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.HashSet;
  28 import java.util.Iterator;
  29 import java.util.List;
  30 import java.util.Set;
  31 import java.util.Vector;
  32
  33 import android.accounts.Account;
  34 import android.content.ContentProviderClient;
  35 import android.content.ContentProviderOperation;
  36 import android.content.ContentProviderResult;
  37 import android.content.ContentResolver;
  38 import android.content.ContentUris;
  39 import android.content.ContentValues;
  40 import android.content.Intent;
  41 import android.content.OperationApplicationException;
  42 import android.database.Cursor;
  43 import android.net.Uri;
  44 import android.os.RemoteException;
  45 import android.provider.MediaStore;
  46
  47 import com.owncloud.android.MainApp;
  48 import com.owncloud.android.db.ProviderMeta.ProviderTableMeta;
  49 import com.owncloud.android.lib.common.utils.Log_OC;
  50 import com.owncloud.android.lib.resources.files.FileUtils;
  51 import com.owncloud.android.lib.resources.shares.OCShare;
  52 import com.owncloud.android.lib.resources.shares.ShareType;
  53 import com.owncloud.android.utils.FileStorageUtils;
  54
  55 import java.io.FileInputStream;
  56 import java.io.FileOutputStream;
  57 import java.io.IOException;
  58 import java.io.InputStream;
  59 import java.io.OutputStream;
  60
  61 public class FileDataStorageManager {
  62
  63     public static final int ROOT_PARENT_ID = 0;
  64
  65     private ContentResolver mContentResolver;
  66     private ContentProviderClient mContentProviderClient;
  67     private Account mAccount;
  68
  69     private static String TAG = FileDataStorageManager.class.getSimpleName();
  70
  71
  72     public FileDataStorageManager(Account account, ContentResolver cr) {
  73         mContentProviderClient = null;
  74         mContentResolver = cr;
  75         mAccount = account;
  76     }
  77
  78     public FileDataStorageManager(Account account, ContentProviderClient cp) {
  79         mContentProviderClient = cp;
  80         mContentResolver = null;
  81         mAccount = account;
  82     }
  83
  84
  85     public void setAccount(Account account) {
  86         mAccount = account;
  87     }
  88
  89     public Account getAccount() {
  90         return mAccount;
  91     }
  92
  93     public ContentResolver getContentResolver() {
  94         return mContentResolver;
  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, boolean onlyOnDevice) {
 146         if (f != null && f.isFolder() && f.getFileId() != -1) {
 147             return getFolderContent(f.getFileId(), onlyOnDevice);
 148
 149         } else {
 150             return new Vector<OCFile>();
 151         }
 152     }
 153
 154
 155     public Vector<OCFile> getFolderImages(OCFile folder, boolean onlyOnDevice) {
 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, onlyOnDevice);
 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     public boolean saveFile(OCFile file) {
 172         boolean overriden = false;
 173         ContentValues cv = new ContentValues();
 174         cv.put(ProviderTableMeta.FILE_MODIFIED, file.getModificationTimestamp());
 175         cv.put(
 176             ProviderTableMeta.FILE_MODIFIED_AT_LAST_SYNC_FOR_DATA,
 177             file.getModificationTimestampAtLastSyncForData()
 178         );
 179         cv.put(ProviderTableMeta.FILE_CREATION, file.getCreationTimestamp());
 180         cv.put(ProviderTableMeta.FILE_CONTENT_LENGTH, file.getFileLength());
 181         cv.put(ProviderTableMeta.FILE_CONTENT_TYPE, file.getMimetype());
 182         cv.put(ProviderTableMeta.FILE_NAME, file.getFileName());
 183         cv.put(ProviderTableMeta.FILE_PARENT, file.getParentId());
 184         cv.put(ProviderTableMeta.FILE_PATH, file.getRemotePath());
 185         if (!file.isFolder())
 186             cv.put(ProviderTableMeta.FILE_STORAGE_PATH, file.getStoragePath());
 187         cv.put(ProviderTableMeta.FILE_ACCOUNT_OWNER, mAccount.name);
 188         cv.put(ProviderTableMeta.FILE_LAST_SYNC_DATE, file.getLastSyncDateForProperties());
 189         cv.put(ProviderTableMeta.FILE_LAST_SYNC_DATE_FOR_DATA, file.getLastSyncDateForData());
 190         cv.put(ProviderTableMeta.FILE_KEEP_IN_SYNC, file.isFavorite() ? 1 : 0);
 191         cv.put(ProviderTableMeta.FILE_ETAG, file.getEtag());
 192         cv.put(ProviderTableMeta.FILE_SHARE_BY_LINK, file.isShareByLink() ? 1 : 0);
 193         cv.put(ProviderTableMeta.FILE_PUBLIC_LINK, file.getPublicLink());
 194         cv.put(ProviderTableMeta.FILE_PERMISSIONS, file.getPermissions());
 195         cv.put(ProviderTableMeta.FILE_REMOTE_ID, file.getRemoteId());
 196         cv.put(ProviderTableMeta.FILE_UPDATE_THUMBNAIL, file.needsUpdateThumbnail());
 197         cv.put(ProviderTableMeta.FILE_IS_DOWNLOADING, file.isDownloading());
 198         cv.put(ProviderTableMeta.FILE_ETAG_IN_CONFLICT, file.getEtagInConflict());
 199
 200         boolean sameRemotePath = fileExists(file.getRemotePath());
 201         if (sameRemotePath ||                fileExists(file.getFileId())) {           // for renamed files; no more delete and create
 202
 203             OCFile oldFile;
 204             if (sameRemotePath) {
 205                 oldFile = getFileByPath(file.getRemotePath());
 206                 file.setFileId(oldFile.getFileId());
 207             } else {
 208                 oldFile = getFileById(file.getFileId());
 209             }
 210
 211             overriden = true;
 212             if (getContentResolver() != null) {
 213                 getContentResolver().update(ProviderTableMeta.CONTENT_URI, cv,
 214                         ProviderTableMeta._ID + "=?",
 215                         new String[]{String.valueOf(file.getFileId())});
 216             } else {
 217                 try {
 218                     getContentProviderClient().update(ProviderTableMeta.CONTENT_URI,
 219                             cv, ProviderTableMeta._ID + "=?",
 220                             new String[]{String.valueOf(file.getFileId())});
 221                 } catch (RemoteException e) {
 222                     Log_OC.e(TAG,
 223                             "Fail to insert insert file to database "
 224                                     + e.getMessage());
 225                 }
 226             }
 227         } else {
 228             Uri result_uri = null;
 229             if (getContentResolver() != null) {
 230                 result_uri = getContentResolver().insert(
 231                         ProviderTableMeta.CONTENT_URI_FILE, cv);
 232             } else {
 233                 try {
 234                     result_uri = getContentProviderClient().insert(
 235                             ProviderTableMeta.CONTENT_URI_FILE, cv);
 236                 } catch (RemoteException e) {
 237                     Log_OC.e(TAG,
 238                             "Fail to insert insert file to database "
 239                                     + e.getMessage());
 240                 }
 241             }
 242             if (result_uri != null) {
 243                 long new_id = Long.parseLong(result_uri.getPathSegments()
 244                         .get(1));
 245                 file.setFileId(new_id);
 246             }
 247         }
 248
 249         return overriden;
 250     }
 251
 252
 253     /**
 254      * Inserts or updates the list of files contained in a given folder.
 255      * <p/>
 256      * CALLER IS THE RESPONSIBLE FOR GRANTING RIGHT UPDATE OF INFORMATION, NOT THIS METHOD.
