/*
* Copyright (C) 2014 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.android.email.activity.setup;
import android.accounts.AccountManagerFuture;
import android.accounts.AuthenticatorException;
import android.accounts.OperationCanceledException;
import android.app.Fragment;
import android.app.LoaderManager;
import android.content.Context;
import android.content.Intent;
import android.content.Loader;
import android.os.Bundle;
import android.os.Handler;
import android.os.RemoteException;
import com.android.email.provider.EmailProvider;
import com.android.email.service.EmailServiceUtils;
import com.android.email2.ui.MailActivityEmail;
import com.android.emailcommon.provider.Account;
import com.android.emailcommon.service.EmailServiceProxy;
import com.android.mail.preferences.AccountPreferences;
import com.android.mail.ui.MailAsyncTaskLoader;
import com.android.mail.utils.LogUtils;
import java.io.IOException;
/**
* This retained headless fragment acts as a container for the multi-step task of creating the
* AccountManager account and saving our account object to the database, as well as some misc
* related background tasks.
*/
public class AccountCreationFragment extends Fragment {
public static final String TAG = "AccountCreationFragment";
public static final int REQUEST_CODE_ACCEPT_POLICIES = 1;
private static final String ACCOUNT_TAG = "account";
private static final String SYNC_EMAIL_TAG = "email";
private static final String SYNC_CALENDAR_TAG = "calendar";
private static final String SYNC_CONTACTS_TAG = "contacts";
private static final String NOTIFICATIONS_TAG = "notifications";
private static final String SAVESTATE_STAGE = "AccountCreationFragment.stage";
private static final int STAGE_BEFORE_ACCOUNT_SECURITY = 0;
private static final int STAGE_REFRESHING_ACCOUNT = 1;
private static final int STAGE_WAITING_FOR_ACCOUNT_SECURITY = 2;
private static final int STAGE_AFTER_ACCOUNT_SECURITY = 3;
private int mStage = 0;
private Context mAppContext;
private final Handler mHandler;
public interface Callback {
void onAccountCreationFragmentComplete();
void destroyAccountCreationFragment();
void showCreateAccountErrorDialog();
void setAccount(Account account);
}
public AccountCreationFragment() {
mHandler = new Handler();
}
public static AccountCreationFragment newInstance(Account account, boolean syncEmail,
boolean syncCalendar, boolean syncContacts, boolean enableNotifications) {
final Bundle args = new Bundle(5);
args.putParcelable(AccountCreationFragment.ACCOUNT_TAG, account);
args.putBoolean(AccountCreationFragment.SYNC_EMAIL_TAG, syncEmail);
args.putBoolean(AccountCreationFragment.SYNC_CALENDAR_TAG, syncCalendar);
args.putBoolean(AccountCreationFragment.SYNC_CONTACTS_TAG, syncContacts);
args.putBoolean(AccountCreationFragment.NOTIFICATIONS_TAG, enableNotifications);
final AccountCreationFragment f = new AccountCreationFragment();
f.setArguments(args);
return f;
}
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setRetainInstance(true);
if (savedInstanceState != null) {
mStage = savedInstanceState.getInt(SAVESTATE_STAGE);
}
}
@Override
public void onActivityCreated(Bundle savedInstanceState) {
super.onActivityCreated(savedInstanceState);
mAppContext = getActivity().getApplicationContext();
}
@Override
public void onSaveInstanceState(Bundle outState) {
super.onSaveInstanceState(outState);
outState.putInt(SAVESTATE_STAGE, mStage);
}
@Override
public void onResume() {
super.onResume();
switch (mStage) {
case STAGE_BEFORE_ACCOUNT_SECURITY:
kickBeforeAccountSecurityLoader();
break;
case STAGE_REFRESHING_ACCOUNT:
kickRefreshingAccountLoader();
break;
case STAGE_WAITING_FOR_ACCOUNT_SECURITY:
// TODO: figure out when we might get here and what to do if we do
break;
case STAGE_AFTER_ACCOUNT_SECURITY:
kickAfterAccountSecurityLoader();
break;
}
}
private void kickBeforeAccountSecurityLoader() {
final LoaderManager loaderManager = getLoaderManager();
loaderManager.destroyLoader(STAGE_REFRESHING_ACCOUNT);
loaderManager.destroyLoader(STAGE_AFTER_ACCOUNT_SECURITY);
loaderManager.initLoader(STAGE_BEFORE_ACCOUNT_SECURITY, getArguments(),
new BeforeAccountSecurityCallbacks());
}
private void kickRefreshingAccountLoader() {
final LoaderManager loaderManager = getLoaderManager();
loaderManager.destroyLoader(STAGE_BEFORE_ACCOUNT_SECURITY);
loaderManager.destroyLoader(STAGE_AFTER_ACCOUNT_SECURITY);
loaderManager.initLoader(STAGE_REFRESHING_ACCOUNT, getArguments(),
new RefreshAccountCallbacks());
}
private void kickAfterAccountSecurityLoader() {
final LoaderManager loaderManager = getLoaderManager();
loaderManager.destroyLoader(STAGE_BEFORE_ACCOUNT_SECURITY);
loaderManager.destroyLoader(STAGE_REFRESHING_ACCOUNT);
loaderManager.initLoader(STAGE_AFTER_ACCOUNT_SECURITY, getArguments(),
new AfterAccountSecurityCallbacks());
}
private class BeforeAccountSecurityCallbacks
implements LoaderManager.LoaderCallbacks<Boolean> {
public BeforeAccountSecurityCallbacks() {}
@Override
public Loader<Boolean> onCreateLoader(int id, Bundle args) {
final Account account = args.getParcelable(ACCOUNT_TAG);
final boolean email = args.getBoolean(SYNC_EMAIL_TAG);
final boolean calendar = args.getBoolean(SYNC_CALENDAR_TAG);
final boolean contacts = args.getBoolean(SYNC_CONTACTS_TAG);
final boolean notificationsEnabled = args.getBoolean(NOTIFICATIONS_TAG);
/**
* Task loader returns true if we created the account, false if we bailed out.
