2025-10-27 23:13:08 +08:00

68 lines
1.6 KiB
Go

package middleware
import (
"strings"
"server/models"
"github.com/beego/beego/v2/server/web"
"github.com/beego/beego/v2/server/web/context"
)
// JWTAuthMiddleware JWT认证中间件
func JWTAuthMiddleware() web.FilterFunc {
return func(ctx *context.Context) {
// 跳过登录相关的路由
if strings.HasPrefix(ctx.Request.RequestURI, "/api/login") ||
strings.HasPrefix(ctx.Request.RequestURI, "/api/reset-password") {
return
}
// 从请求头中获取Authorization
authHeader := ctx.Request.Header.Get("Authorization")
if authHeader == "" {
ctx.Output.SetStatus(401)
ctx.Output.JSON(map[string]interface{}{
"success": false,
"message": "未提供认证信息",
}, false, false)
return
}
// 按空格分割
authParts := strings.SplitN(authHeader, " ", 2)
if !(len(authParts) == 2 && authParts[0] == "Bearer") {
ctx.Output.SetStatus(401)
ctx.Output.JSON(map[string]interface{}{
"success": false,
"message": "认证信息格式错误",
}, false, false)
return
}
// 解析token
claims, err := models.ParseToken(authParts[1])
if err != nil {
// 处理各种错误情况
ctx.Output.SetStatus(401)
switch err.Error() {
case "token is expired":
ctx.Output.JSON(map[string]interface{}{
"success": false,
"message": "token已过期",
}, false, false)
default:
ctx.Output.JSON(map[string]interface{}{
"success": false,
"message": "无效的token",
}, false, false)
}
return
}
// 将用户信息存储在上下文
ctx.Input.SetData("userId", claims.UserID)
ctx.Input.SetData("username", claims.Username)
}
}