1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/src/org/gege/caldavsyncadapter/authenticator/AuthenticatorActivity.java Tue Feb 10 18:12:00 2015 +0100
1.3 @@ -0,0 +1,474 @@
1.4 +/**
1.5 + * Copyright (c) 2012-2013, Gerald Garcia
1.6 + *
1.7 + * This file is part of Andoid Caldav Sync Adapter Free.
1.8 + *
1.9 + * Andoid Caldav Sync Adapter Free is free software: you can redistribute
1.10 + * it and/or modify it under the terms of the GNU General Public License
1.11 + * as published by the Free Software Foundation, either version 3 of the
1.12 + * License, or at your option any later version.
1.13 + *
1.14 + * Andoid Caldav Sync Adapter Free is distributed in the hope that
1.15 + * it will be useful, but WITHOUT ANY WARRANTY; without even the implied
1.16 + * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
1.17 + * GNU General Public License for more details.
1.18 + *
1.19 + * You should have received a copy of the GNU General Public License
1.20 + * along with Andoid Caldav Sync Adapter Free.
1.21 + * If not, see <http://www.gnu.org/licenses/>.
1.22 + *
1.23 + */
1.24 +
1.25 +package org.gege.caldavsyncadapter.authenticator;
1.26 +
1.27 +import java.io.IOException;
1.28 +import java.io.UnsupportedEncodingException;
1.29 +import java.net.MalformedURLException;
1.30 +import java.net.URISyntaxException;
1.31 +
1.32 +import javax.xml.parsers.ParserConfigurationException;
1.33 +
1.34 +import org.apache.http.conn.HttpHostConnectException;
1.35 +import org.gege.caldavsyncadapter.R;
1.36 +import org.gege.caldavsyncadapter.caldav.CaldavFacade;
1.37 +import org.gege.caldavsyncadapter.caldav.CaldavFacade.TestConnectionResult;
1.38 +import org.xml.sax.SAXException;
1.39 +
1.40 +import android.accounts.Account;
1.41 +import android.accounts.AccountManager;
1.42 +import android.animation.Animator;
1.43 +import android.animation.AnimatorListenerAdapter;
1.44 +import android.annotation.TargetApi;
1.45 +import android.app.Activity;
1.46 +import android.content.Context;
1.47 +import android.content.pm.PackageManager.NameNotFoundException;
1.48 +import android.os.AsyncTask;
1.49 +import android.os.Build;
1.50 +import android.os.Bundle;
1.51 +import android.text.TextUtils;
1.52 +import android.util.Log;
1.53 +import android.view.KeyEvent;
1.54 +import android.view.Menu;
1.55 +import android.view.View;
1.56 +import android.view.inputmethod.EditorInfo;
1.57 +import android.widget.EditText;
1.58 +import android.widget.TextView;
1.59 +import android.widget.Toast;
1.60 +
1.61 +/**
1.62 + * Activity which displays a login screen to the user, offering registration as
1.63 + * well.
1.64 + */
1.65 +public class AuthenticatorActivity extends Activity {
1.66 +
1.67 + private static final String TAG = "AuthenticatorActivity";
1.68 +
1.69 + private static final String ACCOUNT_TYPE = "org.gege.caldavsyncadapter.account";
1.70 +
1.71 + public static final String USER_DATA_URL_KEY = "USER_DATA_URL_KEY";
1.72 + public static final String USER_DATA_USERNAME = "USER_DATA_USERNAME";
1.73 + public static final String USER_DATA_VERSION = "USER_DATA_VERSION";
1.74 + public static final String CURRENT_USER_DATA_VERSION = "1";
1.75 +
1.76 + public static final String ACCOUNT_NAME_SPLITTER = "@";
1.77 +
1.78 + /**
1.79 + * The default email to populate the email field with.
1.80 + */
1.81 + public static final String EXTRA_EMAIL = "com.example.android.authenticatordemo.extra.EMAIL";
1.82 +
1.83 + /**
1.84 + * Keep track of the login task to ensure we can cancel it if requested.
