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package handler
import (
"context"
"crypto/rand"
"encoding/base64"
"encoding/json"
stderrors "errors"
"fmt"
"net/http"
"strings"
"github.com/gin-gonic/gin"
"github.com/Tencent/WeKnora/internal/application/service"
"github.com/Tencent/WeKnora/internal/config"
"github.com/Tencent/WeKnora/internal/errors"
"github.com/Tencent/WeKnora/internal/handler/dto"
"github.com/Tencent/WeKnora/internal/logger"
"github.com/Tencent/WeKnora/internal/types"
"github.com/Tencent/WeKnora/internal/types/interfaces"
secutils "github.com/Tencent/WeKnora/internal/utils"
)
const oidcNonceCookieName = "weknora_oidc_nonce"
const oidcNonceCookieMaxAge = 600
// AuthHandler implements HTTP request handlers for user authentication
// Provides functionality for user registration, login, logout, and token management
// through the REST API endpoints
type AuthHandler struct {
userService interfaces.UserService
tenantService interfaces.TenantService
configInfo *config.Config
systemSettingSvc interfaces.SystemSettingService
// invitationSvc is required for the share-link registration path
// (POST /auth/register-by-invite). When nil — e.g. legacy test
// fixtures — the share-link endpoints respond 503 rather than
// blocking the rest of the auth surface.
invitationSvc interfaces.TenantInvitationService
}
// NewAuthHandler creates a new auth handler instance with the provided services
// Parameters:
// - userService: An implementation of the UserService interface for business logic
// - tenantService: An implementation of the TenantService interface for tenant management
// - systemSettingSvc: 3-tier resolver for runtime-tunable settings such as
// auth.registration_mode (P3). When DB has a row, it overrides cfg's
// startup value; otherwise we fall back to cfg.Auth.RegistrationMode
// (which already accounted for the legacy DISABLE_REGISTRATION env coerce
// during config load). Mismatch impossible by construction since the
// handler always passes cfg's value as the def parameter to GetString.
//
// Returns a pointer to the newly created AuthHandler
func NewAuthHandler(configInfo *config.Config,
userService interfaces.UserService, tenantService interfaces.TenantService,
systemSettingSvc interfaces.SystemSettingService,
invitationSvc interfaces.TenantInvitationService,
) *AuthHandler {
// Boot-time guard: a nil-or-empty Auth section silently disables the
// invite_only gate (see Register below). Emit a loud one-shot log
// pointing at the misconfiguration so operators notice on startup
// instead of discovering it the day someone hits /auth/register.
if configInfo == nil || configInfo.Auth == nil {
logger.Errorf(context.Background(),
"[auth] AuthHandler constructed with nil/incomplete config (cfg=%v); "+
"registration_mode enforcement is disabled. This is almost certainly a wiring bug.",
configInfo)
}
return &AuthHandler{
configInfo: configInfo,
userService: userService,
tenantService: tenantService,
systemSettingSvc: systemSettingSvc,
invitationSvc: invitationSvc,
}
}
// resolveRegistrationMode returns the currently active registration mode.
// Priority: DB system_settings > cfg (which already absorbed the legacy
// DISABLE_REGISTRATION env coerce at startup) > "self_serve" hard default.
//
// Centralised here so /auth/register and /auth/config stay in lock-step —
// otherwise a SystemAdmin's UI edit could affect one path and not the other.
func (h *AuthHandler) resolveRegistrationMode(ctx context.Context) string {
// cfg-derived default: empty is impossible after applyAuthAndTenantDefaults,
// but be defensive in case AuthHandler was constructed before that ran
// (the NewAuthHandler guard already logged in that case).
def := config.AuthRegistrationModeSelfServe
if h.configInfo != nil && h.configInfo.Auth != nil {
if m := strings.TrimSpace(h.configInfo.Auth.RegistrationMode); m != "" {
def = m
}
}
if h.systemSettingSvc == nil {
return def
}
// envName = "" because DISABLE_REGISTRATION is a boolean and
// auth.registration_mode is a string — the legacy env was already
// coerced into `def` above. Mixing the two semantics at the resolver
// layer would mean a UI delete (DB row absent) silently flipped to
// the legacy boolean read again, which is surprising.
return h.systemSettingSvc.GetString(ctx, "auth.registration_mode", "", def)
}
// resolveDefaultTenantMode returns the provisioning policy for a new
// local user account.
// Priority: DB system_settings > cfg.Auth > hard default (create_personal).
// Shared by public registration and the SystemAdmin create-user endpoint.
