-/* ownCloud Android client application
- * Copyright (C) 2011 Bartek Przybylski
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program. If not, see <http://www.gnu.org/licenses/>.
- *
- */
-
-package eu.alefzero.owncloud.syncadapter;
-
-import java.io.IOException;
-import java.net.UnknownHostException;
-import java.util.Arrays;
-import java.util.Date;
-import java.util.LinkedList;
-
-import org.apache.http.HttpEntity;
-import org.apache.http.HttpHost;
-import org.apache.http.HttpResponse;
-import org.apache.http.auth.AuthScope;
-import org.apache.http.auth.UsernamePasswordCredentials;
-import org.apache.http.conn.ConnectionKeepAliveStrategy;
-import org.apache.http.entity.StringEntity;
-import org.apache.http.impl.auth.BasicScheme;
-import org.apache.http.impl.client.DefaultHttpClient;
-import org.apache.http.protocol.BasicHttpContext;
-import org.apache.http.protocol.HttpContext;
-
-import android.accounts.Account;
-import android.accounts.AccountManager;
-import android.accounts.AuthenticatorException;
-import android.accounts.OperationCanceledException;
-import android.content.AbstractThreadedSyncAdapter;
-import android.content.ContentProviderClient;
-import android.content.ContentValues;
-import android.content.Context;
-import android.content.SyncResult;
-import android.database.Cursor;
-import android.net.Uri;
-import android.os.Bundle;
-import android.os.RemoteException;
-import android.text.TextUtils;
-import android.util.Log;
-import eu.alefzero.owncloud.authenticator.AccountAuthenticator;
-import eu.alefzero.owncloud.db.ProviderMeta.ProviderTableMeta;
-import eu.alefzero.webdav.HttpPropFind;
-import eu.alefzero.webdav.TreeNode;
-import eu.alefzero.webdav.WebdavUtils;
-import eu.alefzero.webdav.TreeNode.NodeProperty;
-
-/**
- * SyncAdapter implementation for syncing sample SyncAdapter contacts to the
- * platform ContactOperations provider.
- */
-public class SyncAdapter extends AbstractThreadedSyncAdapter {
- private static final String TAG = "SyncAdapter";
-
- private final AccountManager mAccountManager;
- private Account mAccount;
- private ContentProviderClient mContentProvider;
- private final Context mContext;
-
- private Date mLastUpdated;
-
- public SyncAdapter(Context context, boolean autoInitialize) {
- super(context, autoInitialize);
- mContext = context;
- mAccountManager = AccountManager.get(context);
- }
-
- @Override
- public synchronized void onPerformSync(Account account, Bundle extras, String authority,
- ContentProviderClient provider, SyncResult syncResult) {
- mAccount = account;
- mContentProvider = provider;
- try {
- String username = account.name.split("@")[0];
- String password = mAccountManager.blockingGetAuthToken(account, AccountAuthenticator.AUTH_TOKEN_TYPE, true);
- if (mAccountManager.getUserData(account, AccountAuthenticator.KEY_OC_URL) == null) {
- throw new UnknownHostException();
- }
- Uri uri = Uri.parse(mAccountManager.getUserData(account, AccountAuthenticator.KEY_OC_URL));
- Log.i(TAG, "Syncing owncloud account: " + account.name + " on url: " + uri.toString());
-
- DefaultHttpClient client = new DefaultHttpClient();
- client.getCredentialsProvider().setCredentials(
- new AuthScope(uri.getHost(), (uri.getPort() == -1)?80:uri.getPort()),
- new UsernamePasswordCredentials(username, password));
- client.setKeepAliveStrategy(new ConnectionKeepAliveStrategy() {
- public long getKeepAliveDuration(HttpResponse response, HttpContext context) {
- // TODO: change keep alive straategy basing on response: ie forbidden/not found/etc
- // should have keep alive 0
- // default return: 5s
- return 5 * 1000;
- }
- });
-
- BasicHttpContext httpContext = new BasicHttpContext();
- BasicScheme basicAuth = new BasicScheme();
- httpContext.setAttribute("preemptive-auth", basicAuth);
- HttpHost targetHost = new HttpHost(uri.getHost(), (uri.getPort() == -1)
- ? 80
- : uri.getPort(), (uri.getScheme() == "https") ? "https" : "http");
-
- HttpPropFind query = new HttpPropFind(uri.toString());
- query.setHeader("Content-type", "text/xml");
- query.setHeader("User-Agent", "Android-ownCloud");
- HttpEntity entity = new StringEntity(WebdavUtils.prepareXmlForPropFind());
- query.setEntity(entity);
- HttpResponse response = client.execute(targetHost, query, httpContext);
- /*try {
- mContentProvider.delete(ProviderTableMeta.CONTENT_URI,
- ProviderTableMeta.FILE_NAME + " LIKE '%' AND " + ProviderTableMeta.FILE_ACCOUNT_OWNER +"=?"
