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.io.IOException;
  22 import java.security.cert.X509Certificate;
  23 import java.util.Map;
  24
  25 import android.accounts.Account;
  26 import android.accounts.AccountManager;
  27 import android.accounts.AuthenticatorException;
  28 import android.accounts.OperationCanceledException;
  29 import android.app.Dialog;
  30 import android.content.ComponentName;
  31 import android.content.Context;
  32 import android.content.Intent;
  33 import android.content.ServiceConnection;
  34 import android.content.SharedPreferences;
  35 import android.graphics.Rect;
  36 import android.graphics.drawable.Drawable;
  37 import android.net.Uri;
  38 import android.net.http.SslError;
  39 import android.os.Bundle;
  40 import android.os.Handler;
  41 import android.os.IBinder;
  42 import android.preference.PreferenceManager;
  43 import android.support.v4.app.Fragment;
  44 import android.support.v4.app.FragmentManager;
  45 import android.support.v4.app.FragmentTransaction;
  46 import android.text.Editable;
  47 import android.text.InputType;
  48 import android.text.TextWatcher;
  49 import android.view.KeyEvent;
  50 import android.view.MotionEvent;
  51 import android.view.View;
  52 import android.view.View.OnFocusChangeListener;
  53 import android.view.View.OnTouchListener;
  54 import android.view.Window;
  55 import android.view.inputmethod.EditorInfo;
  56 import android.webkit.HttpAuthHandler;
  57 import android.webkit.SslErrorHandler;
  58 import android.webkit.WebView;
  59 import android.widget.Button;
  60 import android.widget.CheckBox;
  61 import android.widget.EditText;
  62 import android.widget.TextView;
  63 import android.widget.TextView.OnEditorActionListener;
  64 import android.widget.Toast;
  65
  66 import com.actionbarsherlock.app.SherlockDialogFragment;
  67 import com.owncloud.android.MainApp;
  68 import com.owncloud.android.R;
  69 import com.owncloud.android.authentication.SsoWebViewClient.SsoWebViewClientListener;
  70 import com.owncloud.android.lib.common.OwnCloudAccount;
  71 import com.owncloud.android.lib.common.OwnCloudClient;
  72 import com.owncloud.android.lib.common.OwnCloudClientManagerFactory;
  73 import com.owncloud.android.lib.common.accounts.AccountTypeUtils;
  74 import com.owncloud.android.lib.common.accounts.AccountUtils.Constants;
  75 import com.owncloud.android.lib.common.network.CertificateCombinedException;
  76 import com.owncloud.android.lib.common.operations.OnRemoteOperationListener;
  77 import com.owncloud.android.lib.common.operations.RemoteOperation;
  78 import com.owncloud.android.lib.common.operations.RemoteOperationResult;
  79 import com.owncloud.android.lib.common.operations.RemoteOperationResult.ResultCode;
  80 import com.owncloud.android.lib.common.utils.Log_OC;
  81 import com.owncloud.android.lib.resources.files.ExistenceCheckRemoteOperation;
  82 import com.owncloud.android.lib.resources.status.OwnCloudVersion;
  83 import com.owncloud.android.lib.resources.users.GetRemoteUserNameOperation;
  84 import com.owncloud.android.operations.DetectAuthenticationMethodOperation.AuthenticationMethod;
  85 import com.owncloud.android.operations.GetServerInfoOperation;
  86 import com.owncloud.android.operations.OAuth2GetAccessToken;
  87 import com.owncloud.android.services.OperationsService;
  88 import com.owncloud.android.services.OperationsService.OperationsServiceBinder;
  89 import com.owncloud.android.ui.dialog.CredentialsDialogFragment;
  90 import com.owncloud.android.ui.dialog.IndeterminateProgressDialog;
  91 import com.owncloud.android.ui.dialog.SamlWebViewDialog;
  92 import com.owncloud.android.ui.dialog.SslUntrustedCertDialog;
  93 import com.owncloud.android.ui.dialog.SslUntrustedCertDialog.OnSslUntrustedCertListener;
  94 import com.owncloud.android.utils.DisplayUtils;
  95
  96 /**
  97  * This Activity is used to add an ownCloud account to the App
  98  *
  99  * @author Bartek Przybylski
 100  * @author David A. Velasco
 101  * @author masensio
 102  */
 103 public class AuthenticatorActivity extends AccountAuthenticatorActivity
 104 implements  OnRemoteOperationListener, OnFocusChangeListener, OnEditorActionListener,
 105 SsoWebViewClientListener, OnSslUntrustedCertListener {
 106
 107     private static final String TAG = AuthenticatorActivity.class.getSimpleName();
 108
 109     public static final String EXTRA_ACTION = "ACTION";
 110     public static final String EXTRA_ACCOUNT = "ACCOUNT";
 111
 112     private static final String KEY_AUTH_TOKEN_TYPE = "AUTH_TOKEN_TYPE";
 113
 114     private static final String KEY_HOST_URL_TEXT = "HOST_URL_TEXT";
 115     private static final String KEY_OC_VERSION = "OC_VERSION";
 116     private static final String KEY_SERVER_VALID = "SERVER_VALID";
 117     private static final String KEY_SERVER_CHECKED = "SERVER_CHECKED";
 118     private static final String KEY_SERVER_STATUS_TEXT = "SERVER_STATUS_TEXT";
 119     private static final String KEY_SERVER_STATUS_ICON = "SERVER_STATUS_ICON";
 120     private static final String KEY_IS_SSL_CONN = "IS_SSL_CONN";
 121     private static final String KEY_PASSWORD_EXPOSED = "PASSWORD_VISIBLE";
 122     private static final String KEY_AUTH_STATUS_TEXT = "AUTH_STATUS_TEXT";
 123     private static final String KEY_AUTH_STATUS_ICON = "AUTH_STATUS_ICON";
 124     private static final String KEY_SERVER_AUTH_METHOD = "SERVER_AUTH_METHOD";
 125     private static final String KEY_WAITING_FOR_OP_ID = "WAITING_FOR_OP_ID";
 126     private static final String KEY_AUTH_TOKEN = "AUTH_TOKEN";
 127
 128     private static final String AUTH_ON = "on";
 129     private static final String AUTH_OPTIONAL = "optional";
 130
 131     public static final byte ACTION_CREATE = 0;
 132     public static final byte ACTION_UPDATE_TOKEN = 1;               // requested by the user
 133     public static final byte ACTION_UPDATE_EXPIRED_TOKEN = 2;       // detected by the app
 134
 135     private static final String UNTRUSTED_CERT_DIALOG_TAG = "UNTRUSTED_CERT_DIALOG";
 136     private static final String SAML_DIALOG_TAG = "SAML_DIALOG";
 137     private static final String WAIT_DIALOG_TAG = "WAIT_DIALOG";
 138     private static final String CREDENTIALS_DIALOG_TAG = "CREDENTIALS_DIALOG";
 139     private static final String KEY_AUTH_IS_FIRST_ATTEMPT_TAG = "KEY_AUTH_IS_FIRST_ATTEMPT";
 140
 141
 142     /// parameters from EXTRAs in starter Intent
 143     private byte mAction;
 144     private Account mAccount;
 145     private String mAuthTokenType;
 146
 147
 148     /// activity-level references / state
 149     private final Handler mHandler = new Handler();
 150     private ServiceConnection mOperationsServiceConnection = null;
 151     private OperationsServiceBinder mOperationsServiceBinder = null;
 152     private AccountManager mAccountMgr;
 153     private Uri mNewCapturedUriFromOAuth2Redirection;
 154
 155
 156     /// Server PRE-Fragment elements
 157     private EditText mHostUrlInput;
 158     private View mRefreshButton;
 159     private TextView mServerStatusView;
 160
 161     private TextWatcher mHostUrlInputWatcher;
 162     private int mServerStatusText = 0, mServerStatusIcon = 0;
 163
 164     private boolean mServerIsChecked = false;
 165     private boolean mServerIsValid = false;
 166     private boolean mPendingAutoCheck = false;
 167
 168     private GetServerInfoOperation.ServerInfo mServerInfo =
 169             new GetServerInfoOperation.ServerInfo();
 170
 171
 172     /// Authentication PRE-Fragment elements
 173     private CheckBox mOAuth2Check;
 174     private TextView mOAuthAuthEndpointText;
 175     private TextView mOAuthTokenEndpointText;
 176     private EditText mUsernameInput;
 177     private EditText mPasswordInput;
 178     private View mOkButton;
 179     private TextView mAuthStatusView;
 180
 181     private int mAuthStatusText = 0, mAuthStatusIcon = 0;
 182
 183     private String mAuthToken = "";
 184
 185     private boolean mIsFirstAuthAttempt;
 186
 187
 188     /// Identifier of operation in progress which result shouldn't be lost
 189     private long mWaitingForOpId = Long.MAX_VALUE;
 190
 191
 192     /**
 193      * {@inheritDoc}
 194      *
 195      * IMPORTANT ENTRY POINT 1: activity is shown to the user
 196      */
 197     @Override
 198     protected void onCreate(Bundle savedInstanceState) {
 199         //Log_OC.wtf(TAG,  "onCreate init");
 200         super.onCreate(savedInstanceState);
 201         getWindow().requestFeature(Window.FEATURE_NO_TITLE);
 202
 203         mIsFirstAuthAttempt = true;
 204
 205         // bind to Operations Service
 206         mOperationsServiceConnection = new OperationsServiceConnection();
 207         if (!bindService(new Intent(this, OperationsService.class),
 208                 mOperationsServiceConnection,
 209                 Context.BIND_AUTO_CREATE)) {
 210             Toast.makeText(this,
 211                     R.string.error_cant_bind_to_operations_service,
 212                     Toast.LENGTH_LONG)
 213                         .show();
 214             finish();
 215         }
 216
 217         /// init activity state
 218         mAccountMgr = AccountManager.get(this);
 219         mNewCapturedUriFromOAuth2Redirection = null;
 220
 221         /// get input values
 222         mAction = getIntent().getByteExtra(EXTRA_ACTION, ACTION_CREATE);
 223         mAccount = getIntent().getExtras().getParcelable(EXTRA_ACCOUNT);
 224         if (savedInstanceState == null) {
 225             initAuthTokenType();
 226         } else {
 227             mAuthTokenType = savedInstanceState.getString(KEY_AUTH_TOKEN_TYPE);
 228             mWaitingForOpId = savedInstanceState.getLong(KEY_WAITING_FOR_OP_ID);
 229             mIsFirstAuthAttempt = savedInstanceState.getBoolean(KEY_AUTH_IS_FIRST_ATTEMPT_TAG);
 230         }
 231
 232
 233
 234         /// load user interface
 235         setContentView(R.layout.account_setup);
 236
 237         /// initialize general UI elements
 238         initOverallUi(savedInstanceState);
 239
 240         mOkButton = findViewById(R.id.buttonOK);
 241
 242         /// initialize block to be moved to single Fragment to check server and get info about it
 243         initServerPreFragment(savedInstanceState);
 244
 245         /// initialize block to be moved to single Fragment to retrieve and validate credentials
 246         initAuthorizationPreFragment(savedInstanceState);
 247
 248         //Log_OC.wtf(TAG,  "onCreate end");
 249     }
 250
 251     private void initAuthTokenType() {
 252         mAuthTokenType =
 253                 getIntent().getExtras().getString(AccountAuthenticator.KEY_AUTH_TOKEN_TYPE);
 254         if (mAuthTokenType == null) {
 255             if (mAccount != null) {
 256                 boolean oAuthRequired =
 257                     (mAccountMgr.getUserData(mAccount, Constants.KEY_SUPPORTS_OAUTH2) != null);
 258                 boolean samlWebSsoRequired = (
 259                     mAccountMgr.getUserData(
 260                         mAccount, Constants.KEY_SUPPORTS_SAML_WEB_SSO
 261                     ) != null
 262                 );
 263                 mAuthTokenType = chooseAuthTokenType(oAuthRequired, samlWebSsoRequired);
 264
 265             } else {
 266                 boolean oAuthSupported = AUTH_ON.equals(getString(R.string.auth_method_oauth2));
 267                 boolean samlWebSsoSupported =
 268                         AUTH_ON.equals(getString(R.string.auth_method_saml_web_sso));
 269                 mAuthTokenType = chooseAuthTokenType(oAuthSupported, samlWebSsoSupported);
 270             }
 271         }
 272     }
 273
 274     private String chooseAuthTokenType(boolean oauth, boolean saml) {
 275         if (saml) {
 276             return AccountTypeUtils.getAuthTokenTypeSamlSessionCookie(MainApp.getAccountType());
 277         } else if (oauth) {
 278              return AccountTypeUtils.getAuthTokenTypeAccessToken(MainApp.getAccountType());
 279         } else {
 280             return AccountTypeUtils.getAuthTokenTypePass(MainApp.getAccountType());
 281         }
 282     }
 283
 284
 285     /**
 286      * Configures elements in the user interface under direct control of the Activity.