//
// Invitation registration never uses this value: the invitation itself
// supplies the target tenant.
func resolveDefaultTenantMode(
ctx context.Context,
configInfo *config.Config,
systemSettingSvc interfaces.SystemSettingService,
) types.TenantProvisioningMode {
def := config.AuthDefaultTenantModeCreatePersonal
if configInfo != nil && configInfo.Auth != nil {
if mode := strings.TrimSpace(configInfo.Auth.DefaultTenantMode); mode != "" {
def = mode
}
}
mode := def
if systemSettingSvc != nil {
mode = systemSettingSvc.GetString(
ctx,
"auth.default_tenant_mode",
"WEKNORA_AUTH_DEFAULT_TENANT_MODE",
def,
)
}
if mode == config.AuthDefaultTenantModeTenantless {
return types.TenantProvisioningTenantless
}
return types.TenantProvisioningCreatePersonal
}
// resolveDefaultTenantMode returns the provisioning policy for ordinary
// public password registrations.
func (h *AuthHandler) resolveDefaultTenantMode(ctx context.Context) types.TenantProvisioningMode {
return resolveDefaultTenantMode(ctx, h.configInfo, h.systemSettingSvc)
}
// resolveDefaultTenantMode resolves the same policy for users provisioned
// by a SystemAdmin via POST /api/v1/system/admin/users/create.
func (h *SystemHandler) resolveDefaultTenantMode(ctx context.Context) types.TenantProvisioningMode {
return resolveDefaultTenantMode(ctx, h.cfg, h.systemSettingSvc)
}
func (h *AuthHandler) complexPasswordEnabled(ctx context.Context) bool {
return service.ResolveComplexPasswordEnabled(ctx, h.configInfo, h.systemSettingSvc)
}
func (h *SystemHandler) complexPasswordEnabled(ctx context.Context) bool {
return service.ResolveComplexPasswordEnabled(ctx, h.cfg, h.systemSettingSvc)
}
// Register godoc
// @Summary 用户注册
// @Description 注册新用户账号
// @Tags 认证
// @Accept json
// @Produce json
// @Param request body types.RegisterRequest true "注册请求参数"
// @Success 201 {object} types.RegisterResponse
// @Failure 400 {object} errors.AppError "请求参数错误"
// @Failure 403 {object} errors.AppError "注册功能已禁用"
// @Router /auth/register [post]
func (h *AuthHandler) Register(c *gin.Context) {
ctx := c.Request.Context()
logger.Info(ctx, "Start user registration")
// 当 auth.registration_mode=invite_only 时,public 注册被关闭。
// 优先级:DB system_settings > cfg.Auth.RegistrationMode > "self_serve"。
// SystemAdmin 通过「全局设置」UI 实时切换 self_serve / invite_only,立即
// 生效,不需要重启服务。历史变量 DISABLE_REGISTRATION=true 仍在 config
// 启动阶段被等价提升为 invite_only(applyAuthAndTenantDefaults),
// 作为 cfg-default 进入 resolveRegistrationMode。
if h.resolveRegistrationMode(ctx) == config.AuthRegistrationModeInviteOnly {
logger.Warn(ctx, "Registration rejected: auth.registration_mode=invite_only")
appErr := errors.NewForbiddenError("Registration is invite-only")
c.Error(appErr)
return
}
var req types.RegisterRequest
if err := c.ShouldBindJSON(&req); err != nil {
logger.Error(ctx, "Failed to parse registration request parameters", err)
appErr := errors.NewValidationError("Invalid registration parameters").WithDetails(err.Error())
c.Error(appErr)
return
}
req.Username = secutils.SanitizeForLog(req.Username)
req.Email = secutils.SanitizeForLog(req.Email)
// Password is intentionally NOT sanitized: SanitizeForLog replaces
// \n, \r, \t and strips other control characters so a string is safe
// to write into a log line. Applying it to a real password would
// silently rewrite the credential before hashing, so registration
// would succeed but login with the original password would fail.
// Passwords must never be logged, so they don't need that defence.
// Validate required fields
if req.Username == "" || req.Email == "" || req.Password == "" {
logger.Error(ctx, "Missing required registration fields")
appErr := errors.NewValidationError("Username, email and password are required")
c.Error(appErr)
return
}
// Validate password against the runtime policy (DB system_settings
// first). Register itself does not enforce this because OIDC
// auto-provision uses an untyped random secret the user never types.