- , new String[]{account.name});
- } catch (RemoteException e) {
- e.printStackTrace();
- return;
- }*/
- TreeNode root = new TreeNode();
- root.setProperty(TreeNode.NodeProperty.NAME, "/");
- parseResponse(response, uri, client, targetHost, httpContext, root.getChildList());
-
- commitToDatabase(root, null);
-
- } catch (OperationCanceledException e) {
- e.printStackTrace();
- } catch (AuthenticatorException e) {
- syncResult.stats.numAuthExceptions++;
- e.printStackTrace();
- } catch (IOException e) {
- syncResult.stats.numIoExceptions++;
- e.printStackTrace();
- } catch (RemoteException e) {
- e.printStackTrace();
- }
- }
-
- private void commitToDatabase(TreeNode root, String parentId) throws RemoteException {
- for (TreeNode n : root.getChildList()) {
- Log.d(TAG, n.toString());
- ContentValues cv = new ContentValues();
- cv.put(ProviderTableMeta.FILE_CONTENT_LENGTH, n.getProperty(NodeProperty.CONTENT_LENGTH));
- cv.put(ProviderTableMeta.FILE_MODIFIED, n.getProperty(NodeProperty.LAST_MODIFIED_DATE));
- cv.put(ProviderTableMeta.FILE_CONTENT_TYPE, n.getProperty(NodeProperty.RESOURCE_TYPE));
- cv.put(ProviderTableMeta.FILE_PARENT, parentId);
-
- String name = n.getProperty(NodeProperty.NAME),
- path = n.getProperty(NodeProperty.PATH);
- Cursor c = mContentProvider.query(ProviderTableMeta.CONTENT_URI_FILE,
- null,
- ProviderTableMeta.FILE_NAME+"=? AND " + ProviderTableMeta.FILE_PATH + "=? AND " + ProviderTableMeta.FILE_ACCOUNT_OWNER + "=?",
- new String[]{name, path, mAccount.name},
- null);
- if (c.moveToFirst()) {
- mContentProvider.update(ProviderTableMeta.CONTENT_URI,
- cv,
- ProviderTableMeta._ID+"=?",
- new String[]{c.getString(c.getColumnIndex(ProviderTableMeta._ID))});
- Log.d(TAG, "ID of: "+name+":"+c.getString(c.getColumnIndex(ProviderTableMeta._ID)));
- } else {
- cv.put(ProviderTableMeta.FILE_NAME, n.getProperty(NodeProperty.NAME));
- cv.put(ProviderTableMeta.FILE_PATH, n.getProperty(NodeProperty.PATH));
- cv.put(ProviderTableMeta.FILE_ACCOUNT_OWNER, mAccount.name);
- Uri entry = mContentProvider.insert(ProviderTableMeta.CONTENT_URI_FILE, cv);
- Log.d(TAG, "Inserting new entry " + path + name);
- c = mContentProvider.query(entry, null, null, null, null);
- c.moveToFirst();
- }
- if (n.getProperty(NodeProperty.RESOURCE_TYPE).equals("DIR")) {
- commitToDatabase(n, c.getString(c.getColumnIndex(ProviderTableMeta._ID)));
- }
- }
- // clean removed files
- String[] selection = new String[root.getChildList().size()+2];
- selection[0] = mAccount.name;
- selection[1] = parentId;
- String qm = "";
- for (int i = 2; i < selection.length-1; ++i) {
- qm += "?,";
- selection[i] = root.getChildList().get(i-2).getProperty(NodeProperty.NAME);
- }
- if (selection.length >= 3) {
- selection[selection.length-1] = root.getChildrenNames()[selection.length-3];
- qm += "?";
- }
- for (int i = 0; i < selection.length; ++i) {
- Log.d(TAG,selection[i]+"");
- }
- Log.d(TAG,"Removing files "+ parentId);
- mContentProvider.delete(ProviderTableMeta.CONTENT_URI,
- ProviderTableMeta.FILE_ACCOUNT_OWNER+"=? AND " + ProviderTableMeta.FILE_PARENT + (parentId==null?" IS ":"=")+"? AND " + ProviderTableMeta.FILE_NAME + " NOT IN ("+qm+")",
- selection);
- }
-
- private void parseResponse(HttpResponse resp, Uri uri, DefaultHttpClient client, HttpHost targetHost, BasicHttpContext httpContext, LinkedList<TreeNode> insertList) throws IOException {
- boolean skipFirst = true;
- for (TreeNode n :WebdavUtils.parseResponseToNodes(resp.getEntity().getContent())) {
- String path = n.stripPathFromFilename(uri.getPath());
- if (skipFirst) {
- skipFirst = false;
- continue;
- }
- insertList.add(n);
-
- if (!TextUtils.isEmpty(n.getProperty(NodeProperty.NAME)) &&
- n.getProperty(NodeProperty.RESOURCE_TYPE).equals("DIR")) {
- HttpPropFind method = new HttpPropFind(uri.getPath() + path + n.getProperty(NodeProperty.NAME).replace(" ", "%20") + "/");
- Log.i(TAG, uri.getPath() + path + n.getProperty(NodeProperty.NAME).replace(" ", "%20") + "/");
- Log.i(TAG, method.getRequestLine().toString());
- HttpResponse response = client.execute(targetHost, method, httpContext);
- parseResponse(response, uri, client, targetHost, httpContext, n.getChildList());
- }
- }
- }
-}