinstalling
 566             success &= removeLocalFolder(localFolder);
 567         }
 568         return success;
 569     }
 570
 571     private boolean removeLocalFolder(File localFolder) {
 572         boolean success = true;
 573         File[] localFiles = localFolder.listFiles();
 574         if (localFiles != null) {
 575             for (File localFile : localFiles) {
 576                 if (localFile.isDirectory()) {
 577                     success &= removeLocalFolder(localFile);
 578                 } else {
 579                     String path = localFile.getAbsolutePath();
 580                     success &= localFile.delete();
 581                     triggerMediaScan(path); // notify MediaScanner about removed file
 582                 }
 583             }
 584         }
 585         success &= localFolder.delete();
 586         return success;
 587     }
 588
 589     public void moveFolder(OCFile folder, String newPath) {
 590         // TODO check newPath
 591
 592     }
 593
 594
 595     /**
 596      * Updates database and file system for a file or folder that was moved to a different location.
 597      *
 598      * TODO explore better (faster) implementations
 599      * TODO throw exceptions up !
 600      */
 601     public void moveLocalFile(OCFile file, String targetPath, String targetParentPath) {
 602
 603         if (file != null && file.fileExists() && !OCFile.ROOT_PATH.equals(file.getFileName())) {
 604
 605             OCFile targetParent = getFileByPath(targetParentPath);
 606             if (targetParent == null) {
 607                 throw new IllegalStateException("Parent folder of the target path does not exist!!");
 608             }
 609
 610             /// 1. get all the descendants of the moved element in a single QUERY
 611             Cursor c = null;
 612             if (getContentProviderClient() != null) {
 613                 try {
 614                     c = getContentProviderClient().query(
 615                         ProviderTableMeta.CONTENT_URI,
 616                         null,
 617                         ProviderTableMeta.FILE_ACCOUNT_OWNER + "=? AND " +
 618                                 ProviderTableMeta.FILE_PATH + " LIKE ? ",
 619                         new String[] {
 620                                 mAccount.name,
 621                                 file.getRemotePath() + "%"
 622                         },
 623                         ProviderTableMeta.FILE_PATH + " ASC "
 624                     );
 625                 } catch (RemoteException e) {
 626                     Log_OC.e(TAG, e.getMessage());
 627                 }
 628
 629             } else {
 630                 c = getContentResolver().query(
 631                     ProviderTableMeta.CONTENT_URI,
 632                     null,
 633                     ProviderTableMeta.FILE_ACCOUNT_OWNER + "=? AND " +
 634                             ProviderTableMeta.FILE_PATH + " LIKE ? ",
 635                     new String[] {
 636                             mAccount.name,
 637                             file.getRemotePath() + "%"
 638                     },
 639                     ProviderTableMeta.FILE_PATH + " ASC "
 640                 );
 641             }
 642
 643             /// 2. prepare a batch of update operations to change all the descendants
 644             ArrayList<ContentProviderOperation> operations =
 645                     new ArrayList<ContentProviderOperation>(c.getCount());
 646             String defaultSavePath = FileStorageUtils.getSavePath(mAccount.name);
 647             if (c.moveToFirst()) {
 648                 int lengthOfOldPath = file.getRemotePath().length();
 649                 int lengthOfOldStoragePath = defaultSavePath.length() + lengthOfOldPath;
 650                 do {
 651                     ContentValues cv = new ContentValues(); // keep construction in the loop
 652                     OCFile child = createFileInstance(c);
 653                     cv.put(
 654                         ProviderTableMeta.FILE_PATH,
 655                         targetPath + child.getRemotePath().substring(lengthOfOldPath)
 656                     );
 657                     if (child.getStoragePath() != null &&
 658                             child.getStoragePath().startsWith(defaultSavePath)) {
 659                         // update link to downloaded content - but local move is not done here!
 660                         cv.put(
 661                             ProviderTableMeta.FILE_STORAGE_PATH,
 662                             defaultSavePath + targetPath +
 663                                 child.getStoragePath().substring(lengthOfOldStoragePath)
 664                         );
 665                     }
 666                     if (child.getRemotePath().equals(file.getRemotePath())) {
 667                         cv.put(
 668                                 ProviderTableMeta.FILE_PARENT,
 669                                 targetParent.getFileId()
 670                             );
 671                     }
 672                     operations.add(
 673                         ContentProviderOperation.newUpdate(ProviderTableMeta.CONTENT_URI).
 674                             withValues(cv).
