588 lines
24 KiB
Java
588 lines
24 KiB
Java
/* ownCloud Android client application
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* Copyright (C) 2012 Bartek Przybylski
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* Copyright (C) 2012-2013 ownCloud Inc.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2,
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* as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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package com.owncloud.android.datamodel;
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import java.io.File;
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import java.util.ArrayList;
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import java.util.Collections;
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import java.util.Iterator;
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import java.util.List;
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import java.util.Vector;
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import com.owncloud.android.Log_OC;
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import com.owncloud.android.db.ProviderMeta;
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import com.owncloud.android.db.ProviderMeta.ProviderTableMeta;
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import com.owncloud.android.utils.FileStorageUtils;
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import android.accounts.Account;
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import android.content.ContentProviderClient;
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import android.content.ContentProviderOperation;
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import android.content.ContentProviderResult;
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import android.content.ContentResolver;
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import android.content.ContentValues;
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import android.content.OperationApplicationException;
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import android.database.Cursor;
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import android.net.Uri;
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import android.os.RemoteException;
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import android.util.Log;
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public class FileDataStorageManager implements DataStorageManager {
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private ContentResolver mContentResolver;
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private ContentProviderClient mContentProvider;
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private Account mAccount;
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private static String TAG = "FileDataStorageManager";
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public FileDataStorageManager(Account account, ContentResolver cr) {
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mContentProvider = null;
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mContentResolver = cr;
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mAccount = account;
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}
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public FileDataStorageManager(Account account, ContentProviderClient cp) {
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mContentProvider = cp;
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mContentResolver = null;
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mAccount = account;
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}
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@Override
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public OCFile getFileByPath(String path) {
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Cursor c = getCursorForValue(ProviderTableMeta.FILE_PATH, path);
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OCFile file = null;
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if (c.moveToFirst()) {
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file = createFileInstance(c);
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}
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c.close();
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if (file == null && OCFile.PATH_SEPARATOR.equals(path)) {
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return createRootDir(); // root should always exist
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}
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return file;
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}
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private OCFile createRootDir() {
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OCFile file = new OCFile(OCFile.PATH_SEPARATOR);
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file.setMimetype("DIR");
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file.setParentId(DataStorageManager.ROOT_PARENT_ID);
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saveFile(file);
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return file;
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}
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@Override
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public OCFile getFileById(long id) {
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Cursor c = getCursorForValue(ProviderTableMeta._ID, String.valueOf(id));
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OCFile file = null;
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if (c.moveToFirst()) {
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file = createFileInstance(c);
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}
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c.close();
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return file;
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}
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public OCFile getFileByLocalPath(String path) {
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Cursor c = getCursorForValue(ProviderTableMeta.FILE_STORAGE_PATH, path);
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OCFile file = null;
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if (c.moveToFirst()) {
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file = createFileInstance(c);
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}
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c.close();
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return file;
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}
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@Override
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public boolean fileExists(long id) {
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return fileExists(ProviderTableMeta._ID, String.valueOf(id));
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}
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@Override
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public boolean fileExists(String path) {
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return fileExists(ProviderTableMeta.FILE_PATH, path);
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}
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@Override
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public boolean saveFile(OCFile file) {
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boolean overriden = false;
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ContentValues cv = new ContentValues();
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cv.put(ProviderTableMeta.FILE_MODIFIED, file.getModificationTimestamp());
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cv.put(ProviderTableMeta.FILE_MODIFIED_AT_LAST_SYNC_FOR_DATA, file.getModificationTimestampAtLastSyncForData());
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cv.put(ProviderTableMeta.FILE_CREATION, file.getCreationTimestamp());
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cv.put(ProviderTableMeta.FILE_CONTENT_LENGTH, file.getFileLength());
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cv.put(ProviderTableMeta.FILE_CONTENT_TYPE, file.getMimetype());
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cv.put(ProviderTableMeta.FILE_NAME, file.getFileName());
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if (file.getParentId() != 0)
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cv.put(ProviderTableMeta.FILE_PARENT, file.getParentId());
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cv.put(ProviderTableMeta.FILE_PATH, file.getRemotePath());
