Added SAML-based Web Single-Sign-On as new authentication method available in pre...
[pub/Android/ownCloud.git] / src / com / owncloud / android / authentication / AuthenticatorActivity.java
index 5118552..d1f79cf 100644 (file)
@@ -57,6 +57,7 @@ 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.WebView;\r
 import android.widget.CheckBox;\r
 import android.widget.EditText;\r
 import android.widget.Button;\r
@@ -83,6 +84,7 @@ implements  OnRemoteOperationListener, OnSslValidatorListener, OnFocusChangeList
     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
 \r
     private static final String KEY_HOST_URL_TEXT = "HOST_URL_TEXT";\r
     private static final String KEY_OC_VERSION = "OC_VERSION";\r
@@ -94,13 +96,18 @@ implements  OnRemoteOperationListener, OnSslValidatorListener, OnFocusChangeList
     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_AUTH_METHOD = "AUTH_METHOD";\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
 \r
-    private static final String OAUTH_MODE_ON = "on";\r
-    private static final String OAUTH_MODE_OFF = "off";\r
-    private static final String OAUTH_MODE_OPTIONAL = "optional";\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 AUTH_METHOD_BASIC_HTTP = 0;\r
+    private static final int AUTH_METHOD_OAUTH2 = 1;\r
+    private static final int AUTH_METHOD_SAML_WEB_SSO = 2;\r
 \r
     private static final int DIALOG_LOGIN_PROGRESS = 0;\r
     private static final int DIALOG_SSL_VALIDATOR = 1;\r
@@ -109,13 +116,14 @@ implements  OnRemoteOperationListener, OnSslValidatorListener, OnFocusChangeList
 \r
     public static final byte ACTION_CREATE = 0;\r
     public static final byte ACTION_UPDATE_TOKEN = 1;\r
-    \r
+\r
     private String mHostBaseUrl;\r
     private OwnCloudVersion mDiscoveredVersion;\r
 \r
     private int mServerStatusText, mServerStatusIcon;\r
     private boolean mServerIsChecked, mServerIsValid, mIsSslConn;\r
     private int mAuthStatusText, mAuthStatusIcon;    \r
+    private TextView mAuthStatusLayout;\r
 \r
     private final Handler mHandler = new Handler();\r
     private Thread mOperationThread;\r
@@ -131,17 +139,24 @@ implements  OnRemoteOperationListener, OnSslValidatorListener, OnFocusChangeList
     private Account mAccount;\r
 \r
     private EditText mHostUrlInput;\r
+    private boolean mHostUrlInputEnabled;\r
+    private View mRefreshButton;\r
+\r
+    private int mCurrentAuthorizationMethod;  \r
+    \r
     private EditText mUsernameInput;\r
     private EditText mPasswordInput;\r
+    \r
     private CheckBox mOAuth2Check;\r
     private String mOAuthAccessToken;\r
-    private View mOkButton;\r
-    private TextView mAuthStatusLayout;\r
-\r
+    \r
     private TextView mOAuthAuthEndpointText;\r
     private TextView mOAuthTokenEndpointText;\r
     \r
-    private boolean mRefreshButtonEnabled;\r
+    private TextView mAccountNameInput;\r
+    private WebView mWebSsoView;\r
+    \r
+    private View mOkButton;\r
 \r
 \r
     /**\r
@@ -157,13 +172,20 @@ implements  OnRemoteOperationListener, OnSslValidatorListener, OnFocusChangeList
         /// set view and get references to view elements\r
         setContentView(R.layout.account_setup);\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
+        mAccountNameInput = (EditText) findViewById(R.id.account_name);\r
+        mWebSsoView = (WebView) findViewById(R.id.web_sso_view);\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
+        \r
 \r
         /// complete label for 'register account' button\r
         Button b = (Button) findViewById(R.id.account_register);\r
@@ -177,6 +199,17 @@ implements  OnRemoteOperationListener, OnSslValidatorListener, OnFocusChangeList
         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
+\r
+        } else {\r
+            mRefreshButton = findViewById(R.id.embeddedRefreshButton);\r
+        }\r
 \r
         if (savedInstanceState == null) {\r
             /// connection state and info\r
@@ -187,9 +220,6 @@ implements  OnRemoteOperationListener, OnSslValidatorListener, OnFocusChangeList