1.85 + */
1.86 + private UserLoginTask mAuthTask = null;
1.87 +
1.88 + // Values for email and password at the time of the login attempt.
1.89 + private String mUser;
1.90 + private String mPassword;
1.91 + private Context mContext;
1.92 +
1.93 + // UI references.
1.94 + private EditText mUserView;
1.95 + private EditText mPasswordView;
1.96 + private View mLoginFormView;
1.97 + private View mLoginStatusView;
1.98 + private TextView mLoginStatusMessageView;
1.99 +
1.100 + private AccountManager mAccountManager;
1.101 +
1.102 + private String mURL;
1.103 + private EditText mURLView;
1.104 +
1.105 + private String mAccountname;
1.106 + private EditText mAccountnameView;
1.107 +
1.108 + public AuthenticatorActivity() {
1.109 + super();
1.110 +
1.111 + }
1.112 +
1.113 + @Override
1.114 + protected void onCreate(Bundle savedInstanceState) {
1.115 + super.onCreate(savedInstanceState);
1.116 +
1.117 + mAccountManager = AccountManager.get(this);
1.118 +
1.119 + setContentView(R.layout.activity_authenticator);
1.120 +
1.121 + // Set up the login form.
1.122 + mUser = getIntent().getStringExtra(EXTRA_EMAIL);
1.123 + mUserView = (EditText) findViewById(R.id.user);
1.124 + mUserView.setText(mUser);
1.125 +
1.126 + mContext = getBaseContext();
1.127 +
1.128 + mPasswordView = (EditText) findViewById(R.id.password);
1.129 + mPasswordView
1.130 + .setOnEditorActionListener(new TextView.OnEditorActionListener() {
1.131 + @Override
1.132 + public boolean onEditorAction(TextView textView, int id,
1.133 + KeyEvent keyEvent) {
1.134 + if (id == R.id.login || id == EditorInfo.IME_NULL) {
1.135 + attemptLogin();
1.136 + return true;
1.137 + }
1.138 + return false;
1.139 + }
1.140 + });
1.141 +
1.142 +
1.143 + mURLView = (EditText) findViewById(R.id.url);
1.144 +
1.145 + mAccountnameView = (EditText) findViewById(R.id.accountname);
1.146 +
1.147 + mLoginFormView = findViewById(R.id.login_form);
1.148 + mLoginStatusView = findViewById(R.id.login_status);
1.149 + mLoginStatusMessageView = (TextView) findViewById(R.id.login_status_message);
1.150 +
1.151 + findViewById(R.id.sign_in_button).setOnClickListener(
1.152 + new View.OnClickListener() {
1.153 + @Override
1.154 + public void onClick(View view) {
1.155 + attemptLogin();
1.156 + }
1.157 + });
1.158 +
1.159 +
1.160 + }
1.161 +
1.162 + @Override
1.163 + public boolean onCreateOptionsMenu(Menu menu) {
1.164 + super.onCreateOptionsMenu(menu);
1.165 + getMenuInflater().inflate(R.menu.activity_authenticator, menu);
1.166 + return true;
1.167 + }
1.168 +
1.169 + /**
1.170 + * Attempts to sign in or register the account specified by the login form.
1.171 + * If there are form errors (invalid email, missing fields, etc.), the
1.172 + * errors are presented and no actual login attempt is made.
1.173 + */
1.174 + public void attemptLogin() {
1.175 + if (mAuthTask != null) {
1.176 + return;
1.177 + }
1.178 +
1.179 + // Reset errors.
1.180 + mUserView.setError(null);
1.181 + mPasswordView.setError(null);
1.182 +
1.183 + // Store values at the time of the login attempt.
1.184 + mUser = mUserView.getText().toString();
1.185 + mPassword = mPasswordView.getText().toString();
1.186 + mURL = mURLView.getText().toString();
1.187 + mAccountname = mAccountnameView.getText().toString();
1.188 +
1.189 + boolean cancel = false;
1.190 + View focusView = null;
1.191 +
1.192 + if (!mAccountname.equals("")) {
1.193 + Account TestAccount = new Account(mAccountname, ACCOUNT_TYPE);
1.194 + String TestUrl = mAccountManager.getUserData(TestAccount, AuthenticatorActivity.USER_DATA_URL_KEY);
1.195 + if (TestUrl != null) {
1.196 + mAccountnameView.setError(getString(R.string.error_account_already_in_use));
1.197 + focusView = mAccountnameView;
1.198 + cancel = true;
1.199 + }
1.200 + }
1.201 +
1.202 + // Check for a valid password.