 257      * HERE ONLY DATA CONSISTENCY SHOULD BE GRANTED
 258      *
 259      * @param folder
 260      * @param updatedFiles
 261      * @param filesToRemove
 262      */
 263     public void saveFolder(
 264             OCFile folder, Collection<OCFile> updatedFiles, Collection<OCFile> filesToRemove
 265         ) {
 266
 267         Log_OC.d(TAG,  "Saving folder " + folder.getRemotePath() + " with " + updatedFiles.size()
 268                 + " children and " + filesToRemove.size() + " files to remove");
 269
 270         ArrayList<ContentProviderOperation> operations =
 271                 new ArrayList<ContentProviderOperation>(updatedFiles.size());
 272
 273         // prepare operations to insert or update files to save in the given folder
 274         for (OCFile file : updatedFiles) {
 275             ContentValues cv = new ContentValues();
 276             cv.put(ProviderTableMeta.FILE_MODIFIED, file.getModificationTimestamp());
 277             cv.put(
 278                 ProviderTableMeta.FILE_MODIFIED_AT_LAST_SYNC_FOR_DATA,
 279                 file.getModificationTimestampAtLastSyncForData()
 280             );
 281             cv.put(ProviderTableMeta.FILE_CREATION, file.getCreationTimestamp());
 282             cv.put(ProviderTableMeta.FILE_CONTENT_LENGTH, file.getFileLength());
 283             cv.put(ProviderTableMeta.FILE_CONTENT_TYPE, file.getMimetype());
 284             cv.put(ProviderTableMeta.FILE_NAME, file.getFileName());
 285             //cv.put(ProviderTableMeta.FILE_PARENT, file.getParentId());
 286             cv.put(ProviderTableMeta.FILE_PARENT, folder.getFileId());
 287             cv.put(ProviderTableMeta.FILE_PATH, file.getRemotePath());
 288             if (!file.isFolder()) {
 289                 cv.put(ProviderTableMeta.FILE_STORAGE_PATH, file.getStoragePath());
 290             }
 291             cv.put(ProviderTableMeta.FILE_ACCOUNT_OWNER, mAccount.name);
 292             cv.put(ProviderTableMeta.FILE_LAST_SYNC_DATE, file.getLastSyncDateForProperties());
 293             cv.put(ProviderTableMeta.FILE_LAST_SYNC_DATE_FOR_DATA, file.getLastSyncDateForData());
 294             cv.put(ProviderTableMeta.FILE_KEEP_IN_SYNC, file.isFavorite() ? 1 : 0);
 295             cv.put(ProviderTableMeta.FILE_ETAG, file.getEtag());
 296             cv.put(ProviderTableMeta.FILE_SHARE_BY_LINK, file.isShareByLink() ? 1 : 0);
 297             cv.put(ProviderTableMeta.FILE_PUBLIC_LINK, file.getPublicLink());
 298             cv.put(ProviderTableMeta.FILE_PERMISSIONS, file.getPermissions());
 299             cv.put(ProviderTableMeta.FILE_REMOTE_ID, file.getRemoteId());
 300             cv.put(ProviderTableMeta.FILE_UPDATE_THUMBNAIL, file.needsUpdateThumbnail());
 301             cv.put(ProviderTableMeta.FILE_IS_DOWNLOADING, file.isDownloading());
 302             cv.put(ProviderTableMeta.FILE_ETAG_IN_CONFLICT, file.getEtagInConflict());
 303
 304             boolean existsByPath = fileExists(file.getRemotePath());
 305             if (existsByPath || fileExists(file.getFileId())) {
 306                 // updating an existing file
 307                 operations.add(ContentProviderOperation.newUpdate(ProviderTableMeta.CONTENT_URI).
 308                         withValues(cv).
 309                         withSelection(ProviderTableMeta._ID + "=?",
 310                                 new String[]{String.valueOf(file.getFileId())})
 311                         .build());
 312
 313             } else {
 314                 // adding a new file
 315                 operations.add(ContentProviderOperation.newInsert(ProviderTableMeta.CONTENT_URI).
 316                         withValues(cv).build());
 317             }
 318         }
 319
 320         // prepare operations to remove files in the given folder
 321         String where = ProviderTableMeta.FILE_ACCOUNT_OWNER + "=?" + " AND " +
 322                 ProviderTableMeta.FILE_PATH + "=?";
 323         String [] whereArgs = null;
 324         for (OCFile file : filesToRemove) {
 325             if (file.getParentId() == folder.getFileId()) {
 326                 whereArgs = new String[]{mAccount.name, file.getRemotePath()};
 327                 if (file.isFolder()) {
 328                     operations.add(ContentProviderOperation.newDelete(
 329                             ContentUris.withAppendedId(
 330                                     ProviderTableMeta.CONTENT_URI_DIR, file.getFileId()
 331                             )
 332                     ).withSelection(where, whereArgs).build());
 333
 334                     File localFolder =
 335                             new File(FileStorageUtils.getDefaultSavePathFor(mAccount.name, file));
 336                     if (localFolder.exists()) {
 337                         removeLocalFolder(localFolder);
 338                     }
 339                 } else {
 340                     operations.add(ContentProviderOperation.newDelete(
 341                             ContentUris.withAppendedId(
 342                                     ProviderTableMeta.CONTENT_URI_FILE, file.getFileId()
 343                             )
 344                     ).withSelection(where, whereArgs).build());
 345
 346                     if (file.isDown()) {
 347                         String path = file.getStoragePath();
 348                         new File(path).delete();
 349                         triggerMediaScan(path); // notify MediaScanner about removed file
 350                     }
 351                 }
 352             }
 353         }
 354
 355         // update metadata of folder
 356         ContentValues cv = new ContentValues();
 357         cv.put(ProviderTableMeta.FILE_MODIFIED, folder.getModificationTimestamp());
 358         cv.put(
 359             ProviderTableMeta.FILE_MODIFIED_AT_LAST_SYNC_FOR_DATA,
 360             folder.getModificationTimestampAtLastSyncForData()
 361         );
 362         cv.put(ProviderTableMeta.FILE_CREATION, folder.getCreationTimestamp());
 363         cv.put(ProviderTableMeta.FILE_CONTENT_LENGTH, 0);
 364         cv.put(ProviderTableMeta.FILE_CONTENT_TYPE, folder.getMimetype());
 365         cv.put(ProviderTableMeta.FILE_NAME, folder.getFileName());
 366         cv.put(ProviderTableMeta.FILE_PARENT, folder.getParentId());
 367         cv.put(ProviderTableMeta.FILE_PATH, folder.getRemotePath());
 368         cv.put(ProviderTableMeta.FILE_ACCOUNT_OWNER, mAccount.name);
 369         cv.put(ProviderTableMeta.FILE_LAST_SYNC_DATE, folder.getLastSyncDateForProperties());
 370         cv.put(ProviderTableMeta.FILE_LAST_SYNC_DATE_FOR_DATA, folder.getLastSyncDateForData());
 371         cv.put(ProviderTableMeta.FILE_KEEP_IN_SYNC, folder.isFavorite() ? 1 : 0);
 372         cv.put(ProviderTableMeta.FILE_ETAG, folder.getEtag());
 373         cv.put(ProviderTableMeta.FILE_SHARE_BY_LINK, folder.isShareByLink() ? 1 : 0);
 374         cv.put(ProviderTableMeta.FILE_PUBLIC_LINK, folder.getPublicLink());
 375         cv.put(ProviderTableMeta.FILE_PERMISSIONS, folder.getPermissions());
 376         cv.put(ProviderTableMeta.FILE_REMOTE_ID, folder.getRemoteId());
 377
 378         operations.add(ContentProviderOperation.newUpdate(ProviderTableMeta.CONTENT_URI).
 379                 withValues(cv).