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if (!file.isDirectory())
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cv.put(ProviderTableMeta.FILE_STORAGE_PATH, file.getStoragePath());
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cv.put(ProviderTableMeta.FILE_ACCOUNT_OWNER, mAccount.name);
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cv.put(ProviderTableMeta.FILE_LAST_SYNC_DATE, file.getLastSyncDateForProperties());
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cv.put(ProviderTableMeta.FILE_LAST_SYNC_DATE_FOR_DATA, file.getLastSyncDateForData());
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cv.put(ProviderTableMeta.FILE_KEEP_IN_SYNC, file.keepInSync() ? 1 : 0);
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boolean sameRemotePath = fileExists(file.getRemotePath());
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if (sameRemotePath ||
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fileExists(file.getFileId()) ) { // for renamed files; no more delete and create
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if (sameRemotePath) {
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OCFile oldFile = getFileByPath(file.getRemotePath());
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file.setFileId(oldFile.getFileId());
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}
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overriden = true;
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if (getContentResolver() != null) {
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getContentResolver().update(ProviderTableMeta.CONTENT_URI, cv,
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ProviderTableMeta._ID + "=?",
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new String[] { String.valueOf(file.getFileId()) });
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} else {
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try {
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getContentProvider().update(ProviderTableMeta.CONTENT_URI,
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cv, ProviderTableMeta._ID + "=?",
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new String[] { String.valueOf(file.getFileId()) });
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} catch (RemoteException e) {
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Log_OC.e(TAG,
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"Fail to insert insert file to database "
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+ e.getMessage());
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}
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}
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} else {
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Uri result_uri = null;
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if (getContentResolver() != null) {
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result_uri = getContentResolver().insert(
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ProviderTableMeta.CONTENT_URI_FILE, cv);
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} else {
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try {
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result_uri = getContentProvider().insert(
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ProviderTableMeta.CONTENT_URI_FILE, cv);
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} catch (RemoteException e) {
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Log_OC.e(TAG,
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"Fail to insert insert file to database "
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+ e.getMessage());
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}
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}
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if (result_uri != null) {
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long new_id = Long.parseLong(result_uri.getPathSegments()
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.get(1));
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file.setFileId(new_id);
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}
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}
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if (file.isDirectory() && file.needsUpdatingWhileSaving())
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for (OCFile f : getDirectoryContent(file))
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saveFile(f);
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return overriden;
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}
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@Override
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public void saveFiles(List<OCFile> files) {
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Iterator<OCFile> filesIt = files.iterator();
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ArrayList<ContentProviderOperation> operations = new ArrayList<ContentProviderOperation>(files.size());
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OCFile file = null;
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// prepare operations to perform
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while (filesIt.hasNext()) {
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file = filesIt.next();
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ContentValues cv = new ContentValues();
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cv.put(ProviderTableMeta.FILE_MODIFIED, file.getModificationTimestamp());
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cv.put(ProviderTableMeta.FILE_MODIFIED_AT_LAST_SYNC_FOR_DATA, file.getModificationTimestampAtLastSyncForData());
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cv.put(ProviderTableMeta.FILE_CREATION, file.getCreationTimestamp());
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cv.put(ProviderTableMeta.FILE_CONTENT_LENGTH, file.getFileLength());
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cv.put(ProviderTableMeta.FILE_CONTENT_TYPE, file.getMimetype());
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cv.put(ProviderTableMeta.FILE_NAME, file.getFileName());
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if (file.getParentId() != 0)
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cv.put(ProviderTableMeta.FILE_PARENT, file.getParentId());
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cv.put(ProviderTableMeta.FILE_PATH, file.getRemotePath());
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if (!file.isDirectory())
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cv.put(ProviderTableMeta.FILE_STORAGE_PATH, file.getStoragePath());
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cv.put(ProviderTableMeta.FILE_ACCOUNT_OWNER, mAccount.name);
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cv.put(ProviderTableMeta.FILE_LAST_SYNC_DATE, file.getLastSyncDateForProperties());
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cv.put(ProviderTableMeta.FILE_LAST_SYNC_DATE_FOR_DATA, file.getLastSyncDateForData());
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cv.put(ProviderTableMeta.FILE_KEEP_IN_SYNC, file.keepInSync() ? 1 : 0);
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if (fileExists(file.getRemotePath())) {
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OCFile oldFile = getFileByPath(file.getRemotePath());
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file.setFileId(oldFile.getFileId());
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operations.add(ContentProviderOperation.newUpdate(ProviderTableMeta.CONTENT_URI).
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withValues(cv).
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withSelection( ProviderTableMeta._ID + "=?",
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new String[] { String.valueOf(file.getFileId()) })
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.build());
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} else if (fileExists(file.getFileId())) {
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OCFile oldFile = getFileById(file.getFileId());
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if (file.getStoragePath() == null && oldFile.getStoragePath() != null)
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file.setStoragePath(oldFile.getStoragePath());
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if (!file.isDirectory());
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cv.put(ProviderTableMeta.FILE_STORAGE_PATH, file.getStoragePath());
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operations.add(ContentProviderOperation.newUpdate(ProviderTableMeta.CONTENT_URI).
