Merge branch 'idn_hosts' of https://github.com/ogasser/android into idn_hosts
[pub/Android/ownCloud.git] / src / com / owncloud / android / authentication / AuthenticatorActivity.java
index e5e8014..ee38c4b 100644 (file)
@@ -1,6 +1,6 @@
 /* ownCloud Android client application\r
  *   Copyright (C) 2012  Bartek Przybylski\r
- *   Copyright (C) 2012-2013 ownCloud Inc.\r
+ *   Copyright (C) 2012-2014 ownCloud Inc.\r
  *\r
  *   This program is free software: you can redistribute it and/or modify\r
  *   it under the terms of the GNU General Public License version 2,\r
 package com.owncloud.android.authentication;\r
 \r
 import java.security.cert.X509Certificate;\r
+import java.util.Map;\r
 \r
 import android.accounts.Account;\r
 import android.accounts.AccountManager;\r
-import android.app.AlertDialog;\r
 import android.app.Dialog;\r
-import android.app.ProgressDialog;\r
-import android.content.DialogInterface;\r
+import android.content.ComponentName;\r
+import android.content.Context;\r
 import android.content.Intent;\r
+import android.content.ServiceConnection;\r
 import android.content.SharedPreferences;\r
 import android.graphics.Rect;\r
 import android.graphics.drawable.Drawable;\r
@@ -34,6 +35,7 @@ import android.net.Uri;
 import android.net.http.SslError;\r
 import android.os.Bundle;\r
 import android.os.Handler;\r
+import android.os.IBinder;\r
 import android.preference.PreferenceManager;\r
 import android.support.v4.app.Fragment;\r
 import android.support.v4.app.FragmentManager;\r
@@ -48,12 +50,15 @@ import android.view.View.OnFocusChangeListener;
 import android.view.View.OnTouchListener;\r
 import android.view.Window;\r
 import android.view.inputmethod.EditorInfo;\r
+import android.webkit.HttpAuthHandler;\r
 import android.webkit.SslErrorHandler;\r
+import android.webkit.WebView;\r
 import android.widget.Button;\r
 import android.widget.CheckBox;\r
 import android.widget.EditText;\r
 import android.widget.TextView;\r
 import android.widget.TextView.OnEditorActionListener;\r
+import android.widget.Toast;\r
 \r
 import com.actionbarsherlock.app.SherlockDialogFragment;\r
 import com.owncloud.android.MainApp;\r
@@ -61,32 +66,33 @@ import com.owncloud.android.R;
 import com.owncloud.android.authentication.SsoWebViewClient.SsoWebViewClientListener;\r
 import com.owncloud.android.lib.common.accounts.AccountTypeUtils;\r
 import com.owncloud.android.lib.common.accounts.AccountUtils.Constants;\r
-import com.owncloud.android.lib.common.OwnCloudClientFactory;\r
-import com.owncloud.android.lib.common.OwnCloudClient;\r
-import com.owncloud.android.operations.DetectAuthenticationMethodOperation;\r
-import com.owncloud.android.operations.DetectAuthenticationMethodOperation.AuthenticationMethod;\r
-import com.owncloud.android.operations.OAuth2GetAccessToken;\r
-
 import com.owncloud.android.lib.common.network.CertificateCombinedException;\r
 import com.owncloud.android.lib.common.operations.OnRemoteOperationListener;\r
-import com.owncloud.android.lib.resources.status.GetRemoteStatusOperation;\r
 import com.owncloud.android.lib.common.operations.RemoteOperation;\r
 import com.owncloud.android.lib.common.operations.RemoteOperationResult;\r
 import com.owncloud.android.lib.common.operations.RemoteOperationResult.ResultCode;\r
+import com.owncloud.android.lib.common.utils.Log_OC;\r
 import com.owncloud.android.lib.resources.files.ExistenceCheckRemoteOperation;\r
+import com.owncloud.android.lib.resources.status.OwnCloudVersion;\r
 import com.owncloud.android.lib.resources.users.GetRemoteUserNameOperation;\r
-\r
+import com.owncloud.android.operations.DetectAuthenticationMethodOperation.AuthenticationMethod;\r
+import com.owncloud.android.operations.GetServerInfoOperation;\r
+import com.owncloud.android.operations.OAuth2GetAccessToken;\r
+import com.owncloud.android.services.OperationsService;\r
+import com.owncloud.android.services.OperationsService.OperationsServiceBinder;\r
+import com.owncloud.android.ui.dialog.CredentialsDialogFragment;\r
+import com.owncloud.android.ui.dialog.IndeterminateProgressDialog;\r
 import com.owncloud.android.ui.dialog.SamlWebViewDialog;\r
 import com.owncloud.android.ui.dialog.SslUntrustedCertDialog;\r
 import com.owncloud.android.ui.dialog.SslUntrustedCertDialog.OnSslUntrustedCertListener;\r
-import com.owncloud.android.utils.Log_OC;\r
-import com.owncloud.android.lib.resources.status.OwnCloudVersion;\r
+import com.owncloud.android.utils.DisplayUtils;\r
 \r
 /**\r
  * This Activity is used to add an ownCloud account to the App\r
  * \r
  * @author Bartek Przybylski\r
  * @author David A. Velasco\r
+ * @author masensio\r
  */\r
 public class AuthenticatorActivity extends AccountAuthenticatorActivity\r
 implements  OnRemoteOperationListener, OnFocusChangeListener, OnEditorActionListener, \r
@@ -94,93 +100,89 @@ SsoWebViewClientListener, OnSslUntrustedCertListener {
 \r
     private static final String TAG = AuthenticatorActivity.class.getSimpleName();\r
 \r
-    public static final String EXTRA_ACCOUNT = "ACCOUNT";\r
-    public static final String EXTRA_USER_NAME = "USER_NAME";\r
-    public static final String EXTRA_HOST_NAME = "HOST_NAME";\r
     public static final String EXTRA_ACTION = "ACTION";\r
-    public static final String EXTRA_ENFORCED_UPDATE = "ENFORCE_UPDATE";\r
+    public static final String EXTRA_ACCOUNT = "ACCOUNT";\r
+\r
+    private static final String KEY_AUTH_TOKEN_TYPE = "AUTH_TOKEN_TYPE";\r
 \r
-    private static final String KEY_AUTH_MESSAGE_VISIBILITY = "AUTH_MESSAGE_VISIBILITY";\r
-    private static final String KEY_AUTH_MESSAGE_TEXT = "AUTH_MESSAGE_TEXT";\r
     private static final String KEY_HOST_URL_TEXT = "HOST_URL_TEXT";\r
     private static final String KEY_OC_VERSION = "OC_VERSION";\r
-    private static final String KEY_OC_VERSION_STRING = "OC_VERSION_STRING";\r
-    private static final String KEY_ACCOUNT = "ACCOUNT";\r
     private static final String KEY_SERVER_VALID = "SERVER_VALID";\r
     private static final String KEY_SERVER_CHECKED = "SERVER_CHECKED";\r
-    private static final String KEY_SERVER_CHECK_IN_PROGRESS = "SERVER_CHECK_IN_PROGRESS"; \r
     private static final String KEY_SERVER_STATUS_TEXT = "SERVER_STATUS_TEXT";\r
     private static final String KEY_SERVER_STATUS_ICON = "SERVER_STATUS_ICON";\r
     private static final String KEY_IS_SSL_CONN = "IS_SSL_CONN";\r
-    private static final String KEY_PASSWORD_VISIBLE = "PASSWORD_VISIBLE";\r
+    private static final String KEY_PASSWORD_EXPOSED = "PASSWORD_VISIBLE";\r
     private static final String KEY_AUTH_STATUS_TEXT = "AUTH_STATUS_TEXT";\r
     private static final String KEY_AUTH_STATUS_ICON = "AUTH_STATUS_ICON";\r
-    private static final String KEY_REFRESH_BUTTON_ENABLED = "KEY_REFRESH_BUTTON_ENABLED";\r
-    //private static final String KEY_IS_SHARED_SUPPORTED = "KEY_IS_SHARE_SUPPORTED";\r
+    private static final String KEY_SERVER_AUTH_METHOD = "SERVER_AUTH_METHOD";\r
+    private static final String KEY_WAITING_FOR_OP_ID = "WAITING_FOR_OP_ID";\r
+    private static final String KEY_AUTH_TOKEN = "AUTH_TOKEN";\r
 \r
     private static final String AUTH_ON = "on";\r
-    private static final String AUTH_OFF = "off";\r
     private static final String AUTH_OPTIONAL = "optional";\r
 \r
-    private static final int DIALOG_LOGIN_PROGRESS = 0;\r
-    private static final int DIALOG_CERT_NOT_SAVED = 1;\r
-    private static final int DIALOG_OAUTH2_LOGIN_PROGRESS = 2;\r
-\r
     public static final byte ACTION_CREATE = 0;\r
-    public static final byte ACTION_UPDATE_TOKEN = 1;\r
+    public static final byte ACTION_UPDATE_TOKEN = 1;               // requested by the user\r
+    public static final byte ACTION_UPDATE_EXPIRED_TOKEN = 2;       // detected by the app\r
 \r
-    private static final String TAG_SAML_DIALOG = "samlWebViewDialog";\r
+    private static final String UNTRUSTED_CERT_DIALOG_TAG = "UNTRUSTED_CERT_DIALOG";\r
+    private static final String SAML_DIALOG_TAG = "SAML_DIALOG";\r
+    private static final String WAIT_DIALOG_TAG = "WAIT_DIALOG";\r
+    private static final String CREDENTIALS_DIALOG_TAG = "CREDENTIALS_DIALOG";\r
+    private static final String KEY_AUTH_IS_FIRST_ATTEMPT_TAG = "KEY_AUTH_IS_FIRST_ATTEMPT";\r
 \r
-    private String mHostBaseUrl;\r
-    private OwnCloudVersion mDiscoveredVersion;\r
+    \r
+    /// parameters from EXTRAs in starter Intent\r
+    private byte mAction;\r
+    private Account mAccount;\r
+    private String mAuthTokenType;\r
 \r
-    private String mAuthMessageText;\r
-    private int mAuthMessageVisibility, mServerStatusText, mServerStatusIcon;\r
-    private boolean mServerIsChecked, mServerIsValid, mIsSslConn;\r
-    private int mAuthStatusText, mAuthStatusIcon;    \r
-    private TextView mAuthStatusLayout;\r
 \r
+    /// activity-level references / state\r
     private final Handler mHandler = new Handler();\r
-    private Thread mOperationThread;\r
-    private GetRemoteStatusOperation mOcServerChkOperation;\r
-    private ExistenceCheckRemoteOperation mAuthCheckOperation;\r
-\r
-    private Uri mNewCapturedUriFromOAuth2Redirection;\r
-\r
+    private ServiceConnection mOperationsServiceConnection = null;\r
+    private OperationsServiceBinder mOperationsServiceBinder = null;\r
     private AccountManager mAccountMgr;\r
-    private boolean mJustCreated;\r
-    private byte mAction;\r
-    private Account mAccount;\r
+    private Uri mNewCapturedUriFromOAuth2Redirection;\r
 \r
-    private TextView mAuthMessage;\r
 \r
+    /// Server PRE-Fragment elements \r
     private EditText mHostUrlInput;\r
-    private boolean mHostUrlInputEnabled;\r
     private View mRefreshButton;\r
-\r
-    private String mAuthTokenType;\r
-\r
-    private EditText mUsernameInput;\r
-    private EditText mPasswordInput;\r
-\r
+    private TextView mServerStatusView;\r
+    \r
+    private TextWatcher mHostUrlInputWatcher;\r
+    private int mServerStatusText = 0, mServerStatusIcon = 0;\r
+    \r
+    private boolean mServerIsChecked = false;\r
+    private boolean mServerIsValid = false;\r
+    private boolean mPendingAutoCheck = false;\r
+\r
+    private GetServerInfoOperation.ServerInfo mServerInfo = \r
+            new GetServerInfoOperation.ServerInfo();\r
+    \r
+    \r
+    /// Authentication PRE-Fragment elements \r
     private CheckBox mOAuth2Check;\r
-\r
     private TextView mOAuthAuthEndpointText;\r
     private TextView mOAuthTokenEndpointText;\r
-\r
-    private SamlWebViewDialog mSamlDialog;\r
-\r
+    private EditText mUsernameInput;\r
+    private EditText mPasswordInput;\r
     private View mOkButton;\r
+    private TextView mAuthStatusView;\r
 \r
-    private String mAuthToken;\r
-\r
-    private boolean mResumed; // Control if activity is resumed\r
+    private int mAuthStatusText = 0, mAuthStatusIcon = 0;\r
+    \r
+    private String mAuthToken = "";\r
 \r
-    public static String DIALOG_UNTRUSTED_CERT = "DIALOG_UNTRUSTED_CERT";\r
-\r
-    private DetectAuthenticationMethodOperation mDetectAuthenticationOperation;\r
+    private boolean mIsFirstAuthAttempt;\r
 \r
+    \r
+    /// Identifier of operation in progress which result shouldn't be lost \r
+    private long mWaitingForOpId = Long.MAX_VALUE;\r
 \r
+    \r
     /**\r
      * {@inheritDoc}\r
      * \r
@@ -188,168 +190,198 @@ SsoWebViewClientListener, OnSslUntrustedCertListener {
      */\r
     @Override\r
     protected void onCreate(Bundle savedInstanceState) {\r
+        //Log_OC.wtf(TAG,  "onCreate init");\r
         super.onCreate(savedInstanceState);\r
