QWQLwToo
75 lines
1.5 KiB
Go
75 lines
1.5 KiB
Go
package middleware
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import (
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"net/http"
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"strings"
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"software-download-center/utils"
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"github.com/gin-gonic/gin"
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)
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// AuthMiddleware 认证中间件
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func AuthMiddleware() gin.HandlerFunc {
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return func(c *gin.Context) {
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// 从请求头获取 token
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authHeader := c.GetHeader("Authorization")
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if authHeader == "" {
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// 尝试从 cookie 获取
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token, err := c.Cookie("token")
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if err != nil || token == "" {
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c.JSON(http.StatusUnauthorized, gin.H{
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"error": "未授权，请先登录",
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})
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c.Abort()
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return
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}
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authHeader = "Bearer " + token
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}
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// 提取 token
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parts := strings.SplitN(authHeader, " ", 2)
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if len(parts) != 2 || parts[0] != "Bearer" {
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c.JSON(http.StatusUnauthorized, gin.H{
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"error": "无效的认证格式",
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})
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c.Abort()
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return
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}
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token := parts[1]
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// 解析 token
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claims, err := utils.ParseToken(token)
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if err != nil {
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c.JSON(http.StatusUnauthorized, gin.H{
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"error": "无效的 token",
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})
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c.Abort()
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return
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}
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// 将用户信息存储到上下文
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c.Set("user_id", claims.UserID)
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c.Set("username", claims.Username)
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c.Set("is_admin", claims.IsAdmin)
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c.Next()
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}
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}
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// AdminMiddleware 管理员中间件
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func AdminMiddleware() gin.HandlerFunc {
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return func(c *gin.Context) {
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isAdmin, exists := c.Get("is_admin")
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if !exists || !isAdmin.(bool) {
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c.JSON(http.StatusForbidden, gin.H{
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"error": "需要管理员权限",
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})
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c.Abort()
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return
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}
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c.Next()
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}
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}
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