Caldavsync Sources: src/org/gege/caldavsyncadapter/authenticator/AuthenticatorActivity.java@ec8af0e3fbc2 (annotated)

src/org/gege/caldavsyncadapter/authenticator/AuthenticatorActivity.java@ec8af0e3fbc2 (annotated)

src/org/gege/caldavsyncadapter/authenticator/AuthenticatorActivity.java

Tue, 10 Feb 2015 22:40:00 +0100

author: Michael Schloh von Bennewitz <michael@schloh.com>
date: Tue, 10 Feb 2015 22:40:00 +0100
changeset 8: ec8af0e3fbc2
parent 0: fb9019fb1bf7
child 9: bcc778a42b8c
permissions: -rw-r--r--

Merge https://github.com/gggard/AndroidCaldavSyncAdapater/pull/206/

 /**
  * Copyright (c) 2012-2013, Gerald Garcia
  *
  * This file is part of Andoid Caldav Sync Adapter Free.
  *
  * Andoid Caldav Sync Adapter Free is free software: you can redistribute
  * it and/or modify it under the terms of the GNU General Public License
  * as published by the Free Software Foundation, either version 3 of the
  * License, or at your option any later version.
  *
  * Andoid Caldav Sync Adapter Free is distributed in the hope that
  * it will be useful, but WITHOUT ANY WARRANTY; without even the implied
  * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
  * along with Andoid Caldav Sync Adapter Free.
  * If not, see <http://www.gnu.org/licenses/>.
  *
  */
 package org.gege.caldavsyncadapter.authenticator;
 import android.accounts.Account;
 import android.accounts.AccountManager;
 import android.animation.Animator;
 import android.animation.AnimatorListenerAdapter;
 import android.annotation.TargetApi;
 import android.app.Activity;
 import android.content.Context;
 import android.content.pm.PackageManager.NameNotFoundException;
 import android.os.AsyncTask;
 import android.os.Build;
 import android.os.Bundle;
 import android.text.Editable;
 import android.text.TextUtils;
 import android.text.TextWatcher;
 import android.util.Log;
 import android.view.KeyEvent;
 import android.view.Menu;
 import android.view.View;
 import android.view.inputmethod.EditorInfo;
 import android.widget.CheckBox;
 import android.widget.EditText;
 import android.widget.TextView;
 import android.widget.Toast;
 import org.apache.http.conn.HttpHostConnectException;
 import org.gege.caldavsyncadapter.Constants;
 import org.gege.caldavsyncadapter.R;
 import org.gege.caldavsyncadapter.caldav.CaldavFacade;
 import org.gege.caldavsyncadapter.caldav.CaldavFacade.TestConnectionResult;
 import org.xml.sax.SAXException;
 import java.io.IOException;
 import java.io.UnsupportedEncodingException;
 import java.net.MalformedURLException;
 import java.net.URISyntaxException;
 import java.util.Locale;
 import javax.xml.parsers.ParserConfigurationException;
 /**
  * Activity which displays a login screen to the user, offering registration as
  * well.
  */
 public class AuthenticatorActivity extends Activity {
     private static final String TAG = "AuthenticatorActivity";
     private static final String ACCOUNT_TYPE = "org.gege.caldavsyncadapter.account";
     public static final String USER_DATA_URL_KEY = "USER_DATA_URL_KEY";
     public static final String USER_DATA_USERNAME = "USER_DATA_USERNAME";
     public static final String USER_DATA_VERSION = "USER_DATA_VERSION";
     public static final String CURRENT_USER_DATA_VERSION = "1";
     public static final String ACCOUNT_NAME_SPLITTER = "@";
     /**
      * The default email to populate the email field with.
      */
     public static final String EXTRA_EMAIL = "com.example.android.authenticatordemo.extra.EMAIL";
     /**
      * Keep track of the login task to ensure we can cancel it if requested.
      */
     private UserLoginTask mAuthTask = null;
     // Values for email and password at the time of the login attempt.
     private String mUser;
     private String mPassword;
     private String mTrustAll;
     private Context mContext;
     // UI references.
     private EditText mUserView;
     private EditText mPasswordView;
     private View mLoginFormView;
     private View mLoginStatusView;
     private TextView mLoginStatusMessageView;
     private CheckBox mTrustCheckBox;
     private AccountManager mAccountManager;
     private String mURL;
     private EditText mURLView;
     private String mAccountname;
     private EditText mAccountnameView;
     public AuthenticatorActivity() {
         super();
     }
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
         mAccountManager = AccountManager.get(this);
         setContentView(R.layout.activity_authenticator);
         // Set up the login form.
         mUser = getIntent().getStringExtra(EXTRA_EMAIL);
         mUserView = (EditText) findViewById(R.id.user);
         mUserView.setText(mUser);
         mContext = getBaseContext();
         mPasswordView = (EditText) findViewById(R.id.password);
         mPasswordView
                 .setOnEditorActionListener(new TextView.OnEditorActionListener() {
                     @Override
                     public boolean onEditorAction(TextView textView, int id,
                                                   KeyEvent keyEvent) {
                         if (id == R.id.login || id == EditorInfo.IME_NULL) {