         getWindow().requestFeature(Window.FEATURE_NO_TITLE);\r
 \r
-        /// set view and get references to view elements\r
+        mIsFirstAuthAttempt = true;\r
+\r
+        // bind to Operations Service\r
+        mOperationsServiceConnection = new OperationsServiceConnection();\r
+        if (!bindService(new Intent(this, OperationsService.class), \r
+                mOperationsServiceConnection, \r
+                Context.BIND_AUTO_CREATE)) {\r
+            Toast.makeText(this, \r
+                    R.string.error_cant_bind_to_operations_service, \r
+                    Toast.LENGTH_LONG)\r
+                        .show();\r
+            finish();\r
+        }\r
+\r
+        /// init activity state\r
+        mAccountMgr = AccountManager.get(this);\r
+        mNewCapturedUriFromOAuth2Redirection = null;\r
+        \r
+        /// get input values\r
+        mAction = getIntent().getByteExtra(EXTRA_ACTION, ACTION_CREATE); \r
+        mAccount = getIntent().getExtras().getParcelable(EXTRA_ACCOUNT);\r
+        if (savedInstanceState == null) {\r
+            initAuthTokenType();\r
+        } else {\r
+            mAuthTokenType = savedInstanceState.getString(KEY_AUTH_TOKEN_TYPE);\r
+            mWaitingForOpId = savedInstanceState.getLong(KEY_WAITING_FOR_OP_ID);\r
+            mIsFirstAuthAttempt = savedInstanceState.getBoolean(KEY_AUTH_IS_FIRST_ATTEMPT_TAG);\r
+        }\r
+        \r
+        /// load user interface\r
         setContentView(R.layout.account_setup);\r
-        mAuthMessage = (TextView) findViewById(R.id.auth_message);\r
-        mHostUrlInput = (EditText) findViewById(R.id.hostUrlInput);\r
-        mHostUrlInput.setText(getString(R.string.server_url));  // valid although R.string.server_url is an empty string\r
-        mUsernameInput = (EditText) findViewById(R.id.account_username);\r
-        mPasswordInput = (EditText) findViewById(R.id.account_password);\r
-        mOAuthAuthEndpointText = (TextView)findViewById(R.id.oAuthEntryPoint_1);\r
-        mOAuthTokenEndpointText = (TextView)findViewById(R.id.oAuthEntryPoint_2);\r
-        mOAuth2Check = (CheckBox) findViewById(R.id.oauth_onOff_check);\r
+        \r
+        /// initialize general UI elements\r
+        initOverallUi(savedInstanceState);\r
+        \r
         mOkButton = findViewById(R.id.buttonOK);\r
-        mAuthStatusLayout = (TextView) findViewById(R.id.auth_status_text); \r
 \r
-        /// set Host Url Input Enabled\r
-        mHostUrlInputEnabled = getResources().getBoolean(R.bool.show_server_url_input);\r
+        /// initialize block to be moved to single Fragment to check server and get info about it \r
+        initServerPreFragment(savedInstanceState);\r
+        \r
+        /// initialize block to be moved to single Fragment to retrieve and validate credentials \r
+        initAuthorizationPreFragment(savedInstanceState);\r
 \r
-        /// set visibility of link for new users\r
-        boolean accountRegisterVisibility = getResources().getBoolean(R.bool.show_welcome_link);\r
-        Button welcomeLink = (Button) findViewById(R.id.welcome_link);\r
-        if (welcomeLink != null) {\r
-            if (accountRegisterVisibility) {\r
-                welcomeLink.setVisibility(View.VISIBLE);\r
-                welcomeLink.setText(String.format(getString(R.string.auth_register), getString(R.string.app_name)));            \r
+        //Log_OC.wtf(TAG,  "onCreate end");\r
+    }\r
+\r
+    private void initAuthTokenType() {\r
+        mAuthTokenType = \r
+                getIntent().getExtras().getString(AccountAuthenticator.KEY_AUTH_TOKEN_TYPE);\r
+        if (mAuthTokenType == null) {\r
+            if (mAccount != null) {\r
+                boolean oAuthRequired = \r
+                    (mAccountMgr.getUserData(mAccount, Constants.KEY_SUPPORTS_OAUTH2) != null);\r
+                boolean samlWebSsoRequired = \r
+                    (mAccountMgr.getUserData(mAccount, Constants.KEY_SUPPORTS_SAML_WEB_SSO) != null);\r
+                mAuthTokenType = chooseAuthTokenType(oAuthRequired, samlWebSsoRequired);\r
+                \r
             } else {\r
-                findViewById(R.id.welcome_link).setVisibility(View.GONE);\r
+                boolean oAuthSupported = AUTH_ON.equals(getString(R.string.auth_method_oauth2));\r
+                boolean samlWebSsoSupported = AUTH_ON.equals(getString(R.string.auth_method_saml_web_sso));\r
+                mAuthTokenType = chooseAuthTokenType(oAuthSupported, samlWebSsoSupported);\r
             }\r
         }\r
+    }\r
 \r
-        /// initialization\r
-        mAccountMgr = AccountManager.get(this);\r
-        mNewCapturedUriFromOAuth2Redirection = null;\r
-        mAction = getIntent().getByteExtra(EXTRA_ACTION, ACTION_CREATE); \r
-        mAccount = null;\r
-        mHostBaseUrl = "";\r
-        boolean refreshButtonEnabled = false;\r
-\r
-        // URL input configuration applied\r
-        if (!mHostUrlInputEnabled)\r
-        {\r
-            findViewById(R.id.hostUrlFrame).setVisibility(View.GONE);\r
-            mRefreshButton = findViewById(R.id.centeredRefreshButton);\r
+    private String chooseAuthTokenType(boolean oauth, boolean saml) {\r
+        if (saml) {\r
+            return AccountTypeUtils.getAuthTokenTypeSamlSessionCookie(MainApp.getAccountType());\r
+        } else if (oauth) {\r
+             return AccountTypeUtils.getAuthTokenTypeAccessToken(MainApp.getAccountType());\r
+        } else {\r
+            return AccountTypeUtils.getAuthTokenTypePass(MainApp.getAccountType());\r
+        }\r
+    }\r
 \r
+    \r
+    /**\r
+     * Configures elements in the user interface under direct control of the Activity.\r
+     * \r
+     * @param savedInstanceState        Saved activity state, as in {{@link #onCreate(Bundle)}\r
+     */\r
+    private void initOverallUi(Bundle savedInstanceState) {\r
+        \r
+        /// step 1 - load and process relevant inputs (resources, intent, savedInstanceState)\r
+        boolean isWelcomeLinkVisible = getResources().getBoolean(R.bool.show_welcome_link);\r
+        \r
+        String instructionsMessageText = null; \r
+        if (mAction == ACTION_UPDATE_EXPIRED_TOKEN) {\r
+            if (AccountTypeUtils.getAuthTokenTypeAccessToken(MainApp.getAccountType())\r
+                    .equals(mAuthTokenType)) {\r
+                instructionsMessageText = getString(R.string.auth_expired_oauth_token_toast);\r
+                \r
+            } else if (AccountTypeUtils.getAuthTokenTypeSamlSessionCookie(MainApp.getAccountType())\r
+                    .equals(mAuthTokenType)) {\r
+                instructionsMessageText = getString(R.string.auth_expired_saml_sso_token_toast);\r
+                \r
+            } else {\r
+                instructionsMessageText = getString(R.string.auth_expired_basic_auth_toast);\r
+            }\r
+        }\r
+        \r
+        /// step 2 - set properties of UI elements (text, visibility, enabled...)\r
+        Button welcomeLink = (Button) findViewById(R.id.welcome_link);\r
+        welcomeLink.setVisibility(isWelcomeLinkVisible ? View.VISIBLE : View.GONE);\r
+        welcomeLink.setText(\r
+                String.format(getString(R.string.auth_register), getString(R.string.app_name)));\r
+        \r
+        TextView instructionsView = (TextView) findViewById(R.id.instructions_message);\r
+        if (instructionsMessageText != null) {\r
+            instructionsView.setVisibility(View.VISIBLE);\r
+            instructionsView.setText(instructionsMessageText);\r
         } else {\r
-            mRefreshButton = findViewById(R.id.embeddedRefreshButton);\r
+            instructionsView.setVisibility(View.GONE);\r
         }\r
+    }\r
 \r
-        if (savedInstanceState == null) {\r
-            mResumed = false;\r
-            /// connection state and info\r
-            mAuthMessageVisibility = View.GONE;\r
-            mServerStatusText = mServerStatusIcon = 0;\r
-            mServerIsValid = false;\r
-            mServerIsChecked = false;\r
-            mIsSslConn = false;\r
-            mAuthStatusText = mAuthStatusIcon = 0;\r
 \r
-            /// retrieve extras from intent\r
-            mAccount = getIntent().getExtras().getParcelable(EXTRA_ACCOUNT);\r
-            if (mAccount != null) {
+    /**\r
+     * \r
+     * @param savedInstanceState        Saved activity state, as in {{@link #onCreate(Bundle)}\r
+     */\r
+    private void initServerPreFragment(Bundle savedInstanceState) {\r
+\r
+        /// step 1 - load and process relevant inputs (resources, intent, savedInstanceState)\r
+        boolean isUrlInputAllowed = getResources().getBoolean(R.bool.show_server_url_input); \r
+        if (savedInstanceState == null) {\r
+            if (mAccount != null) {\r
+                mServerInfo.mBaseUrl = mAccountMgr.getUserData(mAccount, Constants.KEY_OC_BASE_URL);\r
+                mServerInfo.mIsSslConn = mServerInfo.mBaseUrl.startsWith("https://");   // TODO do this in a setter for mBaseUrl\r
                 String ocVersion = mAccountMgr.getUserData(mAccount, Constants.KEY_OC_VERSION);\r
-                String ocVersionString = mAccountMgr.getUserData(mAccount, Constants.KEY_OC_VERSION_STRING);
                 if (ocVersion != null) {\r
-                    mDiscoveredVersion = new OwnCloudVersion(ocVersion, ocVersionString);\r
+                    mServerInfo.mVersion = new OwnCloudVersion(ocVersion);\r
                 }\r
-                mHostBaseUrl = normalizeUrl(mAccountMgr.getUserData(mAccount, Constants.KEY_OC_BASE_URL));\r
-                mHostUrlInput.setText(mHostBaseUrl);\r
-                String userName = mAccount.name.substring(0, mAccount.name.lastIndexOf('@'));\r
-                mUsernameInput.setText(userName);
-\r
-            }\r
-            initAuthorizationMethod();  // checks intent and setup.xml to determine mCurrentAuthorizationMethod\r
-            mJustCreated = true;\r
-\r
-            if (mAction == ACTION_UPDATE_TOKEN || !mHostUrlInputEnabled) {\r
-                checkOcServer(); \r
+            } else {\r
+                mServerInfo.mBaseUrl = getString(R.string.server_url).trim();\r
+                mServerInfo.mIsSslConn = mServerInfo.mBaseUrl.startsWith("https://");\r
             }\r
-\r
         } else {\r
-            mResumed = true;\r
-            /// connection state and info\r
-            mAuthMessageVisibility = savedInstanceState.getInt(KEY_AUTH_MESSAGE_VISIBILITY);\r
-            mAuthMessageText = savedInstanceState.getString(KEY_AUTH_MESSAGE_TEXT);\r
-            mServerIsValid = savedInstanceState.getBoolean(KEY_SERVER_VALID);\r
-            mServerIsChecked = savedInstanceState.getBoolean(KEY_SERVER_CHECKED);\r
             mServerStatusText = savedInstanceState.getInt(KEY_SERVER_STATUS_TEXT);\r
             mServerStatusIcon = savedInstanceState.getInt(KEY_SERVER_STATUS_ICON);\r
-            mIsSslConn = savedInstanceState.getBoolean(KEY_IS_SSL_CONN);\r
-            mAuthStatusText = savedInstanceState.getInt(KEY_AUTH_STATUS_TEXT);\r
-            mAuthStatusIcon = savedInstanceState.getInt(KEY_AUTH_STATUS_ICON);\r
-            if (savedInstanceState.getBoolean(KEY_PASSWORD_VISIBLE, false)) {\r
-                showPassword();\r
-            }\r
-\r
-            /// server data\r
+            \r
+            mServerIsValid = savedInstanceState.getBoolean(KEY_SERVER_VALID);\r
+            mServerIsChecked = savedInstanceState.getBoolean(KEY_SERVER_CHECKED);\r
+            \r
