src/com/owncloud/android/authentication/AuthenticatorActivity.java

   1 /* ownCloud Android client application
   2  *   Copyright (C) 2012  Bartek Przybylski
   3  *   Copyright (C) 2012-2014 ownCloud Inc.
   4  *
   5  *   This program is free software: you can redistribute it and/or modify
   6  *   it under the terms of the GNU General Public License version 2,
   7  *   as published by the Free Software Foundation.
   8  *
   9  *   This program is distributed in the hope that it will be useful,
  10  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  *   GNU General Public License for more details.
  13  *
  14  *   You should have received a copy of the GNU General Public License
  15  *   along with this program.  If not, see <http://www.gnu.org/licenses/>.
  16  *
  17  */
  18
  19 package com.owncloud.android.authentication;
  20
  21 import java.security.cert.X509Certificate;
  22 import java.util.Map;
  23
  24 import android.accounts.Account;
  25 import android.accounts.AccountManager;
  26 import android.app.Dialog;
  27 import android.content.ComponentName;
  28 import android.content.Context;
  29 import android.content.Intent;
  30 import android.content.ServiceConnection;
  31 import android.content.SharedPreferences;
  32 import android.graphics.Rect;
  33 import android.graphics.drawable.Drawable;
  34 import android.net.Uri;
  35 import android.net.http.SslError;
  36 import android.os.Bundle;
  37 import android.os.Handler;
  38 import android.os.IBinder;
  39 import android.preference.PreferenceManager;
  40 import android.support.v4.app.Fragment;
  41 import android.support.v4.app.FragmentManager;
  42 import android.support.v4.app.FragmentTransaction;
  43 import android.text.Editable;
  44 import android.text.InputType;
  45 import android.text.TextWatcher;
  46 import android.view.KeyEvent;
  47 import android.view.MotionEvent;
  48 import android.view.View;
  49 import android.view.View.OnFocusChangeListener;
  50 import android.view.View.OnTouchListener;
  51 import android.view.Window;
  52 import android.view.inputmethod.EditorInfo;
  53 import android.webkit.SslErrorHandler;
  54 import android.widget.Button;
  55 import android.widget.CheckBox;
  56 import android.widget.EditText;
  57 import android.widget.TextView;
  58 import android.widget.TextView.OnEditorActionListener;
  59 import android.widget.Toast;
  60
  61 import com.actionbarsherlock.app.SherlockDialogFragment;
  62 import com.owncloud.android.MainApp;
  63 import com.owncloud.android.R;
  64 import com.owncloud.android.authentication.SsoWebViewClient.SsoWebViewClientListener;
  65 import com.owncloud.android.lib.common.accounts.AccountTypeUtils;
  66 import com.owncloud.android.lib.common.accounts.AccountUtils.Constants;
  67 import com.owncloud.android.operations.DetectAuthenticationMethodOperation.AuthenticationMethod;
  68 import com.owncloud.android.operations.GetServerInfoOperation;
  69 import com.owncloud.android.operations.OAuth2GetAccessToken;
  70
  71 import com.owncloud.android.lib.common.network.CertificateCombinedException;
  72 import com.owncloud.android.lib.common.operations.OnRemoteOperationListener;
  73 import com.owncloud.android.lib.common.operations.RemoteOperation;
  74 import com.owncloud.android.lib.common.operations.RemoteOperationResult;
  75 import com.owncloud.android.lib.common.operations.RemoteOperationResult.ResultCode;
  76 import com.owncloud.android.lib.resources.files.ExistenceCheckRemoteOperation;
  77 import com.owncloud.android.lib.resources.users.GetRemoteUserNameOperation;
  78
  79 import com.owncloud.android.services.OperationsService;
  80 import com.owncloud.android.services.OperationsService.OperationsServiceBinder;
  81 import com.owncloud.android.ui.dialog.IndeterminateProgressDialog;
  82 import com.owncloud.android.ui.dialog.SamlWebViewDialog;
  83 import com.owncloud.android.ui.dialog.SslUntrustedCertDialog;
  84 import com.owncloud.android.ui.dialog.SslUntrustedCertDialog.OnSslUntrustedCertListener;
  85 import com.owncloud.android.utils.Log_OC;
  86 import com.owncloud.android.lib.resources.status.OwnCloudVersion;
  87
  88 /**
  89  * This Activity is used to add an ownCloud account to the App
  90  *
  91  * @author Bartek Przybylski
  92  * @author David A. Velasco
  93  * @author masensio
  94  */
  95 public class AuthenticatorActivity extends AccountAuthenticatorActivity
  96 implements  OnRemoteOperationListener, OnFocusChangeListener, OnEditorActionListener,
  97 SsoWebViewClientListener, OnSslUntrustedCertListener {
  98
  99     private static final String TAG = AuthenticatorActivity.class.getSimpleName();
 100
 101     public static final String EXTRA_ACTION = "ACTION";
 102     public static final String EXTRA_ACCOUNT = "ACCOUNT";
 103
 104     private static final String KEY_AUTH_TOKEN_TYPE = "AUTH_TOKEN_TYPE";
 105
 106     private static final String KEY_HOST_URL_TEXT = "HOST_URL_TEXT";
 107     private static final String KEY_OC_VERSION = "OC_VERSION";
 108     private static final String KEY_SERVER_VALID = "SERVER_VALID";
 109     private static final String KEY_SERVER_CHECKED = "SERVER_CHECKED";
 110     private static final String KEY_SERVER_STATUS_TEXT = "SERVER_STATUS_TEXT";
 111     private static final String KEY_SERVER_STATUS_ICON = "SERVER_STATUS_ICON";
 112     private static final String KEY_IS_SSL_CONN = "IS_SSL_CONN";
 113     private static final String KEY_PASSWORD_EXPOSED = "PASSWORD_VISIBLE";
 114     private static final String KEY_AUTH_STATUS_TEXT = "AUTH_STATUS_TEXT";
 115     private static final String KEY_AUTH_STATUS_ICON = "AUTH_STATUS_ICON";
 116     private static final String KEY_REFRESH_BUTTON_ENABLED = "REFRESH_BUTTON_ENABLED";
 117     private static final String KEY_SERVER_AUTH_METHOD = "SERVER_AUTH_METHOD";
 118     private static final String KEY_GET_SERVER_INFO_OP_ID = "DETECT_AUTH_OP_ID";
 119     private static final String KEY_EXISTENCE_CHECK_OP_ID = "EXISTENCE_CHECK_OP_ID";
 120     private static final String KEY_OAUTH2_GET_ACCESS_TOKEN_OP_ID = "OAUTH2_GET_ACCESS_TOKEN";
 121     private static final String KEY_GET_USER_NAME_OP_ID = "GET_USER_NAME";
 122     private static final String KEY_AUTH_TOKEN = "AUTH_TOKEN";
 123
 124     private static final String AUTH_ON = "on";
 125     private static final String AUTH_OPTIONAL = "optional";
 126
 127     public static final byte ACTION_CREATE = 0;
 128     public static final byte ACTION_UPDATE_TOKEN = 1;               // requested by the user
 129     public static final byte ACTION_UPDATE_EXPIRED_TOKEN = 2;       // detected by the app
 130
 131     private static final String UNTRUSTED_CERT_DIALOG_TAG = "UNTRUSTED_CERT_DIALOG";
 132     private static final String SAML_DIALOG_TAG = "SAML_DIALOG";
 133     private static final String WAIT_DIALOG_TAG = "WAIT_DIALOG";
 134
 135
 136     /// parameters from EXTRAs in starter Intent
 137     private byte mAction;
 138     private Account mAccount;
 139     private String mAuthTokenType;
 140
 141
 142     /// activity-level references / state
 143     private final Handler mHandler = new Handler();
 144     private ServiceConnection mOperationsServiceConnection = null;
 145     private OperationsServiceBinder mOperationsServiceBinder = null;
 146     private AccountManager mAccountMgr;
 147     private Uri mNewCapturedUriFromOAuth2Redirection;
 148
 149
 150     /// Server PRE-Fragment elements
 151     private EditText mHostUrlInput;
 152     private View mRefreshButton;
 153     private TextView mServerStatusView;
 154
 155     private TextWatcher mHostUrlInputWatcher;
 156     private int mServerStatusText = 0, mServerStatusIcon = 0;
 157
 158     private boolean mServerIsChecked = false;
 159     private boolean mServerIsValid = false;
 160
 161     private GetServerInfoOperation.ServerInfo mServerInfo =
 162             new GetServerInfoOperation.ServerInfo();
 163
 164
 165     /// Authentication PRE-Fragment elements
 166     private CheckBox mOAuth2Check;
 167     private TextView mOAuthAuthEndpointText;
 168     private TextView mOAuthTokenEndpointText;
 169     private EditText mUsernameInput;
 170     private EditText mPasswordInput;
 171     private View mOkButton;
 172     private TextView mAuthStatusView;
 173
 174     private int mAuthStatusText = 0, mAuthStatusIcon = 0;
 175
 176     private String mAuthToken = "";
 177
 178
 179     /// Operation-in-progress identifiers - TODO improve pull-interface with OperationsService
 180     private int mGetServerInfoOpId = -1;
 181     private int mOauth2GetAccessTokenOpId = -1;
 182     private int mExistenceCheckOpId = -1;
 183     private int mGetUserNameOpId = -1;
 184
 185
 186     /**
 187      * {@inheritDoc}
 188      *
 189      * IMPORTANT ENTRY POINT 1: activity is shown to the user
 190      */
 191     @Override
 192     protected void onCreate(Bundle savedInstanceState) {
 193         Log_OC.wtf(TAG,  "onCreate init");
 194         super.onCreate(savedInstanceState);
 195         getWindow().requestFeature(Window.FEATURE_NO_TITLE);
 196
 197         // bind to Operations Service
 198         mOperationsServiceConnection = new OperationsServiceConnection();
 199         if (!bindService(new Intent(this, OperationsService.class),
 200                 mOperationsServiceConnection,
 201                 Context.BIND_AUTO_CREATE)) {
 202             Toast.makeText(this,
 203                     R.string.error_cant_bind_to_operations_service,
 204                     Toast.LENGTH_LONG)
 205                         .show();
 206             finish();
 207         }
 208
 209         /// init activity state
 210         mAccountMgr = AccountManager.get(this);
 211         mNewCapturedUriFromOAuth2Redirection = null;
 212
 213         /// get input values
 214         mAction = getIntent().getByteExtra(EXTRA_ACTION, ACTION_CREATE);
 215         mAccount = getIntent().getExtras().getParcelable(EXTRA_ACCOUNT);
 216         if (savedInstanceState == null) {
 217             initAuthTokenType();
 218         } else {
 219             mAuthTokenType = savedInstanceState.getString(KEY_AUTH_TOKEN_TYPE);
 220         }
 221
 222         /// load user interface
 223         setContentView(R.layout.account_setup);
 224
 225         /// initialize general UI elements
 226         initOverallUi(savedInstanceState);
 227
 228         /// initialize block to be moved to single Fragment to check server and get info about it
 229         initServerPreFragment(savedInstanceState);
 230
 231         /// initialize block to be moved to single Fragment to retrieve and validate credentials
 232         initAuthorizationPreFragment(savedInstanceState);
 233
 234         Log_OC.wtf(TAG,  "onCreate end");
 235     }
 236
 237     private void initAuthTokenType() {
 238         mAuthTokenType =
 239                 getIntent().getExtras().getString(AccountAuthenticator.KEY_AUTH_TOKEN_TYPE);
 240         if (mAuthTokenType == null) {
 241             if (mAccount != null) {
 242                 boolean oAuthRequired =
 243                     (mAccountMgr.getUserData(mAccount, Constants.KEY_SUPPORTS_OAUTH2) != null);
 244                 boolean samlWebSsoRequired =
 245                     (mAccountMgr.getUserData(mAccount, Constants.KEY_SUPPORTS_SAML_WEB_SSO) != null);
 246                 mAuthTokenType = chooseAuthTokenType(oAuthRequired, samlWebSsoRequired);
 247
 248             } else {
 249                 boolean oAuthSupported = AUTH_ON.equals(getString(R.string.auth_method_oauth2));
 250                 boolean samlWebSsoSupported = AUTH_ON.equals(getString(R.string.auth_method_saml_web_sso));
 251                 mAuthTokenType = chooseAuthTokenType(oAuthSupported, samlWebSsoSupported);
 252             }
 253         }
 254     }
 255
 256     private String chooseAuthTokenType(boolean oauth, boolean saml) {
 257         if (saml) {
 258             return AccountTypeUtils.getAuthTokenTypeSamlSessionCookie(MainApp.getAccountType());
 259         } else if (oauth) {
 260              return AccountTypeUtils.getAuthTokenTypeAccessToken(MainApp.getAccountType());
 261         } else {
 262             return AccountTypeUtils.getAuthTokenTypePass(MainApp.getAccountType());
 263         }
 264     }
 265
 266
 267     /**
 268      * Configures elements in the user interface under direct control of the Activity.
