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.util.Log;
  47 import android.view.KeyEvent;
  48 import android.view.MotionEvent;
  49 import android.view.View;
  50 import android.view.View.OnFocusChangeListener;
  51 import android.view.View.OnTouchListener;
  52 import android.view.Window;
  53 import android.view.inputmethod.EditorInfo;
  54 import android.webkit.SslErrorHandler;
  55 import android.widget.Button;
  56 import android.widget.CheckBox;
  57 import android.widget.EditText;
  58 import android.widget.TextView;
  59 import android.widget.TextView.OnEditorActionListener;
  60 import android.widget.Toast;
  61
  62 import com.actionbarsherlock.app.SherlockDialogFragment;
  63 import com.owncloud.android.MainApp;
  64 import com.owncloud.android.R;
  65 import com.owncloud.android.authentication.SsoWebViewClient.SsoWebViewClientListener;
  66 import com.owncloud.android.lib.common.accounts.AccountTypeUtils;
  67 import com.owncloud.android.lib.common.accounts.AccountUtils.Constants;
  68 import com.owncloud.android.operations.DetectAuthenticationMethodOperation.AuthenticationMethod;
  69 import com.owncloud.android.operations.GetServerInfoOperation;
  70 import com.owncloud.android.operations.OAuth2GetAccessToken;
  71
  72 import com.owncloud.android.lib.common.network.CertificateCombinedException;
  73 import com.owncloud.android.lib.common.operations.OnRemoteOperationListener;
  74 import com.owncloud.android.lib.common.operations.RemoteOperation;
  75 import com.owncloud.android.lib.common.operations.RemoteOperationResult;
  76 import com.owncloud.android.lib.common.operations.RemoteOperationResult.ResultCode;
  77 import com.owncloud.android.lib.resources.files.ExistenceCheckRemoteOperation;
  78 import com.owncloud.android.lib.resources.users.GetRemoteUserNameOperation;
  79
  80 import com.owncloud.android.services.OperationsService;
  81 import com.owncloud.android.services.OperationsService.OperationsServiceBinder;
  82 import com.owncloud.android.ui.dialog.IndeterminateProgressDialog;
  83 import com.owncloud.android.ui.dialog.SamlWebViewDialog;
  84 import com.owncloud.android.ui.dialog.SslUntrustedCertDialog;
  85 import com.owncloud.android.ui.dialog.SslUntrustedCertDialog.OnSslUntrustedCertListener;
  86 import com.owncloud.android.utils.Log_OC;
  87 import com.owncloud.android.lib.resources.status.OwnCloudVersion;
  88
  89 /**
  90  * This Activity is used to add an ownCloud account to the App
  91  *
  92  * @author Bartek Przybylski
  93  * @author David A. Velasco
  94  * @author masensio
  95  */
  96 public class AuthenticatorActivity extends AccountAuthenticatorActivity
  97 implements  OnRemoteOperationListener, OnFocusChangeListener, OnEditorActionListener,
  98 SsoWebViewClientListener, OnSslUntrustedCertListener {
  99
 100     private static final String TAG = AuthenticatorActivity.class.getSimpleName();
 101
 102     public static final String EXTRA_ACTION = "ACTION";
 103     public static final String EXTRA_ACCOUNT = "ACCOUNT";
 104
 105     private static final String KEY_AUTH_TOKEN_TYPE = "AUTH_TOKEN_TYPE";
 106
 107     private static final String KEY_HOST_URL_TEXT = "HOST_URL_TEXT";
 108     private static final String KEY_OC_VERSION = "OC_VERSION";
 109     private static final String KEY_SERVER_VALID = "SERVER_VALID";
 110     private static final String KEY_SERVER_CHECKED = "SERVER_CHECKED";
 111     private static final String KEY_SERVER_STATUS_TEXT = "SERVER_STATUS_TEXT";
 112     private static final String KEY_SERVER_STATUS_ICON = "SERVER_STATUS_ICON";
 113     private static final String KEY_IS_SSL_CONN = "IS_SSL_CONN";
 114     private static final String KEY_PASSWORD_EXPOSED = "PASSWORD_VISIBLE";
 115     private static final String KEY_AUTH_STATUS_TEXT = "AUTH_STATUS_TEXT";
 116     private static final String KEY_AUTH_STATUS_ICON = "AUTH_STATUS_ICON";
 117     private static final String KEY_REFRESH_BUTTON_ENABLED = "REFRESH_BUTTON_ENABLED";
 118     private static final String KEY_SERVER_AUTH_METHOD = "SERVER_AUTH_METHOD";
 119     private static final String KEY_GET_SERVER_INFO_OP_ID = "DETECT_AUTH_OP_ID";
 120     private static final String KEY_EXISTENCE_CHECK_OP_ID = "EXISTENCE_CHECK_OP_ID";
 121     private static final String KEY_OAUTH2_GET_ACCESS_TOKEN_OP_ID = "OAUTH2_GET_ACCESS_TOKEN";
 122     private static final String KEY_GET_USER_NAME_OP_ID = "GET_USER_NAME";
 123     private static final String KEY_AUTH_TOKEN = "AUTH_TOKEN";
 124
 125     private static final String AUTH_ON = "on";
 126     private static final String AUTH_OPTIONAL = "optional";
 127
 128     public static final byte ACTION_CREATE = 0;
 129     public static final byte ACTION_UPDATE_TOKEN = 1;               // requested by the user
 130     public static final byte ACTION_UPDATE_EXPIRED_TOKEN = 2;       // detected by the app
 131
 132     private static final String UNTRUSTED_CERT_DIALOG_TAG = "UNTRUSTED_CERT_DIALOG";
 133     private static final String SAML_DIALOG_TAG = "SAML_DIALOG";
 134     private static final String WAIT_DIALOG_TAG = "WAIT_DIALOG";
 135
 136
 137     /// parameters from EXTRAs in starter Intent
 138     private byte mAction;
 139     private Account mAccount;
 140     private String mAuthTokenType;
 141
 142
 143     /// activity-level references / state
 144     private final Handler mHandler = new Handler();
 145     private ServiceConnection mOperationsServiceConnection = null;
 146     private OperationsServiceBinder mOperationsServiceBinder = null;
 147     private AccountManager mAccountMgr;
 148     private Uri mNewCapturedUriFromOAuth2Redirection;
 149
 150
 151     /// Server PRE-Fragment elements
 152     private EditText mHostUrlInput;
 153     private View mRefreshButton;
 154     private TextView mServerStatusView;
 155
 156     private TextWatcher mHostUrlInputWatcher;
 157     private int mServerStatusText = 0, mServerStatusIcon = 0;
 158
 159     private boolean mServerIsChecked = false;
 160     private boolean mServerIsValid = false;
 161
 162     private GetServerInfoOperation.ServerInfo mServerInfo =
 163             new GetServerInfoOperation.ServerInfo();
 164
 165
 166     /// Authentication PRE-Fragment elements
 167     private CheckBox mOAuth2Check;
 168     private TextView mOAuthAuthEndpointText;
 169     private TextView mOAuthTokenEndpointText;
 170     private EditText mUsernameInput;
 171     private EditText mPasswordInput;
 172     private View mOkButton;
 173     private TextView mAuthStatusView;
 174
 175     private int mAuthStatusText = 0, mAuthStatusIcon = 0;
 176
 177     private String mAuthToken = "";
 178
 179
 180     /// Operation-in-progress identifiers - TODO improve pull-interface with OperationsService
 181     private int mGetServerInfoOpId = -1;
 182     private int mOauth2GetAccessTokenOpId = -1;
 183     private int mExistenceCheckOpId = -1;
 184     private int mGetUserNameOpId = -1;
 185
 186
 187     /**
 188      * {@inheritDoc}
 189      *
 190      * IMPORTANT ENTRY POINT 1: activity is shown to the user
 191      */
 192     @Override
 193     protected void onCreate(Bundle savedInstanceState) {
 194         Log_OC.wtf(TAG,  "onCreate init");
 195         super.onCreate(savedInstanceState);
 196         getWindow().requestFeature(Window.FEATURE_NO_TITLE);
 197
 198         // bind to Operations Service
 199         mOperationsServiceConnection = new OperationsServiceConnection();
 200         if (!bindService(new Intent(this, OperationsService.class),
 201                 mOperationsServiceConnection,
 202                 Context.BIND_AUTO_CREATE)) {
 203             Toast.makeText(this,
 204                     R.string.error_cant_bind_to_operations_service,
 205                     Toast.LENGTH_LONG)
 206                         .show();
 207             finish();
 208         }
 209
 210         /// init activity state
 211         mAccountMgr = AccountManager.get(this);
 212         mNewCapturedUriFromOAuth2Redirection = null;
 213
 214         /// get input values
 215         mAction = getIntent().getByteExtra(EXTRA_ACTION, ACTION_CREATE);
 216         mAccount = getIntent().getExtras().getParcelable(EXTRA_ACCOUNT);
 217         if (savedInstanceState == null) {
 218             initAuthTokenType();
 219         } else {
 220             mAuthTokenType = savedInstanceState.getString(KEY_AUTH_TOKEN_TYPE);
 221         }
 222
 223         /// load user interface
 224         setContentView(R.layout.account_setup);
 225
 226         /// initialize general UI elements
 227         initOverallUi(savedInstanceState);
 228
 229         /// initialize block to be moved to single Fragment to check server and get info about it
 230         initServerPreFragment(savedInstanceState);
 231
 232         /// initialize block to be moved to single Fragment to retrieve and validate credentials
 233         initAuthorizationPreFragment(savedInstanceState);
 234
 235         Log_OC.wtf(TAG,  "onCreate end");
 236     }
 237
 238     private void initAuthTokenType() {
 239         mAuthTokenType =
 240                 getIntent().getExtras().getString(AccountAuthenticator.KEY_AUTH_TOKEN_TYPE);
 241         if (mAuthTokenType == null) {
 242             if (mAccount != null) {
 243                 boolean oAuthRequired =
 244                     (mAccountMgr.getUserData(mAccount, Constants.KEY_SUPPORTS_OAUTH2) != null);
 245                 boolean samlWebSsoRequired =
 246                     (mAccountMgr.getUserData(mAccount, Constants.KEY_SUPPORTS_SAML_WEB_SSO) != null);
 247                 mAuthTokenType = chooseAuthTokenType(oAuthRequired, samlWebSsoRequired);
 248
 249             } else {
 250                 boolean oAuthSupported = AUTH_ON.equals(getString(R.string.auth_method_oauth2));
 251                 boolean samlWebSsoSupported = AUTH_ON.equals(getString(R.string.auth_method_saml_web_sso));
 252                 mAuthTokenType = chooseAuthTokenType(oAuthSupported, samlWebSsoSupported);
 253             }
 254         }
 255     }
 256
 257     private String chooseAuthTokenType(boolean oauth, boolean saml) {
 258         if (saml) {
 259             return AccountTypeUtils.getAuthTokenTypeSamlSessionCookie(MainApp.getAccountType());
 260         } else if (oauth) {
 261              return AccountTypeUtils.getAuthTokenTypeAccessToken(MainApp.getAccountType());
 262         } else {
 263             return AccountTypeUtils.getAuthTokenTypePass(MainApp.getAccountType());
 264         }
 265     }
 266
 267
 268     /**
 269      * Configures elements in the user interface under direct control of the Activity.
