feat(auth): Add LDAP and SSO authentication support

This commit is contained in:
cogwheel0
2025-12-11 17:36:22 +05:30
parent 43ba1bcdc2
commit ea61168184
20 changed files with 1395 additions and 45 deletions

View File

@@ -29,10 +29,24 @@ class AuthActions {
Future<bool> loginWithApiKey(
String apiKey, {
bool rememberCredentials = false,
String authType = 'token',
}) {
return _auth.loginWithApiKey(
apiKey,
rememberCredentials: rememberCredentials,
authType: authType,
);
}
Future<bool> ldapLogin(
String username,
String password, {
bool rememberCredentials = false,
}) {
return _auth.ldapLogin(
username,
password,
rememberCredentials: rememberCredentials,
);
}

View File

@@ -17,6 +17,15 @@ import '../../../core/auth/auth_state_manager.dart';
import '../../../core/utils/debug_logger.dart';
import 'package:conduit/l10n/app_localizations.dart';
import '../providers/unified_auth_providers.dart';
import '../../../core/auth/webview_cookie_helper.dart' show isWebViewSupported;
/// Authentication mode options
enum AuthMode {
credentials, // Email/password
token, // JWT token
sso, // OAuth/OIDC via WebView
ldap, // LDAP username/password
}
class AuthenticationPage extends ConsumerStatefulWidget {
final ServerConfig? serverConfig;
@@ -32,9 +41,11 @@ class _AuthenticationPageState extends ConsumerState<AuthenticationPage> {
final TextEditingController _usernameController = TextEditingController();
final TextEditingController _passwordController = TextEditingController();
final TextEditingController _apiKeyController = TextEditingController();
final TextEditingController _ldapUsernameController = TextEditingController();
final TextEditingController _ldapPasswordController = TextEditingController();
bool _obscurePassword = true;
bool _useApiKey = false;
AuthMode _authMode = AuthMode.credentials;
String? _loginError;
bool _isSigningIn = false;
bool _serverConfigSaved = false;
@@ -56,7 +67,7 @@ class _AuthenticationPageState extends ConsumerState<AuthenticationPage> {
_loginError = _formatLoginError(authState.error!);
// Switch to token tab if the error is about API keys
if (authState.error!.contains('apiKey')) {
_useApiKey = true;
_authMode = AuthMode.token;
}
});
}
@@ -77,6 +88,8 @@ class _AuthenticationPageState extends ConsumerState<AuthenticationPage> {
_usernameController.dispose();
_passwordController.dispose();
_apiKeyController.dispose();
_ldapUsernameController.dispose();
_ldapPasswordController.dispose();
super.dispose();
}
@@ -100,17 +113,27 @@ class _AuthenticationPageState extends ConsumerState<AuthenticationPage> {
final actions = ref.read(authActionsProvider);
bool success;
if (_useApiKey) {
success = await actions.loginWithApiKey(
_apiKeyController.text.trim(),
rememberCredentials: true,
);
} else {
success = await actions.login(
_usernameController.text.trim(),
_passwordController.text,
rememberCredentials: true,
);
switch (_authMode) {
case AuthMode.credentials:
success = await actions.login(
_usernameController.text.trim(),
_passwordController.text,
rememberCredentials: true,
);
case AuthMode.token:
success = await actions.loginWithApiKey(
_apiKeyController.text.trim(),
rememberCredentials: true,
);
case AuthMode.ldap:
success = await actions.ldapLogin(