 675                             withSelection(
 676                                     ProviderTableMeta._ID + "=?",
 677                                     new String[] { String.valueOf(child.getFileId()) }
 678                                     )
 679                             .build());
 680
 681                 } while (c.moveToNext());
 682             }
 683             c.close();
 684
 685             /// 3. apply updates in batch
 686             try {
 687                 if (getContentResolver() != null) {
 688                     getContentResolver().applyBatch(MainApp.getAuthority(), operations);
 689
 690                 } else {
 691                     getContentProviderClient().applyBatch(operations);
 692                 }
 693
 694             } catch (Exception e) {
 695                 Log_OC.e(TAG, "Fail to update " + file.getFileId() + " and descendants in database", e);
 696             }
 697
 698             /// 4. move in local file system
 699             String localPath = FileStorageUtils.getDefaultSavePathFor(mAccount.name, file);
 700             File localFile = new File(localPath);
 701             boolean renamed = false;
 702             if (localFile.exists()) {
 703                 File targetFile = new File(defaultSavePath + targetPath);
 704                 File targetFolder = targetFile.getParentFile();
 705                 if (!targetFolder.exists()) {
 706                     targetFolder.mkdirs();
 707                 }
 708                 renamed = localFile.renameTo(targetFile);
 709             }
 710
 711             if (renamed) {
 712                 if (file.isFolder()) {
 713
 714                 } else {
 715                     // Notify MediaScanner about removed file
 716                     triggerMediaScan(file.getStoragePath());
 717
 718                     // Notify MediaScanner about new file/folder
 719                     triggerMediaScan(defaultSavePath + targetPath);
 720                 }
 721             }
 722
 723             Log_OC.d(TAG, "uri old: " + file.getStoragePath());
 724             Log_OC.d(TAG, "uri new: " + defaultSavePath + targetPath);
 725         }
 726
 727     }
 728
 729
 730     private Vector<OCFile> getFolderContent(long parentId) {
 731
 732         Vector<OCFile> ret = new Vector<OCFile>();
 733
 734         Uri req_uri = Uri.withAppendedPath(
 735                 ProviderTableMeta.CONTENT_URI_DIR,
 736                 String.valueOf(parentId));
 737         Cursor c = null;
 738
 739         if (getContentProviderClient() != null) {
 740             try {
 741                 c = getContentProviderClient().query(req_uri, null,
 742                         ProviderTableMeta.FILE_PARENT + "=?" ,
 743                         new String[] { String.valueOf(parentId)}, null);
 744             } catch (RemoteException e) {
 745                 Log_OC.e(TAG, e.getMessage());
 746                 return ret;
 747             }
 748         } else {
 749             c = getContentResolver().query(req_uri, null,
 750                     ProviderTableMeta.FILE_PARENT + "=?" ,
 751                     new String[] { String.valueOf(parentId)}, null);
 752         }
 753
 754         if (c.moveToFirst()) {
 755             do {
 756                 OCFile child = createFileInstance(c);
 757                 ret.add(child);
 758             } while (c.moveToNext());
 759         }
 760
 761         c.close();
 762
 763         Collections.sort(ret);
 764
 765         return ret;
 766     }
 767
 768
 769     private OCFile createRootDir() {
 770         OCFile file = new OCFile(OCFile.ROOT_PATH);
 771         file.setMimetype("DIR");
 772         file.setParentId(FileDataStorageManager.ROOT_PARENT_ID);
 773         saveFile(file);
 774         return file;
 775     }
 776
 777     private boolean fileExists(String cmp_key, String value) {
 778         Cursor c;
 779         if (getContentResolver() != null) {
 780             c = getContentResolver()
 781                     .query(ProviderTableMeta.CONTENT_URI,
 782                             null,
 783                             cmp_key + "=? AND "
 784                                     + ProviderTableMeta.FILE_ACCOUNT_OWNER
 785                                     + "=?",
 786                                     new String[] { value, mAccount.name }, null);
 787         } else {
 788             try {
 789                 c = getContentProviderClient().query(
 790                         ProviderTableMeta.CONTENT_URI,
 791                         null,
 792                         cmp_key + "=? AND "
 793                                 + ProviderTableMeta.FILE_ACCOUNT_OWNER + "=?",
 794                                 new String[] { value, mAccount.name }, null);
 795             } catch (RemoteException e) {
 796                 Log_OC.e(TAG,
 797                         "Couldn't determine file existance, assuming non existance: "
 798                                 + e.getMessage());
 799                 return false;
 800             }
 801         }
 802         boolean retval = c.moveToFirst();
 803         c.close();
 804         return retval;
 805     }
 806
 807     private Cursor getCursorForValue(String key, String value) {
 808         Cursor c = null;
 809         if (getContentResolver() != null) {
 810             c = getContentResolver()
 811                     .query(ProviderTableMeta.CONTENT_URI,
 812                             null,
 813                             key + "=? AND "
 814                                     + ProviderTableMeta.FILE_ACCOUNT_OWNER
 815                                     + "=?",