*/
return new MailAsyncTaskLoader<Boolean>(mAppContext) {
@Override
protected void onDiscardResult(Boolean result) {}
@Override
public Boolean loadInBackground() {
// Set the incomplete flag here to avoid reconciliation issues
account.mFlags |= Account.FLAGS_INCOMPLETE;
AccountSettingsUtils.commitSettings(mAppContext, account);
final AccountManagerFuture<Bundle> future =
EmailServiceUtils.setupAccountManagerAccount(mAppContext, account,
email, calendar, contacts, null);
boolean createSuccess = false;
try {
future.getResult();
createSuccess = true;
} catch (OperationCanceledException e) {
LogUtils.d(LogUtils.TAG, "addAccount was canceled");
} catch (IOException e) {
LogUtils.d(LogUtils.TAG, "addAccount failed: " + e);
} catch (AuthenticatorException e) {
LogUtils.d(LogUtils.TAG, "addAccount failed: " + e);
}
if (!createSuccess) {
return false;
}
// We can move the notification setting to the inbox FolderPreferences
// later, once we know what the inbox is
new AccountPreferences(mAppContext, account.getEmailAddress())
.setDefaultInboxNotificationsEnabled(notificationsEnabled);
// Now that AccountManager account creation is complete, clear the
// INCOMPLETE flag
account.mFlags &= ~Account.FLAGS_INCOMPLETE;
AccountSettingsUtils.commitSettings(mAppContext, account);
return true;
}
};
}
@Override
public void onLoadFinished(Loader<Boolean> loader, Boolean success) {
if (success == null || !isResumed()) {
return;
}
if (success) {
mStage = STAGE_REFRESHING_ACCOUNT;
kickRefreshingAccountLoader();
} else {
final Callback callback = (Callback) getActivity();
mHandler.post(new Runnable() {
@Override
public void run() {
if (!isResumed()) {
return;
}
// Can't do this from within onLoadFinished
callback.destroyAccountCreationFragment();
callback.showCreateAccountErrorDialog();
}
});
}
}
@Override
public void onLoaderReset(Loader<Boolean> loader) {}
}
private class RefreshAccountCallbacks implements LoaderManager.LoaderCallbacks<Account> {
@Override
public Loader<Account> onCreateLoader(int id, Bundle args) {
final Account account = args.getParcelable(ACCOUNT_TAG);
return new MailAsyncTaskLoader<Account>(mAppContext) {
@Override
protected void onDiscardResult(Account result) {}
@Override
public Account loadInBackground() {
account.refresh(mAppContext);
return account;
}
};
}
@Override
public void onLoadFinished(Loader<Account> loader, Account account) {
if (account == null || !isResumed()) {
return;
}
getArguments().putParcelable(ACCOUNT_TAG, account);
if ((account.mFlags & Account.FLAGS_SECURITY_HOLD) != 0) {
final Intent intent = AccountSecurity
.actionUpdateSecurityIntent(getActivity(), account.mId, false);
startActivityForResult(intent, REQUEST_CODE_ACCEPT_POLICIES);
mStage = STAGE_WAITING_FOR_ACCOUNT_SECURITY;
} else {
mStage = STAGE_AFTER_ACCOUNT_SECURITY;
kickAfterAccountSecurityLoader();
}
}
@Override
public void onLoaderReset(Loader<Account> loader) {}
}
private class AfterAccountSecurityCallbacks
implements LoaderManager.LoaderCallbacks<Account> {
@Override
public Loader<Account> onCreateLoader(int id, Bundle args) {
final Account account = args.getParcelable(ACCOUNT_TAG);
return new MailAsyncTaskLoader<Account>(mAppContext) {
@Override
protected void onDiscardResult(Account result) {}
@Override
public Account loadInBackground() {
// Clear the security hold flag now
account.mFlags &= ~Account.FLAGS_SECURITY_HOLD;
AccountSettingsUtils.commitSettings(mAppContext, account);
// Start up services based on new account(s)
EmailProvider.setServicesEnabledSync(mAppContext);
EmailServiceUtils
.startService(mAppContext, account.mHostAuthRecv.mProtocol);
return account;
}
};
}
@Override
public void onLoadFinished(final Loader<Account> loader, final Account account) {
// Need to do this from a runnable because this triggers fragment transactions
mHandler.post(new Runnable() {
@Override
public void run() {
if (account == null || !isResumed()) {
return;
}
// Move to final setup screen
Callback callback = (Callback) getActivity();
callback.setAccount(account);
callback.onAccountCreationFragmentComplete();
// Update the folder list (to get our starting folders, e.g. Inbox)
final EmailServiceProxy proxy = EmailServiceUtils
.getServiceForAccount(mAppContext, account.mId);
try {
proxy.updateFolderList(account.mId);
} catch (RemoteException e) {
// It's all good
}
}
});
}
@Override
public void onLoaderReset(Loader<Account> loader) {}
}
/**
* This is called after the AccountSecurity activity completes.
*/
@Override
public void onActivityResult(int requestCode, int resultCode, Intent data) {
mStage = STAGE_AFTER_ACCOUNT_SECURITY;
// onResume() will be called immediately after this to kick the next loader
}
}