 380                 withSelection(ProviderTableMeta._ID + "=?",
 381                         new String[]{String.valueOf(folder.getFileId())})
 382                 .build());
 383
 384         // apply operations in batch
 385         ContentProviderResult[] results = null;
 386         Log_OC.d(TAG, "Sending " + operations.size() + " operations to FileContentProvider");
 387         try {
 388             if (getContentResolver() != null) {
 389                 results = getContentResolver().applyBatch(MainApp.getAuthority(), operations);
 390
 391             } else {
 392                 results = getContentProviderClient().applyBatch(operations);
 393             }
 394
 395         } catch (OperationApplicationException e) {
 396             Log_OC.e(TAG, "Exception in batch of operations " + e.getMessage());
 397
 398         } catch (RemoteException e) {
 399             Log_OC.e(TAG, "Exception in batch of operations  " + e.getMessage());
 400         }
 401
 402         // update new id in file objects for insertions
 403         if (results != null) {
 404             long newId;
 405             Iterator<OCFile> filesIt = updatedFiles.iterator();
 406             OCFile file = null;
 407             for (int i = 0; i < results.length; i++) {
 408                 if (filesIt.hasNext()) {
 409                     file = filesIt.next();
 410                 } else {
 411                     file = null;
 412                 }
 413                 if (results[i].uri != null) {
 414                     newId = Long.parseLong(results[i].uri.getPathSegments().get(1));
 415                     //updatedFiles.get(i).setFileId(newId);
 416                     if (file != null) {
 417                         file.setFileId(newId);
 418                     }
 419                 }
 420             }
 421         }
 422
 423     }
 424
 425
 426     public boolean removeFile(OCFile file, boolean removeDBData, boolean removeLocalCopy) {
 427         boolean success = true;
 428         if (file != null) {
 429             if (file.isFolder()) {
 430                 success = removeFolder(file, removeDBData, removeLocalCopy);
 431
 432             } else {
 433                 if (removeDBData) {
 434                     //Uri file_uri = Uri.withAppendedPath(ProviderTableMeta.CONTENT_URI_FILE, ""+file.getFileId());
 435                     Uri file_uri = ContentUris.withAppendedId(ProviderTableMeta.CONTENT_URI_FILE, file.getFileId());
 436                     String where = ProviderTableMeta.FILE_ACCOUNT_OWNER + "=?" + " AND " + ProviderTableMeta.FILE_PATH + "=?";
 437                     String[] whereArgs = new String[]{mAccount.name, file.getRemotePath()};
 438                     int deleted = 0;
 439                     if (getContentProviderClient() != null) {
 440                         try {
 441                             deleted = getContentProviderClient().delete(file_uri, where, whereArgs);
 442                         } catch (RemoteException e) {
 443                             e.printStackTrace();
 444                         }
 445                     } else {
 446                         deleted = getContentResolver().delete(file_uri, where, whereArgs);
 447                     }
 448                     success &= (deleted > 0);
 449                 }
 450                 String localPath = file.getStoragePath();
 451                 if (removeLocalCopy && file.isDown() && localPath != null && success) {
 452                     success = new File(localPath).delete();
 453                     if (success) {
 454                         deleteFileInMediaScan(localPath);
 455                     }
 456                     if (!removeDBData && success) {
 457                         // maybe unnecessary, but should be checked TODO remove if unnecessary
 458                         file.setStoragePath(null);
 459                         saveFile(file);
 460                         saveConflict(file, null);
 461                     }
 462                 }
 463             }
 464         }
 465         return success;
 466     }
 467
 468
 469     public boolean removeFolder(OCFile folder, boolean removeDBData, boolean removeLocalContent) {
 470         boolean success = true;
 471         if (folder != null && folder.isFolder()) {
 472             if (removeDBData && folder.getFileId() != -1) {
 473                 success = removeFolderInDb(folder);
 474             }
 475             if (removeLocalContent && success) {
 476                 success = removeLocalFolder(folder);
 477             }
 478         }
 479         return success;
 480     }
 481
 482     private boolean removeFolderInDb(OCFile folder) {
 483         Uri folder_uri = Uri.withAppendedPath(ProviderTableMeta.CONTENT_URI_DIR, "" +
 484                 folder.getFileId());   // URI for recursive deletion
 485         String where = ProviderTableMeta.FILE_ACCOUNT_OWNER + "=?" + " AND " +
 486                 ProviderTableMeta.FILE_PATH + "=?";
 487         String [] whereArgs = new String[]{mAccount.name, folder.getRemotePath()};
 488         int deleted = 0;
 489         if (getContentProviderClient() != null) {
 490             try {
 491                 deleted = getContentProviderClient().delete(folder_uri, where, whereArgs);
 492             } catch (RemoteException e) {
 493                 e.printStackTrace();
 494             }
 495         } else {
 496             deleted = getContentResolver().delete(folder_uri, where, whereArgs);
 497         }
 498         return deleted > 0;
 499     }
 500
 501     private boolean removeLocalFolder(OCFile folder) {
 502         boolean success = true;
 503         String localFolderPath = FileStorageUtils.getDefaultSavePathFor(mAccount.name, folder);
 504         File localFolder = new File(localFolderPath);
 505         if (localFolder.exists()) {
 506             // stage 1: remove the local files already registered in the files database
 507             Vector<OCFile> files = getFolderContent(folder.getFileId(), false);
 508             if (files != null) {
 509                 for (OCFile file : files) {
 510                     if (file.isFolder()) {
 511                         success &= removeLocalFolder(file);
 512                     } else {
 513                         if (file.isDown()) {
 514                             File localFile = new File(file.getStoragePath());
 515                             success &= localFile.delete();
 516                             if (success) {
 517                                 // notify MediaScanner about removed file
 518                                 deleteFileInMediaScan(file.getStoragePath());
 519                                 file.setStoragePath(null);
 520                                 saveFile(file);
 521                             }
 522                         }
 523                     }
 524                 }
 525             }
 526
 527             // stage 2: remove the folder itself and any local file inside out of sync;
 528             //          for instance, after clearing the app cache or reinstalling
 529             success &= removeLocalFolder(localFolder);
 530         }
 531         return success;
 532     }
 533
 534     private boolean removeLocalFolder(File localFolder) {
 535         boolean success = true;
 536         File[] localFiles = localFolder.listFiles();
 537         if (localFiles != null) {
 538             for (File localFile : localFiles) {
 539                 if (localFile.isDirectory()) {
 540                     success &= removeLocalFolder(localFile);
 541                 } else {
 542                     String path = localFile.getAbsolutePath();
 543                     success &= localFile.delete();
 544                 }
 545             }
 546         }
 547         success &= localFolder.delete();
 548         return success;
 549     }
 550
 551
 552     /**
 553      * Updates database and file system for a file or folder that was moved to a different location.
 554      *
 555      * TODO explore better (faster) implementations
 556      * TODO throw exceptions up !
 557      */
 558     public void moveLocalFile(OCFile file, String targetPath, String targetParentPath) {
 559
 560         if (file != null && file.fileExists() && !OCFile.ROOT_PATH.equals(file.getFileName())) {
 561
 562             OCFile targetParent = getFileByPath(targetParentPath);
 563             if (targetParent == null) {
 564                 throw new IllegalStateException("Parent folder of the target path does not exist!!");
 565             }
 566
 567             /// 1. get all the descendants of the moved element in a single QUERY
 568             Cursor c = null;
 569             if (getContentProviderClient() != null) {
 570                 try {
 571                     c = getContentProviderClient().query(
 572                             ProviderTableMeta.CONTENT_URI,
 573                             null,
 574                             ProviderTableMeta.FILE_ACCOUNT_OWNER + "=? AND " +
 575                                     ProviderTableMeta.FILE_PATH + " LIKE ? ",
 576                             new String[]{
 577                                     mAccount.name,
 578                                     file.getRemotePath() + "%"
 579                             },
 580                             ProviderTableMeta.FILE_PATH + " ASC "
 581                     );
 582                 } catch (RemoteException e) {
 583                     Log_OC.e(TAG, e.getMessage());
 584                 }
 585
 586             } else {
 587                 c = getContentResolver().query(
 588                         ProviderTableMeta.CONTENT_URI,
 589                         null,
 590                         ProviderTableMeta.FILE_ACCOUNT_OWNER + "=? AND " +
 591                                 ProviderTableMeta.FILE_PATH + " LIKE ? ",
 592                         new String[]{
 593                                 mAccount.name,
 594                                 file.getRemotePath() + "%"
 595                         },
 596                         ProviderTableMeta.FILE_PATH + " ASC "
 597                 );
 598             }
 599
 600             /// 2. prepare a batch of update operations to change all the descendants
 601             ArrayList<ContentProviderOperation> operations =
 602                     new ArrayList<ContentProviderOperation>(c.getCount());
 603             String defaultSavePath = FileStorageUtils.getSavePath(mAccount.name);
 604             List<String> originalPathsToTriggerMediaScan = new ArrayList<String>();
 605             List<String> newPathsToTriggerMediaScan = new ArrayList<String>();
 606             if (c.moveToFirst()) {
 607                 int lengthOfOldPath = file.getRemotePath().length();
 608                 int lengthOfOldStoragePath = defaultSavePath.length() + lengthOfOldPath;
 609                 do {
 610                     ContentValues cv = new ContentValues(); // keep construction in the loop
 611                     OCFile child = createFileInstance(c);
 612                     cv.put(
 613                             ProviderTableMeta.FILE_PATH,
 614                             targetPath + child.getRemotePath().substring(lengthOfOldPath)
 615                     );
 616                     if (child.getStoragePath() != null &&
 617                             child.getStoragePath().startsWith(defaultSavePath)) {
 618                         // update link to downloaded content - but local move is not done here!
 619                         String targetLocalPath = defaultSavePath + targetPath +
 620                                 child.getStoragePath().substring(lengthOfOldStoragePath);
 621
 622                         cv.put(ProviderTableMeta.FILE_STORAGE_PATH, targetLocalPath);
 623
 624                         originalPathsToTriggerMediaScan.add(child.getStoragePath());
 625                         newPathsToTriggerMediaScan.add(targetLocalPath);
 626
 627                     }
 628                     if (child.getRemotePath().equals(file.getRemotePath())) {
 629                         cv.put(
 630                                 ProviderTableMeta.FILE_PARENT,
 631                                 targetParent.getFileId()
 632                         );
 633                     }
 634                     operations.add(
 635                             ContentProviderOperation.newUpdate(ProviderTableMeta.CONTENT_URI).
 636                                     withValues(cv).