+            // TODO parcelable\r
+            mServerInfo.mIsSslConn = savedInstanceState.getBoolean(KEY_IS_SSL_CONN);\r
+            mServerInfo.mBaseUrl = savedInstanceState.getString(KEY_HOST_URL_TEXT);\r
             String ocVersion = savedInstanceState.getString(KEY_OC_VERSION);\r
-            String ocVersionString = savedInstanceState.getString(KEY_OC_VERSION_STRING);\r
             if (ocVersion != null) {\r
-                mDiscoveredVersion = new OwnCloudVersion(ocVersion, ocVersionString);\r
+                mServerInfo.mVersion = new OwnCloudVersion(ocVersion);\r
             }\r
-            mHostBaseUrl = savedInstanceState.getString(KEY_HOST_URL_TEXT);\r
-\r
-            // account data, if updating\r
-            mAccount = savedInstanceState.getParcelable(KEY_ACCOUNT);\r
-            mAuthTokenType = savedInstanceState.getString(AccountAuthenticator.KEY_AUTH_TOKEN_TYPE);\r
-            if (mAuthTokenType == null) {\r
-                mAuthTokenType =  AccountTypeUtils.getAuthTokenTypePass(MainApp.getAccountType());\r
-\r
-            }\r
-\r
-            // check if server check was interrupted by a configuration change\r
-            if (savedInstanceState.getBoolean(KEY_SERVER_CHECK_IN_PROGRESS, false)) {\r
-                checkOcServer();\r
-            }            \r
-\r
-            // refresh button enabled\r
-            refreshButtonEnabled = savedInstanceState.getBoolean(KEY_REFRESH_BUTTON_ENABLED);\r
-\r
-\r
-        }\r
-\r
-        if (mAuthMessageVisibility== View.VISIBLE) {\r
-            showAuthMessage(mAuthMessageText);\r
-        }\r
-        else {\r
-            hideAuthMessage();\r
+            mServerInfo.mAuthMethod = AuthenticationMethod.valueOf(\r
+                    savedInstanceState.getString(KEY_SERVER_AUTH_METHOD));\r
+            \r
         }\r
-        adaptViewAccordingToAuthenticationMethod();\r
-        showServerStatus();\r
-        showAuthStatus();\r
-\r
-        if (mAction == ACTION_UPDATE_TOKEN) {\r
+        \r
+        /// step 2 - set properties of UI elements (text, visibility, enabled...)\r
+        mHostUrlInput = (EditText) findViewById(R.id.hostUrlInput);\r
+        // Convert IDN to Unicode\r
+        mHostUrlInput.setText(DisplayUtils.convertIdn(mServerInfo.mBaseUrl, false));\r
+        if (mAction != ACTION_CREATE) {\r
             /// lock things that should not change\r
             mHostUrlInput.setEnabled(false);\r
             mHostUrlInput.setFocusable(false);\r
-            mUsernameInput.setEnabled(false);\r
-            mUsernameInput.setFocusable(false);\r
-            mOAuth2Check.setVisibility(View.GONE);\r
         }\r
-\r
-        //if (mServerIsChecked && !mServerIsValid && mRefreshButtonEnabled) showRefreshButton();\r
-        if (mServerIsChecked && !mServerIsValid && refreshButtonEnabled) showRefreshButton();\r
-        mOkButton.setEnabled(mServerIsValid); // state not automatically recovered in configuration changes\r
-\r
-        if (AccountTypeUtils.getAuthTokenTypeSamlSessionCookie(MainApp.getAccountType()).equals(mAuthTokenType) || \r
-                !AUTH_OPTIONAL.equals(getString(R.string.auth_method_oauth2))) {\r
-            mOAuth2Check.setVisibility(View.GONE);\r
+        if (isUrlInputAllowed) {\r
+            mRefreshButton = findViewById(R.id.embeddedRefreshButton);\r
+        } else {\r
+            findViewById(R.id.hostUrlFrame).setVisibility(View.GONE);\r
+            mRefreshButton = findViewById(R.id.centeredRefreshButton);\r
         }\r
-\r
-        mPasswordInput.setText("");     // clean password to avoid social hacking (disadvantage: password in removed if the device is turned aside)\r
-\r
-        /// bind view elements to listeners and other friends\r
-        mHostUrlInput.setOnFocusChangeListener(this);\r
+        showRefreshButton(mServerIsChecked && !mServerIsValid && \r
+                mWaitingForOpId > Integer.MAX_VALUE);\r
+        mServerStatusView = (TextView) findViewById(R.id.server_status_text);\r
+        showServerStatus();\r
+        \r
+        /// step 3 - bind some listeners and options\r
         mHostUrlInput.setImeOptions(EditorInfo.IME_ACTION_NEXT);\r
         mHostUrlInput.setOnEditorActionListener(this);\r
-        mHostUrlInput.addTextChangedListener(new TextWatcher() {\r
-\r
+        \r
+        /// step 4 - create listeners that will be bound at onResume\r
+        mHostUrlInputWatcher = new TextWatcher() {\r
+            \r
             @Override\r
             public void afterTextChanged(Editable s) {\r
-                if (!mHostBaseUrl.equals(normalizeUrl(mHostUrlInput.getText().toString()))) {\r
+                if (mOkButton.isEnabled() &&\r
+                        !mServerInfo.mBaseUrl.equals(\r
+                                normalizeUrl(s.toString(), mServerInfo.mIsSslConn))) {\r
                     mOkButton.setEnabled(false);\r
                 }\r
             }\r
@@ -360,28 +392,17 @@ SsoWebViewClientListener, OnSslUntrustedCertListener {
 \r
             @Override\r
             public void onTextChanged(CharSequence s, int start, int before, int count) {\r
-                if (!mResumed) {\r
+                if (mAuthStatusIcon != 0) {\r
+                    Log_OC.d(TAG, "onTextChanged: hiding authentication status");\r
                     mAuthStatusIcon = 0;\r
                     mAuthStatusText = 0;\r
-                    showAuthStatus();                    \r
+                    showAuthStatus();\r
                 }\r
-                mResumed = false;\r
             }\r
-        });\r
+        };\r
 \r
-        mPasswordInput.setOnFocusChangeListener(this);\r
-        mPasswordInput.setImeOptions(EditorInfo.IME_ACTION_DONE);\r
-        mPasswordInput.setOnEditorActionListener(this);
-        mPasswordInput.setOnTouchListener(new RightDrawableOnTouchListener() {\r
-            @Override\r
-            public boolean onDrawableTouch(final MotionEvent event) {\r
-                if (event.getAction() == MotionEvent.ACTION_UP) {\r
-                    AuthenticatorActivity.this.onViewPasswordClick();\r
-                }\r
-                return true;\r
-            }\r
-        });\r
 \r
+        // TODO find out if this is really necessary, or if it can done in a different way\r
         findViewById(R.id.scroll).setOnTouchListener(new OnTouchListener() {\r
             @Override\r
             public boolean onTouch(View view, MotionEvent event) {\r
@@ -394,47 +415,123 @@ SsoWebViewClientListener, OnSslUntrustedCertListener {
                 return false;\r
             }\r
         });\r
+     \r
+        \r
+        /// step 4 - mark automatic check to be started when OperationsService is ready\r
+        mPendingAutoCheck = (savedInstanceState == null && \r
+                (mAction != ACTION_CREATE || !isUrlInputAllowed));\r
     }\r
+    \r
+    \r
+    /**\r
+     * \r
+     * @param savedInstanceState        Saved activity state, as in {{@link #onCreate(Bundle)}\r
+     */\r
+    private void initAuthorizationPreFragment(Bundle savedInstanceState) {\r
+        \r
+        /// step 0 - get UI elements in layout\r
+        mOAuth2Check = (CheckBox) findViewById(R.id.oauth_onOff_check);\r
+        mOAuthAuthEndpointText = (TextView)findViewById(R.id.oAuthEntryPoint_1);\r
+        mOAuthTokenEndpointText = (TextView)findViewById(R.id.oAuthEntryPoint_2);\r
+        mUsernameInput = (EditText) findViewById(R.id.account_username);\r
+        mPasswordInput = (EditText) findViewById(R.id.account_password);\r
+        mAuthStatusView = (TextView) findViewById(R.id.auth_status_text); \r
+        \r
+        /// step 1 - load and process relevant inputs (resources, intent, savedInstanceState)\r
+        String presetUserName = null;\r
+        boolean isPasswordExposed = false;\r
+        if (savedInstanceState == null) {\r
+            if (mAccount != null) {\r
+                presetUserName = mAccount.name.substring(0, mAccount.name.lastIndexOf('@'));\r
+            }\r
+            \r
+        } else {\r
+            isPasswordExposed = savedInstanceState.getBoolean(KEY_PASSWORD_EXPOSED, false);\r
+            mAuthStatusText = savedInstanceState.getInt(KEY_AUTH_STATUS_TEXT);\r
+            mAuthStatusIcon = savedInstanceState.getInt(KEY_AUTH_STATUS_ICON);\r
+            mAuthToken = savedInstanceState.getString(KEY_AUTH_TOKEN);\r
+        }\r
+        \r
+        /// step 2 - set properties of UI elements (text, visibility, enabled...)\r
+        mOAuth2Check.setChecked(\r
+                AccountTypeUtils.getAuthTokenTypeAccessToken(MainApp.getAccountType())\r
+                    .equals(mAuthTokenType));\r
+        if (presetUserName != null) {\r
+            mUsernameInput.setText(presetUserName);\r
+        }\r
+        if (mAction != ACTION_CREATE) {\r
+            mUsernameInput.setEnabled(false);\r
+            mUsernameInput.setFocusable(false);\r
+        }\r
+        mPasswordInput.setText(""); // clean password to avoid social hacking\r
+        if (isPasswordExposed) {\r
+            showPassword();\r
+        }\r
+        updateAuthenticationPreFragmentVisibility();\r
+        showAuthStatus();\r
+        mOkButton.setEnabled(mServerIsValid);\r
 \r
+        \r
+        /// step 3 - bind listeners\r
+        // bindings for password input field\r
+        mPasswordInput.setOnFocusChangeListener(this);\r
+        mPasswordInput.setImeOptions(EditorInfo.IME_ACTION_DONE);\r
+        mPasswordInput.setOnEditorActionListener(this);\r
+        mPasswordInput.setOnTouchListener(new RightDrawableOnTouchListener() {\r
+            @Override\r
+            public boolean onDrawableTouch(final MotionEvent event) {\r
+                if (event.getAction() == MotionEvent.ACTION_UP) {\r
+                    AuthenticatorActivity.this.onViewPasswordClick();\r
+                }\r
+                return true;\r
+            }\r
+        });\r
+        \r
+    }\r
 \r
 \r
-    private void initAuthorizationMethod() {\r
-        boolean oAuthRequired = false;\r
-        boolean samlWebSsoRequired = false;\r
-\r
-        mAuthTokenType = getIntent().getExtras().getString(AccountAuthenticator.KEY_AUTH_TOKEN_TYPE);\r
-        mAccount = getIntent().getExtras().getParcelable(EXTRA_ACCOUNT);\r
-\r
-        // TODO could be a good moment to validate the received token type, if not null\r
-\r
-        if (mAuthTokenType == null) {    \r
-            if (mAccount != null) {\r
-                /// same authentication method than the one used to create the account to update\r
-                oAuthRequired = (mAccountMgr.getUserData(mAccount, Constants.KEY_SUPPORTS_OAUTH2) != null);\r
-                samlWebSsoRequired = (mAccountMgr.getUserData(mAccount, Constants.KEY_SUPPORTS_SAML_WEB_SSO) != null);\r
-\r
+    /**\r
+     * Changes the visibility of input elements depending on\r
+     * the current authorization method.\r
+     */\r
+    private void updateAuthenticationPreFragmentVisibility () {\r
+        if (AccountTypeUtils.getAuthTokenTypeSamlSessionCookie(MainApp.getAccountType()).\r
+                equals(mAuthTokenType)) {\r
+            // SAML-based web Single Sign On\r
+            mOAuth2Check.setVisibility(View.GONE);\r
+            mOAuthAuthEndpointText.setVisibility(View.GONE);\r
+            mOAuthTokenEndpointText.setVisibility(View.GONE);\r
+            mUsernameInput.setVisibility(View.GONE);\r
+            mPasswordInput.setVisibility(View.GONE);\r
+            \r
+        } else {\r
