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

   1 /* ownCloud Android client application
   2  *   Copyright (C) 2012  Bartek Przybylski
   3  *   Copyright (C) 2012-2013 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
  23 import android.accounts.Account;
  24 import android.accounts.AccountManager;
  25 import android.app.AlertDialog;
  26 import android.app.Dialog;
  27 import android.app.ProgressDialog;
  28 import android.content.DialogInterface;
  29 import android.content.Intent;
  30 import android.content.SharedPreferences;
  31 import android.graphics.Rect;
  32 import android.graphics.drawable.Drawable;
  33 import android.net.Uri;
  34 import android.net.http.SslError;
  35 import android.os.Bundle;
  36 import android.os.Handler;
  37 import android.preference.PreferenceManager;
  38 import android.support.v4.app.Fragment;
  39 import android.support.v4.app.FragmentManager;
  40 import android.support.v4.app.FragmentTransaction;
  41 import android.text.Editable;
  42 import android.text.InputType;
  43 import android.text.TextWatcher;
  44 import android.view.KeyEvent;
  45 import android.view.MotionEvent;
  46 import android.view.View;
  47 import android.view.View.OnFocusChangeListener;
  48 import android.view.View.OnTouchListener;
  49 import android.view.Window;
  50 import android.view.inputmethod.EditorInfo;
  51 import android.webkit.SslErrorHandler;
  52 import android.widget.Button;
  53 import android.widget.CheckBox;
  54 import android.widget.EditText;
  55 import android.widget.TextView;
  56 import android.widget.TextView.OnEditorActionListener;
  57
  58 import com.actionbarsherlock.app.SherlockDialogFragment;
  59 import com.owncloud.android.MainApp;
  60 import com.owncloud.android.R;
  61 import com.owncloud.android.authentication.SsoWebViewClient.SsoWebViewClientListener;
  62 import com.owncloud.android.lib.common.accounts.AccountTypeUtils;
  63 import com.owncloud.android.lib.common.accounts.AccountUtils.Constants;
  64 import com.owncloud.android.lib.common.OwnCloudClientFactory;
  65 import com.owncloud.android.lib.common.OwnCloudClient;
  66 import com.owncloud.android.operations.DetectAuthenticationMethodOperation;
  67 import com.owncloud.android.operations.DetectAuthenticationMethodOperation.AuthenticationMethod;
  68 import com.owncloud.android.operations.OAuth2GetAccessToken;
  69
  70 import com.owncloud.android.lib.common.network.CertificateCombinedException;
  71 import com.owncloud.android.lib.common.operations.OnRemoteOperationListener;
  72 import com.owncloud.android.lib.resources.status.GetRemoteStatusOperation;
  73 import com.owncloud.android.lib.common.operations.RemoteOperation;
  74 import com.owncloud.android.lib.common.operations.RemoteOperationResult;
  75 import com.owncloud.android.lib.common.operations.RemoteOperationResult.ResultCode;
  76 import com.owncloud.android.lib.resources.files.ExistenceCheckRemoteOperation;
  77 import com.owncloud.android.lib.resources.users.GetRemoteUserNameOperation;
  78
  79 import com.owncloud.android.ui.dialog.SamlWebViewDialog;
  80 import com.owncloud.android.ui.dialog.SslUntrustedCertDialog;
  81 import com.owncloud.android.ui.dialog.SslUntrustedCertDialog.OnSslUntrustedCertListener;
  82 import com.owncloud.android.utils.Log_OC;
  83 import com.owncloud.android.lib.resources.status.OwnCloudVersion;
  84
  85 /**
  86  * This Activity is used to add an ownCloud account to the App
  87  *
  88  * @author Bartek Przybylski
  89  * @author David A. Velasco
  90  */
  91 public class AuthenticatorActivity extends AccountAuthenticatorActivity
  92 implements  OnRemoteOperationListener, OnFocusChangeListener, OnEditorActionListener,
  93 SsoWebViewClientListener, OnSslUntrustedCertListener {
  94
  95     private static final String TAG = AuthenticatorActivity.class.getSimpleName();
  96
  97     public static final String EXTRA_ACCOUNT = "ACCOUNT";
  98     public static final String EXTRA_USER_NAME = "USER_NAME";
  99     public static final String EXTRA_HOST_NAME = "HOST_NAME";
 100     public static final String EXTRA_ACTION = "ACTION";
 101     public static final String EXTRA_ENFORCED_UPDATE = "ENFORCE_UPDATE";
 102
 103     private static final String KEY_AUTH_MESSAGE_VISIBILITY = "AUTH_MESSAGE_VISIBILITY";
 104     private static final String KEY_AUTH_MESSAGE_TEXT = "AUTH_MESSAGE_TEXT";
 105     private static final String KEY_HOST_URL_TEXT = "HOST_URL_TEXT";
 106     private static final String KEY_OC_VERSION = "OC_VERSION";
 107     private static final String KEY_ACCOUNT = "ACCOUNT";
 108     private static final String KEY_SERVER_VALID = "SERVER_VALID";
 109     private static final String KEY_SERVER_CHECKED = "SERVER_CHECKED";
 110     private static final String KEY_SERVER_CHECK_IN_PROGRESS = "SERVER_CHECK_IN_PROGRESS";
 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_VISIBLE = "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 = "KEY_REFRESH_BUTTON_ENABLED";
 118     //private static final String KEY_IS_SHARED_SUPPORTED = "KEY_IS_SHARE_SUPPORTED";
 119
 120     private static final String AUTH_ON = "on";
 121     private static final String AUTH_OFF = "off";
 122     private static final String AUTH_OPTIONAL = "optional";
 123
 124     private static final int DIALOG_LOGIN_PROGRESS = 0;
 125     private static final int DIALOG_CERT_NOT_SAVED = 1;
 126     private static final int DIALOG_OAUTH2_LOGIN_PROGRESS = 2;
 127
 128     public static final byte ACTION_CREATE = 0;
 129     public static final byte ACTION_UPDATE_TOKEN = 1;
 130
 131     private static final String TAG_SAML_DIALOG = "samlWebViewDialog";
 132
 133     private String mHostBaseUrl;
 134     private OwnCloudVersion mDiscoveredVersion;
 135
 136     private String mAuthMessageText;
 137     private int mAuthMessageVisibility, mServerStatusText, mServerStatusIcon;
 138     private boolean mServerIsChecked, mServerIsValid, mIsSslConn;
 139     private int mAuthStatusText, mAuthStatusIcon;
 140     private TextView mAuthStatusLayout;
 141
 142     private final Handler mHandler = new Handler();
 143     private Thread mOperationThread;
 144     private GetRemoteStatusOperation mOcServerChkOperation;
 145     private ExistenceCheckRemoteOperation mAuthCheckOperation;
 146
 147     private Uri mNewCapturedUriFromOAuth2Redirection;
 148
 149     private AccountManager mAccountMgr;
 150     private boolean mJustCreated;
 151     private byte mAction;
 152     private Account mAccount;
 153
 154     private TextView mAuthMessage;
 155
 156     private EditText mHostUrlInput;
 157     private boolean mHostUrlInputEnabled;
 158     private View mRefreshButton;
 159
 160     private String mAuthTokenType;
 161
 162     private EditText mUsernameInput;
 163     private EditText mPasswordInput;
 164
 165     private CheckBox mOAuth2Check;
 166
 167     private TextView mOAuthAuthEndpointText;
 168     private TextView mOAuthTokenEndpointText;
 169
 170     private SamlWebViewDialog mSamlDialog;
 171
 172     private View mOkButton;
 173
 174     private String mAuthToken;
 175
 176     private boolean mResumed; // Control if activity is resumed
 177
 178     public static String DIALOG_UNTRUSTED_CERT = "DIALOG_UNTRUSTED_CERT";
 179
 180     private DetectAuthenticationMethodOperation mDetectAuthenticationOperation;
 181
 182
 183     /**
 184      * {@inheritDoc}
 185      *
 186      * IMPORTANT ENTRY POINT 1: activity is shown to the user
 187      */
 188     @Override
 189     protected void onCreate(Bundle savedInstanceState) {
 190         super.onCreate(savedInstanceState);
 191         getWindow().requestFeature(Window.FEATURE_NO_TITLE);
 192
 193         /// set view and get references to view elements
 194         setContentView(R.layout.account_setup);
 195         mAuthMessage = (TextView) findViewById(R.id.auth_message);
 196         mHostUrlInput = (EditText) findViewById(R.id.hostUrlInput);
 197         mHostUrlInput.setText(getString(R.string.server_url));  // valid although R.string.server_url is an empty string
 198         mUsernameInput = (EditText) findViewById(R.id.account_username);
 199         mPasswordInput = (EditText) findViewById(R.id.account_password);
 200         mOAuthAuthEndpointText = (TextView)findViewById(R.id.oAuthEntryPoint_1);
 201         mOAuthTokenEndpointText = (TextView)findViewById(R.id.oAuthEntryPoint_2);
 202         mOAuth2Check = (CheckBox) findViewById(R.id.oauth_onOff_check);
 203         mOkButton = findViewById(R.id.buttonOK);
 204         mAuthStatusLayout = (TextView) findViewById(R.id.auth_status_text);
 205
 206         /// set Host Url Input Enabled
 207         mHostUrlInputEnabled = getResources().getBoolean(R.bool.show_server_url_input);
 208
 209         /// set visibility of link for new users
 210         boolean accountRegisterVisibility = getResources().getBoolean(R.bool.show_welcome_link);
 211         Button welcomeLink = (Button) findViewById(R.id.welcome_link);
 212         if (welcomeLink != null) {
 213             if (accountRegisterVisibility) {
 214                 welcomeLink.setVisibility(View.VISIBLE);
 215                 welcomeLink.setText(String.format(getString(R.string.auth_register), getString(R.string.app_name)));
 216             } else {
 217                 findViewById(R.id.welcome_link).setVisibility(View.GONE);
 218             }