 269      *
 270      * @param savedInstanceState        Saved activity state, as in {{@link #onCreate(Bundle)}
 271      */
 272     private void initOverallUi(Bundle savedInstanceState) {
 273
 274         /// step 1 - load and process relevant inputs (resources, intent, savedInstanceState)
 275         boolean isWelcomeLinkVisible = getResources().getBoolean(R.bool.show_welcome_link);
 276
 277         String instructionsMessageText = null;
 278         if (mAction == ACTION_UPDATE_EXPIRED_TOKEN) {
 279             if (AccountTypeUtils.getAuthTokenTypeAccessToken(MainApp.getAccountType())
 280                     .equals(mAuthTokenType)) {
 281                 instructionsMessageText = getString(R.string.auth_expired_oauth_token_toast);
 282
 283             } else if (AccountTypeUtils.getAuthTokenTypeSamlSessionCookie(MainApp.getAccountType())
 284                     .equals(mAuthTokenType)) {
 285                 instructionsMessageText = getString(R.string.auth_expired_saml_sso_token_toast);
 286
 287             } else {
 288                 instructionsMessageText = getString(R.string.auth_expired_basic_auth_toast);
 289             }
 290         }
 291
 292         /// step 2 - set properties of UI elements (text, visibility, enabled...)
 293         Button welcomeLink = (Button) findViewById(R.id.welcome_link);
 294         welcomeLink.setVisibility(isWelcomeLinkVisible ? View.VISIBLE : View.GONE);
 295         welcomeLink.setText(
 296                 String.format(getString(R.string.auth_register), getString(R.string.app_name)));
 297
 298         TextView instructionsView = (TextView) findViewById(R.id.instructions_message);
 299         if (instructionsMessageText != null) {
 300             instructionsView.setVisibility(View.VISIBLE);
 301             instructionsView.setText(instructionsMessageText);
 302         } else {
 303             instructionsView.setVisibility(View.GONE);
 304         }
 305     }
 306
 307
 308     /**
 309      *
 310      * @param savedInstanceState        Saved activity state, as in {{@link #onCreate(Bundle)}
 311      */
 312     private void initServerPreFragment(Bundle savedInstanceState) {
 313
 314         /// step 1 - load and process relevant inputs (resources, intent, savedInstanceState)
 315         boolean isUrlInputAllowed = getResources().getBoolean(R.bool.show_server_url_input);
 316         //boolean refreshButtonEnabled = false;
 317         if (savedInstanceState == null) {
 318             if (mAccount != null) {
 319                 mServerInfo.mBaseUrl = mAccountMgr.getUserData(mAccount, Constants.KEY_OC_BASE_URL);
 320                 mServerInfo.mIsSslConn = mServerInfo.mBaseUrl.startsWith("https://");   // TODO do this in a setter for mBaseUrl
 321                 String ocVersion = mAccountMgr.getUserData(mAccount, Constants.KEY_OC_VERSION);
 322                 if (ocVersion != null) {
 323                     mServerInfo.mVersion = new OwnCloudVersion(ocVersion);
 324                 }
 325             } else {
 326                 mServerInfo.mBaseUrl = getString(R.string.server_url).trim();
 327                 mServerInfo.mIsSslConn = mServerInfo.mBaseUrl.startsWith("https://");
 328             }
 329         } else {
 330             //refreshButtonEnabled = savedInstanceState.getBoolean(KEY_REFRESH_BUTTON_ENABLED);
 331             mServerStatusText = savedInstanceState.getInt(KEY_SERVER_STATUS_TEXT);
 332             mServerStatusIcon = savedInstanceState.getInt(KEY_SERVER_STATUS_ICON);
 333
 334             mServerIsValid = savedInstanceState.getBoolean(KEY_SERVER_VALID);
 335             mServerIsChecked = savedInstanceState.getBoolean(KEY_SERVER_CHECKED);
 336
 337             // TODO parcelable
 338             mServerInfo.mIsSslConn = savedInstanceState.getBoolean(KEY_IS_SSL_CONN);
 339             mServerInfo.mBaseUrl = savedInstanceState.getString(KEY_HOST_URL_TEXT);
 340             String ocVersion = savedInstanceState.getString(KEY_OC_VERSION);
 341             if (ocVersion != null) {
 342                 mServerInfo.mVersion = new OwnCloudVersion(ocVersion);
 343             }
 344             mServerInfo.mAuthMethod = AuthenticationMethod.valueOf(
 345                     savedInstanceState.getString(KEY_SERVER_AUTH_METHOD));
 346
 347             // TODO save and recover any operation in progress, in a reasonable way
 348             mGetServerInfoOpId = savedInstanceState.getInt(KEY_GET_SERVER_INFO_OP_ID);
 349
 350         }
 351
 352         /// step 2 - set properties of UI elements (text, visibility, enabled...)
 353         mHostUrlInput = (EditText) findViewById(R.id.hostUrlInput);
 354         mHostUrlInput.setText(mServerInfo.mBaseUrl);
 355         if (mAction != ACTION_CREATE) {
 356             /// lock things that should not change
 357             mHostUrlInput.setEnabled(false);
 358             mHostUrlInput.setFocusable(false);
 359         }
 360         if (isUrlInputAllowed) {
 361             mRefreshButton = findViewById(R.id.embeddedRefreshButton);
 362         } else {
 363             findViewById(R.id.hostUrlFrame).setVisibility(View.GONE);
 364             mRefreshButton = findViewById(R.id.centeredRefreshButton);
 365         }
 366         showRefreshButton(mServerIsChecked && !mServerIsValid && mGetServerInfoOpId == -1);
 367         mServerStatusView = (TextView) findViewById(R.id.server_status_text);
 368         showServerStatus();
 369
 370         /// step 3 - bind some listeners and options
 371         mHostUrlInput.setImeOptions(EditorInfo.IME_ACTION_NEXT);
 372         mHostUrlInput.setOnEditorActionListener(this);
 373
 374         /// step 4 - create listeners that will be bound at onResume
 375         mHostUrlInputWatcher = new TextWatcher() {
 376
 377             @Override
 378             public void afterTextChanged(Editable s) {
 379                 if (mOkButton.isEnabled() &&
 380                         !mServerInfo.mBaseUrl.equals(
 381                                 normalizeUrl(s.toString(), mServerInfo.mIsSslConn))) {
 382                     mOkButton.setEnabled(false);
 383                 }
 384             }
 385
 386             @Override
 387             public void beforeTextChanged(CharSequence s, int start, int count, int after) {
 388             }
 389
 390             @Override
 391             public void onTextChanged(CharSequence s, int start, int before, int count) {
 392                 if (mAuthStatusIcon != 0) {
 393                     Log_OC.d(TAG, "onTextChanged: hiding authentication status");
 394                     mAuthStatusIcon = 0;
 395                     mAuthStatusText = 0;
 396                     showAuthStatus();
 397                 }
 398             }
 399         };
 400
 401
 402         // TODO find out if this is really necessary, or if it can done in a different way
 403         findViewById(R.id.scroll).setOnTouchListener(new OnTouchListener() {
 404             @Override
 405             public boolean onTouch(View view, MotionEvent event) {
 406                 if (event.getAction() == MotionEvent.ACTION_DOWN) {
 407                     if (AccountTypeUtils.getAuthTokenTypeSamlSessionCookie(MainApp.getAccountType()).equals(mAuthTokenType) &&
 408                             mHostUrlInput.hasFocus()) {
 409                         checkOcServer();
 410                     }
 411                 }
 412                 return false;
 413             }
 414         });
 415
 416
 417         /// step 4 - automatic actions to start
 418         if (savedInstanceState == null) {
 419             if (mAction != ACTION_CREATE || !isUrlInputAllowed) {
 420                 checkOcServer();
 421             }
 422         }
 423     }
 424
 425
 426     /**
 427      *
 428      * @param savedInstanceState        Saved activity state, as in {{@link #onCreate(Bundle)}
 429      */
 430     private void initAuthorizationPreFragment(Bundle savedInstanceState) {
 431
 432         /// step 0 - get UI elements in layout
 433         mOAuth2Check = (CheckBox) findViewById(R.id.oauth_onOff_check);
 434         mOAuthAuthEndpointText = (TextView)findViewById(R.id.oAuthEntryPoint_1);
 435         mOAuthTokenEndpointText = (TextView)findViewById(R.id.oAuthEntryPoint_2);
 436         mUsernameInput = (EditText) findViewById(R.id.account_username);
 437         mPasswordInput = (EditText) findViewById(R.id.account_password);
 438         mAuthStatusView = (TextView) findViewById(R.id.auth_status_text);
 439         mOkButton = findViewById(R.id.buttonOK);
 440
 441         /// step 1 - load and process relevant inputs (resources, intent, savedInstanceState)
 442         String presetUserName = null;
 443         boolean isPasswordExposed = false;
 444         if (savedInstanceState == null) {
 445             if (mAccount != null) {
 446                 presetUserName = mAccount.name.substring(0, mAccount.name.lastIndexOf('@'));
 447             }
 448
 449         } else {
 450             isPasswordExposed = savedInstanceState.getBoolean(KEY_PASSWORD_EXPOSED, false);
 451             mAuthStatusText = savedInstanceState.getInt(KEY_AUTH_STATUS_TEXT);
 452             mAuthStatusIcon = savedInstanceState.getInt(KEY_AUTH_STATUS_ICON);
 453             mAuthToken = savedInstanceState.getString(KEY_AUTH_TOKEN);
 454             mExistenceCheckOpId = savedInstanceState.getInt(KEY_EXISTENCE_CHECK_OP_ID);
 455             mOauth2GetAccessTokenOpId = savedInstanceState.getInt(KEY_OAUTH2_GET_ACCESS_TOKEN_OP_ID);
 456             mGetUserNameOpId = savedInstanceState.getInt(KEY_GET_USER_NAME_OP_ID);
 457         }
 458
 459         /// step 2 - set properties of UI elements (text, visibility, enabled...)