 270      *
 271      * @param savedInstanceState        Saved activity state, as in {{@link #onCreate(Bundle)}
 272      */
 273     private void initOverallUi(Bundle savedInstanceState) {
 274
 275         /// step 1 - load and process relevant inputs (resources, intent, savedInstanceState)
 276         boolean isWelcomeLinkVisible = getResources().getBoolean(R.bool.show_welcome_link);
 277
 278         String instructionsMessageText = null;
 279         if (mAction == ACTION_UPDATE_EXPIRED_TOKEN) {
 280             if (AccountTypeUtils.getAuthTokenTypeAccessToken(MainApp.getAccountType())
 281                     .equals(mAuthTokenType)) {
 282                 instructionsMessageText = getString(R.string.auth_expired_oauth_token_toast);
 283
 284             } else if (AccountTypeUtils.getAuthTokenTypeSamlSessionCookie(MainApp.getAccountType())
 285                     .equals(mAuthTokenType)) {
 286                 instructionsMessageText = getString(R.string.auth_expired_saml_sso_token_toast);
 287
 288             } else {
 289                 instructionsMessageText = getString(R.string.auth_expired_basic_auth_toast);
 290             }
 291         }
 292
 293         /// step 2 - set properties of UI elements (text, visibility, enabled...)
 294         Button welcomeLink = (Button) findViewById(R.id.welcome_link);
 295         welcomeLink.setVisibility(isWelcomeLinkVisible ? View.VISIBLE : View.GONE);
 296         welcomeLink.setText(
 297                 String.format(getString(R.string.auth_register), getString(R.string.app_name)));
 298
 299         TextView instructionsView = (TextView) findViewById(R.id.instructions_message);
 300         if (instructionsMessageText != null) {
 301             instructionsView.setVisibility(View.VISIBLE);
 302             instructionsView.setText(instructionsMessageText);
 303         } else {
 304             instructionsView.setVisibility(View.GONE);
 305         }
 306     }
 307
 308
 309     /**
 310      *
 311      * @param savedInstanceState        Saved activity state, as in {{@link #onCreate(Bundle)}
 312      */
 313     private void initServerPreFragment(Bundle savedInstanceState) {
 314
 315         /// step 1 - load and process relevant inputs (resources, intent, savedInstanceState)
 316         boolean isUrlInputAllowed = getResources().getBoolean(R.bool.show_server_url_input);
 317         //boolean refreshButtonEnabled = false;
 318         if (savedInstanceState == null) {
 319             if (mAccount != null) {
 320                 mServerInfo.mBaseUrl = mAccountMgr.getUserData(mAccount, Constants.KEY_OC_BASE_URL);
 321                 mServerInfo.mIsSslConn = mServerInfo.mBaseUrl.startsWith("https://");   // TODO do this in a setter for mBaseUrl
 322                 String ocVersion = mAccountMgr.getUserData(mAccount, Constants.KEY_OC_VERSION);
 323                 if (ocVersion != null) {
 324                     mServerInfo.mVersion = new OwnCloudVersion(ocVersion);
 325                 }
 326             } else {
 327                 mServerInfo.mBaseUrl = getString(R.string.server_url).trim();
 328                 mServerInfo.mIsSslConn = mServerInfo.mBaseUrl.startsWith("https://");
 329             }
 330         } else {
 331             //refreshButtonEnabled = savedInstanceState.getBoolean(KEY_REFRESH_BUTTON_ENABLED);
 332             mServerStatusText = savedInstanceState.getInt(KEY_SERVER_STATUS_TEXT);
 333             mServerStatusIcon = savedInstanceState.getInt(KEY_SERVER_STATUS_ICON);
 334
 335             mServerIsValid = savedInstanceState.getBoolean(KEY_SERVER_VALID);
 336             mServerIsChecked = savedInstanceState.getBoolean(KEY_SERVER_CHECKED);
 337
 338             // TODO parcelable
 339             mServerInfo.mIsSslConn = savedInstanceState.getBoolean(KEY_IS_SSL_CONN);
 340             mServerInfo.mBaseUrl = savedInstanceState.getString(KEY_HOST_URL_TEXT);
 341             String ocVersion = savedInstanceState.getString(KEY_OC_VERSION);
 342             if (ocVersion != null) {
 343                 mServerInfo.mVersion = new OwnCloudVersion(ocVersion);
 344             }
 345             mServerInfo.mAuthMethod = AuthenticationMethod.valueOf(
 346                     savedInstanceState.getString(KEY_SERVER_AUTH_METHOD));
 347
 348             // TODO save and recover any operation in progress, in a reasonable way
 349             mGetServerInfoOpId = savedInstanceState.getInt(KEY_GET_SERVER_INFO_OP_ID);
 350
 351         }
 352
 353         /// step 2 - set properties of UI elements (text, visibility, enabled...)
 354         mHostUrlInput = (EditText) findViewById(R.id.hostUrlInput);
 355         mHostUrlInput.setText(mServerInfo.mBaseUrl);
 356         if (mAction != ACTION_CREATE) {
 357             /// lock things that should not change
 358             mHostUrlInput.setEnabled(false);
 359             mHostUrlInput.setFocusable(false);
 360         }
 361         if (isUrlInputAllowed) {
 362             mRefreshButton = findViewById(R.id.embeddedRefreshButton);
 363         } else {
 364             findViewById(R.id.hostUrlFrame).setVisibility(View.GONE);
 365             mRefreshButton = findViewById(R.id.centeredRefreshButton);
 366         }
 367         showRefreshButton(mServerIsChecked && !mServerIsValid && mGetServerInfoOpId == -1);
 368         mServerStatusView = (TextView) findViewById(R.id.server_status_text);
 369         showServerStatus();
 370
 371         /// step 3 - bind some listeners and options
 372         mHostUrlInput.setImeOptions(EditorInfo.IME_ACTION_NEXT);
 373         mHostUrlInput.setOnEditorActionListener(this);
 374
 375         /// step 4 - create listeners that will be bound at onResume
 376         mHostUrlInputWatcher = new TextWatcher() {
 377
 378             @Override
 379             public void afterTextChanged(Editable s) {
 380                 if (mOkButton.isEnabled() &&
 381                         !mServerInfo.mBaseUrl.equals(
 382                                 normalizeUrl(s.toString(), mServerInfo.mIsSslConn))) {
 383                     mOkButton.setEnabled(false);
 384                 }
 385             }
 386
 387             @Override
 388             public void beforeTextChanged(CharSequence s, int start, int count, int after) {
 389             }
 390
 391             @Override
 392             public void onTextChanged(CharSequence s, int start, int before, int count) {
 393                 if (mAuthStatusIcon != 0) {
 394                     Log_OC.d(TAG, "onTextChanged: hiding authentication status");
 395                     mAuthStatusIcon = 0;
 396                     mAuthStatusText = 0;
 397                     showAuthStatus();
 398                 }
 399             }
 400         };
 401
 402
 403         // TODO find out if this is really necessary, or if it can done in a different way
 404         findViewById(R.id.scroll).setOnTouchListener(new OnTouchListener() {
 405             @Override
 406             public boolean onTouch(View view, MotionEvent event) {
 407                 if (event.getAction() == MotionEvent.ACTION_DOWN) {
 408                     if (AccountTypeUtils.getAuthTokenTypeSamlSessionCookie(MainApp.getAccountType()).equals(mAuthTokenType) &&
 409                             mHostUrlInput.hasFocus()) {
 410                         checkOcServer();
 411                     }
 412                 }
 413                 return false;
 414             }
 415         });
 416
 417
 418         /// step 4 - automatic actions to start
 419         if (savedInstanceState == null) {
 420             if (mAction != ACTION_CREATE || !isUrlInputAllowed) {
 421                 checkOcServer();
 422             }
 423         }
 424     }
 425
 426
 427     /**
 428      *
 429      * @param savedInstanceState        Saved activity state, as in {{@link #onCreate(Bundle)}
 430      */
 431     private void initAuthorizationPreFragment(Bundle savedInstanceState) {
 432
 433         /// step 0 - get UI elements in layout
 434         mOAuth2Check = (CheckBox) findViewById(R.id.oauth_onOff_check);
 435         mOAuthAuthEndpointText = (TextView)findViewById(R.id.oAuthEntryPoint_1);
 436         mOAuthTokenEndpointText = (TextView)findViewById(R.id.oAuthEntryPoint_2);
 437         mUsernameInput = (EditText) findViewById(R.id.account_username);
 438         mPasswordInput = (EditText) findViewById(R.id.account_password);
 439         mAuthStatusView = (TextView) findViewById(R.id.auth_status_text);
 440         mOkButton = findViewById(R.id.buttonOK);
 441
 442         /// step 1 - load and process relevant inputs (resources, intent, savedInstanceState)
 443         String presetUserName = null;
 444         boolean isPasswordExposed = false;
 445         if (savedInstanceState == null) {
 446             if (mAccount != null) {
 447                 presetUserName = mAccount.name.substring(0, mAccount.name.lastIndexOf('@'));
 448             }
 449
 450         } else {
 451             isPasswordExposed = savedInstanceState.getBoolean(KEY_PASSWORD_EXPOSED, false);
 452             mAuthStatusText = savedInstanceState.getInt(KEY_AUTH_STATUS_TEXT);
 453             mAuthStatusIcon = savedInstanceState.getInt(KEY_AUTH_STATUS_ICON);
 454             mAuthToken = savedInstanceState.getString(KEY_AUTH_TOKEN);
 455             mExistenceCheckOpId = savedInstanceState.getInt(KEY_EXISTENCE_CHECK_OP_ID);
 456             mOauth2GetAccessTokenOpId = savedInstanceState.getInt(KEY_OAUTH2_GET_ACCESS_TOKEN_OP_ID);
 457             mGetUserNameOpId = savedInstanceState.getInt(KEY_GET_USER_NAME_OP_ID);
 458         }
 459
 460         /// step 2 - set properties of UI elements (text, visibility, enabled...)