if err := service.ValidatePasswordPolicy(req.Password, h.complexPasswordEnabled(ctx)); err != nil {
logger.Error(ctx, "Invalid password policy")
appErr := errors.NewValidationError(err.Error())
_ = c.Error(appErr)
return
}
req.Username = secutils.SanitizeForLog(req.Username)
req.Email = secutils.SanitizeForLog(req.Email)
req.TenantProvisioning = h.resolveDefaultTenantMode(ctx)
// Call service to register user
user, err := h.userService.Register(ctx, &req)
if err != nil {
logger.Errorf(ctx, "Failed to register user: %v", err)
appErr := errors.NewBadRequestError(err.Error())
c.Error(appErr)
return
}
// Return success response
response := &types.RegisterResponse{
Success: true,
Message: "Registration successful",
User: user,
}
logger.Infof(ctx, "User registered successfully: %s", secutils.SanitizeForLog(user.Email))
c.JSON(http.StatusCreated, response)
}
// Login godoc
// @Summary 用户登录
// @Description 用户登录并获取访问令牌
// @Tags 认证
// @Accept json
// @Produce json
// @Param request body types.LoginRequest true "登录请求参数"
// @Success 200 {object} types.LoginResponse
// @Failure 401 {object} errors.AppError "认证失败"
// @Router /auth/login [post]
func (h *AuthHandler) Login(c *gin.Context) {
ctx := c.Request.Context()
logger.Info(ctx, "Start user login")
var req types.LoginRequest
if err := c.ShouldBindJSON(&req); err != nil {
logger.Error(ctx, "Failed to parse login request parameters", err)
appErr := errors.NewValidationError("Invalid login parameters").WithDetails(err.Error())
c.Error(appErr)
return
}
req.Username = strings.TrimSpace(req.Username)
req.Email = strings.TrimSpace(req.Email)
// Validate required fields
if (req.Username == "" && req.Email == "") || req.Password == "" {
logger.Error(ctx, "Missing required login fields")
appErr := errors.NewValidationError("Account and password are required")
c.Error(appErr)
return
}
// Call service to authenticate user
response, err := h.userService.Login(ctx, &req)
if err != nil {
logger.Errorf(ctx, "Failed to login user: %v", err)
appErr := errors.NewUnauthorizedError("Login failed").WithDetails(err.Error())
c.Error(appErr)
return
}
// Check if login was successful
if !response.Success {
logger.Warnf(ctx, "Login failed: %s", response.Message)
c.JSON(http.StatusUnauthorized, dto.NewAuthLoginResponse(response))
return
}
// User is already in the correct format from service
logger.Info(ctx, "User logged in successfully")
c.JSON(http.StatusOK, dto.NewAuthLoginResponse(response))
}
// GetOIDCAuthorizationURL godoc
// @Summary 获取OIDC授权地址
// @Description 根据后端OIDC配置生成第三方登录跳转地址
// @Tags 认证
// @Accept json
// @Produce json
// @Param redirect_uri query string true "OIDC回调地址"
// @Success 200 {object} types.OIDCAuthURLResponse
// @Failure 400 {object} errors.AppError "请求参数错误"
// @Failure 403 {object} errors.AppError "OIDC未启用"
// @Router /auth/oidc/url [get]
func (h *AuthHandler) GetOIDCAuthorizationURL(c *gin.Context) {
ctx := c.Request.Context()
redirectURI := strings.TrimSpace(c.Query("redirect_uri"))
if redirectURI == "" {
appErr := errors.NewValidationError("redirect_uri is required")
c.Error(appErr)
return
}
resp, err := h.userService.GetOIDCAuthorizationURL(ctx, redirectURI)
if err != nil {
logger.Errorf(ctx, "Failed to generate OIDC authorization URL: %v", err)
appErr := errors.NewForbiddenError("OIDC authorization unavailable").WithDetails(err.Error())
c.Error(appErr)
return
}
// Bind the state nonce to this browser so an attacker cannot replay
// their own authorization code into a victim's callback.
setOIDCNonceCookie(c, resp.Nonce)
c.JSON(http.StatusOK, resp)
}
// setOIDCNonceCookie binds the OIDC state nonce to this browser so an
// attacker cannot replay their own authorization code into a victim's
// callback. Shared by /auth/oidc/url (JSON) and /auth/oidc/start (302).
func setOIDCNonceCookie(c *gin.Context, nonce string) {
if nonce == "" {
return
}
secure := c.Request.TLS != nil || strings.EqualFold(c.GetHeader("X-Forwarded-Proto"), "https")
c.SetSameSite(http.SameSiteLaxMode)
c.SetCookie(oidcNonceCookieName, nonce, oidcNonceCookieMaxAge, "/", "", secure, true)
}
// oidcCallbackURL derives the absolute /auth/oidc/callback URL from the
// request's own origin (scheme + host), so external platforms can deep-link
// to /auth/oidc/start without supplying a redirect_uri.
