/*
* Copyright (C) 2009 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 com.android.email.AccountBackupRestore;
import com.android.email.R;
import com.android.email.Utility;
import com.android.email.provider.EmailContent;
import com.android.email.provider.EmailContent.Account;
import com.android.email.service.EmailServiceProxy;
import com.android.exchange.SyncManager;
import android.app.Activity;
import android.app.AlertDialog;
import android.app.Dialog;
import android.content.DialogInterface;
import android.content.Intent;
import android.os.Bundle;
import android.os.RemoteException;
import android.text.Editable;
import android.text.TextWatcher;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.CheckBox;
import android.widget.CompoundButton;
import android.widget.EditText;
import android.widget.CompoundButton.OnCheckedChangeListener;
import java.net.URI;
import java.net.URISyntaxException;
/**
* Provides generic setup for Exchange accounts. The following fields are supported:
*
* Email Address (from previous setup screen)
* Server
* Domain
* Requires SSL?
* User (login)
* Password
*/
public class AccountSetupExchange extends Activity implements OnClickListener,
OnCheckedChangeListener {
private static final String EXTRA_ACCOUNT = "account";
private static final String EXTRA_MAKE_DEFAULT = "makeDefault";
private static final String EXTRA_EAS_FLOW = "easFlow";
private final static int DIALOG_DUPLICATE_ACCOUNT = 1;
private EditText mUsernameView;
private EditText mPasswordView;
private EditText mServerView;
private CheckBox mSslSecurityView;
private CheckBox mTrustCertificatesView;
private Button mNextButton;
private Account mAccount;
private boolean mMakeDefault;
private String mCacheLoginCredential;
private String mDuplicateAccountName;
public static void actionIncomingSettings(Activity fromActivity, Account account,
boolean makeDefault, boolean easFlowMode) {
Intent i = new Intent(fromActivity, AccountSetupExchange.class);
i.putExtra(EXTRA_ACCOUNT, account);
i.putExtra(EXTRA_MAKE_DEFAULT, makeDefault);
i.putExtra(EXTRA_EAS_FLOW, easFlowMode);
fromActivity.startActivity(i);
}
public static void actionEditIncomingSettings(Activity fromActivity, Account account)
{
Intent i = new Intent(fromActivity, AccountSetupExchange.class);
i.setAction(Intent.ACTION_EDIT);
i.putExtra(EXTRA_ACCOUNT, account);
fromActivity.startActivity(i);
}
/**
* For now, we'll simply replicate outgoing, for the purpose of satisfying the
* account settings flow.
*/
public static void actionEditOutgoingSettings(Activity fromActivity, Account account)
{
Intent i = new Intent(fromActivity, AccountSetupExchange.class);
i.setAction(Intent.ACTION_EDIT);
i.putExtra(EXTRA_ACCOUNT, account);
fromActivity.startActivity(i);
}
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.account_setup_exchange);
mUsernameView = (EditText) findViewById(R.id.account_username);
mPasswordView = (EditText) findViewById(R.id.account_password);
mServerView = (EditText) findViewById(R.id.account_server);
mSslSecurityView = (CheckBox) findViewById(R.id.account_ssl);
mSslSecurityView.setOnCheckedChangeListener(this);
mTrustCertificatesView = (CheckBox) findViewById(R.id.account_trust_certificates);
mNextButton = (Button)findViewById(R.id.next);
mNextButton.setOnClickListener(this);
/*
* Calls validateFields() which enables or disables the Next button
* based on the fields' validity.
*/
TextWatcher validationTextWatcher = new TextWatcher() {
public void afterTextChanged(Editable s) {
validateFields();
}
public void beforeTextChanged(CharSequence s, int start, int count, int after) {
}
public void onTextChanged(CharSequence s, int start, int before, int count) {
}
};
mUsernameView.addTextChangedListener(validationTextWatcher);
mPasswordView.addTextChangedListener(validationTextWatcher);
mServerView.addTextChangedListener(validationTextWatcher);
mAccount = (EmailContent.Account) getIntent().getParcelableExtra(EXTRA_ACCOUNT);
mMakeDefault = getIntent().getBooleanExtra(EXTRA_MAKE_DEFAULT, false);
/*
* If we're being reloaded we override the original account with the one
* we saved
*/
if (savedInstanceState != null && savedInstanceState.containsKey(EXTRA_ACCOUNT)) {
mAccount = (EmailContent.Account) savedInstanceState.getParcelable(EXTRA_ACCOUNT);
}
try {
URI uri = new URI(mAccount.getStoreUri(this));
String username = null;
String password = null;
if (uri.getUserInfo() != null) {
String[] userInfoParts = uri.getUserInfo().split(":", 2);
username = userInfoParts[0];
if (userInfoParts.length > 1) {
password = userInfoParts[1];
}
}
if (username != null) {
// Add a backslash to the start of the username, but only if the username has no
// backslash in it.
if (username.indexOf('\\') < 0) {
username = "\\" + username;
}
mUsernameView.setText(username);
}
if (password != null) {
mPasswordView.setText(password);
}
if (uri.getScheme().startsWith("eas")) {
// any other setup from mAccount can go here
} else {
throw new Error("Unknown account type: " + mAccount.getStoreUri(this));
}
if (uri.getHost() != null) {
mServerView.setText(uri.getHost());
}
boolean ssl = uri.getScheme().contains("ssl");
mSslSecurityView.setChecked(ssl);
mTrustCertificatesView.setChecked(uri.getScheme().contains("trustallcerts"));
mTrustCertificatesView.setVisibility(ssl ? View.VISIBLE : View.GONE);
} catch (URISyntaxException use) {
/*
* We should always be able to parse our own settings.