 461         mOAuth2Check.setChecked(
 462                 AccountTypeUtils.getAuthTokenTypeAccessToken(MainApp.getAccountType())
 463                     .equals(mAuthTokenType));
 464         if (presetUserName != null) {
 465             mUsernameInput.setText(presetUserName);
 466         }
 467         if (mAction != ACTION_CREATE) {
 468             mUsernameInput.setEnabled(false);
 469             mUsernameInput.setFocusable(false);
 470         }
 471         mPasswordInput.setText(""); // clean password to avoid social hacking
 472         if (isPasswordExposed) {
 473             showPassword();
 474         }
 475         updateAuthenticationPreFragmentVisibility();
 476         showAuthStatus();
 477         mOkButton.setEnabled(mServerIsValid);
 478
 479
 480         /// step 3 - bind listeners
 481         // bindings for password input field
 482         mPasswordInput.setOnFocusChangeListener(this);
 483         mPasswordInput.setImeOptions(EditorInfo.IME_ACTION_DONE);
 484         mPasswordInput.setOnEditorActionListener(this);
 485         mPasswordInput.setOnTouchListener(new RightDrawableOnTouchListener() {
 486             @Override
 487             public boolean onDrawableTouch(final MotionEvent event) {
 488                 if (event.getAction() == MotionEvent.ACTION_UP) {
 489                     AuthenticatorActivity.this.onViewPasswordClick();
 490                 }
 491                 return true;
 492             }
 493         });
 494
 495     }
 496
 497
 498     /**
 499      * Changes the visibility of input elements depending on
 500      * the current authorization method.
 501      */
 502     private void updateAuthenticationPreFragmentVisibility () {
 503         if (AccountTypeUtils.getAuthTokenTypeSamlSessionCookie(MainApp.getAccountType()).
 504                 equals(mAuthTokenType)) {
 505             // SAML-based web Single Sign On
 506             mOAuth2Check.setVisibility(View.GONE);
 507             mOAuthAuthEndpointText.setVisibility(View.GONE);
 508             mOAuthTokenEndpointText.setVisibility(View.GONE);
 509             mUsernameInput.setVisibility(View.GONE);
 510             mPasswordInput.setVisibility(View.GONE);
 511
 512         } else {
 513             if (mAction == ACTION_CREATE &&
 514                     AUTH_OPTIONAL.equals(getString(R.string.auth_method_oauth2))) {
 515                 mOAuth2Check.setVisibility(View.VISIBLE);
 516             } else {
 517                 mOAuth2Check.setVisibility(View.GONE);
 518             }
 519
 520             if (AccountTypeUtils.getAuthTokenTypeAccessToken(MainApp.getAccountType()).
 521                     equals(mAuthTokenType)) {
 522                 // OAuth 2 authorization
 523
 524                 mOAuthAuthEndpointText.setVisibility(View.VISIBLE);
 525                 mOAuthTokenEndpointText.setVisibility(View.VISIBLE);
 526                 mUsernameInput.setVisibility(View.GONE);
 527                 mPasswordInput.setVisibility(View.GONE);
 528
 529             } else {
 530                 // basic HTTP authorization
 531                 mOAuthAuthEndpointText.setVisibility(View.GONE);
 532                 mOAuthTokenEndpointText.setVisibility(View.GONE);
 533                 mUsernameInput.setVisibility(View.VISIBLE);
 534                 mPasswordInput.setVisibility(View.VISIBLE);
 535             }
 536         }
 537     }
 538
 539
 540
 541     /**
 542      * Saves relevant state before {@link #onPause()}
 543      *
 544      * Do NOT save {@link #mNewCapturedUriFromOAuth2Redirection}; it keeps a temporal flag, intended to defer the
 545      * processing of the redirection caught in {@link #onNewIntent(Intent)} until {@link #onResume()}
 546      *
 547      * See {@link #loadSavedInstanceState(Bundle)}
 548      */
 549     @Override
 550     protected void onSaveInstanceState(Bundle outState) {
 551         Log.wtf(TAG, "onSaveInstanceState init" );
 552         super.onSaveInstanceState(outState);
 553
 554         /// global state
 555         outState.putString(KEY_AUTH_TOKEN_TYPE, mAuthTokenType);
 556
 557         /// Server PRE-fragment state
 558         //outState.putBoolean(KEY_REFRESH_BUTTON_ENABLED, (mRefreshButton.getVisibility() == View.VISIBLE));
 559         outState.putInt(KEY_SERVER_STATUS_TEXT, mServerStatusText);
 560         outState.putInt(KEY_SERVER_STATUS_ICON, mServerStatusIcon);
 561         outState.putBoolean(KEY_SERVER_CHECKED, mServerIsChecked);
 562         //outState.putBoolean(KEY_SERVER_CHECK_IN_PROGRESS, (!mServerIsValid && mServerInfoOperation != null));
 563         outState.putInt(KEY_GET_SERVER_INFO_OP_ID, mGetServerInfoOpId);
 564         outState.putBoolean(KEY_SERVER_VALID, mServerIsValid);
 565         outState.putBoolean(KEY_IS_SSL_CONN, mServerInfo.mIsSslConn);
 566         outState.putString(KEY_HOST_URL_TEXT, mServerInfo.mBaseUrl);
 567         if (mServerInfo.mVersion != null) {
 568             outState.putString(KEY_OC_VERSION, mServerInfo.mVersion.getVersion());
 569         }
 570         outState.putString(KEY_SERVER_AUTH_METHOD, mServerInfo.mAuthMethod.name());
 571
 572         /// Authentication PRE-fragment state
 573         outState.putBoolean(KEY_PASSWORD_EXPOSED, isPasswordVisible());
 574         outState.putInt(KEY_AUTH_STATUS_ICON, mAuthStatusIcon);
 575         outState.putInt(KEY_AUTH_STATUS_TEXT, mAuthStatusText);
 576         outState.putString(KEY_AUTH_TOKEN, mAuthToken);
 577         outState.putInt(KEY_EXISTENCE_CHECK_OP_ID, mExistenceCheckOpId);
 578         outState.putInt(KEY_OAUTH2_GET_ACCESS_TOKEN_OP_ID, mOauth2GetAccessTokenOpId);
 579         outState.putInt(KEY_GET_USER_NAME_OP_ID, mGetUserNameOpId);
 580
 581         Log.wtf(TAG, "onSaveInstanceState end" );
 582     }
 583
 584
 585     /**
 586      * The redirection triggered by the OAuth authentication server as response to the GET AUTHORIZATION request
 587      * is caught here.
 588      *
 589      * To make this possible, this activity needs to be qualified with android:launchMode = "singleTask" in the
 590      * AndroidManifest.xml file.
 591      */
 592     @Override
 593     protected void onNewIntent (Intent intent) {
 594         Log_OC.d(TAG, "onNewIntent()");
 595         Uri data = intent.getData();
 596         if (data != null && data.toString().startsWith(getString(R.string.oauth2_redirect_uri))) {
 597             mNewCapturedUriFromOAuth2Redirection = data;
 598         }
 599     }
 600
 601
 602     /**
 603      * The redirection triggered by the OAuth authentication server as response to the GET AUTHORIZATION, and
 604      * deferred in {@link #onNewIntent(Intent)}, is processed here.
 605      */
 606     @Override
 607     protected void onResume() {
 608         Log_OC.wtf(TAG, "onResume init" );
 609         super.onResume();
 610
 611         // bound here to avoid spurious changes triggered by Android on device rotations
 612         mHostUrlInput.setOnFocusChangeListener(this);
 613         mHostUrlInput.addTextChangedListener(mHostUrlInputWatcher);
 614
 615         if (mNewCapturedUriFromOAuth2Redirection != null) {
 616             getOAuth2AccessTokenFromCapturedRedirection();
 617         }
 618
 619         if (mOperationsServiceBinder != null) {
 620             doOnResumeAndBound();
 621         }
 622
 623         Log_OC.wtf(TAG, "onResume end" );
 624     }
 625
 626
 627     @Override
 628     protected void onPause() {
 629         Log.wtf(TAG, "onPause init" );
 630         if (mOperationsServiceBinder != null) {
 631             Log.wtf(TAG, "unregistering to listen for operation callbacks" );
 632             mOperationsServiceBinder.removeOperationListener(this);
 633         }
 634
 635         mHostUrlInput.removeTextChangedListener(mHostUrlInputWatcher);
 636         mHostUrlInput.setOnFocusChangeListener(null);
 637
 638         super.onPause();
 639         Log.wtf(TAG, "onPause end" );
 640     }
 641
 642     @Override
 643     protected void onDestroy() {
 644
 645         mHostUrlInputWatcher = null;
 646
 647         if (mOperationsServiceConnection != null) {
 648             unbindService(mOperationsServiceConnection);
 649             mOperationsServiceBinder = null;
 650         }
 651         super.onDestroy();
 652     }
 653
 654
 655     /**
 656      * Parses the redirection with the response to the GET AUTHORIZATION request to the
 657      * oAuth server and requests for the access token (GET ACCESS TOKEN)
 658      */
 659     private void getOAuth2AccessTokenFromCapturedRedirection() {
 660         /// Parse data from OAuth redirection
 661         String queryParameters = mNewCapturedUriFromOAuth2Redirection.getQuery();
 662         mNewCapturedUriFromOAuth2Redirection = null;
 663
 664         /// Showing the dialog with instructions for the user.