_ldapUsernameController.text.trim(),
_ldapPasswordController.text,
rememberCredentials: true,
);
case AuthMode.sso:
// SSO is handled by navigating to SsoAuthPage
return;
}
if (!success) {
@@ -149,6 +172,8 @@ class _AuthenticationPageState extends ConsumerState<AuthenticationPage> {
return l10n.apiKeyNotSupported;
} else if (error.contains('apiKeyNoLongerSupported')) {
return l10n.apiKeyNoLongerSupported;
} else if (error.contains('LDAP authentication is not enabled')) {
return l10n.ldapNotEnabled;
} else if (error.contains('401') || error.contains('Unauthorized')) {
return l10n.invalidCredentials;
} else if (error.contains('redirect')) {
@@ -374,10 +399,12 @@ class _AuthenticationPageState extends ConsumerState<AuthenticationPage> {
}
Widget _buildAuthForm() {
final l10n = AppLocalizations.of(context)!;
return Column(
crossAxisAlignment: CrossAxisAlignment.stretch,
children: [
// Authentication mode toggle
// Primary authentication mode toggle (Credentials/Token)
_buildAuthModeToggle(),
const SizedBox(height: Spacing.lg),
@@ -389,11 +416,19 @@ class _AuthenticationPageState extends ConsumerState<AuthenticationPage> {
const SizedBox(height: Spacing.md),
_buildErrorMessage(_loginError!),
],
// More options section (SSO/LDAP)
const SizedBox(height: Spacing.lg),
_buildMoreOptionsSection(l10n),
],
);
}
Widget _buildAuthModeToggle() {
final l10n = AppLocalizations.of(context)!;
final isPrimaryMode =
_authMode == AuthMode.credentials || _authMode == AuthMode.token;
return Container(
padding: const EdgeInsets.all(3),
decoration: BoxDecoration(
@@ -411,9 +446,13 @@ class _AuthenticationPageState extends ConsumerState<AuthenticationPage> {
icon: Platform.isIOS
? CupertinoIcons.person_circle
: Icons.account_circle_outlined,
label: AppLocalizations.of(context)!.credentials,
isSelected: !_useApiKey,
onTap: () => setState(() => _useApiKey = false),
label: l10n.credentials,
isSelected: _authMode == AuthMode.credentials && isPrimaryMode,
onTap: () => setState(() {
_authMode = AuthMode.credentials;
_loginError = null;
_obscurePassword = true; // Reset visibility on mode change
}),
),
),
Expanded(
@@ -421,9 +460,13 @@ class _AuthenticationPageState extends ConsumerState<AuthenticationPage> {
icon: Platform.isIOS
? CupertinoIcons.lock_shield
: Icons.vpn_key_outlined,
label: AppLocalizations.of(context)!.token,
isSelected: _useApiKey,
onTap: () => setState(() => _useApiKey = true),
label: l10n.token,
isSelected: _authMode == AuthMode.token && isPrimaryMode,
onTap: () => setState(() {
_authMode = AuthMode.token;
_loginError = null;
_obscurePassword = true; // Reset visibility on mode change
}),
),
),
],
@@ -498,10 +541,23 @@ class _AuthenticationPageState extends ConsumerState<AuthenticationPage> {
),
);
},
child: _useApiKey ? _buildApiKeyForm() : _buildCredentialsForm(),
child: _buildCurrentAuthForm(),
);
}
Widget _buildCurrentAuthForm() {
switch (_authMode) {
case AuthMode.credentials:
return _buildCredentialsForm();
case AuthMode.token:
return _buildApiKeyForm();
case AuthMode.ldap:
return _buildLdapForm();
case AuthMode.sso:
return _buildSsoPrompt();
}
}
/// Validates that a token is a JWT and not an API key.
/// API keys (sk-, api-, key-) don't work with WebSocket authentication.
