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.ComponentName;
  29 import android.content.Context;
  30 import android.content.DialogInterface;
  31 import android.content.Intent;
  32 import android.content.ServiceConnection;
  33 import android.content.SharedPreferences;
  34 import android.graphics.Rect;
  35 import android.graphics.drawable.Drawable;
  36 import android.net.Uri;
  37 import android.net.http.SslError;
  38 import android.os.Bundle;
  39 import android.os.Handler;
  40 import android.os.IBinder;
  41 import android.preference.PreferenceManager;
  42 import android.support.v4.app.Fragment;
  43 import android.support.v4.app.FragmentManager;
  44 import android.support.v4.app.FragmentTransaction;
  45 import android.text.Editable;
  46 import android.text.InputType;
  47 import android.text.TextWatcher;
  48 import android.view.KeyEvent;
  49 import android.view.MotionEvent;
  50 import android.view.View;
  51 import android.view.View.OnFocusChangeListener;
  52 import android.view.View.OnTouchListener;
  53 import android.view.Window;
  54 import android.view.inputmethod.EditorInfo;
  55 import android.webkit.SslErrorHandler;
  56 import android.widget.Button;
  57 import android.widget.CheckBox;
  58 import android.widget.EditText;
  59 import android.widget.TextView;
  60 import android.widget.TextView.OnEditorActionListener;
  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.lib.common.OwnCloudClientFactory;
  69 import com.owncloud.android.lib.common.OwnCloudClient;
  70 import com.owncloud.android.operations.DetectAuthenticationMethodOperation;
  71 import com.owncloud.android.operations.DetectAuthenticationMethodOperation.AuthenticationMethod;
  72 import com.owncloud.android.operations.OAuth2GetAccessToken;
  73
  74 import com.owncloud.android.lib.common.network.CertificateCombinedException;
  75 import com.owncloud.android.lib.common.operations.OnRemoteOperationListener;
  76 import com.owncloud.android.lib.resources.status.GetRemoteStatusOperation;
  77 import com.owncloud.android.lib.common.operations.RemoteOperation;
  78 import com.owncloud.android.lib.common.operations.RemoteOperationResult;
  79 import com.owncloud.android.lib.common.operations.RemoteOperationResult.ResultCode;
  80 import com.owncloud.android.lib.resources.files.ExistenceCheckRemoteOperation;
  81 import com.owncloud.android.lib.resources.users.GetRemoteUserNameOperation;
  82
  83 import com.owncloud.android.services.OperationsService;
  84 import com.owncloud.android.services.OperationsService.OperationsServiceBinder;
  85 import com.owncloud.android.ui.dialog.SamlWebViewDialog;
  86 import com.owncloud.android.ui.dialog.SslUntrustedCertDialog;
  87 import com.owncloud.android.ui.dialog.SslUntrustedCertDialog.OnSslUntrustedCertListener;
  88 import com.owncloud.android.utils.Log_OC;
  89 import com.owncloud.android.lib.resources.status.OwnCloudVersion;
  90
  91 /**
  92  * This Activity is used to add an ownCloud account to the App
  93  *
  94  * @author Bartek Przybylski
  95  * @author David A. Velasco
  96  */
  97 public class AuthenticatorActivity extends AccountAuthenticatorActivity
  98 implements  OnRemoteOperationListener, OnFocusChangeListener, OnEditorActionListener,
  99 SsoWebViewClientListener, OnSslUntrustedCertListener {
 100
 101     private static final String TAG = AuthenticatorActivity.class.getSimpleName();
 102
 103     public static final String EXTRA_ACCOUNT = "ACCOUNT";
 104     public static final String EXTRA_USER_NAME = "USER_NAME";
 105     public static final String EXTRA_HOST_NAME = "HOST_NAME";
 106     public static final String EXTRA_ACTION = "ACTION";
 107     public static final String EXTRA_ENFORCED_UPDATE = "ENFORCE_UPDATE";
 108
 109     private static final String KEY_AUTH_MESSAGE_VISIBILITY = "AUTH_MESSAGE_VISIBILITY";
 110     private static final String KEY_AUTH_MESSAGE_TEXT = "AUTH_MESSAGE_TEXT";
 111     private static final String KEY_HOST_URL_TEXT = "HOST_URL_TEXT";
 112     private static final String KEY_OC_VERSION = "OC_VERSION";
 113     private static final String KEY_OC_VERSION_STRING = "OC_VERSION_STRING";
 114     private static final String KEY_ACCOUNT = "ACCOUNT";
 115     private static final String KEY_SERVER_VALID = "SERVER_VALID";
 116     private static final String KEY_SERVER_CHECKED = "SERVER_CHECKED";
 117     private static final String KEY_SERVER_CHECK_IN_PROGRESS = "SERVER_CHECK_IN_PROGRESS";
 118     private static final String KEY_SERVER_STATUS_TEXT = "SERVER_STATUS_TEXT";
 119     private static final String KEY_SERVER_STATUS_ICON = "SERVER_STATUS_ICON";
 120     private static final String KEY_IS_SSL_CONN = "IS_SSL_CONN";
 121     private static final String KEY_PASSWORD_VISIBLE = "PASSWORD_VISIBLE";
 122     private static final String KEY_AUTH_STATUS_TEXT = "AUTH_STATUS_TEXT";
 123     private static final String KEY_AUTH_STATUS_ICON = "AUTH_STATUS_ICON";
 124     private static final String KEY_REFRESH_BUTTON_ENABLED = "KEY_REFRESH_BUTTON_ENABLED";
 125     //private static final String KEY_IS_SHARED_SUPPORTED = "KEY_IS_SHARE_SUPPORTED";
 126
 127     private static final String AUTH_ON = "on";
 128     private static final String AUTH_OFF = "off";
 129     private static final String AUTH_OPTIONAL = "optional";
 130
 131     private static final int DIALOG_LOGIN_PROGRESS = 0;
 132     private static final int DIALOG_CERT_NOT_SAVED = 1;
 133     private static final int DIALOG_OAUTH2_LOGIN_PROGRESS = 2;
 134
 135     public static final byte ACTION_CREATE = 0;
 136     public static final byte ACTION_UPDATE_TOKEN = 1;
 137
 138     private static final String TAG_SAML_DIALOG = "samlWebViewDialog";
 139
 140     private String mHostBaseUrl;
 141     private OwnCloudVersion mDiscoveredVersion;
 142
 143     private String mAuthMessageText;
 144     private int mAuthMessageVisibility, mServerStatusText, mServerStatusIcon;
 145     private boolean mServerIsChecked, mServerIsValid, mIsSslConn;
 146     private int mAuthStatusText, mAuthStatusIcon;
 147     private TextView mAuthStatusLayout;
 148
 149     private final Handler mHandler = new Handler();
 150     private Thread mOperationThread;
 151     private GetRemoteStatusOperation mOcServerChkOperation;
 152     private ExistenceCheckRemoteOperation mAuthCheckOperation;
 153
 154     private Uri mNewCapturedUriFromOAuth2Redirection;
 155
 156     private AccountManager mAccountMgr;
 157     private boolean mJustCreated;
 158     private byte mAction;
 159     private Account mAccount;
 160
 161     private TextView mAuthMessage;
 162
 163     private EditText mHostUrlInput;
 164     private boolean mHostUrlInputEnabled;
 165     private View mRefreshButton;
 166
 167     private String mAuthTokenType;
 168
 169     private EditText mUsernameInput;
 170     private EditText mPasswordInput;
 171
 172     private CheckBox mOAuth2Check;
 173
 174     private TextView mOAuthAuthEndpointText;
 175     private TextView mOAuthTokenEndpointText;
 176
 177     private SamlWebViewDialog mSamlDialog;
 178
 179     private View mOkButton;
 180
 181     private String mAuthToken;
 182
 183     private boolean mResumed; // Control if activity is resumed
 184
 185     public static String DIALOG_UNTRUSTED_CERT = "DIALOG_UNTRUSTED_CERT";
 186
 187     private ServiceConnection mOperationsServiceConnection = null;
 188
 189     private OperationsServiceBinder mOperationsServiceBinder = null;
 190
 191
 192     /**
 193      * {@inheritDoc}
 194      *
 195      * IMPORTANT ENTRY POINT 1: activity is shown to the user
 196      */
 197     @Override
 198     protected void onCreate(Bundle savedInstanceState) {
 199         super.onCreate(savedInstanceState);
 200         getWindow().requestFeature(Window.FEATURE_NO_TITLE);
 201
 202         /// set view and get references to view elements
 203         setContentView(R.layout.account_setup);
 204         mAuthMessage = (TextView) findViewById(R.id.auth_message);
 205         mHostUrlInput = (EditText) findViewById(R.id.hostUrlInput);
 206         mHostUrlInput.setText(getString(R.string.server_url));  // valid although R.string.server_url is an empty string
 207         mUsernameInput = (EditText) findViewById(R.id.account_username);
 208         mPasswordInput = (EditText) findViewById(R.id.account_password);
 209         mOAuthAuthEndpointText = (TextView)findViewById(R.id.oAuthEntryPoint_1);
 210         mOAuthTokenEndpointText = (TextView)findViewById(R.id.oAuthEntryPoint_2);
 211         mOAuth2Check = (CheckBox) findViewById(R.id.oauth_onOff_check);
 212         mOkButton = findViewById(R.id.buttonOK);
 213         mAuthStatusLayout = (TextView) findViewById(R.id.auth_status_text);
 214
 215         /// set Host Url Input Enabled
 216         mHostUrlInputEnabled = getResources().getBoolean(R.bool.show_server_url_input);
 217
 218         /// set visibility of link for new users
 219         boolean accountRegisterVisibility = getResources().getBoolean(R.bool.show_welcome_link);
 220         Button welcomeLink = (Button) findViewById(R.id.welcome_link);
 221         if (welcomeLink != null) {
 222             if (accountRegisterVisibility) {
 223                 welcomeLink.setVisibility(View.VISIBLE);
 224                 welcomeLink.setText(String.format(getString(R.string.auth_register), getString(R.string.app_name)));
 225             } else {
 226                 findViewById(R.id.welcome_link).setVisibility(View.GONE);
 227             }
 228         }
 229
 230         /// initialization
 231         mAccountMgr = AccountManager.get(this);
 232         mNewCapturedUriFromOAuth2Redirection = null;
 233         mAction = getIntent().getByteExtra(EXTRA_ACTION, ACTION_CREATE);