 665         IndeterminateProgressDialog dialog =
 666                 IndeterminateProgressDialog.newInstance(R.string.auth_getting_authorization, true);
 667         dialog.show(getSupportFragmentManager(), WAIT_DIALOG_TAG);
 668
 669         /// GET ACCESS TOKEN to the oAuth server
 670         Intent getServerInfoIntent = new Intent();
 671         getServerInfoIntent.setAction(OperationsService.ACTION_OAUTH2_GET_ACCESS_TOKEN);
 672
 673         getServerInfoIntent.putExtra(
 674                 OperationsService.EXTRA_SERVER_URL,
 675                 mOAuthTokenEndpointText.getText().toString().trim());
 676
 677         getServerInfoIntent.putExtra(
 678                 OperationsService.EXTRA_OAUTH2_QUERY_PARAMETERS,
 679                 queryParameters);
 680
 681         if (mOperationsServiceBinder != null) {
 682             Log.wtf(TAG, "getting access token..." );
 683             mOauth2GetAccessTokenOpId = mOperationsServiceBinder.newOperation(getServerInfoIntent);
 684         }
 685     }
 686
 687
 688
 689     /**
 690      * Handles the change of focus on the text inputs for the server URL and the password
 691      */
 692     public void onFocusChange(View view, boolean hasFocus) {
 693         if (view.getId() == R.id.hostUrlInput) {
 694             if (!hasFocus) {
 695                 onUrlInputFocusLost((TextView) view);
 696             }
 697             else {
 698                 showRefreshButton(false);
 699             }
 700
 701         } else if (view.getId() == R.id.account_password) {
 702             onPasswordFocusChanged((TextView) view, hasFocus);
 703         }
 704     }
 705
 706
 707     /**
 708      * Handles changes in focus on the text input for the server URL.
 709      *
 710      * IMPORTANT ENTRY POINT 2: When (!hasFocus), user wrote the server URL and changed to
 711      * other field. The operation to check the existence of the server in the entered URL is
 712      * started.
 713      *
 714      * When hasFocus:    user 'comes back' to write again the server URL.
 715      *
 716      * @param hostInput     TextView with the URL input field receiving the change of focus.
 717      */
 718     private void onUrlInputFocusLost(TextView hostInput) {
 719         if (!mServerInfo.mBaseUrl.equals(
 720                 normalizeUrl(mHostUrlInput.getText().toString(), mServerInfo.mIsSslConn))) {
 721             // check server again only if the user changed something in the field
 722             checkOcServer();
 723         } else {
 724             mOkButton.setEnabled(mServerIsValid);
 725             showRefreshButton(!mServerIsValid);
 726         }
 727     }
 728
 729
 730     private void checkOcServer() {
 731         String uri = mHostUrlInput.getText().toString().trim();
 732         mServerIsValid = false;
 733         mServerIsChecked = false;
 734         mOkButton.setEnabled(false);
 735         mServerInfo = new GetServerInfoOperation.ServerInfo();
 736         showRefreshButton(false);
 737
 738         if (uri.length() != 0) {
 739             mServerStatusText = R.string.auth_testing_connection;
 740             mServerStatusIcon = R.drawable.progress_small;
 741             showServerStatus();
 742
 743             Intent getServerInfoIntent = new Intent();
 744             getServerInfoIntent.setAction(OperationsService.ACTION_GET_SERVER_INFO);
 745             getServerInfoIntent.putExtra(OperationsService.EXTRA_SERVER_URL, uri);
 746             getServerInfoIntent.putExtra(OperationsService.EXTRA_AUTH_TOKEN_TYPE, mAuthTokenType);
 747             if (mOperationsServiceBinder != null) {
 748                 Log.wtf(TAG, "checking server..." );
 749                 mGetServerInfoOpId = mOperationsServiceBinder.newOperation(getServerInfoIntent);
 750             }
 751
 752         } else {
 753             mServerStatusText = 0;
 754             mServerStatusIcon = 0;
 755             showServerStatus();
 756         }
 757     }
 758
 759
 760     /**
 761      * Handles changes in focus on the text input for the password (basic authorization).
 762      *
 763      * When (hasFocus), the button to toggle password visibility is shown.
 764      *
 765      * When (!hasFocus), the button is made invisible and the password is hidden.
 766      *
 767      * @param passwordInput    TextView with the password input field receiving the change of focus.
 768      * @param hasFocus          'True' if focus is received, 'false' if is lost
 769      */
 770     private void onPasswordFocusChanged(TextView passwordInput, boolean hasFocus) {
 771         if (hasFocus) {
 772             showViewPasswordButton();
 773         } else {
 774             hidePassword();
 775             hidePasswordButton();
 776         }
 777     }
 778
 779
 780     private void showViewPasswordButton() {
 781         //int drawable = android.R.drawable.ic_menu_view;
 782         int drawable = R.drawable.ic_view;
 783         if (isPasswordVisible()) {
 784             //drawable = android.R.drawable.ic_secure;
 785             drawable = R.drawable.ic_hide;
 786         }
 787         mPasswordInput.setCompoundDrawablesWithIntrinsicBounds(0, 0, drawable, 0);
 788     }
 789
 790     private boolean isPasswordVisible() {
 791         return ((mPasswordInput.getInputType() & InputType.TYPE_TEXT_VARIATION_VISIBLE_PASSWORD) == InputType.TYPE_TEXT_VARIATION_VISIBLE_PASSWORD);
 792     }
 793
 794     private void hidePasswordButton() {
 795         mPasswordInput.setCompoundDrawablesWithIntrinsicBounds(0, 0, 0, 0);
 796     }
 797
 798     private void showPassword() {
 799         mPasswordInput.setInputType(InputType.TYPE_CLASS_TEXT | InputType.TYPE_TEXT_VARIATION_VISIBLE_PASSWORD);
 800         showViewPasswordButton();
 801     }
 802
 803     private void hidePassword() {
 804         mPasswordInput.setInputType(InputType.TYPE_CLASS_TEXT | InputType.TYPE_TEXT_VARIATION_PASSWORD);
 805         showViewPasswordButton();
 806     }
 807
 808     /**
 809      * Checks the credentials of the user in the root of the ownCloud server
 810      * before creating a new local account.
 811      *
 812      * For basic authorization, a check of existence of the root folder is
 813      * performed.
 814      *
 815      * For OAuth, starts the flow to get an access token; the credentials test
 816      * is postponed until it is available.
 817      *
 818      * IMPORTANT ENTRY POINT 4
 819      *
 820      * @param view      OK button
 821      */
 822     public void onOkClick(View view) {
 823         // this check should be unnecessary
 824         if (mServerInfo.mVersion == null ||
 825                 !mServerInfo.mVersion.isVersionValid()  ||
 826                 mServerInfo.mBaseUrl == null ||
 827                 mServerInfo.mBaseUrl.length() == 0) {
 828             mServerStatusIcon = R.drawable.common_error;
 829             mServerStatusText = R.string.auth_wtf_reenter_URL;
 830             showServerStatus();
 831             mOkButton.setEnabled(false);
 832             Log_OC.wtf(TAG,  "The user was allowed to click 'connect' to an unchecked server!!");
 833             return;
 834         }
 835
 836         if (AccountTypeUtils.getAuthTokenTypeAccessToken(MainApp.getAccountType()).equals(mAuthTokenType)) {
 837             startOauthorization();
 838         } else if (AccountTypeUtils.getAuthTokenTypeSamlSessionCookie(MainApp.getAccountType()).equals(mAuthTokenType)) {
 839             startSamlBasedFederatedSingleSignOnAuthorization();
 840         } else {
 841             checkBasicAuthorization();
 842         }
 843     }
 844
 845
 846     /**
 847      * Tests the credentials entered by the user performing a check of existence on
 848      * the root folder of the ownCloud server.
 849      */
 850     private void checkBasicAuthorization() {
 851         /// get the path to the root folder through WebDAV from the version server
 852         String webdav_path = AccountUtils.getWebdavPath(mServerInfo.mVersion, mAuthTokenType);
 853
 854         /// get basic credentials entered by user
 855         String username = mUsernameInput.getText().toString();
 856         String password = mPasswordInput.getText().toString();
 857
 858         /// be gentle with the user
 859         IndeterminateProgressDialog dialog =
 860                 IndeterminateProgressDialog.newInstance(R.string.auth_trying_to_login, true);
 861         dialog.show(getSupportFragmentManager(), WAIT_DIALOG_TAG);
 862
 863         /// test credentials accessing the root folder
 864         String remotePath ="";
 865         boolean successIfAbsent = false;
 866         boolean followRedirects = true;
 867         startExistenceCheckRemoteOperation(remotePath, this, successIfAbsent, webdav_path, username, password, followRedirects);
 868
 869     }
 870
 871     private void startExistenceCheckRemoteOperation(String remotePath, Context context, boolean successIfAbsent, String webdav_path,
 872             String username, String password, boolean followRedirects) {
 873         Intent existenceCheckIntent = new Intent();
 874         existenceCheckIntent.setAction(OperationsService.ACTION_EXISTENCE_CHECK);
 875         existenceCheckIntent.putExtra(OperationsService.EXTRA_SERVER_URL, mServerInfo.mBaseUrl);
 876         existenceCheckIntent.putExtra(OperationsService.EXTRA_REMOTE_PATH, remotePath);
 877         existenceCheckIntent.putExtra(OperationsService.EXTRA_SUCCESS_IF_ABSENT, successIfAbsent);
 878         existenceCheckIntent.putExtra(OperationsService.EXTRA_WEBDAV_PATH, webdav_path);
 879         existenceCheckIntent.putExtra(OperationsService.EXTRA_USERNAME, username);
 880         existenceCheckIntent.putExtra(OperationsService.EXTRA_PASSWORD, password);
 881         existenceCheckIntent.putExtra(OperationsService.EXTRA_AUTH_TOKEN, mAuthToken);
 882         existenceCheckIntent.putExtra(OperationsService.EXTRA_FOLLOW_REDIRECTS, followRedirects);
 883
 884         if (mOperationsServiceBinder != null) {
 885             Log_OC.wtf(TAG, "starting existenceCheckRemoteOperation..." );
 886             mExistenceCheckOpId = mOperationsServiceBinder.newOperation(existenceCheckIntent);
 887         }
 888     }
 889
 890     /**
 891      * Starts the OAuth 'grant type' flow to get an access token, with
 892      * a GET AUTHORIZATION request to the BUILT-IN authorization server.