             mAuthStatusText = mAuthStatusIcon = 0;\r
 \r
             /// retrieve extras from intent\r
-            String tokenType = getIntent().getExtras().getString(AccountAuthenticator.KEY_AUTH_TOKEN_TYPE);\r
-            boolean oAuthRequired = AccountAuthenticator.AUTH_TOKEN_TYPE_ACCESS_TOKEN.equals(tokenType) || OAUTH_MODE_ON.equals(getString(R.string.oauth2_mode));\r
-\r
             mAccount = getIntent().getExtras().getParcelable(EXTRA_ACCOUNT);\r
             if (mAccount != null) {\r
                 String ocVersion = mAccountMgr.getUserData(mAccount, AccountAuthenticator.KEY_OC_VERSION);\r
@@ -198,13 +228,14 @@ implements  OnRemoteOperationListener, OnSslValidatorListener, OnFocusChangeList
                 }\r
                 mHostBaseUrl = normalizeUrl(mAccountMgr.getUserData(mAccount, AccountAuthenticator.KEY_OC_BASE_URL));\r
                 mHostUrlInput.setText(mHostBaseUrl);\r
-                String userName = mAccount.name.substring(0, mAccount.name.lastIndexOf('@'));\r
-                mUsernameInput.setText(userName);\r
-                oAuthRequired = (mAccountMgr.getUserData(mAccount, AccountAuthenticator.KEY_SUPPORTS_OAUTH2) != null);\r
             }\r
-            mOAuth2Check.setChecked(oAuthRequired);\r
-            changeViewByOAuth2Check(oAuthRequired);\r
-\r
+            initAuthorizationMethod();  // checks intent and setup.xml to determine mCurrentAuthorizationMethod\r
+            mOAuth2Check.setChecked(mCurrentAuthorizationMethod == AUTH_METHOD_OAUTH2);\r
+            mJustCreated = true;\r
+            \r
+            if (mAction == ACTION_UPDATE_TOKEN || !mHostUrlInputEnabled) {\r
+                checkOcServer(); \r
+            }\r
 \r
         } else {\r
             /// connection state and info\r
@@ -228,6 +259,7 @@ implements  OnRemoteOperationListener, OnSslValidatorListener, OnFocusChangeList
 \r
             // account data, if updating\r
             mAccount = savedInstanceState.getParcelable(KEY_ACCOUNT);\r
+            mCurrentAuthorizationMethod = savedInstanceState.getInt(KEY_AUTH_METHOD, AUTH_METHOD_BASIC_HTTP);\r
 \r
             // check if server check was interrupted by a configuration change\r
             if (savedInstanceState.getBoolean(KEY_SERVER_CHECK_IN_PROGRESS, false)) {\r
@@ -235,43 +267,36 @@ implements  OnRemoteOperationListener, OnSslValidatorListener, OnFocusChangeList
             }            \r
             \r
             // refresh button enabled\r
-            mRefreshButtonEnabled = savedInstanceState.getBoolean(KEY_REFRESH_BUTTON_ENABLED);\r
+            refreshButtonEnabled = savedInstanceState.getBoolean(KEY_REFRESH_BUTTON_ENABLED);\r
+            \r
 \r
         }\r
 \r
+        adaptViewAccordingToAuthenticationMethod();\r
         showServerStatus();\r
         showAuthStatus();\r
-        if (mServerIsChecked && !mServerIsValid && mRefreshButtonEnabled) showRefreshButton();\r
-        mOkButton.setEnabled(mServerIsValid); // state not automatically recovered in configuration changes\r
-\r
-        if (!OAUTH_MODE_OPTIONAL.equals(getString(R.string.oauth2_mode))) {\r
-            mOAuth2Check.setVisibility(View.GONE);\r
-        }\r
-\r
+        \r
         if (mAction == ACTION_UPDATE_TOKEN) {\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 (mCurrentAuthorizationMethod == AUTH_METHOD_SAML_WEB_SSO || !AUTH_OPTIONAL.equals(getString(R.string.auth_method_oauth2))) {\r
             mOAuth2Check.setVisibility(View.GONE);\r
-            if (!mServerIsValid && mOcServerChkOperation == null) {\r
-                checkOcServer(); \r
-            }\r
         }\r
 \r
         mPasswordInput.setText("");     // clean password to avoid social hacking (disadvantage: password in removed if the device is turned aside)\r
-        mJustCreated = true;\r
 \r
         /// bind view elements to listeners\r
         mHostUrlInput.setOnFocusChangeListener(this);\r
-        mHostUrlInput.setOnTouchListener(new RightDrawableOnTouchListener() {\r