 234         mAccount = null;
 235         mHostBaseUrl = "";
 236         boolean refreshButtonEnabled = false;
 237
 238         // URL input configuration applied
 239         if (!mHostUrlInputEnabled)
 240         {
 241             findViewById(R.id.hostUrlFrame).setVisibility(View.GONE);
 242             mRefreshButton = findViewById(R.id.centeredRefreshButton);
 243
 244         } else {
 245             mRefreshButton = findViewById(R.id.embeddedRefreshButton);
 246         }
 247
 248         if (savedInstanceState == null) {
 249             mResumed = false;
 250             /// connection state and info
 251             mAuthMessageVisibility = View.GONE;
 252             mServerStatusText = mServerStatusIcon = 0;
 253             mServerIsValid = false;
 254             mServerIsChecked = false;
 255             mIsSslConn = false;
 256             mAuthStatusText = mAuthStatusIcon = 0;
 257
 258             /// retrieve extras from intent
 259             mAccount = getIntent().getExtras().getParcelable(EXTRA_ACCOUNT);
 260             if (mAccount != null) {
 261                 String ocVersion = mAccountMgr.getUserData(mAccount, Constants.KEY_OC_VERSION);
 262                 String ocVersionString = mAccountMgr.getUserData(mAccount, Constants.KEY_OC_VERSION_STRING);
 263                 if (ocVersion != null) {
 264                     mDiscoveredVersion = new OwnCloudVersion(ocVersion, ocVersionString);
 265                 }
 266                 mHostBaseUrl = normalizeUrl(mAccountMgr.getUserData(mAccount, Constants.KEY_OC_BASE_URL));
 267                 mHostUrlInput.setText(mHostBaseUrl);
 268                 String userName = mAccount.name.substring(0, mAccount.name.lastIndexOf('@'));
 269                 mUsernameInput.setText(userName);
 270
 271             }
 272             initAuthorizationMethod();  // checks intent and setup.xml to determine mCurrentAuthorizationMethod
 273             mJustCreated = true;
 274
 275             if (mAction == ACTION_UPDATE_TOKEN || !mHostUrlInputEnabled) {
 276                 checkOcServer();
 277             }
 278
 279         } else {
 280             mResumed = true;
 281             /// connection state and info
 282             mAuthMessageVisibility = savedInstanceState.getInt(KEY_AUTH_MESSAGE_VISIBILITY);
 283             mAuthMessageText = savedInstanceState.getString(KEY_AUTH_MESSAGE_TEXT);
 284             mServerIsValid = savedInstanceState.getBoolean(KEY_SERVER_VALID);
 285             mServerIsChecked = savedInstanceState.getBoolean(KEY_SERVER_CHECKED);
 286             mServerStatusText = savedInstanceState.getInt(KEY_SERVER_STATUS_TEXT);
 287             mServerStatusIcon = savedInstanceState.getInt(KEY_SERVER_STATUS_ICON);
 288             mIsSslConn = savedInstanceState.getBoolean(KEY_IS_SSL_CONN);
 289             mAuthStatusText = savedInstanceState.getInt(KEY_AUTH_STATUS_TEXT);
 290             mAuthStatusIcon = savedInstanceState.getInt(KEY_AUTH_STATUS_ICON);
 291             if (savedInstanceState.getBoolean(KEY_PASSWORD_VISIBLE, false)) {
 292                 showPassword();
 293             }
 294
 295             /// server data
 296             String ocVersion = savedInstanceState.getString(KEY_OC_VERSION);
 297             String ocVersionString = savedInstanceState.getString(KEY_OC_VERSION_STRING);
 298             if (ocVersion != null) {
 299                 mDiscoveredVersion = new OwnCloudVersion(ocVersion, ocVersionString);
 300             }
 301             mHostBaseUrl = savedInstanceState.getString(KEY_HOST_URL_TEXT);
 302
 303             // account data, if updating
 304             mAccount = savedInstanceState.getParcelable(KEY_ACCOUNT);
 305             mAuthTokenType = savedInstanceState.getString(AccountAuthenticator.KEY_AUTH_TOKEN_TYPE);
 306             if (mAuthTokenType == null) {
 307                 mAuthTokenType =  AccountTypeUtils.getAuthTokenTypePass(MainApp.getAccountType());
 308
 309             }
 310
 311             // check if server check was interrupted by a configuration change
 312             if (savedInstanceState.getBoolean(KEY_SERVER_CHECK_IN_PROGRESS, false)) {
 313                 checkOcServer();
 314             }
 315
 316             // refresh button enabled
 317             refreshButtonEnabled = savedInstanceState.getBoolean(KEY_REFRESH_BUTTON_ENABLED);
 318
 319
 320         }
 321
 322         if (mAuthMessageVisibility== View.VISIBLE) {
 323             showAuthMessage(mAuthMessageText);
 324         }
 325         else {
 326             hideAuthMessage();
 327         }
 328         adaptViewAccordingToAuthenticationMethod();
 329         showServerStatus();
 330         showAuthStatus();
 331
 332         if (mAction == ACTION_UPDATE_TOKEN) {
 333             /// lock things that should not change
 334             mHostUrlInput.setEnabled(false);
 335             mHostUrlInput.setFocusable(false);
 336             mUsernameInput.setEnabled(false);
 337             mUsernameInput.setFocusable(false);
 338             mOAuth2Check.setVisibility(View.GONE);
 339         }
 340
 341         //if (mServerIsChecked && !mServerIsValid && mRefreshButtonEnabled) showRefreshButton();
 342         if (mServerIsChecked && !mServerIsValid && refreshButtonEnabled) showRefreshButton();
 343         mOkButton.setEnabled(mServerIsValid); // state not automatically recovered in configuration changes
 344
 345         if (AccountTypeUtils.getAuthTokenTypeSamlSessionCookie(MainApp.getAccountType()).equals(mAuthTokenType) ||
 346                 !AUTH_OPTIONAL.equals(getString(R.string.auth_method_oauth2))) {
 347             mOAuth2Check.setVisibility(View.GONE);
 348         }
 349
 350         mPasswordInput.setText("");     // clean password to avoid social hacking (disadvantage: password in removed if the device is turned aside)
 351
 352         /// bind view elements to listeners and other friends
 353         mHostUrlInput.setOnFocusChangeListener(this);
 354         mHostUrlInput.setImeOptions(EditorInfo.IME_ACTION_NEXT);
 355         mHostUrlInput.setOnEditorActionListener(this);
 356         mHostUrlInput.addTextChangedListener(new TextWatcher() {
 357
 358             @Override
 359             public void afterTextChanged(Editable s) {
 360                 if (!mHostBaseUrl.equals(normalizeUrl(mHostUrlInput.getText().toString()))) {
 361                     mOkButton.setEnabled(false);
 362                 }
 363             }
 364
 365             @Override
 366             public void beforeTextChanged(CharSequence s, int start, int count, int after) {
 367             }
 368
 369             @Override
 370             public void onTextChanged(CharSequence s, int start, int before, int count) {
 371                 if (!mResumed) {
 372                     mAuthStatusIcon = 0;
 373                     mAuthStatusText = 0;
 374                     showAuthStatus();
 375                 }
 376                 mResumed = false;
 377             }
 378         });
 379
 380         mPasswordInput.setOnFocusChangeListener(this);
 381         mPasswordInput.setImeOptions(EditorInfo.IME_ACTION_DONE);
 382         mPasswordInput.setOnEditorActionListener(this);
 383         mPasswordInput.setOnTouchListener(new RightDrawableOnTouchListener() {
 384             @Override
 385             public boolean onDrawableTouch(final MotionEvent event) {
 386                 if (event.getAction() == MotionEvent.ACTION_UP) {
 387                     AuthenticatorActivity.this.onViewPasswordClick();
 388                 }
 389                 return true;
 390             }
 391         });
 392
 393         findViewById(R.id.scroll).setOnTouchListener(new OnTouchListener() {
 394             @Override
 395             public boolean onTouch(View view, MotionEvent event) {
 396                 if (event.getAction() == MotionEvent.ACTION_DOWN) {
 397                     if (AccountTypeUtils.getAuthTokenTypeSamlSessionCookie(MainApp.getAccountType()).equals(mAuthTokenType) &&
 398                             mHostUrlInput.hasFocus()) {
 399                         checkOcServer();
 400                     }
 401                 }
 402                 return false;
 403             }
 404         });
 405
 406         mOperationsServiceConnection = new OperationsServiceConnection();
 407         bindService(new Intent(this, OperationsService.class), mOperationsServiceConnection, Context.BIND_AUTO_CREATE);
 408     }
 409
 410
 411
 412     private void initAuthorizationMethod() {
 413         boolean oAuthRequired = false;
 414         boolean samlWebSsoRequired = false;
 415
 416         mAuthTokenType = getIntent().getExtras().getString(AccountAuthenticator.KEY_AUTH_TOKEN_TYPE);
 417         mAccount = getIntent().getExtras().getParcelable(EXTRA_ACCOUNT);
 418
 419         // TODO could be a good moment to validate the received token type, if not null
 420
 421         if (mAuthTokenType == null) {
 422             if (mAccount != null) {
 423                 /// same authentication method than the one used to create the account to update
 424                 oAuthRequired = (mAccountMgr.getUserData(mAccount, Constants.KEY_SUPPORTS_OAUTH2) != null);
 425                 samlWebSsoRequired = (mAccountMgr.getUserData(mAccount, Constants.KEY_SUPPORTS_SAML_WEB_SSO) != null);
 426
 427             } else {
 428                 /// use the one set in setup.xml
 429                 oAuthRequired = AUTH_ON.equals(getString(R.string.auth_method_oauth2));
 430                 samlWebSsoRequired = AUTH_ON.equals(getString(R.string.auth_method_saml_web_sso));
 431             }