+            if (mAction == ACTION_CREATE && \r
+                    AUTH_OPTIONAL.equals(getString(R.string.auth_method_oauth2))) {\r
+                mOAuth2Check.setVisibility(View.VISIBLE);\r
             } else {\r
-                /// use the one set in setup.xml\r
-                oAuthRequired = AUTH_ON.equals(getString(R.string.auth_method_oauth2));\r
-                samlWebSsoRequired = AUTH_ON.equals(getString(R.string.auth_method_saml_web_sso));            \r
+                mOAuth2Check.setVisibility(View.GONE);\r
             }\r
-            if (oAuthRequired) {\r
-                mAuthTokenType = AccountTypeUtils.getAuthTokenTypeAccessToken(MainApp.getAccountType());\r
-            } else if (samlWebSsoRequired) {\r
-                mAuthTokenType = AccountTypeUtils.getAuthTokenTypeSamlSessionCookie(MainApp.getAccountType());\r
+            \r
+            if (AccountTypeUtils.getAuthTokenTypeAccessToken(MainApp.getAccountType()).\r
+                    equals(mAuthTokenType)) {\r
+                // OAuth 2 authorization\r
+                \r
+                mOAuthAuthEndpointText.setVisibility(View.VISIBLE);\r
+                mOAuthTokenEndpointText.setVisibility(View.VISIBLE);\r
+                mUsernameInput.setVisibility(View.GONE);\r
+                mPasswordInput.setVisibility(View.GONE);\r
+    \r
             } else {\r
-                mAuthTokenType = AccountTypeUtils.getAuthTokenTypePass(MainApp.getAccountType());\r
+                // basic HTTP authorization\r
+                mOAuthAuthEndpointText.setVisibility(View.GONE);\r
+                mOAuthTokenEndpointText.setVisibility(View.GONE);\r
+                mUsernameInput.setVisibility(View.VISIBLE);\r
+                mPasswordInput.setVisibility(View.VISIBLE);\r
             }\r
         }\r
+    }\r
 \r
-        if (mAccount != null) {\r
-            String userName = mAccount.name.substring(0, mAccount.name.lastIndexOf('@'));\r
-            mUsernameInput.setText(userName);\r
-        }\r
-\r
-        mOAuth2Check.setChecked(AccountTypeUtils.getAuthTokenTypeAccessToken(MainApp.getAccountType()).equals(mAuthTokenType));\r
 \r
-    }\r
 \r
     /**\r
      * Saves relevant state before {@link #onPause()}\r
@@ -446,38 +543,35 @@ SsoWebViewClientListener, OnSslUntrustedCertListener {
      */\r
     @Override\r
     protected void onSaveInstanceState(Bundle outState) {\r
+        //Log_OC.wtf(TAG, "onSaveInstanceState init" );\r
         super.onSaveInstanceState(outState);\r
 \r
-        /// connection state and info\r
-        outState.putInt(KEY_AUTH_MESSAGE_VISIBILITY, mAuthMessage.getVisibility());\r
-        outState.putString(KEY_AUTH_MESSAGE_TEXT, mAuthMessage.getText().toString());\r
+        /// global state\r
+        outState.putString(KEY_AUTH_TOKEN_TYPE, mAuthTokenType);\r
+        outState.putLong(KEY_WAITING_FOR_OP_ID, mWaitingForOpId);\r
+\r
+        /// Server PRE-fragment state\r
         outState.putInt(KEY_SERVER_STATUS_TEXT, mServerStatusText);\r
         outState.putInt(KEY_SERVER_STATUS_ICON, mServerStatusIcon);\r
-        outState.putBoolean(KEY_SERVER_VALID, mServerIsValid);\r
         outState.putBoolean(KEY_SERVER_CHECKED, mServerIsChecked);\r
-        outState.putBoolean(KEY_SERVER_CHECK_IN_PROGRESS, (!mServerIsValid && mOcServerChkOperation != null));\r
-        outState.putBoolean(KEY_IS_SSL_CONN, mIsSslConn);\r
-        outState.putBoolean(KEY_PASSWORD_VISIBLE, isPasswordVisible());\r
-        outState.putInt(KEY_AUTH_STATUS_ICON, mAuthStatusIcon);\r
-        outState.putInt(KEY_AUTH_STATUS_TEXT, mAuthStatusText);\r
-\r
-        /// server data\r
-        if (mDiscoveredVersion != null) {\r
-            outState.putString(KEY_OC_VERSION, mDiscoveredVersion.getVersion());\r
-            outState.putString(KEY_OC_VERSION_STRING, mDiscoveredVersion.getVersionString());\r
-        }\r
-        outState.putString(KEY_HOST_URL_TEXT, mHostBaseUrl);\r
-\r
-        /// account data, if updating\r
-        if (mAccount != null) {\r
-            outState.putParcelable(KEY_ACCOUNT, mAccount);\r
+        outState.putBoolean(KEY_SERVER_VALID, mServerIsValid);\r
+        outState.putBoolean(KEY_IS_SSL_CONN, mServerInfo.mIsSslConn);\r
+        outState.putString(KEY_HOST_URL_TEXT, mServerInfo.mBaseUrl);\r
+        if (mServerInfo.mVersion != null) {\r
+            outState.putString(KEY_OC_VERSION, mServerInfo.mVersion.getVersion());\r
         }\r
-        outState.putString(AccountAuthenticator.KEY_AUTH_TOKEN_TYPE, mAuthTokenType);\r
+        outState.putString(KEY_SERVER_AUTH_METHOD, mServerInfo.mAuthMethod.name());\r
 \r
-        // refresh button enabled\r
-        outState.putBoolean(KEY_REFRESH_BUTTON_ENABLED, (mRefreshButton.getVisibility() == View.VISIBLE));\r
+        /// Authentication PRE-fragment state\r
+        outState.putBoolean(KEY_PASSWORD_EXPOSED, isPasswordVisible());\r
+        outState.putInt(KEY_AUTH_STATUS_ICON, mAuthStatusIcon);\r
+        outState.putInt(KEY_AUTH_STATUS_TEXT, mAuthStatusText);\r
+        outState.putString(KEY_AUTH_TOKEN, mAuthToken);\r
 \r
+        /// authentication\r
+        outState.putBoolean(KEY_AUTH_IS_FIRST_ATTEMPT_TAG, mIsFirstAuthAttempt);\r
 \r
+        //Log_OC.wtf(TAG, "onSaveInstanceState end" );\r
     }\r
 \r
 \r
@@ -504,26 +598,50 @@ SsoWebViewClientListener, OnSslUntrustedCertListener {
      */\r
     @Override\r
     protected void onResume() {\r
+        //Log_OC.wtf(TAG, "onResume init" );\r
         super.onResume();\r
-        if (mAction == ACTION_UPDATE_TOKEN && mJustCreated && getIntent().getBooleanExtra(EXTRA_ENFORCED_UPDATE, false)) {\r
-            if (AccountTypeUtils.getAuthTokenTypeAccessToken(MainApp.getAccountType()).equals(mAuthTokenType)) {\r
-                //Toast.makeText(this, R.string.auth_expired_oauth_token_toast, Toast.LENGTH_LONG).show();\r
-                showAuthMessage(getString(R.string.auth_expired_oauth_token_toast));\r
-            } else if (AccountTypeUtils.getAuthTokenTypeSamlSessionCookie(MainApp.getAccountType()).equals(mAuthTokenType)) {\r
-                //Toast.makeText(this, R.string.auth_expired_saml_sso_token_toast, Toast.LENGTH_LONG).show();\r
-                showAuthMessage(getString(R.string.auth_expired_saml_sso_token_toast));\r
-            } else {\r
-                //Toast.makeText(this, R.string.auth_expired_basic_auth_toast, Toast.LENGTH_LONG).show();\r
-                showAuthMessage(getString(R.string.auth_expired_basic_auth_toast));\r
-            }\r
-        }\r
-\r
+        \r
+        // bound here to avoid spurious changes triggered by Android on device rotations\r
+        mHostUrlInput.setOnFocusChangeListener(this);\r
+        mHostUrlInput.addTextChangedListener(mHostUrlInputWatcher);\r
+        \r
         if (mNewCapturedUriFromOAuth2Redirection != null) {\r
             getOAuth2AccessTokenFromCapturedRedirection();            \r
         }\r
+        \r
+        if (mOperationsServiceBinder != null) {\r
+            doOnResumeAndBound();\r
+        }\r
+        \r
+        //Log_OC.wtf(TAG, "onResume end" );\r
+    }\r
 \r
-        mJustCreated = false;\r
+    \r
+    @Override\r
+    protected void onPause() {\r
+        //Log_OC.wtf(TAG, "onPause init" );\r
+        if (mOperationsServiceBinder != null) {\r
+            //Log_OC.wtf(TAG, "unregistering to listen for operation callbacks" );\r
+            mOperationsServiceBinder.removeOperationListener(this);\r
+        }\r
+        \r
+        mHostUrlInput.removeTextChangedListener(mHostUrlInputWatcher);\r
+        mHostUrlInput.setOnFocusChangeListener(null);\r
+        \r
+        super.onPause();\r
+        //Log_OC.wtf(TAG, "onPause end" );\r
+    }\r
+    \r
+    @Override\r
+    protected void onDestroy() {\r
 \r
+        mHostUrlInputWatcher = null;\r
+        \r
+        if (mOperationsServiceConnection != null) {\r
+            unbindService(mOperationsServiceConnection);\r
+            mOperationsServiceBinder = null;\r
+        }\r
+        super.onDestroy();\r
     }\r
 \r
 \r
@@ -537,16 +655,26 @@ SsoWebViewClientListener, OnSslUntrustedCertListener {
         mNewCapturedUriFromOAuth2Redirection = null;\r
 \r
         /// Showing the dialog with instructions for the user.\r
-        showDialog(DIALOG_OAUTH2_LOGIN_PROGRESS);\r
-\r
-        /// GET ACCESS TOKEN to the oAuth server \r
-        RemoteOperation operation = new OAuth2GetAccessToken(   getString(R.string.oauth2_client_id), \r
-                getString(R.string.oauth2_redirect_uri),       \r
-                getString(R.string.oauth2_grant_type),\r
+        IndeterminateProgressDialog dialog = \r
+                IndeterminateProgressDialog.newInstance(R.string.auth_getting_authorization, true);\r
+        dialog.show(getSupportFragmentManager(), WAIT_DIALOG_TAG);\r
+\r
+        /// GET ACCESS TOKEN to the oAuth server\r
+        Intent getServerInfoIntent = new Intent();\r
+        getServerInfoIntent.setAction(OperationsService.ACTION_OAUTH2_GET_ACCESS_TOKEN);\r
+        \r
+        getServerInfoIntent.putExtra(\r
+                OperationsService.EXTRA_SERVER_URL, \r
+                mOAuthTokenEndpointText.getText().toString().trim());\r
+        \r
+        getServerInfoIntent.putExtra(\r
+                OperationsService.EXTRA_OAUTH2_QUERY_PARAMETERS, \r
                 queryParameters);\r
-        //OwnCloudClient client = OwnCloudClientUtils.createOwnCloudClient(Uri.parse(getString(R.string.oauth2_url_endpoint_access)), getApplicationContext());\r
-        OwnCloudClient client = OwnCloudClientFactory.createOwnCloudClient(Uri.parse(mOAuthTokenEndpointText.getText().toString().trim()), getApplicationContext(), true);\r
-        operation.execute(client, this, mHandler);\r
+        \r
+        if (mOperationsServiceBinder != null) {\r
+            //Log_OC.wtf(TAG, "getting access token..." );\r
+            mWaitingForOpId = mOperationsServiceBinder.newOperation(getServerInfoIntent);\r
+        }\r
     }\r
 \r
 \r
@@ -560,7 +688,7 @@ SsoWebViewClientListener, OnSslUntrustedCertListener {
                 onUrlInputFocusLost((TextView) view);\r
             }\r
             else {\r
-                hideRefreshButton();\r
+                showRefreshButton(false);\r
             }\r
 \r
         } else if (view.getId() == R.id.account_password) {\r
@@ -581,36 +709,41 @@ SsoWebViewClientListener, OnSslUntrustedCertListener {
      * @param hostInput     TextView with the URL input field receiving the change of focus.\r
      */\r
     private void onUrlInputFocusLost(TextView hostInput) {\r
-        if (!mHostBaseUrl.equals(normalizeUrl(mHostUrlInput.getText().toString()))) {\r
+        if (!mServerInfo.mBaseUrl.equals(\r
+                normalizeUrl(mHostUrlInput.getText().toString(), mServerInfo.mIsSslConn))) {\r
+            // check server again only if the user changed something in the field\r
             checkOcServer();\r
         } else {\r
             mOkButton.setEnabled(mServerIsValid);\r
-            if (!mServerIsValid) {\r
-                showRefreshButton();\r
-            }\r
+            showRefreshButton(!mServerIsValid);\r
         }\r
     }\r
 \r
 \r
     private void checkOcServer() {\r
-        String uri = trimUrlWebdav(mHostUrlInput.getText().toString().trim());\r
-\r
-        if (!mHostUrlInputEnabled){\r
-            uri = getString(R.string.server_url);\r
-        }\r
-\r
+        String uri = mHostUrlInput.getText().toString().trim();\r
         mServerIsValid = false;\r
         mServerIsChecked = false;\r