 219         }
 220
 221         /// initialization
 222         mAccountMgr = AccountManager.get(this);
 223         mNewCapturedUriFromOAuth2Redirection = null;
 224         mAction = getIntent().getByteExtra(EXTRA_ACTION, ACTION_CREATE);
 225         mAccount = null;
 226         mHostBaseUrl = "";
 227         boolean refreshButtonEnabled = false;
 228
 229         // URL input configuration applied
 230         if (!mHostUrlInputEnabled)
 231         {
 232             findViewById(R.id.hostUrlFrame).setVisibility(View.GONE);
 233             mRefreshButton = findViewById(R.id.centeredRefreshButton);
 234
 235         } else {
 236             mRefreshButton = findViewById(R.id.embeddedRefreshButton);
 237         }
 238
 239         if (savedInstanceState == null) {
 240             mResumed = false;
 241             /// connection state and info
 242             mAuthMessageVisibility = View.GONE;
 243             mServerStatusText = mServerStatusIcon = 0;
 244             mServerIsValid = false;
 245             mServerIsChecked = false;
 246             mIsSslConn = false;
 247             mAuthStatusText = mAuthStatusIcon = 0;
 248
 249             /// retrieve extras from intent
 250             mAccount = getIntent().getExtras().getParcelable(EXTRA_ACCOUNT);
 251             if (mAccount != null) {
 252                 String ocVersion = mAccountMgr.getUserData(mAccount, Constants.KEY_OC_VERSION);
 253                 if (ocVersion != null) {
 254                     mDiscoveredVersion = new OwnCloudVersion(ocVersion);
 255                 }
 256                 mHostBaseUrl = normalizeUrl(mAccountMgr.getUserData(mAccount, Constants.KEY_OC_BASE_URL));
 257                 mHostUrlInput.setText(mHostBaseUrl);
 258                 String userName = mAccount.name.substring(0, mAccount.name.lastIndexOf('@'));
 259                 mUsernameInput.setText(userName);
 260
 261             }
 262             initAuthorizationMethod();  // checks intent and setup.xml to determine mCurrentAuthorizationMethod
 263             mJustCreated = true;
 264
 265             if (mAction == ACTION_UPDATE_TOKEN || !mHostUrlInputEnabled) {
 266                 checkOcServer();
 267             }
 268
 269         } else {
 270             mResumed = true;
 271             /// connection state and info
 272             mAuthMessageVisibility = savedInstanceState.getInt(KEY_AUTH_MESSAGE_VISIBILITY);
 273             mAuthMessageText = savedInstanceState.getString(KEY_AUTH_MESSAGE_TEXT);
 274             mServerIsValid = savedInstanceState.getBoolean(KEY_SERVER_VALID);
 275             mServerIsChecked = savedInstanceState.getBoolean(KEY_SERVER_CHECKED);
 276             mServerStatusText = savedInstanceState.getInt(KEY_SERVER_STATUS_TEXT);
 277             mServerStatusIcon = savedInstanceState.getInt(KEY_SERVER_STATUS_ICON);
 278             mIsSslConn = savedInstanceState.getBoolean(KEY_IS_SSL_CONN);
 279             mAuthStatusText = savedInstanceState.getInt(KEY_AUTH_STATUS_TEXT);
 280             mAuthStatusIcon = savedInstanceState.getInt(KEY_AUTH_STATUS_ICON);
 281             if (savedInstanceState.getBoolean(KEY_PASSWORD_VISIBLE, false)) {
 282                 showPassword();
 283             }
 284
 285             /// server data
 286             String ocVersion = savedInstanceState.getString(KEY_OC_VERSION);
 287             if (ocVersion != null) {
 288                 mDiscoveredVersion = new OwnCloudVersion(ocVersion);
 289             }
 290             mHostBaseUrl = savedInstanceState.getString(KEY_HOST_URL_TEXT);
 291
 292             // account data, if updating
 293             mAccount = savedInstanceState.getParcelable(KEY_ACCOUNT);
 294             mAuthTokenType = savedInstanceState.getString(AccountAuthenticator.KEY_AUTH_TOKEN_TYPE);
 295             if (mAuthTokenType == null) {
 296                 mAuthTokenType =  AccountTypeUtils.getAuthTokenTypePass(MainApp.getAccountType());
 297
 298             }
 299
 300             // check if server check was interrupted by a configuration change
 301             if (savedInstanceState.getBoolean(KEY_SERVER_CHECK_IN_PROGRESS, false)) {
 302                 checkOcServer();
 303             }
 304
 305             // refresh button enabled
 306             refreshButtonEnabled = savedInstanceState.getBoolean(KEY_REFRESH_BUTTON_ENABLED);
 307
 308
 309         }
 310
 311         if (mAuthMessageVisibility== View.VISIBLE) {
 312             showAuthMessage(mAuthMessageText);
 313         }
 314         else {
 315             hideAuthMessage();
 316         }
 317         adaptViewAccordingToAuthenticationMethod();
 318         showServerStatus();
 319         showAuthStatus();
 320
 321         if (mAction == ACTION_UPDATE_TOKEN) {
 322             /// lock things that should not change
 323             mHostUrlInput.setEnabled(false);
 324             mHostUrlInput.setFocusable(false);
 325             mUsernameInput.setEnabled(false);
 326             mUsernameInput.setFocusable(false);
 327             mOAuth2Check.setVisibility(View.GONE);
 328         }
 329
 330         //if (mServerIsChecked && !mServerIsValid && mRefreshButtonEnabled) showRefreshButton();
 331         if (mServerIsChecked && !mServerIsValid && refreshButtonEnabled) showRefreshButton();
 332         mOkButton.setEnabled(mServerIsValid); // state not automatically recovered in configuration changes
 333
 334         if (AccountTypeUtils.getAuthTokenTypeSamlSessionCookie(MainApp.getAccountType()).equals(mAuthTokenType) ||
 335                 !AUTH_OPTIONAL.equals(getString(R.string.auth_method_oauth2))) {
 336             mOAuth2Check.setVisibility(View.GONE);
 337         }
 338
 339         mPasswordInput.setText("");     // clean password to avoid social hacking (disadvantage: password in removed if the device is turned aside)
 340
 341         /// bind view elements to listeners and other friends
 342         mHostUrlInput.setOnFocusChangeListener(this);
 343         mHostUrlInput.setImeOptions(EditorInfo.IME_ACTION_NEXT);
 344         mHostUrlInput.setOnEditorActionListener(this);
 345         mHostUrlInput.addTextChangedListener(new TextWatcher() {
 346
 347             @Override
 348             public void afterTextChanged(Editable s) {
 349                 if (!mHostBaseUrl.equals(normalizeUrl(mHostUrlInput.getText().toString()))) {
 350                     mOkButton.setEnabled(false);
 351                 }
 352             }
 353
 354             @Override
 355             public void beforeTextChanged(CharSequence s, int start, int count, int after) {
 356             }
 357
 358             @Override
 359             public void onTextChanged(CharSequence s, int start, int before, int count) {
 360                 if (!mResumed) {
 361                     mAuthStatusIcon = 0;
 362                     mAuthStatusText = 0;
 363                     showAuthStatus();
 364                 }
 365                 mResumed = false;
 366             }
 367         });
 368
 369         mPasswordInput.setOnFocusChangeListener(this);
 370         mPasswordInput.setImeOptions(EditorInfo.IME_ACTION_DONE);
 371         mPasswordInput.setOnEditorActionListener(this);
 372         mPasswordInput.setOnTouchListener(new RightDrawableOnTouchListener() {
 373             @Override
 374             public boolean onDrawableTouch(final MotionEvent event) {
 375                 if (event.getAction() == MotionEvent.ACTION_UP) {
 376                     AuthenticatorActivity.this.onViewPasswordClick();
 377                 }
 378                 return true;
 379             }
 380         });
 381
 382         findViewById(R.id.scroll).setOnTouchListener(new OnTouchListener() {
 383             @Override
 384             public boolean onTouch(View view, MotionEvent event) {
 385                 if (event.getAction() == MotionEvent.ACTION_DOWN) {
 386                     if (AccountTypeUtils.getAuthTokenTypeSamlSessionCookie(MainApp.getAccountType()).equals(mAuthTokenType) &&
 387                             mHostUrlInput.hasFocus()) {
 388                         checkOcServer();
 389                     }
 390                 }
 391                 return false;
 392             }
 393         });
 394     }
 395
 396
 397
 398     private void initAuthorizationMethod() {
 399         boolean oAuthRequired = false;
 400         boolean samlWebSsoRequired = false;
 401
 402         mAuthTokenType = getIntent().getExtras().getString(AccountAuthenticator.KEY_AUTH_TOKEN_TYPE);
 403         mAccount = getIntent().getExtras().getParcelable(EXTRA_ACCOUNT);
 404
 405         // TODO could be a good moment to validate the received token type, if not null
 406
 407         if (mAuthTokenType == null) {
 408             if (mAccount != null) {
 409                 /// same authentication method than the one used to create the account to update
 410                 oAuthRequired = (mAccountMgr.getUserData(mAccount, Constants.KEY_SUPPORTS_OAUTH2) != null);
 411                 samlWebSsoRequired = (mAccountMgr.getUserData(mAccount, Constants.KEY_SUPPORTS_SAML_WEB_SSO) != null);
 412
 413             } else {
 414                 /// use the one set in setup.xml
 415                 oAuthRequired = AUTH_ON.equals(getString(R.string.auth_method_oauth2));
 416                 samlWebSsoRequired = AUTH_ON.equals(getString(R.string.auth_method_saml_web_sso));