 432             if (oAuthRequired) {
 433                 mAuthTokenType = AccountTypeUtils.getAuthTokenTypeAccessToken(MainApp.getAccountType());
 434             } else if (samlWebSsoRequired) {
 435                 mAuthTokenType = AccountTypeUtils.getAuthTokenTypeSamlSessionCookie(MainApp.getAccountType());
 436             } else {
 437                 mAuthTokenType = AccountTypeUtils.getAuthTokenTypePass(MainApp.getAccountType());
 438             }
 439         }
 440
 441         if (mAccount != null) {
 442             String userName = mAccount.name.substring(0, mAccount.name.lastIndexOf('@'));
 443             mUsernameInput.setText(userName);
 444         }
 445
 446         mOAuth2Check.setChecked(AccountTypeUtils.getAuthTokenTypeAccessToken(MainApp.getAccountType()).equals(mAuthTokenType));
 447
 448     }
 449
 450     /**
 451      * Saves relevant state before {@link #onPause()}
 452      *
 453      * Do NOT save {@link #mNewCapturedUriFromOAuth2Redirection}; it keeps a temporal flag, intended to defer the
 454      * processing of the redirection caught in {@link #onNewIntent(Intent)} until {@link #onResume()}
 455      *
 456      * See {@link #loadSavedInstanceState(Bundle)}
 457      */
 458     @Override
 459     protected void onSaveInstanceState(Bundle outState) {
 460         super.onSaveInstanceState(outState);
 461
 462         /// connection state and info
 463         outState.putInt(KEY_AUTH_MESSAGE_VISIBILITY, mAuthMessage.getVisibility());
 464         outState.putString(KEY_AUTH_MESSAGE_TEXT, mAuthMessage.getText().toString());
 465         outState.putInt(KEY_SERVER_STATUS_TEXT, mServerStatusText);
 466         outState.putInt(KEY_SERVER_STATUS_ICON, mServerStatusIcon);
 467         outState.putBoolean(KEY_SERVER_VALID, mServerIsValid);
 468         outState.putBoolean(KEY_SERVER_CHECKED, mServerIsChecked);
 469         outState.putBoolean(KEY_SERVER_CHECK_IN_PROGRESS, (!mServerIsValid && mOcServerChkOperation != null));
 470         outState.putBoolean(KEY_IS_SSL_CONN, mIsSslConn);
 471         outState.putBoolean(KEY_PASSWORD_VISIBLE, isPasswordVisible());
 472         outState.putInt(KEY_AUTH_STATUS_ICON, mAuthStatusIcon);
 473         outState.putInt(KEY_AUTH_STATUS_TEXT, mAuthStatusText);
 474
 475         /// server data
 476         if (mDiscoveredVersion != null) {
 477             outState.putString(KEY_OC_VERSION, mDiscoveredVersion.getVersion());
 478             outState.putString(KEY_OC_VERSION_STRING, mDiscoveredVersion.getVersionString());
 479         }
 480         outState.putString(KEY_HOST_URL_TEXT, mHostBaseUrl);
 481
 482         /// account data, if updating
 483         if (mAccount != null) {
 484             outState.putParcelable(KEY_ACCOUNT, mAccount);
 485         }
 486         outState.putString(AccountAuthenticator.KEY_AUTH_TOKEN_TYPE, mAuthTokenType);
 487
 488         // refresh button enabled
 489         outState.putBoolean(KEY_REFRESH_BUTTON_ENABLED, (mRefreshButton.getVisibility() == View.VISIBLE));
 490
 491
 492     }
 493
 494
 495     /**
 496      * The redirection triggered by the OAuth authentication server as response to the GET AUTHORIZATION request
 497      * is caught here.
 498      *
 499      * To make this possible, this activity needs to be qualified with android:launchMode = "singleTask" in the
 500      * AndroidManifest.xml file.
 501      */
 502     @Override
 503     protected void onNewIntent (Intent intent) {
 504         Log_OC.d(TAG, "onNewIntent()");
 505         Uri data = intent.getData();
 506         if (data != null && data.toString().startsWith(getString(R.string.oauth2_redirect_uri))) {
 507             mNewCapturedUriFromOAuth2Redirection = data;
 508         }
 509     }
 510
 511
 512     /**
 513      * The redirection triggered by the OAuth authentication server as response to the GET AUTHORIZATION, and
 514      * deferred in {@link #onNewIntent(Intent)}, is processed here.
 515      */
 516     @Override
 517     protected void onResume() {
 518         super.onResume();
 519         if (mAction == ACTION_UPDATE_TOKEN && mJustCreated && getIntent().getBooleanExtra(EXTRA_ENFORCED_UPDATE, false)) {
 520             if (AccountTypeUtils.getAuthTokenTypeAccessToken(MainApp.getAccountType()).equals(mAuthTokenType)) {
 521                 //Toast.makeText(this, R.string.auth_expired_oauth_token_toast, Toast.LENGTH_LONG).show();
 522                 showAuthMessage(getString(R.string.auth_expired_oauth_token_toast));
 523             } else if (AccountTypeUtils.getAuthTokenTypeSamlSessionCookie(MainApp.getAccountType()).equals(mAuthTokenType)) {
 524                 //Toast.makeText(this, R.string.auth_expired_saml_sso_token_toast, Toast.LENGTH_LONG).show();
 525                 showAuthMessage(getString(R.string.auth_expired_saml_sso_token_toast));
 526             } else {
 527                 //Toast.makeText(this, R.string.auth_expired_basic_auth_toast, Toast.LENGTH_LONG).show();
 528                 showAuthMessage(getString(R.string.auth_expired_basic_auth_toast));
 529             }
 530         }
 531
 532         if (mNewCapturedUriFromOAuth2Redirection != null) {
 533             getOAuth2AccessTokenFromCapturedRedirection();
 534         }
 535
 536         mJustCreated = false;
 537
 538     }
 539
 540
 541     /**
 542      * Parses the redirection with the response to the GET AUTHORIZATION request to the
 543      * oAuth server and requests for the access token (GET ACCESS TOKEN)
 544      */
 545     private void getOAuth2AccessTokenFromCapturedRedirection() {
 546         /// Parse data from OAuth redirection
 547         String queryParameters = mNewCapturedUriFromOAuth2Redirection.getQuery();
 548         mNewCapturedUriFromOAuth2Redirection = null;
 549
 550         /// Showing the dialog with instructions for the user.
 551         showDialog(DIALOG_OAUTH2_LOGIN_PROGRESS);
 552
 553         /// GET ACCESS TOKEN to the oAuth server
 554         RemoteOperation operation = new OAuth2GetAccessToken(   getString(R.string.oauth2_client_id),
 555                 getString(R.string.oauth2_redirect_uri),
 556                 getString(R.string.oauth2_grant_type),
 557                 queryParameters);
 558         //OwnCloudClient client = OwnCloudClientUtils.createOwnCloudClient(Uri.parse(getString(R.string.oauth2_url_endpoint_access)), getApplicationContext());
 559         OwnCloudClient client = OwnCloudClientFactory.createOwnCloudClient(Uri.parse(mOAuthTokenEndpointText.getText().toString().trim()), getApplicationContext(), true);
 560         operation.execute(client, this, mHandler);
 561     }
 562
 563
 564
 565     /**
 566      * Handles the change of focus on the text inputs for the server URL and the password
 567      */
 568     public void onFocusChange(View view, boolean hasFocus) {
 569         if (view.getId() == R.id.hostUrlInput) {
 570             if (!hasFocus) {
 571                 onUrlInputFocusLost((TextView) view);
 572             }
 573             else {
 574                 hideRefreshButton();
 575             }
 576
 577         } else if (view.getId() == R.id.account_password) {
 578             onPasswordFocusChanged((TextView) view, hasFocus);
 579         }
 580     }
 581
 582
 583     /**
 584      * Handles changes in focus on the text input for the server URL.
 585      *
 586      * IMPORTANT ENTRY POINT 2: When (!hasFocus), user wrote the server URL and changed to
 587      * other field. The operation to check the existence of the server in the entered URL is
 588      * started.
 589      *
 590      * When hasFocus:    user 'comes back' to write again the server URL.
 591      *
 592      * @param hostInput     TextView with the URL input field receiving the change of focus.
 593      */
 594     private void onUrlInputFocusLost(TextView hostInput) {
 595         if (!mHostBaseUrl.equals(normalizeUrl(mHostUrlInput.getText().toString()))) {
 596             checkOcServer();
 597         } else {
 598             mOkButton.setEnabled(mServerIsValid);
 599             if (!mServerIsValid) {
 600                 showRefreshButton();
 601             }
 602         }
 603     }
 604
 605
 606     private void checkOcServer() {
 607         String uri = trimUrlWebdav(mHostUrlInput.getText().toString().trim());
 608
 609         if (!mHostUrlInputEnabled){
 610             uri = getString(R.string.server_url);
 611         }
 612
 613         mServerIsValid = false;
 614         mServerIsChecked = false;
 615         mOkButton.setEnabled(false);
 616         mDiscoveredVersion = null;
 617         hideRefreshButton();
 618         if (uri.length() != 0) {
 619             mServerStatusText = R.string.auth_testing_connection;
 620             mServerStatusIcon = R.drawable.progress_small;
 621             showServerStatus();
 622             mOcServerChkOperation = new  GetRemoteStatusOperation(uri, this);
 623             OwnCloudClient client = OwnCloudClientFactory.createOwnCloudClient(Uri.parse(uri), this, true);
 624             mOperationThread = mOcServerChkOperation.execute(client, this, mHandler);
 625         } else {
 626             mServerStatusText = 0;
 627             mServerStatusIcon = 0;
 628             showServerStatus();
 629         }
 630     }
 631
 632
 633     /**
 634      * Handles changes in focus on the text input for the password (basic authorization).
 635      *
 636      * When (hasFocus), the button to toggle password visibility is shown.
 637      *
 638      * When (!hasFocus), the button is made invisible and the password is hidden.
 639      *
 640      * @param passwordInput    TextView with the password input field receiving the change of focus.
