60 lines
1.4 KiB
Go
60 lines
1.4 KiB
Go
package middleware
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import (
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"context"
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"encoding/json"
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"fmt"
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"net/http"
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"qnc-server/app/main/api/internal/config"
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"qnc-server/common/ctxdata"
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jwtx "qnc-server/common/jwt"
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"qnc-server/common/xerr"
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"github.com/pkg/errors"
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"github.com/zeromicro/go-zero/rest/httpx"
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)
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const (
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// 定义错误码
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ErrCodeUnauthorized = 401
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)
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type AuthInterceptorMiddleware struct {
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Config config.Config
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}
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func NewAuthInterceptorMiddleware(c config.Config) *AuthInterceptorMiddleware {
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return &AuthInterceptorMiddleware{
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Config: c,
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}
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}
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func (m *AuthInterceptorMiddleware) Handle(next http.HandlerFunc) http.HandlerFunc {
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return func(w http.ResponseWriter, r *http.Request) {
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// 从请求头中获取Authorization字段
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authHeader := r.Header.Get("Authorization")
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// 如果没有Authorization头，直接放行
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if authHeader == "" {
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next(w, r)
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return
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}
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// 解析JWT令牌
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userId, err := jwtx.ParseJwtToken(authHeader, m.Config.JwtAuth.AccessSecret)
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if err != nil {
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// JWT解析失败，返回401错误
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httpx.Error(w, errors.Wrapf(xerr.NewErrCode(ErrCodeUnauthorized), "token解析失败: %v", err))
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return
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}
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// 将用户ID转换为json.Number类型后添加到请求上下文
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userIdStr := fmt.Sprintf("%d", userId)
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userIdJsonNum := json.Number(userIdStr)
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ctx := context.WithValue(r.Context(), ctxdata.CtxKeyJwtUserId, userIdJsonNum)
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// 使用新的上下文继续处理请求
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next(w, r.WithContext(ctx))
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}
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}
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