 287      *
 288      * @param savedInstanceState        Saved activity state, as in {{@link #onCreate(Bundle)}
 289      */
 290     private void initOverallUi(Bundle savedInstanceState) {
 291
 292         /// step 1 - load and process relevant inputs (resources, intent, savedInstanceState)
 293         boolean isWelcomeLinkVisible = getResources().getBoolean(R.bool.show_welcome_link);
 294
 295         String instructionsMessageText = null;
 296         if (mAction == ACTION_UPDATE_EXPIRED_TOKEN) {
 297             if (AccountTypeUtils.getAuthTokenTypeAccessToken(MainApp.getAccountType())
 298                     .equals(mAuthTokenType)) {
 299                 instructionsMessageText = getString(R.string.auth_expired_oauth_token_toast);
 300
 301             } else if (AccountTypeUtils.getAuthTokenTypeSamlSessionCookie(MainApp.getAccountType())
 302                     .equals(mAuthTokenType)) {
 303                 instructionsMessageText = getString(R.string.auth_expired_saml_sso_token_toast);
 304
 305             } else {
 306                 instructionsMessageText = getString(R.string.auth_expired_basic_auth_toast);
 307             }
 308         }
 309
 310         /// step 2 - set properties of UI elements (text, visibility, enabled...)
 311         Button welcomeLink = (Button) findViewById(R.id.welcome_link);
 312         welcomeLink.setVisibility(isWelcomeLinkVisible ? View.VISIBLE : View.GONE);
 313         welcomeLink.setText(
 314                 String.format(getString(R.string.auth_register), getString(R.string.app_name)));
 315
 316         TextView instructionsView = (TextView) findViewById(R.id.instructions_message);
 317         if (instructionsMessageText != null) {
 318             instructionsView.setVisibility(View.VISIBLE);
 319             instructionsView.setText(instructionsMessageText);
 320         } else {
 321             instructionsView.setVisibility(View.GONE);
 322         }
 323     }
 324
 325
 326     /**
 327      *
 328      * @param savedInstanceState        Saved activity state, as in {{@link #onCreate(Bundle)}
 329      */
 330     private void initServerPreFragment(Bundle savedInstanceState) {
 331
 332         /// step 1 - load and process relevant inputs (resources, intent, savedInstanceState)
 333         boolean isUrlInputAllowed = getResources().getBoolean(R.bool.show_server_url_input);
 334         if (savedInstanceState == null) {
 335             if (mAccount != null) {
 336                 mServerInfo.mBaseUrl = mAccountMgr.getUserData(mAccount, Constants.KEY_OC_BASE_URL);
 337                 // TODO do next in a setter for mBaseUrl
 338                 mServerInfo.mIsSslConn = mServerInfo.mBaseUrl.startsWith("https://");
 339                 String ocVersion = mAccountMgr.getUserData(mAccount, Constants.KEY_OC_VERSION);
 340                 if (ocVersion != null) {
 341                     mServerInfo.mVersion = new OwnCloudVersion(ocVersion);
 342                 }
 343             } else {
 344                 mServerInfo.mBaseUrl = getString(R.string.server_url).trim();
 345                 mServerInfo.mIsSslConn = mServerInfo.mBaseUrl.startsWith("https://");
 346             }
 347         } else {
 348             mServerStatusText = savedInstanceState.getInt(KEY_SERVER_STATUS_TEXT);
 349             mServerStatusIcon = savedInstanceState.getInt(KEY_SERVER_STATUS_ICON);
 350
 351             mServerIsValid = savedInstanceState.getBoolean(KEY_SERVER_VALID);
 352             mServerIsChecked = savedInstanceState.getBoolean(KEY_SERVER_CHECKED);
 353
 354             // TODO parcelable
 355             mServerInfo.mIsSslConn = savedInstanceState.getBoolean(KEY_IS_SSL_CONN);
 356             mServerInfo.mBaseUrl = savedInstanceState.getString(KEY_HOST_URL_TEXT);
 357             String ocVersion = savedInstanceState.getString(KEY_OC_VERSION);
 358             if (ocVersion != null) {
 359                 mServerInfo.mVersion = new OwnCloudVersion(ocVersion);
 360             }
 361             mServerInfo.mAuthMethod = AuthenticationMethod.valueOf(
 362                     savedInstanceState.getString(KEY_SERVER_AUTH_METHOD));
 363
 364         }
 365
 366         /// step 2 - set properties of UI elements (text, visibility, enabled...)
 367         mHostUrlInput = (EditText) findViewById(R.id.hostUrlInput);
 368         // Convert IDN to Unicode
 369         mHostUrlInput.setText(DisplayUtils.convertIdn(mServerInfo.mBaseUrl, false));
 370         if (mAction != ACTION_CREATE) {
 371             /// lock things that should not change
 372             mHostUrlInput.setEnabled(false);
 373             mHostUrlInput.setFocusable(false);
 374         }
 375         if (isUrlInputAllowed) {
 376             mRefreshButton = findViewById(R.id.embeddedRefreshButton);
 377         } else {
 378             findViewById(R.id.hostUrlFrame).setVisibility(View.GONE);
 379             mRefreshButton = findViewById(R.id.centeredRefreshButton);
 380         }
 381         showRefreshButton(mServerIsChecked && !mServerIsValid &&
 382                 mWaitingForOpId > Integer.MAX_VALUE);
 383         mServerStatusView = (TextView) findViewById(R.id.server_status_text);
 384         showServerStatus();
 385
 386         /// step 3 - bind some listeners and options
 387         mHostUrlInput.setImeOptions(EditorInfo.IME_ACTION_NEXT);
 388         mHostUrlInput.setOnEditorActionListener(this);
 389
 390         /// step 4 - create listeners that will be bound at onResume
 391         mHostUrlInputWatcher = new TextWatcher() {
 392
 393             @Override
 394             public void afterTextChanged(Editable s) {
 395                 if (mOkButton.isEnabled() &&
 396                         !mServerInfo.mBaseUrl.equals(
 397                                 normalizeUrl(s.toString(), mServerInfo.mIsSslConn))) {
 398                     mOkButton.setEnabled(false);
 399                 }
 400             }
 401
 402             @Override
 403             public void beforeTextChanged(CharSequence s, int start, int count, int after) {
 404             }
 405
 406             @Override
 407             public void onTextChanged(CharSequence s, int start, int before, int count) {
 408                 if (mAuthStatusIcon != 0) {
 409                     Log_OC.d(TAG, "onTextChanged: hiding authentication status");
 410                     mAuthStatusIcon = 0;
 411                     mAuthStatusText = 0;
 412                     showAuthStatus();
 413                 }
 414             }
 415         };
 416
 417
 418         // TODO find out if this is really necessary, or if it can done in a different way
 419         findViewById(R.id.scroll).setOnTouchListener(new OnTouchListener() {
 420             @Override
 421             public boolean onTouch(View view, MotionEvent event) {
 422                 if (event.getAction() == MotionEvent.ACTION_DOWN) {
 423                     if (
 424                             AccountTypeUtils.getAuthTokenTypeSamlSessionCookie(
 425                                     MainApp.getAccountType()
 426                                     ).equals(mAuthTokenType) &&
 427                             mHostUrlInput.hasFocus()
 428                     ) {
 429                         checkOcServer();
 430                     }
 431                 }
 432                 return false;
 433             }
 434         });
 435
 436
 437         /// step 4 - mark automatic check to be started when OperationsService is ready
 438         mPendingAutoCheck = (savedInstanceState == null &&
 439                 (mAction != ACTION_CREATE || !isUrlInputAllowed));
 440     }
 441
 442
 443     /**
 444      *
 445      * @param savedInstanceState        Saved activity state, as in {{@link #onCreate(Bundle)}
 446      */
 447     private void initAuthorizationPreFragment(Bundle savedInstanceState) {
 448
 449         /// step 0 - get UI elements in layout
 450         mOAuth2Check = (CheckBox) findViewById(R.id.oauth_onOff_check);
 451         mOAuthAuthEndpointText = (TextView)findViewById(R.id.oAuthEntryPoint_1);
 452         mOAuthTokenEndpointText = (TextView)findViewById(R.id.oAuthEntryPoint_2);
 453         mUsernameInput = (EditText) findViewById(R.id.account_username);
 454         mPasswordInput = (EditText) findViewById(R.id.account_password);
 455         mAuthStatusView = (TextView) findViewById(R.id.auth_status_text);
 456
 457         /// step 1 - load and process relevant inputs (resources, intent, savedInstanceState)
 458         String presetUserName = null;
 459         boolean isPasswordExposed = false;
 460         if (savedInstanceState == null) {
 461             if (mAccount != null) {
 462                 presetUserName = mAccount.name.substring(0, mAccount.name.lastIndexOf('@'));
 463             }
 464
 465         } else {
 466             isPasswordExposed = savedInstanceState.getBoolean(KEY_PASSWORD_EXPOSED, false);
 467             mAuthStatusText = savedInstanceState.getInt(KEY_AUTH_STATUS_TEXT);
 468             mAuthStatusIcon = savedInstanceState.getInt(KEY_AUTH_STATUS_ICON);
 469             mAuthToken = savedInstanceState.getString(KEY_AUTH_TOKEN);
 470         }
 471
 472         /// step 2 - set properties of UI elements (text, visibility, enabled...)