 417             }
 418             if (oAuthRequired) {
 419                 mAuthTokenType = AccountTypeUtils.getAuthTokenTypeAccessToken(MainApp.getAccountType());
 420             } else if (samlWebSsoRequired) {
 421                 mAuthTokenType = AccountTypeUtils.getAuthTokenTypeSamlSessionCookie(MainApp.getAccountType());
 422             } else {
 423                 mAuthTokenType = AccountTypeUtils.getAuthTokenTypePass(MainApp.getAccountType());
 424             }
 425         }
 426
 427         if (mAccount != null) {
 428             String userName = mAccount.name.substring(0, mAccount.name.lastIndexOf('@'));
 429             mUsernameInput.setText(userName);
 430         }
 431
 432         mOAuth2Check.setChecked(AccountTypeUtils.getAuthTokenTypeAccessToken(MainApp.getAccountType()).equals(mAuthTokenType));
 433
 434     }
 435
 436     /**
 437      * Saves relevant state before {@link #onPause()}
 438      *
 439      * Do NOT save {@link #mNewCapturedUriFromOAuth2Redirection}; it keeps a temporal flag, intended to defer the
 440      * processing of the redirection caught in {@link #onNewIntent(Intent)} until {@link #onResume()}
 441      *
 442      * See {@link #loadSavedInstanceState(Bundle)}
 443      */
 444     @Override
 445     protected void onSaveInstanceState(Bundle outState) {
 446         super.onSaveInstanceState(outState);
 447
 448         /// connection state and info
 449         outState.putInt(KEY_AUTH_MESSAGE_VISIBILITY, mAuthMessage.getVisibility());
 450         outState.putString(KEY_AUTH_MESSAGE_TEXT, mAuthMessage.getText().toString());
 451         outState.putInt(KEY_SERVER_STATUS_TEXT, mServerStatusText);
 452         outState.putInt(KEY_SERVER_STATUS_ICON, mServerStatusIcon);
 453         outState.putBoolean(KEY_SERVER_VALID, mServerIsValid);
 454         outState.putBoolean(KEY_SERVER_CHECKED, mServerIsChecked);
 455         outState.putBoolean(KEY_SERVER_CHECK_IN_PROGRESS, (!mServerIsValid && mOcServerChkOperation != null));
 456         outState.putBoolean(KEY_IS_SSL_CONN, mIsSslConn);
 457         outState.putBoolean(KEY_PASSWORD_VISIBLE, isPasswordVisible());
 458         outState.putInt(KEY_AUTH_STATUS_ICON, mAuthStatusIcon);
 459         outState.putInt(KEY_AUTH_STATUS_TEXT, mAuthStatusText);
 460
 461         /// server data
 462         if (mDiscoveredVersion != null) {
 463             outState.putString(KEY_OC_VERSION, mDiscoveredVersion.getVersion());
 464         }
 465         outState.putString(KEY_HOST_URL_TEXT, mHostBaseUrl);
 466
 467         /// account data, if updating
 468         if (mAccount != null) {
 469             outState.putParcelable(KEY_ACCOUNT, mAccount);
 470         }
 471         outState.putString(AccountAuthenticator.KEY_AUTH_TOKEN_TYPE, mAuthTokenType);
 472
 473         // refresh button enabled
 474         outState.putBoolean(KEY_REFRESH_BUTTON_ENABLED, (mRefreshButton.getVisibility() == View.VISIBLE));
 475
 476
 477     }
 478
 479
 480     /**
 481      * The redirection triggered by the OAuth authentication server as response to the GET AUTHORIZATION request
 482      * is caught here.
 483      *
 484      * To make this possible, this activity needs to be qualified with android:launchMode = "singleTask" in the
 485      * AndroidManifest.xml file.
 486      */
 487     @Override
 488     protected void onNewIntent (Intent intent) {
 489         Log_OC.d(TAG, "onNewIntent()");
 490         Uri data = intent.getData();
 491         if (data != null && data.toString().startsWith(getString(R.string.oauth2_redirect_uri))) {
 492             mNewCapturedUriFromOAuth2Redirection = data;
 493         }
 494     }
 495
 496
 497     /**
 498      * The redirection triggered by the OAuth authentication server as response to the GET AUTHORIZATION, and
 499      * deferred in {@link #onNewIntent(Intent)}, is processed here.
 500      */
 501     @Override
 502     protected void onResume() {
 503         super.onResume();
 504         if (mAction == ACTION_UPDATE_TOKEN && mJustCreated && getIntent().getBooleanExtra(EXTRA_ENFORCED_UPDATE, false)) {
 505             if (AccountTypeUtils.getAuthTokenTypeAccessToken(MainApp.getAccountType()).equals(mAuthTokenType)) {
 506                 //Toast.makeText(this, R.string.auth_expired_oauth_token_toast, Toast.LENGTH_LONG).show();
 507                 showAuthMessage(getString(R.string.auth_expired_oauth_token_toast));
 508             } else if (AccountTypeUtils.getAuthTokenTypeSamlSessionCookie(MainApp.getAccountType()).equals(mAuthTokenType)) {
 509                 //Toast.makeText(this, R.string.auth_expired_saml_sso_token_toast, Toast.LENGTH_LONG).show();
 510                 showAuthMessage(getString(R.string.auth_expired_saml_sso_token_toast));
 511             } else {
 512                 //Toast.makeText(this, R.string.auth_expired_basic_auth_toast, Toast.LENGTH_LONG).show();
 513                 showAuthMessage(getString(R.string.auth_expired_basic_auth_toast));
 514             }
 515         }
 516
 517         if (mNewCapturedUriFromOAuth2Redirection != null) {
 518             getOAuth2AccessTokenFromCapturedRedirection();
 519         }
 520
 521         mJustCreated = false;
 522
 523     }
 524
 525
 526     /**
 527      * Parses the redirection with the response to the GET AUTHORIZATION request to the
 528      * oAuth server and requests for the access token (GET ACCESS TOKEN)
 529      */
 530     private void getOAuth2AccessTokenFromCapturedRedirection() {
 531         /// Parse data from OAuth redirection
 532         String queryParameters = mNewCapturedUriFromOAuth2Redirection.getQuery();
 533         mNewCapturedUriFromOAuth2Redirection = null;
 534
 535         /// Showing the dialog with instructions for the user.
 536         showDialog(DIALOG_OAUTH2_LOGIN_PROGRESS);
 537
 538         /// GET ACCESS TOKEN to the oAuth server
 539         RemoteOperation operation = new OAuth2GetAccessToken(   getString(R.string.oauth2_client_id),
 540                 getString(R.string.oauth2_redirect_uri),
 541                 getString(R.string.oauth2_grant_type),
 542                 queryParameters);
 543         //OwnCloudClient client = OwnCloudClientUtils.createOwnCloudClient(Uri.parse(getString(R.string.oauth2_url_endpoint_access)), getApplicationContext());
 544         OwnCloudClient client = OwnCloudClientFactory.createOwnCloudClient(Uri.parse(mOAuthTokenEndpointText.getText().toString().trim()), getApplicationContext(), true);
 545         operation.execute(client, this, mHandler);
 546     }
 547
 548
 549
 550     /**
 551      * Handles the change of focus on the text inputs for the server URL and the password
 552      */
 553     public void onFocusChange(View view, boolean hasFocus) {
 554         if (view.getId() == R.id.hostUrlInput) {
 555             if (!hasFocus) {
 556                 onUrlInputFocusLost((TextView) view);
 557             }
 558             else {
 559                 hideRefreshButton();
 560             }
 561
 562         } else if (view.getId() == R.id.account_password) {
 563             onPasswordFocusChanged((TextView) view, hasFocus);
 564         }
 565     }
 566
 567
 568     /**
 569      * Handles changes in focus on the text input for the server URL.
 570      *
 571      * IMPORTANT ENTRY POINT 2: When (!hasFocus), user wrote the server URL and changed to
 572      * other field. The operation to check the existence of the server in the entered URL is
 573      * started.
 574      *
 575      * When hasFocus:    user 'comes back' to write again the server URL.
 576      *
 577      * @param hostInput     TextView with the URL input field receiving the change of focus.
 578      */
 579     private void onUrlInputFocusLost(TextView hostInput) {
 580         if (!mHostBaseUrl.equals(normalizeUrl(mHostUrlInput.getText().toString()))) {
 581             checkOcServer();
 582         } else {
 583             mOkButton.setEnabled(mServerIsValid);
 584             if (!mServerIsValid) {
 585                 showRefreshButton();
 586             }
 587         }
 588     }
 589
 590
 591     private void checkOcServer() {
 592         String uri = trimUrlWebdav(mHostUrlInput.getText().toString().trim());
 593
 594         if (!mHostUrlInputEnabled){
 595             uri = getString(R.string.server_url);
 596         }
 597
 598         mServerIsValid = false;
 599         mServerIsChecked = false;
 600         mOkButton.setEnabled(false);
 601         mDiscoveredVersion = null;
 602         hideRefreshButton();
 603         if (uri.length() != 0) {
 604             mServerStatusText = R.string.auth_testing_connection;
 605             mServerStatusIcon = R.drawable.progress_small;
 606             showServerStatus();
 607             mOcServerChkOperation = new  GetRemoteStatusOperation(uri, this);
 608             OwnCloudClient client = OwnCloudClientFactory.createOwnCloudClient(Uri.parse(uri), this, true);
 609             mOperationThread = mOcServerChkOperation.execute(client, this, mHandler);
 610         } else {
 611             mServerStatusText = 0;
 612             mServerStatusIcon = 0;
 613             showServerStatus();
 614         }
 615     }
 616
 617
 618     /**
 619      * Handles changes in focus on the text input for the password (basic authorization).