1.203 + if (TextUtils.isEmpty(mPassword)) {
1.204 + mPasswordView.setError(getString(R.string.error_field_required));
1.205 + focusView = mPasswordView;
1.206 + cancel = true;
1.207 + } else if (mPassword.length() < 4) {
1.208 + mPasswordView.setError(getString(R.string.error_invalid_password));
1.209 + focusView = mPasswordView;
1.210 + cancel = true;
1.211 + }
1.212 +
1.213 + // Check for a valid email address.
1.214 + if (TextUtils.isEmpty(mUser)) {
1.215 + mUserView.setError(getString(R.string.error_field_required));
1.216 + focusView = mUserView;
1.217 + cancel = true;
1.218 + }
1.219 + //else if (!mUser.contains("@")) {
1.220 + // mUserView.setError(getString(R.string.error_invalid_email));
1.221 + // focusView = mUserView;
1.222 + // cancel = true;
1.223 + //}
1.224 +
1.225 + if (cancel) {
1.226 + // There was an error; don't attempt login and focus the first
1.227 + // form field with an error.
1.228 + focusView.requestFocus();
1.229 + } else {
1.230 + // Show a progress spinner, and kick off a background task to
1.231 + // perform the user login attempt.
1.232 + mLoginStatusMessageView.setText(R.string.login_progress_signing_in);
1.233 + showProgress(true);
1.234 + mAuthTask = new UserLoginTask();
1.235 + mAuthTask.execute((Void) null);
1.236 + }
1.237 + }
1.238 +
1.239 + /**
1.240 + * Shows the progress UI and hides the login form.
1.241 + */
1.242 + @TargetApi(Build.VERSION_CODES.HONEYCOMB_MR2)
1.243 + private void showProgress(final boolean show) {
1.244 + // On Honeycomb MR2 we have the ViewPropertyAnimator APIs, which allow
1.245 + // for very easy animations. If available, use these APIs to fade-in
1.246 + // the progress spinner.
1.247 + if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.HONEYCOMB_MR2) {
1.248 + int shortAnimTime = getResources().getInteger(
1.249 + android.R.integer.config_shortAnimTime);
1.250 +
1.251 + mLoginStatusView.setVisibility(View.VISIBLE);
1.252 + mLoginStatusView.animate().setDuration(shortAnimTime)
1.253 + .alpha(show ? 1 : 0)
1.254 + .setListener(new AnimatorListenerAdapter() {
1.255 + @Override
1.256 + public void onAnimationEnd(Animator animation) {
1.257 + mLoginStatusView.setVisibility(show ? View.VISIBLE
1.258 + : View.GONE);
1.259 + }
1.260 + });
1.261 +
1.262 + mLoginFormView.setVisibility(View.VISIBLE);
1.263 + mLoginFormView.animate().setDuration(shortAnimTime)
1.264 + .alpha(show ? 0 : 1)
1.265 + .setListener(new AnimatorListenerAdapter() {
1.266 + @Override
1.267 + public void onAnimationEnd(Animator animation) {
1.268 + mLoginFormView.setVisibility(show ? View.GONE
1.269 + : View.VISIBLE);
1.270 + }
1.271 + });
1.272 + } else {
1.273 + // The ViewPropertyAnimator APIs are not available, so simply show
1.274 + // and hide the relevant UI components.
