EasAuthenticatorService.java revision 56e48981f0093c737b38b7757410283be9ed823f 
1/*
2 * Copyright (C) 2009 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17package com.android.email.service;
18
19import com.android.email.activity.setup.AccountSetupBasics;
20import com.android.exchange.Eas;
21
22import android.accounts.AbstractAccountAuthenticator;
23import android.accounts.Account;
24import android.accounts.AccountAuthenticatorResponse;
25import android.accounts.AccountManager;
26import android.accounts.NetworkErrorException;
27import android.app.Service;
28import android.content.ContentResolver;
29import android.content.Context;
30import android.content.Intent;
31import android.os.Bundle;
32import android.os.IBinder;
33import android.provider.ContactsContract;
34
35/**
36 * A very basic authenticator service for EAS.  At the moment, it has no UI hooks.  When called
37 * with addAccount, it simply adds the account to AccountManager directly with a username and
38 * password.  We will need to implement confirmPassword, confirmCredentials, and updateCredentials.
39 */
40public class EasAuthenticatorService extends Service {
41    public static final String OPTIONS_USERNAME = "username";
42    public static final String OPTIONS_PASSWORD = "password";
43    public static final String OPTIONS_CONTACTS_SYNC_ENABLED = "contacts";
44
45    class EasAuthenticator extends AbstractAccountAuthenticator {
46        public EasAuthenticator(Context context) {
47            super(context);
48        }
49
50        @Override
51        public Bundle addAccount(AccountAuthenticatorResponse response, String accountType,
52                String authTokenType, String[] requiredFeatures, Bundle options)
53                throws NetworkErrorException {
54            // There are two cases here:
55            // 1) We are called with a username/password; this comes from the traditional email
56            //    app UI; we simply create the account and return the proper bundle
57            if (options != null && options.containsKey(OPTIONS_PASSWORD)
58                    && options.containsKey(OPTIONS_USERNAME)) {
59                final Account account = new Account(options.getString(OPTIONS_USERNAME),
60                        Eas.ACCOUNT_MANAGER_TYPE);
61                AccountManager.get(EasAuthenticatorService.this).addAccountExplicitly(
62                            account, options.getString(OPTIONS_PASSWORD), null);
63
64                // Set up contacts syncing.  SyncManager will use information from ContentResolver
65                // to determine syncability of Contacts for Exchange
66                boolean syncContacts = false;
67                if (options.containsKey(OPTIONS_CONTACTS_SYNC_ENABLED) &&
68                        options.getBoolean(OPTIONS_CONTACTS_SYNC_ENABLED)) {
69                    syncContacts = true;
70                }
71                ContentResolver.setIsSyncable(account,
72                        ContactsContract.AUTHORITY, 1);
73                ContentResolver.setSyncAutomatically(account,
74                        ContactsContract.AUTHORITY, syncContacts);
75
76                Bundle b = new Bundle();
77                b.putString(AccountManager.KEY_ACCOUNT_NAME, options.getString(OPTIONS_USERNAME));
78                b.putString(AccountManager.KEY_ACCOUNT_TYPE, Eas.ACCOUNT_MANAGER_TYPE);
79                return b;
80            // 2) The other case is that we're creating a new account from an Account manager
81            //    activity.  In this case, we add an intent that will be used to gather the
82            //    account information...
83            } else {
84                Bundle b = new Bundle();
85                Intent intent =
86                    AccountSetupBasics.actionSetupExchangeIntent(EasAuthenticatorService.this);
87                // Add extras that indicate this is an Exchange account creation
88                // So we'll skip the "account type" activity, and we'll use the response when
89                // we're done
90                intent.putExtra(AccountManager.KEY_ACCOUNT_AUTHENTICATOR_RESPONSE, response);
91                b.putParcelable(AccountManager.KEY_INTENT, intent);
92                return b;
93            }
94        }
95
96        @Override
97        public Bundle confirmCredentials(AccountAuthenticatorResponse response, Account account,
98                Bundle options) {
99            // TODO Auto-generated method stub
100            return null;
101        }
102
103        @Override
104        public Bundle editProperties(AccountAuthenticatorResponse response, String accountType) {
105            return null;
106        }
107
108        @Override
109        public Bundle getAuthToken(AccountAuthenticatorResponse response, Account account,
110                String authTokenType, Bundle loginOptions) throws NetworkErrorException {
111            return null;
112        }
113
114        @Override
115        public String getAuthTokenLabel(String authTokenType) {
116            // null means we don't have compartmentalized authtoken types
117            return null;
118        }
119
120        @Override
121        public Bundle hasFeatures(AccountAuthenticatorResponse response, Account account,
122                String[] features) throws NetworkErrorException {
123            return null;
124        }
125
126        @Override
127        public Bundle updateCredentials(AccountAuthenticatorResponse response, Account account,
128                String authTokenType, Bundle loginOptions) {
129            // TODO Auto-generated method stub
130            return null;
131        }
132
133    }
134
135    @Override
136    public IBinder onBind(Intent intent) {
137        // TODO Replace this with an appropriate constant in AccountManager, when it's created
138        String authenticatorIntent = "android.accounts.AccountAuthenticator";
139
140        if (authenticatorIntent.equals(intent.getAction())) {
141            return new EasAuthenticator(this).getIBinder();
142        } else {
143            return null;
144        }
145    }
146}
147