 620      *
 621      * When (hasFocus), the button to toggle password visibility is shown.
 622      *
 623      * When (!hasFocus), the button is made invisible and the password is hidden.
 624      *
 625      * @param passwordInput    TextView with the password input field receiving the change of focus.
 626      * @param hasFocus          'True' if focus is received, 'false' if is lost
 627      */
 628     private void onPasswordFocusChanged(TextView passwordInput, boolean hasFocus) {
 629         if (hasFocus) {
 630             showViewPasswordButton();
 631         } else {
 632             hidePassword();
 633             hidePasswordButton();
 634         }
 635     }
 636
 637
 638     private void showViewPasswordButton() {
 639         //int drawable = android.R.drawable.ic_menu_view;
 640         int drawable = R.drawable.ic_view;
 641         if (isPasswordVisible()) {
 642             //drawable = android.R.drawable.ic_secure;
 643             drawable = R.drawable.ic_hide;
 644         }
 645         mPasswordInput.setCompoundDrawablesWithIntrinsicBounds(0, 0, drawable, 0);
 646     }
 647
 648     private boolean isPasswordVisible() {
 649         return ((mPasswordInput.getInputType() & InputType.TYPE_TEXT_VARIATION_VISIBLE_PASSWORD) == InputType.TYPE_TEXT_VARIATION_VISIBLE_PASSWORD);
 650     }
 651
 652     private void hidePasswordButton() {
 653         mPasswordInput.setCompoundDrawablesWithIntrinsicBounds(0, 0, 0, 0);
 654     }
 655
 656     private void showPassword() {
 657         mPasswordInput.setInputType(InputType.TYPE_CLASS_TEXT | InputType.TYPE_TEXT_VARIATION_VISIBLE_PASSWORD);
 658         showViewPasswordButton();
 659     }
 660
 661     private void hidePassword() {
 662         mPasswordInput.setInputType(InputType.TYPE_CLASS_TEXT | InputType.TYPE_TEXT_VARIATION_PASSWORD);
 663         showViewPasswordButton();
 664     }
 665
 666
 667     /**
 668      * Cancels the authenticator activity
 669      *
 670      * IMPORTANT ENTRY POINT 3: Never underestimate the importance of cancellation
 671      *
 672      * This method is bound in the layout/acceoun_setup.xml resource file.
 673      *
 674      * @param view      Cancel button
 675      */
 676     public void onCancelClick(View view) {
 677         setResult(RESULT_CANCELED);     // TODO review how is this related to AccountAuthenticator (debugging)
 678         finish();
 679     }
 680
 681
 682
 683     /**
 684      * Checks the credentials of the user in the root of the ownCloud server
 685      * before creating a new local account.
 686      *
 687      * For basic authorization, a check of existence of the root folder is
 688      * performed.
 689      *
 690      * For OAuth, starts the flow to get an access token; the credentials test
 691      * is postponed until it is available.
 692      *
 693      * IMPORTANT ENTRY POINT 4
 694      *
 695      * @param view      OK button
 696      */
 697     public void onOkClick(View view) {
 698         // this check should be unnecessary
 699         if (mDiscoveredVersion == null || !mDiscoveredVersion.isVersionValid()  || mHostBaseUrl == null || mHostBaseUrl.length() == 0) {
 700             mServerStatusIcon = R.drawable.common_error;
 701             mServerStatusText = R.string.auth_wtf_reenter_URL;
 702             showServerStatus();
 703             mOkButton.setEnabled(false);
 704             Log_OC.wtf(TAG,  "The user was allowed to click 'connect' to an unchecked server!!");
 705             return;
 706         }
 707
 708         if (AccountTypeUtils.getAuthTokenTypeAccessToken(MainApp.getAccountType()).equals(mAuthTokenType)) {
 709             startOauthorization();
 710         } else if (AccountTypeUtils.getAuthTokenTypeSamlSessionCookie(MainApp.getAccountType()).equals(mAuthTokenType)) {
 711             startSamlBasedFederatedSingleSignOnAuthorization();
 712         } else {
 713             checkBasicAuthorization();
 714         }
 715     }
 716
 717
 718     /**
 719      * Tests the credentials entered by the user performing a check of existence on
 720      * the root folder of the ownCloud server.
 721      */
 722     private void checkBasicAuthorization() {
 723         /// get the path to the root folder through WebDAV from the version server
 724         String webdav_path = AccountUtils.getWebdavPath(mDiscoveredVersion, mAuthTokenType);
 725
 726         /// get basic credentials entered by user
 727         String username = mUsernameInput.getText().toString();
 728         String password = mPasswordInput.getText().toString();
 729
 730         /// be gentle with the user
 731         showDialog(DIALOG_LOGIN_PROGRESS);
 732
 733         /// test credentials accessing the root folder
 734         mAuthCheckOperation = new  ExistenceCheckRemoteOperation("", this, false);
 735         OwnCloudClient client = OwnCloudClientFactory.createOwnCloudClient(Uri.parse(mHostBaseUrl + webdav_path), this, true);
 736         client.setBasicCredentials(username, password);
 737         mOperationThread = mAuthCheckOperation.execute(client, this, mHandler);
 738     }
 739
 740
 741     /**
 742      * Starts the OAuth 'grant type' flow to get an access token, with
 743      * a GET AUTHORIZATION request to the BUILT-IN authorization server.
 744      */
 745     private void startOauthorization() {
 746         // be gentle with the user
 747         mAuthStatusIcon = R.drawable.progress_small;
 748         mAuthStatusText = R.string.oauth_login_connection;
 749         showAuthStatus();
 750
 751
 752         // GET AUTHORIZATION request
 753         //Uri uri = Uri.parse(getString(R.string.oauth2_url_endpoint_auth));
 754         Uri uri = Uri.parse(mOAuthAuthEndpointText.getText().toString().trim());
 755         Uri.Builder uriBuilder = uri.buildUpon();
 756         uriBuilder.appendQueryParameter(OAuth2Constants.KEY_RESPONSE_TYPE, getString(R.string.oauth2_response_type));
 757         uriBuilder.appendQueryParameter(OAuth2Constants.KEY_REDIRECT_URI, getString(R.string.oauth2_redirect_uri));
 758         uriBuilder.appendQueryParameter(OAuth2Constants.KEY_CLIENT_ID, getString(R.string.oauth2_client_id));
 759         uriBuilder.appendQueryParameter(OAuth2Constants.KEY_SCOPE, getString(R.string.oauth2_scope));
 760         //uriBuilder.appendQueryParameter(OAuth2Constants.KEY_STATE, whateverwewant);
 761         uri = uriBuilder.build();
 762         Log_OC.d(TAG, "Starting browser to view " + uri.toString());
 763         Intent i = new Intent(Intent.ACTION_VIEW, uri);
 764         startActivity(i);
 765     }
 766
 767
 768     /**
 769      * Starts the Web Single Sign On flow to get access to the root folder
 770      * in the server.
 771      */
 772     private void startSamlBasedFederatedSingleSignOnAuthorization() {
 773         // be gentle with the user
 774         mAuthStatusIcon = R.drawable.progress_small;
 775         mAuthStatusText = R.string.auth_connecting_auth_server;
 776         showAuthStatus();
 777         showDialog(DIALOG_LOGIN_PROGRESS);
 778
 779         /// get the path to the root folder through WebDAV from the version server
 780         String webdav_path = AccountUtils.getWebdavPath(mDiscoveredVersion, mAuthTokenType);
 781
 782         /// test credentials accessing the root folder
 783         mAuthCheckOperation = new  ExistenceCheckRemoteOperation("", this, false);
 784         OwnCloudClient client = OwnCloudClientFactory.createOwnCloudClient(Uri.parse(mHostBaseUrl + webdav_path), this, false);
 785         mOperationThread = mAuthCheckOperation.execute(client, this, mHandler);
 786
 787     }
 788
 789     /**
 790      * Callback method invoked when a RemoteOperation executed by this Activity finishes.
 791      *
 792      * Dispatches the operation flow to the right method.
