MailService.java revision e714bb9d153cfe13a7f0932e7d67ea08fa5a1d98 
1/*
2 * Copyright (C) 2008 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 android.accounts.AccountManager;
20import android.accounts.AccountManagerCallback;
21import android.accounts.AccountManagerFuture;
22import android.app.Service;
23import android.content.Context;
24import android.content.Intent;
25import android.database.Cursor;
26import android.os.Bundle;
27import android.os.IBinder;
28
29import com.android.email.R;
30import com.android.email.SingleRunningTask;
31import com.android.email.provider.AccountReconciler;
32import com.android.email.service.EmailServiceUtils.EmailServiceInfo;
33import com.android.email2.ui.MailActivityEmail;
34import com.android.emailcommon.provider.Account;
35import com.android.emailcommon.provider.HostAuth;
36import com.android.emailcommon.utility.EmailAsyncTask;
37import com.google.common.annotations.VisibleForTesting;
38
39import java.util.ArrayList;
40import java.util.List;
41
42/**
43 * Legacy service, now used mainly for account reconciliation
44 */
45public class MailService extends Service {
46
47    @Override
48    public int onStartCommand(final Intent intent, int flags, final int startId) {
49        super.onStartCommand(intent, flags, startId);
50
51        EmailAsyncTask.runAsyncParallel(new Runnable() {
52            @Override
53            public void run() {
54                reconcilePopAccountsSync(MailService.this);
55            }
56        });
57
58        // Make sure our services are running, if necessary
59        MailActivityEmail.setServicesEnabledAsync(this);
60
61        // Returning START_NOT_STICKY means that if a mail check is killed (e.g. due to memory
62        // pressure, there will be no explicit restart.  This is OK;  Note that we set a watchdog
63        // alarm before each mailbox check.  If the mailbox check never completes, the watchdog
64        // will fire and get things running again.
65        return START_NOT_STICKY;
66    }
67
68    @Override
69    public IBinder onBind(Intent intent) {
70        return null;
71    }
72
73    public static ArrayList<Account> getPopAccountList(Context context) {
74        ArrayList<Account> providerAccounts = new ArrayList<Account>();
75        Cursor c = context.getContentResolver().query(Account.CONTENT_URI, Account.ID_PROJECTION,
76                null, null, null);
77        try {
78            while (c.moveToNext()) {
79                long accountId = c.getLong(Account.CONTENT_ID_COLUMN);
80                String protocol = Account.getProtocol(context, accountId);
81                EmailServiceInfo info = EmailServiceUtils.getServiceInfo(context, protocol);
82                if ((info != null) && info.accountType.equals(
83                        context.getString(R.string.account_manager_type_pop3))) {
84                    Account account = Account.restoreAccountWithId(context, accountId);
85                    if (account != null) {
86                        providerAccounts.add(account);
87                    }
88                }
89            }
90        } finally {
91            c.close();
92        }
93        return providerAccounts;
94    }
95
96    private static final SingleRunningTask<Context> sReconcilePopAccountsSyncExecutor =
97            new SingleRunningTask<Context>("ReconcilePopImapAccountsSync") {
98                @Override
99                protected void runInternal(Context context) {
100                    android.accounts.Account[] accountManagerAccounts = AccountManager.get(context)
101                            .getAccountsByType(
102                                    context.getString(R.string.account_manager_type_pop3));
103                    ArrayList<Account> providerAccounts = getPopAccountList(context);
104                    MailService.reconcileAccountsWithAccountManager(context, providerAccounts,
105                            accountManagerAccounts, context);
106
107                }
108    };
109
110    /**
111     * Reconcile POP/IMAP accounts.
112     */
113    public static void reconcilePopAccountsSync(Context context) {
114        sReconcilePopAccountsSyncExecutor.run(context);
115    }
116
117    /**
118     * See Utility.reconcileAccounts for details
119     * @param context The context in which to operate
120     * @param emailProviderAccounts the exchange provider accounts to work from
121     * @param accountManagerAccounts The account manager accounts to work from
122     * @param providerContext the provider's context (in unit tests, this may differ from context)
123     */
124    @VisibleForTesting
125    public static void reconcileAccountsWithAccountManager(Context context,
126            List<Account> emailProviderAccounts, android.accounts.Account[] accountManagerAccounts,
127            Context providerContext) {
128        AccountReconciler.reconcileAccounts(context, emailProviderAccounts, accountManagerAccounts,
129                providerContext);
130    }
131
132    public static AccountManagerFuture<Bundle> setupAccountManagerAccount(Context context,
133            Account account, boolean email, boolean calendar, boolean contacts,
134            AccountManagerCallback<Bundle> callback) {
135        Bundle options = new Bundle();
136        HostAuth hostAuthRecv = HostAuth.restoreHostAuthWithId(context, account.mHostAuthKeyRecv);
137        if (hostAuthRecv == null) {
138            return null;
139        }
140        // Set up username/password
141        options.putString(EasAuthenticatorService.OPTIONS_USERNAME, account.mEmailAddress);
142        options.putString(EasAuthenticatorService.OPTIONS_PASSWORD, hostAuthRecv.mPassword);
143        options.putBoolean(EasAuthenticatorService.OPTIONS_CONTACTS_SYNC_ENABLED, contacts);
144        options.putBoolean(EasAuthenticatorService.OPTIONS_CALENDAR_SYNC_ENABLED, calendar);
145        options.putBoolean(EasAuthenticatorService.OPTIONS_EMAIL_SYNC_ENABLED, email);
146        EmailServiceInfo info = EmailServiceUtils.getServiceInfo(context, hostAuthRecv.mProtocol);
147        return AccountManager.get(context).addAccount(info.accountType, null, null, options, null,
148                callback, null);
149    }
150}
151