 893      */
 894     private void startOauthorization() {
 895         // be gentle with the user
 896         mAuthStatusIcon = R.drawable.progress_small;
 897         mAuthStatusText = R.string.oauth_login_connection;
 898         showAuthStatus();
 899
 900         // GET AUTHORIZATION request
 901         //Uri uri = Uri.parse(getString(R.string.oauth2_url_endpoint_auth));
 902         Uri uri = Uri.parse(mOAuthAuthEndpointText.getText().toString().trim());
 903         Uri.Builder uriBuilder = uri.buildUpon();
 904         uriBuilder.appendQueryParameter(OAuth2Constants.KEY_RESPONSE_TYPE, getString(R.string.oauth2_response_type));
 905         uriBuilder.appendQueryParameter(OAuth2Constants.KEY_REDIRECT_URI, getString(R.string.oauth2_redirect_uri));
 906         uriBuilder.appendQueryParameter(OAuth2Constants.KEY_CLIENT_ID, getString(R.string.oauth2_client_id));
 907         uriBuilder.appendQueryParameter(OAuth2Constants.KEY_SCOPE, getString(R.string.oauth2_scope));
 908         //uriBuilder.appendQueryParameter(OAuth2Constants.KEY_STATE, whateverwewant);
 909         uri = uriBuilder.build();
 910         Log_OC.d(TAG, "Starting browser to view " + uri.toString());
 911         Intent i = new Intent(Intent.ACTION_VIEW, uri);
 912         startActivity(i);
 913     }
 914
 915
 916     /**
 917      * Starts the Web Single Sign On flow to get access to the root folder
 918      * in the server.
 919      */
 920     private void startSamlBasedFederatedSingleSignOnAuthorization() {
 921         // be gentle with the user
 922         mAuthStatusIcon = R.drawable.progress_small;
 923         mAuthStatusText = R.string.auth_connecting_auth_server;
 924         showAuthStatus();
 925         IndeterminateProgressDialog dialog =
 926                 IndeterminateProgressDialog.newInstance(R.string.auth_trying_to_login, true);
 927         dialog.show(getSupportFragmentManager(), WAIT_DIALOG_TAG);
 928
 929         /// get the path to the root folder through WebDAV from the version server
 930         String webdav_path = AccountUtils.getWebdavPath(mServerInfo.mVersion, mAuthTokenType);
 931
 932         /// test credentials accessing the root folder
 933         String remotePath ="";
 934         boolean successIfAbsent = false;
 935         boolean followRedirections = false;
 936         startExistenceCheckRemoteOperation(remotePath, this, successIfAbsent, webdav_path, "", "", followRedirections);
 937
 938     }
 939
 940     /**
 941      * Callback method invoked when a RemoteOperation executed by this Activity finishes.
 942      *
 943      * Dispatches the operation flow to the right method.
 944      */
 945     @Override
 946     public void onRemoteOperationFinish(RemoteOperation operation, RemoteOperationResult result) {
 947
 948         if (operation instanceof GetServerInfoOperation) {
 949             if (operation.hashCode() == mGetServerInfoOpId) {
 950                 onGetServerInfoFinish(result);
 951             }   // else nothing ; only the last check operation is considered;
 952                 // multiple can be started if the user amends a URL quickly
 953
 954         } else if (operation instanceof OAuth2GetAccessToken) {
 955             onGetOAuthAccessTokenFinish(result);
 956
 957         } else if (operation instanceof ExistenceCheckRemoteOperation)  {
 958             Log_OC.wtf(TAG, "received detection response through callback" );
 959             if (AccountTypeUtils.getAuthTokenTypeSamlSessionCookie(MainApp.getAccountType()).equals(mAuthTokenType)) {
 960                 onSamlBasedFederatedSingleSignOnAuthorizationStart(result);
 961
 962             } else {
 963                 onAuthorizationCheckFinish(result);
 964             }
 965         } else if (operation instanceof GetRemoteUserNameOperation) {
 966             onGetUserNameFinish(result);
 967         }
 968
 969     }
 970
 971     private void onGetUserNameFinish(RemoteOperationResult result) {
 972         mGetUserNameOpId = -1;
 973         if (result.isSuccess()) {
 974             boolean success = false;
 975             String username = (String) result.getData().get(0);
 976
 977             if ( mAction == ACTION_CREATE) {
 978                 mUsernameInput.setText(username);
 979                 success = createAccount();
 980             } else {
 981
 982                 if (!mUsernameInput.getText().toString().equals(username)) {
 983                     // fail - not a new account, but an existing one; disallow
 984                     result = new RemoteOperationResult(ResultCode.ACCOUNT_NOT_THE_SAME);
 985                     updateAuthStatusIconAndText(result);
 986                     showAuthStatus();
 987                     Log_OC.d(TAG, result.getLogMessage());
 988                 } else {
 989                     updateToken();
 990                     success = true;
 991                 }
 992             }
 993
 994             if (success)
 995                 finish();
 996         } else {
 997             updateStatusIconFailUserName();
 998             showAuthStatus();
 999             Log_OC.e(TAG, "Access to user name failed: " + result.getLogMessage());
1000         }
1001
1002     }
1003
1004     private void onSamlBasedFederatedSingleSignOnAuthorizationStart(RemoteOperationResult result) {
1005         mExistenceCheckOpId = -1;
1006         dismissDialog(WAIT_DIALOG_TAG);
1007
1008         //if (result.isTemporalRedirection() && result.isIdPRedirection()) {
1009         if (result.isIdPRedirection()) {
1010             String url = result.getRedirectedLocation();
1011             String targetUrl = mServerInfo.mBaseUrl
1012                     + AccountUtils.getWebdavPath(mServerInfo.mVersion, mAuthTokenType);
1013
1014             // Show dialog
1015             SamlWebViewDialog dialog = SamlWebViewDialog.newInstance(url, targetUrl);
1016             dialog.show(getSupportFragmentManager(), SAML_DIALOG_TAG);
1017
1018             mAuthStatusIcon = 0;
1019             mAuthStatusText = 0;
1020
1021         } else {
1022             mAuthStatusIcon = R.drawable.common_error;
1023             mAuthStatusText = R.string.auth_unsupported_auth_method;
1024
1025         }
1026         showAuthStatus();
1027     }
1028
1029
1030     /**
1031      * Processes the result of the server check performed when the user finishes the enter of the
1032      * server URL.
1033      *
1034      * @param operation     Server check performed.
1035      * @param result        Result of the check.
1036      */
1037     private void onGetServerInfoFinish(RemoteOperationResult result) {
1038         /// update activity state
1039         mServerIsChecked = true;
1040         mGetServerInfoOpId = -1;
1041
1042         // update server status, but don't show it yet
1043         updateServerStatusIconAndText(result);
1044
1045         if (result.isSuccess()) {
1046             /// SUCCESS means:
1047             //      1. connection succeeded, and we know if it's SSL or not
1048             //      2. server is installed
1049             //      3. we got the server version
1050             //      4. we got the authentication method required by the server
1051             mServerInfo = (GetServerInfoOperation.ServerInfo) (result.getData().get(0));
1052
1053             if (!authSupported(mServerInfo.mAuthMethod)) {
1054
1055                 updateServerStatusIconNoRegularAuth();  // overrides updateServerStatusIconAndText()
1056                 mServerIsValid = false;
1057
1058             } else {
1059                 mServerIsValid = true;
1060             }
1061
1062         } else {
1063             mServerIsValid = false;
1064         }
1065
1066         // refresh UI
1067         showRefreshButton(!mServerIsValid);
1068         showServerStatus();
1069         mOkButton.setEnabled(mServerIsValid);
1070
1071         /// very special case (TODO: move to a common place for all the remote operations)
1072         if (result.getCode() == ResultCode.SSL_RECOVERABLE_PEER_UNVERIFIED) {
1073             showUntrustedCertDialog(result);
1074         }
1075     }
1076
1077
1078     private boolean authSupported(AuthenticationMethod authMethod) {
1079         String basic = AccountTypeUtils.getAuthTokenTypePass(MainApp.getAccountType());
1080         String oAuth = AccountTypeUtils.getAuthTokenTypeAccessToken(MainApp.getAccountType());
1081         String saml =  AccountTypeUtils.getAuthTokenTypeSamlSessionCookie(MainApp.getAccountType());
1082
1083         return (( mAuthTokenType.equals(basic) &&
1084                     authMethod.equals(AuthenticationMethod.BASIC_HTTP_AUTH) ) ||
1085                 ( mAuthTokenType.equals(oAuth) &&
1086                     authMethod.equals(AuthenticationMethod.BEARER_TOKEN)) ||
1087                 ( mAuthTokenType.equals(saml)  &&
1088                     authMethod.equals(AuthenticationMethod.SAML_WEB_SSO))
1089         );
1090     }
1091
1092
1093     // TODO remove, if possible
1094     private String normalizeUrl(String url, boolean sslWhenUnprefixed) {
1095         if (url != null && url.length() > 0) {
1096             url = url.trim();
1097             if (!url.toLowerCase().startsWith("http://") &&
1098                     !url.toLowerCase().startsWith("https://")) {
1099                 if (sslWhenUnprefixed) {
1100                     url = "https://" + url;
1101                 } else {
1102                     url = "http://" + url;
1103                 }
1104             }
1105
1106             url = trimUrlWebdav(url);
1107
1108             if (url.endsWith("/")) {
1109                 url = url.substring(0, url.length() - 1);
1110             }
1111
1112         }
1113         return (url != null ? url : "");
1114     }
1115
1116
1117     // TODO remove, if possible
1118     private String trimUrlWebdav(String url){
1119         if(url.toLowerCase().endsWith(AccountUtils.WEBDAV_PATH_4_0)){
1120             url = url.substring(0, url.length() - AccountUtils.WEBDAV_PATH_4_0.length());
1121         } else if(url.toLowerCase().endsWith(AccountUtils.WEBDAV_PATH_2_0)){
1122             url = url.substring(0, url.length() - AccountUtils.WEBDAV_PATH_2_0.length());
1123         } else if (url.toLowerCase().endsWith(AccountUtils.WEBDAV_PATH_1_2)){
1124             url = url.substring(0, url.length() - AccountUtils.WEBDAV_PATH_1_2.length());
1125         }
1126         return (url != null ? url : "");
1127     }
1128
1129
1130     /**
1131      * Chooses the right icon and text to show to the user for the received operation result.