 641      * @param hasFocus          'True' if focus is received, 'false' if is lost
 642      */
 643     private void onPasswordFocusChanged(TextView passwordInput, boolean hasFocus) {
 644         if (hasFocus) {
 645             showViewPasswordButton();
 646         } else {
 647             hidePassword();
 648             hidePasswordButton();
 649         }
 650     }
 651
 652
 653     private void showViewPasswordButton() {
 654         //int drawable = android.R.drawable.ic_menu_view;
 655         int drawable = R.drawable.ic_view;
 656         if (isPasswordVisible()) {
 657             //drawable = android.R.drawable.ic_secure;
 658             drawable = R.drawable.ic_hide;
 659         }
 660         mPasswordInput.setCompoundDrawablesWithIntrinsicBounds(0, 0, drawable, 0);
 661     }
 662
 663     private boolean isPasswordVisible() {
 664         return ((mPasswordInput.getInputType() & InputType.TYPE_TEXT_VARIATION_VISIBLE_PASSWORD) == InputType.TYPE_TEXT_VARIATION_VISIBLE_PASSWORD);
 665     }
 666
 667     private void hidePasswordButton() {
 668         mPasswordInput.setCompoundDrawablesWithIntrinsicBounds(0, 0, 0, 0);
 669     }
 670
 671     private void showPassword() {
 672         mPasswordInput.setInputType(InputType.TYPE_CLASS_TEXT | InputType.TYPE_TEXT_VARIATION_VISIBLE_PASSWORD);
 673         showViewPasswordButton();
 674     }
 675
 676     private void hidePassword() {
 677         mPasswordInput.setInputType(InputType.TYPE_CLASS_TEXT | InputType.TYPE_TEXT_VARIATION_PASSWORD);
 678         showViewPasswordButton();
 679     }
 680
 681
 682     /**
 683      * Cancels the authenticator activity
 684      *
 685      * IMPORTANT ENTRY POINT 3: Never underestimate the importance of cancellation
 686      *
 687      * This method is bound in the layout/acceoun_setup.xml resource file.
 688      *
 689      * @param view      Cancel button
 690      */
 691     public void onCancelClick(View view) {
 692         setResult(RESULT_CANCELED);     // TODO review how is this related to AccountAuthenticator (debugging)
 693         finish();
 694     }
 695
 696
 697
 698     /**
 699      * Checks the credentials of the user in the root of the ownCloud server
 700      * before creating a new local account.
 701      *
 702      * For basic authorization, a check of existence of the root folder is
 703      * performed.
 704      *
 705      * For OAuth, starts the flow to get an access token; the credentials test
 706      * is postponed until it is available.
 707      *
 708      * IMPORTANT ENTRY POINT 4
 709      *
 710      * @param view      OK button
 711      */
 712     public void onOkClick(View view) {
 713         // this check should be unnecessary
 714         if (mDiscoveredVersion == null || !mDiscoveredVersion.isVersionValid()  || mHostBaseUrl == null || mHostBaseUrl.length() == 0) {
 715             mServerStatusIcon = R.drawable.common_error;
 716             mServerStatusText = R.string.auth_wtf_reenter_URL;
 717             showServerStatus();
 718             mOkButton.setEnabled(false);
 719             Log_OC.wtf(TAG,  "The user was allowed to click 'connect' to an unchecked server!!");
 720             return;
 721         }
 722
 723         if (AccountTypeUtils.getAuthTokenTypeAccessToken(MainApp.getAccountType()).equals(mAuthTokenType)) {
 724             startOauthorization();
 725         } else if (AccountTypeUtils.getAuthTokenTypeSamlSessionCookie(MainApp.getAccountType()).equals(mAuthTokenType)) {
 726             startSamlBasedFederatedSingleSignOnAuthorization();
 727         } else {
 728             checkBasicAuthorization();
 729         }
 730     }
 731
 732
 733     /**
 734      * Tests the credentials entered by the user performing a check of existence on
 735      * the root folder of the ownCloud server.
 736      */
 737     private void checkBasicAuthorization() {
 738         /// get the path to the root folder through WebDAV from the version server
 739         String webdav_path = AccountUtils.getWebdavPath(mDiscoveredVersion, mAuthTokenType);
 740
 741         /// get basic credentials entered by user
 742         String username = mUsernameInput.getText().toString();
 743         String password = mPasswordInput.getText().toString();
 744
 745         /// be gentle with the user
 746         showDialog(DIALOG_LOGIN_PROGRESS);
 747
 748         /// test credentials accessing the root folder
 749         mAuthCheckOperation = new  ExistenceCheckRemoteOperation("", this, false);
 750         OwnCloudClient client = OwnCloudClientFactory.createOwnCloudClient(Uri.parse(mHostBaseUrl + webdav_path), this, true);
 751         client.setBasicCredentials(username, password);
 752         mOperationThread = mAuthCheckOperation.execute(client, this, mHandler);
 753     }
 754
 755
 756     /**
 757      * Starts the OAuth 'grant type' flow to get an access token, with
 758      * a GET AUTHORIZATION request to the BUILT-IN authorization server.
 759      */
 760     private void startOauthorization() {
 761         // be gentle with the user
 762         mAuthStatusIcon = R.drawable.progress_small;
 763         mAuthStatusText = R.string.oauth_login_connection;
 764         showAuthStatus();
 765
 766
 767         // GET AUTHORIZATION request
 768         //Uri uri = Uri.parse(getString(R.string.oauth2_url_endpoint_auth));
 769         Uri uri = Uri.parse(mOAuthAuthEndpointText.getText().toString().trim());
 770         Uri.Builder uriBuilder = uri.buildUpon();
 771         uriBuilder.appendQueryParameter(OAuth2Constants.KEY_RESPONSE_TYPE, getString(R.string.oauth2_response_type));
 772         uriBuilder.appendQueryParameter(OAuth2Constants.KEY_REDIRECT_URI, getString(R.string.oauth2_redirect_uri));
 773         uriBuilder.appendQueryParameter(OAuth2Constants.KEY_CLIENT_ID, getString(R.string.oauth2_client_id));
 774         uriBuilder.appendQueryParameter(OAuth2Constants.KEY_SCOPE, getString(R.string.oauth2_scope));
 775         //uriBuilder.appendQueryParameter(OAuth2Constants.KEY_STATE, whateverwewant);
 776         uri = uriBuilder.build();
 777         Log_OC.d(TAG, "Starting browser to view " + uri.toString());
 778         Intent i = new Intent(Intent.ACTION_VIEW, uri);
 779         startActivity(i);
 780     }
 781
 782
 783     /**
 784      * Starts the Web Single Sign On flow to get access to the root folder
 785      * in the server.
 786      */
 787     private void startSamlBasedFederatedSingleSignOnAuthorization() {
 788         // be gentle with the user
 789         mAuthStatusIcon = R.drawable.progress_small;
 790         mAuthStatusText = R.string.auth_connecting_auth_server;
 791         showAuthStatus();
 792         showDialog(DIALOG_LOGIN_PROGRESS);
 793
 794         /// get the path to the root folder through WebDAV from the version server
 795         String webdav_path = AccountUtils.getWebdavPath(mDiscoveredVersion, mAuthTokenType);
 796
 797         /// test credentials accessing the root folder
 798         mAuthCheckOperation = new  ExistenceCheckRemoteOperation("", this, false);
 799         OwnCloudClient client = OwnCloudClientFactory.createOwnCloudClient(Uri.parse(mHostBaseUrl + webdav_path), this, false);
 800         mOperationThread = mAuthCheckOperation.execute(client, this, mHandler);
 801
 802     }
 803
 804     /**
 805      * Callback method invoked when a RemoteOperation executed by this Activity finishes.
 806      *
 807      * Dispatches the operation flow to the right method.
