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

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