                             attemptLogin();
                             return true;
                         }
                         return false;
                     }
                 });
         mURLView = (EditText) findViewById(R.id.url);
         // if the URL start with "https" show the option to disable SSL host verification
         mURLView.addTextChangedListener(new TextWatcher() {
             @Override
             public void onTextChanged(CharSequence s, int start, int before, int count) {
                 String url = ((EditText) findViewById(R.id.url)).getText().toString();
                 int visible = url.toLowerCase(Locale.getDefault())
                         .startsWith("https") ? View.VISIBLE : View.GONE;
                 ((CheckBox) findViewById(R.id.trustall)).setVisibility(visible);
             }
             @Override
             public void beforeTextChanged(CharSequence s, int start, int count,
                                           int after) {
             }
             @Override
             public void afterTextChanged(Editable s) {
             }
         });
         mAccountnameView = (EditText) findViewById(R.id.accountname);
         mLoginFormView = findViewById(R.id.login_form);
         mLoginStatusView = findViewById(R.id.login_status);
         mLoginStatusMessageView = (TextView) findViewById(R.id.login_status_message);
         findViewById(R.id.sign_in_button).setOnClickListener(
                 new View.OnClickListener() {
                     @Override
                     public void onClick(View view) {
                         attemptLogin();
                     }
                 }
         );
         mTrustCheckBox = (CheckBox) findViewById(R.id.trustall);
     }
     @Override
     public boolean onCreateOptionsMenu(Menu menu) {
         super.onCreateOptionsMenu(menu);
         return true;
     }
     /**
      * Attempts to sign in or register the account specified by the login form.
      * If there are form errors (invalid email, missing fields, etc.), the
      * errors are presented and no actual login attempt is made.
      */
     public void attemptLogin() {
         if (mAuthTask != null) {
             return;
         }
         // Reset errors.
         mUserView.setError(null);
         mPasswordView.setError(null);
         // Store values at the time of the login attempt.
         mUser = mUserView.getText().toString();
         mPassword = mPasswordView.getText().toString();
         mURL = mURLView.getText().toString();
         mAccountname = mAccountnameView.getText().toString();
         mTrustAll = (mTrustCheckBox.isChecked() ? "false" : "true");
         boolean cancel = false;
         View focusView = null;
         if (!mAccountname.equals("")) {
             Account TestAccount = new Account(mAccountname, ACCOUNT_TYPE);
             String TestUrl = mAccountManager.getUserData(TestAccount, AuthenticatorActivity.USER_DATA_URL_KEY);
             if (TestUrl != null) {
                 mAccountnameView.setError(getString(R.string.error_account_already_in_use));
                 focusView = mAccountnameView;
                 cancel = true;
             }
         }
         // Check for a valid password.
         if (TextUtils.isEmpty(mPassword)) {
             mPasswordView.setError(getString(R.string.error_field_required));
             focusView = mPasswordView;
             cancel = true;
         }
         // Check for a valid email address.
         if (TextUtils.isEmpty(mUser)) {
             mUserView.setError(getString(R.string.error_field_required));
             focusView = mUserView;
             cancel = true;
         }
         //else if (!mUser.contains("@")) {
         //	mUserView.setError(getString(R.string.error_invalid_email));
         //	focusView = mUserView;
         //	cancel = true;
         //}
         if (cancel) {
             // There was an error; don't attempt login and focus the first
             // form field with an error.
             focusView.requestFocus();
         } else {
             // Show a progress spinner, and kick off a background task to
             // perform the user login attempt.
             mLoginStatusMessageView.setText(R.string.login_progress_signing_in);
             showProgress(true);
             mAuthTask = new UserLoginTask();
             mAuthTask.execute((Void) null);
         }
     }
     /**
      * Shows the progress UI and hides the login form.
      */
     @TargetApi(Build.VERSION_CODES.HONEYCOMB_MR2)
     private void showProgress(final boolean show) {
         // On Honeycomb MR2 we have the ViewPropertyAnimator APIs, which allow
         // for very easy animations. If available, use these APIs to fade-in
         // the progress spinner.
         if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.HONEYCOMB_MR2) {
             int shortAnimTime = getResources().getInteger(
                     android.R.integer.config_shortAnimTime);
             mLoginStatusView.setVisibility(View.VISIBLE);