 808      */
 809     @Override
 810     public void onRemoteOperationFinish(RemoteOperation operation, RemoteOperationResult result) {
 811
 812         if (operation instanceof GetRemoteStatusOperation) {
 813             onOcServerCheckFinish((GetRemoteStatusOperation) operation, result);
 814
 815         } else if (operation instanceof OAuth2GetAccessToken) {
 816             onGetOAuthAccessTokenFinish((OAuth2GetAccessToken)operation, result);
 817
 818         } else if (operation instanceof ExistenceCheckRemoteOperation)  {
 819             if (AccountTypeUtils.getAuthTokenTypeSamlSessionCookie(MainApp.getAccountType()).equals(mAuthTokenType)) {
 820                 onSamlBasedFederatedSingleSignOnAuthorizationStart(operation, result);
 821
 822             } else {
 823                 onAuthorizationCheckFinish((ExistenceCheckRemoteOperation)operation, result);
 824             }
 825         } else if (operation instanceof GetRemoteUserNameOperation) {
 826             onGetUserNameFinish((GetRemoteUserNameOperation) operation, result);
 827
 828         } else if (operation instanceof DetectAuthenticationMethodOperation) {
 829             onDetectAutheticationFinish((DetectAuthenticationMethodOperation) operation, result);
 830         }
 831
 832     }
 833
 834     private void onDetectAutheticationFinish(DetectAuthenticationMethodOperation operation, RemoteOperationResult result) {
 835         // Read authentication method
 836         if (result.getData().size() > 0) {
 837             AuthenticationMethod authMethod = (AuthenticationMethod) result.getData().get(0);
 838             String basic = AccountTypeUtils.getAuthTokenTypePass(MainApp.getAccountType());
 839             String oAuth = AccountTypeUtils.getAuthTokenTypeAccessToken(MainApp.getAccountType());
 840             String saml =  AccountTypeUtils.getAuthTokenTypeSamlSessionCookie(MainApp.getAccountType());
 841
 842             if ( ( mAuthTokenType.equals(basic) && !authMethod.equals(AuthenticationMethod.BASIC_HTTP_AUTH) ) ||
 843                     ( mAuthTokenType.equals(oAuth) && !authMethod.equals(AuthenticationMethod.BEARER_TOKEN) ) ||
 844                     ( mAuthTokenType.equals(saml)  && !authMethod.equals(AuthenticationMethod.SAML_WEB_SSO) ) ) {
 845
 846                 mOkButton.setEnabled(false);
 847                 mServerIsValid = false;
 848                 //show an alert message ( Server Status )
 849                 updateServerStatusIconNoRegularAuth();
 850                 showServerStatus();
 851
 852             } else {
 853                 mOkButton.setEnabled(true);
 854
 855                 // Show server status
 856                 showServerStatus();
 857             }
 858
 859         }
 860     }
 861
 862
 863
 864     private void onGetUserNameFinish(GetRemoteUserNameOperation operation, RemoteOperationResult result) {
 865
 866         if (result.isSuccess()) {
 867             boolean success = false;
 868             String username = operation.getUserName();
 869
 870             if ( mAction == ACTION_CREATE) {
 871                 mUsernameInput.setText(username);
 872                 success = createAccount();
 873             } else {
 874
 875                 if (!mUsernameInput.getText().toString().equals(username)) {
 876                     // fail - not a new account, but an existing one; disallow
 877                     result = new RemoteOperationResult(ResultCode.ACCOUNT_NOT_THE_SAME);
 878                     updateAuthStatusIconAndText(result);
 879                     showAuthStatus();
 880                     Log_OC.d(TAG, result.getLogMessage());
 881                 } else {
 882                     updateToken();
 883                     success = true;
 884                 }
 885             }
 886
 887             if (success)
 888                 finish();
 889         } else {
 890             updateStatusIconFailUserName();
 891             showAuthStatus();
 892             Log_OC.e(TAG, "Access to user name failed: " + result.getLogMessage());
 893         }
 894
 895     }
 896
 897     private void onSamlBasedFederatedSingleSignOnAuthorizationStart(RemoteOperation operation, RemoteOperationResult result) {
 898         try {
 899             dismissDialog(DIALOG_LOGIN_PROGRESS);
 900         } catch (IllegalArgumentException e) {
 901             // NOTHING TO DO ; can't find out what situation that leads to the exception in this code, but user logs signal that it happens
 902         }
 903
 904         //if (result.isTemporalRedirection() && result.isIdPRedirection()) {
 905         if (result.isIdPRedirection()) {
 906             String url = result.getRedirectedLocation();
 907             String targetUrl = mHostBaseUrl + AccountUtils.getWebdavPath(mDiscoveredVersion, mAuthTokenType);
 908
 909             // Show dialog
 910             mSamlDialog = SamlWebViewDialog.newInstance(url, targetUrl);
 911             mSamlDialog.show(getSupportFragmentManager(), TAG_SAML_DIALOG);
 912
 913             mAuthStatusIcon = 0;
 914             mAuthStatusText = 0;
 915
 916         } else {
 917             mAuthStatusIcon = R.drawable.common_error;
 918             mAuthStatusText = R.string.auth_unsupported_auth_method;
 919
 920         }
 921         showAuthStatus();
 922     }
 923
 924
 925     /**
 926      * Processes the result of the server check performed when the user finishes the enter of the
 927      * server URL.
 928      *
 929      * @param operation     Server check performed.
 930      * @param result        Result of the check.
 931      */
 932     private void onOcServerCheckFinish(GetRemoteStatusOperation operation, RemoteOperationResult result) {
 933         if (operation.equals(mOcServerChkOperation)) {
 934             /// save result state
 935             mServerIsChecked = true;
 936             mServerIsValid = result.isSuccess();
 937             mIsSslConn = (result.getCode() == ResultCode.OK_SSL);
 938             mOcServerChkOperation = null;
 939
 940
 941             /// retrieve discovered version and normalize server URL
 942             mDiscoveredVersion = operation.getDiscoveredVersion();
 943             mHostBaseUrl = normalizeUrl(mHostUrlInput.getText().toString());
 944
 945             // Refresh server status, but don't show it
 946             updateServerStatusIconAndText(result);
 947
 948             /// update status icon and text
 949             if (mServerIsValid) {
 950                 hideRefreshButton();
 951                 // Try to create an account with user and pass "", to know if it is a regular server
 952                 // Update connect button in the answer of this method
 953                 detectAuthorizationMethod();
 954             } else {
 955                 showRefreshButton();
 956                 // Show server status
 957                 showServerStatus();
 958             }
 959
 960             /// very special case (TODO: move to a common place for all the remote operations)
 961             if (result.getCode() == ResultCode.SSL_RECOVERABLE_PEER_UNVERIFIED) {
 962                 showUntrustedCertDialog(result);
 963             }
 964
 965
 966         }   // else nothing ; only the last check operation is considered;
 967         // multiple can be triggered if the user amends a URL before a previous check can be triggered
 968     }
 969
 970
 971     /**
 972      *  Try to access with  user/pass ""/"", to know if it is a regular server
 973      */
 974     private void detectAuthorizationMethod() {
 975
 976         Log_OC.d(TAG, "Trying empty authorization to detect authentication method");
 977
 978         /// test credentials
 979         Intent service = new Intent(this, OperationsService.class);
 980         service.setAction(OperationsService.ACTION_DETECT_AUTHENTICATION_METHOD);
 981         service.putExtra(OperationsService.EXTRA_SERVER_URL, mHostBaseUrl);
 982         startService(service);
 983     }
 984
 985
 986     private String normalizeUrl(String url) {
 987         if (url != null && url.length() > 0) {
 988             url = url.trim();
 989             if (!url.toLowerCase().startsWith("http://") &&
 990                     !url.toLowerCase().startsWith("https://")) {
 991                 if (mIsSslConn) {
 992                     url = "https://" + url;
 993                 } else {
 994                     url = "http://" + url;
 995                 }
 996             }
 997
 998             // OC-208: Add suffix remote.php/webdav to normalize (OC-34)
 999             url = trimUrlWebdav(url);
1000
1001             if (url.endsWith("/")) {
1002                 url = url.substring(0, url.length() - 1);
1003             }
1004
1005         }
1006         return (url != null ? url : "");
1007     }
1008
1009
1010     private String trimUrlWebdav(String url){
1011         if(url.toLowerCase().endsWith(AccountUtils.WEBDAV_PATH_4_0)){
1012             url = url.substring(0, url.length() - AccountUtils.WEBDAV_PATH_4_0.length());
1013         } else if(url.toLowerCase().endsWith(AccountUtils.WEBDAV_PATH_2_0)){
1014             url = url.substring(0, url.length() - AccountUtils.WEBDAV_PATH_2_0.length());
1015         } else if (url.toLowerCase().endsWith(AccountUtils.WEBDAV_PATH_1_2)){
1016             url = url.substring(0, url.length() - AccountUtils.WEBDAV_PATH_1_2.length());
1017         }
1018         return (url != null ? url : "");
1019     }
1020
1021
1022     /**
1023      * Chooses the right icon and text to show to the user for the received operation result.
1024      *
1025      * @param result    Result of a remote operation performed in this activity
1026      */
1027     private void updateServerStatusIconAndText(RemoteOperationResult result) {
1028         mServerStatusIcon = R.drawable.common_error;    // the most common case in the switch below
1029
1030         switch (result.getCode()) {
1031         case OK_SSL:
1032             mServerStatusIcon = android.R.drawable.ic_secure;
1033             mServerStatusText = R.string.auth_secure_connection;
1034             break;
1035
1036         case OK_NO_SSL:
1037         case OK:
1038             if (mHostUrlInput.getText().toString().trim().toLowerCase().startsWith("http://") ) {
1039                 mServerStatusText = R.string.auth_connection_established;
1040                 mServerStatusIcon = R.drawable.ic_ok;
1041             } else {
1042                 mServerStatusText = R.string.auth_nossl_plain_ok_title;
1043                 mServerStatusIcon = android.R.drawable.ic_partial_secure;
1044             }
1045             break;
1046
1047         case NO_NETWORK_CONNECTION:
1048             mServerStatusIcon = R.drawable.no_network;
1049             mServerStatusText = R.string.auth_no_net_conn_title;
1050             break;
1051
1052         case SSL_RECOVERABLE_PEER_UNVERIFIED:
1053             mServerStatusText = R.string.auth_ssl_unverified_server_title;
1054             break;
1055         case BAD_OC_VERSION:
1056             mServerStatusText = R.string.auth_bad_oc_version_title;
1057             break;
1058         case WRONG_CONNECTION:
1059             mServerStatusText = R.string.auth_wrong_connection_title;
1060             break;
1061         case TIMEOUT:
1062             mServerStatusText = R.string.auth_timeout_title;
1063             break;
1064         case INCORRECT_ADDRESS:
1065             mServerStatusText = R.string.auth_incorrect_address_title;
1066             break;
1067         case SSL_ERROR:
1068             mServerStatusText = R.string.auth_ssl_general_error_title;
1069             break;
1070         case UNAUTHORIZED:
1071             mServerStatusText = R.string.auth_unauthorized;
1072             break;
1073         case HOST_NOT_AVAILABLE:
1074             mServerStatusText = R.string.auth_unknown_host_title;
1075             break;
1076         case INSTANCE_NOT_CONFIGURED:
1077             mServerStatusText = R.string.auth_not_configured_title;
1078             break;
1079         case FILE_NOT_FOUND:
1080             mServerStatusText = R.string.auth_incorrect_path_title;
1081             break;
1082         case OAUTH2_ERROR:
1083             mServerStatusText = R.string.auth_oauth_error;
1084             break;
1085         case OAUTH2_ERROR_ACCESS_DENIED:
1086             mServerStatusText = R.string.auth_oauth_error_access_denied;
1087             break;
1088         case UNHANDLED_HTTP_CODE:
1089         case UNKNOWN_ERROR:
1090             mServerStatusText = R.string.auth_unknown_error_title;
1091             break;
1092         default:
1093             mServerStatusText = 0;
1094             mServerStatusIcon = 0;
1095         }
1096     }
1097
1098
1099     /**
1100      * Chooses the right icon and text to show to the user for the received operation result.