 793      */
 794     @Override
 795     public void onRemoteOperationFinish(RemoteOperation operation, RemoteOperationResult result) {
 796
 797         if (operation instanceof GetRemoteStatusOperation) {
 798             onOcServerCheckFinish((GetRemoteStatusOperation) operation, result);
 799
 800         } else if (operation instanceof OAuth2GetAccessToken) {
 801             onGetOAuthAccessTokenFinish((OAuth2GetAccessToken)operation, result);
 802
 803         } else if (operation instanceof ExistenceCheckRemoteOperation)  {
 804             if (AccountTypeUtils.getAuthTokenTypeSamlSessionCookie(MainApp.getAccountType()).equals(mAuthTokenType)) {
 805                 onSamlBasedFederatedSingleSignOnAuthorizationStart(operation, result);
 806
 807             } else {
 808                 onAuthorizationCheckFinish((ExistenceCheckRemoteOperation)operation, result);
 809             }
 810         } else if (operation instanceof GetRemoteUserNameOperation) {
 811             onGetUserNameFinish((GetRemoteUserNameOperation) operation, result);
 812
 813         } else if (operation instanceof DetectAuthenticationMethodOperation) {
 814             onDetectAutheticationFinish((DetectAuthenticationMethodOperation) operation, result);
 815         }
 816
 817     }
 818
 819     private void onDetectAutheticationFinish(DetectAuthenticationMethodOperation operation, RemoteOperationResult result) {
 820         // Read authentication method
 821         if (result.getData().size() > 0) {
 822             AuthenticationMethod authMethod = (AuthenticationMethod) result.getData().get(0);
 823             String basic = AccountTypeUtils.getAuthTokenTypePass(MainApp.getAccountType());
 824             String oAuth = AccountTypeUtils.getAuthTokenTypeAccessToken(MainApp.getAccountType());
 825             String saml =  AccountTypeUtils.getAuthTokenTypeSamlSessionCookie(MainApp.getAccountType());
 826
 827             if ( ( mAuthTokenType.equals(basic) && !authMethod.equals(AuthenticationMethod.BASIC_HTTP_AUTH) ) ||
 828                     ( mAuthTokenType.equals(oAuth) && !authMethod.equals(AuthenticationMethod.BEARER_TOKEN) ) ||
 829                     ( mAuthTokenType.equals(saml)  && !authMethod.equals(AuthenticationMethod.SAML_WEB_SSO) ) ) {
 830
 831                 mOkButton.setEnabled(false);
 832                 mServerIsValid = false;
 833                 //show an alert message ( Server Status )
 834                 updateServerStatusIconNoRegularAuth();
 835                 showServerStatus();
 836
 837             } else {
 838                 mOkButton.setEnabled(true);
 839
 840                 // Show server status
 841                 showServerStatus();
 842             }
 843
 844         }
 845     }
 846
 847
 848
 849     private void onGetUserNameFinish(GetRemoteUserNameOperation operation, RemoteOperationResult result) {
 850
 851         if (result.isSuccess()) {
 852             boolean success = false;
 853             String username = operation.getUserName();
 854
 855             if ( mAction == ACTION_CREATE) {
 856                 mUsernameInput.setText(username);
 857                 success = createAccount();
 858             } else {
 859
 860                 if (!mUsernameInput.getText().toString().equals(username)) {
 861                     // fail - not a new account, but an existing one; disallow
 862                     result = new RemoteOperationResult(ResultCode.ACCOUNT_NOT_THE_SAME);
 863                     updateAuthStatusIconAndText(result);
 864                     showAuthStatus();
 865                     Log_OC.d(TAG, result.getLogMessage());
 866                 } else {
 867                     updateToken();
 868                     success = true;
 869                 }
 870             }
 871
 872             if (success)
 873                 finish();
 874         } else {
 875             updateStatusIconFailUserName();
 876             showAuthStatus();
 877             Log_OC.e(TAG, "Access to user name failed: " + result.getLogMessage());
 878         }
 879
 880     }
 881
 882     private void onSamlBasedFederatedSingleSignOnAuthorizationStart(RemoteOperation operation, RemoteOperationResult result) {
 883         try {
 884             dismissDialog(DIALOG_LOGIN_PROGRESS);
 885         } catch (IllegalArgumentException e) {
 886             // NOTHING TO DO ; can't find out what situation that leads to the exception in this code, but user logs signal that it happens
 887         }
 888
 889         //if (result.isTemporalRedirection() && result.isIdPRedirection()) {
 890         if (result.isIdPRedirection()) {
 891             String url = result.getRedirectedLocation();
 892             String targetUrl = mHostBaseUrl + AccountUtils.getWebdavPath(mDiscoveredVersion, mAuthTokenType);
 893
 894             // Show dialog
 895             mSamlDialog = SamlWebViewDialog.newInstance(url, targetUrl);
 896             mSamlDialog.show(getSupportFragmentManager(), TAG_SAML_DIALOG);
 897
 898             mAuthStatusIcon = 0;
 899             mAuthStatusText = 0;
 900
 901         } else {
 902             mAuthStatusIcon = R.drawable.common_error;
 903             mAuthStatusText = R.string.auth_unsupported_auth_method;
 904
 905         }
 906         showAuthStatus();
 907     }
 908
 909
 910     /**
 911      * Processes the result of the server check performed when the user finishes the enter of the
 912      * server URL.
 913      *
 914      * @param operation     Server check performed.
 915      * @param result        Result of the check.
 916      */
 917     private void onOcServerCheckFinish(GetRemoteStatusOperation operation, RemoteOperationResult result) {
 918         if (operation.equals(mOcServerChkOperation)) {
 919             /// save result state
 920             mServerIsChecked = true;
 921             mServerIsValid = result.isSuccess();
 922             mIsSslConn = (result.getCode() == ResultCode.OK_SSL);
 923             mOcServerChkOperation = null;
 924
 925
 926             /// retrieve discovered version and normalize server URL
 927             mDiscoveredVersion = operation.getDiscoveredVersion();
 928             mHostBaseUrl = normalizeUrl(mHostUrlInput.getText().toString());
 929
 930             // Refresh server status, but don't show it
 931             updateServerStatusIconAndText(result);
 932
 933             /// update status icon and text
 934             if (mServerIsValid) {
 935                 hideRefreshButton();
 936                 // Try to create an account with user and pass "", to know if it is a regular server
 937                 // Update connect button in the answer of this method
 938                 detectAuthorizationMethod();
 939             } else {
 940                 showRefreshButton();
 941                 // Show server status
 942                 showServerStatus();
 943             }
 944
 945             /// very special case (TODO: move to a common place for all the remote operations)
 946             if (result.getCode() == ResultCode.SSL_RECOVERABLE_PEER_UNVERIFIED) {
 947                 showUntrustedCertDialog(result);
 948             }
 949
 950
 951         }   // else nothing ; only the last check operation is considered;
 952         // multiple can be triggered if the user amends a URL before a previous check can be triggered
 953     }
 954
 955
 956     /**
 957      *  Try to access with  user/pass ""/"", to know if it is a regular server
 958      */
 959     private void detectAuthorizationMethod() {
 960
 961         Log_OC.d(TAG, "Trying empty authorization to detect authentication method");
 962
 963         /// get the path to the root folder through WebDAV from the version server
 964         String webdav_path = AccountUtils.getWebdavPath(mDiscoveredVersion, mAuthTokenType);
 965
 966         /// test credentials
 967         mDetectAuthenticationOperation = new DetectAuthenticationMethodOperation(this);
 968         OwnCloudClient client = OwnCloudClientFactory.createOwnCloudClient(Uri.parse(mHostBaseUrl + webdav_path), this, true);
 969         mOperationThread = mDetectAuthenticationOperation.execute(client, this, mHandler);
 970     }
 971
 972
 973     private String normalizeUrl(String url) {
 974         if (url != null && url.length() > 0) {
 975             url = url.trim();
 976             if (!url.toLowerCase().startsWith("http://") &&
 977                     !url.toLowerCase().startsWith("https://")) {
 978                 if (mIsSslConn) {
 979                     url = "https://" + url;
 980                 } else {
 981                     url = "http://" + url;
 982                 }
 983             }
 984
 985             // OC-208: Add suffix remote.php/webdav to normalize (OC-34)
 986             url = trimUrlWebdav(url);
 987
 988             if (url.endsWith("/")) {
 989                 url = url.substring(0, url.length() - 1);
 990             }
 991
 992         }
 993         return (url != null ? url : "");
 994     }
 995
 996
 997     private String trimUrlWebdav(String url){
 998         if(url.toLowerCase().endsWith(AccountUtils.WEBDAV_PATH_4_0)){
 999             url = url.substring(0, url.length() - AccountUtils.WEBDAV_PATH_4_0.length());
1000         } else if(url.toLowerCase().endsWith(AccountUtils.WEBDAV_PATH_2_0)){
1001             url = url.substring(0, url.length() - AccountUtils.WEBDAV_PATH_2_0.length());
1002         } else if (url.toLowerCase().endsWith(AccountUtils.WEBDAV_PATH_1_2)){
1003             url = url.substring(0, url.length() - AccountUtils.WEBDAV_PATH_1_2.length());
1004         }
1005         return (url != null ? url : "");
1006     }
1007
1008
1009     /**
1010      * Chooses the right icon and text to show to the user for the received operation result.
1011      *
1012      * @param result    Result of a remote operation performed in this activity
1013      */
1014     private void updateServerStatusIconAndText(RemoteOperationResult result) {
1015         mServerStatusIcon = R.drawable.common_error;    // the most common case in the switch below
1016
1017         switch (result.getCode()) {
1018         case OK_SSL:
1019             mServerStatusIcon = android.R.drawable.ic_secure;
1020             mServerStatusText = R.string.auth_secure_connection;
1021             break;
1022
1023         case OK_NO_SSL:
1024         case OK:
1025             if (mHostUrlInput.getText().toString().trim().toLowerCase().startsWith("http://") ) {
1026                 mServerStatusText = R.string.auth_connection_established;
1027                 mServerStatusIcon = R.drawable.ic_ok;
1028             } else {
1029                 mServerStatusText = R.string.auth_nossl_plain_ok_title;
1030                 mServerStatusIcon = android.R.drawable.ic_partial_secure;
1031             }
1032             break;
1033
1034         case NO_NETWORK_CONNECTION:
1035             mServerStatusIcon = R.drawable.no_network;
1036             mServerStatusText = R.string.auth_no_net_conn_title;
1037             break;
1038
1039         case SSL_RECOVERABLE_PEER_UNVERIFIED:
1040             mServerStatusText = R.string.auth_ssl_unverified_server_title;
1041             break;
1042         case BAD_OC_VERSION:
1043             mServerStatusText = R.string.auth_bad_oc_version_title;
1044             break;
1045         case WRONG_CONNECTION:
1046             mServerStatusText = R.string.auth_wrong_connection_title;
1047             break;
1048         case TIMEOUT:
1049             mServerStatusText = R.string.auth_timeout_title;
1050             break;
1051         case INCORRECT_ADDRESS:
1052             mServerStatusText = R.string.auth_incorrect_address_title;
1053             break;
1054         case SSL_ERROR:
1055             mServerStatusText = R.string.auth_ssl_general_error_title;
1056             break;
1057         case UNAUTHORIZED:
1058             mServerStatusText = R.string.auth_unauthorized;
1059             break;
1060         case HOST_NOT_AVAILABLE:
1061             mServerStatusText = R.string.auth_unknown_host_title;
1062             break;
1063         case INSTANCE_NOT_CONFIGURED:
1064             mServerStatusText = R.string.auth_not_configured_title;
1065             break;
1066         case FILE_NOT_FOUND:
1067             mServerStatusText = R.string.auth_incorrect_path_title;
1068             break;
1069         case OAUTH2_ERROR:
1070             mServerStatusText = R.string.auth_oauth_error;
1071             break;
1072         case OAUTH2_ERROR_ACCESS_DENIED:
1073             mServerStatusText = R.string.auth_oauth_error_access_denied;
1074             break;
1075         case UNHANDLED_HTTP_CODE:
1076         case UNKNOWN_ERROR:
1077             mServerStatusText = R.string.auth_unknown_error_title;
1078             break;
1079         default:
1080             mServerStatusText = 0;
1081             mServerStatusIcon = 0;
1082         }
1083     }
1084
1085
1086     /**
1087      * Chooses the right icon and text to show to the user for the received operation result.