1132      *
1133      * @param result    Result of a remote operation performed in this activity
1134      */
1135     private void updateServerStatusIconAndText(RemoteOperationResult result) {
1136         mServerStatusIcon = R.drawable.common_error;    // the most common case in the switch below
1137
1138         switch (result.getCode()) {
1139         case OK_SSL:
1140             mServerStatusIcon = android.R.drawable.ic_secure;
1141             mServerStatusText = R.string.auth_secure_connection;
1142             break;
1143
1144         case OK_NO_SSL:
1145         case OK:
1146             if (mHostUrlInput.getText().toString().trim().toLowerCase().startsWith("http://") ) {
1147                 mServerStatusText = R.string.auth_connection_established;
1148                 mServerStatusIcon = R.drawable.ic_ok;
1149             } else {
1150                 mServerStatusText = R.string.auth_nossl_plain_ok_title;
1151                 mServerStatusIcon = android.R.drawable.ic_partial_secure;
1152             }
1153             break;
1154
1155         case NO_NETWORK_CONNECTION:
1156             mServerStatusIcon = R.drawable.no_network;
1157             mServerStatusText = R.string.auth_no_net_conn_title;
1158             break;
1159
1160         case SSL_RECOVERABLE_PEER_UNVERIFIED:
1161             mServerStatusText = R.string.auth_ssl_unverified_server_title;
1162             break;
1163         case BAD_OC_VERSION:
1164             mServerStatusText = R.string.auth_bad_oc_version_title;
1165             break;
1166         case WRONG_CONNECTION:
1167             mServerStatusText = R.string.auth_wrong_connection_title;
1168             break;
1169         case TIMEOUT:
1170             mServerStatusText = R.string.auth_timeout_title;
1171             break;
1172         case INCORRECT_ADDRESS:
1173             mServerStatusText = R.string.auth_incorrect_address_title;
1174             break;
1175         case SSL_ERROR:
1176             mServerStatusText = R.string.auth_ssl_general_error_title;
1177             break;
1178         case UNAUTHORIZED:
1179             mServerStatusText = R.string.auth_unauthorized;
1180             break;
1181         case HOST_NOT_AVAILABLE:
1182             mServerStatusText = R.string.auth_unknown_host_title;
1183             break;
1184         case INSTANCE_NOT_CONFIGURED:
1185             mServerStatusText = R.string.auth_not_configured_title;
1186             break;
1187         case FILE_NOT_FOUND:
1188             mServerStatusText = R.string.auth_incorrect_path_title;
1189             break;
1190         case OAUTH2_ERROR:
1191             mServerStatusText = R.string.auth_oauth_error;
1192             break;
1193         case OAUTH2_ERROR_ACCESS_DENIED:
1194             mServerStatusText = R.string.auth_oauth_error_access_denied;
1195             break;
1196         case UNHANDLED_HTTP_CODE:
1197         case UNKNOWN_ERROR:
1198             mServerStatusText = R.string.auth_unknown_error_title;
1199             break;
1200         default:
1201             mServerStatusText = 0;
1202             mServerStatusIcon = 0;
1203         }
1204     }
1205
1206
1207     /**
1208      * Chooses the right icon and text to show to the user for the received operation result.
1209      *
1210      * @param result    Result of a remote operation performed in this activity
1211      */
1212     private void updateAuthStatusIconAndText(RemoteOperationResult result) {
1213         mAuthStatusIcon = R.drawable.common_error;    // the most common case in the switch below
1214
1215         switch (result.getCode()) {
1216         case OK_SSL:
1217             mAuthStatusIcon = android.R.drawable.ic_secure;
1218             mAuthStatusText = R.string.auth_secure_connection;
1219             break;
1220
1221         case OK_NO_SSL:
1222         case OK:
1223             if (mHostUrlInput.getText().toString().trim().toLowerCase().startsWith("http://") ) {
1224                 mAuthStatusText = R.string.auth_connection_established;
1225                 mAuthStatusIcon = R.drawable.ic_ok;
1226             } else {
1227                 mAuthStatusText = R.string.auth_nossl_plain_ok_title;
1228                 mAuthStatusIcon = android.R.drawable.ic_partial_secure;
1229             }
1230             break;
1231
1232         case NO_NETWORK_CONNECTION:
1233             mAuthStatusIcon = R.drawable.no_network;
1234             mAuthStatusText = R.string.auth_no_net_conn_title;
1235             break;
1236
1237         case SSL_RECOVERABLE_PEER_UNVERIFIED:
1238             mAuthStatusText = R.string.auth_ssl_unverified_server_title;
1239             break;
1240         case BAD_OC_VERSION:
1241             mAuthStatusText = R.string.auth_bad_oc_version_title;
1242             break;
1243         case WRONG_CONNECTION:
1244             mAuthStatusText = R.string.auth_wrong_connection_title;
1245             break;
1246         case TIMEOUT:
1247             mAuthStatusText = R.string.auth_timeout_title;
1248             break;
1249         case INCORRECT_ADDRESS:
1250             mAuthStatusText = R.string.auth_incorrect_address_title;
1251             break;
1252         case SSL_ERROR:
1253             mAuthStatusText = R.string.auth_ssl_general_error_title;
1254             break;
1255         case UNAUTHORIZED:
1256             mAuthStatusText = R.string.auth_unauthorized;
1257             break;
1258         case HOST_NOT_AVAILABLE:
1259             mAuthStatusText = R.string.auth_unknown_host_title;
1260             break;
1261         case INSTANCE_NOT_CONFIGURED:
1262             mAuthStatusText = R.string.auth_not_configured_title;
1263             break;
1264         case FILE_NOT_FOUND:
1265             mAuthStatusText = R.string.auth_incorrect_path_title;
1266             break;
1267         case OAUTH2_ERROR:
1268             mAuthStatusText = R.string.auth_oauth_error;
1269             break;
1270         case OAUTH2_ERROR_ACCESS_DENIED:
1271             mAuthStatusText = R.string.auth_oauth_error_access_denied;
1272             break;
1273         case ACCOUNT_NOT_NEW:
1274             mAuthStatusText = R.string.auth_account_not_new;
1275             break;
1276         case ACCOUNT_NOT_THE_SAME:
1277             mAuthStatusText = R.string.auth_account_not_the_same;
1278             break;
1279         case UNHANDLED_HTTP_CODE:
1280         case UNKNOWN_ERROR:
1281             mAuthStatusText = R.string.auth_unknown_error_title;
1282             break;
1283         default:
1284             mAuthStatusText = 0;
1285             mAuthStatusIcon = 0;
1286         }
1287     }
1288
1289
1290     private void updateStatusIconFailUserName(){
1291         mAuthStatusIcon = R.drawable.common_error;
1292         mAuthStatusText = R.string.auth_fail_get_user_name;
1293     }
1294
1295     private void updateServerStatusIconNoRegularAuth(){
1296         mServerStatusIcon = R.drawable.common_error;
1297         mServerStatusText = R.string.auth_can_not_auth_against_server;
1298     }
1299
1300     /**
1301      * Processes the result of the request for and access token send
1302      * to an OAuth authorization server.
1303      *
1304      * @param result        Result of the operation.
1305      */
1306     private void onGetOAuthAccessTokenFinish(RemoteOperationResult result) {
1307         mOauth2GetAccessTokenOpId = -1;
1308         dismissDialog(WAIT_DIALOG_TAG);
1309
1310         String webdav_path = AccountUtils.getWebdavPath(mServerInfo.mVersion, mAuthTokenType);
1311         if (result.isSuccess() && webdav_path != null) {
1312             /// be gentle with the user
1313             IndeterminateProgressDialog dialog =
1314                     IndeterminateProgressDialog.newInstance(R.string.auth_trying_to_login, true);
1315             dialog.show(getSupportFragmentManager(), WAIT_DIALOG_TAG);
1316
1317             /// time to test the retrieved access token on the ownCloud server
1318             @SuppressWarnings("unchecked")
1319             Map<String, String> tokens = (Map<String, String>)(result.getData().get(0));
1320             mAuthToken = tokens.get(OAuth2Constants.KEY_ACCESS_TOKEN);
1321             //mAuthToken = ((OAuth2GetAccessToken)operation).getResultTokenMap().get(OAuth2Constants.KEY_ACCESS_TOKEN);
1322             Log_OC.d(TAG, "Got ACCESS TOKEN: " + mAuthToken);
1323
1324             String remotePath ="";
1325             boolean successIfAbsent = false;
1326             boolean followRedirects = true;
1327             startExistenceCheckRemoteOperation(remotePath, this, successIfAbsent, webdav_path, "", "", followRedirects);
1328
1329         } else {
1330             updateAuthStatusIconAndText(result);
1331             showAuthStatus();
1332             Log_OC.d(TAG, "Access failed: " + result.getLogMessage());
1333         }
1334     }
1335
1336
1337     /**
1338      * Processes the result of the access check performed to try the user credentials.
1339      *
1340      * Creates a new account through the AccountManager.
1341      *
1342      * @param operation     Access check performed.
1343      * @param result        Result of the operation.
1344      */
1345     private void onAuthorizationCheckFinish(RemoteOperationResult result) {
1346         mExistenceCheckOpId = -1;
1347         dismissDialog(WAIT_DIALOG_TAG);
1348
1349         if (result.isSuccess()) {
1350             Log_OC.d(TAG, "Successful access - time to save the account");
1351
1352             boolean success = false;
1353             if (mAction == ACTION_CREATE) {
1354                 success = createAccount();
1355
1356             } else {
1357                 updateToken();
1358                 success = true;
1359             }
1360
1361             if (success) {
1362                 finish();
1363             }
1364
1365         } else if (result.isServerFail() || result.isException()) {
1366             /// server errors or exceptions in authorization take to requiring a new check of
1367             /// the server
1368             mServerIsChecked = true;
1369             mServerIsValid = false;
1370             /*
1371             mServerInfo.mIsSslConn = false;
1372             mServerInfo.mVersion = null;
1373             mServerInfo.mBaseUrl =
1374                     normalizeUrl(mHostUrlInput.getText().toString(), mServerInfo.mIsSslConn);    // TODO remove?
