Victor_Jay
a84fa5da61
- CompleteTask等非签到路径触发升级后，session Exp未同步，导致下次页面渲染NAV仍用旧Exp计算等级 - tryAutoCheckIn改为始终对比session Exp与DB Exp并同步，不再仅限签到成功时 - 使用 newExp > s.Exp 确保Exp只增不减，防止异常返回0或主从延迟等场景导致积分回退
115 lines
3.2 KiB
Go
115 lines
3.2 KiB
Go
package middleware
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import (
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"net/http"
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"metazone.cc/metalab/internal/common"
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"metazone.cc/metalab/internal/config"
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"metazone.cc/metalab/internal/session"
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"github.com/gin-gonic/gin"
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)
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// autoCheckIner AuthMiddleware 对自动签到服务的最小依赖
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type autoCheckIner interface {
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CheckIn(userID uint) (checkedIn bool, newExp int, levelUp bool, err error)
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}
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// AuthMiddleware 认证中间件（结构体模式，持有 SessionManager）
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type AuthMiddleware struct {
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cfg *config.Config
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sessionManager *session.Manager
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levelSvc autoCheckIner
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}
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// NewAuthMiddleware 构造函数
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func NewAuthMiddleware(cfg *config.Config, sm *session.Manager) *AuthMiddleware {
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return &AuthMiddleware{cfg: cfg, sessionManager: sm}
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}
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// WithLevelService 链式注入等级服务（用于自动签到）
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func (am *AuthMiddleware) WithLevelService(svc autoCheckIner) *AuthMiddleware {
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am.levelSvc = svc
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return am
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}
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// Required 登录认证中间件：读 session cookie → 验证会话 → 注入用户信息
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// 验证失败 → 清除 cookie → 返回 401
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func (am *AuthMiddleware) Required() gin.HandlerFunc {
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return func(c *gin.Context) {
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sid, err := c.Cookie(common.SessionCookieName)
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if err != nil || sid == "" {
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common.ClearSessionCookie(c, am.cfg)
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c.AbortWithStatusJSON(http.StatusUnauthorized, gin.H{
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"success": false, "message": "登录已过期，请重新登录",
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})
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return
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}
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s, err := am.sessionManager.Validate(sid)
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if err != nil || s == nil {
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common.ClearSessionCookie(c, am.cfg)
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c.AbortWithStatusJSON(http.StatusUnauthorized, gin.H{
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"success": false, "message": "登录已过期，请重新登录",
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})
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return
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}
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injectSessionContext(c, s)
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am.tryAutoCheckIn(c, s)
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c.Next()
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}
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}
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// Optional 可选认证：已登录则注入用户信息，未登录也放行
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func (am *AuthMiddleware) Optional() gin.HandlerFunc {
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return func(c *gin.Context) {
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sid, err := c.Cookie(common.SessionCookieName)
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if err != nil || sid == "" {
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c.Next()
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return
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}
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s, err := am.sessionManager.Validate(sid)
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if err != nil || s == nil {
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common.ClearSessionCookie(c, am.cfg)
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c.Next()
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return
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}
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injectSessionContext(c, s)
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am.tryAutoCheckIn(c, s)
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c.Next()
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}
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}
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// tryAutoCheckIn 尝试自动签到，并同步 session Exp 与 DB（静默失败，不影响主流程）
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// CheckIn 即使已签到也会返回 DB 中最新的 Exp，这里始终与 session 比较，
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// 确保 CompleteTask 等非签到路径的 Exp 变化也能同步到 session，避免 NAV 显示旧等级
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func (am *AuthMiddleware) tryAutoCheckIn(c *gin.Context, s *session.Session) {
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if am.levelSvc == nil || s == nil {
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return
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}
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_, newExp, _, _ := am.levelSvc.CheckIn(s.UserID)
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// 只允许 Exp 只增不减：DB 异常返回 0 或主从延迟读到旧值时不会回退
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if newExp > s.Exp {
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s.Exp = newExp
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_ = am.sessionManager.UpdateSession(s)
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c.Set("exp", newExp)
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}
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}
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// injectSessionContext 将会话中的用户信息注入 gin context
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func injectSessionContext(c *gin.Context, s *session.Session) {
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if s == nil {
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return
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}
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c.Set("uid", s.UserID)
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c.Set("email", s.Email)
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c.Set("username", s.Username)
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c.Set("avatar", s.Avatar)
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c.Set("role", s.Role)
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c.Set("exp", s.Exp)
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c.Set("sid", s.ID)
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}
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