String? _validateJwtToken(String? value) {
@@ -632,15 +688,287 @@ class _AuthenticationPageState extends ConsumerState<AuthenticationPage> {
);
}
Widget _buildLdapForm() {
final l10n = AppLocalizations.of(context)!;
return Column(
key: const ValueKey('ldap_form'),
children: [
AccessibleFormField(
label: l10n.ldapUsername,
hint: l10n.ldapUsernameHint,
controller: _ldapUsernameController,
validator: InputValidationService.validateRequired,
keyboardType: TextInputType.text,
semanticLabel: l10n.ldapUsernameHint,
prefixIcon: Icon(
Platform.isIOS ? CupertinoIcons.person : Icons.person_outline,
color: context.conduitTheme.iconSecondary,
),
autofillHints: const [AutofillHints.username],
isRequired: true,
),
const SizedBox(height: Spacing.lg),
AccessibleFormField(
label: l10n.password,
hint: l10n.passwordHint,
controller: _ldapPasswordController,
validator: InputValidationService.combine([
InputValidationService.validateRequired,
(value) => InputValidationService.validateMinLength(
value,
1,
fieldName: l10n.password,
),
]),
obscureText: _obscurePassword,
semanticLabel: l10n.passwordHint,
prefixIcon: Icon(
Platform.isIOS ? CupertinoIcons.lock : Icons.lock_outline,
color: context.conduitTheme.iconSecondary,
),
suffixIcon: IconButton(
icon: Icon(
_obscurePassword
? (Platform.isIOS
? CupertinoIcons.eye_slash
: Icons.visibility_off)
: (Platform.isIOS ? CupertinoIcons.eye : Icons.visibility),
color: context.conduitTheme.iconSecondary,
),
onPressed: () =>
setState(() => _obscurePassword = !_obscurePassword),
),
onSubmitted: (_) => _signIn(),
autofillHints: const [AutofillHints.password],
isRequired: true,
),
const SizedBox(height: Spacing.sm),
Text(
l10n.ldapDescription,
style: context.conduitTheme.bodySmall?.copyWith(
color: context.conduitTheme.textSecondary,
),
),
],
);
}
Widget _buildSsoPrompt() {
final l10n = AppLocalizations.of(context)!;
return Column(
key: const ValueKey('sso_form'),
children: [
Container(
padding: const EdgeInsets.all(Spacing.lg),
decoration: BoxDecoration(
color: context.conduitTheme.surfaceContainer.withValues(alpha: 0.3),
borderRadius: BorderRadius.circular(AppBorderRadius.medium),
border: Border.all(
color: context.conduitTheme.dividerColor.withValues(alpha: 0.5),
width: BorderWidth.standard,
),
),
child: Column(
children: [
Icon(
Platform.isIOS ? CupertinoIcons.lock_shield : Icons.security,
size: IconSize.xxl,
color: context.conduitTheme.buttonPrimary,
),
const SizedBox(height: Spacing.md),
Text(l10n.sso, style: context.conduitTheme.headingMedium),
const SizedBox(height: Spacing.sm),
Text(
l10n.ssoDescription,
style: context.conduitTheme.bodyMedium?.copyWith(
color: context.conduitTheme.textSecondary,
),
textAlign: TextAlign.center,
),
const SizedBox(height: Spacing.lg),
ConduitButton(
text: l10n.signInWithSso,
icon: Platform.isIOS
? CupertinoIcons.arrow_right
: Icons.arrow_forward,
onPressed: _navigateToSso,
isFullWidth: true,
),
],
),
),
],
);
}
Future<void> _navigateToSso() async {
if (!mounted) return;
// Save server config first if needed
if (widget.serverConfig != null && !_serverConfigSaved) {
await _saveServerConfig(widget.serverConfig!);
_serverConfigSaved = true;
if (!mounted) return;
}
context.pushNamed(RouteNames.ssoAuth, extra: widget.serverConfig);
}
Widget _buildMoreOptionsSection(AppLocalizations l10n) {
return Column(
children: [
// Divider with "or" text
Row(
children: [
Expanded(
child: Divider(
color: context.conduitTheme.dividerColor.withValues(alpha: 0.5),
),
),
Padding(
padding: const EdgeInsets.symmetric(horizontal: Spacing.md),
child: Text(
l10n.moreSignInOptions,
style: context.conduitTheme.bodySmall?.copyWith(
color: context.conduitTheme.textSecondary,
),
),
),
Expanded(
child: Divider(
color: context.conduitTheme.dividerColor.withValues(alpha: 0.5),
),
),
],
),
const SizedBox(height: Spacing.md),
// SSO and LDAP buttons