func oidcCallbackURL(c *gin.Context) string {
scheme := "http"
if c.Request.TLS != nil || strings.EqualFold(c.GetHeader("X-Forwarded-Proto"), "https") {
scheme = "https"
}
return scheme + "://" + c.Request.Host + "/api/v1/auth/oidc/callback"
}
// OIDCStart godoc
// @Summary 发起 OIDC 登录(直接 302)
// @Description 与 /auth/oidc/url 不同,此端点直接 302 重定向到 OIDC Provider 的授权页,
// @Description 无需前端 JS 介入。适用于外部平台(如企业门户)直接给出一个链接即可
// @Description 触发 OIDC 授权码流程,借助 IdP 的 SSO session 实现免再次输密码。
// @Tags 认证
// @Success 302
// @Router /auth/oidc/start [get]
func (h *AuthHandler) OIDCStart(c *gin.Context) {
ctx := c.Request.Context()
resp, err := h.userService.GetOIDCAuthorizationURL(ctx, oidcCallbackURL(c))
if err != nil {
logger.Errorf(ctx, "Failed to generate OIDC authorization URL: %v", err)
appErr := errors.NewForbiddenError("OIDC authorization unavailable").WithDetails(err.Error())
c.Error(appErr)
return
}
setOIDCNonceCookie(c, resp.Nonce)
c.Redirect(http.StatusFound, resp.AuthorizationURL)
}
// GetOIDCConfig godoc
// @Summary 获取OIDC登录配置
// @Description 返回OIDC是否启用以及provider展示名称,供前端决定是否展示OIDC登录入口
// @Tags 认证
// @Accept json
// @Produce json
// @Success 200 {object} types.OIDCConfigResponse
// @Router /auth/oidc/config [get]
func (h *AuthHandler) GetOIDCConfig(c *gin.Context) {
providerDisplayName := ""
enabled := false
if h.configInfo != nil && h.configInfo.OIDCAuth != nil {
enabled = h.configInfo.OIDCAuth.Enable
providerDisplayName = strings.TrimSpace(h.configInfo.OIDCAuth.ProviderDisplayName)
}
c.JSON(http.StatusOK, &types.OIDCConfigResponse{
Success: true,
Enabled: enabled,
ProviderDisplayName: providerDisplayName,
})
}
// OIDCRedirectCallback godoc
// @Summary OIDC登录重定向回调
// @Description 接收OIDC provider回调并由后端完成code交换,随后重定向回前端登录页
// @Tags 认证
// @Accept json
// @Produce json
// @Param code query string false "OIDC授权码"
// @Param state query string false "OIDC状态"
// @Param error query string false "OIDC错误码"
// @Success 302
// @Router /auth/oidc/callback [get]
func (h *AuthHandler) OIDCRedirectCallback(c *gin.Context) {
ctx := c.Request.Context()
frontendRedirectURI := "/"
if providerError := strings.TrimSpace(c.Query("error")); providerError != "" {
redirectURL := frontendRedirectURI + "#oidc_error=" + urlQueryEscape(providerError)
if description := strings.TrimSpace(c.Query("error_description")); description != "" {
redirectURL += "&oidc_error_description=" + urlQueryEscape(description)
}
c.Redirect(http.StatusFound, redirectURL)
return
}
state := strings.TrimSpace(c.Query("state"))
decodedState, err := decodeOIDCState(state, c.Request)
if err != nil {
logger.Errorf(ctx, "Failed to decode OIDC state: %v", err)
c.Redirect(http.StatusFound, frontendRedirectURI+"#oidc_error="+urlQueryEscape("invalid_state"))
return
}
// One-time use: clear the binding cookie as soon as it is checked.
c.SetCookie(oidcNonceCookieName, "", -1, "/", "", false, true)
code := strings.TrimSpace(c.Query("code"))
if code == "" {
c.Redirect(http.StatusFound, frontendRedirectURI+"#oidc_error="+urlQueryEscape("missing_code"))
return
}
resp, err := h.userService.LoginWithOIDC(ctx, code, strings.TrimSpace(decodedState.RedirectURI), h.resolveDefaultTenantMode(ctx))
if err != nil {
logger.Errorf(ctx, "Failed to complete OIDC login via redirect callback: %v", err)
c.Redirect(http.StatusFound, frontendRedirectURI+"#oidc_error="+urlQueryEscape("login_failed")+"&oidc_error_description="+urlQueryEscape(err.Error()))
return
}
if !resp.Success {
c.Redirect(http.StatusFound, frontendRedirectURI+"#oidc_error="+urlQueryEscape("login_failed")+"&oidc_error_description="+urlQueryEscape(resp.Message))
return
}
payload, err := encodeOIDCCallbackPayload(resp)
if err != nil {
logger.Errorf(ctx, "Failed to encode OIDC callback payload: %v", err)
c.Redirect(http.StatusFound, frontendRedirectURI+"#oidc_error="+urlQueryEscape("payload_encode_failed"))
return
}
c.Redirect(http.StatusFound, frontendRedirectURI+"#oidc_result="+urlQueryEscape(payload))
}
func encodeOIDCCallbackPayload(resp *types.OIDCCallbackResponse) (string, error) {
payload, err := json.Marshal(dto.NewAuthOIDCCallbackResponse(resp))
if err != nil {
return "", err
}
return base64.RawURLEncoding.EncodeToString(payload), nil
}
type oidcStatePayload struct {
Nonce string
RedirectURI string
}
func decodeOIDCState(raw string, req *http.Request) (*oidcStatePayload, error) {
payload, err := secutils.VerifyOIDCState(raw)
if err != nil {
return nil, err
}
cookieNonce, err := req.Cookie(oidcNonceCookieName)