*/
throw new Error(use);
}
validateFields();
}
@Override
public void onSaveInstanceState(Bundle outState) {
super.onSaveInstanceState(outState);
outState.putParcelable(EXTRA_ACCOUNT, mAccount);
}
private boolean usernameFieldValid(EditText usernameView) {
return Utility.requiredFieldValid(usernameView) &&
!usernameView.getText().toString().equals("\\");
}
/**
* Prepare a cached dialog with current values (e.g. account name)
*/
@Override
public Dialog onCreateDialog(int id) {
switch (id) {
case DIALOG_DUPLICATE_ACCOUNT:
return new AlertDialog.Builder(this)
.setIcon(android.R.drawable.ic_dialog_alert)
.setTitle(R.string.account_duplicate_dlg_title)
.setMessage(getString(R.string.account_duplicate_dlg_message_fmt,
mDuplicateAccountName))
.setPositiveButton(R.string.okay_action,
new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int which) {
dismissDialog(DIALOG_DUPLICATE_ACCOUNT);
}
})
.create();
}
return null;
}
/**
* Update a cached dialog with current values (e.g. account name)
*/
@Override
public void onPrepareDialog(int id, Dialog dialog) {
switch (id) {
case DIALOG_DUPLICATE_ACCOUNT:
if (mDuplicateAccountName != null) {
AlertDialog alert = (AlertDialog) dialog;
alert.setMessage(getString(R.string.account_duplicate_dlg_message_fmt,
mDuplicateAccountName));
}
break;
}
}
/**
* Check the values in the fields and decide if it makes sense to enable the "next" button
* NOTE: Does it make sense to extract & combine with similar code in AccountSetupIncoming?
*/
private void validateFields() {
boolean enabled = usernameFieldValid(mUsernameView)
&& Utility.requiredFieldValid(mPasswordView)
&& Utility.requiredFieldValid(mServerView);
if (enabled) {
try {
URI uri = getUri();
} catch (URISyntaxException use) {
enabled = false;
}
}
mNextButton.setEnabled(enabled);
Utility.setCompoundDrawablesAlpha(mNextButton, enabled ? 255 : 128);
}
@Override
public void onActivityResult(int requestCode, int resultCode, Intent data) {
if (resultCode == RESULT_OK) {
if (Intent.ACTION_EDIT.equals(getIntent().getAction())) {
if (mAccount.isSaved()) {
// Account.update will NOT save the HostAuth's
mAccount.update(this, mAccount.toContentValues());
mAccount.mHostAuthRecv.update(this, mAccount.mHostAuthRecv.toContentValues());
mAccount.mHostAuthSend.update(this, mAccount.mHostAuthSend.toContentValues());
if (mAccount.mHostAuthRecv.mProtocol.equals("eas")) {
// For EAS, notify SyncManager that the password has changed
try {
new EmailServiceProxy(this, SyncManager.class)
.hostChanged(mAccount.mId);
} catch (RemoteException e) {
// Nothing to be done if this fails
}
}
} else {
// Account.save will save the HostAuth's
mAccount.save(this);
}
// Update the backup (side copy) of the accounts
AccountBackupRestore.backupAccounts(this);
finish();
} else {
// Go directly to end - there is no 2nd screen for incoming settings
boolean easFlowMode = getIntent().getBooleanExtra(EXTRA_EAS_FLOW, false);
AccountSetupOptions.actionOptions(this, mAccount, mMakeDefault, easFlowMode);
finish();
}
}
}
/**
* Attempt to create a URI from the fields provided. Throws URISyntaxException if there's
* a problem with the user input.
* @return a URI built from the account setup fields
*/
private URI getUri() throws URISyntaxException {
boolean sslRequired = mSslSecurityView.isChecked();
boolean trustCertificates = mTrustCertificatesView.isChecked();
String scheme = (sslRequired)
? (trustCertificates ? "eas+ssl+trustallcerts" : "eas+ssl+")
: "eas";
String userName = mUsernameView.getText().toString().trim();
// Remove a leading backslash, if there is one, since we now automatically put one at
// the start of the username field
if (userName.startsWith("\\")) {
userName = userName.substring(1);
}
mCacheLoginCredential = userName;
String userInfo = userName + ":" + mPasswordView.getText().toString().trim();
String host = mServerView.getText().toString().trim();
String path = null;
URI uri = new URI(
scheme,
userInfo,
host,
0,
path,
null,
null);
return uri;
}
/**
* Note, in EAS, store & sender are the same, so we always populate them together
*/
private void onNext() {
try {
URI uri = getUri();
mAccount.setStoreUri(this, uri.toString());
mAccount.setSenderUri(this, uri.toString());
// Stop here if the login credentials duplicate an existing account
// (unless they duplicate the existing account, as they of course will)
mDuplicateAccountName = Utility.findDuplicateAccount(this, mAccount.mId,
uri.getHost(), mCacheLoginCredential);
if (mDuplicateAccountName != null) {
this.showDialog(DIALOG_DUPLICATE_ACCOUNT);
return;
}
} catch (URISyntaxException use) {
/*
* It's unrecoverable if we cannot create a URI from components that
* we validated to be safe.
*/
throw new Error(use);
}
AccountSetupCheckSettings.actionCheckSettings(this, mAccount, true, false);
}
public void onClick(View v) {
switch (v.getId()) {
case R.id.next:
onNext();
break;
}
}
public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) {
if (buttonView.getId() == R.id.account_ssl) {
mTrustCertificatesView.setVisibility(isChecked ? View.VISIBLE : View.GONE);
}
}
}