 460         mOAuth2Check.setChecked(
 461                 AccountTypeUtils.getAuthTokenTypeAccessToken(MainApp.getAccountType())
 462                     .equals(mAuthTokenType));
 463         if (presetUserName != null) {
 464             mUsernameInput.setText(presetUserName);
 465         }
 466         if (mAction != ACTION_CREATE) {
 467             mUsernameInput.setEnabled(false);
 468             mUsernameInput.setFocusable(false);
 469         }
 470         mPasswordInput.setText(""); // clean password to avoid social hacking
 471         if (isPasswordExposed) {
 472             showPassword();
 473         }
 474         updateAuthenticationPreFragmentVisibility();
 475         showAuthStatus();
 476         mOkButton.setEnabled(mServerIsValid);
 477
 478
 479         /// step 3 - bind listeners
 480         // bindings for password input field
 481         mPasswordInput.setOnFocusChangeListener(this);
 482         mPasswordInput.setImeOptions(EditorInfo.IME_ACTION_DONE);
 483         mPasswordInput.setOnEditorActionListener(this);
 484         mPasswordInput.setOnTouchListener(new RightDrawableOnTouchListener() {
 485             @Override
 486             public boolean onDrawableTouch(final MotionEvent event) {
 487                 if (event.getAction() == MotionEvent.ACTION_UP) {
 488                     AuthenticatorActivity.this.onViewPasswordClick();
 489                 }
 490                 return true;
 491             }
 492         });
 493
 494     }
 495
 496
 497     /**
 498      * Changes the visibility of input elements depending on
 499      * the current authorization method.
 500      */
 501     private void updateAuthenticationPreFragmentVisibility () {
 502         if (AccountTypeUtils.getAuthTokenTypeSamlSessionCookie(MainApp.getAccountType()).
 503                 equals(mAuthTokenType)) {
 504             // SAML-based web Single Sign On
 505             mOAuth2Check.setVisibility(View.GONE);
 506             mOAuthAuthEndpointText.setVisibility(View.GONE);
 507             mOAuthTokenEndpointText.setVisibility(View.GONE);
 508             mUsernameInput.setVisibility(View.GONE);
 509             mPasswordInput.setVisibility(View.GONE);
 510
 511         } else {
 512             if (mAction == ACTION_CREATE &&
 513                     AUTH_OPTIONAL.equals(getString(R.string.auth_method_oauth2))) {
 514                 mOAuth2Check.setVisibility(View.VISIBLE);
 515             } else {
 516                 mOAuth2Check.setVisibility(View.GONE);
 517             }
 518
 519             if (AccountTypeUtils.getAuthTokenTypeAccessToken(MainApp.getAccountType()).
 520                     equals(mAuthTokenType)) {
 521                 // OAuth 2 authorization
 522
 523                 mOAuthAuthEndpointText.setVisibility(View.VISIBLE);
 524                 mOAuthTokenEndpointText.setVisibility(View.VISIBLE);
 525                 mUsernameInput.setVisibility(View.GONE);
 526                 mPasswordInput.setVisibility(View.GONE);
 527
 528             } else {
 529                 // basic HTTP authorization
 530                 mOAuthAuthEndpointText.setVisibility(View.GONE);
 531                 mOAuthTokenEndpointText.setVisibility(View.GONE);
 532                 mUsernameInput.setVisibility(View.VISIBLE);
 533                 mPasswordInput.setVisibility(View.VISIBLE);
 534             }
 535         }
 536     }
 537
 538
 539
 540     /**
 541      * Saves relevant state before {@link #onPause()}
 542      *
 543      * Do NOT save {@link #mNewCapturedUriFromOAuth2Redirection}; it keeps a temporal flag, intended to defer the
 544      * processing of the redirection caught in {@link #onNewIntent(Intent)} until {@link #onResume()}
 545      *
 546      * See {@link #loadSavedInstanceState(Bundle)}
 547      */
 548     @Override
 549     protected void onSaveInstanceState(Bundle outState) {
 550         //Log.wtf(TAG, "onSaveInstanceState init" );
 551         super.onSaveInstanceState(outState);
 552
 553         /// global state
 554         outState.putString(KEY_AUTH_TOKEN_TYPE, mAuthTokenType);
 555
 556         /// Server PRE-fragment state
 557         //outState.putBoolean(KEY_REFRESH_BUTTON_ENABLED, (mRefreshButton.getVisibility() == View.VISIBLE));
 558         outState.putInt(KEY_SERVER_STATUS_TEXT, mServerStatusText);
 559         outState.putInt(KEY_SERVER_STATUS_ICON, mServerStatusIcon);
 560         outState.putBoolean(KEY_SERVER_CHECKED, mServerIsChecked);
 561         //outState.putBoolean(KEY_SERVER_CHECK_IN_PROGRESS, (!mServerIsValid && mServerInfoOperation != null));
 562         outState.putInt(KEY_GET_SERVER_INFO_OP_ID, mGetServerInfoOpId);
 563         outState.putBoolean(KEY_SERVER_VALID, mServerIsValid);
 564         outState.putBoolean(KEY_IS_SSL_CONN, mServerInfo.mIsSslConn);
 565         outState.putString(KEY_HOST_URL_TEXT, mServerInfo.mBaseUrl);
 566         if (mServerInfo.mVersion != null) {
 567             outState.putString(KEY_OC_VERSION, mServerInfo.mVersion.getVersion());
 568         }
 569         outState.putString(KEY_SERVER_AUTH_METHOD, mServerInfo.mAuthMethod.name());
 570
 571         /// Authentication PRE-fragment state
 572         outState.putBoolean(KEY_PASSWORD_EXPOSED, isPasswordVisible());
 573         outState.putInt(KEY_AUTH_STATUS_ICON, mAuthStatusIcon);
 574         outState.putInt(KEY_AUTH_STATUS_TEXT, mAuthStatusText);
 575         outState.putString(KEY_AUTH_TOKEN, mAuthToken);
 576         outState.putInt(KEY_EXISTENCE_CHECK_OP_ID, mExistenceCheckOpId);
 577         outState.putInt(KEY_OAUTH2_GET_ACCESS_TOKEN_OP_ID, mOauth2GetAccessTokenOpId);
 578         outState.putInt(KEY_GET_USER_NAME_OP_ID, mGetUserNameOpId);
 579
 580         //Log.wtf(TAG, "onSaveInstanceState end" );
 581     }
 582
 583
 584     /**
 585      * The redirection triggered by the OAuth authentication server as response to the GET AUTHORIZATION request
 586      * is caught here.
 587      *
 588      * To make this possible, this activity needs to be qualified with android:launchMode = "singleTask" in the
 589      * AndroidManifest.xml file.
 590      */
 591     @Override
 592     protected void onNewIntent (Intent intent) {
 593         Log_OC.d(TAG, "onNewIntent()");
 594         Uri data = intent.getData();
 595         if (data != null && data.toString().startsWith(getString(R.string.oauth2_redirect_uri))) {
 596             mNewCapturedUriFromOAuth2Redirection = data;
 597         }
 598     }
 599
 600
 601     /**
 602      * The redirection triggered by the OAuth authentication server as response to the GET AUTHORIZATION, and
 603      * deferred in {@link #onNewIntent(Intent)}, is processed here.
 604      */
 605     @Override
 606     protected void onResume() {
 607         Log_OC.wtf(TAG, "onResume init" );
 608         super.onResume();
 609
 610         // bound here to avoid spurious changes triggered by Android on device rotations
 611         mHostUrlInput.setOnFocusChangeListener(this);
 612         mHostUrlInput.addTextChangedListener(mHostUrlInputWatcher);
 613
 614         if (mNewCapturedUriFromOAuth2Redirection != null) {
 615             getOAuth2AccessTokenFromCapturedRedirection();
 616         }
 617
 618         if (mOperationsServiceBinder != null) {
 619             doOnResumeAndBound();
 620         }
 621
 622         Log_OC.wtf(TAG, "onResume end" );
 623     }
 624
 625
 626     @Override
 627     protected void onPause() {
 628         //Log.wtf(TAG, "onPause init" );
 629         if (mOperationsServiceBinder != null) {
 630             //Log.wtf(TAG, "unregistering to listen for operation callbacks" );
 631             mOperationsServiceBinder.removeOperationListener(this);
 632         }
 633
 634         mHostUrlInput.removeTextChangedListener(mHostUrlInputWatcher);
 635         mHostUrlInput.setOnFocusChangeListener(null);
 636
 637         super.onPause();
 638         //Log.wtf(TAG, "onPause end" );
 639     }
 640
 641     @Override
 642     protected void onDestroy() {
 643
 644         mHostUrlInputWatcher = null;
 645
 646         if (mOperationsServiceConnection != null) {
 647             unbindService(mOperationsServiceConnection);
 648             mOperationsServiceBinder = null;
 649         }
 650         super.onDestroy();
 651     }
 652
 653
 654     /**
 655      * Parses the redirection with the response to the GET AUTHORIZATION request to the
 656      * oAuth server and requests for the access token (GET ACCESS TOKEN)
 657      */
 658     private void getOAuth2AccessTokenFromCapturedRedirection() {
 659         /// Parse data from OAuth redirection
 660         String queryParameters = mNewCapturedUriFromOAuth2Redirection.getQuery();
 661         mNewCapturedUriFromOAuth2Redirection = null;
 662
 663         /// Showing the dialog with instructions for the user.