1101      *
1102      * @param result    Result of a remote operation performed in this activity
1103      */
1104     private void updateAuthStatusIconAndText(RemoteOperationResult result) {
1105         mAuthStatusIcon = R.drawable.common_error;    // the most common case in the switch below
1106
1107         switch (result.getCode()) {
1108         case OK_SSL:
1109             mAuthStatusIcon = android.R.drawable.ic_secure;
1110             mAuthStatusText = R.string.auth_secure_connection;
1111             break;
1112
1113         case OK_NO_SSL:
1114         case OK:
1115             if (mHostUrlInput.getText().toString().trim().toLowerCase().startsWith("http://") ) {
1116                 mAuthStatusText = R.string.auth_connection_established;
1117                 mAuthStatusIcon = R.drawable.ic_ok;
1118             } else {
1119                 mAuthStatusText = R.string.auth_nossl_plain_ok_title;
1120                 mAuthStatusIcon = android.R.drawable.ic_partial_secure;
1121             }
1122             break;
1123
1124         case NO_NETWORK_CONNECTION:
1125             mAuthStatusIcon = R.drawable.no_network;
1126             mAuthStatusText = R.string.auth_no_net_conn_title;
1127             break;
1128
1129         case SSL_RECOVERABLE_PEER_UNVERIFIED:
1130             mAuthStatusText = R.string.auth_ssl_unverified_server_title;
1131             break;
1132         case BAD_OC_VERSION:
1133             mAuthStatusText = R.string.auth_bad_oc_version_title;
1134             break;
1135         case WRONG_CONNECTION:
1136             mAuthStatusText = R.string.auth_wrong_connection_title;
1137             break;
1138         case TIMEOUT:
1139             mAuthStatusText = R.string.auth_timeout_title;
1140             break;
1141         case INCORRECT_ADDRESS:
1142             mAuthStatusText = R.string.auth_incorrect_address_title;
1143             break;
1144         case SSL_ERROR:
1145             mAuthStatusText = R.string.auth_ssl_general_error_title;
1146             break;
1147         case UNAUTHORIZED:
1148             mAuthStatusText = R.string.auth_unauthorized;
1149             break;
1150         case HOST_NOT_AVAILABLE:
1151             mAuthStatusText = R.string.auth_unknown_host_title;
1152             break;
1153         case INSTANCE_NOT_CONFIGURED:
1154             mAuthStatusText = R.string.auth_not_configured_title;
1155             break;
1156         case FILE_NOT_FOUND:
1157             mAuthStatusText = R.string.auth_incorrect_path_title;
1158             break;
1159         case OAUTH2_ERROR:
1160             mAuthStatusText = R.string.auth_oauth_error;
1161             break;
1162         case OAUTH2_ERROR_ACCESS_DENIED:
1163             mAuthStatusText = R.string.auth_oauth_error_access_denied;
1164             break;
1165         case ACCOUNT_NOT_NEW:
1166             mAuthStatusText = R.string.auth_account_not_new;
1167             break;
1168         case ACCOUNT_NOT_THE_SAME:
1169             mAuthStatusText = R.string.auth_account_not_the_same;
1170             break;
1171         case UNHANDLED_HTTP_CODE:
1172         case UNKNOWN_ERROR:
1173             mAuthStatusText = R.string.auth_unknown_error_title;
1174             break;
1175         default:
1176             mAuthStatusText = 0;
1177             mAuthStatusIcon = 0;
1178         }
1179     }
1180
1181
1182     private void updateStatusIconFailUserName(){
1183         mAuthStatusIcon = R.drawable.common_error;
1184         mAuthStatusText = R.string.auth_fail_get_user_name;
1185     }
1186
1187     private void updateServerStatusIconNoRegularAuth(){
1188         mServerStatusIcon = R.drawable.common_error;
1189         mServerStatusText = R.string.auth_can_not_auth_against_server;
1190     }
1191
1192     /**
1193      * Processes the result of the request for and access token send
1194      * to an OAuth authorization server.
1195      *
1196      * @param operation     Operation performed requesting the access token.
1197      * @param result        Result of the operation.
1198      */
1199     private void onGetOAuthAccessTokenFinish(OAuth2GetAccessToken operation, RemoteOperationResult result) {
1200         try {
1201             dismissDialog(DIALOG_OAUTH2_LOGIN_PROGRESS);
1202         } catch (IllegalArgumentException e) {
1203             // NOTHING TO DO ; can't find out what situation that leads to the exception in this code, but user logs signal that it happens
1204         }
1205
1206         String webdav_path = AccountUtils.getWebdavPath(mDiscoveredVersion, mAuthTokenType);
1207         if (result.isSuccess() && webdav_path != null) {
1208             /// be gentle with the user
1209             showDialog(DIALOG_LOGIN_PROGRESS);
1210
1211             /// time to test the retrieved access token on the ownCloud server
1212             mAuthToken = ((OAuth2GetAccessToken)operation).getResultTokenMap().get(OAuth2Constants.KEY_ACCESS_TOKEN);
1213             Log_OC.d(TAG, "Got ACCESS TOKEN: " + mAuthToken);
1214             mAuthCheckOperation = new ExistenceCheckRemoteOperation("", this, false);
1215             OwnCloudClient client = OwnCloudClientFactory.createOwnCloudClient(Uri.parse(mHostBaseUrl + webdav_path), this, true);
1216             client.setBearerCredentials(mAuthToken);
1217             mAuthCheckOperation.execute(client, this, mHandler);
1218
1219         } else {
1220             updateAuthStatusIconAndText(result);
1221             showAuthStatus();
1222             Log_OC.d(TAG, "Access failed: " + result.getLogMessage());
1223         }
1224     }
1225
1226
1227     /**
1228      * Processes the result of the access check performed to try the user credentials.
1229      *
1230      * Creates a new account through the AccountManager.
1231      *
1232      * @param operation     Access check performed.
1233      * @param result        Result of the operation.
1234      */
1235     private void onAuthorizationCheckFinish(ExistenceCheckRemoteOperation operation, RemoteOperationResult result) {
1236         try {
1237             dismissDialog(DIALOG_LOGIN_PROGRESS);
1238         } catch (IllegalArgumentException e) {
1239             // NOTHING TO DO ; can't find out what situation that leads to the exception in this code, but user logs signal that it happens
1240         }
1241
1242         if (result.isSuccess()) {
1243             Log_OC.d(TAG, "Successful access - time to save the account");
1244
1245             boolean success = false;
1246             if (mAction == ACTION_CREATE) {
1247                 success = createAccount();
1248
1249             } else {
1250                 updateToken();
1251                 success = true;
1252             }
1253
1254             if (success) {
1255                 finish();
1256             }
1257
1258         } else if (result.isServerFail() || result.isException()) {
1259             /// if server fail or exception in authorization, the UI is updated as when a server check failed
1260             mServerIsChecked = true;
1261             mServerIsValid = false;
1262             mIsSslConn = false;
1263             mOcServerChkOperation = null;
1264             mDiscoveredVersion = null;
1265             mHostBaseUrl = normalizeUrl(mHostUrlInput.getText().toString());
1266
1267             // update status icon and text
1268             updateServerStatusIconAndText(result);
1269             showServerStatus();
1270             mAuthStatusIcon = 0;
1271             mAuthStatusText = 0;
1272             showAuthStatus();
1273
1274             // update input controls state
1275             showRefreshButton();
1276             mOkButton.setEnabled(false);
1277
1278             // very special case (TODO: move to a common place for all the remote operations) (dangerous here?)
1279             if (result.getCode() == ResultCode.SSL_RECOVERABLE_PEER_UNVERIFIED) {
1280                 showUntrustedCertDialog(result);
1281             }
1282
1283         } else {    // authorization fail due to client side - probably wrong credentials
1284             updateAuthStatusIconAndText(result);
1285             showAuthStatus();
1286             Log_OC.d(TAG, "Access failed: " + result.getLogMessage());
1287         }
1288     }
1289
1290
1291
1292
1293     /**
1294      * Sets the proper response to get that the Account Authenticator that started this activity saves
1295      * a new authorization token for mAccount.
1296      */
1297     private void updateToken() {
1298         Bundle response = new Bundle();
1299         response.putString(AccountManager.KEY_ACCOUNT_NAME, mAccount.name);
1300         response.putString(AccountManager.KEY_ACCOUNT_TYPE, mAccount.type);
1301
1302         if (AccountTypeUtils.getAuthTokenTypeAccessToken(MainApp.getAccountType()).equals(mAuthTokenType)) {
1303             response.putString(AccountManager.KEY_AUTHTOKEN, mAuthToken);
1304             // the next line is necessary; by now, notifications are calling directly to the AuthenticatorActivity to update, without AccountManager intervention
1305             mAccountMgr.setAuthToken(mAccount, mAuthTokenType, mAuthToken);
1306
1307         } else if (AccountTypeUtils.getAuthTokenTypeSamlSessionCookie(MainApp.getAccountType()).equals(mAuthTokenType)) {
1308
1309             response.putString(AccountManager.KEY_AUTHTOKEN, mAuthToken);
1310             // the next line is necessary; by now, notifications are calling directly to the AuthenticatorActivity to update, without AccountManager intervention
1311             mAccountMgr.setAuthToken(mAccount, mAuthTokenType, mAuthToken);
1312
1313         } else {
1314             response.putString(AccountManager.KEY_AUTHTOKEN, mPasswordInput.getText().toString());
1315             mAccountMgr.setPassword(mAccount, mPasswordInput.getText().toString());
1316         }
1317         setAccountAuthenticatorResult(response);
1318
1319     }
1320
1321
1322     /**
1323      * Creates a new account through the Account Authenticator that started this activity.
1324      *
1325      * This makes the account permanent.