1088      *
1089      * @param result    Result of a remote operation performed in this activity
1090      */
1091     private void updateAuthStatusIconAndText(RemoteOperationResult result) {
1092         mAuthStatusIcon = R.drawable.common_error;    // the most common case in the switch below
1093
1094         switch (result.getCode()) {
1095         case OK_SSL:
1096             mAuthStatusIcon = android.R.drawable.ic_secure;
1097             mAuthStatusText = R.string.auth_secure_connection;
1098             break;
1099
1100         case OK_NO_SSL:
1101         case OK:
1102             if (mHostUrlInput.getText().toString().trim().toLowerCase().startsWith("http://") ) {
1103                 mAuthStatusText = R.string.auth_connection_established;
1104                 mAuthStatusIcon = R.drawable.ic_ok;
1105             } else {
1106                 mAuthStatusText = R.string.auth_nossl_plain_ok_title;
1107                 mAuthStatusIcon = android.R.drawable.ic_partial_secure;
1108             }
1109             break;
1110
1111         case NO_NETWORK_CONNECTION:
1112             mAuthStatusIcon = R.drawable.no_network;
1113             mAuthStatusText = R.string.auth_no_net_conn_title;
1114             break;
1115
1116         case SSL_RECOVERABLE_PEER_UNVERIFIED:
1117             mAuthStatusText = R.string.auth_ssl_unverified_server_title;
1118             break;
1119         case BAD_OC_VERSION:
1120             mAuthStatusText = R.string.auth_bad_oc_version_title;
1121             break;
1122         case WRONG_CONNECTION:
1123             mAuthStatusText = R.string.auth_wrong_connection_title;
1124             break;
1125         case TIMEOUT:
1126             mAuthStatusText = R.string.auth_timeout_title;
1127             break;
1128         case INCORRECT_ADDRESS:
1129             mAuthStatusText = R.string.auth_incorrect_address_title;
1130             break;
1131         case SSL_ERROR:
1132             mAuthStatusText = R.string.auth_ssl_general_error_title;
1133             break;
1134         case UNAUTHORIZED:
1135             mAuthStatusText = R.string.auth_unauthorized;
1136             break;
1137         case HOST_NOT_AVAILABLE:
1138             mAuthStatusText = R.string.auth_unknown_host_title;
1139             break;
1140         case INSTANCE_NOT_CONFIGURED:
1141             mAuthStatusText = R.string.auth_not_configured_title;
1142             break;
1143         case FILE_NOT_FOUND:
1144             mAuthStatusText = R.string.auth_incorrect_path_title;
1145             break;
1146         case OAUTH2_ERROR:
1147             mAuthStatusText = R.string.auth_oauth_error;
1148             break;
1149         case OAUTH2_ERROR_ACCESS_DENIED:
1150             mAuthStatusText = R.string.auth_oauth_error_access_denied;
1151             break;
1152         case ACCOUNT_NOT_NEW:
1153             mAuthStatusText = R.string.auth_account_not_new;
1154             break;
1155         case ACCOUNT_NOT_THE_SAME:
1156             mAuthStatusText = R.string.auth_account_not_the_same;
1157             break;
1158         case UNHANDLED_HTTP_CODE:
1159         case UNKNOWN_ERROR:
1160             mAuthStatusText = R.string.auth_unknown_error_title;
1161             break;
1162         default:
1163             mAuthStatusText = 0;
1164             mAuthStatusIcon = 0;
1165         }
1166     }
1167
1168
1169     private void updateStatusIconFailUserName(){
1170         mAuthStatusIcon = R.drawable.common_error;
1171         mAuthStatusText = R.string.auth_fail_get_user_name;
1172     }
1173
1174     private void updateServerStatusIconNoRegularAuth(){
1175         mServerStatusIcon = R.drawable.common_error;
1176         mServerStatusText = R.string.auth_can_not_auth_against_server;
1177     }
1178
1179     /**
1180      * Processes the result of the request for and access token send
1181      * to an OAuth authorization server.
1182      *
1183      * @param operation     Operation performed requesting the access token.
1184      * @param result        Result of the operation.
1185      */
1186     private void onGetOAuthAccessTokenFinish(OAuth2GetAccessToken operation, RemoteOperationResult result) {
1187         try {
1188             dismissDialog(DIALOG_OAUTH2_LOGIN_PROGRESS);
1189         } catch (IllegalArgumentException e) {
1190             // NOTHING TO DO ; can't find out what situation that leads to the exception in this code, but user logs signal that it happens
1191         }
1192
1193         String webdav_path = AccountUtils.getWebdavPath(mDiscoveredVersion, mAuthTokenType);
1194         if (result.isSuccess() && webdav_path != null) {
1195             /// be gentle with the user
1196             showDialog(DIALOG_LOGIN_PROGRESS);
1197
1198             /// time to test the retrieved access token on the ownCloud server
1199             mAuthToken = ((OAuth2GetAccessToken)operation).getResultTokenMap().get(OAuth2Constants.KEY_ACCESS_TOKEN);
1200             Log_OC.d(TAG, "Got ACCESS TOKEN: " + mAuthToken);
1201             mAuthCheckOperation = new ExistenceCheckRemoteOperation("", this, false);
1202             OwnCloudClient client = OwnCloudClientFactory.createOwnCloudClient(Uri.parse(mHostBaseUrl + webdav_path), this, true);
1203             client.setBearerCredentials(mAuthToken);
1204             mAuthCheckOperation.execute(client, this, mHandler);
1205
1206         } else {
1207             updateAuthStatusIconAndText(result);
1208             showAuthStatus();
1209             Log_OC.d(TAG, "Access failed: " + result.getLogMessage());
1210         }
1211     }
1212
1213
1214     /**
1215      * Processes the result of the access check performed to try the user credentials.
1216      *
1217      * Creates a new account through the AccountManager.
1218      *
1219      * @param operation     Access check performed.
1220      * @param result        Result of the operation.
1221      */
1222     private void onAuthorizationCheckFinish(ExistenceCheckRemoteOperation operation, RemoteOperationResult result) {
1223         try {
1224             dismissDialog(DIALOG_LOGIN_PROGRESS);
1225         } catch (IllegalArgumentException e) {
1226             // NOTHING TO DO ; can't find out what situation that leads to the exception in this code, but user logs signal that it happens
1227         }
1228
1229         if (result.isSuccess()) {
1230             Log_OC.d(TAG, "Successful access - time to save the account");
1231
1232             boolean success = false;
1233             if (mAction == ACTION_CREATE) {
1234                 success = createAccount();
1235
1236             } else {
1237                 updateToken();
1238                 success = true;
1239             }
1240
1241             if (success) {
1242                 finish();
1243             }
1244
1245         } else if (result.isServerFail() || result.isException()) {
1246             /// if server fail or exception in authorization, the UI is updated as when a server check failed
1247             mServerIsChecked = true;
1248             mServerIsValid = false;
1249             mIsSslConn = false;
1250             mOcServerChkOperation = null;
1251             mDiscoveredVersion = null;
1252             mHostBaseUrl = normalizeUrl(mHostUrlInput.getText().toString());
1253
1254             // update status icon and text
1255             updateServerStatusIconAndText(result);
1256             showServerStatus();
1257             mAuthStatusIcon = 0;
1258             mAuthStatusText = 0;
1259             showAuthStatus();
1260
1261             // update input controls state
1262             showRefreshButton();
1263             mOkButton.setEnabled(false);
1264
1265             // very special case (TODO: move to a common place for all the remote operations) (dangerous here?)
1266             if (result.getCode() == ResultCode.SSL_RECOVERABLE_PEER_UNVERIFIED) {
1267                 showUntrustedCertDialog(result);
1268             }
1269
1270         } else {    // authorization fail due to client side - probably wrong credentials
1271             updateAuthStatusIconAndText(result);
1272             showAuthStatus();
1273             Log_OC.d(TAG, "Access failed: " + result.getLogMessage());
1274         }
1275     }
1276
1277
1278
1279
1280     /**
1281      * Sets the proper response to get that the Account Authenticator that started this activity saves
1282      * a new authorization token for mAccount.