-            @Override\r
-            public boolean onDrawableTouch(final MotionEvent event) {\r
-                if (event.getAction() == MotionEvent.ACTION_UP) {\r
-                    AuthenticatorActivity.this.onRefreshClick();\r
-                }\r
-                return true;\r
-            }\r
-        });\r
         mHostUrlInput.addTextChangedListener(new TextWatcher() {\r
 \r
             @Override\r
@@ -302,6 +327,43 @@ implements  OnRemoteOperationListener, OnSslValidatorListener, OnFocusChangeList
         });
     }\r
 \r
+    private void initAuthorizationMethod() {\r
+        boolean oAuthRequired = false;\r
+        boolean samlWebSsoRequired = false;\r
+\r
+        String tokenType = getIntent().getExtras().getString(AccountAuthenticator.KEY_AUTH_TOKEN_TYPE);\r
+        mAccount = getIntent().getExtras().getParcelable(EXTRA_ACCOUNT);\r
+        \r
+        if (tokenType != null) {\r
+            /// use the authentication method requested by caller \r
+            oAuthRequired = AccountAuthenticator.AUTH_TOKEN_TYPE_ACCESS_TOKEN.equals(tokenType);\r
+            samlWebSsoRequired = AccountAuthenticator.AUTH_TOKEN_TYPE_SAML_WEB_SSO_SESSION_COOKIE.equals(tokenType);\r
+            \r
+        } else if (mAccount != null) {\r
+            /// same authentication method than the one used to create the account to update\r
+            oAuthRequired = (mAccountMgr.getUserData(mAccount, AccountAuthenticator.KEY_SUPPORTS_OAUTH2) != null);\r
+            samlWebSsoRequired = (mAccountMgr.getUserData(mAccount, AccountAuthenticator.KEY_SUPPORTS_SAML_WEB_SSO) != null);\r
+            \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
+        }\r
+        \r
+        if (oAuthRequired) {\r
+            mCurrentAuthorizationMethod = AUTH_METHOD_OAUTH2; \r
+        } else if (samlWebSsoRequired) {\r
+            mCurrentAuthorizationMethod = AUTH_METHOD_SAML_WEB_SSO;\r
+        } else {\r
+            mCurrentAuthorizationMethod = AUTH_METHOD_BASIC_HTTP;\r
+        }\r
+\r
+        if (mAccount != null) {\r
+            String userName = mAccount.name.substring(0, mAccount.name.lastIndexOf('@'));\r
+            mUsernameInput.setText(userName);\r
+        }\r
+    }\r
+\r
     /**\r
      * Saves relevant state before {@link #onPause()}\r
      * \r
@@ -335,9 +397,10 @@ implements  OnRemoteOperationListener, OnSslValidatorListener, OnFocusChangeList
         if (mAccount != null) {\r
             outState.putParcelable(KEY_ACCOUNT, mAccount);\r
         }\r
+        outState.putInt(KEY_AUTH_METHOD, mCurrentAuthorizationMethod);\r
         \r
         // refresh button enabled\r
-        outState.putBoolean(KEY_REFRESH_BUTTON_ENABLED, mRefreshButtonEnabled);\r
+        outState.putBoolean(KEY_REFRESH_BUTTON_ENABLED, (mRefreshButton.getVisibility() == View.VISIBLE));\r
 \r
     }\r
 \r
@@ -366,9 +429,7 @@ implements  OnRemoteOperationListener, OnSslValidatorListener, OnFocusChangeList
     @Override\r
     protected void onResume() {\r
         super.onResume();\r
-        // the state of mOAuth2Check is automatically recovered between configuration changes, but not before onCreate() finishes; so keep the next lines here\r
-        changeViewByOAuth2Check(mOAuth2Check.isChecked());  \r
-        if (mAction == ACTION_UPDATE_TOKEN && mJustCreated) {\r
+        if (mAction == ACTION_UPDATE_TOKEN && mJustCreated && getIntent().getBooleanExtra(EXTRA_ENFORCED_UPDATE, false)) {\r
             if (mOAuth2Check.isChecked())\r
                 Toast.makeText(this, R.string.auth_expired_oauth_token_toast, Toast.LENGTH_LONG).show();\r
             else\r
@@ -414,9 +475,6 @@ implements  OnRemoteOperationListener, OnSslValidatorListener, OnFocusChangeList
         if (view.getId() == R.id.hostUrlInput) {   \r
             if (!hasFocus) {\r
                 onUrlInputFocusLost((TextView) view);\r
-                if (!mServerIsValid) {\r
-                    showRefreshButton();\r
-                }\r
             }\r
             else {\r
                 hideRefreshButton();\r