1.275 + mLoginStatusView.setVisibility(show ? View.VISIBLE : View.GONE);
1.276 + mLoginFormView.setVisibility(show ? View.GONE : View.VISIBLE);
1.277 + }
1.278 + }
1.279 +
1.280 +
1.281 + protected enum LoginResult {
1.282 + MalformedURLException,
1.283 + GeneralSecurityException,
1.284 + UnkonwnException,
1.285 + WrongCredentials,
1.286 + InvalidResponse,
1.287 + WrongUrl,
1.288 + ConnectionRefused,
1.289 + Success_Calendar,
1.290 + Success_Collection,
1.291 + Account_Already_In_Use
1.292 + }
1.293 +
1.294 +
1.295 + /**
1.296 + * Represents an asynchronous login/registration task used to authenticate
1.297 + * the user.
1.298 + */
1.299 + public class UserLoginTask extends AsyncTask<Void, Void, LoginResult> {
1.300 +
1.301 + @Override
1.302 + protected LoginResult doInBackground(Void... params) {
1.303 +
1.304 + TestConnectionResult result = null;
1.305 +
1.306 + try {
1.307 + CaldavFacade facade = new CaldavFacade(mUser, mPassword, mURL);
1.308 + String version = "";
1.309 + try {
1.310 + version = mContext.getPackageManager().getPackageInfo(mContext.getPackageName(), 0).versionName;
1.311 + } catch (NameNotFoundException e) {
1.312 + version = "unknown";
1.313 + e.printStackTrace();
1.314 + }
1.315 + facade.setVersion(version);
1.316 + result = facade.testConnection();
1.317 + Log.i(TAG, "testConnection status="+result);
1.318 + } catch (HttpHostConnectException e) {
1.319 + Log.w(TAG,"testConnection", e);
1.320 + return LoginResult.ConnectionRefused;
1.321 + } catch (MalformedURLException e) {
1.322 + Log.w(TAG,"testConnection", e);
1.323 + return LoginResult.MalformedURLException;
1.324 + } catch (UnsupportedEncodingException e) {
1.325 + Log.w(TAG,"testConnection", e);
1.326 + return LoginResult.UnkonwnException;
1.327 + } catch (ParserConfigurationException e) {
1.328 + Log.w(TAG,"testConnection", e);
1.329 + return LoginResult.UnkonwnException;
1.330 + } catch (SAXException e) {
1.331 + Log.w(TAG,"testConnection", e);
1.332 + return LoginResult.InvalidResponse;
1.333 + } catch (IOException e) {
1.334 + Log.w(TAG,"testConnection", e);
1.335 + return LoginResult.UnkonwnException;
1.336 + } catch (URISyntaxException e) {
1.337 + Log.w(TAG,"testConnection", e);
1.338 + return LoginResult.MalformedURLException;
1.339 + }
1.340 +
1.341 + if (result == null) {
1.342 + return LoginResult.UnkonwnException;
1.343 + }
1.344 +
1.345 + switch (result) {
1.346 +
1.347 + case SUCCESS:
1.348 + boolean OldAccount = false;
1.349 + LoginResult Result = LoginResult.Success_Calendar;
1.350 +
1.351 + if (OldAccount) {
1.352 + final Account account = new Account(mUser, ACCOUNT_TYPE);
1.353 + if (mAccountManager.addAccountExplicitly(account, mPassword, null)) {
1.354 + Log.v(TAG,"new account created");
1.355 + mAccountManager.setUserData(account, USER_DATA_URL_KEY, mURL);
1.356 + } else {
1.357 + Log.v(TAG,"no new account created");
1.358 + Result = LoginResult.Account_Already_In_Use;
1.359 + }
1.360 + } else {
1.361 + final Account account;
1.362 + if (mAccountname.equals("")) {
1.363 + account = new Account(mUser + ACCOUNT_NAME_SPLITTER + mURL, ACCOUNT_TYPE);
1.364 + } else {
1.365 + account = new Account(mAccountname, ACCOUNT_TYPE);
1.366 + }
1.367 + if (mAccountManager.addAccountExplicitly(account, mPassword, null)) {
1.368 + Log.v(TAG,"new account created");
1.369 + mAccountManager.setUserData(account, USER_DATA_URL_KEY, mURL);