// SSO is only available on platforms that support WebView (iOS/Android)
Row(
children: [
if (isWebViewSupported) ...[
Expanded(
child: _buildOptionButton(
icon: Platform.isIOS
? CupertinoIcons.lock_shield
: Icons.security,
label: l10n.sso,
isSelected: _authMode == AuthMode.sso,
onTap: () => setState(() {
_authMode = AuthMode.sso;
_loginError = null;
_obscurePassword = true; // Reset visibility on mode change
}),
),
),
const SizedBox(width: Spacing.sm),
],
Expanded(
child: _buildOptionButton(
icon: Platform.isIOS
? CupertinoIcons.building_2_fill
: Icons.domain,
label: l10n.ldap,
isSelected: _authMode == AuthMode.ldap,
onTap: () => setState(() {
_authMode = AuthMode.ldap;
_loginError = null;
_obscurePassword = true; // Reset visibility on mode change
}),
),
),
],
),
],
);
}
Widget _buildOptionButton({
required IconData icon,
required String label,
required bool isSelected,
required VoidCallback onTap,
}) {
return Material(
color: isSelected
? context.conduitTheme.buttonPrimary.withValues(alpha: 0.1)
: context.conduitTheme.surfaceContainer.withValues(alpha: 0.3),
borderRadius: BorderRadius.circular(AppBorderRadius.small),
child: InkWell(
onTap: onTap,
borderRadius: BorderRadius.circular(AppBorderRadius.small),
child: Container(
padding: const EdgeInsets.symmetric(
vertical: Spacing.md,
horizontal: Spacing.sm,
),
decoration: BoxDecoration(
borderRadius: BorderRadius.circular(AppBorderRadius.small),
border: Border.all(
color: isSelected
? context.conduitTheme.buttonPrimary
: context.conduitTheme.dividerColor.withValues(alpha: 0.5),
width: BorderWidth.standard,
),
),
child: Row(
mainAxisAlignment: MainAxisAlignment.center,
children: [
Icon(
icon,
size: IconSize.small,
color: isSelected
? context.conduitTheme.buttonPrimary
: context.conduitTheme.iconSecondary,
),
const SizedBox(width: Spacing.xs),
Text(
label,
style: context.conduitTheme.bodySmall?.copyWith(
color: isSelected
? context.conduitTheme.buttonPrimary
: context.conduitTheme.textSecondary,
fontWeight: isSelected ? FontWeight.w600 : FontWeight.w500,
),
),
],
),
),
),
);
}
Widget _buildSignInButton() {
final l10n = AppLocalizations.of(context)!;
// Don't show sign-in button for SSO mode (it has its own button)
if (_authMode == AuthMode.sso) {
return const SizedBox.shrink();
}
String buttonText;
if (_isSigningIn) {
buttonText = l10n.signingIn;
} else {
switch (_authMode) {
case AuthMode.credentials:
buttonText = l10n.signIn;
case AuthMode.token:
buttonText = l10n.signInWithToken;
case AuthMode.ldap:
buttonText = l10n.signInWithLdap;
case AuthMode.sso:
buttonText = l10n.signInWithSso;
}
}
return Padding(
padding: const EdgeInsets.only(top: Spacing.lg),
child: ConduitButton(
text: _isSigningIn
? AppLocalizations.of(context)!.signingIn
: _useApiKey
? AppLocalizations.of(context)!.signInWithToken
: AppLocalizations.of(context)!.signIn,
text: buttonText,
icon: _isSigningIn
? null
: (Platform.isIOS

View File

@@ -0,0 +1,565 @@
import 'dart:io' show Platform;
import 'package:flutter/cupertino.dart';
import 'package:flutter/foundation.dart' show kIsWeb;
import 'package:flutter/material.dart';
import 'package:flutter_riverpod/flutter_riverpod.dart';
import 'package:go_router/go_router.dart';
import 'package:webview_flutter/webview_flutter.dart';
import '../../../core/auth/webview_cookie_helper.dart';
import '../../../core/models/server_config.dart';
import '../../../core/providers/app_providers.dart';
import '../../../core/services/navigation_service.dart';
import '../../../core/utils/debug_logger.dart';
import '../../../core/widgets/error_boundary.dart';
import '../../../shared/theme/theme_extensions.dart';
import '../../../shared/widgets/conduit_components.dart';
import 'package:conduit/l10n/app_localizations.dart';
import '../providers/unified_auth_providers.dart';
/// SSO Authentication page that uses a WebView to handle OAuth/OIDC flows.