1283      */
1284     private void updateToken() {
1285         Bundle response = new Bundle();
1286         response.putString(AccountManager.KEY_ACCOUNT_NAME, mAccount.name);
1287         response.putString(AccountManager.KEY_ACCOUNT_TYPE, mAccount.type);
1288
1289         if (AccountTypeUtils.getAuthTokenTypeAccessToken(MainApp.getAccountType()).equals(mAuthTokenType)) {
1290             response.putString(AccountManager.KEY_AUTHTOKEN, mAuthToken);
1291             // the next line is necessary; by now, notifications are calling directly to the AuthenticatorActivity to update, without AccountManager intervention
1292             mAccountMgr.setAuthToken(mAccount, mAuthTokenType, mAuthToken);
1293
1294         } else if (AccountTypeUtils.getAuthTokenTypeSamlSessionCookie(MainApp.getAccountType()).equals(mAuthTokenType)) {
1295
1296             response.putString(AccountManager.KEY_AUTHTOKEN, mAuthToken);
1297             // the next line is necessary; by now, notifications are calling directly to the AuthenticatorActivity to update, without AccountManager intervention
1298             mAccountMgr.setAuthToken(mAccount, mAuthTokenType, mAuthToken);
1299
1300         } else {
1301             response.putString(AccountManager.KEY_AUTHTOKEN, mPasswordInput.getText().toString());
1302             mAccountMgr.setPassword(mAccount, mPasswordInput.getText().toString());
1303         }
1304         setAccountAuthenticatorResult(response);
1305
1306     }
1307
1308
1309     /**
1310      * Creates a new account through the Account Authenticator that started this activity.
1311      *
1312      * This makes the account permanent.
1313      *
1314      * TODO Decide how to name the OAuth accounts
1315      */
1316     private boolean createAccount() {
1317         /// create and save new ownCloud account
1318         boolean isOAuth = AccountTypeUtils.getAuthTokenTypeAccessToken(MainApp.getAccountType()).equals(mAuthTokenType);
1319         boolean isSaml =  AccountTypeUtils.getAuthTokenTypeSamlSessionCookie(MainApp.getAccountType()).equals(mAuthTokenType);
1320
1321         Uri uri = Uri.parse(mHostBaseUrl);
1322         String username = mUsernameInput.getText().toString().trim();
1323         if (isOAuth) {
1324             username = "OAuth_user" + (new java.util.Random(System.currentTimeMillis())).nextLong();
1325         }
1326         String accountName = username + "@" + uri.getHost();
1327         if (uri.getPort() >= 0) {
1328             accountName += ":" + uri.getPort();
1329         }
1330         mAccount = new Account(accountName, MainApp.getAccountType());
1331         if (AccountUtils.exists(mAccount, getApplicationContext())) {
1332             // fail - not a new account, but an existing one; disallow
1333             RemoteOperationResult result = new RemoteOperationResult(ResultCode.ACCOUNT_NOT_NEW);
1334             updateAuthStatusIconAndText(result);
1335             showAuthStatus();
1336             Log_OC.d(TAG, result.getLogMessage());
1337             return false;
1338
1339         } else {
1340
1341             if (isOAuth || isSaml) {
1342                 mAccountMgr.addAccountExplicitly(mAccount, "", null);  // with external authorizations, the password is never input in the app
1343             } else {
1344                 mAccountMgr.addAccountExplicitly(mAccount, mPasswordInput.getText().toString(), null);
1345             }
1346
1347             /// add the new account as default in preferences, if there is none already
1348             Account defaultAccount = AccountUtils.getCurrentOwnCloudAccount(this);
1349             if (defaultAccount == null) {
1350                 SharedPreferences.Editor editor = PreferenceManager
1351                         .getDefaultSharedPreferences(this).edit();
1352                 editor.putString("select_oc_account", accountName);
1353                 editor.commit();
1354             }
1355
1356             /// prepare result to return to the Authenticator
1357             //  TODO check again what the Authenticator makes with it; probably has the same effect as addAccountExplicitly, but it's not well done
1358             final Intent intent = new Intent();
1359             intent.putExtra(AccountManager.KEY_ACCOUNT_TYPE,    MainApp.getAccountType());
1360             intent.putExtra(AccountManager.KEY_ACCOUNT_NAME,    mAccount.name);
1361             /*if (!isOAuth)
1362                 intent.putExtra(AccountManager.KEY_AUTHTOKEN,   MainApp.getAccountType()); */
1363             intent.putExtra(AccountManager.KEY_USERDATA,        username);
1364             if (isOAuth || isSaml) {
1365                 mAccountMgr.setAuthToken(mAccount, mAuthTokenType, mAuthToken);
1366             }
1367             /// add user data to the new account; TODO probably can be done in the last parameter addAccountExplicitly, or in KEY_USERDATA
1368             mAccountMgr.setUserData(mAccount, Constants.KEY_OC_VERSION,         mDiscoveredVersion.getVersion());
1369             mAccountMgr.setUserData(mAccount, Constants.KEY_OC_BASE_URL,   mHostBaseUrl);
1370
1371             if (isSaml) {
1372                 mAccountMgr.setUserData(mAccount, Constants.KEY_SUPPORTS_SAML_WEB_SSO, "TRUE");
1373             } else if (isOAuth) {
1374                 mAccountMgr.setUserData(mAccount, Constants.KEY_SUPPORTS_OAUTH2, "TRUE");
1375             }
1376
1377             setAccountAuthenticatorResult(intent.getExtras());
1378             setResult(RESULT_OK, intent);
1379
1380             return true;
1381         }
1382     }
1383
1384
1385     /**
1386      * {@inheritDoc}
1387      *
1388      * Necessary to update the contents of the SSL Dialog
1389      *
1390      * TODO move to some common place for all possible untrusted SSL failures
1391      */
1392     @Override
1393     protected void onPrepareDialog(int id, Dialog dialog, Bundle args) {
1394         switch (id) {
1395         case DIALOG_LOGIN_PROGRESS:
1396         case DIALOG_CERT_NOT_SAVED:
1397         case DIALOG_OAUTH2_LOGIN_PROGRESS:
1398             break;
1399         default:
1400             Log_OC.e(TAG, "Incorrect dialog called with id = " + id);
1401         }
1402     }
1403
1404
1405     /**
1406      * {@inheritDoc}
1407      */
1408     @Override
1409     protected Dialog onCreateDialog(int id) {
1410         Dialog dialog = null;
1411         switch (id) {
1412         case DIALOG_LOGIN_PROGRESS: {
1413             /// simple progress dialog
1414             ProgressDialog working_dialog = new ProgressDialog(this);
1415             working_dialog.setMessage(getResources().getString(R.string.auth_trying_to_login));
1416             working_dialog.setIndeterminate(true);
1417             working_dialog.setCancelable(true);
1418             working_dialog
1419             .setOnCancelListener(new DialogInterface.OnCancelListener() {
1420                 @Override
1421                 public void onCancel(DialogInterface dialog) {
1422                     /// TODO study if this is enough
1423                     Log_OC.i(TAG, "Login canceled");
1424                     if (mOperationThread != null) {
1425                         mOperationThread.interrupt();
1426                         finish();
1427                     }
1428                 }
1429             });
1430             dialog = working_dialog;
1431             break;
1432         }
1433         case DIALOG_OAUTH2_LOGIN_PROGRESS: {
1434             ProgressDialog working_dialog = new ProgressDialog(this);
1435             working_dialog.setMessage(String.format("Getting authorization"));
1436             working_dialog.setIndeterminate(true);
1437             working_dialog.setCancelable(true);
1438             working_dialog
1439             .setOnCancelListener(new DialogInterface.OnCancelListener() {
1440                 @Override
1441                 public void onCancel(DialogInterface dialog) {
1442                     Log_OC.i(TAG, "Login canceled");
1443                     finish();
1444                 }
1445             });
1446             dialog = working_dialog;
1447             break;
1448         }
1449         case DIALOG_CERT_NOT_SAVED: {
1450             AlertDialog.Builder builder = new AlertDialog.Builder(this);
1451             builder.setMessage(getResources().getString(R.string.ssl_validator_not_saved));
1452             builder.setCancelable(false);
1453             builder.setPositiveButton(R.string.common_ok, new DialogInterface.OnClickListener() {
1454                 @Override
1455                 public void onClick(DialogInterface dialog, int which) {
1456                     dialog.dismiss();
1457                 };
1458             });
1459             dialog = builder.create();
1460             break;
1461         }
1462         default:
1463             Log_OC.e(TAG, "Incorrect dialog called with id = " + id);
1464         }
1465         return dialog;
1466     }
1467
1468
1469     /**
1470      * Starts and activity to open the 'new account' page in the ownCloud web site
1471      *
1472      * @param view      'Account register' button
1473      */
1474     public void onRegisterClick(View view) {
1475         Intent register = new Intent(Intent.ACTION_VIEW, Uri.parse(getString(R.string.welcome_link_url)));
1476         setResult(RESULT_CANCELED);
1477         startActivity(register);
1478     }
1479
1480
1481     /**
1482      * Updates the content and visibility state of the icon and text associated
1483      * to the last check on the ownCloud server.
1484      */
1485     private void showServerStatus() {
1486         TextView tv = (TextView) findViewById(R.id.server_status_text);
1487
1488         if (mServerStatusIcon == 0 && mServerStatusText == 0) {
1489             tv.setVisibility(View.INVISIBLE);
1490
1491         } else {
1492             tv.setText(mServerStatusText);
1493             tv.setCompoundDrawablesWithIntrinsicBounds(mServerStatusIcon, 0, 0, 0);
1494             tv.setVisibility(View.VISIBLE);
1495         }
1496
1497     }
1498
1499
1500     /**
1501      * Updates the content and visibility state of the icon and text associated
1502      * to the interactions with the OAuth authorization server.