         mOkButton.setEnabled(false);\r
-        mDiscoveredVersion = null;\r
-        hideRefreshButton();\r
+        mServerInfo = new GetServerInfoOperation.ServerInfo();\r
+        showRefreshButton(false);\r
+        \r
         if (uri.length() != 0) {\r
+            // Handle internationalized domain names\r
+            uri = DisplayUtils.convertIdn(uri, true);\r
             mServerStatusText = R.string.auth_testing_connection;\r
             mServerStatusIcon = R.drawable.progress_small;\r
             showServerStatus();\r
-            mOcServerChkOperation = new  GetRemoteStatusOperation(uri, this);\r
-            OwnCloudClient client = OwnCloudClientFactory.createOwnCloudClient(Uri.parse(uri), this, true);\r
-            mOperationThread = mOcServerChkOperation.execute(client, this, mHandler);\r
+            \r
+            Intent getServerInfoIntent = new Intent();\r
+            getServerInfoIntent.setAction(OperationsService.ACTION_GET_SERVER_INFO);\r
+            getServerInfoIntent.putExtra(OperationsService.EXTRA_SERVER_URL, uri);\r
+            if (mOperationsServiceBinder != null) {\r
+                mWaitingForOpId = mOperationsServiceBinder.newOperation(getServerInfoIntent);\r
+            } else {\r
+              Log_OC.wtf(TAG, "Server check tried with OperationService unbound!" );\r
+            }\r
+            \r
         } else {\r
             mServerStatusText = 0;\r
             mServerStatusIcon = 0;\r
@@ -640,10 +773,8 @@ SsoWebViewClientListener, OnSslUntrustedCertListener {
 \r
 \r
     private void showViewPasswordButton() {\r
-        //int drawable = android.R.drawable.ic_menu_view;\r
         int drawable = R.drawable.ic_view;\r
         if (isPasswordVisible()) {\r
-            //drawable = android.R.drawable.ic_secure;\r
             drawable = R.drawable.ic_hide;\r
         }\r
         mPasswordInput.setCompoundDrawablesWithIntrinsicBounds(0, 0, drawable, 0);\r
@@ -667,23 +798,6 @@ SsoWebViewClientListener, OnSslUntrustedCertListener {
         showViewPasswordButton();\r
     }\r
 \r
-\r
-    /**\r
-     * Cancels the authenticator activity\r
-     * \r
-     * IMPORTANT ENTRY POINT 3: Never underestimate the importance of cancellation\r
-     * \r
-     * This method is bound in the layout/acceoun_setup.xml resource file.\r
-     * \r
-     * @param view      Cancel button\r
-     */\r
-    public void onCancelClick(View view) {\r
-        setResult(RESULT_CANCELED);     // TODO review how is this related to AccountAuthenticator (debugging)\r
-        finish();\r
-    }\r
-\r
-\r
-\r
     /**\r
      * Checks the credentials of the user in the root of the ownCloud server\r
      * before creating a new local account.\r
@@ -700,12 +814,15 @@ SsoWebViewClientListener, OnSslUntrustedCertListener {
      */\r
     public void onOkClick(View view) {\r
         // this check should be unnecessary\r
-        if (mDiscoveredVersion == null || !mDiscoveredVersion.isVersionValid()  || mHostBaseUrl == null || mHostBaseUrl.length() == 0) {\r
+        if (mServerInfo.mVersion == null || \r
+                !mServerInfo.mVersion.isVersionValid()  || \r
+                mServerInfo.mBaseUrl == null || \r
+                mServerInfo.mBaseUrl.length() == 0) {\r
             mServerStatusIcon = R.drawable.common_error;\r
             mServerStatusText = R.string.auth_wtf_reenter_URL;\r
             showServerStatus();\r
             mOkButton.setEnabled(false);\r
-            Log_OC.wtf(TAG,  "The user was allowed to click 'connect' to an unchecked server!!");\r
+            //Log_OC.wtf(TAG,  "The user was allowed to click 'connect' to an unchecked server!!");\r
             return;\r
         }\r
 \r
@@ -724,23 +841,34 @@ SsoWebViewClientListener, OnSslUntrustedCertListener {
      * the root folder of the ownCloud server.\r
      */\r
     private void checkBasicAuthorization() {\r
-        /// get the path to the root folder through WebDAV from the version server\r
-        String webdav_path = AccountUtils.getWebdavPath(mDiscoveredVersion, mAuthTokenType);\r
-\r
         /// get basic credentials entered by user\r
         String username = mUsernameInput.getText().toString();\r
         String password = mPasswordInput.getText().toString();\r
 \r
         /// be gentle with the user\r
-        showDialog(DIALOG_LOGIN_PROGRESS);\r
+        IndeterminateProgressDialog dialog = \r
+                IndeterminateProgressDialog.newInstance(R.string.auth_trying_to_login, true);\r
+        dialog.show(getSupportFragmentManager(), WAIT_DIALOG_TAG);\r
 \r
-        /// test credentials accessing the root folder\r
-        mAuthCheckOperation = new  ExistenceCheckRemoteOperation("", this, false);\r
-        OwnCloudClient client = OwnCloudClientFactory.createOwnCloudClient(Uri.parse(mHostBaseUrl + webdav_path), this, true);\r
-        client.setBasicCredentials(username, password);\r
-        mOperationThread = mAuthCheckOperation.execute(client, this, mHandler);\r
+        /// validate credentials accessing the root folder\r
+        accessRootFolderRemoteOperation(username, password);\r
+        \r
     }\r
 \r
+    private void accessRootFolderRemoteOperation(String username, String password) {\r
+        Intent existenceCheckIntent = new Intent();\r
+        existenceCheckIntent.setAction(OperationsService.ACTION_EXISTENCE_CHECK);\r
+        existenceCheckIntent.putExtra(OperationsService.EXTRA_SERVER_URL, mServerInfo.mBaseUrl);\r
+        existenceCheckIntent.putExtra(OperationsService.EXTRA_REMOTE_PATH, "/");\r
+        existenceCheckIntent.putExtra(OperationsService.EXTRA_USERNAME, username);\r
+        existenceCheckIntent.putExtra(OperationsService.EXTRA_PASSWORD, password);\r
+        existenceCheckIntent.putExtra(OperationsService.EXTRA_AUTH_TOKEN, mAuthToken);\r
+        \r
+        if (mOperationsServiceBinder != null) {\r
+            //Log_OC.wtf(TAG, "starting existenceCheckRemoteOperation..." );\r
+            mWaitingForOpId = mOperationsServiceBinder.newOperation(existenceCheckIntent);\r
+        }\r
+    }\r
 \r
     /**\r
      * Starts the OAuth 'grant type' flow to get an access token, with \r
@@ -752,16 +880,13 @@ SsoWebViewClientListener, OnSslUntrustedCertListener {
         mAuthStatusText = R.string.oauth_login_connection;\r
         showAuthStatus();\r
 \r
-\r
         // GET AUTHORIZATION request\r
-        //Uri uri = Uri.parse(getString(R.string.oauth2_url_endpoint_auth));\r
         Uri uri = Uri.parse(mOAuthAuthEndpointText.getText().toString().trim());\r
         Uri.Builder uriBuilder = uri.buildUpon();\r
         uriBuilder.appendQueryParameter(OAuth2Constants.KEY_RESPONSE_TYPE, getString(R.string.oauth2_response_type));\r
         uriBuilder.appendQueryParameter(OAuth2Constants.KEY_REDIRECT_URI, getString(R.string.oauth2_redirect_uri));   \r
         uriBuilder.appendQueryParameter(OAuth2Constants.KEY_CLIENT_ID, getString(R.string.oauth2_client_id));\r
         uriBuilder.appendQueryParameter(OAuth2Constants.KEY_SCOPE, getString(R.string.oauth2_scope));\r
-        //uriBuilder.appendQueryParameter(OAuth2Constants.KEY_STATE, whateverwewant);\r
         uri = uriBuilder.build();\r
         Log_OC.d(TAG, "Starting browser to view " + uri.toString());\r
         Intent i = new Intent(Intent.ACTION_VIEW, uri);\r
@@ -778,15 +903,12 @@ SsoWebViewClientListener, OnSslUntrustedCertListener {
         mAuthStatusIcon = R.drawable.progress_small;\r
         mAuthStatusText = R.string.auth_connecting_auth_server;\r
         showAuthStatus();\r
-        showDialog(DIALOG_LOGIN_PROGRESS);\r
+        IndeterminateProgressDialog dialog = \r
+                IndeterminateProgressDialog.newInstance(R.string.auth_trying_to_login, true);\r
+        dialog.show(getSupportFragmentManager(), WAIT_DIALOG_TAG);\r
 \r
-        /// get the path to the root folder through WebDAV from the version server\r
-        String webdav_path = AccountUtils.getWebdavPath(mDiscoveredVersion, mAuthTokenType);\r
-\r
-        /// test credentials accessing the root folder\r
-        mAuthCheckOperation = new  ExistenceCheckRemoteOperation("", this, false);\r
-        OwnCloudClient client = OwnCloudClientFactory.createOwnCloudClient(Uri.parse(mHostBaseUrl + webdav_path), this, false);\r
-        mOperationThread = mAuthCheckOperation.execute(client, this, mHandler);\r
+        /// validate credentials accessing the root folder\r
+        accessRootFolderRemoteOperation("", "");\r
 \r
     }\r
 \r
@@ -798,63 +920,34 @@ SsoWebViewClientListener, OnSslUntrustedCertListener {
     @Override\r
     public void onRemoteOperationFinish(RemoteOperation operation, RemoteOperationResult result) {\r
 \r
-        if (operation instanceof GetRemoteStatusOperation) {\r
-            onOcServerCheckFinish((GetRemoteStatusOperation) operation, result);\r
+        if (operation instanceof GetServerInfoOperation) {\r
+            if (operation.hashCode() == mWaitingForOpId) {\r
+                onGetServerInfoFinish(result);\r
+            }   // else nothing ; only the last check operation is considered; \r
+                // multiple can be started if the user amends a URL quickly\r
 \r
         } else if (operation instanceof OAuth2GetAccessToken) {\r
-            onGetOAuthAccessTokenFinish((OAuth2GetAccessToken)operation, result);\r
+            onGetOAuthAccessTokenFinish(result);\r
 \r
         } else if (operation instanceof ExistenceCheckRemoteOperation)  {\r
+            //Log_OC.wtf(TAG, "received detection response through callback" );\r
             if (AccountTypeUtils.getAuthTokenTypeSamlSessionCookie(MainApp.getAccountType()).equals(mAuthTokenType)) {\r
-                onSamlBasedFederatedSingleSignOnAuthorizationStart(operation, result);\r
+                onSamlBasedFederatedSingleSignOnAuthorizationStart(result);\r
 \r
             } else {\r
-                onAuthorizationCheckFinish((ExistenceCheckRemoteOperation)operation, result);\r
+                onAuthorizationCheckFinish(result);\r
             }\r
         } else if (operation instanceof GetRemoteUserNameOperation) {\r
-            onGetUserNameFinish((GetRemoteUserNameOperation) operation, result);\r
-\r
-        } else if (operation instanceof DetectAuthenticationMethodOperation) {\r
-            onDetectAutheticationFinish((DetectAuthenticationMethodOperation) operation, result);\r
+            onGetUserNameFinish(result);\r
         }\r
 \r
     }\r
 \r
-    private void onDetectAutheticationFinish(DetectAuthenticationMethodOperation operation, RemoteOperationResult result) {\r
-        // Read authentication method\r
-        if (result.getData().size() > 0) {\r
-            AuthenticationMethod authMethod = (AuthenticationMethod) result.getData().get(0);\r
-            String basic = AccountTypeUtils.getAuthTokenTypePass(MainApp.getAccountType());\r
-            String oAuth = AccountTypeUtils.getAuthTokenTypeAccessToken(MainApp.getAccountType());\r
-            String saml =  AccountTypeUtils.getAuthTokenTypeSamlSessionCookie(MainApp.getAccountType());\r
-\r
-            if ( ( mAuthTokenType.equals(basic) && !authMethod.equals(AuthenticationMethod.BASIC_HTTP_AUTH) ) ||\r
-                    ( mAuthTokenType.equals(oAuth) && !authMethod.equals(AuthenticationMethod.BEARER_TOKEN) ) || \r
-                    ( mAuthTokenType.equals(saml)  && !authMethod.equals(AuthenticationMethod.SAML_WEB_SSO) ) ) {\r
-\r
-                mOkButton.setEnabled(false);\r
-                mServerIsValid = false;\r