///
/// This page loads the Open-WebUI `/auth` page in a WebView, allowing users
/// to authenticate via configured OAuth providers (Google, Microsoft, GitHub,
/// OIDC, etc.). After successful authentication, the JWT token is captured
/// from cookies or localStorage and used to authenticate in Conduit.
class SsoAuthPage extends ConsumerStatefulWidget {
final ServerConfig? serverConfig;
const SsoAuthPage({super.key, this.serverConfig});
@override
ConsumerState<SsoAuthPage> createState() => _SsoAuthPageState();
}
class _SsoAuthPageState extends ConsumerState<SsoAuthPage> {
WebViewController? _controller;
bool _isLoading = true;
bool _tokenCaptured = false;
String? _error;
String? _serverUrl;
int _captureAttemptId = 0; // Used to cancel stale retry sequences
@override
void initState() {
super.initState();
// Defer initialization to after first frame to ensure context is ready
WidgetsBinding.instance.addPostFrameCallback((_) {
if (mounted) _initializeWebView();
});
}
@override
void dispose() {
// Increment attempt ID to cancel any in-flight token capture operations
_captureAttemptId++;
// Clear controller reference (WebViewController doesn't have a dispose method,
// but setting to null ensures callbacks check mounted state)
_controller = null;
super.dispose();
}
Future<void> _initializeWebView() async {
// Check platform support first - webview_flutter only supports iOS/Android
if (!isWebViewSupported) {
if (!mounted) return;
final l10n = AppLocalizations.of(context);
setState(() {
_error =
l10n?.ssoPlatformNotSupported ??
'SSO authentication is not supported on this platform. '
'Please use credentials or LDAP authentication instead.';
_isLoading = false;
});
return;
}
// Get server URL from config or active server
final config = widget.serverConfig;
if (config != null) {
_serverUrl = config.url;
} else {
final activeServer = await ref.read(activeServerProvider.future);
if (!mounted) return;
_serverUrl = activeServer?.url;
}
if (_serverUrl == null) {
if (!mounted) return;
setState(() {
_error = 'No server configured';
_isLoading = false;
});
return;
}
DebugLogger.auth('Initializing SSO WebView for $_serverUrl');
final controller = WebViewController()
..setJavaScriptMode(JavaScriptMode.unrestricted)
..setNavigationDelegate(
NavigationDelegate(
onPageStarted: _onPageStarted,
onPageFinished: _onPageFinished,
onWebResourceError: _onWebResourceError,
onNavigationRequest: _onNavigationRequest,
),
)
..setUserAgent(_buildUserAgent());
// Clear cookies before loading to ensure fresh session
if (isWebViewSupported) {
await WebViewCookieManager().clearCookies();
}
if (!mounted) return;
// Load the auth page
await controller.loadRequest(Uri.parse('$_serverUrl/auth'));
if (!mounted) return;
setState(() {
_controller = controller;
});
}
String _buildUserAgent() {
// Use a standard mobile browser user agent to ensure OAuth providers work correctly
// Note: webview_flutter only supports iOS and Android; guard against web to be safe
if (!kIsWeb && Platform.isIOS) {
return 'Mozilla/5.0 (iPhone; CPU iPhone OS 17_0 like Mac OS X) '
'AppleWebKit/605.1.15 (KHTML, like Gecko) Version/17.0 Mobile/15E148 Safari/604.1';
} else {
// Android (or fallback) - use mobile Chrome
return 'Mozilla/5.0 (Linux; Android 14) '
'AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.0.0 Mobile Safari/537.36';
}
}
void _onPageStarted(String url) {
DebugLogger.auth('SSO page started: $url');
// Increment attempt ID to cancel any in-progress retry sequences
_captureAttemptId++;
setState(() {
_isLoading = true;
_error = null;
});
}
Future<void> _onPageFinished(String url) async {
DebugLogger.auth('SSO page finished: $url');
setState(() {
_isLoading = false;
});
if (_tokenCaptured) return;
final uri = Uri.parse(url);
// Check for error parameter (OAuth failures redirect with ?error=...)