 664         IndeterminateProgressDialog dialog =
 665                 IndeterminateProgressDialog.newInstance(R.string.auth_getting_authorization, true);
 666         dialog.show(getSupportFragmentManager(), WAIT_DIALOG_TAG);
 667
 668         /// GET ACCESS TOKEN to the oAuth server
 669         Intent getServerInfoIntent = new Intent();
 670         getServerInfoIntent.setAction(OperationsService.ACTION_OAUTH2_GET_ACCESS_TOKEN);
 671
 672         getServerInfoIntent.putExtra(
 673                 OperationsService.EXTRA_SERVER_URL,
 674                 mOAuthTokenEndpointText.getText().toString().trim());
 675
 676         getServerInfoIntent.putExtra(
 677                 OperationsService.EXTRA_OAUTH2_QUERY_PARAMETERS,
 678                 queryParameters);
 679
 680         if (mOperationsServiceBinder != null) {
 681             //Log.wtf(TAG, "getting access token..." );
 682             mOauth2GetAccessTokenOpId = mOperationsServiceBinder.newOperation(getServerInfoIntent);
 683         }
 684     }
 685
 686
 687
 688     /**
 689      * Handles the change of focus on the text inputs for the server URL and the password
 690      */
 691     public void onFocusChange(View view, boolean hasFocus) {
 692         if (view.getId() == R.id.hostUrlInput) {
 693             if (!hasFocus) {
 694                 onUrlInputFocusLost((TextView) view);
 695             }
 696             else {
 697                 showRefreshButton(false);
 698             }
 699
 700         } else if (view.getId() == R.id.account_password) {
 701             onPasswordFocusChanged((TextView) view, hasFocus);
 702         }
 703     }
 704
 705
 706     /**
 707      * Handles changes in focus on the text input for the server URL.
 708      *
 709      * IMPORTANT ENTRY POINT 2: When (!hasFocus), user wrote the server URL and changed to
 710      * other field. The operation to check the existence of the server in the entered URL is
 711      * started.
 712      *
 713      * When hasFocus:    user 'comes back' to write again the server URL.
 714      *
 715      * @param hostInput     TextView with the URL input field receiving the change of focus.
 716      */
 717     private void onUrlInputFocusLost(TextView hostInput) {
 718         if (!mServerInfo.mBaseUrl.equals(
 719                 normalizeUrl(mHostUrlInput.getText().toString(), mServerInfo.mIsSslConn))) {
 720             // check server again only if the user changed something in the field
 721             checkOcServer();
 722         } else {
 723             mOkButton.setEnabled(mServerIsValid);
 724             showRefreshButton(!mServerIsValid);
 725         }
 726     }
 727
 728
 729     private void checkOcServer() {
 730         String uri = mHostUrlInput.getText().toString().trim();
 731         mServerIsValid = false;
 732         mServerIsChecked = false;
 733         mOkButton.setEnabled(false);
 734         mServerInfo = new GetServerInfoOperation.ServerInfo();
 735         showRefreshButton(false);
 736
 737         if (uri.length() != 0) {
 738             mServerStatusText = R.string.auth_testing_connection;
 739             mServerStatusIcon = R.drawable.progress_small;
 740             showServerStatus();
 741
 742             Intent getServerInfoIntent = new Intent();
 743             getServerInfoIntent.setAction(OperationsService.ACTION_GET_SERVER_INFO);
 744             getServerInfoIntent.putExtra(OperationsService.EXTRA_SERVER_URL, uri);
 745             getServerInfoIntent.putExtra(OperationsService.EXTRA_AUTH_TOKEN_TYPE, mAuthTokenType);
 746             if (mOperationsServiceBinder != null) {
 747                 //Log.wtf(TAG, "checking server..." );
 748                 mGetServerInfoOpId = mOperationsServiceBinder.newOperation(getServerInfoIntent);
 749             }
 750
 751         } else {
 752             mServerStatusText = 0;
 753             mServerStatusIcon = 0;
 754             showServerStatus();
 755         }
 756     }
 757
 758
 759     /**
 760      * Handles changes in focus on the text input for the password (basic authorization).
 761      *
 762      * When (hasFocus), the button to toggle password visibility is shown.
 763      *
 764      * When (!hasFocus), the button is made invisible and the password is hidden.
 765      *
 766      * @param passwordInput    TextView with the password input field receiving the change of focus.
 767      * @param hasFocus          'True' if focus is received, 'false' if is lost
 768      */
 769     private void onPasswordFocusChanged(TextView passwordInput, boolean hasFocus) {
 770         if (hasFocus) {
 771             showViewPasswordButton();
 772         } else {
 773             hidePassword();
 774             hidePasswordButton();
 775         }
 776     }
 777
 778
 779     private void showViewPasswordButton() {
 780         //int drawable = android.R.drawable.ic_menu_view;
 781         int drawable = R.drawable.ic_view;
 782         if (isPasswordVisible()) {
 783             //drawable = android.R.drawable.ic_secure;
 784             drawable = R.drawable.ic_hide;
 785         }
 786         mPasswordInput.setCompoundDrawablesWithIntrinsicBounds(0, 0, drawable, 0);
 787     }
 788
 789     private boolean isPasswordVisible() {
 790         return ((mPasswordInput.getInputType() & InputType.TYPE_TEXT_VARIATION_VISIBLE_PASSWORD) == InputType.TYPE_TEXT_VARIATION_VISIBLE_PASSWORD);
 791     }
 792
 793     private void hidePasswordButton() {
 794         mPasswordInput.setCompoundDrawablesWithIntrinsicBounds(0, 0, 0, 0);
 795     }
 796
 797     private void showPassword() {
 798         mPasswordInput.setInputType(InputType.TYPE_CLASS_TEXT | InputType.TYPE_TEXT_VARIATION_VISIBLE_PASSWORD);
 799         showViewPasswordButton();
 800     }
 801
 802     private void hidePassword() {
 803         mPasswordInput.setInputType(InputType.TYPE_CLASS_TEXT | InputType.TYPE_TEXT_VARIATION_PASSWORD);
 804         showViewPasswordButton();
 805     }
 806
 807     /**
 808      * Checks the credentials of the user in the root of the ownCloud server
 809      * before creating a new local account.
 810      *
 811      * For basic authorization, a check of existence of the root folder is
 812      * performed.
 813      *
 814      * For OAuth, starts the flow to get an access token; the credentials test
 815      * is postponed until it is available.
 816      *
 817      * IMPORTANT ENTRY POINT 4
 818      *
 819      * @param view      OK button
 820      */
 821     public void onOkClick(View view) {
 822         // this check should be unnecessary
 823         if (mServerInfo.mVersion == null ||
 824                 !mServerInfo.mVersion.isVersionValid()  ||
 825                 mServerInfo.mBaseUrl == null ||
 826                 mServerInfo.mBaseUrl.length() == 0) {
 827             mServerStatusIcon = R.drawable.common_error;
 828             mServerStatusText = R.string.auth_wtf_reenter_URL;
 829             showServerStatus();
 830             mOkButton.setEnabled(false);
 831             Log_OC.wtf(TAG,  "The user was allowed to click 'connect' to an unchecked server!!");
 832             return;
 833         }
 834
 835         if (AccountTypeUtils.getAuthTokenTypeAccessToken(MainApp.getAccountType()).equals(mAuthTokenType)) {
 836             startOauthorization();
 837         } else if (AccountTypeUtils.getAuthTokenTypeSamlSessionCookie(MainApp.getAccountType()).equals(mAuthTokenType)) {
 838             startSamlBasedFederatedSingleSignOnAuthorization();
 839         } else {
 840             checkBasicAuthorization();
 841         }
 842     }
 843
 844
 845     /**
 846      * Tests the credentials entered by the user performing a check of existence on
 847      * the root folder of the ownCloud server.
 848      */
 849     private void checkBasicAuthorization() {
 850         /// get the path to the root folder through WebDAV from the version server
 851         String webdav_path = AccountUtils.getWebdavPath(mServerInfo.mVersion, mAuthTokenType);
 852
 853         /// get basic credentials entered by user
 854         String username = mUsernameInput.getText().toString();
 855         String password = mPasswordInput.getText().toString();
 856
 857         /// be gentle with the user
 858         IndeterminateProgressDialog dialog =
 859                 IndeterminateProgressDialog.newInstance(R.string.auth_trying_to_login, true);
 860         dialog.show(getSupportFragmentManager(), WAIT_DIALOG_TAG);
 861
 862         /// test credentials accessing the root folder
 863         String remotePath ="";
 864         boolean successIfAbsent = false;
 865         boolean followRedirects = true;
 866         startExistenceCheckRemoteOperation(remotePath, this, successIfAbsent, webdav_path, username, password, followRedirects);
 867
 868     }
 869
 870     private void startExistenceCheckRemoteOperation(String remotePath, Context context, boolean successIfAbsent, String webdav_path,
 871             String username, String password, boolean followRedirects) {
 872         Intent existenceCheckIntent = new Intent();
 873         existenceCheckIntent.setAction(OperationsService.ACTION_EXISTENCE_CHECK);
 874         existenceCheckIntent.putExtra(OperationsService.EXTRA_SERVER_URL, mServerInfo.mBaseUrl);
 875         existenceCheckIntent.putExtra(OperationsService.EXTRA_REMOTE_PATH, remotePath);
 876         existenceCheckIntent.putExtra(OperationsService.EXTRA_SUCCESS_IF_ABSENT, successIfAbsent);
 877         existenceCheckIntent.putExtra(OperationsService.EXTRA_WEBDAV_PATH, webdav_path);
 878         existenceCheckIntent.putExtra(OperationsService.EXTRA_USERNAME, username);
 879         existenceCheckIntent.putExtra(OperationsService.EXTRA_PASSWORD, password);
 880         existenceCheckIntent.putExtra(OperationsService.EXTRA_AUTH_TOKEN, mAuthToken);
 881         existenceCheckIntent.putExtra(OperationsService.EXTRA_FOLLOW_REDIRECTS, followRedirects);
 882
 883         if (mOperationsServiceBinder != null) {
 884             Log_OC.wtf(TAG, "starting existenceCheckRemoteOperation..." );
 885             mExistenceCheckOpId = mOperationsServiceBinder.newOperation(existenceCheckIntent);
 886         }
 887     }
 888
 889     /**
 890      * Starts the OAuth 'grant type' flow to get an access token, with
 891      * a GET AUTHORIZATION request to the BUILT-IN authorization server.
