Caldavsync Sources: src/org/gege/caldavsyncadapter/authenticator/AuthenticatorActivity.java@fb9019fb1bf7 (annotated)

src/org/gege/caldavsyncadapter/authenticator/AuthenticatorActivity.java@fb9019fb1bf7 (annotated)

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

Tue, 10 Feb 2015 18:12:00 +0100

author: Michael Schloh von Bennewitz <michael@schloh.com>
date: Tue, 10 Feb 2015 18:12:00 +0100
changeset 0: fb9019fb1bf7
child 8: ec8af0e3fbc2
permissions: -rw-r--r--

Import initial revisions of existing project AndroidCaldavSyncAdapater,
forked from upstream repository at 27e8a0f8495c92e0780d450bdf0c7cec77a03a55.

 /**
  * 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 java.io.IOException;
 import java.io.UnsupportedEncodingException;
 import java.net.MalformedURLException;
 import java.net.URISyntaxException;
 import javax.xml.parsers.ParserConfigurationException;
 import org.apache.http.conn.HttpHostConnectException;
 import org.gege.caldavsyncadapter.R;
 import org.gege.caldavsyncadapter.caldav.CaldavFacade;
 import org.gege.caldavsyncadapter.caldav.CaldavFacade.TestConnectionResult;
 import org.xml.sax.SAXException;
 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.TextUtils;
 import android.util.Log;
 import android.view.KeyEvent;
 import android.view.Menu;
 import android.view.View;
 import android.view.inputmethod.EditorInfo;
 import android.widget.EditText;
 import android.widget.TextView;
 import android.widget.Toast;
 /**
  * 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 Context mContext;
 	// UI references.
 	private EditText mUserView;
 	private EditText mPasswordView;
 	private View mLoginFormView;
 	private View mLoginStatusView;
 	private TextView mLoginStatusMessageView;
 	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);
 		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();
 					}
 				});
 	}
 	@Override
 	public boolean onCreateOptionsMenu(Menu menu) {
 		super.onCreateOptionsMenu(menu);
 		getMenuInflater().inflate(R.menu.activity_authenticator, 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();
 		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;
 		} else if (mPassword.length() < 4) {
 			mPasswordView.setError(getString(R.string.error_invalid_password));
 			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,
 		 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);
 				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 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);
 					} 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 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 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@fb9019fb1bf7 (annotated)

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