final error = uri.queryParameters['error'];
if (error != null && error.isNotEmpty) {
DebugLogger.auth('SSO error from URL: $error');
setState(() {
_error = error;
});
return;
}
// Only check for token on /auth page (after OAuth callback redirect)
// or on the root page (some configurations)
if (!uri.path.endsWith('/auth') && uri.path != '/') return;
// Wait a moment for the frontend to persist the token
// The OAuth callback sets the cookie, then redirects to /auth,
// where the frontend reads the cookie and stores it in localStorage
final attemptId = _captureAttemptId;
await _attemptTokenCaptureWithRetry(uri, attemptId: attemptId);
}
/// Attempt token capture with retries to handle timing issues.
///
/// The Open-WebUI frontend needs a moment to read the token cookie
/// and store it in localStorage after the OAuth redirect.
///
/// [attemptId] is used to cancel this retry sequence if a new page load starts.
Future<void> _attemptTokenCaptureWithRetry(
Uri uri, {
required int attemptId,
int maxAttempts = 3,
}) async {
for (int attempt = 0; attempt < maxAttempts; attempt++) {
// Cancel if token captured, widget disposed, or a new page load started
if (_tokenCaptured || !mounted || attemptId != _captureAttemptId) return;
// Small delay to let frontend persist token (except on first attempt)
if (attempt > 0) {
await Future.delayed(const Duration(milliseconds: 500));
// Re-check after delay in case state changed
if (_tokenCaptured || !mounted || attemptId != _captureAttemptId) {
return;
}
}
final found = await _attemptTokenCapture(uri, attemptId: attemptId);
if (found) return;
}
// After all attempts, token not found - user may still be in auth flow
// Only log if this is still the current attempt sequence
if (attemptId == _captureAttemptId) {
DebugLogger.auth(
'No token found after $maxAttempts attempts, user may still be authenticating',
);
}
}
/// Attempts to capture the authentication token from cookies or localStorage.
///
/// Returns true if a token was found and handled, false otherwise.
/// [attemptId] is checked to abort if a new page load started.
Future<bool> _attemptTokenCapture(Uri uri, {required int attemptId}) async {
final controller = _controller;
if (controller == null || !mounted) return false;
// Abort if a new page load started
if (attemptId != _captureAttemptId) return false;
// Strategy 1: Check token cookie via JavaScript
// Open-WebUI sets the token cookie with httponly=False, so it's accessible
try {
final cookieResult = await controller.runJavaScriptReturningResult(
'(function() {'
' var cookies = document.cookie.split(";");'
' for (var i = 0; i < cookies.length; i++) {'
' var cookie = cookies[i].trim();'
' if (cookie.startsWith("token=")) {'
' return cookie.substring(6);'
' }'
' }'
' return "";'
'})()',
);
// Abort if widget disposed or new page load started
if (!mounted || attemptId != _captureAttemptId) return false;
String tokenValue = _cleanJsString(cookieResult.toString());
if (tokenValue.isNotEmpty) {
DebugLogger.auth('Found token in cookie');
await _handleToken(tokenValue);
return true;
}
} catch (e) {
DebugLogger.warning(
'sso-cookie-read-failed',
scope: 'auth/sso',
data: {'error': e.toString()},
);