 473         mOAuth2Check.setChecked(
 474                 AccountTypeUtils.getAuthTokenTypeAccessToken(MainApp.getAccountType())
 475                     .equals(mAuthTokenType));
 476         if (presetUserName != null) {
 477             mUsernameInput.setText(presetUserName);
 478         }
 479         if (mAction != ACTION_CREATE) {
 480             mUsernameInput.setEnabled(false);
 481             mUsernameInput.setFocusable(false);
 482         }
 483         mPasswordInput.setText(""); // clean password to avoid social hacking
 484         if (isPasswordExposed) {
 485             showPassword();
 486         }
 487         updateAuthenticationPreFragmentVisibility();
 488         showAuthStatus();
 489         mOkButton.setEnabled(mServerIsValid);
 490
 491
 492         /// step 3 - bind listeners
 493         // bindings for password input field
 494         mPasswordInput.setOnFocusChangeListener(this);
 495         mPasswordInput.setImeOptions(EditorInfo.IME_ACTION_DONE);
 496         mPasswordInput.setOnEditorActionListener(this);
 497         mPasswordInput.setOnTouchListener(new RightDrawableOnTouchListener() {
 498             @Override
 499             public boolean onDrawableTouch(final MotionEvent event) {
 500                 if (event.getAction() == MotionEvent.ACTION_UP) {
 501                     AuthenticatorActivity.this.onViewPasswordClick();
 502                 }
 503                 return true;
 504             }
 505         });
 506
 507     }
 508
 509
 510     /**
 511      * Changes the visibility of input elements depending on
 512      * the current authorization method.
 513      */
 514     private void updateAuthenticationPreFragmentVisibility () {
 515         if (AccountTypeUtils.getAuthTokenTypeSamlSessionCookie(MainApp.getAccountType()).
 516                 equals(mAuthTokenType)) {
 517             // SAML-based web Single Sign On
 518             mOAuth2Check.setVisibility(View.GONE);
 519             mOAuthAuthEndpointText.setVisibility(View.GONE);
 520             mOAuthTokenEndpointText.setVisibility(View.GONE);
 521             mUsernameInput.setVisibility(View.GONE);
 522             mPasswordInput.setVisibility(View.GONE);
 523
 524         } else {
 525             if (mAction == ACTION_CREATE &&
 526                     AUTH_OPTIONAL.equals(getString(R.string.auth_method_oauth2))) {
 527                 mOAuth2Check.setVisibility(View.VISIBLE);
 528             } else {
 529                 mOAuth2Check.setVisibility(View.GONE);
 530             }
 531
 532             if (AccountTypeUtils.getAuthTokenTypeAccessToken(MainApp.getAccountType()).
 533                     equals(mAuthTokenType)) {
 534                 // OAuth 2 authorization
 535
 536                 mOAuthAuthEndpointText.setVisibility(View.VISIBLE);
 537                 mOAuthTokenEndpointText.setVisibility(View.VISIBLE);
 538                 mUsernameInput.setVisibility(View.GONE);
 539                 mPasswordInput.setVisibility(View.GONE);
 540
 541             } else {
 542                 // basic HTTP authorization
 543                 mOAuthAuthEndpointText.setVisibility(View.GONE);
 544                 mOAuthTokenEndpointText.setVisibility(View.GONE);
 545                 mUsernameInput.setVisibility(View.VISIBLE);
 546                 mPasswordInput.setVisibility(View.VISIBLE);
 547             }
 548         }
 549     }
 550
 551
 552
 553     /**
 554      * Saves relevant state before {@link #onPause()}
 555      *
 556      * Do NOT save {@link #mNewCapturedUriFromOAuth2Redirection}; it keeps a temporal flag,
 557      * intended to defer the processing of the redirection caught in
 558      * {@link #onNewIntent(Intent)} until {@link #onResume()}
 559      *
 560      * See {@link #onSaveInstanceState(Bundle)}
 561      */
 562     @Override
 563     protected void onSaveInstanceState(Bundle outState) {
 564         //Log_OC.wtf(TAG, "onSaveInstanceState init" );
 565         super.onSaveInstanceState(outState);
 566
 567         /// global state
 568         outState.putString(KEY_AUTH_TOKEN_TYPE, mAuthTokenType);
 569         outState.putLong(KEY_WAITING_FOR_OP_ID, mWaitingForOpId);
 570
 571         /// Server PRE-fragment state
 572         outState.putInt(KEY_SERVER_STATUS_TEXT, mServerStatusText);
 573         outState.putInt(KEY_SERVER_STATUS_ICON, mServerStatusIcon);
 574         outState.putBoolean(KEY_SERVER_CHECKED, mServerIsChecked);
 575         outState.putBoolean(KEY_SERVER_VALID, mServerIsValid);
 576         outState.putBoolean(KEY_IS_SSL_CONN, mServerInfo.mIsSslConn);
 577         outState.putString(KEY_HOST_URL_TEXT, mServerInfo.mBaseUrl);
 578         if (mServerInfo.mVersion != null) {
 579             outState.putString(KEY_OC_VERSION, mServerInfo.mVersion.getVersion());
 580         }
 581         outState.putString(KEY_SERVER_AUTH_METHOD, mServerInfo.mAuthMethod.name());
 582
 583         /// Authentication PRE-fragment state
 584         outState.putBoolean(KEY_PASSWORD_EXPOSED, isPasswordVisible());
 585         outState.putInt(KEY_AUTH_STATUS_ICON, mAuthStatusIcon);
 586         outState.putInt(KEY_AUTH_STATUS_TEXT, mAuthStatusText);
 587         outState.putString(KEY_AUTH_TOKEN, mAuthToken);
 588
 589         /// authentication
 590         outState.putBoolean(KEY_AUTH_IS_FIRST_ATTEMPT_TAG, mIsFirstAuthAttempt);
 591
 592         //Log_OC.wtf(TAG, "onSaveInstanceState end" );
 593     }
 594
 595
 596     /**
 597      * The redirection triggered by the OAuth authentication server as response to the
 598      * GET AUTHORIZATION request is caught here.
 599      *
 600      * To make this possible, this activity needs to be qualified with android:launchMode =
 601      * "singleTask" in the AndroidManifest.xml file.
 602      */
 603     @Override
 604     protected void onNewIntent (Intent intent) {
 605         Log_OC.d(TAG, "onNewIntent()");
 606         Uri data = intent.getData();
 607         if (data != null && data.toString().startsWith(getString(R.string.oauth2_redirect_uri))) {
 608             mNewCapturedUriFromOAuth2Redirection = data;
 609         }
 610     }
 611
 612
 613     /**
 614      * The redirection triggered by the OAuth authentication server as response to the
 615      * GET AUTHORIZATION, and deferred in {@link #onNewIntent(Intent)}, is processed here.
 616      */
 617     @Override
 618     protected void onResume() {
 619         //Log_OC.wtf(TAG, "onResume init" );
 620         super.onResume();
 621
 622         // bound here to avoid spurious changes triggered by Android on device rotations
 623         mHostUrlInput.setOnFocusChangeListener(this);
 624         mHostUrlInput.addTextChangedListener(mHostUrlInputWatcher);
 625
 626         if (mNewCapturedUriFromOAuth2Redirection != null) {
 627             getOAuth2AccessTokenFromCapturedRedirection();
 628         }
 629
 630         if (mOperationsServiceBinder != null) {
 631             doOnResumeAndBound();
 632         }
 633
 634         //Log_OC.wtf(TAG, "onResume end" );
 635     }
 636
 637
 638     @Override
 639     protected void onPause() {
 640         //Log_OC.wtf(TAG, "onPause init" );
 641         if (mOperationsServiceBinder != null) {
 642             //Log_OC.wtf(TAG, "unregistering to listen for operation callbacks" );
 643             mOperationsServiceBinder.removeOperationListener(this);
 644         }
 645
 646         mHostUrlInput.removeTextChangedListener(mHostUrlInputWatcher);
 647         mHostUrlInput.setOnFocusChangeListener(null);
 648
 649         super.onPause();
 650         //Log_OC.wtf(TAG, "onPause end" );
 651     }
 652
 653     @Override
 654     protected void onDestroy() {
 655
 656         mHostUrlInputWatcher = null;
 657
 658         if (mOperationsServiceConnection != null) {
 659             unbindService(mOperationsServiceConnection);
 660             mOperationsServiceBinder = null;
 661         }
 662         super.onDestroy();
 663     }
 664
 665
 666     /**
 667      * Parses the redirection with the response to the GET AUTHORIZATION request to the
 668      * oAuth server and requests for the access token (GET ACCESS TOKEN)
 669      */
 670     private void getOAuth2AccessTokenFromCapturedRedirection() {
 671         /// Parse data from OAuth redirection
 672         String queryParameters = mNewCapturedUriFromOAuth2Redirection.getQuery();
 673         mNewCapturedUriFromOAuth2Redirection = null;
 674
 675         /// Showing the dialog with instructions for the user.