-                //show an alert message ( Server Status )\r
-                updateServerStatusIconNoRegularAuth();\r
-                showServerStatus();\r
-\r
-            } else {\r
-                mOkButton.setEnabled(true);\r
-\r
-                // Show server status\r
-                showServerStatus();\r
-            }\r
-\r
-        }\r
-    }\r
-\r
-\r
-\r
-    private void onGetUserNameFinish(GetRemoteUserNameOperation operation, RemoteOperationResult result) {\r
-\r
+    private void onGetUserNameFinish(RemoteOperationResult result) {\r
+        mWaitingForOpId = Long.MAX_VALUE;\r
         if (result.isSuccess()) {\r
             boolean success = false;\r
-            String username = operation.getUserName();\r
+            String username = (String) result.getData().get(0);\r
 \r
             if ( mAction == ACTION_CREATE) {\r
                 mUsernameInput.setText(username);\r
@@ -863,7 +956,15 @@ SsoWebViewClientListener, OnSslUntrustedCertListener {
 \r
                 if (!mUsernameInput.getText().toString().equals(username)) {\r
                     // fail - not a new account, but an existing one; disallow\r
-                    result = new RemoteOperationResult(ResultCode.ACCOUNT_NOT_THE_SAME); \r
+                    result = new RemoteOperationResult(ResultCode.ACCOUNT_NOT_THE_SAME);\r
+                    /*\r
+                    OwnCloudClientManagerFactory.getDefaultSingleton().removeClientFor(\r
+                            new OwnCloudAccount(\r
+                                    Uri.parse(mServerInfo.mBaseUrl),\r
+                                    OwnCloudCredentialsFactory.newSamlSsoCredentials(mAuthToken))\r
+                            );\r
+                            */\r
+                    mAuthToken = "";\r
                     updateAuthStatusIconAndText(result);\r
                     showAuthStatus();\r
                     Log_OC.d(TAG, result.getLogMessage());\r
@@ -883,21 +984,18 @@ SsoWebViewClientListener, OnSslUntrustedCertListener {
 \r
     }\r
 \r
-    private void onSamlBasedFederatedSingleSignOnAuthorizationStart(RemoteOperation operation, RemoteOperationResult result) {\r
-        try {\r
-            dismissDialog(DIALOG_LOGIN_PROGRESS);\r
-        } catch (IllegalArgumentException e) {\r
-            // NOTHING TO DO ; can't find out what situation that leads to the exception in this code, but user logs signal that it happens\r
-        }\r
+    private void onSamlBasedFederatedSingleSignOnAuthorizationStart(RemoteOperationResult result) {\r
+        mWaitingForOpId = Long.MAX_VALUE;\r
+        dismissDialog(WAIT_DIALOG_TAG);\r
 
-        //if (result.isTemporalRedirection() && result.isIdPRedirection()) {\r
         if (result.isIdPRedirection()) {
             String url = result.getRedirectedLocation();\r
-            String targetUrl = mHostBaseUrl + AccountUtils.getWebdavPath(mDiscoveredVersion, mAuthTokenType);\r
+            String targetUrl = mServerInfo.mBaseUrl \r
+                    + AccountUtils.getWebdavPath(mServerInfo.mVersion, mAuthTokenType);\r
 \r
             // Show dialog\r
-            mSamlDialog = SamlWebViewDialog.newInstance(url, targetUrl);            \r
-            mSamlDialog.show(getSupportFragmentManager(), TAG_SAML_DIALOG);\r
+            SamlWebViewDialog dialog = SamlWebViewDialog.newInstance(url, targetUrl);            \r
+            dialog.show(getSupportFragmentManager(), SAML_DIALOG_TAG);\r
 \r
             mAuthStatusIcon = 0;\r
             mAuthStatusText = 0;\r
@@ -918,75 +1016,75 @@ SsoWebViewClientListener, OnSslUntrustedCertListener {
      * @param operation     Server check performed.\r
      * @param result        Result of the check.\r
      */\r
-    private void onOcServerCheckFinish(GetRemoteStatusOperation operation, RemoteOperationResult result) {\r
-        if (operation.equals(mOcServerChkOperation)) {\r
-            /// save result state\r
-            mServerIsChecked = true;\r
-            mServerIsValid = result.isSuccess();\r
-            mIsSslConn = (result.getCode() == ResultCode.OK_SSL);\r
-            mOcServerChkOperation = null;\r
-\r
+    private void onGetServerInfoFinish(RemoteOperationResult result) {\r
+        /// update activity state\r
+        mServerIsChecked = true;\r
+        mWaitingForOpId = Long.MAX_VALUE;\r
+        \r
+        // update server status, but don't show it yet\r
+        updateServerStatusIconAndText(result);\r
 \r
-            /// retrieve discovered version and normalize server URL\r
-            mDiscoveredVersion = operation.getDiscoveredVersion();\r
-            mHostBaseUrl = normalizeUrl(mHostUrlInput.getText().toString());\r
-\r
-            // Refresh server status, but don't show it\r
-            updateServerStatusIconAndText(result);\r
+        if (result.isSuccess()) {\r
+            /// SUCCESS means:\r
+            //      1. connection succeeded, and we know if it's SSL or not\r
+            //      2. server is installed\r
+            //      3. we got the server version\r
+            //      4. we got the authentication method required by the server \r
+            mServerInfo = (GetServerInfoOperation.ServerInfo) (result.getData().get(0));\r
+            \r
+            if (!authSupported(mServerInfo.mAuthMethod)) {\r
+                \r
+                updateServerStatusIconNoRegularAuth();  // overrides updateServerStatusIconAndText()  \r
+                mServerIsValid = false;\r
 \r
-            /// update status icon and text\r
-            if (mServerIsValid) {\r
-                hideRefreshButton();\r
-                // Try to create an account with user and pass "", to know if it is a regular server\r
-                // Update connect button in the answer of this method\r
-                detectAuthorizationMethod();\r
             } else {\r
-                showRefreshButton();\r
-                // Show server status\r
-                showServerStatus();\r
-            }\r
-\r
-            /// very special case (TODO: move to a common place for all the remote operations)\r
-            if (result.getCode() == ResultCode.SSL_RECOVERABLE_PEER_UNVERIFIED) {\r
-                showUntrustedCertDialog(result);\r
+                mServerIsValid = true;\r
             }\r
+            \r
+        } else {\r
+            mServerIsValid = false;\r
+        }\r
 \r
-\r
-        }   // else nothing ; only the last check operation is considered; \r
-        // multiple can be triggered if the user amends a URL before a previous check can be triggered\r
+        // refresh UI\r
+        showRefreshButton(!mServerIsValid);\r
+        showServerStatus();\r
+        mOkButton.setEnabled(mServerIsValid);\r
+        \r
+        /// very special case (TODO: move to a common place for all the remote operations)\r
+        if (result.getCode() == ResultCode.SSL_RECOVERABLE_PEER_UNVERIFIED) {\r
+            showUntrustedCertDialog(result);\r
+        }\r
     }\r
 \r
 \r
-    /**\r
-     *  Try to access with  user/pass ""/"", to know if it is a regular server\r
-     */\r
-    private void detectAuthorizationMethod() {\r
-\r
-        Log_OC.d(TAG, "Trying empty authorization to detect authentication method");\r
-\r
-        /// get the path to the root folder through WebDAV from the version server\r
-        String webdav_path = AccountUtils.getWebdavPath(mDiscoveredVersion, mAuthTokenType);\r
-\r
-        /// test credentials \r
-        mDetectAuthenticationOperation = new DetectAuthenticationMethodOperation(this);\r
-        OwnCloudClient client = OwnCloudClientFactory.createOwnCloudClient(Uri.parse(mHostBaseUrl + webdav_path), this, true);\r
-        mOperationThread = mDetectAuthenticationOperation.execute(client, this, mHandler);\r
+    private boolean authSupported(AuthenticationMethod authMethod) {\r
+        String basic = AccountTypeUtils.getAuthTokenTypePass(MainApp.getAccountType());\r
+        String oAuth = AccountTypeUtils.getAuthTokenTypeAccessToken(MainApp.getAccountType());\r
+        String saml =  AccountTypeUtils.getAuthTokenTypeSamlSessionCookie(MainApp.getAccountType());\r
+        \r
+        return (( mAuthTokenType.equals(basic) && \r
+                    authMethod.equals(AuthenticationMethod.BASIC_HTTP_AUTH) ) ||\r
+                ( mAuthTokenType.equals(oAuth) && \r
+                    authMethod.equals(AuthenticationMethod.BEARER_TOKEN)) ||\r
+                ( mAuthTokenType.equals(saml)  && \r
+                    authMethod.equals(AuthenticationMethod.SAML_WEB_SSO))\r
+        );\r
     }\r
 \r
 \r
-    private String normalizeUrl(String url) {\r
+    // TODO remove, if possible\r
+    private String normalizeUrl(String url, boolean sslWhenUnprefixed) {\r
         if (url != null && url.length() > 0) {\r
             url = url.trim();\r
             if (!url.toLowerCase().startsWith("http://") &&\r
                     !url.toLowerCase().startsWith("https://")) {\r
-                if (mIsSslConn) {\r
+                if (sslWhenUnprefixed) {\r
                     url = "https://" + url;\r
                 } else {\r
                     url = "http://" + url;\r
                 }\r
             }\r
-\r
-            // OC-208: Add suffix remote.php/webdav to normalize (OC-34)            \r
+            \r
             url = trimUrlWebdav(url);\r
 \r
             if (url.endsWith("/")) {\r
@@ -998,6 +1096,7 @@ SsoWebViewClientListener, OnSslUntrustedCertListener {
     }\r
 \r
 \r
+    // TODO remove, if possible\r
     private String trimUrlWebdav(String url){       \r
         if(url.toLowerCase().endsWith(AccountUtils.WEBDAV_PATH_4_0)){\r
             url = url.substring(0, url.length() - AccountUtils.WEBDAV_PATH_4_0.length());             \r
@@ -1080,6 +1179,10 @@ SsoWebViewClientListener, OnSslUntrustedCertListener {
         case UNKNOWN_ERROR:\r
             mServerStatusText = R.string.auth_unknown_error_title;\r
             break;\r
+        case OK_REDIRECT_TO_NON_SECURE_CONNECTION:\r
+            mServerStatusIcon = android.R.drawable.ic_partial_secure;\r
+            mServerStatusText = R.string.auth_redirect_non_secure_connection_title;\r
+            break;\r
         default:\r
             mServerStatusText = 0;\r
             mServerStatusIcon = 0;\r
@@ -1184,28 +1287,26 @@ SsoWebViewClientListener, OnSslUntrustedCertListener {
      * Processes the result of the request for and access token send \r
      * to an OAuth authorization server.\r
      * \r
-     * @param operation     Operation performed requesting the access token.\r
      * @param result        Result of the operation.\r
      */\r
-    private void onGetOAuthAccessTokenFinish(OAuth2GetAccessToken operation, RemoteOperationResult result) {\r
-        try {\r
-            dismissDialog(DIALOG_OAUTH2_LOGIN_PROGRESS);\r
-        } catch (IllegalArgumentException e) {\r
-            // NOTHING TO DO ; can't find out what situation that leads to the exception in this code, but user logs signal that it happens\r
-        }\r
+    private void onGetOAuthAccessTokenFinish(RemoteOperationResult result) {\r
+        mWaitingForOpId = Long.MAX_VALUE;\r
+        dismissDialog(WAIT_DIALOG_TAG);\r
 \r
-        String webdav_path = AccountUtils.getWebdavPath(mDiscoveredVersion, mAuthTokenType);\r
-        if (result.isSuccess() && webdav_path != null) {\r
+        if (result.isSuccess()) {\r
             /// be gentle with the user\r
-            showDialog(DIALOG_LOGIN_PROGRESS);\r
+            IndeterminateProgressDialog dialog = \r