}
// Abort if widget disposed or new page load started
if (!mounted || attemptId != _captureAttemptId) return false;
// Strategy 2: Check localStorage (fallback - frontend sets this)
try {
final result = await controller.runJavaScriptReturningResult(
'localStorage.getItem("token")',
);
// Abort if widget disposed or new page load started
if (!mounted || attemptId != _captureAttemptId) return false;
String tokenValue = _cleanJsString(result.toString());
if (tokenValue.isNotEmpty && tokenValue != 'null') {
DebugLogger.auth('Found token in localStorage');
await _handleToken(tokenValue);
return true;
}
} catch (e) {
DebugLogger.warning(
'sso-localstorage-read-failed',
scope: 'auth/sso',
data: {'error': e.toString()},
);
}
return false;
}
/// Clean JavaScript string result by removing surrounding quotes
String _cleanJsString(String value) {
if (value.startsWith('"') && value.endsWith('"')) {
return value.substring(1, value.length - 1);
}
return value;
}
Future<void> _handleToken(String token) async {
if (_tokenCaptured || !mounted) return;
// Basic validation before attempting login
final trimmedToken = token.trim();
// JWT tokens have 3 dot-separated segments and are typically 100+ chars
final isValidFormat =
trimmedToken.length >= 50 && trimmedToken.split('.').length == 3;
if (trimmedToken.isEmpty || !isValidFormat) {
DebugLogger.warning(
'sso-token-invalid',
scope: 'auth/sso',
data: {
'length': trimmedToken.length,
'segments': trimmedToken.split('.').length,
},
);
return; // Invalid token, don't mark as captured - allow retry
}
DebugLogger.auth('Handling captured SSO token');
_tokenCaptured = true;
setState(() {
_isLoading = true;
});
// Capture localized error message before async gap
final ssoFailedMessage =
AppLocalizations.of(context)?.ssoAuthFailed ??
'SSO authentication failed';
try {
final authActions = ref.read(authActionsProvider);
final success = await authActions.loginWithApiKey(
trimmedToken,
rememberCredentials: true,
authType: 'sso', // Mark as SSO-obtained token for traceability
);
if (!mounted) return;
if (success) {
DebugLogger.auth('SSO login successful, navigating to chat');
context.go(Routes.chat);
} else {
setState(() {
_error = ssoFailedMessage;
_isLoading = false;
_tokenCaptured = false;
});
}
} catch (e) {
DebugLogger.error(
'sso-token-handling-failed',
scope: 'auth/sso',
error: e,
);
if (!mounted) return;
setState(() {
_error = e.toString();
_isLoading = false;
_tokenCaptured = false;
});
}
}
void _onWebResourceError(WebResourceError error) {
DebugLogger.error(
'sso-webview-error',
scope: 'auth/sso',
data: {
'errorCode': error.errorCode,
'description': error.description,
'errorType': error.errorType?.name,
},
);
// Only show error for main frame failures
if (error.isForMainFrame ?? false) {
setState(() {
_error = error.description;
_isLoading = false;
});
}
}
NavigationDecision _onNavigationRequest(NavigationRequest request) {
final url = request.url;
DebugLogger.auth('SSO navigation request: $url');
// Allow all navigation - OAuth flows require redirects to external
// identity providers and back. The WebView is sandboxed and the token
// is only captured when the user returns to the Open-WebUI /auth page.