 676         IndeterminateProgressDialog dialog =
 677                 IndeterminateProgressDialog.newInstance(R.string.auth_getting_authorization, true);
 678         dialog.show(getSupportFragmentManager(), WAIT_DIALOG_TAG);
 679
 680         /// GET ACCESS TOKEN to the oAuth server
 681         Intent getServerInfoIntent = new Intent();
 682         getServerInfoIntent.setAction(OperationsService.ACTION_OAUTH2_GET_ACCESS_TOKEN);
 683
 684         getServerInfoIntent.putExtra(
 685                 OperationsService.EXTRA_SERVER_URL,
 686                 mOAuthTokenEndpointText.getText().toString().trim());
 687
 688         getServerInfoIntent.putExtra(
 689                 OperationsService.EXTRA_OAUTH2_QUERY_PARAMETERS,
 690                 queryParameters);
 691
 692         if (mOperationsServiceBinder != null) {
 693             //Log_OC.wtf(TAG, "getting access token..." );
 694             mWaitingForOpId = mOperationsServiceBinder.queueNewOperation(getServerInfoIntent);
 695         }
 696     }
 697
 698
 699
 700     /**
 701      * Handles the change of focus on the text inputs for the server URL and the password
 702      */
 703     public void onFocusChange(View view, boolean hasFocus) {
 704         if (view.getId() == R.id.hostUrlInput) {
 705             if (!hasFocus) {
 706                 onUrlInputFocusLost((TextView) view);
 707             }
 708             else {
 709                 showRefreshButton(false);
 710             }
 711
 712         } else if (view.getId() == R.id.account_password) {
 713             onPasswordFocusChanged((TextView) view, hasFocus);
 714         }
 715     }
 716
 717
 718     /**
 719      * Handles changes in focus on the text input for the server URL.
 720      *
 721      * IMPORTANT ENTRY POINT 2: When (!hasFocus), user wrote the server URL and changed to
 722      * other field. The operation to check the existence of the server in the entered URL is
 723      * started.
 724      *
 725      * When hasFocus:    user 'comes back' to write again the server URL.
 726      *
 727      * @param hostInput     TextView with the URL input field receiving the change of focus.
 728      */
 729     private void onUrlInputFocusLost(TextView hostInput) {
 730         if (!mServerInfo.mBaseUrl.equals(
 731                 normalizeUrl(mHostUrlInput.getText().toString(), mServerInfo.mIsSslConn))) {
 732             // check server again only if the user changed something in the field
 733             checkOcServer();
 734         } else {
 735             mOkButton.setEnabled(mServerIsValid);
 736             showRefreshButton(!mServerIsValid);
 737         }
 738     }
 739
 740
 741     private void checkOcServer() {
 742         String uri = mHostUrlInput.getText().toString().trim();
 743         mServerIsValid = false;
 744         mServerIsChecked = false;
 745         mOkButton.setEnabled(false);
 746         mServerInfo = new GetServerInfoOperation.ServerInfo();
 747         showRefreshButton(false);
 748
 749         if (uri.length() != 0) {
 750             // Handle internationalized domain names
 751             uri = DisplayUtils.convertIdn(uri, true);
 752             mServerStatusText = R.string.auth_testing_connection;
 753             mServerStatusIcon = R.drawable.progress_small;
 754             showServerStatus();
 755
 756             Intent getServerInfoIntent = new Intent();
 757             getServerInfoIntent.setAction(OperationsService.ACTION_GET_SERVER_INFO);
 758             getServerInfoIntent.putExtra(
 759                 OperationsService.EXTRA_SERVER_URL,
 760                 normalizeUrlSuffix(uri)
 761             );
 762             if (mOperationsServiceBinder != null) {
 763                 mWaitingForOpId = mOperationsServiceBinder.queueNewOperation(getServerInfoIntent);
 764             } else {
 765               Log_OC.wtf(TAG, "Server check tried with OperationService unbound!" );
 766             }
 767
 768         } else {
 769             mServerStatusText = 0;
 770             mServerStatusIcon = 0;
 771             showServerStatus();
 772         }
 773     }
 774
 775
 776     /**
 777      * Handles changes in focus on the text input for the password (basic authorization).
 778      *
 779      * When (hasFocus), the button to toggle password visibility is shown.
 780      *
 781      * When (!hasFocus), the button is made invisible and the password is hidden.
 782      *
 783      * @param passwordInput    TextView with the password input field receiving the change of focus.
 784      * @param hasFocus          'True' if focus is received, 'false' if is lost
 785      */
 786     private void onPasswordFocusChanged(TextView passwordInput, boolean hasFocus) {
 787         if (hasFocus) {
 788             showViewPasswordButton();
 789         } else {
 790             hidePassword();
 791             hidePasswordButton();
 792         }
 793     }
 794
 795
 796     private void showViewPasswordButton() {
 797         int drawable = R.drawable.ic_view;
 798         if (isPasswordVisible()) {
 799             drawable = R.drawable.ic_hide;
 800         }
 801         mPasswordInput.setCompoundDrawablesWithIntrinsicBounds(0, 0, drawable, 0);
 802     }
 803
 804     private boolean isPasswordVisible() {
 805         return ((mPasswordInput.getInputType() & InputType.TYPE_TEXT_VARIATION_VISIBLE_PASSWORD) ==
 806                 InputType.TYPE_TEXT_VARIATION_VISIBLE_PASSWORD);
 807     }
 808
 809     private void hidePasswordButton() {
 810         mPasswordInput.setCompoundDrawablesWithIntrinsicBounds(0, 0, 0, 0);
 811     }
 812
 813     private void showPassword() {
 814         mPasswordInput.setInputType(
 815                 InputType.TYPE_CLASS_TEXT | InputType.TYPE_TEXT_VARIATION_VISIBLE_PASSWORD
 816         );
 817         showViewPasswordButton();
 818     }
 819
 820     private void hidePassword() {
 821         mPasswordInput.setInputType(
 822                 InputType.TYPE_CLASS_TEXT | InputType.TYPE_TEXT_VARIATION_PASSWORD
 823         );
 824         showViewPasswordButton();
 825     }
 826
 827     /**
 828      * Checks the credentials of the user in the root of the ownCloud server
 829      * before creating a new local account.
 830      *
 831      * For basic authorization, a check of existence of the root folder is
 832      * performed.
 833      *
 834      * For OAuth, starts the flow to get an access token; the credentials test
 835      * is postponed until it is available.
 836      *
 837      * IMPORTANT ENTRY POINT 4
 838      *
 839      * @param view      OK button
 840      */
 841     public void onOkClick(View view) {
 842         // this check should be unnecessary
 843         if (mServerInfo.mVersion == null ||
 844                 !mServerInfo.mVersion.isVersionValid()  ||
 845                 mServerInfo.mBaseUrl == null ||
 846                 mServerInfo.mBaseUrl.length() == 0) {
 847             mServerStatusIcon = R.drawable.common_error;
 848             mServerStatusText = R.string.auth_wtf_reenter_URL;
 849             showServerStatus();
 850             mOkButton.setEnabled(false);
 851             //Log_OC.wtf(TAG,  "The user was allowed to click 'connect' to an unchecked server!!");
 852             return;
 853         }
 854
 855         if (AccountTypeUtils.getAuthTokenTypeAccessToken(MainApp.getAccountType()).
 856                 equals(mAuthTokenType)) {
 857
 858             startOauthorization();
 859         } else if (AccountTypeUtils.getAuthTokenTypeSamlSessionCookie(MainApp.getAccountType()).
 860                 equals(mAuthTokenType)) {
 861
 862             startSamlBasedFederatedSingleSignOnAuthorization();
 863         } else {
 864             checkBasicAuthorization();
 865         }
 866     }
 867
 868
 869     /**
 870      * Tests the credentials entered by the user performing a check of existence on
 871      * the root folder of the ownCloud server.
 872      */
 873     private void checkBasicAuthorization() {
 874         /// get basic credentials entered by user
 875         String username = mUsernameInput.getText().toString();
 876         String password = mPasswordInput.getText().toString();
 877
 878         /// be gentle with the user
 879         IndeterminateProgressDialog dialog =
 880                 IndeterminateProgressDialog.newInstance(R.string.auth_trying_to_login, true);
 881         dialog.show(getSupportFragmentManager(), WAIT_DIALOG_TAG);
 882
 883         /// validate credentials accessing the root folder
 884         accessRootFolderRemoteOperation(username, password);
 885
 886     }
 887
 888     private void accessRootFolderRemoteOperation(String username, String password) {
 889         // delete the account if the token has changed
 890         if (mAction == ACTION_UPDATE_TOKEN || mAction == ACTION_UPDATE_EXPIRED_TOKEN) {
 891             // Remove the cookies in AccountManager
 892             mAccountMgr.setUserData(mAccount, Constants.KEY_COOKIES, null);
 893         }
 894
 895         Intent existenceCheckIntent = new Intent();
 896         existenceCheckIntent.setAction(OperationsService.ACTION_EXISTENCE_CHECK);
 897         existenceCheckIntent.putExtra(OperationsService.EXTRA_SERVER_URL, mServerInfo.mBaseUrl);
 898         existenceCheckIntent.putExtra(OperationsService.EXTRA_REMOTE_PATH, "/");
 899         existenceCheckIntent.putExtra(OperationsService.EXTRA_USERNAME, username);
 900         existenceCheckIntent.putExtra(OperationsService.EXTRA_PASSWORD, password);
 901         existenceCheckIntent.putExtra(OperationsService.EXTRA_AUTH_TOKEN, mAuthToken);
 902
 903         if (mOperationsServiceBinder != null) {
 904             //Log_OC.wtf(TAG, "starting existenceCheckRemoteOperation..." );
 905             mWaitingForOpId = mOperationsServiceBinder.queueNewOperation(existenceCheckIntent);
 906         }
 907     }
 908
 909     /**
 910      * Starts the OAuth 'grant type' flow to get an access token, with
 911      * a GET AUTHORIZATION request to the BUILT-IN authorization server.