 892      */
 893     private void startOauthorization() {
 894         // be gentle with the user
 895         mAuthStatusIcon = R.drawable.progress_small;
 896         mAuthStatusText = R.string.oauth_login_connection;
 897         showAuthStatus();
 898
 899         // GET AUTHORIZATION request
 900         //Uri uri = Uri.parse(getString(R.string.oauth2_url_endpoint_auth));
 901         Uri uri = Uri.parse(mOAuthAuthEndpointText.getText().toString().trim());
 902         Uri.Builder uriBuilder = uri.buildUpon();
 903         uriBuilder.appendQueryParameter(OAuth2Constants.KEY_RESPONSE_TYPE, getString(R.string.oauth2_response_type));
 904         uriBuilder.appendQueryParameter(OAuth2Constants.KEY_REDIRECT_URI, getString(R.string.oauth2_redirect_uri));
 905         uriBuilder.appendQueryParameter(OAuth2Constants.KEY_CLIENT_ID, getString(R.string.oauth2_client_id));
 906         uriBuilder.appendQueryParameter(OAuth2Constants.KEY_SCOPE, getString(R.string.oauth2_scope));
 907         //uriBuilder.appendQueryParameter(OAuth2Constants.KEY_STATE, whateverwewant);
 908         uri = uriBuilder.build();
 909         Log_OC.d(TAG, "Starting browser to view " + uri.toString());
 910         Intent i = new Intent(Intent.ACTION_VIEW, uri);
 911         startActivity(i);
 912     }
 913
 914
 915     /**
 916      * Starts the Web Single Sign On flow to get access to the root folder
 917      * in the server.
 918      */
 919     private void startSamlBasedFederatedSingleSignOnAuthorization() {
 920         // be gentle with the user
 921         mAuthStatusIcon = R.drawable.progress_small;
 922         mAuthStatusText = R.string.auth_connecting_auth_server;
 923         showAuthStatus();
 924         IndeterminateProgressDialog dialog =
 925                 IndeterminateProgressDialog.newInstance(R.string.auth_trying_to_login, true);
 926         dialog.show(getSupportFragmentManager(), WAIT_DIALOG_TAG);
 927
 928         /// get the path to the root folder through WebDAV from the version server
 929         String webdav_path = AccountUtils.getWebdavPath(mServerInfo.mVersion, mAuthTokenType);
 930
 931         /// test credentials accessing the root folder
 932         String remotePath ="";
 933         boolean successIfAbsent = false;
 934         boolean followRedirections = false;
 935         startExistenceCheckRemoteOperation(remotePath, this, successIfAbsent, webdav_path, "", "", followRedirections);
 936
 937     }
 938
 939     /**
 940      * Callback method invoked when a RemoteOperation executed by this Activity finishes.
 941      *
 942      * Dispatches the operation flow to the right method.
 943      */
 944     @Override
 945     public void onRemoteOperationFinish(RemoteOperation operation, RemoteOperationResult result) {
 946
 947         if (operation instanceof GetServerInfoOperation) {
 948             if (operation.hashCode() == mGetServerInfoOpId) {
 949                 onGetServerInfoFinish(result);
 950             }   // else nothing ; only the last check operation is considered;
 951                 // multiple can be started if the user amends a URL quickly
 952
 953         } else if (operation instanceof OAuth2GetAccessToken) {
 954             onGetOAuthAccessTokenFinish(result);
 955
 956         } else if (operation instanceof ExistenceCheckRemoteOperation)  {
 957             Log_OC.wtf(TAG, "received detection response through callback" );
 958             if (AccountTypeUtils.getAuthTokenTypeSamlSessionCookie(MainApp.getAccountType()).equals(mAuthTokenType)) {
 959                 onSamlBasedFederatedSingleSignOnAuthorizationStart(result);
 960
 961             } else {
 962                 onAuthorizationCheckFinish(result);
 963             }
 964         } else if (operation instanceof GetRemoteUserNameOperation) {
 965             onGetUserNameFinish(result);
 966         }
 967
 968     }
 969
 970     private void onGetUserNameFinish(RemoteOperationResult result) {
 971         mGetUserNameOpId = -1;
 972         if (result.isSuccess()) {
 973             boolean success = false;
 974             String username = (String) result.getData().get(0);
 975
 976             if ( mAction == ACTION_CREATE) {
 977                 mUsernameInput.setText(username);
 978                 success = createAccount();
 979             } else {
 980
 981                 if (!mUsernameInput.getText().toString().equals(username)) {
 982                     // fail - not a new account, but an existing one; disallow
 983                     result = new RemoteOperationResult(ResultCode.ACCOUNT_NOT_THE_SAME);
 984                     updateAuthStatusIconAndText(result);
 985                     showAuthStatus();
 986                     Log_OC.d(TAG, result.getLogMessage());
 987                 } else {
 988                     updateToken();
 989                     success = true;
 990                 }
 991             }
 992
 993             if (success)
 994                 finish();
 995         } else {
 996             updateStatusIconFailUserName();
 997             showAuthStatus();
 998             Log_OC.e(TAG, "Access to user name failed: " + result.getLogMessage());
 999         }
1000
1001     }
1002
1003     private void onSamlBasedFederatedSingleSignOnAuthorizationStart(RemoteOperationResult result) {
1004         mExistenceCheckOpId = -1;
1005         dismissDialog(WAIT_DIALOG_TAG);
1006
1007         //if (result.isTemporalRedirection() && result.isIdPRedirection()) {
1008         if (result.isIdPRedirection()) {
1009             String url = result.getRedirectedLocation();
1010             String targetUrl = mServerInfo.mBaseUrl
1011                     + AccountUtils.getWebdavPath(mServerInfo.mVersion, mAuthTokenType);
1012
1013             // Show dialog
1014             SamlWebViewDialog dialog = SamlWebViewDialog.newInstance(url, targetUrl);
1015             dialog.show(getSupportFragmentManager(), SAML_DIALOG_TAG);
1016
1017             mAuthStatusIcon = 0;
1018             mAuthStatusText = 0;
1019
1020         } else {
1021             mAuthStatusIcon = R.drawable.common_error;
1022             mAuthStatusText = R.string.auth_unsupported_auth_method;
1023
1024         }
1025         showAuthStatus();
1026     }
1027
1028
1029     /**
1030      * Processes the result of the server check performed when the user finishes the enter of the
1031      * server URL.
1032      *
1033      * @param operation     Server check performed.
1034      * @param result        Result of the check.
1035      */
1036     private void onGetServerInfoFinish(RemoteOperationResult result) {
1037         /// update activity state
1038         mServerIsChecked = true;
1039         mGetServerInfoOpId = -1;
1040
1041         // update server status, but don't show it yet
1042         updateServerStatusIconAndText(result);
1043
1044         if (result.isSuccess()) {
1045             /// SUCCESS means:
1046             //      1. connection succeeded, and we know if it's SSL or not
1047             //      2. server is installed
1048             //      3. we got the server version
1049             //      4. we got the authentication method required by the server
1050             mServerInfo = (GetServerInfoOperation.ServerInfo) (result.getData().get(0));
1051
1052             if (!authSupported(mServerInfo.mAuthMethod)) {
1053
1054                 updateServerStatusIconNoRegularAuth();  // overrides updateServerStatusIconAndText()
1055                 mServerIsValid = false;
1056
1057             } else {
1058                 mServerIsValid = true;
1059             }
1060
1061         } else {
1062             mServerIsValid = false;
1063         }
1064
1065         // refresh UI
1066         showRefreshButton(!mServerIsValid);
1067         showServerStatus();
1068         mOkButton.setEnabled(mServerIsValid);
1069
1070         /// very special case (TODO: move to a common place for all the remote operations)
1071         if (result.getCode() == ResultCode.SSL_RECOVERABLE_PEER_UNVERIFIED) {
1072             showUntrustedCertDialog(result);
1073         }
1074     }
1075
1076
1077     private boolean authSupported(AuthenticationMethod authMethod) {
1078         String basic = AccountTypeUtils.getAuthTokenTypePass(MainApp.getAccountType());
1079         String oAuth = AccountTypeUtils.getAuthTokenTypeAccessToken(MainApp.getAccountType());
1080         String saml =  AccountTypeUtils.getAuthTokenTypeSamlSessionCookie(MainApp.getAccountType());
1081
1082         return (( mAuthTokenType.equals(basic) &&
1083                     authMethod.equals(AuthenticationMethod.BASIC_HTTP_AUTH) ) ||
1084                 ( mAuthTokenType.equals(oAuth) &&
1085                     authMethod.equals(AuthenticationMethod.BEARER_TOKEN)) ||
1086                 ( mAuthTokenType.equals(saml)  &&
1087                     authMethod.equals(AuthenticationMethod.SAML_WEB_SSO))
1088         );
1089     }
1090
1091
1092     // TODO remove, if possible
1093     private String normalizeUrl(String url, boolean sslWhenUnprefixed) {
1094         if (url != null && url.length() > 0) {
1095             url = url.trim();
1096             if (!url.toLowerCase().startsWith("http://") &&
1097                     !url.toLowerCase().startsWith("https://")) {
1098                 if (sslWhenUnprefixed) {
1099                     url = "https://" + url;
1100                 } else {
1101                     url = "http://" + url;
1102                 }
1103             }
1104
1105             url = trimUrlWebdav(url);
1106
1107             if (url.endsWith("/")) {
1108                 url = url.substring(0, url.length() - 1);
1109             }
1110
1111         }
1112         return (url != null ? url : "");
1113     }
1114
1115
1116     // TODO remove, if possible
1117     private String trimUrlWebdav(String url){
1118         if(url.toLowerCase().endsWith(AccountUtils.WEBDAV_PATH_4_0)){
1119             url = url.substring(0, url.length() - AccountUtils.WEBDAV_PATH_4_0.length());
1120         } else if(url.toLowerCase().endsWith(AccountUtils.WEBDAV_PATH_2_0)){
1121             url = url.substring(0, url.length() - AccountUtils.WEBDAV_PATH_2_0.length());
1122         } else if (url.toLowerCase().endsWith(AccountUtils.WEBDAV_PATH_1_2)){
1123             url = url.substring(0, url.length() - AccountUtils.WEBDAV_PATH_1_2.length());
1124         }
1125         return (url != null ? url : "");
1126     }
1127
1128
1129     /**
1130      * Chooses the right icon and text to show to the user for the received operation result.