1326      *
1327      * TODO Decide how to name the OAuth accounts
1328      */
1329     private boolean createAccount() {
1330         /// create and save new ownCloud account
1331         boolean isOAuth = AccountTypeUtils.getAuthTokenTypeAccessToken(MainApp.getAccountType()).equals(mAuthTokenType);
1332         boolean isSaml =  AccountTypeUtils.getAuthTokenTypeSamlSessionCookie(MainApp.getAccountType()).equals(mAuthTokenType);
1333
1334         Uri uri = Uri.parse(mHostBaseUrl);
1335         String username = mUsernameInput.getText().toString().trim();
1336         if (isOAuth) {
1337             username = "OAuth_user" + (new java.util.Random(System.currentTimeMillis())).nextLong();
1338         }
1339         String accountName = username + "@" + uri.getHost();
1340         if (uri.getPort() >= 0) {
1341             accountName += ":" + uri.getPort();
1342         }
1343         mAccount = new Account(accountName, MainApp.getAccountType());
1344         if (AccountUtils.exists(mAccount, getApplicationContext())) {
1345             // fail - not a new account, but an existing one; disallow
1346             RemoteOperationResult result = new RemoteOperationResult(ResultCode.ACCOUNT_NOT_NEW);
1347             updateAuthStatusIconAndText(result);
1348             showAuthStatus();
1349             Log_OC.d(TAG, result.getLogMessage());
1350             return false;
1351
1352         } else {
1353
1354             if (isOAuth || isSaml) {
1355                 mAccountMgr.addAccountExplicitly(mAccount, "", null);  // with external authorizations, the password is never input in the app
1356             } else {
1357                 mAccountMgr.addAccountExplicitly(mAccount, mPasswordInput.getText().toString(), null);
1358             }
1359
1360             /// add the new account as default in preferences, if there is none already
1361             Account defaultAccount = AccountUtils.getCurrentOwnCloudAccount(this);
1362             if (defaultAccount == null) {
1363                 SharedPreferences.Editor editor = PreferenceManager
1364                         .getDefaultSharedPreferences(this).edit();
1365                 editor.putString("select_oc_account", accountName);
1366                 editor.commit();
1367             }
1368
1369             /// prepare result to return to the Authenticator
1370             //  TODO check again what the Authenticator makes with it; probably has the same effect as addAccountExplicitly, but it's not well done
1371             final Intent intent = new Intent();
1372             intent.putExtra(AccountManager.KEY_ACCOUNT_TYPE,    MainApp.getAccountType());
1373             intent.putExtra(AccountManager.KEY_ACCOUNT_NAME,    mAccount.name);
1374             /*if (!isOAuth)
1375                 intent.putExtra(AccountManager.KEY_AUTHTOKEN,   MainApp.getAccountType()); */
1376             intent.putExtra(AccountManager.KEY_USERDATA,        username);
1377             if (isOAuth || isSaml) {
1378                 mAccountMgr.setAuthToken(mAccount, mAuthTokenType, mAuthToken);
1379             }
1380             /// add user data to the new account; TODO probably can be done in the last parameter addAccountExplicitly, or in KEY_USERDATA
1381             mAccountMgr.setUserData(mAccount, Constants.KEY_OC_VERSION,         mDiscoveredVersion.getVersion());
1382             mAccountMgr.setUserData(mAccount, Constants.KEY_OC_VERSION_STRING,  mDiscoveredVersion.getVersionString());
1383             mAccountMgr.setUserData(mAccount, Constants.KEY_OC_BASE_URL,   mHostBaseUrl);
1384
1385             if (isSaml) {
1386                 mAccountMgr.setUserData(mAccount, Constants.KEY_SUPPORTS_SAML_WEB_SSO, "TRUE");
1387             } else if (isOAuth) {
1388                 mAccountMgr.setUserData(mAccount, Constants.KEY_SUPPORTS_OAUTH2, "TRUE");
1389             }
1390
1391             setAccountAuthenticatorResult(intent.getExtras());
1392             setResult(RESULT_OK, intent);
1393
1394             return true;
1395         }
1396     }
1397
1398
1399     /**
1400      * {@inheritDoc}
1401      *
1402      * Necessary to update the contents of the SSL Dialog
1403      *
1404      * TODO move to some common place for all possible untrusted SSL failures
1405      */
1406     @Override
1407     protected void onPrepareDialog(int id, Dialog dialog, Bundle args) {
1408         switch (id) {
1409         case DIALOG_LOGIN_PROGRESS:
1410         case DIALOG_CERT_NOT_SAVED:
1411         case DIALOG_OAUTH2_LOGIN_PROGRESS:
1412             break;
1413         default:
1414             Log_OC.e(TAG, "Incorrect dialog called with id = " + id);
1415         }
1416     }
1417
1418
1419     /**
1420      * {@inheritDoc}
1421      */
1422     @Override
1423     protected Dialog onCreateDialog(int id) {
1424         Dialog dialog = null;
1425         switch (id) {
1426         case DIALOG_LOGIN_PROGRESS: {
1427             /// simple progress dialog
1428             ProgressDialog working_dialog = new ProgressDialog(this);
1429             working_dialog.setMessage(getResources().getString(R.string.auth_trying_to_login));
1430             working_dialog.setIndeterminate(true);
1431             working_dialog.setCancelable(true);
1432             working_dialog
1433             .setOnCancelListener(new DialogInterface.OnCancelListener() {
1434                 @Override
1435                 public void onCancel(DialogInterface dialog) {
1436                     /// TODO study if this is enough
1437                     Log_OC.i(TAG, "Login canceled");
1438                     if (mOperationThread != null) {
1439                         mOperationThread.interrupt();
1440                         finish();
1441                     }
1442                 }
1443             });
1444             dialog = working_dialog;
1445             break;
1446         }
1447         case DIALOG_OAUTH2_LOGIN_PROGRESS: {
1448             ProgressDialog working_dialog = new ProgressDialog(this);
1449             working_dialog.setMessage(String.format("Getting authorization"));
1450             working_dialog.setIndeterminate(true);
1451             working_dialog.setCancelable(true);
1452             working_dialog
1453             .setOnCancelListener(new DialogInterface.OnCancelListener() {
1454                 @Override
1455                 public void onCancel(DialogInterface dialog) {
1456                     Log_OC.i(TAG, "Login canceled");
1457                     finish();
1458                 }
1459             });
1460             dialog = working_dialog;
1461             break;
1462         }
1463         case DIALOG_CERT_NOT_SAVED: {
1464             AlertDialog.Builder builder = new AlertDialog.Builder(this);
1465             builder.setMessage(getResources().getString(R.string.ssl_validator_not_saved));
1466             builder.setCancelable(false);
1467             builder.setPositiveButton(R.string.common_ok, new DialogInterface.OnClickListener() {
1468                 @Override
1469                 public void onClick(DialogInterface dialog, int which) {
1470                     dialog.dismiss();
1471                 };
1472             });
1473             dialog = builder.create();
1474             break;
1475         }
1476         default:
1477             Log_OC.e(TAG, "Incorrect dialog called with id = " + id);
1478         }
1479         return dialog;
1480     }
1481
1482
1483     /**
1484      * Starts and activity to open the 'new account' page in the ownCloud web site
1485      *
1486      * @param view      'Account register' button
1487      */
1488     public void onRegisterClick(View view) {
1489         Intent register = new Intent(Intent.ACTION_VIEW, Uri.parse(getString(R.string.welcome_link_url)));
1490         setResult(RESULT_CANCELED);
1491         startActivity(register);
1492     }
1493
1494
1495     /**
1496      * Updates the content and visibility state of the icon and text associated
1497      * to the last check on the ownCloud server.
1498      */
1499     private void showServerStatus() {
1500         TextView tv = (TextView) findViewById(R.id.server_status_text);
1501
1502         if (mServerStatusIcon == 0 && mServerStatusText == 0) {
1503             tv.setVisibility(View.INVISIBLE);
1504
1505         } else {
1506             tv.setText(mServerStatusText);
1507             tv.setCompoundDrawablesWithIntrinsicBounds(mServerStatusIcon, 0, 0, 0);
1508             tv.setVisibility(View.VISIBLE);
1509         }
1510
1511     }
1512
1513
1514     /**
1515      * Updates the content and visibility state of the icon and text associated
1516      * to the interactions with the OAuth authorization server.
1517      */
1518     private void showAuthStatus() {
1519         if (mAuthStatusIcon == 0 && mAuthStatusText == 0) {
1520             mAuthStatusLayout.setVisibility(View.INVISIBLE);
1521
1522         } else {
1523             mAuthStatusLayout.setText(mAuthStatusText);
1524             mAuthStatusLayout.setCompoundDrawablesWithIntrinsicBounds(mAuthStatusIcon, 0, 0, 0);
1525             mAuthStatusLayout.setVisibility(View.VISIBLE);
1526         }
1527     }
1528
1529
1530     private void showRefreshButton() {
1531         mRefreshButton.setVisibility(View.VISIBLE);
1532     }
1533
1534     private void hideRefreshButton() {
1535         mRefreshButton.setVisibility(View.GONE);
1536     }
1537
1538     /**
1539      * Called when the refresh button in the input field for ownCloud host is clicked.
1540      *
1541      * Performs a new check on the URL in the input field.
1542      *
1543      * @param view      Refresh 'button'
1544      */
1545     public void onRefreshClick(View view) {
1546         checkOcServer();
1547     }
1548
1549
1550     /**
1551      * Called when the eye icon in the password field is clicked.
1552      *
1553      * Toggles the visibility of the password in the field.
1554      */
1555     public void onViewPasswordClick() {
1556         int selectionStart = mPasswordInput.getSelectionStart();
1557         int selectionEnd = mPasswordInput.getSelectionEnd();
1558         if (isPasswordVisible()) {
1559             hidePassword();
1560         } else {
1561             showPassword();
1562         }
1563         mPasswordInput.setSelection(selectionStart, selectionEnd);
1564     }
1565
1566
1567     /**
1568      * Called when the checkbox for OAuth authorization is clicked.
1569      *
1570      * Hides or shows the input fields for user & password.
1571      *
1572      * @param view      'View password' 'button'
1573      */
1574     public void onCheckClick(View view) {
1575         CheckBox oAuth2Check = (CheckBox)view;
1576         if (oAuth2Check.isChecked()) {
1577             mAuthTokenType = AccountTypeUtils.getAuthTokenTypeAccessToken(MainApp.getAccountType());
1578         } else {
1579             mAuthTokenType = AccountTypeUtils.getAuthTokenTypePass(MainApp.getAccountType());
1580         }
1581         adaptViewAccordingToAuthenticationMethod();
1582     }
1583
1584
1585     /**
1586      * Changes the visibility of input elements depending on
1587      * the current authorization method.