 912      */
 913     private void startOauthorization() {
 914         // be gentle with the user
 915         mAuthStatusIcon = R.drawable.progress_small;
 916         mAuthStatusText = R.string.oauth_login_connection;
 917         showAuthStatus();
 918
 919         // GET AUTHORIZATION request
 920         Uri uri = Uri.parse(mOAuthAuthEndpointText.getText().toString().trim());
 921         Uri.Builder uriBuilder = uri.buildUpon();
 922         uriBuilder.appendQueryParameter(
 923                 OAuth2Constants.KEY_RESPONSE_TYPE, getString(R.string.oauth2_response_type)
 924         );
 925         uriBuilder.appendQueryParameter(
 926                 OAuth2Constants.KEY_REDIRECT_URI, getString(R.string.oauth2_redirect_uri)
 927         );
 928         uriBuilder.appendQueryParameter(
 929                 OAuth2Constants.KEY_CLIENT_ID, getString(R.string.oauth2_client_id)
 930         );
 931         uriBuilder.appendQueryParameter(
 932                 OAuth2Constants.KEY_SCOPE, getString(R.string.oauth2_scope)
 933         );
 934         uri = uriBuilder.build();
 935         Log_OC.d(TAG, "Starting browser to view " + uri.toString());
 936         Intent i = new Intent(Intent.ACTION_VIEW, uri);
 937         startActivity(i);
 938     }
 939
 940
 941     /**
 942      * Starts the Web Single Sign On flow to get access to the root folder
 943      * in the server.
 944      */
 945     private void startSamlBasedFederatedSingleSignOnAuthorization() {
 946         // be gentle with the user
 947         mAuthStatusIcon = R.drawable.progress_small;
 948         mAuthStatusText = R.string.auth_connecting_auth_server;
 949         showAuthStatus();
 950         IndeterminateProgressDialog dialog =
 951                 IndeterminateProgressDialog.newInstance(R.string.auth_trying_to_login, true);
 952         dialog.show(getSupportFragmentManager(), WAIT_DIALOG_TAG);
 953
 954         /// validate credentials accessing the root folder
 955         accessRootFolderRemoteOperation("", "");
 956
 957     }
 958
 959     /**
 960      * Callback method invoked when a RemoteOperation executed by this Activity finishes.
 961      *
 962      * Dispatches the operation flow to the right method.
 963      */
 964     @Override
 965     public void onRemoteOperationFinish(RemoteOperation operation, RemoteOperationResult result) {
 966
 967         if (operation instanceof GetServerInfoOperation) {
 968             if (operation.hashCode() == mWaitingForOpId) {
 969                 onGetServerInfoFinish(result);
 970             }   // else nothing ; only the last check operation is considered;
 971                 // multiple can be started if the user amends a URL quickly
 972
 973         } else if (operation instanceof OAuth2GetAccessToken) {
 974             onGetOAuthAccessTokenFinish(result);
 975
 976         } else if (operation instanceof ExistenceCheckRemoteOperation)  {
 977             //Log_OC.wtf(TAG, "received detection response through callback" );
 978             if (AccountTypeUtils.getAuthTokenTypeSamlSessionCookie(MainApp.getAccountType()).
 979                     equals(mAuthTokenType)) {
 980                 onSamlBasedFederatedSingleSignOnAuthorizationStart(result);
 981
 982             } else {
 983                 onAuthorizationCheckFinish(result);
 984             }
 985         } else if (operation instanceof GetRemoteUserNameOperation) {
 986             onGetUserNameFinish(result);
 987         }
 988
 989     }
 990
 991     private void onGetUserNameFinish(RemoteOperationResult result) {
 992         mWaitingForOpId = Long.MAX_VALUE;
 993         if (result.isSuccess()) {
 994             boolean success = false;
 995             String username = (String) result.getData().get(0);
 996
 997             if ( mAction == ACTION_CREATE) {
 998                 mUsernameInput.setText(username);
 999                 success = createAccount();
1000             } else {
1001
1002                 if (!mUsernameInput.getText().toString().equals(username)) {
1003                     // fail - not a new account, but an existing one; disallow
1004                     result = new RemoteOperationResult(ResultCode.ACCOUNT_NOT_THE_SAME);
1005                     /*
1006                     OwnCloudClientManagerFactory.getDefaultSingleton().removeClientFor(
1007                             new OwnCloudAccount(
1008                                     Uri.parse(mServerInfo.mBaseUrl),
1009                                     OwnCloudCredentialsFactory.newSamlSsoCredentials(mAuthToken))
1010                             );
1011                             */
1012                     mAuthToken = "";
1013                     updateAuthStatusIconAndText(result);
1014                     showAuthStatus();
1015                     Log_OC.d(TAG, result.getLogMessage());
1016                 } else {
1017                     updateToken();
1018                     success = true;
1019                 }
1020             }
1021
1022             if (success)
1023                 finish();
1024         } else {
1025             updateStatusIconFailUserName();
1026             showAuthStatus();
1027             Log_OC.e(TAG, "Access to user name failed: " + result.getLogMessage());
1028         }
1029
1030     }
1031
1032     private void onSamlBasedFederatedSingleSignOnAuthorizationStart(RemoteOperationResult result) {
1033         mWaitingForOpId = Long.MAX_VALUE;
1034         dismissDialog(WAIT_DIALOG_TAG);
1035
1036         if (result.isIdPRedirection()) {
1037             String targetUrl = mServerInfo.mBaseUrl
1038                     + AccountUtils.getWebdavPath(mServerInfo.mVersion, mAuthTokenType);
1039
1040             // Show dialog
1041             SamlWebViewDialog dialog = SamlWebViewDialog.newInstance(targetUrl, targetUrl);
1042             dialog.show(getSupportFragmentManager(), SAML_DIALOG_TAG);
1043
1044             mAuthStatusIcon = 0;
1045             mAuthStatusText = 0;
1046
1047         } else {
1048             mAuthStatusIcon = R.drawable.common_error;
1049             mAuthStatusText = R.string.auth_unsupported_auth_method;
1050
1051         }
1052         showAuthStatus();
1053     }
1054
1055
1056     /**
1057      * Processes the result of the server check performed when the user finishes the enter of the
1058      * server URL.
1059      *
1060      * @param result        Result of the check.
1061      */
1062     private void onGetServerInfoFinish(RemoteOperationResult result) {
1063         /// update activity state
1064         mServerIsChecked = true;
1065         mWaitingForOpId = Long.MAX_VALUE;
1066
1067         // update server status, but don't show it yet
1068         updateServerStatusIconAndText(result);
1069
1070         if (result.isSuccess()) {
1071             /// SUCCESS means:
1072             //      1. connection succeeded, and we know if it's SSL or not
1073             //      2. server is installed
1074             //      3. we got the server version
1075             //      4. we got the authentication method required by the server
1076             mServerInfo = (GetServerInfoOperation.ServerInfo) (result.getData().get(0));
1077
1078             if (!authSupported(mServerInfo.mAuthMethod)) {
1079
1080                 updateServerStatusIconNoRegularAuth();  // overrides updateServerStatusIconAndText()
1081                 mServerIsValid = false;
1082
1083             } else {
1084                 mServerIsValid = true;
1085             }
1086
1087         } else {
1088             mServerIsValid = false;
1089         }
1090
1091         // refresh UI
1092         showRefreshButton(!mServerIsValid);
1093         showServerStatus();
1094         mOkButton.setEnabled(mServerIsValid);
1095
1096         /// very special case (TODO: move to a common place for all the remote operations)
1097         if (result.getCode() == ResultCode.SSL_RECOVERABLE_PEER_UNVERIFIED) {
1098             showUntrustedCertDialog(result);
1099         }
1100     }
1101
1102
1103     private boolean authSupported(AuthenticationMethod authMethod) {
1104         String basic = AccountTypeUtils.getAuthTokenTypePass(MainApp.getAccountType());
1105         String oAuth = AccountTypeUtils.getAuthTokenTypeAccessToken(MainApp.getAccountType());
1106         String saml =  AccountTypeUtils.getAuthTokenTypeSamlSessionCookie(MainApp.getAccountType());
1107
1108         return (( mAuthTokenType.equals(basic) &&
1109                     authMethod.equals(AuthenticationMethod.BASIC_HTTP_AUTH) ) ||
1110                 ( mAuthTokenType.equals(oAuth) &&
1111                     authMethod.equals(AuthenticationMethod.BEARER_TOKEN)) ||
1112                 ( mAuthTokenType.equals(saml)  &&
1113                     authMethod.equals(AuthenticationMethod.SAML_WEB_SSO))
1114         );
1115     }
1116
1117
1118     // TODO remove, if possible
1119     private String normalizeUrl(String url, boolean sslWhenUnprefixed) {
1120         if (url != null && url.length() > 0) {
1121             url = url.trim();
1122             if (!url.toLowerCase().startsWith("http://") &&
1123                     !url.toLowerCase().startsWith("https://")) {
1124                 if (sslWhenUnprefixed) {
1125                     url = "https://" + url;
1126                 } else {
1127                     url = "http://" + url;
1128                 }
1129             }
1130
1131             url = normalizeUrlSuffix(url);
1132         }
1133         return (url != null ? url : "");
1134     }
1135
1136
1137     private String normalizeUrlSuffix(String url) {
1138         if (url.endsWith("/")) {
1139             url = url.substring(0, url.length() - 1);
1140         }
1141         url = trimUrlWebdav(url);
1142         return url;
1143     }
1144
1145
1146     // TODO remove, if possible
1147     private String trimUrlWebdav(String url){
1148         if(url.toLowerCase().endsWith(AccountUtils.WEBDAV_PATH_4_0)){
1149             url = url.substring(0, url.length() - AccountUtils.WEBDAV_PATH_4_0.length());
1150         } else if(url.toLowerCase().endsWith(AccountUtils.WEBDAV_PATH_2_0)){
1151             url = url.substring(0, url.length() - AccountUtils.WEBDAV_PATH_2_0.length());
1152         } else if (url.toLowerCase().endsWith(AccountUtils.WEBDAV_PATH_1_2)){
1153             url = url.substring(0, url.length() - AccountUtils.WEBDAV_PATH_1_2.length());
1154         }
1155         return (url != null ? url : "");
1156     }
1157
1158
1159     /**
1160      * Chooses the right icon and text to show to the user for the received operation result.