@@ -444,12 +502,20 @@ implements  OnRemoteOperationListener, OnSslValidatorListener, OnFocusChangeList
             checkOcServer();\r
         } else {\r
             mOkButton.setEnabled(mServerIsValid);\r
+            if (!mServerIsValid) {\r
+                showRefreshButton();\r
+            }\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
         mServerIsValid = false;\r
         mServerIsChecked = false;\r
         mOkButton.setEnabled(false);\r
@@ -1193,13 +1259,11 @@ implements  OnRemoteOperationListener, OnSslValidatorListener, OnFocusChangeList
 \r
 \r
     private void showRefreshButton() {\r
-        mHostUrlInput.setCompoundDrawablesWithIntrinsicBounds(0, 0, R.drawable.ic_action_refresh_black, 0);\r
-        mRefreshButtonEnabled = true;\r
+        mRefreshButton.setVisibility(View.VISIBLE);\r
     }\r
 \r
     private void hideRefreshButton() {\r
-        mHostUrlInput.setCompoundDrawablesWithIntrinsicBounds(0, 0, 0, 0);\r
-        mRefreshButtonEnabled = false;\r
+        mRefreshButton.setVisibility(View.GONE);\r
     }\r
 \r
     /**\r
@@ -1209,7 +1273,7 @@ implements  OnRemoteOperationListener, OnSslValidatorListener, OnFocusChangeList
      * \r
      * @param view      Refresh 'button'\r
      */\r
-    public void onRefreshClick() {\r
+    public void onRefreshClick(View view) {\r
         checkOcServer();\r
     }\r
     \r
@@ -1239,38 +1303,59 @@ implements  OnRemoteOperationListener, OnSslValidatorListener, OnFocusChangeList
      * @param view      'View password' 'button'\r
      */\r
     public void onCheckClick(View view) {\r
-        CheckBox oAuth2Check = (CheckBox)view;      \r
-        changeViewByOAuth2Check(oAuth2Check.isChecked());\r
-\r
+        CheckBox oAuth2Check = (CheckBox)view;\r
+        if (oAuth2Check.isChecked()) {\r
+            mCurrentAuthorizationMethod = AUTH_METHOD_OAUTH2;\r
+        } else {\r
+            mCurrentAuthorizationMethod = AUTH_METHOD_BASIC_HTTP;\r
+        }\r
+        adaptViewAccordingToAuthenticationMethod();\r
     }\r
 \r
+    \r
     /**\r
-     * Changes the visibility of input elements depending upon the kind of authorization\r
-     * chosen by the user: basic or OAuth\r
-     * \r
-     * @param checked       'True' when OAuth is selected.\r
+     * Changes the visibility of input elements depending on\r
+     * the current authorization method.\r
      */\r
-    public void changeViewByOAuth2Check(Boolean checked) {\r
-\r
-        if (checked) {\r
-            mOAuthAuthEndpointText.setVisibility(View.VISIBLE);\r
-            mOAuthTokenEndpointText.setVisibility(View.VISIBLE);\r
-            mUsernameInput.setVisibility(View.GONE);\r
-            mPasswordInput.setVisibility(View.GONE);\r
-        } else {\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
+    private void adaptViewAccordingToAuthenticationMethod () {\r
+        switch (mCurrentAuthorizationMethod) { \r
+            case AUTH_METHOD_OAUTH2:\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
+                mAccountNameInput.setVisibility(View.GONE);\r
+                mWebSsoView.setVisibility(View.GONE);\r
+                break;\r
+                \r
+            case AUTH_METHOD_SAML_WEB_SSO:\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
+                mAccountNameInput.setVisibility(View.VISIBLE);\r
+                mWebSsoView.setVisibility(View.VISIBLE);\r
+                break;\r
+                \r
+            case AUTH_METHOD_BASIC_HTTP:\r
+            default:\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
+                mAccountNameInput.setVisibility(View.GONE);\r
+                mWebSsoView.setVisibility(View.GONE);\r
+            }\r
+    }\r
+    \r
     /**\r
      * Called from SslValidatorDialog when a new server certificate was correctly saved.\r
      */\r
     public void onSavedCertificate() {\r
-        mOperationThread = mOcServerChkOperation.retry(this, mHandler);                \r
+        checkOcServer();\r
     }\r
 \r
     /**\r