1375                     */
1376             mServerInfo = new GetServerInfoOperation.ServerInfo();
1377
1378             // update status icon and text
1379             updateServerStatusIconAndText(result);
1380             showServerStatus();
1381             mAuthStatusIcon = 0;
1382             mAuthStatusText = 0;
1383             showAuthStatus();
1384
1385             // update input controls state
1386             showRefreshButton(true);
1387             mOkButton.setEnabled(false);
1388
1389             // very special case (TODO: move to a common place for all the remote operations) (dangerous here?)
1390             if (result.getCode() == ResultCode.SSL_RECOVERABLE_PEER_UNVERIFIED) {
1391                 showUntrustedCertDialog(result);
1392             }
1393
1394         } else {    // authorization fail due to client side - probably wrong credentials
1395             updateAuthStatusIconAndText(result);
1396             showAuthStatus();
1397             Log_OC.d(TAG, "Access failed: " + result.getLogMessage());
1398         }
1399     }
1400
1401
1402
1403
1404     /**
1405      * Sets the proper response to get that the Account Authenticator that started this activity saves
1406      * a new authorization token for mAccount.
1407      */
1408     private void updateToken() {
1409         Bundle response = new Bundle();
1410         response.putString(AccountManager.KEY_ACCOUNT_NAME, mAccount.name);
1411         response.putString(AccountManager.KEY_ACCOUNT_TYPE, mAccount.type);
1412
1413         if (AccountTypeUtils.getAuthTokenTypeAccessToken(MainApp.getAccountType()).equals(mAuthTokenType)) {
1414             response.putString(AccountManager.KEY_AUTHTOKEN, mAuthToken);
1415             // the next line is necessary; by now, notifications are calling directly to the AuthenticatorActivity to update, without AccountManager intervention
1416             mAccountMgr.setAuthToken(mAccount, mAuthTokenType, mAuthToken);
1417
1418         } else if (AccountTypeUtils.getAuthTokenTypeSamlSessionCookie(MainApp.getAccountType()).equals(mAuthTokenType)) {
1419
1420             response.putString(AccountManager.KEY_AUTHTOKEN, mAuthToken);
1421             // the next line is necessary; by now, notifications are calling directly to the AuthenticatorActivity to update, without AccountManager intervention
1422             mAccountMgr.setAuthToken(mAccount, mAuthTokenType, mAuthToken);
1423
1424         } else {
1425             response.putString(AccountManager.KEY_AUTHTOKEN, mPasswordInput.getText().toString());
1426             mAccountMgr.setPassword(mAccount, mPasswordInput.getText().toString());
1427         }
1428         setAccountAuthenticatorResult(response);
1429
1430     }
1431
1432
1433     /**
1434      * Creates a new account through the Account Authenticator that started this activity.
1435      *
1436      * This makes the account permanent.
1437      *
1438      * TODO Decide how to name the OAuth accounts
1439      */
1440     private boolean createAccount() {
1441         /// create and save new ownCloud account
1442         boolean isOAuth = AccountTypeUtils.getAuthTokenTypeAccessToken(MainApp.getAccountType()).equals(mAuthTokenType);
1443         boolean isSaml =  AccountTypeUtils.getAuthTokenTypeSamlSessionCookie(MainApp.getAccountType()).equals(mAuthTokenType);
1444
1445         Uri uri = Uri.parse(mServerInfo.mBaseUrl);
1446         String username = mUsernameInput.getText().toString().trim();
1447         if (isOAuth) {
1448             username = "OAuth_user" + (new java.util.Random(System.currentTimeMillis())).nextLong();
1449         }
1450         String accountName = username + "@" + uri.getHost();
1451         if (uri.getPort() >= 0) {
1452             accountName += ":" + uri.getPort();
1453         }
1454         Account newAccount = new Account(accountName, MainApp.getAccountType());
1455         if (AccountUtils.exists(newAccount, getApplicationContext())) {
1456             // fail - not a new account, but an existing one; disallow
1457             RemoteOperationResult result = new RemoteOperationResult(ResultCode.ACCOUNT_NOT_NEW);
1458             updateAuthStatusIconAndText(result);
1459             showAuthStatus();
1460             Log_OC.d(TAG, result.getLogMessage());
1461             return false;
1462
1463         } else {
1464             mAccount = newAccount;
1465
1466             if (isOAuth || isSaml) {
1467                 mAccountMgr.addAccountExplicitly(mAccount, "", null);  // with external authorizations, the password is never input in the app
1468             } else {
1469                 mAccountMgr.addAccountExplicitly(mAccount, mPasswordInput.getText().toString(), null);
1470             }
1471
1472             /// add the new account as default in preferences, if there is none already
1473             Account defaultAccount = AccountUtils.getCurrentOwnCloudAccount(this);
1474             if (defaultAccount == null) {
1475                 SharedPreferences.Editor editor = PreferenceManager
1476                         .getDefaultSharedPreferences(this).edit();
1477                 editor.putString("select_oc_account", accountName);
1478                 editor.commit();
1479             }
1480
1481             /// prepare result to return to the Authenticator
1482             //  TODO check again what the Authenticator makes with it; probably has the same effect as addAccountExplicitly, but it's not well done
1483             final Intent intent = new Intent();
1484             intent.putExtra(AccountManager.KEY_ACCOUNT_TYPE,    MainApp.getAccountType());
1485             intent.putExtra(AccountManager.KEY_ACCOUNT_NAME,    mAccount.name);
1486             /*if (!isOAuth)
1487                 intent.putExtra(AccountManager.KEY_AUTHTOKEN,   MainApp.getAccountType()); */
1488             intent.putExtra(AccountManager.KEY_USERDATA,        username);
1489             if (isOAuth || isSaml) {
1490                 mAccountMgr.setAuthToken(mAccount, mAuthTokenType, mAuthToken);
1491             }
1492             /// add user data to the new account; TODO probably can be done in the last parameter addAccountExplicitly, or in KEY_USERDATA
1493             mAccountMgr.setUserData(mAccount, Constants.KEY_OC_VERSION,    mServerInfo.mVersion.getVersion());
1494             mAccountMgr.setUserData(mAccount, Constants.KEY_OC_BASE_URL,   mServerInfo.mBaseUrl);
1495
1496             if (isSaml) {
1497                 mAccountMgr.setUserData(mAccount, Constants.KEY_SUPPORTS_SAML_WEB_SSO, "TRUE");
1498             } else if (isOAuth) {
1499                 mAccountMgr.setUserData(mAccount, Constants.KEY_SUPPORTS_OAUTH2, "TRUE");
1500             }
1501
1502             setAccountAuthenticatorResult(intent.getExtras());
1503             setResult(RESULT_OK, intent);
1504
1505             return true;
1506         }
1507     }
1508
1509
1510     /**
1511      * Starts and activity to open the 'new account' page in the ownCloud web site
1512      *
1513      * @param view      'Account register' button
1514      */
1515     public void onRegisterClick(View view) {
1516         Intent register = new Intent(Intent.ACTION_VIEW, Uri.parse(getString(R.string.welcome_link_url)));
1517         setResult(RESULT_CANCELED);
1518         startActivity(register);
1519     }
1520
1521
1522     /**
1523      * Updates the content and visibility state of the icon and text associated
1524      * to the last check on the ownCloud server.
1525      *
1526      * @param serverStatusText      Resource identifier of the text to show.
1527      * @param serverStatusIcon      Resource identifier of the icon to show.
1528      */
1529     private void showServerStatus() {
1530         if (mServerStatusIcon == 0 && mServerStatusText == 0) {
1531             mServerStatusView.setVisibility(View.INVISIBLE);
1532
1533         } else {
1534             mServerStatusView.setText(mServerStatusText);
1535             mServerStatusView.setCompoundDrawablesWithIntrinsicBounds(mServerStatusIcon, 0, 0, 0);
1536             mServerStatusView.setVisibility(View.VISIBLE);
1537         }
1538
1539     }
1540
1541
1542     /**
1543      * Updates the content and visibility state of the icon and text associated
1544      * to the interactions with the OAuth authorization server.
1545      */
1546     private void showAuthStatus() {
1547         if (mAuthStatusIcon == 0 && mAuthStatusText == 0) {
1548             mAuthStatusView.setVisibility(View.INVISIBLE);
1549
1550         } else {
1551             mAuthStatusView.setText(mAuthStatusText);
1552             mAuthStatusView.setCompoundDrawablesWithIntrinsicBounds(mAuthStatusIcon, 0, 0, 0);
1553             mAuthStatusView.setVisibility(View.VISIBLE);
1554         }
1555     }
1556
1557
1558     private void showRefreshButton (boolean show) {
1559         if (show)  {
1560             mRefreshButton.setVisibility(View.VISIBLE);
1561         } else {
1562             mRefreshButton.setVisibility(View.GONE);
1563         }
1564     }
1565
1566     /**
1567      * Called when the refresh button in the input field for ownCloud host is clicked.
1568      *
1569      * Performs a new check on the URL in the input field.
1570      *
1571      * @param view      Refresh 'button'
1572      */
1573     public void onRefreshClick(View view) {
1574         checkOcServer();
1575     }
1576
1577
1578     /**
1579      * Called when the eye icon in the password field is clicked.
1580      *
1581      * Toggles the visibility of the password in the field.
1582      */
1583     public void onViewPasswordClick() {
1584         int selectionStart = mPasswordInput.getSelectionStart();
1585         int selectionEnd = mPasswordInput.getSelectionEnd();
1586         if (isPasswordVisible()) {
1587             hidePassword();
1588         } else {
1589             showPassword();
1590         }
1591         mPasswordInput.setSelection(selectionStart, selectionEnd);
1592     }
1593
1594
1595     /**
1596      * Called when the checkbox for OAuth authorization is clicked.
1597      *
1598      * Hides or shows the input fields for user & password.
1599      *
1600      * @param view      'View password' 'button'
1601      */
1602     public void onCheckClick(View view) {
1603         CheckBox oAuth2Check = (CheckBox)view;
1604         if (oAuth2Check.isChecked()) {
1605             mAuthTokenType = AccountTypeUtils.getAuthTokenTypeAccessToken(MainApp.getAccountType());
1606         } else {
1607             mAuthTokenType = AccountTypeUtils.getAuthTokenTypePass(MainApp.getAccountType());
1608         }
1609         updateAuthenticationPreFragmentVisibility();
1610     }
1611
1612
1613     /**
1614      *  Called when the 'action' button in an IME is pressed ('enter' in software keyboard).