if err != nil || cookieNonce == nil || strings.TrimSpace(cookieNonce.Value) == "" {
return nil, errors.NewValidationError("oidc nonce cookie missing")
}
if cookieNonce.Value != payload.Nonce {
return nil, errors.NewValidationError("oidc nonce mismatch")
}
return &oidcStatePayload{
Nonce: payload.Nonce,
RedirectURI: strings.TrimSpace(payload.RedirectURI),
}, nil
}
func urlQueryEscape(value string) string {
replacer := strings.NewReplacer(
"%", "%25",
" ", "%20",
"#", "%23",
"&", "%26",
"+", "%2B",
"=", "%3D",
"?", "%3F",
)
return replacer.Replace(value)
}
// Logout godoc
// @Summary 用户登出
// @Description 撤销当前访问令牌并登出
// @Tags 认证
// @Accept json
// @Produce json
// @Success 200 {object} map[string]interface{} "登出成功"
// @Failure 400 {object} errors.AppError "请求参数错误"
// @Security Bearer
// @Router /auth/logout [post]
func (h *AuthHandler) Logout(c *gin.Context) {
ctx := c.Request.Context()
logger.Info(ctx, "Start user logout")
// Extract token from Authorization header
authHeader := c.GetHeader("Authorization")
if authHeader == "" {
logger.Error(ctx, "Missing Authorization header")
appErr := errors.NewValidationError("Authorization header is required")
c.Error(appErr)
return
}
// Parse Bearer token
tokenParts := strings.Split(authHeader, " ")
if len(tokenParts) != 2 || tokenParts[0] != "Bearer" {
logger.Error(ctx, "Invalid Authorization header format")
appErr := errors.NewValidationError("Invalid Authorization header format")
c.Error(appErr)
return
}
token := tokenParts[1]
// Revoke every outstanding session for this user so refresh tokens
// cannot keep working after logout.
err := h.userService.Logout(ctx, token)
if err != nil {
logger.Errorf(ctx, "Failed to revoke token: %v", err)
appErr := errors.NewInternalServerError("Logout failed").WithDetails(err.Error())
c.Error(appErr)
return
}
logger.Info(ctx, "User logged out successfully")
c.JSON(http.StatusOK, gin.H{
"success": true,
"message": "Logout successful",
})
}
// RefreshToken godoc
// @Summary 刷新令牌
// @Description 使用刷新令牌获取新的访问令牌
// @Tags 认证
// @Accept json
// @Produce json
// @Param request body object{refreshToken=string} true "刷新令牌"
// @Success 200 {object} map[string]interface{} "新令牌"
// @Failure 401 {object} errors.AppError "令牌无效"
// @Router /auth/refresh [post]
func (h *AuthHandler) RefreshToken(c *gin.Context) {
ctx := c.Request.Context()
logger.Info(ctx, "Start token refresh")
var req struct {
RefreshToken string `json:"refreshToken" binding:"required"`
}
if err := c.ShouldBindJSON(&req); err != nil {
logger.Error(ctx, "Failed to parse refresh token request", err)
appErr := errors.NewValidationError("Invalid refresh token request").WithDetails(err.Error())
c.Error(appErr)
return
}
// Call service to refresh token
accessToken, newRefreshToken, err := h.userService.RefreshToken(ctx, req.RefreshToken)
if err != nil {
logger.Errorf(ctx, "Failed to refresh token: %v", err)
appErr := errors.NewUnauthorizedError("Token refresh failed").WithDetails(err.Error())
c.Error(appErr)
return
}
logger.Info(ctx, "Token refreshed successfully")
c.JSON(http.StatusOK, gin.H{
"success": true,
"message": "Token refreshed successfully",
"access_token": accessToken,
"refresh_token": newRefreshToken,
})
}
// GetCurrentUser godoc
// @Summary 获取当前用户信息
// @Description 获取当前登录用户的详细信息
// @Tags 认证
// @Accept json
// @Produce json
// @Success 200 {object} map[string]interface{} "用户信息"
// @Failure 401 {object} errors.AppError "未授权"
// @Security Bearer
// @Router /auth/me [get]
func (h *AuthHandler) GetCurrentUser(c *gin.Context) {
ctx := c.Request.Context()
// Get current user from service (which extracts from context)
user, err := h.userService.GetCurrentUser(ctx)
if err != nil {
logger.Errorf(ctx, "Failed to get current user: %v", err)
appErr := errors.NewUnauthorizedError("Failed to get user information").WithDetails(err.Error())
c.Error(appErr)
return
}
// Get tenant information for the *active* tenant (the one the
// auth middleware resolved against the X-Tenant-ID header), not
// the user's home tenant. user.TenantID is the row stored on the
// users table at signup time and never changes; reading it here
// would make /auth/me always return the home tenant even after
// the user switched into a peer tenant. The frontend then re-keys
// `authStore.tenant.id` to the home tenant, and every UI gate
// computed against it (currentTenantRole, isOwner, ...) leaks
// the wrong role. Pull the active tenant id from context instead.