1503      */
1504     private void showAuthStatus() {
1505         if (mAuthStatusIcon == 0 && mAuthStatusText == 0) {
1506             mAuthStatusLayout.setVisibility(View.INVISIBLE);
1507
1508         } else {
1509             mAuthStatusLayout.setText(mAuthStatusText);
1510             mAuthStatusLayout.setCompoundDrawablesWithIntrinsicBounds(mAuthStatusIcon, 0, 0, 0);
1511             mAuthStatusLayout.setVisibility(View.VISIBLE);
1512         }
1513     }
1514
1515
1516     private void showRefreshButton() {
1517         mRefreshButton.setVisibility(View.VISIBLE);
1518     }
1519
1520     private void hideRefreshButton() {
1521         mRefreshButton.setVisibility(View.GONE);
1522     }
1523
1524     /**
1525      * Called when the refresh button in the input field for ownCloud host is clicked.
1526      *
1527      * Performs a new check on the URL in the input field.
1528      *
1529      * @param view      Refresh 'button'
1530      */
1531     public void onRefreshClick(View view) {
1532         checkOcServer();
1533     }
1534
1535
1536     /**
1537      * Called when the eye icon in the password field is clicked.
1538      *
1539      * Toggles the visibility of the password in the field.
1540      */
1541     public void onViewPasswordClick() {
1542         int selectionStart = mPasswordInput.getSelectionStart();
1543         int selectionEnd = mPasswordInput.getSelectionEnd();
1544         if (isPasswordVisible()) {
1545             hidePassword();
1546         } else {
1547             showPassword();
1548         }
1549         mPasswordInput.setSelection(selectionStart, selectionEnd);
1550     }
1551
1552
1553     /**
1554      * Called when the checkbox for OAuth authorization is clicked.
1555      *
1556      * Hides or shows the input fields for user & password.
1557      *
1558      * @param view      'View password' 'button'
1559      */
1560     public void onCheckClick(View view) {
1561         CheckBox oAuth2Check = (CheckBox)view;
1562         if (oAuth2Check.isChecked()) {
1563             mAuthTokenType = AccountTypeUtils.getAuthTokenTypeAccessToken(MainApp.getAccountType());
1564         } else {
1565             mAuthTokenType = AccountTypeUtils.getAuthTokenTypePass(MainApp.getAccountType());
1566         }
1567         adaptViewAccordingToAuthenticationMethod();
1568     }
1569
1570
1571     /**
1572      * Changes the visibility of input elements depending on
1573      * the current authorization method.
1574      */
1575     private void adaptViewAccordingToAuthenticationMethod () {
1576         if (AccountTypeUtils.getAuthTokenTypeAccessToken(MainApp.getAccountType()).equals(mAuthTokenType)) {
1577             // OAuth 2 authorization
1578             mOAuthAuthEndpointText.setVisibility(View.VISIBLE);
1579             mOAuthTokenEndpointText.setVisibility(View.VISIBLE);
1580             mUsernameInput.setVisibility(View.GONE);
1581             mPasswordInput.setVisibility(View.GONE);
1582
1583         } else if (AccountTypeUtils.getAuthTokenTypeSamlSessionCookie(MainApp.getAccountType()).equals(mAuthTokenType)) {
1584             // SAML-based web Single Sign On
1585             mOAuthAuthEndpointText.setVisibility(View.GONE);
1586             mOAuthTokenEndpointText.setVisibility(View.GONE);
1587             mUsernameInput.setVisibility(View.GONE);
1588             mPasswordInput.setVisibility(View.GONE);
1589         } else {
1590             // basic HTTP authorization
1591             mOAuthAuthEndpointText.setVisibility(View.GONE);
1592             mOAuthTokenEndpointText.setVisibility(View.GONE);
1593             mUsernameInput.setVisibility(View.VISIBLE);
1594             mPasswordInput.setVisibility(View.VISIBLE);
1595         }
1596     }
1597
1598     /**
1599      *  Called when the 'action' button in an IME is pressed ('enter' in software keyboard).
1600      *
1601      *  Used to trigger the authentication check when the user presses 'enter' after writing the password,
1602      *  or to throw the server test when the only field on screen is the URL input field.
1603      */
1604     @Override
1605     public boolean onEditorAction(TextView inputField, int actionId, KeyEvent event) {
1606         if (actionId == EditorInfo.IME_ACTION_DONE && inputField != null && inputField.equals(mPasswordInput)) {
1607             if (mOkButton.isEnabled()) {
1608                 mOkButton.performClick();
1609             }
1610
1611         } else if (actionId == EditorInfo.IME_ACTION_NEXT && inputField != null && inputField.equals(mHostUrlInput)) {
1612             if (AccountTypeUtils.getAuthTokenTypeSamlSessionCookie(MainApp.getAccountType()).equals(mAuthTokenType)) {
1613                 checkOcServer();
1614             }
1615         }
1616         return false;   // always return false to grant that the software keyboard is hidden anyway
1617     }
1618
1619
1620     private abstract static class RightDrawableOnTouchListener implements OnTouchListener  {
1621
1622         private int fuzz = 75;
1623
1624         /**
1625          * {@inheritDoc}
1626          */
1627         @Override
1628         public boolean onTouch(View view, MotionEvent event) {
1629             Drawable rightDrawable = null;
1630             if (view instanceof TextView) {
1631                 Drawable[] drawables = ((TextView)view).getCompoundDrawables();
1632                 if (drawables.length > 2) {
1633                     rightDrawable = drawables[2];
1634                 }
1635             }
1636             if (rightDrawable != null) {
1637                 final int x = (int) event.getX();
1638                 final int y = (int) event.getY();
1639                 final Rect bounds = rightDrawable.getBounds();
1640                 if (x >= (view.getRight() - bounds.width() - fuzz) && x <= (view.getRight() - view.getPaddingRight() + fuzz)
1641                         && y >= (view.getPaddingTop() - fuzz) && y <= (view.getHeight() - view.getPaddingBottom()) + fuzz) {
1642
1643                     return onDrawableTouch(event);
1644                 }
1645             }
1646             return false;
1647         }
1648
1649         public abstract boolean onDrawableTouch(final MotionEvent event);
1650     }
1651
1652
1653     public void onSamlDialogSuccess(String sessionCookie) {
1654         mAuthToken = sessionCookie;
1655
1656         if (sessionCookie != null && sessionCookie.length() > 0) {
1657             mAuthToken = sessionCookie;
1658
1659             GetRemoteUserNameOperation getUserOperation = new GetRemoteUserNameOperation();
1660             OwnCloudClient client = OwnCloudClientFactory.createOwnCloudClient(Uri.parse(mHostBaseUrl), getApplicationContext(), true);
1661             client.setSsoSessionCookie(mAuthToken);
1662             getUserOperation.execute(client, this, mHandler);
1663         }
1664
1665
1666     }
1667
1668
1669     @Override
1670     public void onSsoFinished(String sessionCookies) {
1671         //Toast.makeText(this, "got cookies: " + sessionCookie, Toast.LENGTH_LONG).show();
1672
1673         if (sessionCookies != null && sessionCookies.length() > 0) {
1674             Log_OC.d(TAG, "Successful SSO - time to save the account");
1675             onSamlDialogSuccess(sessionCookies);
1676             Fragment fd = getSupportFragmentManager().findFragmentByTag(TAG_SAML_DIALOG);
1677             if (fd != null && fd instanceof SherlockDialogFragment) {
1678                 Dialog d = ((SherlockDialogFragment)fd).getDialog();
1679                 if (d != null && d.isShowing()) {
1680                     d.dismiss();
1681                 }
1682             }
1683
1684         } else {
1685             // TODO - show fail
1686             Log_OC.d(TAG, "SSO failed");
1687         }
1688
1689     }
1690
1691     /** Show auth_message
1692      *
1693      * @param message
1694      */
1695     private void showAuthMessage(String message) {
1696         mAuthMessage.setVisibility(View.VISIBLE);
1697         mAuthMessage.setText(message);
1698     }
1699
1700     private void hideAuthMessage() {
1701         mAuthMessage.setVisibility(View.GONE);
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, DIALOG_UNTRUSTED_CERT);
1729     }
1730
1731     /**
1732      * Show untrusted cert dialog
1733      */
1734     public 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, DIALOG_UNTRUSTED_CERT);
1741
1742     }
1743
1744     /**
1745      * Dismiss untrusted cert dialog
1746      */
1747     public void dismissUntrustedCertDialog(){
1748         /*Fragment frag = getSupportFragmentManager().findFragmentByTag(DIALOG_UNTRUSTED_CERT);
1749         if (frag != null) {
1750             SslErrorViewAdapter dialog = (SslErrorViewAdapter) frag;
1751             dialog.dismiss();
1752         }
1753          */
1754     }
1755
1756     /**
1757      * Called from SslValidatorDialog when a new server certificate was correctly saved.
1758      */
1759     public void onSavedCertificate() {
1760         Fragment fd = getSupportFragmentManager().findFragmentByTag(TAG_SAML_DIALOG);
1761         if (fd == null) {
1762             // if SAML dialog is not shown, the SslDialog was shown due to an SSL error in the server check
1763             checkOcServer();
1764         }
1765     }
1766
1767     /**
1768      * Called from SslValidatorDialog when a new server certificate could not be saved
1769      * when the user requested it.
1770      */
1771     @Override
1772     public void onFailedSavingCertificate() {
1773         showDialog(DIALOG_CERT_NOT_SAVED);
1774         cancelWebView();
1775     }
1776
1777     @Override
1778     public void onCancelCertificate() {
1779         cancelWebView();
1780     }
1781
1782
1783     public void cancelWebView() {
1784         Fragment fd = getSupportFragmentManager().findFragmentByTag(TAG_SAML_DIALOG);
1785         if (fd != null && fd instanceof SherlockDialogFragment) {
1786             Dialog d = ((SherlockDialogFragment)fd).getDialog();
1787             if (d != null && d.isShowing()) {
1788                 d.dismiss();
1789             }
1790         }
1791
1792     }
1793
1794 }