1161      *
1162      * @param result    Result of a remote operation performed in this activity
1163      */
1164     private void updateServerStatusIconAndText(RemoteOperationResult result) {
1165         mServerStatusIcon = R.drawable.common_error;    // the most common case in the switch below
1166
1167         switch (result.getCode()) {
1168         case OK_SSL:
1169             mServerStatusIcon = android.R.drawable.ic_secure;
1170             mServerStatusText = R.string.auth_secure_connection;
1171             break;
1172
1173         case OK_NO_SSL:
1174         case OK:
1175             if (mHostUrlInput.getText().toString().trim().toLowerCase().startsWith("http://") ) {
1176                 mServerStatusText = R.string.auth_connection_established;
1177                 mServerStatusIcon = R.drawable.ic_ok;
1178             } else {
1179                 mServerStatusText = R.string.auth_nossl_plain_ok_title;
1180                 mServerStatusIcon = android.R.drawable.ic_partial_secure;
1181             }
1182             break;
1183
1184         case NO_NETWORK_CONNECTION:
1185             mServerStatusIcon = R.drawable.no_network;
1186             mServerStatusText = R.string.auth_no_net_conn_title;
1187             break;
1188
1189         case SSL_RECOVERABLE_PEER_UNVERIFIED:
1190             mServerStatusText = R.string.auth_ssl_unverified_server_title;
1191             break;
1192         case BAD_OC_VERSION:
1193             mServerStatusText = R.string.auth_bad_oc_version_title;
1194             break;
1195         case WRONG_CONNECTION:
1196             mServerStatusText = R.string.auth_wrong_connection_title;
1197             break;
1198         case TIMEOUT:
1199             mServerStatusText = R.string.auth_timeout_title;
1200             break;
1201         case INCORRECT_ADDRESS:
1202             mServerStatusText = R.string.auth_incorrect_address_title;
1203             break;
1204         case SSL_ERROR:
1205             mServerStatusText = R.string.auth_ssl_general_error_title;
1206             break;
1207         case UNAUTHORIZED:
1208             mServerStatusText = R.string.auth_unauthorized;
1209             break;
1210         case HOST_NOT_AVAILABLE:
1211             mServerStatusText = R.string.auth_unknown_host_title;
1212             break;
1213         case INSTANCE_NOT_CONFIGURED:
1214             mServerStatusText = R.string.auth_not_configured_title;
1215             break;
1216         case FILE_NOT_FOUND:
1217             mServerStatusText = R.string.auth_incorrect_path_title;
1218             break;
1219         case OAUTH2_ERROR:
1220             mServerStatusText = R.string.auth_oauth_error;
1221             break;
1222         case OAUTH2_ERROR_ACCESS_DENIED:
1223             mServerStatusText = R.string.auth_oauth_error_access_denied;
1224             break;
1225         case UNHANDLED_HTTP_CODE:
1226         case UNKNOWN_ERROR:
1227             mServerStatusText = R.string.auth_unknown_error_title;
1228             break;
1229         case OK_REDIRECT_TO_NON_SECURE_CONNECTION:
1230             mServerStatusIcon = android.R.drawable.ic_partial_secure;
1231             mServerStatusText = R.string.auth_redirect_non_secure_connection_title;
1232             break;
1233         default:
1234             mServerStatusText = 0;
1235             mServerStatusIcon = 0;
1236         }
1237     }
1238
1239
1240     /**
1241      * Chooses the right icon and text to show to the user for the received operation result.
1242      *
1243      * @param result    Result of a remote operation performed in this activity
1244      */
1245     private void updateAuthStatusIconAndText(RemoteOperationResult result) {
1246         mAuthStatusIcon = R.drawable.common_error;    // the most common case in the switch below
1247
1248         switch (result.getCode()) {
1249         case OK_SSL:
1250             mAuthStatusIcon = android.R.drawable.ic_secure;
1251             mAuthStatusText = R.string.auth_secure_connection;
1252             break;
1253
1254         case OK_NO_SSL:
1255         case OK:
1256             if (mHostUrlInput.getText().toString().trim().toLowerCase().startsWith("http://") ) {
1257                 mAuthStatusText = R.string.auth_connection_established;
1258                 mAuthStatusIcon = R.drawable.ic_ok;
1259             } else {
1260                 mAuthStatusText = R.string.auth_nossl_plain_ok_title;
1261                 mAuthStatusIcon = android.R.drawable.ic_partial_secure;
1262             }
1263             break;
1264
1265         case NO_NETWORK_CONNECTION:
1266             mAuthStatusIcon = R.drawable.no_network;
1267             mAuthStatusText = R.string.auth_no_net_conn_title;
1268             break;
1269
1270         case SSL_RECOVERABLE_PEER_UNVERIFIED:
1271             mAuthStatusText = R.string.auth_ssl_unverified_server_title;
1272             break;
1273         case BAD_OC_VERSION:
1274             mAuthStatusText = R.string.auth_bad_oc_version_title;
1275             break;
1276         case WRONG_CONNECTION:
1277             mAuthStatusText = R.string.auth_wrong_connection_title;
1278             break;
1279         case TIMEOUT:
1280             mAuthStatusText = R.string.auth_timeout_title;
1281             break;
1282         case INCORRECT_ADDRESS:
1283             mAuthStatusText = R.string.auth_incorrect_address_title;
1284             break;
1285         case SSL_ERROR:
1286             mAuthStatusText = R.string.auth_ssl_general_error_title;
1287             break;
1288         case UNAUTHORIZED:
1289             mAuthStatusText = R.string.auth_unauthorized;
1290             break;
1291         case HOST_NOT_AVAILABLE:
1292             mAuthStatusText = R.string.auth_unknown_host_title;
1293             break;
1294         case INSTANCE_NOT_CONFIGURED:
1295             mAuthStatusText = R.string.auth_not_configured_title;
1296             break;
1297         case FILE_NOT_FOUND:
1298             mAuthStatusText = R.string.auth_incorrect_path_title;
1299             break;
1300         case OAUTH2_ERROR:
1301             mAuthStatusText = R.string.auth_oauth_error;
1302             break;
1303         case OAUTH2_ERROR_ACCESS_DENIED:
1304             mAuthStatusText = R.string.auth_oauth_error_access_denied;
1305             break;
1306         case ACCOUNT_NOT_NEW:
1307             mAuthStatusText = R.string.auth_account_not_new;
1308             break;
1309         case ACCOUNT_NOT_THE_SAME:
1310             mAuthStatusText = R.string.auth_account_not_the_same;
1311             break;
1312         case UNHANDLED_HTTP_CODE:
1313         case UNKNOWN_ERROR:
1314             mAuthStatusText = R.string.auth_unknown_error_title;
1315             break;
1316         default:
1317             mAuthStatusText = 0;
1318             mAuthStatusIcon = 0;
1319         }
1320     }
1321
1322
1323     private void updateStatusIconFailUserName(){
1324         mAuthStatusIcon = R.drawable.common_error;
1325         mAuthStatusText = R.string.auth_fail_get_user_name;
1326     }
1327
1328     private void updateServerStatusIconNoRegularAuth(){
1329         mServerStatusIcon = R.drawable.common_error;
1330         mServerStatusText = R.string.auth_can_not_auth_against_server;
1331     }
1332
1333     /**
1334      * Processes the result of the request for and access token send
1335      * to an OAuth authorization server.
1336      *
1337      * @param result        Result of the operation.
1338      */
1339     private void onGetOAuthAccessTokenFinish(RemoteOperationResult result) {
1340         mWaitingForOpId = Long.MAX_VALUE;
1341         dismissDialog(WAIT_DIALOG_TAG);
1342
1343         if (result.isSuccess()) {
1344             /// be gentle with the user
1345             IndeterminateProgressDialog dialog =
1346                     IndeterminateProgressDialog.newInstance(R.string.auth_trying_to_login, true);
1347             dialog.show(getSupportFragmentManager(), WAIT_DIALOG_TAG);
1348
1349             /// time to test the retrieved access token on the ownCloud server
1350             @SuppressWarnings("unchecked")
1351             Map<String, String> tokens = (Map<String, String>)(result.getData().get(0));
1352             mAuthToken = tokens.get(OAuth2Constants.KEY_ACCESS_TOKEN);
1353             Log_OC.d(TAG, "Got ACCESS TOKEN: " + mAuthToken);
1354
1355             accessRootFolderRemoteOperation("", "");
1356
1357         } else {
1358             updateAuthStatusIconAndText(result);
1359             showAuthStatus();
1360             Log_OC.d(TAG, "Access failed: " + result.getLogMessage());
1361         }
1362     }
1363
1364
1365     /**
1366      * Processes the result of the access check performed to try the user credentials.
1367      *
1368      * Creates a new account through the AccountManager.
1369      *
1370      * @param result        Result of the operation.