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withValues(cv).
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withSelection( ProviderTableMeta._ID + "=?",
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new String[] { String.valueOf(file.getFileId()) })
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.build());
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} else {
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operations.add(ContentProviderOperation.newInsert(ProviderTableMeta.CONTENT_URI).withValues(cv).build());
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}
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}
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// apply operations in batch
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ContentProviderResult[] results = null;
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try {
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if (getContentResolver() != null) {
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results = getContentResolver().applyBatch(ProviderMeta.AUTHORITY_FILES, operations);
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} else {
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results = getContentProvider().applyBatch(operations);
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}
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} catch (OperationApplicationException e) {
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Log_OC.e(TAG, "Fail to update/insert list of files to database " + e.getMessage());
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} catch (RemoteException e) {
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Log_OC.e(TAG, "Fail to update/insert list of files to database " + e.getMessage());
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}
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// update new id in file objects for insertions
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if (results != null) {
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long newId;
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for (int i=0; i<results.length; i++) {
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if (results[i].uri != null) {
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newId = Long.parseLong(results[i].uri.getPathSegments().get(1));
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files.get(i).setFileId(newId);
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//Log_OC.v(TAG, "Found and added id in insertion for " + files.get(i).getRemotePath());
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}
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}
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}
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for (OCFile aFile : files) {
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if (aFile.isDirectory() && aFile.needsUpdatingWhileSaving())
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saveFiles(getDirectoryContent(aFile));
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}
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}
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public void setAccount(Account account) {
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mAccount = account;
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}
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public Account getAccount() {
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return mAccount;
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}
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public void setContentResolver(ContentResolver cr) {
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mContentResolver = cr;
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}
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public ContentResolver getContentResolver() {
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return mContentResolver;
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}
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public void setContentProvider(ContentProviderClient cp) {
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mContentProvider = cp;
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}
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public ContentProviderClient getContentProvider() {
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return mContentProvider;
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}
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@Override
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public Vector<OCFile> getDirectoryContent(OCFile f) {
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Vector<OCFile> ret = new Vector<OCFile>();
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if (f != null && f.isDirectory() && f.getFileId() != -1) {
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Uri req_uri = Uri.withAppendedPath(
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ProviderTableMeta.CONTENT_URI_DIR,
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String.valueOf(f.getFileId()));
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Cursor c = null;
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if (getContentProvider() != null) {
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try {
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c = getContentProvider().query(req_uri, null,
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ProviderTableMeta.FILE_ACCOUNT_OWNER + "=?",
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new String[] { mAccount.name }, null);
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} catch (RemoteException e) {
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Log_OC.e(TAG, e.getMessage());
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return ret;
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}
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} else {
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c = getContentResolver().query(req_uri, null,
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ProviderTableMeta.FILE_ACCOUNT_OWNER + "=?",
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new String[] { mAccount.name }, null);
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}
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if (c.moveToFirst()) {
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do {
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OCFile child = createFileInstance(c);
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ret.add(child);
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} while (c.moveToNext());
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}
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c.close();
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Collections.sort(ret);
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}
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return ret;
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}
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private boolean fileExists(String cmp_key, String value) {
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Cursor c;
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if (getContentResolver() != null) {
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c = getContentResolver()
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.query(ProviderTableMeta.CONTENT_URI,
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null,
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cmp_key + "=? AND "
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+ ProviderTableMeta.FILE_ACCOUNT_OWNER
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+ "=?",
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new String[] { value, mAccount.name }, null);
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} else {
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try {
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c = getContentProvider().query(
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ProviderTableMeta.CONTENT_URI,
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null,
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cmp_key + "=? AND "
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+ ProviderTableMeta.FILE_ACCOUNT_OWNER + "=?",
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new String[] { value, mAccount.name }, null);
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} catch (RemoteException e) {
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Log_OC.e(TAG,
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"Couldn't determine file existance, assuming non existance: "
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+ e.getMessage());
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return false;
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}
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}
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boolean retval = c.moveToFirst();
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c.close();
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return retval;
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}
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private Cursor getCursorForValue(String key, String value) {
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Cursor c = null;
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if (getContentResolver() != null) {
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c = getContentResolver()