var tenant *types.Tenant
activeTenantID, _ := types.TenantIDFromContext(ctx)
if activeTenantID == 0 {
activeTenantID = user.TenantID
}
if activeTenantID > 0 {
tenant, err = h.tenantService.GetTenantByID(ctx, activeTenantID)
if err != nil {
logger.Warnf(ctx, "Failed to get tenant info for user %s, tenant ID %d: %v", user.Email, activeTenantID, err)
// Don't fail the request if tenant info is not available
}
}
userInfo := user.ToUserInfo()
userInfo.CanAccessAllTenants = user.CanAccessAllTenants && h.configInfo.Tenant.EnableCrossTenantAccess
// 同步返回当前用户的 memberships,让前端在页面刷新(仅命中 /auth/me)
// 后也能恢复 currentTenantRole,避免角色信息只在 login 那一刻可用。
memberships := h.userService.BuildLoginMemberships(ctx, user, tenant)
canCreateTenant := user.CanAccessAllTenants ||
resolveTenantSelfServiceCreationEnabled(ctx, h.configInfo, h.systemSettingSvc)
autoAcceptInvitation := h.systemSettingSvc != nil &&
h.systemSettingSvc.GetBool(ctx, "tenant.auto_accept_invitation", "WEKNORA_TENANT_AUTO_ACCEPT_INVITATION", false)
c.JSON(http.StatusOK, gin.H{
"success": true,
"data": gin.H{
"user": userInfo,
"tenant": dto.NewTenantResponse(ctx, tenant),
"memberships": memberships,
"tenant_required": tenant == nil,
"capabilities": gin.H{
"can_create_tenant": canCreateTenant,
"auto_accept_invitation": autoAcceptInvitation,
},
},
})
}
// updateMyPreferencesRequest is the body for PUT /auth/me/preferences.
// Fields are pointers so the handler can distinguish "key not present"
// (preserve existing value) from "explicit false". See
// types.UserPreferences for the persistence-layer counterpart.
type updateMyPreferencesRequest struct {
// LastActiveTenantID lets clients persist "after a fresh login,
// drop me back into this workspace" across devices. The SPA sends
// this after every tenant switch; POST /auth/switch-tenant records
// the same preference server-side. Send a positive workspace id to
// set / replace, or 0 to clear. Membership is validated at next
// login, not here. Nil = field omitted from the PATCH and stays
// untouched.
LastActiveTenantID *uint64 `json:"last_active_tenant_id"`
}
// UpdateMyPreferences godoc
// @Summary 更新当前用户的个性化设置
// @Description 按 PATCH 语义合并用户偏好(仅覆盖请求体里出现的字段,其余字段保持不变),
// @Description 数据存放在 users.preferences (JSON),跨设备/浏览器自动同步。
// @Tags 认证
// @Accept json
// @Produce json
// @Param request body updateMyPreferencesRequest true "Preferences patch"
// @Success 200 {object} map[string]interface{} "更新后的偏好"
// @Failure 400 {object} errors.AppError "请求参数错误"
// @Failure 401 {object} errors.AppError "未授权"
// @Security Bearer
// @Router /auth/me/preferences [put]
func (h *AuthHandler) UpdateMyPreferences(c *gin.Context) {
ctx := c.Request.Context()
user, err := h.userService.GetCurrentUser(ctx)
if err != nil {
appErr := errors.NewUnauthorizedError("Failed to get user information").WithDetails(err.Error())
c.Error(appErr)
return
}
var req updateMyPreferencesRequest
if err := c.ShouldBindJSON(&req); err != nil {
appErr := errors.NewValidationError("Invalid preferences request").WithDetails(err.Error())
c.Error(appErr)
return
}
patch := types.UserPreferences{
LastActiveTenantID: req.LastActiveTenantID,
}
prefs, err := h.userService.UpdateUserPreferences(ctx, user.ID, patch)
if err != nil {
logger.Errorf(ctx, "Failed to update preferences for user %s: %v", user.Email, err)
appErr := errors.NewBadRequestError("Failed to update preferences").WithDetails(err.Error())
c.Error(appErr)
return
}
c.JSON(http.StatusOK, gin.H{
"success": true,
"data": prefs,
})
}
// ChangePassword godoc
// @Summary 修改密码
// @Description 修改当前用户的登录密码。新密码须满足 8–32 位且同时包含字母与数字;开启复杂密码后还需包含大小写与特殊字符。成功后所有会话被撤销,需重新登录。
// @Tags 认证
// @Accept json
// @Produce json
// @Param request body object{old_password=string,new_password=string} true "密码修改请求"
// @Success 200 {object} map[string]interface{} "修改成功"
// @Failure 400 {object} errors.AppError "请求参数错误"
// @Security Bearer
// @Router /auth/change-password [post]
func (h *AuthHandler) ChangePassword(c *gin.Context) {
ctx := c.Request.Context()
logger.Info(ctx, "Start password change")
var req struct {
OldPassword string `json:"old_password" binding:"required"`
NewPassword string `json:"new_password" binding:"required"`
}
if err := c.ShouldBindJSON(&req); err != nil {
logger.Error(ctx, "Failed to parse password change request", err)
appErr := errors.NewValidationError("Invalid password change request").WithDetails(err.Error())
c.Error(appErr)
return
}
// Get current user
user, err := h.userService.GetCurrentUser(ctx)
if err != nil {
logger.Errorf(ctx, "Failed to get current user: %v", err)
appErr := errors.NewUnauthorizedError("Failed to get user information").WithDetails(err.Error())
c.Error(appErr)
return
}
// Change password. Policy is enforced in the service after the old
// password is verified so a wrong current credential is not masked
// by a complexity error.