+                    IndeterminateProgressDialog.newInstance(R.string.auth_trying_to_login, true);\r
+            dialog.show(getSupportFragmentManager(), WAIT_DIALOG_TAG);\r
 \r
             /// time to test the retrieved access token on the ownCloud server\r
-            mAuthToken = ((OAuth2GetAccessToken)operation).getResultTokenMap().get(OAuth2Constants.KEY_ACCESS_TOKEN);\r
+            @SuppressWarnings("unchecked")\r
+            Map<String, String> tokens = (Map<String, String>)(result.getData().get(0));\r
+            mAuthToken = tokens.get(OAuth2Constants.KEY_ACCESS_TOKEN);\r
+            //mAuthToken = ((OAuth2GetAccessToken)operation).getResultTokenMap().get(OAuth2Constants.KEY_ACCESS_TOKEN);\r
             Log_OC.d(TAG, "Got ACCESS TOKEN: " + mAuthToken);\r
-            mAuthCheckOperation = new ExistenceCheckRemoteOperation("", this, false);\r
-            OwnCloudClient client = OwnCloudClientFactory.createOwnCloudClient(Uri.parse(mHostBaseUrl + webdav_path), this, true);\r
-            client.setBearerCredentials(mAuthToken);\r
-            mAuthCheckOperation.execute(client, this, mHandler);\r
+            \r
+            accessRootFolderRemoteOperation("", "");\r
 \r
         } else {\r
             updateAuthStatusIconAndText(result);\r
@@ -1223,12 +1324,9 @@ SsoWebViewClientListener, OnSslUntrustedCertListener {
      * @param operation     Access check performed.\r
      * @param result        Result of the operation.\r
      */\r
-    private void onAuthorizationCheckFinish(ExistenceCheckRemoteOperation operation, RemoteOperationResult result) {\r
-        try {\r
-            dismissDialog(DIALOG_LOGIN_PROGRESS);\r
-        } catch (IllegalArgumentException e) {\r
-            // NOTHING TO DO ; can't find out what situation that leads to the exception in this code, but user logs signal that it happens\r
-        }\r
+    private void onAuthorizationCheckFinish(RemoteOperationResult result) {\r
+        mWaitingForOpId = Long.MAX_VALUE;\r
+        dismissDialog(WAIT_DIALOG_TAG);\r
 \r
         if (result.isSuccess()) {\r
             Log_OC.d(TAG, "Successful access - time to save the account");\r
@@ -1247,13 +1345,11 @@ SsoWebViewClientListener, OnSslUntrustedCertListener {
             }\r
             \r
         } else if (result.isServerFail() || result.isException()) {
-            /// if server fail or exception in authorization, the UI is updated as when a server check failed\r
+            /// server errors or exceptions in authorization take to requiring a new check of \r
+            /// the server\r
             mServerIsChecked = true;\r
             mServerIsValid = false;\r
-            mIsSslConn = false;\r
-            mOcServerChkOperation = null;\r
-            mDiscoveredVersion = null;\r
-            mHostBaseUrl = normalizeUrl(mHostUrlInput.getText().toString());\r
+            mServerInfo = new GetServerInfoOperation.ServerInfo();  \r
 \r
             // update status icon and text\r
             updateServerStatusIconAndText(result);\r
@@ -1263,7 +1359,7 @@ SsoWebViewClientListener, OnSslUntrustedCertListener {
             showAuthStatus();\r
 \r
             // update input controls state\r
-            showRefreshButton();\r
+            showRefreshButton(true);\r
             mOkButton.setEnabled(false);\r
 \r
             // very special case (TODO: move to a common place for all the remote operations) (dangerous here?)\r
@@ -1322,17 +1418,15 @@ SsoWebViewClientListener, OnSslUntrustedCertListener {
         boolean isOAuth = AccountTypeUtils.getAuthTokenTypeAccessToken(MainApp.getAccountType()).equals(mAuthTokenType);\r
         boolean isSaml =  AccountTypeUtils.getAuthTokenTypeSamlSessionCookie(MainApp.getAccountType()).equals(mAuthTokenType);\r
 \r
-        Uri uri = Uri.parse(mHostBaseUrl);\r
+        Uri uri = Uri.parse(mServerInfo.mBaseUrl);\r
         String username = mUsernameInput.getText().toString().trim();\r
         if (isOAuth) {\r
             username = "OAuth_user" + (new java.util.Random(System.currentTimeMillis())).nextLong();\r
-        }            \r
-        String accountName = username + "@" + uri.getHost();\r
-        if (uri.getPort() >= 0) {\r
-            accountName += ":" + uri.getPort();\r
         }\r
-        mAccount = new Account(accountName, MainApp.getAccountType());\r
-        if (AccountUtils.exists(mAccount, getApplicationContext())) {\r
+        String accountName = com.owncloud.android.lib.common.accounts.AccountUtils.\r
+                buildAccountName(uri, username);\r
+        Account newAccount = new Account(accountName, MainApp.getAccountType());\r
+        if (AccountUtils.exists(newAccount, getApplicationContext())) {\r
             // fail - not a new account, but an existing one; disallow\r
             RemoteOperationResult result = new RemoteOperationResult(ResultCode.ACCOUNT_NOT_NEW); \r
             updateAuthStatusIconAndText(result);\r
@@ -1341,7 +1435,8 @@ SsoWebViewClientListener, OnSslUntrustedCertListener {
             return false;\r
 \r
         } else {\r
-\r
+            mAccount = newAccount;\r
+            \r
             if (isOAuth || isSaml) {\r
                 mAccountMgr.addAccountExplicitly(mAccount, "", null);  // with external authorizations, the password is never input in the app\r
             } else {\r
@@ -1369,9 +1464,8 @@ SsoWebViewClientListener, OnSslUntrustedCertListener {
                 mAccountMgr.setAuthToken(mAccount, mAuthTokenType, mAuthToken);\r
             }\r
             /// add user data to the new account; TODO probably can be done in the last parameter addAccountExplicitly, or in KEY_USERDATA
-            mAccountMgr.setUserData(mAccount, Constants.KEY_OC_VERSION,         mDiscoveredVersion.getVersion());\r
-            mAccountMgr.setUserData(mAccount, Constants.KEY_OC_VERSION_STRING,  mDiscoveredVersion.getVersionString());\r
-            mAccountMgr.setUserData(mAccount, Constants.KEY_OC_BASE_URL,   mHostBaseUrl);\r
+            mAccountMgr.setUserData(mAccount, Constants.KEY_OC_VERSION,    mServerInfo.mVersion.getVersion());\r
+            mAccountMgr.setUserData(mAccount, Constants.KEY_OC_BASE_URL,   mServerInfo.mBaseUrl);\r
 
             if (isSaml) {\r
                 mAccountMgr.setUserData(mAccount, Constants.KEY_SUPPORTS_SAML_WEB_SSO, "TRUE"); \r
@@ -1388,90 +1482,6 @@ SsoWebViewClientListener, OnSslUntrustedCertListener {
 \r
 \r
     /**\r
-     * {@inheritDoc}\r
-     * \r
-     * Necessary to update the contents of the SSL Dialog\r
-     * \r
-     * TODO move to some common place for all possible untrusted SSL failures\r
-     */\r
-    @Override\r
-    protected void onPrepareDialog(int id, Dialog dialog, Bundle args) {\r
-        switch (id) {\r
-        case DIALOG_LOGIN_PROGRESS:\r
-        case DIALOG_CERT_NOT_SAVED:\r
-        case DIALOG_OAUTH2_LOGIN_PROGRESS:\r
-            break;\r
-        default:\r
-            Log_OC.e(TAG, "Incorrect dialog called with id = " + id);\r
-        }\r
-    }\r
-\r
-\r
-    /**\r
-     * {@inheritDoc}\r
-     */\r
-    @Override\r
-    protected Dialog onCreateDialog(int id) {\r
-        Dialog dialog = null;\r
-        switch (id) {\r
-        case DIALOG_LOGIN_PROGRESS: {\r
-            /// simple progress dialog\r
-            ProgressDialog working_dialog = new ProgressDialog(this);\r
-            working_dialog.setMessage(getResources().getString(R.string.auth_trying_to_login));\r
-            working_dialog.setIndeterminate(true);\r
-            working_dialog.setCancelable(true);\r
-            working_dialog\r
-            .setOnCancelListener(new DialogInterface.OnCancelListener() {\r
-                @Override\r
-                public void onCancel(DialogInterface dialog) {\r
-                    /// TODO study if this is enough\r
-                    Log_OC.i(TAG, "Login canceled");\r
-                    if (mOperationThread != null) {\r
-                        mOperationThread.interrupt();\r
-                        finish();\r
-                    }\r
-                }\r
-            });\r
-            dialog = working_dialog;\r
-            break;\r
-        }\r
-        case DIALOG_OAUTH2_LOGIN_PROGRESS: {\r
-            ProgressDialog working_dialog = new ProgressDialog(this);\r
-            working_dialog.setMessage(String.format("Getting authorization")); \r
-            working_dialog.setIndeterminate(true);\r
-            working_dialog.setCancelable(true);\r
-            working_dialog\r
-            .setOnCancelListener(new DialogInterface.OnCancelListener() {\r
-                @Override\r
-                public void onCancel(DialogInterface dialog) {\r
-                    Log_OC.i(TAG, "Login canceled");\r
-                    finish();\r
-                }\r
-            });\r
-            dialog = working_dialog;\r
-            break;\r
-        }\r
-        case DIALOG_CERT_NOT_SAVED: {\r
-            AlertDialog.Builder builder = new AlertDialog.Builder(this);\r
-            builder.setMessage(getResources().getString(R.string.ssl_validator_not_saved));\r
-            builder.setCancelable(false);\r
-            builder.setPositiveButton(R.string.common_ok, new DialogInterface.OnClickListener() {\r
-                @Override\r
-                public void onClick(DialogInterface dialog, int which) {\r
-                    dialog.dismiss();\r
-                };\r
-            });\r
-            dialog = builder.create();\r
-            break;\r
-        }\r
-        default:\r
-            Log_OC.e(TAG, "Incorrect dialog called with id = " + id);\r
-        }\r
-        return dialog;\r
-    }\r
-\r
-\r
-    /**\r
      * Starts and activity to open the 'new account' page in the ownCloud web site\r
      * \r
      * @param view      'Account register' button\r
@@ -1486,17 +1496,18 @@ SsoWebViewClientListener, OnSslUntrustedCertListener {
     /**\r
      * Updates the content and visibility state of the icon and text associated\r
      * to the last check on the ownCloud server.\r
+     * \r
+     * @param serverStatusText      Resource identifier of the text to show.\r
+     * @param serverStatusIcon      Resource identifier of the icon to show.\r
      */\r
     private void showServerStatus() {\r
-        TextView tv = (TextView) findViewById(R.id.server_status_text);\r
-\r
         if (mServerStatusIcon == 0 && mServerStatusText == 0) {\r
-            tv.setVisibility(View.INVISIBLE);\r
+            mServerStatusView.setVisibility(View.INVISIBLE);\r
 \r
         } else {\r
-            tv.setText(mServerStatusText);\r
-            tv.setCompoundDrawablesWithIntrinsicBounds(mServerStatusIcon, 0, 0, 0);\r
-            tv.setVisibility(View.VISIBLE);\r
+            mServerStatusView.setText(mServerStatusText);\r
+            mServerStatusView.setCompoundDrawablesWithIntrinsicBounds(mServerStatusIcon, 0, 0, 0);\r
+            mServerStatusView.setVisibility(View.VISIBLE);\r
         }\r
 \r
     }\r
@@ -1508,22 +1519,22 @@ SsoWebViewClientListener, OnSslUntrustedCertListener {
      */\r
     private void showAuthStatus() {\r
         if (mAuthStatusIcon == 0 && mAuthStatusText == 0) {\r
-            mAuthStatusLayout.setVisibility(View.INVISIBLE);\r
+            mAuthStatusView.setVisibility(View.INVISIBLE);\r
 \r
         } else {\r
-            mAuthStatusLayout.setText(mAuthStatusText);\r
-            mAuthStatusLayout.setCompoundDrawablesWithIntrinsicBounds(mAuthStatusIcon, 0, 0, 0);\r
-            mAuthStatusLayout.setVisibility(View.VISIBLE);\r