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.query(ProviderTableMeta.CONTENT_URI,
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null,
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key + "=? AND "
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+ ProviderTableMeta.FILE_ACCOUNT_OWNER
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+ "=?",
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new String[] { value, mAccount.name }, null);
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} else {
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try {
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c = getContentProvider().query(
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ProviderTableMeta.CONTENT_URI,
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null,
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key + "=? AND " + ProviderTableMeta.FILE_ACCOUNT_OWNER
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+ "=?", new String[] { value, mAccount.name },
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null);
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} catch (RemoteException e) {
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Log_OC.e(TAG, "Could not get file details: " + e.getMessage());
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c = null;
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}
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}
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return c;
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}
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private OCFile createFileInstance(Cursor c) {
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OCFile file = null;
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if (c != null) {
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file = new OCFile(c.getString(c
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.getColumnIndex(ProviderTableMeta.FILE_PATH)));
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file.setFileId(c.getLong(c.getColumnIndex(ProviderTableMeta._ID)));
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file.setParentId(c.getLong(c
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.getColumnIndex(ProviderTableMeta.FILE_PARENT)));
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file.setMimetype(c.getString(c
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.getColumnIndex(ProviderTableMeta.FILE_CONTENT_TYPE)));
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if (!file.isDirectory()) {
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file.setStoragePath(c.getString(c
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.getColumnIndex(ProviderTableMeta.FILE_STORAGE_PATH)));
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if (file.getStoragePath() == null) {
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// try to find existing file and bind it with current account; - with the current update of SynchronizeFolderOperation, this won't be necessary anymore after a full synchronization of the account
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File f = new File(FileStorageUtils.getDefaultSavePathFor(mAccount.name, file));
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if (f.exists()) {
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file.setStoragePath(f.getAbsolutePath());
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file.setLastSyncDateForData(f.lastModified());
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}
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}
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}
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file.setFileLength(c.getLong(c
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.getColumnIndex(ProviderTableMeta.FILE_CONTENT_LENGTH)));
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file.setCreationTimestamp(c.getLong(c
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.getColumnIndex(ProviderTableMeta.FILE_CREATION)));
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file.setModificationTimestamp(c.getLong(c
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.getColumnIndex(ProviderTableMeta.FILE_MODIFIED)));
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file.setModificationTimestampAtLastSyncForData(c.getLong(c
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.getColumnIndex(ProviderTableMeta.FILE_MODIFIED_AT_LAST_SYNC_FOR_DATA)));
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file.setLastSyncDateForProperties(c.getLong(c
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.getColumnIndex(ProviderTableMeta.FILE_LAST_SYNC_DATE)));
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file.setLastSyncDateForData(c.getLong(c.
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getColumnIndex(ProviderTableMeta.FILE_LAST_SYNC_DATE_FOR_DATA)));
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file.setKeepInSync(c.getInt(
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c.getColumnIndex(ProviderTableMeta.FILE_KEEP_IN_SYNC)) == 1 ? true : false);
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}
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return file;
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}
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@Override
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public void removeFile(OCFile file, boolean removeLocalCopy) {
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Uri file_uri = Uri.withAppendedPath(ProviderTableMeta.CONTENT_URI_FILE, ""+file.getFileId());
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if (getContentProvider() != null) {
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try {
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getContentProvider().delete(file_uri,
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ProviderTableMeta.FILE_ACCOUNT_OWNER+"=?",
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new String[]{mAccount.name});
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} catch (RemoteException e) {
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e.printStackTrace();
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}
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} else {
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getContentResolver().delete(file_uri,
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ProviderTableMeta.FILE_ACCOUNT_OWNER+"=?",
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new String[]{mAccount.name});
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}
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if (file.isDown() && removeLocalCopy) {
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new File(file.getStoragePath()).delete();
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}
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if (file.isDirectory() && removeLocalCopy) {
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File f = new File(FileStorageUtils.getDefaultSavePathFor(mAccount.name, file));
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if (f.exists() && f.isDirectory() && (f.list() == null || f.list().length == 0)) {
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f.delete();
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}
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}
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}
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@Override
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public void removeDirectory(OCFile dir, boolean removeDBData, boolean removeLocalContent) {
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// TODO consider possible failures
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if (dir != null && dir.isDirectory() && dir.getFileId() != -1) {
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Vector<OCFile> children = getDirectoryContent(dir);
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if (children.size() > 0) {
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OCFile child = null;
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for (int i=0; i<children.size(); i++) {
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child = children.get(i);
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if (child.isDirectory()) {
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removeDirectory(child, removeDBData, removeLocalContent);
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} else {
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if (removeDBData) {
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removeFile(child, removeLocalContent);
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} else if (removeLocalContent) {
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if (child.isDown()) {
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new File(child.getStoragePath()).delete();
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}
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}
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}
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}
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}
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if (removeDBData) {
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removeFile(dir, true);
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}
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}
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}
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/**
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* Updates database for a folder that was moved to a different location.