err = h.userService.ChangePassword(ctx, user.ID, req.OldPassword, req.NewPassword)
if err != nil {
switch {
case service.IsPasswordPolicyError(err):
appErr := errors.NewValidationError("Password policy violation").
WithDetails(service.DetailPasswordPolicy)
_ = c.Error(appErr)
return
case stderrors.Is(err, service.ErrInvalidOldPassword):
appErr := errors.NewBadRequestError("Current password is incorrect").
WithDetails(service.DetailInvalidOldPassword)
c.Error(appErr)
return
case stderrors.Is(err, service.ErrSamePassword):
appErr := errors.NewValidationError("New password must differ from current password").
WithDetails(service.DetailSamePassword)
c.Error(appErr)
return
default:
logger.Errorf(ctx, "Failed to change password: %v", err)
appErr := errors.NewBadRequestError("Password change failed").WithDetails(err.Error())
c.Error(appErr)
return
}
}
logger.Infof(ctx, "Password changed successfully for user: %s", user.Email)
c.JSON(http.StatusOK, gin.H{
"success": true,
"message": "Password changed successfully",
})
}
// GetAuthConfig godoc
// @Summary 获取认证配置
// @Description 返回当前部署的注册模式与密码复杂度开关,供前端决定是否展示注册入口以及密码校验规则
// @Tags 认证
// @Accept json
// @Produce json
// @Success 200 {object} map[string]interface{} "认证配置"
// @Router /auth/config [get]
//
// GetAuthConfig is intentionally a no-auth endpoint: the frontend reads
// it on app load to decide whether to show the Register tab and which
// password complexity rules to apply. We expose only what the UI
// strictly needs; other config stays internal.
func (h *AuthHandler) GetAuthConfig(c *gin.Context) {
// Same source-of-truth as Register's gate, so the UI hide-the-button
// signal can never disagree with the API enforcement signal.
mode := h.resolveRegistrationMode(c.Request.Context())
complexPasswordEnabled := service.ResolveComplexPasswordEnabled(
c.Request.Context(),
h.configInfo,
h.systemSettingSvc,
)
c.JSON(http.StatusOK, gin.H{
"success": true,
"registration_mode": mode,
"complex_password_enabled": complexPasswordEnabled,
})
}
// SwitchTenant godoc
// @Summary 切换激活空间
// @Description 为当前用户在目标空间重新签发访问令牌;要求该用户在目标空间存在 active 成员关系(跨租户超级用户除外)。
// @Description 成功换签会把目标空间写入「最近活跃租户」偏好,下次登录与 refresh 都落在该空间(refresh JWT 不含 tenant_id)。
// @Description 该偏好是账号级的:一次换签会改变该用户所有设备的下次登录/refresh 落点。偏好写入失败则整次换签失败,不会发出新 token。
// @Tags 认证
// @Accept json
// @Produce json
// @Param request body object{tenant_id=integer,refresh_token=string} true "切换请求"
// @Success 200 {object} types.LoginResponse
// @Failure 400 {object} errors.AppError "参数错误"
// @Failure 403 {object} errors.AppError "无该空间成员关系或偏好写入失败"
// @Security Bearer
// @Router /auth/switch-tenant [post]
//
// SwitchTenant is the v1 backend hook for the tenant-switcher UI added
// in PR 3. The current PR ships the endpoint so multi-tenant tests can
// exercise the membership flow end-to-end before the frontend lands.
