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