1131      *
1132      * @param result    Result of a remote operation performed in this activity
1133      */
1134     private void updateServerStatusIconAndText(RemoteOperationResult result) {
1135         mServerStatusIcon = R.drawable.common_error;    // the most common case in the switch below
1136
1137         switch (result.getCode()) {
1138         case OK_SSL:
1139             mServerStatusIcon = android.R.drawable.ic_secure;
1140             mServerStatusText = R.string.auth_secure_connection;
1141             break;
1142
1143         case OK_NO_SSL:
1144         case OK:
1145             if (mHostUrlInput.getText().toString().trim().toLowerCase().startsWith("http://") ) {
1146                 mServerStatusText = R.string.auth_connection_established;
1147                 mServerStatusIcon = R.drawable.ic_ok;
1148             } else {
1149                 mServerStatusText = R.string.auth_nossl_plain_ok_title;
1150                 mServerStatusIcon = android.R.drawable.ic_partial_secure;
1151             }
1152             break;
1153
1154         case NO_NETWORK_CONNECTION:
1155             mServerStatusIcon = R.drawable.no_network;
1156             mServerStatusText = R.string.auth_no_net_conn_title;
1157             break;
1158
1159         case SSL_RECOVERABLE_PEER_UNVERIFIED:
1160             mServerStatusText = R.string.auth_ssl_unverified_server_title;
1161             break;
1162         case BAD_OC_VERSION:
1163             mServerStatusText = R.string.auth_bad_oc_version_title;
1164             break;
1165         case WRONG_CONNECTION:
1166             mServerStatusText = R.string.auth_wrong_connection_title;
1167             break;
1168         case TIMEOUT:
1169             mServerStatusText = R.string.auth_timeout_title;
1170             break;
1171         case INCORRECT_ADDRESS:
1172             mServerStatusText = R.string.auth_incorrect_address_title;
1173             break;
1174         case SSL_ERROR:
1175             mServerStatusText = R.string.auth_ssl_general_error_title;
1176             break;
1177         case UNAUTHORIZED:
1178             mServerStatusText = R.string.auth_unauthorized;
1179             break;
1180         case HOST_NOT_AVAILABLE:
1181             mServerStatusText = R.string.auth_unknown_host_title;
1182             break;
1183         case INSTANCE_NOT_CONFIGURED:
1184             mServerStatusText = R.string.auth_not_configured_title;
1185             break;
1186         case FILE_NOT_FOUND:
1187             mServerStatusText = R.string.auth_incorrect_path_title;
1188             break;
1189         case OAUTH2_ERROR:
1190             mServerStatusText = R.string.auth_oauth_error;
1191             break;
1192         case OAUTH2_ERROR_ACCESS_DENIED:
1193             mServerStatusText = R.string.auth_oauth_error_access_denied;
1194             break;
1195         case UNHANDLED_HTTP_CODE:
1196         case UNKNOWN_ERROR:
1197             mServerStatusText = R.string.auth_unknown_error_title;
1198             break;
1199         default:
1200             mServerStatusText = 0;
1201             mServerStatusIcon = 0;
1202         }
1203     }
1204
1205
1206     /**
1207      * Chooses the right icon and text to show to the user for the received operation result.
1208      *
1209      * @param result    Result of a remote operation performed in this activity
1210      */
1211     private void updateAuthStatusIconAndText(RemoteOperationResult result) {
1212         mAuthStatusIcon = R.drawable.common_error;    // the most common case in the switch below
1213
1214         switch (result.getCode()) {
1215         case OK_SSL:
1216             mAuthStatusIcon = android.R.drawable.ic_secure;
1217             mAuthStatusText = R.string.auth_secure_connection;
1218             break;
1219
1220         case OK_NO_SSL:
1221         case OK:
1222             if (mHostUrlInput.getText().toString().trim().toLowerCase().startsWith("http://") ) {
1223                 mAuthStatusText = R.string.auth_connection_established;
1224                 mAuthStatusIcon = R.drawable.ic_ok;
1225             } else {
1226                 mAuthStatusText = R.string.auth_nossl_plain_ok_title;
1227                 mAuthStatusIcon = android.R.drawable.ic_partial_secure;
1228             }
1229             break;
1230
1231         case NO_NETWORK_CONNECTION:
1232             mAuthStatusIcon = R.drawable.no_network;
1233             mAuthStatusText = R.string.auth_no_net_conn_title;
1234             break;
1235
1236         case SSL_RECOVERABLE_PEER_UNVERIFIED:
1237             mAuthStatusText = R.string.auth_ssl_unverified_server_title;
1238             break;
1239         case BAD_OC_VERSION:
1240             mAuthStatusText = R.string.auth_bad_oc_version_title;
1241             break;
1242         case WRONG_CONNECTION:
1243             mAuthStatusText = R.string.auth_wrong_connection_title;
1244             break;
1245         case TIMEOUT:
1246             mAuthStatusText = R.string.auth_timeout_title;
1247             break;
1248         case INCORRECT_ADDRESS:
1249             mAuthStatusText = R.string.auth_incorrect_address_title;
1250             break;
1251         case SSL_ERROR:
1252             mAuthStatusText = R.string.auth_ssl_general_error_title;
1253             break;
1254         case UNAUTHORIZED:
1255             mAuthStatusText = R.string.auth_unauthorized;
1256             break;
1257         case HOST_NOT_AVAILABLE:
1258             mAuthStatusText = R.string.auth_unknown_host_title;
1259             break;
1260         case INSTANCE_NOT_CONFIGURED:
1261             mAuthStatusText = R.string.auth_not_configured_title;
1262             break;
1263         case FILE_NOT_FOUND:
1264             mAuthStatusText = R.string.auth_incorrect_path_title;
1265             break;
1266         case OAUTH2_ERROR:
1267             mAuthStatusText = R.string.auth_oauth_error;
1268             break;
1269         case OAUTH2_ERROR_ACCESS_DENIED:
1270             mAuthStatusText = R.string.auth_oauth_error_access_denied;
1271             break;
1272         case ACCOUNT_NOT_NEW:
1273             mAuthStatusText = R.string.auth_account_not_new;
1274             break;
1275         case ACCOUNT_NOT_THE_SAME:
1276             mAuthStatusText = R.string.auth_account_not_the_same;
1277             break;
1278         case UNHANDLED_HTTP_CODE:
1279         case UNKNOWN_ERROR:
1280             mAuthStatusText = R.string.auth_unknown_error_title;
1281             break;
1282         default:
1283             mAuthStatusText = 0;
1284             mAuthStatusIcon = 0;
1285         }
1286     }
1287
1288
1289     private void updateStatusIconFailUserName(){
1290         mAuthStatusIcon = R.drawable.common_error;
1291         mAuthStatusText = R.string.auth_fail_get_user_name;
1292     }
1293
1294     private void updateServerStatusIconNoRegularAuth(){
1295         mServerStatusIcon = R.drawable.common_error;
1296         mServerStatusText = R.string.auth_can_not_auth_against_server;
1297     }
1298
1299     /**
1300      * Processes the result of the request for and access token send
1301      * to an OAuth authorization server.
1302      *
1303      * @param result        Result of the operation.
1304      */
1305     private void onGetOAuthAccessTokenFinish(RemoteOperationResult result) {
1306         mOauth2GetAccessTokenOpId = -1;
1307         dismissDialog(WAIT_DIALOG_TAG);
1308
1309         String webdav_path = AccountUtils.getWebdavPath(mServerInfo.mVersion, mAuthTokenType);
1310         if (result.isSuccess() && webdav_path != null) {
1311             /// be gentle with the user
1312             IndeterminateProgressDialog dialog =
1313                     IndeterminateProgressDialog.newInstance(R.string.auth_trying_to_login, true);
1314             dialog.show(getSupportFragmentManager(), WAIT_DIALOG_TAG);
1315
1316             /// time to test the retrieved access token on the ownCloud server
1317             @SuppressWarnings("unchecked")
1318             Map<String, String> tokens = (Map<String, String>)(result.getData().get(0));
1319             mAuthToken = tokens.get(OAuth2Constants.KEY_ACCESS_TOKEN);
1320             //mAuthToken = ((OAuth2GetAccessToken)operation).getResultTokenMap().get(OAuth2Constants.KEY_ACCESS_TOKEN);
1321             Log_OC.d(TAG, "Got ACCESS TOKEN: " + mAuthToken);
1322
1323             String remotePath ="";
1324             boolean successIfAbsent = false;
1325             boolean followRedirects = true;
1326             startExistenceCheckRemoteOperation(remotePath, this, successIfAbsent, webdav_path, "", "", followRedirects);
1327
1328         } else {
1329             updateAuthStatusIconAndText(result);
1330             showAuthStatus();
1331             Log_OC.d(TAG, "Access failed: " + result.getLogMessage());
1332         }
1333     }
1334
1335
1336     /**
1337      * Processes the result of the access check performed to try the user credentials.
1338      *
1339      * Creates a new account through the AccountManager.
1340      *
1341      * @param operation     Access check performed.
1342      * @param result        Result of the operation.
1343      */
1344     private void onAuthorizationCheckFinish(RemoteOperationResult result) {
1345         mExistenceCheckOpId = -1;
1346         dismissDialog(WAIT_DIALOG_TAG);
1347
1348         if (result.isSuccess()) {
1349             Log_OC.d(TAG, "Successful access - time to save the account");
1350
1351             boolean success = false;
1352             if (mAction == ACTION_CREATE) {
1353                 success = createAccount();
1354
1355             } else {
1356                 updateToken();
1357                 success = true;
1358             }
1359
1360             if (success) {
1361                 finish();
1362             }
1363
1364         } else if (result.isServerFail() || result.isException()) {
1365             /// server errors or exceptions in authorization take to requiring a new check of
1366             /// the server
1367             mServerIsChecked = true;
1368             mServerIsValid = false;
1369             /*
1370             mServerInfo.mIsSslConn = false;
1371             mServerInfo.mVersion = null;
1372             mServerInfo.mBaseUrl =
1373                     normalizeUrl(mHostUrlInput.getText().toString(), mServerInfo.mIsSslConn);    // TODO remove?
