50 lines
1.2 KiB
Go
50 lines
1.2 KiB
Go
package auth
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import (
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"net/http"
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"strings"
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"github.com/gin-gonic/gin"
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)
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const CurrentUserIDKey = "currentUserID"
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func RequireUser(tokenVerifier func(string) (uint, error)) gin.HandlerFunc {
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return func(c *gin.Context) {
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if c.Request.Method == http.MethodPost && c.Request.URL.Path == "/api/v1/auth/login" {
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c.Next()
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return
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}
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header := c.GetHeader("Authorization")
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token := strings.TrimPrefix(header, "Bearer ")
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if token == "" || token == header {
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abortWithError(c, http.StatusUnauthorized, "missing_bearer_token", "请先登录后再操作")
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return
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}
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userID, err := tokenVerifier(token)
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if err != nil {
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abortWithError(c, http.StatusUnauthorized, "invalid_bearer_token", "登录状态无效或已过期，请重新登录")
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return
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}
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c.Set(CurrentUserIDKey, userID)
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c.Next()
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}
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}
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// 认证包不能反向依赖路由包；此处保持与 httpx.Error 相同的安全错误边界。
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func abortWithError(c *gin.Context, status int, code, message string) {
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c.AbortWithStatusJSON(status, gin.H{
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"error": gin.H{"code": code, "message": message},
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})
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}
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func CurrentUserID(c *gin.Context) (uint, bool) {
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value, ok := c.Get(CurrentUserIDKey)
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if !ok {
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return 0, false
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}
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userID, ok := value.(uint)
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return userID, ok && userID > 0
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}
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