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*
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* TODO explore better (faster) implementations
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* TODO throw exceptions up !
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*/
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@Override
|
|
public void moveDirectory(OCFile dir, String newPath) {
|
|
// TODO check newPath
|
|
|
|
if (dir != null && dir.isDirectory() && dir.fileExists() && !dir.getFileName().equals(OCFile.PATH_SEPARATOR)) {
|
|
/// 1. get all the descendants of 'dir' in a single QUERY (including 'dir')
|
|
Cursor c = null;
|
|
if (getContentProvider() != null) {
|
|
try {
|
|
c = getContentProvider().query(ProviderTableMeta.CONTENT_URI,
|
|
null,
|
|
ProviderTableMeta.FILE_ACCOUNT_OWNER + "=? AND " + ProviderTableMeta.FILE_PATH + " LIKE ?",
|
|
new String[] { mAccount.name, dir.getRemotePath() + "%" }, null);
|
|
} catch (RemoteException e) {
|
|
Log_OC.e(TAG, e.getMessage());
|
|
}
|
|
} else {
|
|
c = getContentResolver().query(ProviderTableMeta.CONTENT_URI,
|
|
null,
|
|
ProviderTableMeta.FILE_ACCOUNT_OWNER + "=? AND " + ProviderTableMeta.FILE_PATH + " LIKE ?",
|
|
new String[] { mAccount.name, dir.getRemotePath() + "%" }, null);
|
|
}
|
|
|
|
/// 2. prepare a batch of update operations to change all the descendants
|
|
ArrayList<ContentProviderOperation> operations = new ArrayList<ContentProviderOperation>(c.getCount());
|
|
int lengthOfOldPath = dir.getRemotePath().length();
|
|
String defaultSavePath = FileStorageUtils.getSavePath(mAccount.name);
|
|
int lengthOfOldStoragePath = defaultSavePath.length() + lengthOfOldPath;
|
|
if (c.moveToFirst()) {
|
|
do {
|
|
ContentValues cv = new ContentValues(); // don't take the constructor out of the loop and clear the object
|
|
OCFile child = createFileInstance(c);
|
|
cv.put(ProviderTableMeta.FILE_PATH, newPath + child.getRemotePath().substring(lengthOfOldPath));
|
|
if (child.getStoragePath() != null && child.getStoragePath().startsWith(defaultSavePath)) {
|
|
cv.put(ProviderTableMeta.FILE_STORAGE_PATH, defaultSavePath + newPath + child.getStoragePath().substring(lengthOfOldStoragePath));
|
|
}
|
|
operations.add(ContentProviderOperation.newUpdate(ProviderTableMeta.CONTENT_URI).
|
|
withValues(cv).
|
|
withSelection( ProviderTableMeta._ID + "=?",
|
|
new String[] { String.valueOf(child.getFileId()) })
|
|
.build());
|
|
} while (c.moveToNext());
|
|
}
|
|
c.close();
|
|
|
|
/// 3. apply updates in batch
|
|
try {
|
|
if (getContentResolver() != null) {
|
|
getContentResolver().applyBatch(ProviderMeta.AUTHORITY_FILES, operations);
|
|
|
|
} else {
|
|
getContentProvider().applyBatch(operations);
|
|
}
|
|
|
|
} catch (OperationApplicationException e) {
|
|
Log_OC.e(TAG, "Fail to update descendants of " + dir.getFileId() + " in database", e);
|
|
|
|
} catch (RemoteException e) {
|
|
Log_OC.e(TAG, "Fail to update desendants of " + dir.getFileId() + " in database", e);
|
|
}
|
|
|
|
}
|
|
}
|
|
|
|
@Override
|
|
public Vector<OCFile> getDirectoryImages(OCFile directory) {
|
|
Vector<OCFile> ret = new Vector<OCFile>();
|
|
if (directory != null) {
|
|
// TODO better implementation, filtering in the access to database (if possible) instead of here
|
|
Vector<OCFile> tmp = getDirectoryContent(directory);
|
|
OCFile current = null;
|
|
for (int i=0; i<tmp.size(); i++) {
|
|
current = tmp.get(i);
|
|
if (current.isImage()) {
|
|
ret.add(current);
|
|
}
|
|
}
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
}
|