             mLoginStatusView.animate().setDuration(shortAnimTime)
                     .alpha(show ? 1 : 0)
                     .setListener(new AnimatorListenerAdapter() {
                         @Override
                         public void onAnimationEnd(Animator animation) {
                             mLoginStatusView.setVisibility(show ? View.VISIBLE
                                     : View.GONE);
                         }
                     });
             mLoginFormView.setVisibility(View.VISIBLE);
             mLoginFormView.animate().setDuration(shortAnimTime)
                     .alpha(show ? 0 : 1)
                     .setListener(new AnimatorListenerAdapter() {
                         @Override
                         public void onAnimationEnd(Animator animation) {
                             mLoginFormView.setVisibility(show ? View.GONE
                                     : View.VISIBLE);
                         }
                     });
         } else {
             // The ViewPropertyAnimator APIs are not available, so simply show
             // and hide the relevant UI components.
             mLoginStatusView.setVisibility(show ? View.VISIBLE : View.GONE);
             mLoginFormView.setVisibility(show ? View.GONE : View.VISIBLE);
         }
     }
     protected enum LoginResult {
         MalformedURLException,
         GeneralSecurityException,
         UnkonwnException,
         WrongCredentials,
         InvalidResponse,
         WrongUrl,
         ConnectionRefused,
         Success_Calendar,
         Success_Collection,
         UNTRUSTED_CERT,
         Account_Already_In_Use
     }
     /**
      * Represents an asynchronous login/registration task used to authenticate
      * the user.
      */
     public class UserLoginTask extends AsyncTask<Void, Void, LoginResult> {
         @Override
         protected LoginResult doInBackground(Void... params) {
             TestConnectionResult result = null;
             try {
                 CaldavFacade facade = new CaldavFacade(mUser, mPassword, mURL, mTrustAll);
                 String version = "";
                 try {
                     version = mContext.getPackageManager()
                             .getPackageInfo(mContext.getPackageName(), 0).versionName;
                 } catch (NameNotFoundException e) {
                     version = "unknown";
                     e.printStackTrace();
                 }
                 facade.setVersion(version);
                 result = facade.testConnection();
                 Log.i(TAG, "testConnection status=" + result);
             } catch (HttpHostConnectException e) {
                 Log.w(TAG, "testConnection", e);
                 return LoginResult.ConnectionRefused;
             } catch (MalformedURLException e) {
                 Log.w(TAG, "testConnection", e);
                 return LoginResult.MalformedURLException;
             } catch (UnsupportedEncodingException e) {
                 Log.w(TAG, "testConnection", e);
                 return LoginResult.UnkonwnException;
             } catch (ParserConfigurationException e) {
                 Log.w(TAG, "testConnection", e);
                 return LoginResult.UnkonwnException;
             } catch (SAXException e) {
                 Log.w(TAG, "testConnection", e);
                 return LoginResult.InvalidResponse;
             } catch (IOException e) {
                 Log.w(TAG, "testConnection", e);
                 return LoginResult.UnkonwnException;
             } catch (URISyntaxException e) {
                 Log.w(TAG, "testConnection", e);
                 return LoginResult.MalformedURLException;
             }
             if (result == null) {
                 return LoginResult.UnkonwnException;
             }
             switch (result) {
                 case SSL_ERROR:
                     return LoginResult.UNTRUSTED_CERT;
                 case SUCCESS:
                     boolean OldAccount = false;
                     LoginResult Result = LoginResult.Success_Calendar;
                     if (OldAccount) {
                         final Account account = new Account(mUser, ACCOUNT_TYPE);
                         if (mAccountManager.addAccountExplicitly(account, mPassword, null)) {
                             Log.v(TAG, "new account created");
                             mAccountManager.setUserData(account, USER_DATA_URL_KEY, mURL);
                         } else {
                             Log.v(TAG, "no new account created");
                             Result = LoginResult.Account_Already_In_Use;
                         }
                     } else {
                         final Account account;
                         if (mAccountname.equals("")) {
                             account = new Account(mUser + ACCOUNT_NAME_SPLITTER + mURL, ACCOUNT_TYPE);
                         } else {
                             account = new Account(mAccountname, ACCOUNT_TYPE);
                         }
                         if (mAccountManager.addAccountExplicitly(account, mPassword, null)) {