1374                     */
1375             mServerInfo = new GetServerInfoOperation.ServerInfo();
1376
1377             // update status icon and text
1378             updateServerStatusIconAndText(result);
1379             showServerStatus();
1380             mAuthStatusIcon = 0;
1381             mAuthStatusText = 0;
1382             showAuthStatus();
1383
1384             // update input controls state
1385             showRefreshButton(true);
1386             mOkButton.setEnabled(false);
1387
1388             // very special case (TODO: move to a common place for all the remote operations) (dangerous here?)
1389             if (result.getCode() == ResultCode.SSL_RECOVERABLE_PEER_UNVERIFIED) {
1390                 showUntrustedCertDialog(result);
1391             }
1392
1393         } else {    // authorization fail due to client side - probably wrong credentials
1394             updateAuthStatusIconAndText(result);
1395             showAuthStatus();
1396             Log_OC.d(TAG, "Access failed: " + result.getLogMessage());
1397         }
1398     }
1399
1400
1401
1402
1403     /**
1404      * Sets the proper response to get that the Account Authenticator that started this activity saves
1405      * a new authorization token for mAccount.
1406      */
1407     private void updateToken() {
1408         Bundle response = new Bundle();
1409         response.putString(AccountManager.KEY_ACCOUNT_NAME, mAccount.name);
1410         response.putString(AccountManager.KEY_ACCOUNT_TYPE, mAccount.type);
1411
1412         if (AccountTypeUtils.getAuthTokenTypeAccessToken(MainApp.getAccountType()).equals(mAuthTokenType)) {
1413             response.putString(AccountManager.KEY_AUTHTOKEN, mAuthToken);
1414             // the next line is necessary; by now, notifications are calling directly to the AuthenticatorActivity to update, without AccountManager intervention
1415             mAccountMgr.setAuthToken(mAccount, mAuthTokenType, mAuthToken);
1416
1417         } else if (AccountTypeUtils.getAuthTokenTypeSamlSessionCookie(MainApp.getAccountType()).equals(mAuthTokenType)) {
1418
1419             response.putString(AccountManager.KEY_AUTHTOKEN, mAuthToken);
1420             // the next line is necessary; by now, notifications are calling directly to the AuthenticatorActivity to update, without AccountManager intervention
1421             mAccountMgr.setAuthToken(mAccount, mAuthTokenType, mAuthToken);
1422
1423         } else {
1424             response.putString(AccountManager.KEY_AUTHTOKEN, mPasswordInput.getText().toString());
1425             mAccountMgr.setPassword(mAccount, mPasswordInput.getText().toString());
1426         }
1427         setAccountAuthenticatorResult(response);
1428
1429     }
1430
1431
1432     /**
1433      * Creates a new account through the Account Authenticator that started this activity.
1434      *
1435      * This makes the account permanent.
1436      *
1437      * TODO Decide how to name the OAuth accounts
1438      */
1439     private boolean createAccount() {
1440         /// create and save new ownCloud account
1441         boolean isOAuth = AccountTypeUtils.getAuthTokenTypeAccessToken(MainApp.getAccountType()).equals(mAuthTokenType);
1442         boolean isSaml =  AccountTypeUtils.getAuthTokenTypeSamlSessionCookie(MainApp.getAccountType()).equals(mAuthTokenType);
1443
1444         Uri uri = Uri.parse(mServerInfo.mBaseUrl);
1445         String username = mUsernameInput.getText().toString().trim();
1446         if (isOAuth) {
1447             username = "OAuth_user" + (new java.util.Random(System.currentTimeMillis())).nextLong();
1448         }
1449         String accountName = username + "@" + uri.getHost();
1450         if (uri.getPort() >= 0) {
1451             accountName += ":" + uri.getPort();
1452         }
1453         Account newAccount = new Account(accountName, MainApp.getAccountType());
1454         if (AccountUtils.exists(newAccount, getApplicationContext())) {
1455             // fail - not a new account, but an existing one; disallow
1456             RemoteOperationResult result = new RemoteOperationResult(ResultCode.ACCOUNT_NOT_NEW);
1457             updateAuthStatusIconAndText(result);
1458             showAuthStatus();
1459             Log_OC.d(TAG, result.getLogMessage());
1460             return false;
1461
1462         } else {
1463             mAccount = newAccount;
1464
1465             if (isOAuth || isSaml) {
1466                 mAccountMgr.addAccountExplicitly(mAccount, "", null);  // with external authorizations, the password is never input in the app
1467             } else {
1468                 mAccountMgr.addAccountExplicitly(mAccount, mPasswordInput.getText().toString(), null);
1469             }
1470
1471             /// add the new account as default in preferences, if there is none already
1472             Account defaultAccount = AccountUtils.getCurrentOwnCloudAccount(this);
1473             if (defaultAccount == null) {
1474                 SharedPreferences.Editor editor = PreferenceManager
1475                         .getDefaultSharedPreferences(this).edit();
1476                 editor.putString("select_oc_account", accountName);
1477                 editor.commit();
1478             }
1479
1480             /// prepare result to return to the Authenticator
1481             //  TODO check again what the Authenticator makes with it; probably has the same effect as addAccountExplicitly, but it's not well done
1482             final Intent intent = new Intent();
1483             intent.putExtra(AccountManager.KEY_ACCOUNT_TYPE,    MainApp.getAccountType());
1484             intent.putExtra(AccountManager.KEY_ACCOUNT_NAME,    mAccount.name);
1485             /*if (!isOAuth)
1486                 intent.putExtra(AccountManager.KEY_AUTHTOKEN,   MainApp.getAccountType()); */
1487             intent.putExtra(AccountManager.KEY_USERDATA,        username);
1488             if (isOAuth || isSaml) {
1489                 mAccountMgr.setAuthToken(mAccount, mAuthTokenType, mAuthToken);
1490             }
1491             /// add user data to the new account; TODO probably can be done in the last parameter addAccountExplicitly, or in KEY_USERDATA
1492             mAccountMgr.setUserData(mAccount, Constants.KEY_OC_VERSION,    mServerInfo.mVersion.getVersion());
1493             mAccountMgr.setUserData(mAccount, Constants.KEY_OC_BASE_URL,   mServerInfo.mBaseUrl);
1494
1495             if (isSaml) {
1496                 mAccountMgr.setUserData(mAccount, Constants.KEY_SUPPORTS_SAML_WEB_SSO, "TRUE");
1497             } else if (isOAuth) {
1498                 mAccountMgr.setUserData(mAccount, Constants.KEY_SUPPORTS_OAUTH2, "TRUE");
1499             }
1500
1501             setAccountAuthenticatorResult(intent.getExtras());
1502             setResult(RESULT_OK, intent);
1503
1504             return true;
1505         }
1506     }
1507
1508
1509     /**
1510      * Starts and activity to open the 'new account' page in the ownCloud web site
1511      *
1512      * @param view      'Account register' button
1513      */
1514     public void onRegisterClick(View view) {
1515         Intent register = new Intent(Intent.ACTION_VIEW, Uri.parse(getString(R.string.welcome_link_url)));
1516         setResult(RESULT_CANCELED);
1517         startActivity(register);
1518     }
1519
1520
1521     /**
1522      * Updates the content and visibility state of the icon and text associated
1523      * to the last check on the ownCloud server.
1524      *
1525      * @param serverStatusText      Resource identifier of the text to show.
1526      * @param serverStatusIcon      Resource identifier of the icon to show.
1527      */
1528     private void showServerStatus() {
1529         if (mServerStatusIcon == 0 && mServerStatusText == 0) {
1530             mServerStatusView.setVisibility(View.INVISIBLE);
1531
1532         } else {
1533             mServerStatusView.setText(mServerStatusText);
1534             mServerStatusView.setCompoundDrawablesWithIntrinsicBounds(mServerStatusIcon, 0, 0, 0);
1535             mServerStatusView.setVisibility(View.VISIBLE);
1536         }
1537
1538     }
1539
1540
1541     /**
1542      * Updates the content and visibility state of the icon and text associated
1543      * to the interactions with the OAuth authorization server.
1544      */
1545     private void showAuthStatus() {
1546         if (mAuthStatusIcon == 0 && mAuthStatusText == 0) {
1547             mAuthStatusView.setVisibility(View.INVISIBLE);
1548
1549         } else {
1550             mAuthStatusView.setText(mAuthStatusText);
1551             mAuthStatusView.setCompoundDrawablesWithIntrinsicBounds(mAuthStatusIcon, 0, 0, 0);
1552             mAuthStatusView.setVisibility(View.VISIBLE);
1553         }
1554     }
1555
1556
1557     private void showRefreshButton (boolean show) {
1558         if (show)  {
1559             mRefreshButton.setVisibility(View.VISIBLE);
1560         } else {
1561             mRefreshButton.setVisibility(View.GONE);
1562         }
1563     }
1564
1565     /**
1566      * Called when the refresh button in the input field for ownCloud host is clicked.
1567      *
1568      * Performs a new check on the URL in the input field.
1569      *
1570      * @param view      Refresh 'button'
1571      */
1572     public void onRefreshClick(View view) {
1573         checkOcServer();
1574     }
1575
1576
1577     /**
1578      * Called when the eye icon in the password field is clicked.
1579      *
1580      * Toggles the visibility of the password in the field.
1581      */
1582     public void onViewPasswordClick() {
1583         int selectionStart = mPasswordInput.getSelectionStart();
1584         int selectionEnd = mPasswordInput.getSelectionEnd();
1585         if (isPasswordVisible()) {
1586             hidePassword();
1587         } else {
1588             showPassword();
1589         }
1590         mPasswordInput.setSelection(selectionStart, selectionEnd);
1591     }
1592
1593
1594     /**
1595      * Called when the checkbox for OAuth authorization is clicked.
1596      *
1597      * Hides or shows the input fields for user & password.
1598      *
1599      * @param view      'View password' 'button'
1600      */
1601     public void onCheckClick(View view) {
1602         CheckBox oAuth2Check = (CheckBox)view;
1603         if (oAuth2Check.isChecked()) {
1604             mAuthTokenType = AccountTypeUtils.getAuthTokenTypeAccessToken(MainApp.getAccountType());
1605         } else {
1606             mAuthTokenType = AccountTypeUtils.getAuthTokenTypePass(MainApp.getAccountType());
1607         }
1608         updateAuthenticationPreFragmentVisibility();
1609     }
1610
1611
1612     /**
1613      *  Called when the 'action' button in an IME is pressed ('enter' in software keyboard).