1371      */
1372     private void onAuthorizationCheckFinish(RemoteOperationResult result) {
1373         mWaitingForOpId = Long.MAX_VALUE;
1374         dismissDialog(WAIT_DIALOG_TAG);
1375
1376         if (result.isSuccess()) {
1377             Log_OC.d(TAG, "Successful access - time to save the account");
1378
1379             boolean success = false;
1380             if (mAction == ACTION_CREATE) {
1381                 success = createAccount();
1382
1383             } else {
1384                 updateToken();
1385                 success = true;
1386             }
1387
1388             if (success) {
1389                 finish();
1390             }
1391
1392         } else if (result.isServerFail() || result.isException()) {
1393             /// server errors or exceptions in authorization take to requiring a new check of
1394             /// the server
1395             mServerIsChecked = true;
1396             mServerIsValid = false;
1397             mServerInfo = new GetServerInfoOperation.ServerInfo();
1398
1399             // update status icon and text
1400             updateServerStatusIconAndText(result);
1401             showServerStatus();
1402             mAuthStatusIcon = 0;
1403             mAuthStatusText = 0;
1404             showAuthStatus();
1405
1406             // update input controls state
1407             showRefreshButton(true);
1408             mOkButton.setEnabled(false);
1409
1410             // very special case (TODO: move to a common place for all the remote operations)
1411             if (result.getCode() == ResultCode.SSL_RECOVERABLE_PEER_UNVERIFIED) {
1412                 showUntrustedCertDialog(result);
1413             }
1414
1415         } else {    // authorization fail due to client side - probably wrong credentials
1416             updateAuthStatusIconAndText(result);
1417             showAuthStatus();
1418             Log_OC.d(TAG, "Access failed: " + result.getLogMessage());
1419         }
1420     }
1421
1422
1423
1424
1425     /**
1426      * Sets the proper response to get that the Account Authenticator that started this activity
1427      * saves a new authorization token for mAccount.
1428      */
1429     private void updateToken() {
1430         Bundle response = new Bundle();
1431         response.putString(AccountManager.KEY_ACCOUNT_NAME, mAccount.name);
1432         response.putString(AccountManager.KEY_ACCOUNT_TYPE, mAccount.type);
1433
1434         if (AccountTypeUtils.getAuthTokenTypeAccessToken(MainApp.getAccountType()).
1435                 equals(mAuthTokenType)) {
1436             response.putString(AccountManager.KEY_AUTHTOKEN, mAuthToken);
1437             // the next line is necessary, notifications are calling directly to the
1438             // AuthenticatorActivity to update, without AccountManager intervention
1439             mAccountMgr.setAuthToken(mAccount, mAuthTokenType, mAuthToken);
1440
1441         } else if (AccountTypeUtils.getAuthTokenTypeSamlSessionCookie(MainApp.getAccountType()).
1442                 equals(mAuthTokenType)) {
1443
1444             response.putString(AccountManager.KEY_AUTHTOKEN, mAuthToken);
1445             // the next line is necessary; by now, notifications are calling directly to the
1446             // AuthenticatorActivity to update, without AccountManager intervention
1447             mAccountMgr.setAuthToken(mAccount, mAuthTokenType, mAuthToken);
1448
1449         } else {
1450             response.putString(AccountManager.KEY_AUTHTOKEN, mPasswordInput.getText().toString());
1451             mAccountMgr.setPassword(mAccount, mPasswordInput.getText().toString());
1452         }
1453         setAccountAuthenticatorResult(response);
1454
1455     }
1456
1457
1458     /**
1459      * Creates a new account through the Account Authenticator that started this activity.
1460      *
1461      * This makes the account permanent.
1462      *
1463      * TODO Decide how to name the OAuth accounts
1464      */
1465     private boolean createAccount() {
1466         /// create and save new ownCloud account
1467         boolean isOAuth = AccountTypeUtils.
1468                 getAuthTokenTypeAccessToken(MainApp.getAccountType()).equals(mAuthTokenType);
1469         boolean isSaml =  AccountTypeUtils.
1470                 getAuthTokenTypeSamlSessionCookie(MainApp.getAccountType()).equals(mAuthTokenType);
1471
1472         Uri uri = Uri.parse(mServerInfo.mBaseUrl);
1473         String username = mUsernameInput.getText().toString().trim();
1474         if (isOAuth) {
1475             username = "OAuth_user" + (new java.util.Random(System.currentTimeMillis())).nextLong();
1476         }
1477         String accountName = com.owncloud.android.lib.common.accounts.AccountUtils.
1478                 buildAccountName(uri, username);
1479         Account newAccount = new Account(accountName, MainApp.getAccountType());
1480         if (AccountUtils.exists(newAccount, getApplicationContext())) {
1481             // fail - not a new account, but an existing one; disallow
1482             RemoteOperationResult result = new RemoteOperationResult(ResultCode.ACCOUNT_NOT_NEW);
1483             updateAuthStatusIconAndText(result);
1484             showAuthStatus();
1485             Log_OC.d(TAG, result.getLogMessage());
1486             return false;
1487
1488         } else {
1489             mAccount = newAccount;
1490
1491             if (isOAuth || isSaml) {
1492                 // with external authorizations, the password is never input in the app
1493                 mAccountMgr.addAccountExplicitly(mAccount, "", null);
1494             } else {
1495                 mAccountMgr.addAccountExplicitly(
1496                         mAccount, mPasswordInput.getText().toString(), null
1497                 );
1498             }
1499
1500             /// add the new account as default in preferences, if there is none already
1501             Account defaultAccount = AccountUtils.getCurrentOwnCloudAccount(this);
1502             if (defaultAccount == null) {
1503                 SharedPreferences.Editor editor = PreferenceManager
1504                         .getDefaultSharedPreferences(this).edit();
1505                 editor.putString("select_oc_account", accountName);
1506                 editor.commit();
1507             }
1508
1509             /// prepare result to return to the Authenticator
1510             //  TODO check again what the Authenticator makes with it; probably has the same
1511             //  effect as addAccountExplicitly, but it's not well done
1512             final Intent intent = new Intent();
1513             intent.putExtra(AccountManager.KEY_ACCOUNT_TYPE,    MainApp.getAccountType());
1514             intent.putExtra(AccountManager.KEY_ACCOUNT_NAME,    mAccount.name);
1515             /*if (!isOAuth)
1516                 intent.putExtra(AccountManager.KEY_AUTHTOKEN,   MainApp.getAccountType()); */
1517             intent.putExtra(AccountManager.KEY_USERDATA,        username);
1518             if (isOAuth || isSaml) {
1519                 mAccountMgr.setAuthToken(mAccount, mAuthTokenType, mAuthToken);
1520             }
1521             /// add user data to the new account; TODO probably can be done in the last parameter
1522             //      addAccountExplicitly, or in KEY_USERDATA
1523             mAccountMgr.setUserData(
1524                     mAccount, Constants.KEY_OC_VERSION,    mServerInfo.mVersion.getVersion()
1525             );
1526             mAccountMgr.setUserData(
1527                     mAccount, Constants.KEY_OC_BASE_URL,   mServerInfo.mBaseUrl
1528             );
1529
1530             if (isSaml) {
1531                 mAccountMgr.setUserData(mAccount, Constants.KEY_SUPPORTS_SAML_WEB_SSO, "TRUE");
1532             } else if (isOAuth) {
1533                 mAccountMgr.setUserData(mAccount, Constants.KEY_SUPPORTS_OAUTH2, "TRUE");
1534             }
1535
1536             setAccountAuthenticatorResult(intent.getExtras());
1537             setResult(RESULT_OK, intent);
1538
1539             return true;
1540         }
1541     }
1542
1543
1544     /**
1545      * Starts and activity to open the 'new account' page in the ownCloud web site
1546      *
1547      * @param view      'Account register' button
1548      */
1549     public void onRegisterClick(View view) {
1550         Intent register = new Intent(
1551                 Intent.ACTION_VIEW, Uri.parse(getString(R.string.welcome_link_url))
1552         );
1553         setResult(RESULT_CANCELED);
1554         startActivity(register);
1555     }
1556
1557
1558     /**
1559      * Updates the content and visibility state of the icon and text associated
1560      * to the last check on the ownCloud server.
1561      */
1562     private void showServerStatus() {
1563         if (mServerStatusIcon == 0 && mServerStatusText == 0) {
1564             mServerStatusView.setVisibility(View.INVISIBLE);
1565
1566         } else {
1567             mServerStatusView.setText(mServerStatusText);
1568             mServerStatusView.setCompoundDrawablesWithIntrinsicBounds(mServerStatusIcon, 0, 0, 0);
1569             mServerStatusView.setVisibility(View.VISIBLE);
1570         }
1571
1572     }
1573
1574
1575     /**
1576      * Updates the content and visibility state of the icon and text associated
1577      * to the interactions with the OAuth authorization server.
1578      */
1579     private void showAuthStatus() {
1580         if (mAuthStatusIcon == 0 && mAuthStatusText == 0) {
1581             mAuthStatusView.setVisibility(View.INVISIBLE);
1582
1583         } else {
1584             mAuthStatusView.setText(mAuthStatusText);
1585             mAuthStatusView.setCompoundDrawablesWithIntrinsicBounds(mAuthStatusIcon, 0, 0, 0);
1586             mAuthStatusView.setVisibility(View.VISIBLE);
1587         }
1588     }
1589
1590
1591     private void showRefreshButton (boolean show) {
1592         if (show)  {
1593             mRefreshButton.setVisibility(View.VISIBLE);
1594         } else {
1595             mRefreshButton.setVisibility(View.GONE);
1596         }
1597     }
1598
1599     /**
1600      * Called when the refresh button in the input field for ownCloud host is clicked.
1601      *
1602      * Performs a new check on the URL in the input field.
1603      *
1604      * @param view      Refresh 'button'
1605      */
1606     public void onRefreshClick(View view) {
1607         checkOcServer();
1608     }
1609
1610
1611     /**
1612      * Called when the eye icon in the password field is clicked.
1613      *
1614      * Toggles the visibility of the password in the field.
1615      */
1616     public void onViewPasswordClick() {
1617         int selectionStart = mPasswordInput.getSelectionStart();
1618         int selectionEnd = mPasswordInput.getSelectionEnd();
1619         if (isPasswordVisible()) {
1620             hidePassword();
1621         } else {
1622             showPassword();
1623         }
1624         mPasswordInput.setSelection(selectionStart, selectionEnd);
1625     }
1626
1627
1628     /**
1629      * Called when the checkbox for OAuth authorization is clicked.
1630      *
1631      * Hides or shows the input fields for user & password.
1632      *
1633      * @param view      'View password' 'button'
1634      */
1635     public void onCheckClick(View view) {
1636         CheckBox oAuth2Check = (CheckBox)view;
1637         if (oAuth2Check.isChecked()) {
1638             mAuthTokenType = AccountTypeUtils.getAuthTokenTypeAccessToken(MainApp.getAccountType());
1639         } else {
1640             mAuthTokenType = AccountTypeUtils.getAuthTokenTypePass(MainApp.getAccountType());
1641         }
1642         updateAuthenticationPreFragmentVisibility();
1643     }
1644
1645
1646     /**
1647      *  Called when the 'action' button in an IME is pressed ('enter' in software keyboard).