 816                                     new String[] { value, mAccount.name }, null);
 817         } else {
 818             try {
 819                 c = getContentProviderClient().query(
 820                         ProviderTableMeta.CONTENT_URI,
 821                         null,
 822                         key + "=? AND " + ProviderTableMeta.FILE_ACCOUNT_OWNER
 823                         + "=?", new String[] { value, mAccount.name },
 824                         null);
 825             } catch (RemoteException e) {
 826                 Log_OC.e(TAG, "Could not get file details: " + e.getMessage());
 827                 c = null;
 828             }
 829         }
 830         return c;
 831     }
 832
 833
 834     private OCFile createFileInstance(Cursor c) {
 835         OCFile file = null;
 836         if (c != null) {
 837             file = new OCFile(c.getString(c
 838                     .getColumnIndex(ProviderTableMeta.FILE_PATH)));
 839             file.setFileId(c.getLong(c.getColumnIndex(ProviderTableMeta._ID)));
 840             file.setParentId(c.getLong(c
 841                     .getColumnIndex(ProviderTableMeta.FILE_PARENT)));
 842             file.setMimetype(c.getString(c
 843                     .getColumnIndex(ProviderTableMeta.FILE_CONTENT_TYPE)));
 844             if (!file.isFolder()) {
 845                 file.setStoragePath(c.getString(c
 846                         .getColumnIndex(ProviderTableMeta.FILE_STORAGE_PATH)));
 847                 if (file.getStoragePath() == null) {
 848                     // try to find existing file and bind it with current account;
 849                     // with the current update of SynchronizeFolderOperation, this won't be
 850                     // necessary anymore after a full synchronization of the account
 851                     File f = new File(FileStorageUtils.getDefaultSavePathFor(mAccount.name, file));
 852                     if (f.exists()) {
 853                         file.setStoragePath(f.getAbsolutePath());
 854                         file.setLastSyncDateForData(f.lastModified());
 855                     }
 856                 }
 857             }
 858             file.setFileLength(c.getLong(c
 859                     .getColumnIndex(ProviderTableMeta.FILE_CONTENT_LENGTH)));
 860             file.setCreationTimestamp(c.getLong(c
 861                     .getColumnIndex(ProviderTableMeta.FILE_CREATION)));
 862             file.setModificationTimestamp(c.getLong(c
 863                     .getColumnIndex(ProviderTableMeta.FILE_MODIFIED)));
 864             file.setModificationTimestampAtLastSyncForData(c.getLong(c
 865                     .getColumnIndex(ProviderTableMeta.FILE_MODIFIED_AT_LAST_SYNC_FOR_DATA)));
 866             file.setLastSyncDateForProperties(c.getLong(c
 867                     .getColumnIndex(ProviderTableMeta.FILE_LAST_SYNC_DATE)));
 868             file.setLastSyncDateForData(c.getLong(c.
 869                     getColumnIndex(ProviderTableMeta.FILE_LAST_SYNC_DATE_FOR_DATA)));
 870             file.setKeepInSync(c.getInt(
 871                     c.getColumnIndex(ProviderTableMeta.FILE_KEEP_IN_SYNC)) == 1 ? true : false);
 872             file.setEtag(c.getString(c.getColumnIndex(ProviderTableMeta.FILE_ETAG)));
 873             file.setShareByLink(c.getInt(
 874                     c.getColumnIndex(ProviderTableMeta.FILE_SHARE_BY_LINK)) == 1 ? true : false);
 875             file.setPublicLink(c.getString(c.getColumnIndex(ProviderTableMeta.FILE_PUBLIC_LINK)));
 876             file.setPermissions(c.getString(c.getColumnIndex(ProviderTableMeta.FILE_PERMISSIONS)));
 877             file.setRemoteId(c.getString(c.getColumnIndex(ProviderTableMeta.FILE_REMOTE_ID)));
 878             file.setNeedsUpdateThumbnail(c.getInt(
 879                     c.getColumnIndex(ProviderTableMeta.FILE_UPDATE_THUMBNAIL)) == 1 ? true : false);
 880
 881         }
 882         return file;
 883     }
 884
 885     /**
 886      * Returns if the file/folder is shared by link or not
 887      * @param path  Path of the file/folder
 888      * @return
 889      */
 890     public boolean isShareByLink(String path) {
 891         Cursor c = getCursorForValue(ProviderTableMeta.FILE_STORAGE_PATH, path);
 892         OCFile file = null;
 893         if (c.moveToFirst()) {
 894             file = createFileInstance(c);
 895         }
 896         c.close();
 897         return file.isShareByLink();
 898     }
 899
 900     /**
 901      * Returns the public link of the file/folder
 902      * @param path  Path of the file/folder
 903      * @return
 904      */
 905     public String getPublicLink(String path) {
 906         Cursor c = getCursorForValue(ProviderTableMeta.FILE_STORAGE_PATH, path);
 907         OCFile file = null;
 908         if (c.moveToFirst()) {
 909             file = createFileInstance(c);
 910         }
 911         c.close();
 912         return file.getPublicLink();
 913     }
 914
 915
 916     // Methods for Shares
 917     public boolean saveShare(OCShare share) {
 918         boolean overriden = false;
 919         ContentValues cv = new ContentValues();
 920         cv.put(ProviderTableMeta.OCSHARES_FILE_SOURCE, share.getFileSource());
 921         cv.put(ProviderTableMeta.OCSHARES_ITEM_SOURCE, share.getItemSource());
 922         cv.put(ProviderTableMeta.OCSHARES_SHARE_TYPE, share.getShareType().getValue());
 923         cv.put(ProviderTableMeta.OCSHARES_SHARE_WITH, share.getShareWith());
 924         cv.put(ProviderTableMeta.OCSHARES_PATH, share.getPath());
 925         cv.put(ProviderTableMeta.OCSHARES_PERMISSIONS, share.getPermissions());
 926         cv.put(ProviderTableMeta.OCSHARES_SHARED_DATE, share.getSharedDate());