1614      *
1615      *  Used to trigger the authentication check when the user presses 'enter' after writing the password,
1616      *  or to throw the server test when the only field on screen is the URL input field.
1617      */
1618     @Override
1619     public boolean onEditorAction(TextView inputField, int actionId, KeyEvent event) {
1620         if (actionId == EditorInfo.IME_ACTION_DONE && inputField != null && inputField.equals(mPasswordInput)) {
1621             if (mOkButton.isEnabled()) {
1622                 mOkButton.performClick();
1623             }
1624
1625         } else if (actionId == EditorInfo.IME_ACTION_NEXT && inputField != null && inputField.equals(mHostUrlInput)) {
1626             if (AccountTypeUtils.getAuthTokenTypeSamlSessionCookie(MainApp.getAccountType()).equals(mAuthTokenType)) {
1627                 checkOcServer();
1628             }
1629         }
1630         return false;   // always return false to grant that the software keyboard is hidden anyway
1631     }
1632
1633
1634     private abstract static class RightDrawableOnTouchListener implements OnTouchListener  {
1635
1636         private int fuzz = 75;
1637
1638         /**
1639          * {@inheritDoc}
1640          */
1641         @Override
1642         public boolean onTouch(View view, MotionEvent event) {
1643             Drawable rightDrawable = null;
1644             if (view instanceof TextView) {
1645                 Drawable[] drawables = ((TextView)view).getCompoundDrawables();
1646                 if (drawables.length > 2) {
1647                     rightDrawable = drawables[2];
1648                 }
1649             }
1650             if (rightDrawable != null) {
1651                 final int x = (int) event.getX();
1652                 final int y = (int) event.getY();
1653                 final Rect bounds = rightDrawable.getBounds();
1654                 if (x >= (view.getRight() - bounds.width() - fuzz) && x <= (view.getRight() - view.getPaddingRight() + fuzz)
1655                         && y >= (view.getPaddingTop() - fuzz) && y <= (view.getHeight() - view.getPaddingBottom()) + fuzz) {
1656
1657                     return onDrawableTouch(event);
1658                 }
1659             }
1660             return false;
1661         }
1662
1663         public abstract boolean onDrawableTouch(final MotionEvent event);
1664     }
1665
1666
1667     private void getRemoteUserNameOperation(String sessionCookie, boolean followRedirects) {
1668
1669         Intent getUserNameIntent = new Intent();
1670         getUserNameIntent.setAction(OperationsService.ACTION_GET_USER_NAME);
1671         getUserNameIntent.putExtra(OperationsService.EXTRA_SERVER_URL, mServerInfo.mBaseUrl);
1672         getUserNameIntent.putExtra(OperationsService.EXTRA_COOKIE, sessionCookie);
1673         getUserNameIntent.putExtra(OperationsService.EXTRA_FOLLOW_REDIRECTS, followRedirects);
1674
1675         if (mOperationsServiceBinder != null) {
1676             //Log_OC.wtf(TAG, "starting getRemoteUserNameOperation..." );
1677             mGetUserNameOpId = mOperationsServiceBinder.newOperation(getUserNameIntent);
1678         }
1679     }
1680
1681
1682     @Override
1683     public void onSsoFinished(String sessionCookie) {
1684         if (sessionCookie != null && sessionCookie.length() > 0) {
1685             Log_OC.d(TAG, "Successful SSO - time to save the account");
1686             mAuthToken = sessionCookie;
1687             getRemoteUserNameOperation(sessionCookie, true);
1688             Fragment fd = getSupportFragmentManager().findFragmentByTag(SAML_DIALOG_TAG);
1689             if (fd != null && fd instanceof SherlockDialogFragment) {
1690                 Dialog d = ((SherlockDialogFragment)fd).getDialog();
1691                 if (d != null && d.isShowing()) {
1692                     d.dismiss();
1693                 }
1694             }
1695
1696         } else {
1697             // TODO - show fail
1698             Log_OC.d(TAG, "SSO failed");
1699         }
1700
1701     }
1702
1703     @Override
1704     public boolean onTouchEvent(MotionEvent event) {
1705         if (AccountTypeUtils.getAuthTokenTypeSamlSessionCookie(MainApp.getAccountType()).equals(mAuthTokenType) &&
1706                 mHostUrlInput.hasFocus() && event.getAction() == MotionEvent.ACTION_DOWN) {
1707             checkOcServer();
1708         }
1709         return super.onTouchEvent(event);
1710     }
1711
1712
1713     /**
1714      * Show untrusted cert dialog
1715      */
1716     public void showUntrustedCertDialog(X509Certificate x509Certificate, SslError error, SslErrorHandler handler) {
1717         // Show a dialog with the certificate info
1718         SslUntrustedCertDialog dialog = null;
1719         if (x509Certificate == null) {
1720             dialog = SslUntrustedCertDialog.newInstanceForEmptySslError(error, handler);
1721         } else {
1722             dialog = SslUntrustedCertDialog.newInstanceForFullSslError(x509Certificate, error, handler);
1723         }
1724         FragmentManager fm = getSupportFragmentManager();
1725         FragmentTransaction ft = fm.beginTransaction();
1726         ft.addToBackStack(null);
1727         dialog.show(ft, UNTRUSTED_CERT_DIALOG_TAG);
1728     }
1729
1730     /**
1731      * Show untrusted cert dialog
1732      */
1733     private void showUntrustedCertDialog(RemoteOperationResult result) {
1734         // Show a dialog with the certificate info
1735         SslUntrustedCertDialog dialog = SslUntrustedCertDialog.newInstanceForFullSslError((CertificateCombinedException)result.getException());
1736         FragmentManager fm = getSupportFragmentManager();
1737         FragmentTransaction ft = fm.beginTransaction();
1738         ft.addToBackStack(null);
1739         dialog.show(ft, UNTRUSTED_CERT_DIALOG_TAG);
1740
1741     }
1742
1743     /**
1744      * Called from SslValidatorDialog when a new server certificate was correctly saved.
1745      */
1746     public void onSavedCertificate() {
1747         Fragment fd = getSupportFragmentManager().findFragmentByTag(SAML_DIALOG_TAG);
1748         if (fd == null) {
1749             // if SAML dialog is not shown, the SslDialog was shown due to an SSL error in the server check
1750             checkOcServer();
1751         }
1752     }
1753
1754     /**
1755      * Called from SslValidatorDialog when a new server certificate could not be saved
1756      * when the user requested it.
1757      */
1758     @Override
1759     public void onFailedSavingCertificate() {
1760         dismissDialog(SAML_DIALOG_TAG);
1761         Toast.makeText(this, R.string.ssl_validator_not_saved, Toast.LENGTH_LONG).show();
1762     }
1763
1764     @Override
1765     public void onCancelCertificate() {
1766         dismissDialog(SAML_DIALOG_TAG);
1767     }
1768
1769
1770     private void doOnResumeAndBound() {
1771         //Log.wtf(TAG, "registering to listen for operation callbacks" );
1772         mOperationsServiceBinder.addOperationListener(AuthenticatorActivity.this, mHandler);
1773
1774
1775
1776         if (mGetServerInfoOpId != -1) {
1777             RemoteOperationResult result =
1778                     mOperationsServiceBinder.getOperationResultIfFinished(mGetServerInfoOpId);
1779             if (result != null) {
1780                 //Log_OC.wtf(TAG, "found result of operation finished while rotating");
1781                 onGetServerInfoFinish(result);
1782             }
1783
1784         } else if (mOauth2GetAccessTokenOpId != -1) {
1785             RemoteOperationResult result =
1786                     mOperationsServiceBinder.getOperationResultIfFinished(
1787                             mOauth2GetAccessTokenOpId);
1788             if (result != null) {
1789                 //Log_OC.wtf(TAG, "found result of operation finished while rotating");
1790                 onGetOAuthAccessTokenFinish(result);
1791             }
1792
1793         } else if (mExistenceCheckOpId != -1) {
1794             RemoteOperationResult result =
1795                     mOperationsServiceBinder.getOperationResultIfFinished(mExistenceCheckOpId);
1796             if (result != null) {
1797                 //Log_OC.wtf(TAG, "found result of operation finished while rotating");
1798                 if (AccountTypeUtils.getAuthTokenTypeSamlSessionCookie(
1799                         MainApp.getAccountType()).equals(mAuthTokenType)) {
1800                     onSamlBasedFederatedSingleSignOnAuthorizationStart(result);
1801
1802                 } else {
1803                     onAuthorizationCheckFinish(result);
1804                 }
1805             }
1806         }if (mGetUserNameOpId != -1) {
1807             RemoteOperationResult result =
1808                     mOperationsServiceBinder.getOperationResultIfFinished(mGetUserNameOpId);
1809             if (result != null) {
1810                 //Log_OC.wtf(TAG, "found result of operation finished while rotating");
1811                 onGetUserNameFinish(result);
1812             }
1813
1814         }
1815
1816     }
1817
1818
1819     private void dismissDialog(String dialogTag){
1820         Fragment frag = getSupportFragmentManager().findFragmentByTag(dialogTag);
1821         if (frag != null && frag instanceof SherlockDialogFragment) {
1822             SherlockDialogFragment dialog = (SherlockDialogFragment) frag;
1823             dialog.dismiss();
1824         }
1825     }
1826
1827
1828     /**
1829      * Implements callback methods for service binding.
1830      */
1831     private class OperationsServiceConnection implements ServiceConnection {
1832
1833         @Override
1834         public void onServiceConnected(ComponentName component, IBinder service) {
1835             if (component.equals(new ComponentName(AuthenticatorActivity.this, OperationsService.class))) {
1836                 //Log_OC.wtf(TAG, "Operations service connected");
1837                 mOperationsServiceBinder = (OperationsServiceBinder) service;
1838
1839                 doOnResumeAndBound();
1840
1841             } else {
1842                 return;
1843             }
1844
1845         }
1846
1847         @Override
1848         public void onServiceDisconnected(ComponentName component) {
1849             if (component.equals(new ComponentName(AuthenticatorActivity.this, OperationsService.class))) {
1850                 Log_OC.e(TAG, "Operations service crashed");
1851                 mOperationsServiceBinder = null;
1852             }
1853         }
1854
1855     }
1856
1857 }