+
+
+ private RemoteOperationResult fetchAndSyncRemoteFolder(OwnCloudClient client)
+ throws OperationCancelledException {
+ if (mCancellationRequested.get()) {
+ throw new OperationCancelledException();
+ }
+
+ ReadRemoteFolderOperation operation = new ReadRemoteFolderOperation(mRemotePath);
+ RemoteOperationResult result = operation.execute(client);
+ Log_OC.d(TAG, "Synchronizing " + mAccount.name + mRemotePath);
+
+ if (result.isSuccess()) {
+ synchronizeData(result.getData(), client);
+ if (mConflictsFound > 0 || mFailsInFileSyncsFound > 0) {
+ result = new RemoteOperationResult(ResultCode.SYNC_CONFLICT);
+ // should be a different result code, but will do the job
+ }
+ } else {
+ if (result.getCode() == ResultCode.FILE_NOT_FOUND)
+ removeLocalFolder();
+ }
+
+
+ return result;
+ }
+
+
+ private void removeLocalFolder() {
+ FileDataStorageManager storageManager = getStorageManager();
+ if (storageManager.fileExists(mLocalFolder.getFileId())) {
+ String currentSavePath = FileStorageUtils.getSavePath(mAccount.name);
+ storageManager.removeFolder(
+ mLocalFolder,
+ true,
+ ( mLocalFolder.isDown() && // TODO: debug, I think this is
+ // always false for folders
+ mLocalFolder.getStoragePath().startsWith(currentSavePath)
+ )
+ );
+ }
+ }
+
+
+ /**
+ * Synchronizes the data retrieved from the server about the contents of the target folder
+ * with the current data in the local database.
+ *
+ * Grants that mChildren is updated with fresh data after execution.
+ *
+ * @param folderAndFiles Remote folder and children files in Folder
+ *
+ * @param client Client instance to the remote server where the data were
+ * retrieved.
+ * @return 'True' when any change was made in the local data, 'false' otherwise
+ */
+ private void synchronizeData(ArrayList<Object> folderAndFiles, OwnCloudClient client)
+ throws OperationCancelledException {
+ FileDataStorageManager storageManager = getStorageManager();
+
+ // parse data from remote folder
+ OCFile remoteFolder = fillOCFile((RemoteFile)folderAndFiles.get(0));
+ remoteFolder.setParentId(mLocalFolder.getParentId());
+ remoteFolder.setFileId(mLocalFolder.getFileId());
+
+ Log_OC.d(TAG, "Remote folder " + mLocalFolder.getRemotePath()
+ + " changed - starting update of local data ");
+
+ List<OCFile> updatedFiles = new Vector<OCFile>(folderAndFiles.size() - 1);
+ mFilesForDirectDownload.clear();
+ mFilesToSyncContentsWithoutUpload.clear();
+ mFavouriteFilesToSyncContents.clear();
+
+ if (mCancellationRequested.get()) {
+ throw new OperationCancelledException();
+ }
+
+ // get current data about local contents of the folder to synchronize
+ List<OCFile> localFiles = storageManager.getFolderContent(mLocalFolder);
+ Map<String, OCFile> localFilesMap = new HashMap<String, OCFile>(localFiles.size());
+ for (OCFile file : localFiles) {
+ localFilesMap.put(file.getRemotePath(), file);
+ }
+
+ // loop to synchronize every child
+ OCFile remoteFile = null, localFile = null;
+ for (int i=1; i<folderAndFiles.size(); i++) {
+ /// new OCFile instance with the data from the server
+ remoteFile = fillOCFile((RemoteFile)folderAndFiles.get(i));
+ remoteFile.setParentId(mLocalFolder.getFileId());
+
+ /// retrieve local data for the read file
+ // localFile = mStorageManager.getFileByPath(remoteFile.getRemotePath());
+ localFile = localFilesMap.remove(remoteFile.getRemotePath());
+
+ /// add to the remoteFile (the new one) data about LOCAL STATE (not existing in server)
+ remoteFile.setLastSyncDateForProperties(mCurrentSyncTime);
+ if (localFile != null) {
+ // some properties of local state are kept unmodified
+ remoteFile.setFileId(localFile.getFileId());
+ remoteFile.setKeepInSync(localFile.keepInSync());
+ remoteFile.setLastSyncDateForData(localFile.getLastSyncDateForData());
+ remoteFile.setModificationTimestampAtLastSyncForData(
+ localFile.getModificationTimestampAtLastSyncForData()
+ );
+ remoteFile.setStoragePath(localFile.getStoragePath());
+ // eTag will not be updated unless contents are synchronized
+ // (Synchronize[File|Folder]Operation with remoteFile as parameter)
+ remoteFile.setEtag(localFile.getEtag());
+ if (remoteFile.isFolder()) {
+ remoteFile.setFileLength(localFile.getFileLength());
+ // TODO move operations about size of folders to FileContentProvider
+ } else if (mRemoteFolderChanged && remoteFile.isImage() &&
+ remoteFile.getModificationTimestamp() !=
+ localFile.getModificationTimestamp()) {
+ remoteFile.setNeedsUpdateThumbnail(true);
+ Log.d(TAG, "Image " + remoteFile.getFileName() + " updated on the server");
+ }
+ remoteFile.setPublicLink(localFile.getPublicLink());
+ remoteFile.setShareByLink(localFile.isShareByLink());
+ } else {
+ // remote eTag will not be updated unless contents are synchronized
+ // (Synchronize[File|Folder]Operation with remoteFile as parameter)
+ remoteFile.setEtag("");
+ }
+
+ /// check and fix, if needed, local storage path
+ searchForLocalFileInDefaultPath(remoteFile);
+
+ /// classify file to sync/download contents later
+ if (remoteFile.isFolder()) {
+ /// to download children files recursively
+ synchronized(mCancellationRequested) {
+ if (mCancellationRequested.get()) {
+ throw new OperationCancelledException();
+ }
+ startSyncFolderOperation(remoteFile.getRemotePath());
+ }
+
+ } else if (remoteFile.keepInSync()) {
+ /// prepare content synchronization for kept-in-sync files
+ SynchronizeFileOperation operation = new SynchronizeFileOperation(
+ localFile,
+ remoteFile,
+ mAccount,
+ true,
+ mContext
+ );
+ mFavouriteFilesToSyncContents.add(operation);
+
+ } else {
+ /// prepare limited synchronization for regular files
+ SynchronizeFileOperation operation = new SynchronizeFileOperation(
+ localFile,
+ remoteFile,
+ mAccount,
+ true,
+ false,
+ mContext
+ );
+ mFilesToSyncContentsWithoutUpload.add(operation);
+ }
+
+ updatedFiles.add(remoteFile);
+ }
+
+ // save updated contents in local database
+ storageManager.saveFolder(remoteFolder, updatedFiles, localFilesMap.values());
+
+ }
+
projects / pub / Android / ownCloud.git / blobdiff