1648      *
1649      *  Used to trigger the authentication check when the user presses 'enter' after writing the
1650      *  password, or to throw the server test when the only field on screen is the URL input field.
1651      */
1652     @Override
1653     public boolean onEditorAction(TextView inputField, int actionId, KeyEvent event) {
1654         if (actionId == EditorInfo.IME_ACTION_DONE && inputField != null &&
1655                 inputField.equals(mPasswordInput)) {
1656             if (mOkButton.isEnabled()) {
1657                 mOkButton.performClick();
1658             }
1659
1660         } else if (actionId == EditorInfo.IME_ACTION_NEXT && inputField != null &&
1661                 inputField.equals(mHostUrlInput)) {
1662             if (AccountTypeUtils.getAuthTokenTypeSamlSessionCookie(MainApp.getAccountType()).
1663                     equals(mAuthTokenType)) {
1664                 checkOcServer();
1665             }
1666         }
1667         return false;   // always return false to grant that the software keyboard is hidden anyway
1668     }
1669
1670
1671     private abstract static class RightDrawableOnTouchListener implements OnTouchListener  {
1672
1673         private int fuzz = 75;
1674
1675         /**
1676          * {@inheritDoc}
1677          */
1678         @Override
1679         public boolean onTouch(View view, MotionEvent event) {
1680             Drawable rightDrawable = null;
1681             if (view instanceof TextView) {
1682                 Drawable[] drawables = ((TextView)view).getCompoundDrawables();
1683                 if (drawables.length > 2) {
1684                     rightDrawable = drawables[2];
1685                 }
1686             }
1687             if (rightDrawable != null) {
1688                 final int x = (int) event.getX();
1689                 final int y = (int) event.getY();
1690                 final Rect bounds = rightDrawable.getBounds();
1691                 if (    x >= (view.getRight() - bounds.width() - fuzz) &&
1692                         x <= (view.getRight() - view.getPaddingRight() + fuzz) &&
1693                         y >= (view.getPaddingTop() - fuzz) &&
1694                         y <= (view.getHeight() - view.getPaddingBottom()) + fuzz) {
1695
1696                     return onDrawableTouch(event);
1697                 }
1698             }
1699             return false;
1700         }
1701
1702         public abstract boolean onDrawableTouch(final MotionEvent event);
1703     }
1704
1705
1706     private void getRemoteUserNameOperation(String sessionCookie, boolean followRedirects) {
1707
1708         Intent getUserNameIntent = new Intent();
1709         getUserNameIntent.setAction(OperationsService.ACTION_GET_USER_NAME);
1710         getUserNameIntent.putExtra(OperationsService.EXTRA_SERVER_URL, mServerInfo.mBaseUrl);
1711         getUserNameIntent.putExtra(OperationsService.EXTRA_COOKIE, sessionCookie);
1712
1713         if (mOperationsServiceBinder != null) {
1714             //Log_OC.wtf(TAG, "starting getRemoteUserNameOperation..." );
1715             mWaitingForOpId = mOperationsServiceBinder.queueNewOperation(getUserNameIntent);
1716         }
1717     }
1718
1719
1720     @Override
1721     public void onSsoFinished(String sessionCookie) {
1722         if (sessionCookie != null && sessionCookie.length() > 0) {
1723             Log_OC.d(TAG, "Successful SSO - time to save the account");
1724             mAuthToken = sessionCookie;
1725             getRemoteUserNameOperation(sessionCookie, true);
1726             Fragment fd = getSupportFragmentManager().findFragmentByTag(SAML_DIALOG_TAG);
1727             if (fd != null && fd instanceof SherlockDialogFragment) {
1728                 Dialog d = ((SherlockDialogFragment)fd).getDialog();
1729                 if (d != null && d.isShowing()) {
1730                     d.dismiss();
1731                 }
1732             }
1733
1734         } else {
1735             // TODO - show fail
1736             Log_OC.d(TAG, "SSO failed");
1737         }
1738
1739     }
1740
1741     @Override
1742     public boolean onTouchEvent(MotionEvent event) {
1743         if (AccountTypeUtils.getAuthTokenTypeSamlSessionCookie(MainApp.getAccountType()).
1744                 equals(mAuthTokenType) &&
1745                 mHostUrlInput.hasFocus() && event.getAction() == MotionEvent.ACTION_DOWN) {
1746             checkOcServer();
1747         }
1748         return super.onTouchEvent(event);
1749     }
1750
1751
1752     /**
1753      * Show untrusted cert dialog
1754      */
1755     public void showUntrustedCertDialog(
1756             X509Certificate x509Certificate, SslError error, SslErrorHandler handler
1757         ) {
1758         // Show a dialog with the certificate info
1759         SslUntrustedCertDialog dialog = null;
1760         if (x509Certificate == null) {
1761             dialog = SslUntrustedCertDialog.newInstanceForEmptySslError(error, handler);
1762         } else {
1763             dialog = SslUntrustedCertDialog.
1764                     newInstanceForFullSslError(x509Certificate, error, handler);
1765         }
1766         FragmentManager fm = getSupportFragmentManager();
1767         FragmentTransaction ft = fm.beginTransaction();
1768         ft.addToBackStack(null);
1769         dialog.show(ft, UNTRUSTED_CERT_DIALOG_TAG);
1770     }
1771
1772
1773     /**
1774      * Show untrusted cert dialog
1775      */
1776     private void showUntrustedCertDialog(RemoteOperationResult result) {
1777         // Show a dialog with the certificate info
1778         SslUntrustedCertDialog dialog = SslUntrustedCertDialog.
1779                 newInstanceForFullSslError((CertificateCombinedException)result.getException());
1780         FragmentManager fm = getSupportFragmentManager();
1781         FragmentTransaction ft = fm.beginTransaction();
1782         ft.addToBackStack(null);
1783         dialog.show(ft, UNTRUSTED_CERT_DIALOG_TAG);
1784
1785     }
1786
1787     /**
1788      * Called from SslValidatorDialog when a new server certificate was correctly saved.
1789      */
1790     public void onSavedCertificate() {
1791         Fragment fd = getSupportFragmentManager().findFragmentByTag(SAML_DIALOG_TAG);
1792         if (fd == null) {
1793             // if SAML dialog is not shown,
1794             // the SslDialog was shown due to an SSL error in the server check
1795             checkOcServer();
1796         }
1797     }
1798
1799     /**
1800      * Called from SslValidatorDialog when a new server certificate could not be saved
1801      * when the user requested it.
1802      */
1803     @Override
1804     public void onFailedSavingCertificate() {
1805         dismissDialog(SAML_DIALOG_TAG);
1806         Toast.makeText(this, R.string.ssl_validator_not_saved, Toast.LENGTH_LONG).show();
1807     }
1808
1809     @Override
1810     public void onCancelCertificate() {
1811         dismissDialog(SAML_DIALOG_TAG);
1812     }
1813
1814
1815     private void doOnResumeAndBound() {
1816         //Log_OC.wtf(TAG, "registering to listen for operation callbacks" );
1817         mOperationsServiceBinder.addOperationListener(AuthenticatorActivity.this, mHandler);
1818         if (mWaitingForOpId <= Integer.MAX_VALUE) {
1819             mOperationsServiceBinder.dispatchResultIfFinished((int)mWaitingForOpId, this);
1820         }
1821
1822         if (mPendingAutoCheck) {
1823             checkOcServer();
1824         }
1825     }
1826
1827
1828     private void dismissDialog(String dialogTag){
1829         Fragment frag = getSupportFragmentManager().findFragmentByTag(dialogTag);
1830         if (frag != null && frag instanceof SherlockDialogFragment) {
1831             SherlockDialogFragment dialog = (SherlockDialogFragment) frag;
1832             dialog.dismiss();
1833         }
1834     }
1835
1836
1837     /**
1838      * Implements callback methods for service binding.
1839      */
1840     private class OperationsServiceConnection implements ServiceConnection {
1841
1842         @Override
1843         public void onServiceConnected(ComponentName component, IBinder service) {
1844             if (component.equals(
1845                     new ComponentName(AuthenticatorActivity.this, OperationsService.class)
1846                 )) {
1847                 //Log_OC.wtf(TAG, "Operations service connected");
1848                 mOperationsServiceBinder = (OperationsServiceBinder) service;
1849
1850                 doOnResumeAndBound();
1851
1852             } else {
1853                 return;
1854             }
1855
1856         }
1857
1858         @Override
1859         public void onServiceDisconnected(ComponentName component) {
1860             if (component.equals(
1861                     new ComponentName(AuthenticatorActivity.this, OperationsService.class)
1862                 )) {
1863                 Log_OC.e(TAG, "Operations service crashed");
1864                 mOperationsServiceBinder = null;
1865             }
1866         }
1867
1868     }
1869
1870     /**
1871      * Create and show dialog for request authentication to the user
1872      * @param webView
1873      * @param handler
1874      */
1875     public void createAuthenticationDialog(WebView webView, HttpAuthHandler handler) {
1876
1877         // Show a dialog with the certificate info
1878         CredentialsDialogFragment dialog =
1879                 CredentialsDialogFragment.newInstanceForCredentials(webView, handler);
1880         FragmentManager fm = getSupportFragmentManager();
1881         FragmentTransaction ft = fm.beginTransaction();
1882         ft.addToBackStack(null);
1883         dialog.setCancelable(false);
1884         dialog.show(ft, CREDENTIALS_DIALOG_TAG);
1885
1886         if (!mIsFirstAuthAttempt) {
1887             Toast.makeText(
1888                     getApplicationContext(),
1889                     getText(R.string.saml_authentication_wrong_pass),
1890                     Toast.LENGTH_LONG
1891             ).show();
1892         } else {
1893             mIsFirstAuthAttempt = false;
1894         }
1895     }
1896
1897     /**
1898      * For retrieving the clicking on authentication cancel button
1899      */
1900     public void doNegativeAuthenticatioDialogClick(){
1901         mIsFirstAuthAttempt = true;
1902     }
1903 }