 927         cv.put(ProviderTableMeta.OCSHARES_EXPIRATION_DATE, share.getExpirationDate());
 928         cv.put(ProviderTableMeta.OCSHARES_TOKEN, share.getToken());
 929         cv.put(
 930             ProviderTableMeta.OCSHARES_SHARE_WITH_DISPLAY_NAME,
 931             share.getSharedWithDisplayName()
 932         );
 933         cv.put(ProviderTableMeta.OCSHARES_IS_DIRECTORY, share.isFolder() ? 1 : 0);
 934         cv.put(ProviderTableMeta.OCSHARES_USER_ID, share.getUserId());
 935         cv.put(ProviderTableMeta.OCSHARES_ID_REMOTE_SHARED, share.getIdRemoteShared());
 936         cv.put(ProviderTableMeta.OCSHARES_ACCOUNT_OWNER, mAccount.name);
 937
 938         if (shareExists(share.getIdRemoteShared())) {   // for renamed files
 939
 940             overriden = true;
 941             if (getContentResolver() != null) {
 942                 getContentResolver().update(ProviderTableMeta.CONTENT_URI_SHARE, cv,
 943                         ProviderTableMeta.OCSHARES_ID_REMOTE_SHARED + "=?",
 944                         new String[] { String.valueOf(share.getIdRemoteShared()) });
 945             } else {
 946                 try {
 947                     getContentProviderClient().update(ProviderTableMeta.CONTENT_URI_SHARE,
 948                             cv, ProviderTableMeta.OCSHARES_ID_REMOTE_SHARED + "=?",
 949                             new String[] { String.valueOf(share.getIdRemoteShared()) });
 950                 } catch (RemoteException e) {
 951                     Log_OC.e(TAG,
 952                             "Fail to insert insert file to database "
 953                                     + e.getMessage());
 954                 }
 955             }
 956         } else {
 957             Uri result_uri = null;
 958             if (getContentResolver() != null) {
 959                 result_uri = getContentResolver().insert(
 960                         ProviderTableMeta.CONTENT_URI_SHARE, cv);
 961             } else {
 962                 try {
 963                     result_uri = getContentProviderClient().insert(
 964                             ProviderTableMeta.CONTENT_URI_SHARE, cv);
 965                 } catch (RemoteException e) {
 966                     Log_OC.e(TAG,
 967                             "Fail to insert insert file to database "
 968                                     + e.getMessage());
 969                 }
 970             }
 971             if (result_uri != null) {
 972                 long new_id = Long.parseLong(result_uri.getPathSegments()
 973                         .get(1));
 974                 share.setId(new_id);
 975             }
 976         }
 977
 978         return overriden;
 979     }
 980
 981
 982     public OCShare getFirstShareByPathAndType(String path, ShareType type) {
 983         Cursor c = null;
 984         if (getContentResolver() != null) {
 985             c = getContentResolver().query(
 986                     ProviderTableMeta.CONTENT_URI_SHARE,
 987                     null,
 988                     ProviderTableMeta.OCSHARES_PATH + "=? AND "
 989                             + ProviderTableMeta.OCSHARES_SHARE_TYPE + "=? AND "
 990                             + ProviderTableMeta.OCSHARES_ACCOUNT_OWNER + "=?",
 991                     new String[] { path, Integer.toString(type.getValue()), mAccount.name },
 992                     null);
 993         } else {
 994             try {
 995                 c = getContentProviderClient().query(
 996                         ProviderTableMeta.CONTENT_URI_SHARE,
 997                         null,
 998                         ProviderTableMeta.OCSHARES_PATH + "=? AND "
 999                                 + ProviderTableMeta.OCSHARES_SHARE_TYPE + "=? AND "
1000                                 + ProviderTableMeta.OCSHARES_ACCOUNT_OWNER + "=?",
1001                         new String[] { path, Integer.toString(type.getValue()), mAccount.name },
1002                         null);
1003
1004             } catch (RemoteException e) {
1005                 Log_OC.e(TAG, "Could not get file details: " + e.getMessage());
1006                 c = null;
1007             }
1008         }
1009         OCShare share = null;
1010         if (c.moveToFirst()) {
1011             share = createShareInstance(c);
1012         }
1013         c.close();
1014         return share;
1015     }
1016
1017     private OCShare createShareInstance(Cursor c) {
1018         OCShare share = null;
1019         if (c != null) {
1020             share = new OCShare(c.getString(c
1021                     .getColumnIndex(ProviderTableMeta.OCSHARES_PATH)));
1022             share.setId(c.getLong(c.getColumnIndex(ProviderTableMeta._ID)));
1023             share.setFileSource(c.getLong(c
1024                     .getColumnIndex(ProviderTableMeta.OCSHARES_ITEM_SOURCE)));
1025             share.setShareType(ShareType.fromValue(c.getInt(c
1026                     .getColumnIndex(ProviderTableMeta.OCSHARES_SHARE_TYPE))));
1027             share.setPermissions(c.getInt(c
1028                     .getColumnIndex(ProviderTableMeta.OCSHARES_PERMISSIONS)));
1029             share.setSharedDate(c.getLong(c
1030                     .getColumnIndex(ProviderTableMeta.OCSHARES_SHARED_DATE)));
1031             share.setExpirationDate(c.getLong(c
1032                     .getColumnIndex(ProviderTableMeta.OCSHARES_EXPIRATION_DATE)));
1033             share.setToken(c.getString(c
1034                     .getColumnIndex(ProviderTableMeta.OCSHARES_TOKEN)));
1035             share.setSharedWithDisplayName(c.getString(c
1036                     .getColumnIndex(ProviderTableMeta.OCSHARES_SHARE_WITH_DISPLAY_NAME)));
