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      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 
     17 package com.android.email.service;
     18 
     19 import com.android.email.activity.setup.AccountSetupBasics;
     20 import com.android.emailcommon.AccountManagerTypes;
     21 import com.android.emailcommon.CalendarProviderStub;
     22 import com.android.emailcommon.provider.EmailContent;
     23 
     24 import android.accounts.AbstractAccountAuthenticator;
     25 import android.accounts.Account;
     26 import android.accounts.AccountAuthenticatorResponse;
     27 import android.accounts.AccountManager;
     28 import android.accounts.NetworkErrorException;
     29 import android.app.Service;
     30 import android.content.ContentResolver;
     31 import android.content.Context;
     32 import android.content.Intent;
     33 import android.os.Bundle;
     34 import android.os.IBinder;
     35 import android.provider.ContactsContract;
     36 
     37 /**
     38  * A very basic authenticator service for EAS.  At the moment, it has no UI hooks.  When called
     39  * with addAccount, it simply adds the account to AccountManager directly with a username and
     40  * password.
     41  */
     42 public class EasAuthenticatorService extends Service {
     43     public static final String OPTIONS_USERNAME = "username";
     44     public static final String OPTIONS_PASSWORD = "password";
     45     public static final String OPTIONS_CONTACTS_SYNC_ENABLED = "contacts";
     46     public static final String OPTIONS_CALENDAR_SYNC_ENABLED = "calendar";
     47     public static final String OPTIONS_EMAIL_SYNC_ENABLED = "email";
     48 
     49     class EasAuthenticator extends AbstractAccountAuthenticator {
     50         private Context mContext;
     51 
     52         public EasAuthenticator(Context context) {
     53             super(context);
     54             mContext = context;
     55         }
     56 
     57         @Override
     58         public Bundle addAccount(AccountAuthenticatorResponse response, String accountType,
     59                 String authTokenType, String[] requiredFeatures, Bundle options)
     60                 throws NetworkErrorException {
     61             // There are two cases here:
     62             // 1) We are called with a username/password; this comes from the traditional email
     63             //    app UI; we simply create the account and return the proper bundle
     64             if (options != null && options.containsKey(OPTIONS_PASSWORD)
     65                     && options.containsKey(OPTIONS_USERNAME)) {
     66                 final Account account = new Account(options.getString(OPTIONS_USERNAME),
     67                         AccountManagerTypes.TYPE_EXCHANGE);
     68                 AccountManager.get(EasAuthenticatorService.this).addAccountExplicitly(
     69                             account, options.getString(OPTIONS_PASSWORD), null);
     70 
     71                 // Set up contacts syncing.  ExchangeService will use info from ContentResolver
     72                 // to determine syncability of Contacts for Exchange
     73                 boolean syncContacts = false;
     74                 if (options.containsKey(OPTIONS_CONTACTS_SYNC_ENABLED) &&
     75                         options.getBoolean(OPTIONS_CONTACTS_SYNC_ENABLED)) {
     76                     syncContacts = true;
     77                 }
     78                 ContentResolver.setIsSyncable(account, ContactsContract.AUTHORITY, 1);
     79                 ContentResolver.setSyncAutomatically(account, ContactsContract.AUTHORITY,
     80                         syncContacts);
     81 
     82                 // Set up calendar syncing, as above
     83                 boolean syncCalendar = false;
     84                 if (options.containsKey(OPTIONS_CALENDAR_SYNC_ENABLED) &&
     85                         options.getBoolean(OPTIONS_CALENDAR_SYNC_ENABLED)) {
     86                     syncCalendar = true;
     87                 }
     88                 ContentResolver.setIsSyncable(account, CalendarProviderStub.AUTHORITY, 1);
     89                 ContentResolver.setSyncAutomatically(account, CalendarProviderStub.AUTHORITY,
     90                         syncCalendar);
     91 
     92                 // Set up email syncing, as above
     93                 boolean syncEmail = false;
     94                 if (options.containsKey(OPTIONS_EMAIL_SYNC_ENABLED) &&
     95                         options.getBoolean(OPTIONS_EMAIL_SYNC_ENABLED)) {
     96                     syncEmail = true;
     97                 }
     98                 ContentResolver.setIsSyncable(account, EmailContent.AUTHORITY, 1);
     99                 ContentResolver.setSyncAutomatically(account, EmailContent.AUTHORITY,
    100                         syncEmail);
    101 
    102                 Bundle b = new Bundle();
    103                 b.putString(AccountManager.KEY_ACCOUNT_NAME, options.getString(OPTIONS_USERNAME));
    104                 b.putString(AccountManager.KEY_ACCOUNT_TYPE, AccountManagerTypes.TYPE_EXCHANGE);
    105                 return b;
    106             // 2) The other case is that we're creating a new account from an Account manager
    107             //    activity.  In this case, we add an intent that will be used to gather the
    108             //    account information...
    109             } else {
    110                 Bundle b = new Bundle();
    111                 Intent intent =
    112                     AccountSetupBasics.actionSetupExchangeIntent(EasAuthenticatorService.this);
    113                 intent.putExtra(AccountManager.KEY_ACCOUNT_AUTHENTICATOR_RESPONSE, response);
    114                 b.putParcelable(AccountManager.KEY_INTENT, intent);
    115                 return b;
    116             }
    117         }
    118 
    119         @Override
    120         public Bundle confirmCredentials(AccountAuthenticatorResponse response, Account account,
    121                 Bundle options) {
    122             return null;
    123         }
    124 
    125         @Override
    126         public Bundle editProperties(AccountAuthenticatorResponse response, String accountType) {
    127             return null;
    128         }
    129 
    130         @Override
    131         public Bundle getAuthToken(AccountAuthenticatorResponse response, Account account,
    132                 String authTokenType, Bundle loginOptions) throws NetworkErrorException {
    133             return null;
    134         }
    135 
    136         @Override
    137         public String getAuthTokenLabel(String authTokenType) {
    138             // null means we don't have compartmentalized authtoken types
    139             return null;
    140         }
    141 
    142         @Override
    143         public Bundle hasFeatures(AccountAuthenticatorResponse response, Account account,
    144                 String[] features) throws NetworkErrorException {
    145             return null;
    146         }
    147 
    148         @Override
    149         public Bundle updateCredentials(AccountAuthenticatorResponse response, Account account,
    150                 String authTokenType, Bundle loginOptions) {
    151             return null;
    152         }
    153 
    154     }
    155 
    156     @Override
    157     public IBinder onBind(Intent intent) {
    158         if (AccountManager.ACTION_AUTHENTICATOR_INTENT.equals(intent.getAction())) {
    159             return new EasAuthenticator(this).getIBinder();
    160         } else {
    161             return null;
    162         }
    163     }
    164 }
    165