//
// We log the URL for debugging but don't restrict navigation since:
// 1. OAuth providers may use various redirect URLs
// 2. The user initiated this flow intentionally
// 3. Token capture only happens on the configured server's /auth page
return NavigationDecision.navigate;
}
Future<void> _refresh() async {
final controller = _controller;
if (controller == null || _serverUrl == null) return;
setState(() {
_isLoading = true;
_error = null;
_tokenCaptured = false;
});
// Clear cookies and reload (with platform guard)
if (isWebViewSupported) {
await WebViewCookieManager().clearCookies();
}
if (!mounted) return;
await controller.loadRequest(Uri.parse('$_serverUrl/auth'));
}
@override
Widget build(BuildContext context) {
final l10n = AppLocalizations.of(context);
return ErrorBoundary(
child: Scaffold(
backgroundColor: context.conduitTheme.surfaceBackground,
appBar: AppBar(
backgroundColor: context.conduitTheme.surfaceBackground,
elevation: 0,
leading: ConduitIconButton(
icon: Platform.isIOS ? CupertinoIcons.back : Icons.arrow_back,
onPressed: () => context.pop(),
tooltip: l10n?.back ?? 'Back',
),
title: Text(
l10n?.sso ?? 'SSO',
style: context.conduitTheme.headingMedium,
),
centerTitle: true,
actions: [
if (_controller != null)
ConduitIconButton(
icon: Platform.isIOS ? CupertinoIcons.refresh : Icons.refresh,
onPressed: _refresh,
tooltip: l10n?.retry ?? 'Retry',
),
],
),
body: SafeArea(child: _buildBody(l10n)),
),
);
}
Widget _buildBody(AppLocalizations? l10n) {
if (_error != null) {
return _buildErrorState(l10n);
}
// Guard against rendering WebView on unsupported platforms
if (_controller == null || !isWebViewSupported) {
return _buildLoadingState(l10n);
}
return Stack(
children: [
WebViewWidget(controller: _controller!),
if (_isLoading) _buildLoadingOverlay(l10n),
],
);
}
Widget _buildLoadingState(AppLocalizations? l10n) {
return Center(
child: Column(
mainAxisAlignment: MainAxisAlignment.center,
children: [
const CircularProgressIndicator.adaptive(),
const SizedBox(height: Spacing.lg),
Text(
l10n?.ssoLoadingLogin ?? 'Loading login page...',
style: context.conduitTheme.bodyMedium?.copyWith(
color: context.conduitTheme.textSecondary,
),
),
],
),
);
}
Widget _buildLoadingOverlay(AppLocalizations? l10n) {
return Positioned.fill(
child: Container(
color: context.conduitTheme.surfaceBackground.withValues(alpha: 0.8),
child: Center(
child: Column(
mainAxisAlignment: MainAxisAlignment.center,
children: [
const CircularProgressIndicator.adaptive(),
const SizedBox(height: Spacing.lg),
Text(
_tokenCaptured
? (l10n?.ssoAuthenticating ?? 'Authenticating...')
: (l10n?.ssoLoadingLogin ?? 'Loading...'),
style: context.conduitTheme.bodyMedium?.copyWith(
color: context.conduitTheme.textSecondary,
),
),
],
),
),
),
);
}
Widget _buildErrorState(AppLocalizations? l10n) {
return Padding(
padding: const EdgeInsets.all(Spacing.pagePadding),
child: Center(
child: Column(
mainAxisAlignment: MainAxisAlignment.center,
children: [
Icon(
Platform.isIOS
? CupertinoIcons.exclamationmark_circle
: Icons.error_outline,
size: IconSize.xxl,
color: context.conduitTheme.error,
),
const SizedBox(height: Spacing.lg),
Text(
l10n?.ssoAuthFailed ?? 'SSO authentication failed',
style: context.conduitTheme.headingMedium,
textAlign: TextAlign.center,
),
const SizedBox(height: Spacing.sm),
Text(
_error ?? '',
style: context.conduitTheme.bodyMedium?.copyWith(
color: context.conduitTheme.textSecondary,
),
textAlign: TextAlign.center,
),
const SizedBox(height: Spacing.xl),
ConduitButton(
text: l10n?.retry ?? 'Retry',
icon: Platform.isIOS ? CupertinoIcons.refresh : Icons.refresh,
onPressed: _refresh,
),
const SizedBox(height: Spacing.md),
ConduitButton(
text: l10n?.back ?? 'Back',
icon: Platform.isIOS ? CupertinoIcons.back : Icons.arrow_back,
onPressed: () => context.pop(),
isSecondary: true,
),
],
),
),
);
}
}