 637                                     withSelection(
 638                                             ProviderTableMeta._ID + "=?",
 639                                             new String[]{String.valueOf(child.getFileId())}
 640                                     )
 641                                     .build());
 642
 643                 } while (c.moveToNext());
 644             }
 645             c.close();
 646
 647             /// 3. apply updates in batch
 648             try {
 649                 if (getContentResolver() != null) {
 650                     getContentResolver().applyBatch(MainApp.getAuthority(), operations);
 651
 652                 } else {
 653                     getContentProviderClient().applyBatch(operations);
 654                 }
 655
 656             } catch (Exception e) {
 657                 Log_OC.e(TAG, "Fail to update " + file.getFileId() + " and descendants in database", e);
 658             }
 659
 660             /// 4. move in local file system
 661             String originalLocalPath = FileStorageUtils.getDefaultSavePathFor(mAccount.name, file);
 662             String targetLocalPath = defaultSavePath + targetPath;
 663             File localFile = new File(originalLocalPath);
 664             boolean renamed = false;
 665             if (localFile.exists()) {
 666                 File targetFile = new File(targetLocalPath);
 667                 File targetFolder = targetFile.getParentFile();
 668                 if (!targetFolder.exists()) {
 669                     targetFolder.mkdirs();
 670                 }
 671                 renamed = localFile.renameTo(targetFile);
 672             }
 673
 674             if (renamed) {
 675                 Iterator<String> it = originalPathsToTriggerMediaScan.iterator();
 676                 while (it.hasNext()) {
 677                     // Notify MediaScanner about removed file
 678                     deleteFileInMediaScan(it.next());
 679                 }
 680                 it = newPathsToTriggerMediaScan.iterator();
 681                 while (it.hasNext()) {
 682                     // Notify MediaScanner about new file/folder
 683                     triggerMediaScan(it.next());
 684                 }
 685             }
 686         }
 687
 688     }
 689
 690     public void copyLocalFile(OCFile file, String targetPath) {
 691
 692         if (file != null && file.fileExists() && !OCFile.ROOT_PATH.equals(file.getFileName())) {
 693             String localPath = FileStorageUtils.getDefaultSavePathFor(mAccount.name, file);
 694             File localFile = new File(localPath);
 695             boolean copied = false;
 696             String defaultSavePath = FileStorageUtils.getSavePath(mAccount.name);
 697             if (localFile.exists()) {
 698                 File targetFile = new File(defaultSavePath + targetPath);
 699                 File targetFolder = targetFile.getParentFile();
 700                 if (!targetFolder.exists()) {
 701                     targetFolder.mkdirs();
 702                 }
 703                 copied = copyFile(localFile, targetFile);
 704             }
 705             Log_OC.d(TAG, "Local file COPIED : " + copied);
 706         }
 707     }
 708
 709     private boolean copyFile(File src, File target) {
 710         boolean ret = true;
 711
 712         InputStream in = null;
 713         OutputStream out = null;
 714
 715         try {
 716             in = new FileInputStream(src);
 717             out = new FileOutputStream(target);
 718             byte[] buf = new byte[1024];
 719             int len;
 720             while ((len = in.read(buf)) > 0) {
 721                 out.write(buf, 0, len);
 722             }
 723         } catch (IOException ex) {
 724             ret = false;
 725         } finally {
 726             if (in != null) try {
 727                 in.close();
 728             } catch (IOException e) {
 729                 e.printStackTrace(System.err);
 730             }
 731             if (out != null) try {
 732                 out.close();
 733             } catch (IOException e) {
 734                 e.printStackTrace(System.err);
 735             }
 736         }
 737
 738         return ret;
 739     }
 740
 741
 742     private Vector<OCFile> getFolderContent(long parentId, boolean onlyOnDevice) {
 743
 744         Vector<OCFile> ret = new Vector<OCFile>();
 745
 746         Uri req_uri = Uri.withAppendedPath(
 747                 ProviderTableMeta.CONTENT_URI_DIR,
 748                 String.valueOf(parentId));
 749         Cursor c = null;
 750
 751         if (getContentProviderClient() != null) {
 752             try {
 753                 c = getContentProviderClient().query(req_uri, null,
 754                         ProviderTableMeta.FILE_PARENT + "=?",
 755                         new String[]{String.valueOf(parentId)}, null);
 756             } catch (RemoteException e) {
 757                 Log_OC.e(TAG, e.getMessage());
 758                 return ret;
 759             }
 760         } else {
 761             c = getContentResolver().query(req_uri, null,
 762                     ProviderTableMeta.FILE_PARENT + "=?",
 763                     new String[]{String.valueOf(parentId)}, null);
 764         }
 765
 766         if (c.moveToFirst()) {
 767             do {
 768                 OCFile child = createFileInstance(c);
 769                  if (child.isFolder() || !onlyOnDevice || onlyOnDevice && child.isDown()){
 770                     ret.add(child);
 771                  }
 772             } while (c.moveToNext());
 773         }
 774
 775         c.close();
 776
 777         Collections.sort(ret);
 778
 779         return ret;
 780     }
 781
 782
 783     private OCFile createRootDir() {
 784         OCFile file = new OCFile(OCFile.ROOT_PATH);
 785         file.setMimetype("DIR");
 786         file.setParentId(FileDataStorageManager.ROOT_PARENT_ID);
 787         saveFile(file);
 788         return file;
 789     }
 790
 791     private boolean fileExists(String cmp_key, String value) {
 792         Cursor c;
 793         if (getContentResolver() != null) {
 794             c = getContentResolver()
 795                     .query(ProviderTableMeta.CONTENT_URI,
 796                             null,
 797                             cmp_key + "=? AND "
 798                                     + ProviderTableMeta.FILE_ACCOUNT_OWNER
 799                                     + "=?",
 800                             new String[]{value, mAccount.name}, null);
 801         } else {
 802             try {
 803                 c = getContentProviderClient().query(
 804                         ProviderTableMeta.CONTENT_URI,
 805                         null,
 806                         cmp_key + "=? AND "
 807                                 + ProviderTableMeta.FILE_ACCOUNT_OWNER + "=?",
 808                         new String[]{value, mAccount.name}, null);
 809             } catch (RemoteException e) {
 810                 Log_OC.e(TAG,
 811                         "Couldn't determine file existance, assuming non existance: "
 812                                 + e.getMessage());
 813                 return false;
 814             }
 815         }
 816         boolean retval = c.moveToFirst();
 817         c.close();
 818         return retval;
 819     }
 820
 821     private Cursor getCursorForValue(String key, String value) {
 822         Cursor c = null;
 823         if (getContentResolver() != null) {
 824             c = getContentResolver()
 825                     .query(ProviderTableMeta.CONTENT_URI,
 826                             null,
 827                             key + "=? AND "
 828                                     + ProviderTableMeta.FILE_ACCOUNT_OWNER
 829                                     + "=?",
 830                             new String[]{value, mAccount.name}, null);
 831         } else {
 832             try {
 833                 c = getContentProviderClient().query(
 834                         ProviderTableMeta.CONTENT_URI,
 835                         null,
 836                         key + "=? AND " + ProviderTableMeta.FILE_ACCOUNT_OWNER
 837                                 + "=?", new String[]{value, mAccount.name},
 838                         null);
 839             } catch (RemoteException e) {
 840                 Log_OC.e(TAG, "Could not get file details: " + e.getMessage());
 841                 c = null;
 842             }
 843         }
 844         return c;
 845     }
 846
 847
 848     private OCFile createFileInstance(Cursor c) {
 849         OCFile file = null;
 850         if (c != null) {
 851             file = new OCFile(c.getString(c
 852                     .getColumnIndex(ProviderTableMeta.FILE_PATH)));
 853             file.setFileId(c.getLong(c.getColumnIndex(ProviderTableMeta._ID)));
 854             file.setParentId(c.getLong(c
 855                     .getColumnIndex(ProviderTableMeta.FILE_PARENT)));
 856             file.setMimetype(c.getString(c
 857                     .getColumnIndex(ProviderTableMeta.FILE_CONTENT_TYPE)));
 858             if (!file.isFolder()) {
 859                 file.setStoragePath(c.getString(c
 860                         .getColumnIndex(ProviderTableMeta.FILE_STORAGE_PATH)));
 861                 if (file.getStoragePath() == null) {
 862                     // try to find existing file and bind it with current account;
 863                     // with the current update of SynchronizeFolderOperation, this won't be
 864                     // necessary anymore after a full synchronization of the account
 865                     File f = new File(FileStorageUtils.getDefaultSavePathFor(mAccount.name, file));
 866                     if (f.exists()) {
 867                         file.setStoragePath(f.getAbsolutePath());
 868                         file.setLastSyncDateForData(f.lastModified());
 869                     }
 870                 }
 871             }
 872             file.setFileLength(c.getLong(c
 873                     .getColumnIndex(ProviderTableMeta.FILE_CONTENT_LENGTH)));
 874             file.setCreationTimestamp(c.getLong(c
 875                     .getColumnIndex(ProviderTableMeta.FILE_CREATION)));
 876             file.setModificationTimestamp(c.getLong(c
 877                     .getColumnIndex(ProviderTableMeta.FILE_MODIFIED)));
 878             file.setModificationTimestampAtLastSyncForData(c.getLong(c
 879                     .getColumnIndex(ProviderTableMeta.FILE_MODIFIED_AT_LAST_SYNC_FOR_DATA)));
 880             file.setLastSyncDateForProperties(c.getLong(c
 881                     .getColumnIndex(ProviderTableMeta.FILE_LAST_SYNC_DATE)));
 882             file.setLastSyncDateForData(c.getLong(c.