func (h *AuthHandler) SwitchTenant(c *gin.Context) {
ctx := c.Request.Context()
var req struct {
TenantID uint64 `json:"tenant_id" binding:"required"`
RefreshToken string `json:"refresh_token"`
}
if err := c.ShouldBindJSON(&req); err != nil {
appErr := errors.NewValidationError("Invalid workspace switch request").WithDetails(err.Error())
c.Error(appErr)
return
}
user, err := h.userService.GetCurrentUser(ctx)
if err != nil || user == nil {
appErr := errors.NewUnauthorizedError("not authenticated")
c.Error(appErr)
return
}
resp, err := h.userService.SwitchTenant(ctx, user, req.TenantID, req.RefreshToken)
if err != nil {
logger.Errorf(ctx, "SwitchTenant failed user=%s target=%d: %v", user.ID, req.TenantID, err)
appErr := errors.NewForbiddenError("workspace switch failed").WithDetails(err.Error())
c.Error(appErr)
return
}
c.JSON(http.StatusOK, dto.NewAuthLoginResponse(resp))
}
// @Summary 自动初始化(Lite 桌面版)
// @Description Lite 版专用:首次启动时自动创建默认用户和空间并返回令牌,后续启动直接签发令牌,免除手动注册/登录流程
// @Tags 认证
// @Accept json
// @Produce json
// @Success 200 {object} types.LoginResponse
// @Failure 403 {object} errors.AppError "非 Lite 版本"
// @Router /auth/auto-setup [post]
func (h *AuthHandler) AutoSetup(c *gin.Context) {
ctx := c.Request.Context()
if Edition != "lite" {
appErr := errors.NewForbiddenError("auto-setup is only available in lite edition")
c.Error(appErr)
return
}
const defaultEmail = "admin@weknora.local"
user, _ := h.userService.GetUserByEmail(ctx, defaultEmail)
if user == nil {
logger.Info(ctx, "Auto-setup: creating default user and tenant for lite edition")
randomBytes := make([]byte, 24)
if _, err := rand.Read(randomBytes); err != nil {
appErr := errors.NewInternalServerError("auto-setup failed: unable to generate credentials")
c.Error(appErr)
return
}
randomPassword := base64.RawURLEncoding.EncodeToString(randomBytes)
randomUsername := fmt.Sprintf("user_%s", base64.RawURLEncoding.EncodeToString(randomBytes[:6]))
_, err := h.userService.Register(ctx, &types.RegisterRequest{
Username: randomUsername,
Email: defaultEmail,
Password: randomPassword,
})
if err != nil {
logger.Errorf(ctx, "Auto-setup: failed to register default user: %v", err)
appErr := errors.NewInternalServerError("auto-setup failed").WithDetails(err.Error())
c.Error(appErr)
return
}
user, _ = h.userService.GetUserByEmail(ctx, defaultEmail)
if user == nil {
appErr := errors.NewInternalServerError("auto-setup failed: user not found after registration")
c.Error(appErr)
return
}
}
accessToken, refreshToken, err := h.userService.GenerateTokens(ctx, user)
if err != nil {
logger.Errorf(ctx, "Auto-setup: failed to generate tokens: %v", err)
appErr := errors.NewInternalServerError("auto-setup failed").WithDetails(err.Error())
c.Error(appErr)
return
}
tenant, _ := h.tenantService.GetTenantByID(ctx, user.TenantID)
logger.Info(ctx, "Auto-setup: completed successfully")
c.JSON(http.StatusOK, dto.NewAuthLoginResponse(&types.LoginResponse{
Success: true,
Message: "Auto-setup successful",
User: user,
ActiveTenant: tenant,
Memberships: []types.Membership{{
TenantID: user.TenantID,
TenantName: tenantNameOrEmpty(tenant),
Role: types.TenantRoleOwner,
}},
Token: accessToken,
RefreshToken: refreshToken,
}))
}
// tenantNameOrEmpty returns t.Name when t is non-nil, "" otherwise.
// Used by AutoSetup to populate Membership.TenantName without crashing
// if the tenant lookup failed.
func tenantNameOrEmpty(t *types.Tenant) string {
if t == nil {
return ""
}
return t.Name
}
// ValidateToken godoc
// @Summary 验证令牌
// @Description 验证访问令牌是否有效
// @Tags 认证
// @Accept json
// @Produce json
// @Success 200 {object} map[string]interface{} "令牌有效"
// @Failure 401 {object} errors.AppError "令牌无效"
// @Security Bearer
// @Router /auth/validate [get]
func (h *AuthHandler) ValidateToken(c *gin.Context) {
ctx := c.Request.Context()
logger.Info(ctx, "Start token validation")
// Extract token from Authorization header
authHeader := c.GetHeader("Authorization")
if authHeader == "" {
logger.Error(ctx, "Missing Authorization header")
appErr := errors.NewValidationError("Authorization header is required")
c.Error(appErr)
return
}
// Parse Bearer token
tokenParts := strings.Split(authHeader, " ")
if len(tokenParts) != 2 || tokenParts[0] != "Bearer" {
logger.Error(ctx, "Invalid Authorization header format")
appErr := errors.NewValidationError("Invalid Authorization header format")
c.Error(appErr)
return
}
token := tokenParts[1]
// Validate token
user, _, err := h.userService.ValidateToken(ctx, token)
if err != nil {
logger.Errorf(ctx, "Failed to validate token: %v", err)
appErr := errors.NewUnauthorizedError("Token validation failed").WithDetails(err.Error())
c.Error(appErr)
return
}
logger.Infof(ctx, "Token validated successfully for user: %s", user.Email)
c.JSON(http.StatusOK, gin.H{
"success": true,
"message": "Token is valid",
"user": user.ToUserInfo(),
})
}