1588      */
1589     private void adaptViewAccordingToAuthenticationMethod () {
1590         if (AccountTypeUtils.getAuthTokenTypeAccessToken(MainApp.getAccountType()).equals(mAuthTokenType)) {
1591             // OAuth 2 authorization
1592             mOAuthAuthEndpointText.setVisibility(View.VISIBLE);
1593             mOAuthTokenEndpointText.setVisibility(View.VISIBLE);
1594             mUsernameInput.setVisibility(View.GONE);
1595             mPasswordInput.setVisibility(View.GONE);
1596
1597         } else if (AccountTypeUtils.getAuthTokenTypeSamlSessionCookie(MainApp.getAccountType()).equals(mAuthTokenType)) {
1598             // SAML-based web Single Sign On
1599             mOAuthAuthEndpointText.setVisibility(View.GONE);
1600             mOAuthTokenEndpointText.setVisibility(View.GONE);
1601             mUsernameInput.setVisibility(View.GONE);
1602             mPasswordInput.setVisibility(View.GONE);
1603         } else {
1604             // basic HTTP authorization
1605             mOAuthAuthEndpointText.setVisibility(View.GONE);
1606             mOAuthTokenEndpointText.setVisibility(View.GONE);
1607             mUsernameInput.setVisibility(View.VISIBLE);
1608             mPasswordInput.setVisibility(View.VISIBLE);
1609         }
1610     }
1611
1612     /**
1613      *  Called when the 'action' button in an IME is pressed ('enter' in software keyboard).
1614      *
1615      *  Used to trigger the authentication check when the user presses 'enter' after writing the password,
1616      *  or to throw the server test when the only field on screen is the URL input field.
1617      */
1618     @Override
1619     public boolean onEditorAction(TextView inputField, int actionId, KeyEvent event) {
1620         if (actionId == EditorInfo.IME_ACTION_DONE && inputField != null && inputField.equals(mPasswordInput)) {
1621             if (mOkButton.isEnabled()) {
1622                 mOkButton.performClick();
1623             }
1624
1625         } else if (actionId == EditorInfo.IME_ACTION_NEXT && inputField != null && inputField.equals(mHostUrlInput)) {
1626             if (AccountTypeUtils.getAuthTokenTypeSamlSessionCookie(MainApp.getAccountType()).equals(mAuthTokenType)) {
1627                 checkOcServer();
1628             }
1629         }
1630         return false;   // always return false to grant that the software keyboard is hidden anyway
1631     }
1632
1633
1634     private abstract static class RightDrawableOnTouchListener implements OnTouchListener  {
1635
1636         private int fuzz = 75;
1637
1638         /**
1639          * {@inheritDoc}
1640          */
1641         @Override
1642         public boolean onTouch(View view, MotionEvent event) {
1643             Drawable rightDrawable = null;
1644             if (view instanceof TextView) {
1645                 Drawable[] drawables = ((TextView)view).getCompoundDrawables();
1646                 if (drawables.length > 2) {
1647                     rightDrawable = drawables[2];
1648                 }
1649             }
1650             if (rightDrawable != null) {
1651                 final int x = (int) event.getX();
1652                 final int y = (int) event.getY();
1653                 final Rect bounds = rightDrawable.getBounds();
1654                 if (x >= (view.getRight() - bounds.width() - fuzz) && x <= (view.getRight() - view.getPaddingRight() + fuzz)
1655                         && y >= (view.getPaddingTop() - fuzz) && y <= (view.getHeight() - view.getPaddingBottom()) + fuzz) {
1656
1657                     return onDrawableTouch(event);
1658                 }
1659             }
1660             return false;
1661         }
1662
1663         public abstract boolean onDrawableTouch(final MotionEvent event);
1664     }
1665
1666
1667     public void onSamlDialogSuccess(String sessionCookie) {
1668         mAuthToken = sessionCookie;
1669
1670         if (sessionCookie != null && sessionCookie.length() > 0) {
1671             mAuthToken = sessionCookie;
1672
1673             GetRemoteUserNameOperation getUserOperation = new GetRemoteUserNameOperation();
1674             OwnCloudClient client = OwnCloudClientFactory.createOwnCloudClient(Uri.parse(mHostBaseUrl), getApplicationContext(), true);
1675             client.setSsoSessionCookie(mAuthToken);
1676             getUserOperation.execute(client, this, mHandler);
1677         }
1678
1679
1680     }
1681
1682
1683     @Override
1684     public void onSsoFinished(String sessionCookies) {
1685         //Toast.makeText(this, "got cookies: " + sessionCookie, Toast.LENGTH_LONG).show();
1686
1687         if (sessionCookies != null && sessionCookies.length() > 0) {
1688             Log_OC.d(TAG, "Successful SSO - time to save the account");
1689             onSamlDialogSuccess(sessionCookies);
1690             Fragment fd = getSupportFragmentManager().findFragmentByTag(TAG_SAML_DIALOG);
1691             if (fd != null && fd instanceof SherlockDialogFragment) {
1692                 Dialog d = ((SherlockDialogFragment)fd).getDialog();
1693                 if (d != null && d.isShowing()) {
1694                     d.dismiss();
1695                 }
1696             }
1697
1698         } else {
1699             // TODO - show fail
1700             Log_OC.d(TAG, "SSO failed");
1701         }
1702
1703     }
1704
1705     /** Show auth_message
1706      *
1707      * @param message
1708      */
1709     private void showAuthMessage(String message) {
1710         mAuthMessage.setVisibility(View.VISIBLE);
1711         mAuthMessage.setText(message);
1712     }
1713
1714     private void hideAuthMessage() {
1715         mAuthMessage.setVisibility(View.GONE);
1716     }
1717
1718     @Override
1719     public boolean onTouchEvent(MotionEvent event) {
1720         if (AccountTypeUtils.getAuthTokenTypeSamlSessionCookie(MainApp.getAccountType()).equals(mAuthTokenType) &&
1721                 mHostUrlInput.hasFocus() && event.getAction() == MotionEvent.ACTION_DOWN) {
1722             checkOcServer();
1723         }
1724         return super.onTouchEvent(event);
1725     }
1726
1727
1728     /**
1729      * Show untrusted cert dialog
1730      */
1731     public void showUntrustedCertDialog(X509Certificate x509Certificate, SslError error, SslErrorHandler handler) {
1732         // Show a dialog with the certificate info
1733         SslUntrustedCertDialog dialog = null;
1734         if (x509Certificate == null) {
1735             dialog = SslUntrustedCertDialog.newInstanceForEmptySslError(error, handler);
1736         } else {
1737             dialog = SslUntrustedCertDialog.newInstanceForFullSslError(x509Certificate, error, handler);
1738         }
1739         FragmentManager fm = getSupportFragmentManager();
1740         FragmentTransaction ft = fm.beginTransaction();
1741         ft.addToBackStack(null);
1742         dialog.show(ft, DIALOG_UNTRUSTED_CERT);
1743     }
1744
1745     /**
1746      * Show untrusted cert dialog
1747      */
1748     public void showUntrustedCertDialog(RemoteOperationResult result) {
1749         // Show a dialog with the certificate info
1750         SslUntrustedCertDialog dialog = SslUntrustedCertDialog.newInstanceForFullSslError((CertificateCombinedException)result.getException());
1751         FragmentManager fm = getSupportFragmentManager();
1752         FragmentTransaction ft = fm.beginTransaction();
1753         ft.addToBackStack(null);
1754         dialog.show(ft, DIALOG_UNTRUSTED_CERT);
1755
1756     }
1757
1758     /**
1759      * Dismiss untrusted cert dialog
1760      */
1761     public void dismissUntrustedCertDialog(){
1762         /*Fragment frag = getSupportFragmentManager().findFragmentByTag(DIALOG_UNTRUSTED_CERT);
1763         if (frag != null) {
1764             SslErrorViewAdapter dialog = (SslErrorViewAdapter) frag;
1765             dialog.dismiss();
1766         }
1767          */
1768     }
1769
1770     /**
1771      * Called from SslValidatorDialog when a new server certificate was correctly saved.
1772      */
1773     public void onSavedCertificate() {
1774         Fragment fd = getSupportFragmentManager().findFragmentByTag(TAG_SAML_DIALOG);
1775         if (fd == null) {
1776             // if SAML dialog is not shown, the SslDialog was shown due to an SSL error in the server check
1777             checkOcServer();
1778         }
1779     }
1780
1781     /**
1782      * Called from SslValidatorDialog when a new server certificate could not be saved
1783      * when the user requested it.
1784      */
1785     @Override
1786     public void onFailedSavingCertificate() {
1787         showDialog(DIALOG_CERT_NOT_SAVED);
1788         cancelWebView();
1789     }
1790
1791     @Override
1792     public void onCancelCertificate() {
1793         cancelWebView();
1794     }
1795
1796
1797     public void cancelWebView() {
1798         Fragment fd = getSupportFragmentManager().findFragmentByTag(TAG_SAML_DIALOG);
1799         if (fd != null && fd instanceof SherlockDialogFragment) {
1800             Dialog d = ((SherlockDialogFragment)fd).getDialog();
1801             if (d != null && d.isShowing()) {
1802                 d.dismiss();
1803             }
1804         }
1805
1806     }
1807
1808     /**
1809      * Implements callback methods for service binding. Passed as a parameter to {
1810      */
1811     private class OperationsServiceConnection implements ServiceConnection {
1812
1813         @Override
1814         public void onServiceConnected(ComponentName component, IBinder service) {
1815             if (component.equals(new ComponentName(AuthenticatorActivity.this, OperationsService.class))) {
1816                 Log_OC.d(TAG, "Operations service connected");
1817                 mOperationsServiceBinder = (OperationsServiceBinder) service;
1818                 mOperationsServiceBinder.addOperationListener(AuthenticatorActivity.this, mHandler);
1819             } else {
1820                 return;
1821             }
1822
1823         }
1824
1825         @Override
1826         public void onServiceDisconnected(ComponentName component) {
1827             if (component.equals(new ComponentName(AuthenticatorActivity.this, OperationsService.class))) {
1828                 Log_OC.d(TAG, "Operations service disconnected");
1829                 mOperationsServiceBinder = null;
1830                 // TODO whatever could be waiting for the service is unbound
1831             }
1832         }
1833
1834     }
1835 }