+            mAuthStatusView.setText(mAuthStatusText);\r
+            mAuthStatusView.setCompoundDrawablesWithIntrinsicBounds(mAuthStatusIcon, 0, 0, 0);\r
+            mAuthStatusView.setVisibility(View.VISIBLE);\r
         }\r
     }     \r
 \r
 \r
-    private void showRefreshButton() {\r
-        mRefreshButton.setVisibility(View.VISIBLE);\r
-    }\r
-\r
-    private void hideRefreshButton() {\r
-        mRefreshButton.setVisibility(View.GONE);\r
+    private void showRefreshButton (boolean show) {\r
+        if (show)  {\r
+            mRefreshButton.setVisibility(View.VISIBLE);\r
+        } else {\r
+            mRefreshButton.setVisibility(View.GONE);\r
+        }\r
     }\r
 \r
     /**\r
@@ -1569,38 +1580,11 @@ SsoWebViewClientListener, OnSslUntrustedCertListener {
         } else {\r
             mAuthTokenType = AccountTypeUtils.getAuthTokenTypePass(MainApp.getAccountType());\r
         }\r
-        adaptViewAccordingToAuthenticationMethod();\r
+        updateAuthenticationPreFragmentVisibility();\r
     }\r
 \r
 \r
     /**\r
-     * Changes the visibility of input elements depending on\r
-     * the current authorization method.\r
-     */\r
-    private void adaptViewAccordingToAuthenticationMethod () {\r
-        if (AccountTypeUtils.getAuthTokenTypeAccessToken(MainApp.getAccountType()).equals(mAuthTokenType)) {\r
-            // OAuth 2 authorization\r
-            mOAuthAuthEndpointText.setVisibility(View.VISIBLE);\r
-            mOAuthTokenEndpointText.setVisibility(View.VISIBLE);\r
-            mUsernameInput.setVisibility(View.GONE);\r
-            mPasswordInput.setVisibility(View.GONE);\r
-\r
-        } else if (AccountTypeUtils.getAuthTokenTypeSamlSessionCookie(MainApp.getAccountType()).equals(mAuthTokenType)) {\r
-            // SAML-based web Single Sign On\r
-            mOAuthAuthEndpointText.setVisibility(View.GONE);\r
-            mOAuthTokenEndpointText.setVisibility(View.GONE);\r
-            mUsernameInput.setVisibility(View.GONE);\r
-            mPasswordInput.setVisibility(View.GONE);\r
-        } else {\r
-            // basic HTTP authorization\r
-            mOAuthAuthEndpointText.setVisibility(View.GONE);\r
-            mOAuthTokenEndpointText.setVisibility(View.GONE);\r
-            mUsernameInput.setVisibility(View.VISIBLE);\r
-            mPasswordInput.setVisibility(View.VISIBLE);\r
-        }\r
-    }\r
-\r
-    /**\r
      *  Called when the 'action' button in an IME is pressed ('enter' in software keyboard).\r
      * \r
      *  Used to trigger the authentication check when the user presses 'enter' after writing the password, \r
@@ -1655,30 +1639,27 @@ SsoWebViewClientListener, OnSslUntrustedCertListener {
     }\r
 \r
 \r
-    public void onSamlDialogSuccess(String sessionCookie) {\r
-        mAuthToken = sessionCookie;\r
-\r
-        if (sessionCookie != null && sessionCookie.length() > 0) {\r
-            mAuthToken = sessionCookie;\r
-\r
-            GetRemoteUserNameOperation getUserOperation = new GetRemoteUserNameOperation();            \r
-            OwnCloudClient client = OwnCloudClientFactory.createOwnCloudClient(Uri.parse(mHostBaseUrl), getApplicationContext(), true);\r
-            client.setSsoSessionCookie(mAuthToken);\r
-            getUserOperation.execute(client, this, mHandler);\r
+    private void getRemoteUserNameOperation(String sessionCookie, boolean followRedirects) {\r
+        \r
+        Intent getUserNameIntent = new Intent();\r
+        getUserNameIntent.setAction(OperationsService.ACTION_GET_USER_NAME);\r
+        getUserNameIntent.putExtra(OperationsService.EXTRA_SERVER_URL, mServerInfo.mBaseUrl);\r
+        getUserNameIntent.putExtra(OperationsService.EXTRA_COOKIE, sessionCookie);\r
+        \r
+        if (mOperationsServiceBinder != null) {\r
+            //Log_OC.wtf(TAG, "starting getRemoteUserNameOperation..." );\r
+            mWaitingForOpId = mOperationsServiceBinder.newOperation(getUserNameIntent);\r
         }\r
-\r
-\r
     }\r
 \r
 \r
     @Override\r
-    public void onSsoFinished(String sessionCookies) {\r
-        //Toast.makeText(this, "got cookies: " + sessionCookie, Toast.LENGTH_LONG).show();\r
-\r
-        if (sessionCookies != null && sessionCookies.length() > 0) {\r
+    public void onSsoFinished(String sessionCookie) {\r
+        if (sessionCookie != null && sessionCookie.length() > 0) {\r
             Log_OC.d(TAG, "Successful SSO - time to save the account");\r
-            onSamlDialogSuccess(sessionCookies);\r
-            Fragment fd = getSupportFragmentManager().findFragmentByTag(TAG_SAML_DIALOG);\r
+            mAuthToken = sessionCookie;\r
+            getRemoteUserNameOperation(sessionCookie, true);\r
+            Fragment fd = getSupportFragmentManager().findFragmentByTag(SAML_DIALOG_TAG);\r
             if (fd != null && fd instanceof SherlockDialogFragment) {\r
                 Dialog d = ((SherlockDialogFragment)fd).getDialog();\r
                 if (d != null && d.isShowing()) {\r
@@ -1693,19 +1674,6 @@ SsoWebViewClientListener, OnSslUntrustedCertListener {
 \r
     }\r
 \r
-    /** Show auth_message \r
-     * \r
-     * @param message\r
-     */\r
-    private void showAuthMessage(String message) {\r
-        mAuthMessage.setVisibility(View.VISIBLE);\r
-        mAuthMessage.setText(message);\r
-    }\r
-\r
-    private void hideAuthMessage() {\r
-        mAuthMessage.setVisibility(View.GONE);\r
-    }\r
-\r
     @Override\r
     public boolean onTouchEvent(MotionEvent event) {\r
         if (AccountTypeUtils.getAuthTokenTypeSamlSessionCookie(MainApp.getAccountType()).equals(mAuthTokenType) &&\r
@@ -1730,39 +1698,28 @@ SsoWebViewClientListener, OnSslUntrustedCertListener {
         FragmentManager fm = getSupportFragmentManager();\r
         FragmentTransaction ft = fm.beginTransaction();\r
         ft.addToBackStack(null);\r
-        dialog.show(ft, DIALOG_UNTRUSTED_CERT);\r
+        dialog.show(ft, UNTRUSTED_CERT_DIALOG_TAG);\r
     }\r
 \r
+\r
     /**\r
      * Show untrusted cert dialog \r
      */\r
-    public void showUntrustedCertDialog(RemoteOperationResult result) {\r
+    private void showUntrustedCertDialog(RemoteOperationResult result) {\r
         // Show a dialog with the certificate info\r
         SslUntrustedCertDialog dialog = SslUntrustedCertDialog.newInstanceForFullSslError((CertificateCombinedException)result.getException());\r
         FragmentManager fm = getSupportFragmentManager();\r
         FragmentTransaction ft = fm.beginTransaction();\r
         ft.addToBackStack(null);\r
-        dialog.show(ft, DIALOG_UNTRUSTED_CERT);\r
+        dialog.show(ft, UNTRUSTED_CERT_DIALOG_TAG);\r
 \r
     }\r
 \r
     /**\r
-     * Dismiss untrusted cert dialog\r
-     */\r
-    public void dismissUntrustedCertDialog(){\r
-        /*Fragment frag = getSupportFragmentManager().findFragmentByTag(DIALOG_UNTRUSTED_CERT);\r
-        if (frag != null) {\r
-            SslErrorViewAdapter dialog = (SslErrorViewAdapter) frag;\r
-            dialog.dismiss();\r
-        }\r
-         */\r
-    }\r
-\r
-    /**\r
      * Called from SslValidatorDialog when a new server certificate was correctly saved.\r
      */\r
     public void onSavedCertificate() {\r
-        Fragment fd = getSupportFragmentManager().findFragmentByTag(TAG_SAML_DIALOG);\r
+        Fragment fd = getSupportFragmentManager().findFragmentByTag(SAML_DIALOG_TAG);\r
         if (fd == null) {\r
             // if SAML dialog is not shown, the SslDialog was shown due to an SSL error in the server check\r
             checkOcServer();\r
@@ -1775,25 +1732,93 @@ SsoWebViewClientListener, OnSslUntrustedCertListener {
      */\r
     @Override\r
     public void onFailedSavingCertificate() {\r
-        showDialog(DIALOG_CERT_NOT_SAVED);\r
-        cancelWebView();\r
+        dismissDialog(SAML_DIALOG_TAG);\r
+        Toast.makeText(this, R.string.ssl_validator_not_saved, Toast.LENGTH_LONG).show();\r
     }\r
 \r
     @Override\r
     public void onCancelCertificate() {\r
-        cancelWebView();\r
+        dismissDialog(SAML_DIALOG_TAG);\r
+    }\r
+\r
+\r
+    private void doOnResumeAndBound() {\r
+        //Log_OC.wtf(TAG, "registering to listen for operation callbacks" );\r
+        mOperationsServiceBinder.addOperationListener(AuthenticatorActivity.this, mHandler);\r
+        if (mWaitingForOpId <= Integer.MAX_VALUE) {\r
+            mOperationsServiceBinder.dispatchResultIfFinished((int)mWaitingForOpId, this);\r
+        }\r
+        \r
+        if (mPendingAutoCheck) {\r
+            checkOcServer();\r
+        }\r
     }\r
 \r
+    \r
+    private void dismissDialog(String dialogTag){\r
+        Fragment frag = getSupportFragmentManager().findFragmentByTag(dialogTag);\r
+        if (frag != null && frag instanceof SherlockDialogFragment) {\r
+            SherlockDialogFragment dialog = (SherlockDialogFragment) frag;\r
+            dialog.dismiss();\r
+        }\r
+    }\r
+    \r
+    \r
+    /** \r
+     * Implements callback methods for service binding. \r
+     */\r
+    private class OperationsServiceConnection implements ServiceConnection {\r
 \r
-    public void cancelWebView() {\r
-        Fragment fd = getSupportFragmentManager().findFragmentByTag(TAG_SAML_DIALOG);\r
-        if (fd != null && fd instanceof SherlockDialogFragment) {\r
-            Dialog d = ((SherlockDialogFragment)fd).getDialog();\r
-            if (d != null && d.isShowing()) {\r
-                d.dismiss();\r
+        @Override\r
+        public void onServiceConnected(ComponentName component, IBinder service) {\r
+            if (component.equals(new ComponentName(AuthenticatorActivity.this, OperationsService.class))) {\r
+                //Log_OC.wtf(TAG, "Operations service connected");\r
+                mOperationsServiceBinder = (OperationsServiceBinder) service;\r
+                \r
+                doOnResumeAndBound();\r
+                \r
+            } else {\r
+                return;\r
             }\r
+            \r
         }\r
 \r
+        @Override\r
+        public void onServiceDisconnected(ComponentName component) {\r
+            if (component.equals(new ComponentName(AuthenticatorActivity.this, OperationsService.class))) {\r
+                Log_OC.e(TAG, "Operations service crashed");\r
+                mOperationsServiceBinder = null;\r
+            }\r
+        }\r
+    \r
     }\r
 \r
+    /**\r
+     * Create and show dialog for request authentication to the user\r
+     * @param webView\r
+     * @param handler\r
+     */\r
+    public void createAuthenticationDialog(WebView webView, HttpAuthHandler handler) {\r
+\r
+        // Show a dialog with the certificate info\r
+        CredentialsDialogFragment dialog = CredentialsDialogFragment.newInstanceForCredentials(webView, handler);\r
+        FragmentManager fm = getSupportFragmentManager();\r
+        FragmentTransaction ft = fm.beginTransaction();\r
+        ft.addToBackStack(null);\r
+        dialog.setCancelable(false);\r
+        dialog.show(ft, CREDENTIALS_DIALOG_TAG);\r
+\r
+        if (!mIsFirstAuthAttempt) {\r
+            Toast.makeText(getApplicationContext(), getText(R.string.saml_authentication_wrong_pass), Toast.LENGTH_LONG).show();\r
+        } else {\r
+            mIsFirstAuthAttempt = false;\r
+        }\r
+    }\r
+\r
+    /**\r
+     * For retrieving the clicking on authentication cancel button\r
+     */\r
+    public void doNegativeAuthenticatioDialogClick(){\r
+        mIsFirstAuthAttempt = true;\r
+    }\r
 }\r