oc_framework/src/com/owncloud/android/oc_framework/network/webdav/OwnCloudClientFactory.java

   1 /* ownCloud Android client application
   2  *   Copyright (C) 2012-2013 ownCloud Inc.
   3  *
   4  *   This program is free software: you can redistribute it and/or modify
   5  *   it under the terms of the GNU General Public License version 2,
   6  *   as published by the Free Software Foundation.
   7  *
   8  *   This program is distributed in the hope that it will be useful,
   9  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
  10  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  11  *   GNU General Public License for more details.
  12  *
  13  *   You should have received a copy of the GNU General Public License
  14  *   along with this program.  If not, see <http://www.gnu.org/licenses/>.
  15  *
  16  */
  17 package com.owncloud.android.oc_framework.network.webdav;
  18
  19 import java.io.IOException;
  20 import java.security.GeneralSecurityException;
  21
  22 import com.owncloud.android.oc_framework.accounts.AccountTypeUtils;
  23 import com.owncloud.android.oc_framework.accounts.AccountUtils;
  24 import com.owncloud.android.oc_framework.accounts.OwnCloudAccount;
  25 import com.owncloud.android.oc_framework.accounts.AccountUtils.AccountNotFoundException;
  26 import com.owncloud.android.oc_framework.network.NetworkUtils;
  27
  28 import android.accounts.Account;
  29 import android.accounts.AccountManager;
  30 import android.accounts.AccountManagerFuture;
  31 import android.accounts.AuthenticatorException;
  32 import android.accounts.OperationCanceledException;
  33 import android.app.Activity;
  34 import android.content.Context;
  35 import android.net.Uri;
  36 import android.os.Bundle;
  37 import android.util.Log;
  38
  39 public class OwnCloudClientFactory {
  40
  41     final private static String TAG = OwnCloudClientFactory.class.getSimpleName();
  42
  43     /** Default timeout for waiting data from the server */
  44     public static final int DEFAULT_DATA_TIMEOUT = 60000;
  45
  46     /** Default timeout for establishing a connection */
  47     public static final int DEFAULT_CONNECTION_TIMEOUT = 60000;
  48
  49
  50     /**
  51      * Creates a WebdavClient setup for an ownCloud account
  52      *
  53      * Do not call this method from the main thread.
  54      *
  55      * @param account                       The ownCloud account
  56      * @param appContext                    Android application context
  57      * @return                              A WebdavClient object ready to be used
  58      * @throws AuthenticatorException       If the authenticator failed to get the authorization token for the account.
  59      * @throws OperationCanceledException   If the authenticator operation was cancelled while getting the authorization token for the account.
  60      * @throws IOException                  If there was some I/O error while getting the authorization token for the account.
  61      * @throws AccountNotFoundException     If 'account' is unknown for the AccountManager
  62      */
  63     public static WebdavClient createOwnCloudClient (Account account, Context appContext) throws OperationCanceledException, AuthenticatorException, IOException, AccountNotFoundException {
  64         //Log_OC.d(TAG, "Creating WebdavClient associated to " + account.name);
  65
  66         Uri uri = Uri.parse(AccountUtils.constructFullURLForAccount(appContext, account));
  67         AccountManager am = AccountManager.get(appContext);
  68         boolean isOauth2 = am.getUserData(account, OwnCloudAccount.Constants.KEY_SUPPORTS_OAUTH2) != null;   // TODO avoid calling to getUserData here
  69         boolean isSamlSso = am.getUserData(account, OwnCloudAccount.Constants.KEY_SUPPORTS_SAML_WEB_SSO) != null;
  70         WebdavClient client = createOwnCloudClient(uri, appContext, !isSamlSso);
  71         if (isOauth2) {
  72             String accessToken = am.blockingGetAuthToken(account, AccountTypeUtils.getAuthTokenTypeAccessToken(account.type), false);
  73             client.setBearerCredentials(accessToken);   // TODO not assume that the access token is a bearer token
  74
  75         } else if (isSamlSso) {    // TODO avoid a call to getUserData here
  76             String accessToken = am.blockingGetAuthToken(account, AccountTypeUtils.getAuthTokenTypeSamlSessionCookie(account.type), false);