1615      *
1616      *  Used to trigger the authentication check when the user presses 'enter' after writing the password,
1617      *  or to throw the server test when the only field on screen is the URL input field.
1618      */
1619     @Override
1620     public boolean onEditorAction(TextView inputField, int actionId, KeyEvent event) {
1621         if (actionId == EditorInfo.IME_ACTION_DONE && inputField != null && inputField.equals(mPasswordInput)) {
1622             if (mOkButton.isEnabled()) {
1623                 mOkButton.performClick();
1624             }
1625
1626         } else if (actionId == EditorInfo.IME_ACTION_NEXT && inputField != null && inputField.equals(mHostUrlInput)) {
1627             if (AccountTypeUtils.getAuthTokenTypeSamlSessionCookie(MainApp.getAccountType()).equals(mAuthTokenType)) {
1628                 checkOcServer();
1629             }
1630         }
1631         return false;   // always return false to grant that the software keyboard is hidden anyway
1632     }
1633
1634
1635     private abstract static class RightDrawableOnTouchListener implements OnTouchListener  {
1636
1637         private int fuzz = 75;
1638
1639         /**
1640          * {@inheritDoc}
1641          */
1642         @Override
1643         public boolean onTouch(View view, MotionEvent event) {
1644             Drawable rightDrawable = null;
1645             if (view instanceof TextView) {
1646                 Drawable[] drawables = ((TextView)view).getCompoundDrawables();
1647                 if (drawables.length > 2) {
1648                     rightDrawable = drawables[2];
1649                 }
1650             }
1651             if (rightDrawable != null) {
1652                 final int x = (int) event.getX();
1653                 final int y = (int) event.getY();
1654                 final Rect bounds = rightDrawable.getBounds();
1655                 if (x >= (view.getRight() - bounds.width() - fuzz) && x <= (view.getRight() - view.getPaddingRight() + fuzz)
1656                         && y >= (view.getPaddingTop() - fuzz) && y <= (view.getHeight() - view.getPaddingBottom()) + fuzz) {
1657
1658                     return onDrawableTouch(event);
1659                 }
1660             }
1661             return false;
1662         }
1663
1664         public abstract boolean onDrawableTouch(final MotionEvent event);
1665     }
1666
1667
1668     private void getRemoteUserNameOperation(String sessionCookie, boolean followRedirects) {
1669
1670         Intent getUserNameIntent = new Intent();
1671         getUserNameIntent.setAction(OperationsService.ACTION_GET_USER_NAME);
1672         getUserNameIntent.putExtra(OperationsService.EXTRA_SERVER_URL, mServerInfo.mBaseUrl);
1673         getUserNameIntent.putExtra(OperationsService.EXTRA_COOKIE, sessionCookie);
1674         getUserNameIntent.putExtra(OperationsService.EXTRA_FOLLOW_REDIRECTS, followRedirects);
1675
1676         if (mOperationsServiceBinder != null) {
1677             Log_OC.wtf(TAG, "starting getRemoteUserNameOperation..." );
1678             mGetUserNameOpId = mOperationsServiceBinder.newOperation(getUserNameIntent);
1679         }
1680     }
1681
1682
1683     @Override
1684     public void onSsoFinished(String sessionCookie) {
1685         if (sessionCookie != null && sessionCookie.length() > 0) {
1686             Log_OC.d(TAG, "Successful SSO - time to save the account");
1687             mAuthToken = sessionCookie;
1688             getRemoteUserNameOperation(sessionCookie, true);
1689             Fragment fd = getSupportFragmentManager().findFragmentByTag(SAML_DIALOG_TAG);
1690             if (fd != null && fd instanceof SherlockDialogFragment) {
1691                 Dialog d = ((SherlockDialogFragment)fd).getDialog();
1692                 if (d != null && d.isShowing()) {
1693                     d.dismiss();
1694                 }
1695             }
1696
1697         } else {
1698             // TODO - show fail
1699             Log_OC.d(TAG, "SSO failed");
1700         }
1701
1702     }
1703
1704     @Override
1705     public boolean onTouchEvent(MotionEvent event) {
1706         if (AccountTypeUtils.getAuthTokenTypeSamlSessionCookie(MainApp.getAccountType()).equals(mAuthTokenType) &&
1707                 mHostUrlInput.hasFocus() && event.getAction() == MotionEvent.ACTION_DOWN) {
1708             checkOcServer();
1709         }
1710         return super.onTouchEvent(event);
1711     }
1712
1713
1714     /**
1715      * Show untrusted cert dialog
1716      */
1717     public void showUntrustedCertDialog(X509Certificate x509Certificate, SslError error, SslErrorHandler handler) {
1718         // Show a dialog with the certificate info
1719         SslUntrustedCertDialog dialog = null;
1720         if (x509Certificate == null) {
1721             dialog = SslUntrustedCertDialog.newInstanceForEmptySslError(error, handler);
1722         } else {
1723             dialog = SslUntrustedCertDialog.newInstanceForFullSslError(x509Certificate, error, handler);
1724         }
1725         FragmentManager fm = getSupportFragmentManager();
1726         FragmentTransaction ft = fm.beginTransaction();
1727         ft.addToBackStack(null);
1728         dialog.show(ft, UNTRUSTED_CERT_DIALOG_TAG);
1729     }
1730
1731     /**
1732      * Show untrusted cert dialog
1733      */
1734     private void showUntrustedCertDialog(RemoteOperationResult result) {
1735         // Show a dialog with the certificate info
1736         SslUntrustedCertDialog dialog = SslUntrustedCertDialog.newInstanceForFullSslError((CertificateCombinedException)result.getException());
1737         FragmentManager fm = getSupportFragmentManager();
1738         FragmentTransaction ft = fm.beginTransaction();
1739         ft.addToBackStack(null);
1740         dialog.show(ft, UNTRUSTED_CERT_DIALOG_TAG);
1741
1742     }
1743
1744     /**
1745      * Called from SslValidatorDialog when a new server certificate was correctly saved.
1746      */
1747     public void onSavedCertificate() {
1748         Fragment fd = getSupportFragmentManager().findFragmentByTag(SAML_DIALOG_TAG);
1749         if (fd == null) {
1750             // if SAML dialog is not shown, the SslDialog was shown due to an SSL error in the server check
1751             checkOcServer();
1752         }
1753     }
1754
1755     /**
1756      * Called from SslValidatorDialog when a new server certificate could not be saved
1757      * when the user requested it.
1758      */
1759     @Override
1760     public void onFailedSavingCertificate() {
1761         dismissDialog(SAML_DIALOG_TAG);
1762         Toast.makeText(this, R.string.ssl_validator_not_saved, Toast.LENGTH_LONG).show();
1763     }
1764
1765     @Override
1766     public void onCancelCertificate() {
1767         dismissDialog(SAML_DIALOG_TAG);
1768     }
1769
1770
1771     private void doOnResumeAndBound() {
1772         Log.wtf(TAG, "registering to listen for operation callbacks" );
1773         mOperationsServiceBinder.addOperationListener(AuthenticatorActivity.this, mHandler);
1774
1775
1776
1777         if (mGetServerInfoOpId != -1) {
1778             RemoteOperationResult result =
1779                     mOperationsServiceBinder.getOperationResultIfFinished(mGetServerInfoOpId);
1780             if (result != null) {
1781                 Log_OC.wtf(TAG, "found result of operation finished while rotating");
1782                 onGetServerInfoFinish(result);
1783             }
1784
1785         } else if (mOauth2GetAccessTokenOpId != -1) {
1786             RemoteOperationResult result =
1787                     mOperationsServiceBinder.getOperationResultIfFinished(
1788                             mOauth2GetAccessTokenOpId);
1789             if (result != null) {
1790                 Log_OC.wtf(TAG, "found result of operation finished while rotating");
1791                 onGetOAuthAccessTokenFinish(result);
1792             }
1793
1794         } else if (mExistenceCheckOpId != -1) {
1795             RemoteOperationResult result =
1796                     mOperationsServiceBinder.getOperationResultIfFinished(mExistenceCheckOpId);
1797             if (result != null) {
1798                 Log_OC.wtf(TAG, "found result of operation finished while rotating");
1799                 if (AccountTypeUtils.getAuthTokenTypeSamlSessionCookie(
1800                         MainApp.getAccountType()).equals(mAuthTokenType)) {
1801                     onSamlBasedFederatedSingleSignOnAuthorizationStart(result);
1802
1803                 } else {
1804                     onAuthorizationCheckFinish(result);
1805                 }
1806             }
1807         }if (mGetUserNameOpId != -1) {
1808             RemoteOperationResult result =
1809                     mOperationsServiceBinder.getOperationResultIfFinished(mGetUserNameOpId);
1810             if (result != null) {
1811                 Log_OC.wtf(TAG, "found result of operation finished while rotating");
1812                 onGetUserNameFinish(result);
1813             }
1814
1815         }
1816
1817     }
1818
1819
1820     private void dismissDialog(String dialogTag){
1821         Fragment frag = getSupportFragmentManager().findFragmentByTag(dialogTag);
1822         if (frag != null && frag instanceof SherlockDialogFragment) {
1823             SherlockDialogFragment dialog = (SherlockDialogFragment) frag;
1824             dialog.dismiss();
1825         }
1826     }
1827
1828
1829     /**
1830      * Implements callback methods for service binding.
1831      */
1832     private class OperationsServiceConnection implements ServiceConnection {
1833
1834         @Override
1835         public void onServiceConnected(ComponentName component, IBinder service) {
1836             if (component.equals(new ComponentName(AuthenticatorActivity.this, OperationsService.class))) {
1837                 Log_OC.wtf(TAG, "Operations service connected");
1838                 mOperationsServiceBinder = (OperationsServiceBinder) service;
1839
1840                 doOnResumeAndBound();
1841
1842             } else {
1843                 return;
1844             }
1845
1846         }
1847
1848         @Override
1849         public void onServiceDisconnected(ComponentName component) {
1850             if (component.equals(new ComponentName(AuthenticatorActivity.this, OperationsService.class))) {
1851                 Log_OC.e(TAG, "Operations service crashed");
1852                 mOperationsServiceBinder = null;
1853             }
1854         }
1855
1856     }
1857
1858 }