1.370 + mAccountManager.setUserData(account, USER_DATA_USERNAME, mUser);
1.371 + mAccountManager.setUserData(account, USER_DATA_VERSION, CURRENT_USER_DATA_VERSION);
1.372 + } else {
1.373 + Log.v(TAG,"no new account created");
1.374 + Result = LoginResult.Account_Already_In_Use;
1.375 + }
1.376 + }
1.377 +
1.378 + return Result;
1.379 +
1.380 + case WRONG_CREDENTIAL:
1.381 + return LoginResult.WrongCredentials;
1.382 +
1.383 + case WRONG_SERVER_STATUS:
1.384 + return LoginResult.InvalidResponse;
1.385 +
1.386 + case WRONG_URL:
1.387 + return LoginResult.WrongUrl;
1.388 +
1.389 + case WRONG_ANSWER:
1.390 + return LoginResult.InvalidResponse;
1.391 +
1.392 + default:
1.393 + return LoginResult.UnkonwnException;
1.394 +
1.395 + }
1.396 +
1.397 + }
1.398 +
1.399 +
1.400 + @Override
1.401 + protected void onPostExecute(final LoginResult result) {
1.402 + mAuthTask = null;
1.403 + showProgress(false);
1.404 +
1.405 + int duration = Toast.LENGTH_SHORT;
1.406 + Toast toast = null;
1.407 +
1.408 + switch (result) {
1.409 + case Success_Calendar:
1.410 + toast = Toast.makeText(getApplicationContext(), R.string.success_calendar, duration);
1.411 + toast.show();
1.412 + finish();
1.413 + break;
1.414 +
1.415 + case Success_Collection:
1.416 + toast = Toast.makeText(getApplicationContext(), R.string.success_collection, duration);
1.417 + toast.show();
1.418 + finish();
1.419 + break;
1.420 +
1.421 + case MalformedURLException:
1.422 +
1.423 + toast = Toast.makeText(getApplicationContext(), R.string.error_incorrect_url_format, duration);
1.424 + toast.show();
1.425 + mURLView.setError(getString(R.string.error_incorrect_url_format));
1.426 + mURLView.requestFocus();
1.427 + break;
1.428 + case InvalidResponse:
1.429 + toast = Toast.makeText(getApplicationContext(), R.string.error_invalid_server_answer, duration);
1.430 + toast.show();
1.431 + mURLView.setError(getString(R.string.error_invalid_server_answer));
1.432 + mURLView.requestFocus();
1.433 + break;
1.434 + case WrongUrl:
1.435 + toast = Toast.makeText(getApplicationContext(), R.string.error_wrong_url, duration);
1.436 + toast.show();
1.437 + mURLView.setError(getString(R.string.error_wrong_url));
1.438 + mURLView.requestFocus();
1.439 + break;
1.440 +
1.441 + case WrongCredentials:
1.442 + mPasswordView.setError(getString(R.string.error_incorrect_password));
1.443 + mPasswordView.requestFocus();
1.444 + break;
1.445 +
1.446 + case ConnectionRefused:
1.447 + toast = Toast.makeText(getApplicationContext(), R.string.error_connection_refused, duration);
1.448 + toast.show();
1.449 + mURLView.setError(getString(R.string.error_connection_refused));
1.450 + mURLView.requestFocus();
1.451 + break;
1.452 + case Account_Already_In_Use:
1.453 + toast = Toast.makeText(getApplicationContext(), R.string.error_account_already_in_use, duration);
1.454 + toast.show();
1.455 + mURLView.setError(getString(R.string.error_account_already_in_use));
1.456 + mURLView.requestFocus();
1.457 + break;
1.458 + default:
1.459 + toast = Toast.makeText(getApplicationContext(), R.string.error_unkown_error, duration);
1.460 + toast.show();
1.461 + mURLView.setError(getString(R.string.error_unkown_error));
1.462 + mURLView.requestFocus();
1.463 + break;
1.464 + }
1.465 +
1.466 +
1.467 +
1.468 +
1.469 + }
1.470 +
1.471 + @Override
1.472 + protected void onCancelled() {
1.473 + mAuthTask = null;
1.474 + showProgress(false);
1.475 + }
1.476 + }
1.477 +}