                             Log.v(TAG, "new account created");
                             mAccountManager.setUserData(account, USER_DATA_URL_KEY, mURL);
                             mAccountManager.setUserData(account, USER_DATA_USERNAME, mUser);
                             mAccountManager.setUserData(account, USER_DATA_VERSION, CURRENT_USER_DATA_VERSION);
                             mAccountManager.setUserData(account, Constants.USER_DATA_TRUST_ALL_KEY, mTrustAll);
                         } else {
                             Log.v(TAG, "no new account created");
                             Result = LoginResult.Account_Already_In_Use;
                         }
                     }
                     return Result;
                 case WRONG_CREDENTIAL:
                     return LoginResult.WrongCredentials;
                 case WRONG_SERVER_STATUS:
                     return LoginResult.InvalidResponse;
                 case WRONG_URL:
                     return LoginResult.WrongUrl;
                 case WRONG_ANSWER:
                     return LoginResult.InvalidResponse;
                 default:
                     return LoginResult.UnkonwnException;
             }
         }
         @Override
         protected void onPostExecute(final LoginResult result) {
             mAuthTask = null;
             showProgress(false);
             int duration = Toast.LENGTH_SHORT;
             Toast toast = null;
             switch (result) {
                 case Success_Calendar:
                     toast = Toast.makeText(getApplicationContext(), R.string.success_calendar, duration);
                     toast.show();
                     finish();
                     break;
                 case Success_Collection:
                     toast = Toast.makeText(getApplicationContext(), R.string.success_collection, duration);
                     toast.show();
                     finish();
                     break;
                 case MalformedURLException:
                     toast = Toast.makeText(getApplicationContext(), R.string.error_incorrect_url_format, duration);
                     toast.show();
                     mURLView.setError(getString(R.string.error_incorrect_url_format));
                     mURLView.requestFocus();
                     break;
                 case InvalidResponse:
                     toast = Toast.makeText(getApplicationContext(), R.string.error_invalid_server_answer, duration);
                     toast.show();
                     mURLView.setError(getString(R.string.error_invalid_server_answer));
                     mURLView.requestFocus();
                     break;
                 case WrongUrl:
                     toast = Toast.makeText(getApplicationContext(), R.string.error_wrong_url, duration);
                     toast.show();
                     mURLView.setError(getString(R.string.error_wrong_url));
                     mURLView.requestFocus();
                     break;
                 case GeneralSecurityException:
                     break;
                 case UnkonwnException:
                     break;
                 case WrongCredentials:
                     mPasswordView.setError(getString(R.string.error_incorrect_password));
                     mPasswordView.requestFocus();
                     break;
                 case ConnectionRefused:
                     toast = Toast.makeText(getApplicationContext(), R.string.error_connection_refused, duration);
                     toast.show();
                     mURLView.setError(getString(R.string.error_connection_refused));
                     mURLView.requestFocus();
                     break;
                 case UNTRUSTED_CERT:
                     toast = Toast.makeText(getApplicationContext(), getString(R.string.error_untrusted_certificate), duration);
                     toast.show();
                     mURLView.setError(getString(R.string.error_ssl));
                     mURLView.requestFocus();
                     break;
                 case Account_Already_In_Use:
                     toast = Toast.makeText(getApplicationContext(), R.string.error_account_already_in_use, duration);
                     toast.show();
                     mURLView.setError(getString(R.string.error_account_already_in_use));
                     mURLView.requestFocus();
                     break;
                 default:
                     toast = Toast.makeText(getApplicationContext(), R.string.error_unkown_error, duration);
                     toast.show();
                     mURLView.setError(getString(R.string.error_unkown_error));
                     mURLView.requestFocus();
                     break;
             }
         }
         @Override
         protected void onCancelled() {
             mAuthTask = null;
             showProgress(false);
         }
     }
 }

Caldavsync Sources / annotate

src/org/gege/caldavsyncadapter/authenticator/AuthenticatorActivity.java@ec8af0e3fbc2 (annotated)

src/org/gege/caldavsyncadapter/authenticator/AuthenticatorActivity.java