  77             client.setSsoSessionCookie(accessToken);
  78
  79         } else {
  80             String username = account.name.substring(0, account.name.lastIndexOf('@'));
  81             //String password = am.getPassword(account);
  82             String password = am.blockingGetAuthToken(account, AccountTypeUtils.getAuthTokenTypePass(account.type), false);
  83             client.setBasicCredentials(username, password);
  84         }
  85
  86         return client;
  87     }
  88
  89
  90     public static WebdavClient createOwnCloudClient (Account account, Context appContext, Activity currentActivity) throws OperationCanceledException, AuthenticatorException, IOException, AccountNotFoundException {
  91         Uri uri = Uri.parse(AccountUtils.constructFullURLForAccount(appContext, account));
  92         AccountManager am = AccountManager.get(appContext);
  93         boolean isOauth2 = am.getUserData(account, OwnCloudAccount.Constants.KEY_SUPPORTS_OAUTH2) != null;   // TODO avoid calling to getUserData here
  94         boolean isSamlSso = am.getUserData(account, OwnCloudAccount.Constants.KEY_SUPPORTS_SAML_WEB_SSO) != null;
  95         WebdavClient client = createOwnCloudClient(uri, appContext, !isSamlSso);
  96
  97         if (isOauth2) {    // TODO avoid a call to getUserData here
  98             AccountManagerFuture<Bundle> future =  am.getAuthToken(account,  AccountTypeUtils.getAuthTokenTypeAccessToken(account.type), null, currentActivity, null, null);
  99             Bundle result = future.getResult();
 100             String accessToken = result.getString(AccountManager.KEY_AUTHTOKEN);
 101             if (accessToken == null) throw new AuthenticatorException("WTF!");
 102             client.setBearerCredentials(accessToken);   // TODO not assume that the access token is a bearer token
 103
 104         } else if (isSamlSso) {    // TODO avoid a call to getUserData here
 105             AccountManagerFuture<Bundle> future =  am.getAuthToken(account, AccountTypeUtils.getAuthTokenTypeSamlSessionCookie(account.type), null, currentActivity, null, null);
 106             Bundle result = future.getResult();
 107             String accessToken = result.getString(AccountManager.KEY_AUTHTOKEN);
 108             if (accessToken == null) throw new AuthenticatorException("WTF!");
 109             client.setSsoSessionCookie(accessToken);
 110
 111         } else {
 112             String username = account.name.substring(0, account.name.lastIndexOf('@'));
 113             //String password = am.getPassword(account);
 114             //String password = am.blockingGetAuthToken(account, MainApp.getAuthTokenTypePass(), false);
 115             AccountManagerFuture<Bundle> future =  am.getAuthToken(account,  AccountTypeUtils.getAuthTokenTypePass(account.type), null, currentActivity, null, null);
 116             Bundle result = future.getResult();
 117             String password = result.getString(AccountManager.KEY_AUTHTOKEN);
 118             client.setBasicCredentials(username, password);
 119         }
 120
 121         return client;
 122     }
 123
 124     /**
 125      * Creates a WebdavClient to access a URL and sets the desired parameters for ownCloud client connections.
 126      *
 127      * @param uri       URL to the ownCloud server
 128      * @param context   Android context where the WebdavClient is being created.
 129      * @return          A WebdavClient object ready to be used
 130      */
 131     public static WebdavClient createOwnCloudClient(Uri uri, Context context, boolean followRedirects) {
 132         try {
 133             NetworkUtils.registerAdvancedSslContext(true, context);
 134         }  catch (GeneralSecurityException e) {
 135             Log.e(TAG, "Advanced SSL Context could not be loaded. Default SSL management in the system will be used for HTTPS connections", e);
 136
 137         } catch (IOException e) {
 138             Log.e(TAG, "The local server truststore could not be read. Default SSL management in the system will be used for HTTPS connections", e);
 139         }
 140
 141         WebdavClient client = new WebdavClient(NetworkUtils.getMultiThreadedConnManager());
 142
 143         client.setDefaultTimeouts(DEFAULT_DATA_TIMEOUT, DEFAULT_CONNECTION_TIMEOUT);
 144         client.setBaseUri(uri);
 145         client.setFollowRedirects(followRedirects);
 146
 147         return client;
 148     }
 149
 150
 151 }