 883                     getColumnIndex(ProviderTableMeta.FILE_LAST_SYNC_DATE_FOR_DATA)));
 884             file.setFavorite(c.getInt(
 885                     c.getColumnIndex(ProviderTableMeta.FILE_KEEP_IN_SYNC)) == 1 ? true : false);
 886             file.setEtag(c.getString(c.getColumnIndex(ProviderTableMeta.FILE_ETAG)));
 887             file.setShareByLink(c.getInt(
 888                     c.getColumnIndex(ProviderTableMeta.FILE_SHARE_BY_LINK)) == 1 ? true : false);
 889             file.setPublicLink(c.getString(c.getColumnIndex(ProviderTableMeta.FILE_PUBLIC_LINK)));
 890             file.setPermissions(c.getString(c.getColumnIndex(ProviderTableMeta.FILE_PERMISSIONS)));
 891             file.setRemoteId(c.getString(c.getColumnIndex(ProviderTableMeta.FILE_REMOTE_ID)));
 892             file.setNeedsUpdateThumbnail(c.getInt(
 893                     c.getColumnIndex(ProviderTableMeta.FILE_UPDATE_THUMBNAIL)) == 1 ? true : false);
 894             file.setDownloading(c.getInt(
 895                     c.getColumnIndex(ProviderTableMeta.FILE_IS_DOWNLOADING)) == 1 ? true : false);
 896             file.setEtagInConflict(c.getString(c.getColumnIndex(ProviderTableMeta.FILE_ETAG_IN_CONFLICT)));
 897
 898         }
 899         return file;
 900     }
 901
 902     // Methods for Shares
 903     public boolean saveShare(OCShare share) {
 904         boolean overriden = false;
 905         ContentValues cv = new ContentValues();
 906         cv.put(ProviderTableMeta.OCSHARES_FILE_SOURCE, share.getFileSource());
 907         cv.put(ProviderTableMeta.OCSHARES_ITEM_SOURCE, share.getItemSource());
 908         cv.put(ProviderTableMeta.OCSHARES_SHARE_TYPE, share.getShareType().getValue());
 909         cv.put(ProviderTableMeta.OCSHARES_SHARE_WITH, share.getShareWith());
 910         cv.put(ProviderTableMeta.OCSHARES_PATH, share.getPath());
 911         cv.put(ProviderTableMeta.OCSHARES_PERMISSIONS, share.getPermissions());
 912         cv.put(ProviderTableMeta.OCSHARES_SHARED_DATE, share.getSharedDate());
 913         cv.put(ProviderTableMeta.OCSHARES_EXPIRATION_DATE, share.getExpirationDate());
 914         cv.put(ProviderTableMeta.OCSHARES_TOKEN, share.getToken());
 915         cv.put(
 916             ProviderTableMeta.OCSHARES_SHARE_WITH_DISPLAY_NAME,
 917             share.getSharedWithDisplayName()
 918         );
 919         cv.put(ProviderTableMeta.OCSHARES_IS_DIRECTORY, share.isFolder() ? 1 : 0);
 920         cv.put(ProviderTableMeta.OCSHARES_USER_ID, share.getUserId());
 921         cv.put(ProviderTableMeta.OCSHARES_ID_REMOTE_SHARED, share.getIdRemoteShared());
 922         cv.put(ProviderTableMeta.OCSHARES_ACCOUNT_OWNER, mAccount.name);
 923
 924         if (shareExists(share.getIdRemoteShared())) {           // for renamed files; no more delete and create
 925             overriden = true;
 926             if (getContentResolver() != null) {
 927                 getContentResolver().update(ProviderTableMeta.CONTENT_URI_SHARE, cv,
 928                         ProviderTableMeta.OCSHARES_ID_REMOTE_SHARED + "=?",
 929                         new String[]{String.valueOf(share.getIdRemoteShared())});
 930             } else {
 931                 try {
 932                     getContentProviderClient().update(ProviderTableMeta.CONTENT_URI_SHARE,
 933                             cv, ProviderTableMeta.OCSHARES_ID_REMOTE_SHARED + "=?",
 934                             new String[]{String.valueOf(share.getIdRemoteShared())});
 935                 } catch (RemoteException e) {
 936                     Log_OC.e(TAG,
 937                             "Fail to insert insert file to database "
 938                                     + e.getMessage());
 939                 }
 940             }
 941         } else {
 942             Uri result_uri = null;
 943             if (getContentResolver() != null) {
 944                 result_uri = getContentResolver().insert(
 945                         ProviderTableMeta.CONTENT_URI_SHARE, cv);
 946             } else {
 947                 try {
 948                     result_uri = getContentProviderClient().insert(
 949                             ProviderTableMeta.CONTENT_URI_SHARE, cv);
 950                 } catch (RemoteException e) {
 951                     Log_OC.e(TAG,
 952                             "Fail to insert insert file to database "
 953                                     + e.getMessage());
 954                 }
 955             }
 956             if (result_uri != null) {
 957                 long new_id = Long.parseLong(result_uri.getPathSegments()
 958                         .get(1));
 959                 share.setId(new_id);
 960             }
 961         }
 962
 963         return overriden;
 964     }
 965
 966
 967     public OCShare getFirstShareByPathAndType(String path, ShareType type) {
 968         Cursor c = null;
 969         if (getContentResolver() != null) {
 970             c = getContentResolver().query(
 971                     ProviderTableMeta.CONTENT_URI_SHARE,
 972                     null,
 973                     ProviderTableMeta.OCSHARES_PATH + "=? AND "
 974                             + ProviderTableMeta.OCSHARES_SHARE_TYPE + "=? AND "
 975                             + ProviderTableMeta.OCSHARES_ACCOUNT_OWNER + "=?",
 976                     new String[]{path, Integer.toString(type.getValue()), mAccount.name},
 977                     null);
 978         } else {
 979             try {
 980                 c = getContentProviderClient().query(
 981                         ProviderTableMeta.CONTENT_URI_SHARE,
 982                         null,
 983                         ProviderTableMeta.OCSHARES_PATH + "=? AND "
 984                                 + ProviderTableMeta.OCSHARES_SHARE_TYPE + "=? AND "
 985                                 + ProviderTableMeta.OCSHARES_ACCOUNT_OWNER + "=?",
 986                         new String[]{path, Integer.toString(type.getValue()), mAccount.name},
 987                         null);
 988
 989             } catch (RemoteException e) {
 990                 Log_OC.e(TAG, "Could not get file details: " + e.getMessage());
 991                 c = null;
 992             }
 993         }
 994         OCShare share = null;
 995         if (c.moveToFirst()) {
 996             share = createShareInstance(c);
 997         }
 998         c.close();
 999         return share;
1000     }
1001
1002     private OCShare createShareInstance(Cursor c) {
1003         OCShare share = null;
1004         if (c != null) {
1005             share = new OCShare(c.getString(c
1006                     .getColumnIndex(ProviderTableMeta.OCSHARES_PATH)));
1007             share.setId(c.getLong(c.getColumnIndex(ProviderTableMeta._ID)));
1008             share.setFileSource(c.getLong(c
1009                     .getColumnIndex(ProviderTableMeta.OCSHARES_ITEM_SOURCE)));
1010             share.setShareType(ShareType.fromValue(c.getInt(c
1011                     .getColumnIndex(ProviderTableMeta.OCSHARES_SHARE_TYPE))));
1012             share.setPermissions(c.getInt(c
1013                     .getColumnIndex(ProviderTableMeta.OCSHARES_PERMISSIONS)));
1014             share.setSharedDate(c.getLong(c
1015                     .getColumnIndex(ProviderTableMeta.OCSHARES_SHARED_DATE)));
1016             share.setExpirationDate(c.getLong(c
1017                     .getColumnIndex(ProviderTableMeta.OCSHARES_EXPIRATION_DATE)));
1018             share.setToken(c.getString(c
1019                     .getColumnIndex(ProviderTableMeta.OCSHARES_TOKEN)));
1020             share.setSharedWithDisplayName(c.getString(c
1021                     .getColumnIndex(ProviderTableMeta.OCSHARES_SHARE_WITH_DISPLAY_NAME)));
1022             share.setIsFolder(c.getInt(
1023                     c.getColumnIndex(ProviderTableMeta.OCSHARES_IS_DIRECTORY)) == 1);
1024             share.setUserId(c.getLong(c.getColumnIndex(ProviderTableMeta.OCSHARES_USER_ID)));
1025             share.setIdRemoteShared(c.getLong(c.getColumnIndex(ProviderTableMeta.OCSHARES_ID_REMOTE_SHARED)));
1026         }
1027         return share;
1028     }
1029
1030     private boolean shareExists(String cmp_key, String value) {
1031         Cursor c;
1032         if (getContentResolver() != null) {
1033             c = getContentResolver()
1034                     .query(ProviderTableMeta.CONTENT_URI_SHARE,
1035                             null,
1036                             cmp_key + "=? AND "
1037                                     + ProviderTableMeta.OCSHARES_ACCOUNT_OWNER
1038                                     + "=?",
1039                             new String[]{value, mAccount.name}, null);
1040         } else {
1041             try {
1042                 c = getContentProviderClient().query(
1043                         ProviderTableMeta.CONTENT_URI_SHARE,
1044                         null,
1045                         cmp_key + "=? AND "
1046                                 + ProviderTableMeta.OCSHARES_ACCOUNT_OWNER + "=?",
1047                         new String[]{value, mAccount.name}, null);
1048             } catch (RemoteException e) {
1049                 Log_OC.e(TAG,
1050                         "Couldn't determine file existance, assuming non existance: "
1051                                 + e.getMessage());
1052                 return false;
1053             }
1054         }
1055         boolean retval = c.moveToFirst();
1056         c.close();
1057         return retval;