1037             share.setIsFolder(c.getInt(
1038                     c.getColumnIndex(ProviderTableMeta.OCSHARES_IS_DIRECTORY)) == 1 ? true : false);
1039             share.setUserId(c.getLong(c.getColumnIndex(ProviderTableMeta.OCSHARES_USER_ID)));
1040             share.setIdRemoteShared(
1041                 c.getLong(c.getColumnIndex(ProviderTableMeta.OCSHARES_ID_REMOTE_SHARED))
1042             );
1043
1044         }
1045         return share;
1046     }
1047
1048     private boolean shareExists(String cmp_key, String value) {
1049         Cursor c;
1050         if (getContentResolver() != null) {
1051             c = getContentResolver()
1052                     .query(ProviderTableMeta.CONTENT_URI_SHARE,
1053                             null,
1054                             cmp_key + "=? AND "
1055                                     + ProviderTableMeta.OCSHARES_ACCOUNT_OWNER
1056                                     + "=?",
1057                                     new String[] { value, mAccount.name }, null);
1058         } else {
1059             try {
1060                 c = getContentProviderClient().query(
1061                         ProviderTableMeta.CONTENT_URI_SHARE,
1062                         null,
1063                         cmp_key + "=? AND "
1064                                 + ProviderTableMeta.OCSHARES_ACCOUNT_OWNER + "=?",
1065                                 new String[] { value, mAccount.name }, null);
1066             } catch (RemoteException e) {
1067                 Log_OC.e(TAG,
1068                         "Couldn't determine file existance, assuming non existance: "
1069                                 + e.getMessage());
1070                 return false;
1071             }
1072         }
1073         boolean retval = c.moveToFirst();
1074         c.close();
1075         return retval;
1076     }
1077
1078     private boolean shareExists(long remoteId) {
1079         return shareExists(ProviderTableMeta.OCSHARES_ID_REMOTE_SHARED, String.valueOf(remoteId));
1080     }
1081
1082     private void cleanSharedFiles() {
1083         ContentValues cv = new ContentValues();
1084         cv.put(ProviderTableMeta.FILE_SHARE_BY_LINK, false);
1085         cv.put(ProviderTableMeta.FILE_PUBLIC_LINK, "");
1086         String where = ProviderTableMeta.FILE_ACCOUNT_OWNER + "=?";
1087         String [] whereArgs = new String[]{mAccount.name};
1088
1089         if (getContentResolver() != null) {
1090             getContentResolver().update(ProviderTableMeta.CONTENT_URI, cv, where, whereArgs);
1091
1092         } else {
1093             try {
1094                 getContentProviderClient().update(
1095                         ProviderTableMeta.CONTENT_URI, cv, where, whereArgs
1096                 );
1097
1098             } catch (RemoteException e) {
1099                 Log_OC.e(TAG, "Exception in cleanSharedFiles" + e.getMessage());
1100             }
1101         }
1102     }
1103
1104     private void cleanSharedFilesInFolder(OCFile folder) {
1105         ContentValues cv = new ContentValues();
1106         cv.put(ProviderTableMeta.FILE_SHARE_BY_LINK, false);
1107         cv.put(ProviderTableMeta.FILE_PUBLIC_LINK, "");
1108         String where = ProviderTableMeta.FILE_ACCOUNT_OWNER + "=? AND " +
1109                 ProviderTableMeta.FILE_PARENT + "=?";
1110         String [] whereArgs = new String[] { mAccount.name , String.valueOf(folder.getFileId()) };
1111
1112         if (getContentResolver() != null) {
1113             getContentResolver().update(ProviderTableMeta.CONTENT_URI, cv, where, whereArgs);
1114
1115         } else {
1116             try {
1117                 getContentProviderClient().update(
1118                         ProviderTableMeta.CONTENT_URI, cv, where, whereArgs
1119                 );
1120
1121             } catch (RemoteException e) {
1122                 Log_OC.e(TAG, "Exception in cleanSharedFilesInFolder " + e.getMessage());
1123             }
1124         }
1125     }
1126
1127     private void cleanShares() {
1128         String where = ProviderTableMeta.OCSHARES_ACCOUNT_OWNER + "=?";
1129         String [] whereArgs = new String[]{mAccount.name};
1130
1131         if (getContentResolver() != null) {
1132             getContentResolver().delete(ProviderTableMeta.CONTENT_URI_SHARE, where, whereArgs);
1133
1134         } else {
1135             try {
1136                 getContentProviderClient().delete(
1137                         ProviderTableMeta.CONTENT_URI_SHARE, where, whereArgs
1138                 );
1139
1140             } catch (RemoteException e) {
1141                 Log_OC.e(TAG, "Exception in cleanShares" + e.getMessage());
1142             }
1143         }
1144     }
1145
1146     public void saveShares(Collection<OCShare> shares) {
1147         cleanShares();
1148         if (shares != null) {
1149             ArrayList<ContentProviderOperation> operations =
1150                     new ArrayList<ContentProviderOperation>(shares.size());
1151
1152             // prepare operations to insert or update files to save in the given folder
1153             for (OCShare share : shares) {
1154                 ContentValues cv = new ContentValues();
1155                 cv.put(ProviderTableMeta.OCSHARES_FILE_SOURCE, share.getFileSource());
1156                 cv.put(ProviderTableMeta.OCSHARES_ITEM_SOURCE, share.getItemSource());
1157                 cv.put(ProviderTableMeta.OCSHARES_SHARE_TYPE, share.getShareType().getValue());
1158                 cv.put(ProviderTableMeta.OCSHARES_SHARE_WITH, share.getShareWith());
1159                 cv.put(ProviderTableMeta.OCSHARES_PATH, share.getPath());
1160                 cv.put(ProviderTableMeta.OCSHARES_PERMISSIONS, share.getPermissions());
1161                 cv.put(ProviderTableMeta.OCSHARES_SHARED_DATE, share.getSharedDate());
1162                 cv.put(ProviderTableMeta.OCSHARES_EXPIRATION_DATE, share.getExpirationDate());
1163                 cv.put(ProviderTableMeta.OCSHARES_TOKEN, share.getToken());
1164                 cv.put(
1165                     ProviderTableMeta.OCSHARES_SHARE_WITH_DISPLAY_NAME,
1166                     share.getSharedWithDisplayName()
1167                 );
1168                 cv.put(ProviderTableMeta.OCSHARES_IS_DIRECTORY, share.isFolder() ? 1 : 0);
1169                 cv.put(ProviderTableMeta.OCSHARES_USER_ID, share.getUserId());
1170                 cv.put(ProviderTableMeta.OCSHARES_ID_REMOTE_SHARED, share.getIdRemoteShared());
1171                 cv.put(ProviderTableMeta.OCSHARES_ACCOUNT_OWNER, mAccount.name);
1172
1173                 if (shareExists(share.getIdRemoteShared())) {
1174                     // updating an existing file
1175                     operations.add(
1176                             ContentProviderOperation.newUpdate(ProviderTableMeta.CONTENT_URI_SHARE).
1177                             withValues(cv).
1178                             withSelection(
1179                                     ProviderTableMeta.OCSHARES_ID_REMOTE_SHARED + "=?",
1180                                     new String[] { String.valueOf(share.getIdRemoteShared()) }
1181                             ).
1182                             build()
1183                     );
1184
1185                 } else {
1186                     // adding a new file
1187                     operations.add(
1188                             ContentProviderOperation.newInsert(ProviderTableMeta.CONTENT_URI_SHARE).
1189                             withValues(cv).
1190                             build()
1191                     );
1192                 }
1193             }
1194
1195             // apply operations in batch
1196             if (operations.size() > 0) {
1197                 @SuppressWarnings("unused")
1198                 ContentProviderResult[] results = null;
1199                 Log_OC.d(TAG, "Sending " + operations.size() +
1200                         " operations to FileContentProvider");
1201                 try {
1202                     if (getContentResolver() != null) {
1203                         results = getContentResolver().applyBatch(
1204                                 MainApp.getAuthority(), operations
1205                         );
1206
1207                     } else {
1208                         results = getContentProviderClient().applyBatch(operations);
1209                     }
1210
1211                 } catch (OperationApplicationException e) {
1212                     Log_OC.e(TAG, "Exception in batch of operations " + e.getMessage());
1213
1214                 } catch (RemoteException e) {
1215                     Log_OC.e(TAG, "Exception in batch of operations  " + e.getMessage());
1216                 }
1217             }
1218         }
1219
1220     }
1221
1222     public void updateSharedFiles(Collection<OCFile> sharedFiles) {
1223         cleanSharedFiles();
1224
1225         if (sharedFiles != null) {
1226             ArrayList<ContentProviderOperation> operations =
1227                     new ArrayList<ContentProviderOperation>(sharedFiles.size());
1228
1229             // prepare operations to insert or update files to save in the given folder
1230             for (OCFile file : sharedFiles) {
1231                 ContentValues cv = new ContentValues();
1232                 cv.put(ProviderTableMeta.FILE_MODIFIED, file.getModificationTimestamp());
1233                 cv.put(
1234                     ProviderTableMeta.FILE_MODIFIED_AT_LAST_SYNC_FOR_DATA,
1235                     file.getModificationTimestampAtLastSyncForData()
1236                 );
1237                 cv.put(ProviderTableMeta.FILE_CREATION, file.getCreationTimestamp());
1238                 cv.put(ProviderTableMeta.FILE_CONTENT_LENGTH, file.getFileLength());
1239                 cv.put(ProviderTableMeta.FILE_CONTENT_TYPE, file.getMimetype());
1240                 cv.put(ProviderTableMeta.FILE_NAME, file.getFileName());
1241                 cv.put(ProviderTableMeta.FILE_PARENT, file.getParentId());
1242                 cv.put(ProviderTableMeta.FILE_PATH, file.getRemotePath());
1243                 if (!file.isFolder()) {
1244                     cv.put(ProviderTableMeta.FILE_STORAGE_PATH, file.getStoragePath());
1245                 }
1246                 cv.put(ProviderTableMeta.FILE_ACCOUNT_OWNER, mAccount.name);
1247                 cv.put(ProviderTableMeta.FILE_LAST_SYNC_DATE, file.getLastSyncDateForProperties());
1248                 cv.put(
1249                     ProviderTableMeta.FILE_LAST_SYNC_DATE_FOR_DATA,
1250                     file.getLastSyncDateForData()
1251                 );
1252                 cv.put(ProviderTableMeta.FILE_KEEP_IN_SYNC, file.keepInSync() ? 1 : 0);
1253                 cv.put(ProviderTableMeta.FILE_ETAG, file.getEtag());
1254                 cv.put(ProviderTableMeta.FILE_SHARE_BY_LINK, file.isShareByLink() ? 1 : 0);
1255                 cv.put(ProviderTableMeta.FILE_PUBLIC_LINK, file.getPublicLink());
1256                 cv.put(ProviderTableMeta.FILE_PERMISSIONS, file.getPermissions());
1257                 cv.put(ProviderTableMeta.FILE_REMOTE_ID, file.getRemoteId());
1258                 cv.put(
1259                     ProviderTableMeta.FILE_UPDATE_THUMBNAIL,
1260                     file.needsUpdateThumbnail() ? 1 : 0
1261                 );
1262
1263                 boolean existsByPath = fileExists(file.getRemotePath());