1058     }
1059
1060     private boolean shareExists(long remoteId) {
1061         return shareExists(ProviderTableMeta.OCSHARES_ID_REMOTE_SHARED, String.valueOf(remoteId));
1062     }
1063
1064     private void cleanSharedFiles() {
1065         ContentValues cv = new ContentValues();
1066         cv.put(ProviderTableMeta.FILE_SHARE_BY_LINK, false);
1067         cv.put(ProviderTableMeta.FILE_PUBLIC_LINK, "");
1068         String where = ProviderTableMeta.FILE_ACCOUNT_OWNER + "=?";
1069         String[] whereArgs = new String[]{mAccount.name};
1070
1071         if (getContentResolver() != null) {
1072             getContentResolver().update(ProviderTableMeta.CONTENT_URI, cv, where, whereArgs);
1073
1074         } else {
1075             try {
1076                 getContentProviderClient().update(ProviderTableMeta.CONTENT_URI, cv, where, whereArgs);
1077             } catch (RemoteException e) {
1078                 Log_OC.e(TAG, "Exception in cleanSharedFiles" + e.getMessage());
1079             }
1080         }
1081     }
1082
1083     private void cleanSharedFilesInFolder(OCFile folder) {
1084         ContentValues cv = new ContentValues();
1085         cv.put(ProviderTableMeta.FILE_SHARE_BY_LINK, false);
1086         cv.put(ProviderTableMeta.FILE_PUBLIC_LINK, "");
1087         String where = ProviderTableMeta.FILE_ACCOUNT_OWNER + "=? AND " +
1088                 ProviderTableMeta.FILE_PARENT + "=?";
1089         String [] whereArgs = new String[] { mAccount.name , String.valueOf(folder.getFileId()) };
1090
1091         if (getContentResolver() != null) {
1092             getContentResolver().update(ProviderTableMeta.CONTENT_URI, cv, where, whereArgs);
1093
1094         } else {
1095             try {
1096                 getContentProviderClient().update(ProviderTableMeta.CONTENT_URI, cv, where, whereArgs);
1097             } catch (RemoteException e) {
1098                 Log_OC.e(TAG, "Exception in cleanSharedFilesInFolder " + e.getMessage());
1099             }
1100         }
1101     }
1102
1103     private void cleanShares() {
1104         String where = ProviderTableMeta.OCSHARES_ACCOUNT_OWNER + "=?";
1105         String[] whereArgs = new String[]{mAccount.name};
1106
1107         if (getContentResolver() != null) {
1108             getContentResolver().delete(ProviderTableMeta.CONTENT_URI_SHARE, where, whereArgs);
1109
1110         } else {
1111             try {
1112                 getContentProviderClient().delete(ProviderTableMeta.CONTENT_URI_SHARE, where, whereArgs);
1113             } catch (RemoteException e) {
1114                 Log_OC.e(TAG, "Exception in cleanShares" + e.getMessage());
1115             }
1116         }
1117     }
1118
1119     public void saveShares(Collection<OCShare> shares) {
1120         cleanShares();
1121         if (shares != null) {
1122             ArrayList<ContentProviderOperation> operations =
1123                     new ArrayList<ContentProviderOperation>(shares.size());
1124
1125             // prepare operations to insert or update files to save in the given folder
1126             for (OCShare share : shares) {
1127                 ContentValues cv = new ContentValues();
1128                 cv.put(ProviderTableMeta.OCSHARES_FILE_SOURCE, share.getFileSource());
1129                 cv.put(ProviderTableMeta.OCSHARES_ITEM_SOURCE, share.getItemSource());
1130                 cv.put(ProviderTableMeta.OCSHARES_SHARE_TYPE, share.getShareType().getValue());
1131                 cv.put(ProviderTableMeta.OCSHARES_SHARE_WITH, share.getShareWith());
1132                 cv.put(ProviderTableMeta.OCSHARES_PATH, share.getPath());
1133                 cv.put(ProviderTableMeta.OCSHARES_PERMISSIONS, share.getPermissions());
1134                 cv.put(ProviderTableMeta.OCSHARES_SHARED_DATE, share.getSharedDate());
1135                 cv.put(ProviderTableMeta.OCSHARES_EXPIRATION_DATE, share.getExpirationDate());
1136                 cv.put(ProviderTableMeta.OCSHARES_TOKEN, share.getToken());
1137                 cv.put(
1138                     ProviderTableMeta.OCSHARES_SHARE_WITH_DISPLAY_NAME,
1139                     share.getSharedWithDisplayName()
1140                 );
1141                 cv.put(ProviderTableMeta.OCSHARES_IS_DIRECTORY, share.isFolder() ? 1 : 0);
1142                 cv.put(ProviderTableMeta.OCSHARES_USER_ID, share.getUserId());
1143                 cv.put(ProviderTableMeta.OCSHARES_ID_REMOTE_SHARED, share.getIdRemoteShared());
1144                 cv.put(ProviderTableMeta.OCSHARES_ACCOUNT_OWNER, mAccount.name);
1145
1146                 if (shareExists(share.getIdRemoteShared())) {
1147                     // updating an existing file
1148                     operations.add(
1149                             ContentProviderOperation.newUpdate(ProviderTableMeta.CONTENT_URI_SHARE).
1150                             withValues(cv).
1151                             withSelection(ProviderTableMeta.OCSHARES_ID_REMOTE_SHARED + "=?",
1152                                     new String[]{String.valueOf(share.getIdRemoteShared())})
1153                             .build());
1154                 } else {
1155                     // adding a new file
1156                     operations.add(
1157                             ContentProviderOperation.newInsert(ProviderTableMeta.CONTENT_URI_SHARE).
1158                             withValues(cv).
1159                             build()
1160                     );
1161                 }
1162             }
1163
1164             // apply operations in batch
1165             if (operations.size() > 0) {
1166                 @SuppressWarnings("unused")
1167                 ContentProviderResult[] results = null;
1168                 Log_OC.d(TAG, "Sending " + operations.size() +
1169                         " operations to FileContentProvider");
1170                 try {
1171                     if (getContentResolver() != null) {
1172                         results = getContentResolver().applyBatch(MainApp.getAuthority(), operations);
1173                     } else {
1174                         results = getContentProviderClient().applyBatch(operations);
1175                     }
1176
1177                 } catch (OperationApplicationException e) {
1178                     Log_OC.e(TAG, "Exception in batch of operations " + e.getMessage());
1179
1180                 } catch (RemoteException e) {
1181                     Log_OC.e(TAG, "Exception in batch of operations  " + e.getMessage());
1182                 }
1183             }
1184         }
1185
1186     }
1187
1188     public void updateSharedFiles(Collection<OCFile> sharedFiles) {
1189         cleanSharedFiles();
1190
1191         if (sharedFiles != null) {
1192             ArrayList<ContentProviderOperation> operations =
1193                     new ArrayList<ContentProviderOperation>(sharedFiles.size());
1194
1195             // prepare operations to insert or update files to save in the given folder
1196             for (OCFile file : sharedFiles) {
1197                 ContentValues cv = new ContentValues();
1198                 cv.put(ProviderTableMeta.FILE_MODIFIED, file.getModificationTimestamp());
1199                 cv.put(
1200                     ProviderTableMeta.FILE_MODIFIED_AT_LAST_SYNC_FOR_DATA,
1201                     file.getModificationTimestampAtLastSyncForData()
1202                 );
1203                 cv.put(ProviderTableMeta.FILE_CREATION, file.getCreationTimestamp());
1204                 cv.put(ProviderTableMeta.FILE_CONTENT_LENGTH, file.getFileLength());
1205                 cv.put(ProviderTableMeta.FILE_CONTENT_TYPE, file.getMimetype());
1206                 cv.put(ProviderTableMeta.FILE_NAME, file.getFileName());
1207                 cv.put(ProviderTableMeta.FILE_PARENT, file.getParentId());
1208                 cv.put(ProviderTableMeta.FILE_PATH, file.getRemotePath());
1209                 if (!file.isFolder()) {
1210                     cv.put(ProviderTableMeta.FILE_STORAGE_PATH, file.getStoragePath());
1211                 }
1212                 cv.put(ProviderTableMeta.FILE_ACCOUNT_OWNER, mAccount.name);
1213                 cv.put(ProviderTableMeta.FILE_LAST_SYNC_DATE, file.getLastSyncDateForProperties());
1214                 cv.put(
1215                     ProviderTableMeta.FILE_LAST_SYNC_DATE_FOR_DATA,
1216                     file.getLastSyncDateForData()
1217                 );
1218                 cv.put(ProviderTableMeta.FILE_KEEP_IN_SYNC, file.isFavorite() ? 1 : 0);
1219                 cv.put(ProviderTableMeta.FILE_ETAG, file.getEtag());
1220                 cv.put(ProviderTableMeta.FILE_SHARE_BY_LINK, file.isShareByLink() ? 1 : 0);
1221                 cv.put(ProviderTableMeta.FILE_PUBLIC_LINK, file.getPublicLink());
1222                 cv.put(ProviderTableMeta.FILE_PERMISSIONS, file.getPermissions());
1223                 cv.put(ProviderTableMeta.FILE_REMOTE_ID, file.getRemoteId());
1224                 cv.put(
1225                     ProviderTableMeta.FILE_UPDATE_THUMBNAIL,
1226                     file.needsUpdateThumbnail() ? 1 : 0
1227                 );
1228                 cv.put(
1229                         ProviderTableMeta.FILE_IS_DOWNLOADING,
1230                         file.isDownloading() ? 1 : 0
1231                 );
1232                 cv.put(ProviderTableMeta.FILE_ETAG_IN_CONFLICT, file.getEtagInConflict());
1233
1234                 boolean existsByPath = fileExists(file.getRemotePath());