1264                 if (existsByPath || fileExists(file.getFileId())) {
1265                     // updating an existing file
1266                     operations.add(
1267                             ContentProviderOperation.newUpdate(ProviderTableMeta.CONTENT_URI).
1268                             withValues(cv).
1269                             withSelection(
1270                                     ProviderTableMeta._ID + "=?",
1271                                     new String[] { String.valueOf(file.getFileId()) }
1272                             ).build()
1273                     );
1274
1275                 } else {
1276                     // adding a new file
1277                     operations.add(
1278                             ContentProviderOperation.newInsert(ProviderTableMeta.CONTENT_URI).
1279                             withValues(cv).
1280                             build()
1281                     );
1282                 }
1283             }
1284
1285             // apply operations in batch
1286             if (operations.size() > 0) {
1287                 @SuppressWarnings("unused")
1288                 ContentProviderResult[] results = null;
1289                 Log_OC.d(TAG, "Sending " + operations.size() +
1290                         " operations to FileContentProvider");
1291                 try {
1292                     if (getContentResolver() != null) {
1293                         results = getContentResolver().applyBatch(
1294                                 MainApp.getAuthority(), operations
1295                         );
1296
1297                     } else {
1298                         results = getContentProviderClient().applyBatch(operations);
1299                     }
1300
1301                 } catch (OperationApplicationException e) {
1302                     Log_OC.e(TAG, "Exception in batch of operations " + e.getMessage());
1303
1304                 } catch (RemoteException e) {
1305                     Log_OC.e(TAG, "Exception in batch of operations  " + e.getMessage());
1306                 }
1307             }
1308         }
1309
1310     }
1311
1312     public void removeShare(OCShare share){
1313         Uri share_uri = ProviderTableMeta.CONTENT_URI_SHARE;
1314         String where = ProviderTableMeta.OCSHARES_ACCOUNT_OWNER + "=?" + " AND " +
1315                 ProviderTableMeta.FILE_PATH + "=?";
1316         String [] whereArgs = new String[]{mAccount.name, share.getPath()};
1317         if (getContentProviderClient() != null) {
1318             try {
1319                 getContentProviderClient().delete(share_uri, where, whereArgs);
1320             } catch (RemoteException e) {
1321                 e.printStackTrace();
1322             }
1323         } else {
1324             getContentResolver().delete(share_uri, where, whereArgs);
1325         }
1326     }
1327
1328     public void saveSharesDB(ArrayList<OCShare> shares) {
1329         saveShares(shares);
1330
1331         ArrayList<OCFile> sharedFiles = new ArrayList<OCFile>();
1332
1333         for (OCShare share : shares) {
1334             // Get the path
1335             String path = share.getPath();
1336             if (share.isFolder()) {
1337                 path = path + FileUtils.PATH_SEPARATOR;
1338             }
1339
1340             // Update OCFile with data from share: ShareByLink  and publicLink
1341             OCFile file = getFileByPath(path);
1342             if (file != null) {
1343                 if (share.getShareType().equals(ShareType.PUBLIC_LINK)) {
1344                     file.setShareByLink(true);
1345                     sharedFiles.add(file);
1346                 }
1347             }
1348         }
1349
1350         updateSharedFiles(sharedFiles);
1351     }
1352
1353
1354     public void saveSharesInFolder(ArrayList<OCShare> shares, OCFile folder) {
1355         cleanSharedFilesInFolder(folder);
1356         ArrayList<ContentProviderOperation> operations = new ArrayList<ContentProviderOperation>();
1357         operations = prepareRemoveSharesInFolder(folder, operations);
1358
1359         if (shares != null) {
1360             // prepare operations to insert or update files to save in the given folder
1361             for (OCShare share : shares) {
1362                 ContentValues cv = new ContentValues();
1363                 cv.put(ProviderTableMeta.OCSHARES_FILE_SOURCE, share.getFileSource());
1364                 cv.put(ProviderTableMeta.OCSHARES_ITEM_SOURCE, share.getItemSource());
1365                 cv.put(ProviderTableMeta.OCSHARES_SHARE_TYPE, share.getShareType().getValue());
1366                 cv.put(ProviderTableMeta.OCSHARES_SHARE_WITH, share.getShareWith());
1367                 cv.put(ProviderTableMeta.OCSHARES_PATH, share.getPath());
1368                 cv.put(ProviderTableMeta.OCSHARES_PERMISSIONS, share.getPermissions());
1369                 cv.put(ProviderTableMeta.OCSHARES_SHARED_DATE, share.getSharedDate());
1370                 cv.put(ProviderTableMeta.OCSHARES_EXPIRATION_DATE, share.getExpirationDate());
1371                 cv.put(ProviderTableMeta.OCSHARES_TOKEN, share.getToken());
1372                 cv.put(
1373                     ProviderTableMeta.OCSHARES_SHARE_WITH_DISPLAY_NAME,
1374                     share.getSharedWithDisplayName()
1375                 );
1376                 cv.put(ProviderTableMeta.OCSHARES_IS_DIRECTORY, share.isFolder() ? 1 : 0);
1377                 cv.put(ProviderTableMeta.OCSHARES_USER_ID, share.getUserId());
1378                 cv.put(ProviderTableMeta.OCSHARES_ID_REMOTE_SHARED, share.getIdRemoteShared());
1379                 cv.put(ProviderTableMeta.OCSHARES_ACCOUNT_OWNER, mAccount.name);
1380
1381                 /*
1382                 if (shareExists(share.getIdRemoteShared())) {
1383                     // updating an existing share resource
1384                     operations.add(
1385                             ContentProviderOperation.newUpdate(ProviderTableMeta.CONTENT_URI_SHARE).
1386                             withValues(cv).
1387                             withSelection(  ProviderTableMeta.OCSHARES_ID_REMOTE_SHARED + "=?",
1388                                     new String[] { String.valueOf(share.getIdRemoteShared()) })
1389                                     .build());
1390
1391                 } else {
1392                 */
1393                 // adding a new share resource
1394                 operations.add(
1395                         ContentProviderOperation.newInsert(ProviderTableMeta.CONTENT_URI_SHARE).
1396                         withValues(cv).
1397                         build()
1398                 );
1399                 //}
1400             }
1401         }
1402
1403         // apply operations in batch
1404         if (operations.size() > 0) {
1405             @SuppressWarnings("unused")
1406             ContentProviderResult[] results = null;
1407             Log_OC.d(TAG, "Sending " + operations.size() + " operations to FileContentProvider");
1408             try {
1409                 if (getContentResolver() != null) {
1410                     results = getContentResolver().applyBatch(MainApp.getAuthority(), operations);
1411
1412                 } else {
1413                     results = getContentProviderClient().applyBatch(operations);
1414                 }
1415
1416             } catch (OperationApplicationException e) {
1417                 Log_OC.e(TAG, "Exception in batch of operations " + e.getMessage());
1418
1419             } catch (RemoteException e) {
1420                 Log_OC.e(TAG, "Exception in batch of operations  " + e.getMessage());
1421             }
1422         }
1423         //}
1424
1425     }
1426
1427     private ArrayList<ContentProviderOperation> prepareRemoveSharesInFolder(
1428             OCFile folder, ArrayList<ContentProviderOperation> preparedOperations
1429             ) {
1430         if (folder != null) {
1431             String where = ProviderTableMeta.OCSHARES_PATH + "=?" + " AND "
1432                     + ProviderTableMeta.OCSHARES_ACCOUNT_OWNER + "=?";
1433             String [] whereArgs = new String[]{ "", mAccount.name };
1434
1435             Vector<OCFile> files = getFolderContent(folder);
1436
1437             for (OCFile file : files) {
1438                 whereArgs[0] = file.getRemotePath();
1439                 preparedOperations.add(
1440                         ContentProviderOperation.newDelete(ProviderTableMeta.CONTENT_URI_SHARE).
1441                         withSelection(where, whereArgs).
1442                         build()
1443                 );
1444             }
1445         }
1446         return preparedOperations;
1447
1448         /*
1449         if (operations.size() > 0) {
1450             try {
1451                 if (getContentResolver() != null) {
1452                     getContentResolver().applyBatch(MainApp.getAuthority(), operations);
1453
1454                 } else {
1455                     getContentProviderClient().applyBatch(operations);
1456                 }
1457
1458             } catch (OperationApplicationException e) {
1459                 Log_OC.e(TAG, "Exception in batch of operations " + e.getMessage());
1460
1461             } catch (RemoteException e) {
1462                 Log_OC.e(TAG, "Exception in batch of operations  " + e.getMessage());
1463             }
1464         }
1465         */
1466
1467             /*
1468             if (getContentResolver() != null) {
1469
1470                 getContentResolver().delete(ProviderTableMeta.CONTENT_URI_SHARE,
1471                                             where,
1472                                             whereArgs);
1473             } else {
1474                 try {
1475                     getContentProviderClient().delete(  ProviderTableMeta.CONTENT_URI_SHARE,
1476                                                         where,
1477                                                         whereArgs);
1478
1479                 } catch (RemoteException e) {
1480                     Log_OC.e(TAG, "Exception deleting shares in a folder " + e.getMessage());
1481                 }
1482             }
1483             */
1484         //}
1485     }
1486
1487     public void triggerMediaScan(String path) {
1488         Intent intent = new Intent(Intent.ACTION_MEDIA_SCANNER_SCAN_FILE);
1489         intent.setData(Uri.fromFile(new File(path)));
1490         MainApp.getAppContext().sendBroadcast(intent);
1491     }
1492
1493 }