1235                 if (existsByPath || fileExists(file.getFileId())) {
1236                     // updating an existing file
1237                     operations.add(
1238                             ContentProviderOperation.newUpdate(ProviderTableMeta.CONTENT_URI).
1239                             withValues(cv).
1240                             withSelection(ProviderTableMeta._ID + "=?",
1241                                     new String[]{String.valueOf(file.getFileId())})
1242                             .build());
1243
1244                 } else {
1245                     // adding a new file
1246                     operations.add(
1247                             ContentProviderOperation.newInsert(ProviderTableMeta.CONTENT_URI).
1248                             withValues(cv).
1249                             build()
1250                     );
1251                 }
1252             }
1253
1254             // apply operations in batch
1255             if (operations.size() > 0) {
1256                 @SuppressWarnings("unused")
1257                 ContentProviderResult[] results = null;
1258                 Log_OC.d(TAG, "Sending " + operations.size() +
1259                         " operations to FileContentProvider");
1260                 try {
1261                     if (getContentResolver() != null) {
1262                         results = getContentResolver().applyBatch(MainApp.getAuthority(), operations);
1263                     } else {
1264                         results = getContentProviderClient().applyBatch(operations);
1265                     }
1266
1267                 } catch (OperationApplicationException e) {
1268                     Log_OC.e(TAG, "Exception in batch of operations " + e.getMessage());
1269
1270                 } catch (RemoteException e) {
1271                     Log_OC.e(TAG, "Exception in batch of operations  " + e.getMessage());
1272                 }
1273             }
1274         }
1275
1276     }
1277
1278     public void removeShare(OCShare share) {
1279         Uri share_uri = ProviderTableMeta.CONTENT_URI_SHARE;
1280         String where = ProviderTableMeta.OCSHARES_ACCOUNT_OWNER + "=?" + " AND " +
1281                 ProviderTableMeta.FILE_PATH + "=?";
1282         String [] whereArgs = new String[]{mAccount.name, share.getPath()};
1283         if (getContentProviderClient() != null) {
1284             try {
1285                 getContentProviderClient().delete(share_uri, where, whereArgs);
1286             } catch (RemoteException e) {
1287                 e.printStackTrace();
1288             }
1289         } else {
1290             getContentResolver().delete(share_uri, where, whereArgs);
1291         }
1292     }
1293
1294     public void saveSharesDB(ArrayList<OCShare> shares) {
1295         saveShares(shares);
1296
1297         ArrayList<OCFile> sharedFiles = new ArrayList<OCFile>();
1298
1299         for (OCShare share : shares) {
1300             // Get the path
1301             String path = share.getPath();
1302             if (share.isFolder()) {
1303                 path = path + FileUtils.PATH_SEPARATOR;
1304             }
1305
1306             // Update OCFile with data from share: ShareByLink  and publicLink
1307             OCFile file = getFileByPath(path);
1308             if (file != null) {
1309                 if (share.getShareType().equals(ShareType.PUBLIC_LINK)) {
1310                     file.setShareByLink(true);
1311                     sharedFiles.add(file);
1312                 }
1313             }
1314         }
1315
1316         updateSharedFiles(sharedFiles);
1317     }
1318
1319
1320     public void saveSharesInFolder(ArrayList<OCShare> shares, OCFile folder) {
1321         cleanSharedFilesInFolder(folder);
1322         ArrayList<ContentProviderOperation> operations = new ArrayList<ContentProviderOperation>();
1323         operations = prepareRemoveSharesInFolder(folder, operations);
1324
1325         if (shares != null) {
1326             // prepare operations to insert or update files to save in the given folder
1327             for (OCShare share : shares) {
1328                 ContentValues cv = new ContentValues();
1329                 cv.put(ProviderTableMeta.OCSHARES_FILE_SOURCE, share.getFileSource());
1330                 cv.put(ProviderTableMeta.OCSHARES_ITEM_SOURCE, share.getItemSource());
1331                 cv.put(ProviderTableMeta.OCSHARES_SHARE_TYPE, share.getShareType().getValue());
1332                 cv.put(ProviderTableMeta.OCSHARES_SHARE_WITH, share.getShareWith());
1333                 cv.put(ProviderTableMeta.OCSHARES_PATH, share.getPath());
1334                 cv.put(ProviderTableMeta.OCSHARES_PERMISSIONS, share.getPermissions());
1335                 cv.put(ProviderTableMeta.OCSHARES_SHARED_DATE, share.getSharedDate());
1336                 cv.put(ProviderTableMeta.OCSHARES_EXPIRATION_DATE, share.getExpirationDate());
1337                 cv.put(ProviderTableMeta.OCSHARES_TOKEN, share.getToken());
1338                 cv.put(
1339                     ProviderTableMeta.OCSHARES_SHARE_WITH_DISPLAY_NAME,
1340                     share.getSharedWithDisplayName()
1341                 );
1342                 cv.put(ProviderTableMeta.OCSHARES_IS_DIRECTORY, share.isFolder() ? 1 : 0);
1343                 cv.put(ProviderTableMeta.OCSHARES_USER_ID, share.getUserId());
1344                 cv.put(ProviderTableMeta.OCSHARES_ID_REMOTE_SHARED, share.getIdRemoteShared());
1345                 cv.put(ProviderTableMeta.OCSHARES_ACCOUNT_OWNER, mAccount.name);
1346
1347                 /*
1348                 if (shareExists(share.getIdRemoteShared())) {
1349                     // updating an existing share resource
1350                     operations.add(
1351                             ContentProviderOperation.newUpdate(ProviderTableMeta.CONTENT_URI_SHARE).
1352                             withValues(cv).
1353                             withSelection(  ProviderTableMeta.OCSHARES_ID_REMOTE_SHARED + "=?",
1354                                     new String[] { String.valueOf(share.getIdRemoteShared()) })
1355                                     .build());
1356
1357                 } else {
1358                 */
1359                 // adding a new share resource
1360                 operations.add(
1361                         ContentProviderOperation.newInsert(ProviderTableMeta.CONTENT_URI_SHARE).
1362                         withValues(cv).
1363                         build()
1364                 );
1365                 //}
1366             }
1367         }
1368
1369         // apply operations in batch
1370         if (operations.size() > 0) {
1371             @SuppressWarnings("unused")
1372             ContentProviderResult[] results = null;
1373             Log_OC.d(TAG, "Sending " + operations.size() + " operations to FileContentProvider");
1374             try {
1375                 if (getContentResolver() != null) {
1376                     results = getContentResolver().applyBatch(MainApp.getAuthority(), operations);
1377
1378                 } else {
1379                     results = getContentProviderClient().applyBatch(operations);
1380                 }
1381
1382             } catch (OperationApplicationException e) {
1383                 Log_OC.e(TAG, "Exception in batch of operations " + e.getMessage());
1384
1385             } catch (RemoteException e) {
1386                 Log_OC.e(TAG, "Exception in batch of operations  " + e.getMessage());
1387             }
1388         }
1389         //}
1390
1391     }
1392
1393     private ArrayList<ContentProviderOperation> prepareRemoveSharesInFolder(
1394             OCFile folder, ArrayList<ContentProviderOperation> preparedOperations) {
1395         if (folder != null) {
1396             String where = ProviderTableMeta.OCSHARES_PATH + "=?" + " AND "
1397                     + ProviderTableMeta.OCSHARES_ACCOUNT_OWNER + "=?";
1398             String [] whereArgs = new String[]{ "", mAccount.name };
1399
1400             Vector<OCFile> files = getFolderContent(folder, false);
1401
1402             for (OCFile file : files) {
1403                 whereArgs[0] = file.getRemotePath();
1404                 preparedOperations.add(
1405                         ContentProviderOperation.newDelete(ProviderTableMeta.CONTENT_URI_SHARE).
1406                         withSelection(where, whereArgs).
1407                         build()
1408                 );
1409             }
1410         }
1411         return preparedOperations;
1412     }
1413
1414     public static void triggerMediaScan(String path) {
1415         Intent intent = new Intent(Intent.ACTION_MEDIA_SCANNER_SCAN_FILE);
1416         intent.setData(Uri.fromFile(new File(path)));
1417         MainApp.getAppContext().sendBroadcast(intent);
1418     }
1419
1420     public void deleteFileInMediaScan(String path) {
1421
1422         String mimetypeString = FileStorageUtils.getMimeTypeFromName(path);
1423         ContentResolver contentResolver = getContentResolver();
1424
1425         if (contentResolver != null) {
1426             if (mimetypeString.startsWith("image/")) {
1427                 // Images
1428                 contentResolver.delete(MediaStore.Images.Media.EXTERNAL_CONTENT_URI,
1429                         MediaStore.Images.Media.DATA + "=?", new String[]{path});
1430             } else if (mimetypeString.startsWith("audio/")) {
1431                 // Audio
1432                 contentResolver.delete(MediaStore.Audio.Media.EXTERNAL_CONTENT_URI,
1433                         MediaStore.Audio.Media.DATA + "=?", new String[]{path});
1434             } else if (mimetypeString.startsWith("video/")) {
1435                 // Video
1436                 contentResolver.delete(MediaStore.Video.Media.EXTERNAL_CONTENT_URI,
1437                         MediaStore.Video.Media.DATA + "=?", new String[]{path});
1438             }
1439         } else {
1440             ContentProviderClient contentProviderClient = getContentProviderClient();
1441             try {
1442                 if (mimetypeString.startsWith("image/")) {
1443                     // Images
1444                     contentProviderClient.delete(MediaStore.Images.Media.EXTERNAL_CONTENT_URI,
1445                             MediaStore.Images.Media.DATA + "=?", new String[]{path});
1446                 } else if (mimetypeString.startsWith("audio/")) {
1447                     // Audio
1448                     contentProviderClient.delete(MediaStore.Audio.Media.EXTERNAL_CONTENT_URI,
1449                             MediaStore.Audio.Media.DATA + "=?", new String[]{path});
1450                 } else if (mimetypeString.startsWith("video/")) {
1451                     // Video
1452                     contentProviderClient.delete(MediaStore.Video.Media.EXTERNAL_CONTENT_URI,
1453                             MediaStore.Video.Media.DATA + "=?", new String[]{path});
1454                 }
1455             } catch (RemoteException e) {
1456                 Log_OC.e(TAG, "Exception deleting media file in MediaStore " + e.getMessage());
1457             }
1458         }
1459
1460     }
1461
1462     public void saveConflict(OCFile file, String etagInConflict) {
1463         if (!file.isDown()) {
1464             etagInConflict = null;
1465         }
1466         ContentValues cv = new ContentValues();
1467         cv.put(ProviderTableMeta.FILE_ETAG_IN_CONFLICT, etagInConflict);
1468         int updated = 0;
1469         if (getContentResolver() != null) {
1470             updated = getContentResolver().update(
1471                     ProviderTableMeta.CONTENT_URI_FILE,
1472                     cv,
1473                     ProviderTableMeta._ID + "=?",
1474                     new String[] { String.valueOf(file.getFileId())}
1475             );
1476         } else {
1477             try {
1478                 updated = getContentProviderClient().update(
1479                         ProviderTableMeta.CONTENT_URI_FILE,
1480                         cv,
1481                         ProviderTableMeta._ID + "=?",
1482                         new String[]{String.valueOf(file.getFileId())}
1483                 );
1484             } catch (RemoteException e) {
1485                 Log_OC.e(TAG, "Failed saving conflict in database " + e.getMessage());
1486             }
1487         }
1488
1489         Log_OC.d(TAG, "Number of files updated with CONFLICT: " + updated);
1490
1491         if (updated > 0) {
1492             if (etagInConflict != null) {
1493                 /// set conflict in all ancestor folders
1494
1495                 long parentId = file.getParentId();
1496                 Set<String> ancestorIds = new HashSet<String>();
1497                 while (parentId != FileDataStorageManager.ROOT_PARENT_ID) {
1498                     ancestorIds.add(Long.toString(parentId));
1499                     parentId = getFileById(parentId).getParentId();
1500                 }
1501
1502                 if (ancestorIds.size() > 0) {
1503                     StringBuffer whereBuffer = new StringBuffer();
1504                     whereBuffer.append(ProviderTableMeta._ID).append(" IN (");
1505                     for (int i = 0; i < ancestorIds.size() - 1; i++) {
1506                         whereBuffer.append("?,");
1507                     }
1508                     whereBuffer.append("?");
1509                     whereBuffer.append(")");
1510
1511                     if (getContentResolver() != null) {
1512                         updated = getContentResolver().update(
1513                                 ProviderTableMeta.CONTENT_URI_FILE,
1514                                 cv,
1515                                 whereBuffer.toString(),
1516                                 ancestorIds.toArray(new String[]{})
1517                         );
1518                     } else {
1519                         try {
1520                             updated = getContentProviderClient().update(
1521                                     ProviderTableMeta.CONTENT_URI_FILE,
1522                                     cv,
1523                                     whereBuffer.toString(),
1524                                     ancestorIds.toArray(new String[]{})
1525                             );
1526                         } catch (RemoteException e) {
1527                             Log_OC.e(TAG, "Failed saving conflict in database " + e.getMessage());
1528                         }
1529                     }
1530                 } // else file is ROOT folder, no parent to set in conflict
1531
1532             } else {
1533                 /// update conflict in ancestor folders
1534                 // (not directly unset; maybe there are more conflicts below them)
1535                 String parentPath = file.getRemotePath();
1536                 if (parentPath.endsWith(OCFile.PATH_SEPARATOR)) {
1537                     parentPath = parentPath.substring(0, parentPath.length() - 1);
1538                 }
1539                 parentPath = parentPath.substring(0, parentPath.lastIndexOf(OCFile.PATH_SEPARATOR) + 1);
1540
1541                 Log_OC.d(TAG, "checking parents to remove conflict; STARTING with " + parentPath);
1542                 while (parentPath.length() > 0) {
1543
1544                     String where =
1545                             ProviderTableMeta.FILE_ETAG_IN_CONFLICT + " IS NOT NULL AND " +
1546                                     ProviderTableMeta.FILE_CONTENT_TYPE + " != 'DIR' AND " +
1547                                     ProviderTableMeta.FILE_ACCOUNT_OWNER + " = ? AND " +
1548                                     ProviderTableMeta.FILE_PATH + " LIKE ?";
1549                     Cursor descendentsInConflict = getContentResolver().query(
1550                             ProviderTableMeta.CONTENT_URI_FILE,
1551                             new String[]{ProviderTableMeta._ID},
1552                             where,
1553                             new String[]{mAccount.name, parentPath + "%"},
1554                             null
1555                     );
1556                     if (descendentsInConflict == null || descendentsInConflict.getCount() == 0) {
1557                         Log_OC.d(TAG, "NO MORE conflicts in " + parentPath);
1558                         if (getContentResolver() != null) {
1559                             updated = getContentResolver().update(
1560                                     ProviderTableMeta.CONTENT_URI_FILE,
1561                                     cv,
1562                                     ProviderTableMeta.FILE_ACCOUNT_OWNER + "=? AND " +
1563                                             ProviderTableMeta.FILE_PATH + "=?",
1564                                     new String[]{mAccount.name, parentPath}
1565                             );
1566                         } else {
1567                             try {
1568                                 updated = getContentProviderClient().update(
1569                                         ProviderTableMeta.CONTENT_URI_FILE,
1570                                         cv,
1571                                         ProviderTableMeta.FILE_ACCOUNT_OWNER + "=? AND " +
1572                                                 ProviderTableMeta.FILE_PATH + "=?"
1573                                         , new String[]{mAccount.name, parentPath}
1574                                 );
1575                             } catch (RemoteException e) {
1576                                 Log_OC.e(TAG, "Failed saving conflict in database " + e.getMessage());
1577                             }
1578                         }
1579
1580                     } else {
1581                         Log_OC.d(TAG, "STILL " + descendentsInConflict.getCount() + " in " + parentPath);
1582                     }
1583
1584                     if (descendentsInConflict != null) {
1585                         descendentsInConflict.close();
1586                     }
1587
1588                     parentPath = parentPath.substring(0, parentPath.length() - 1);  // trim last /
1589                     parentPath = parentPath.substring(0, parentPath.lastIndexOf(OCFile.PATH_SEPARATOR) + 1);
1590                     Log_OC.d(TAG, "checking parents to remove conflict; NEXT " + parentPath);
1591                 }
1592             }
1593         }
1594
1595     }
1596 }