Files
OpenList/server/middlewares/down.go
2025-08-19 15:18:12 +08:00

70 lines
1.6 KiB
Go

package middlewares
import (
"strings"
"github.com/OpenListTeam/OpenList/v4/internal/conf"
"github.com/OpenListTeam/OpenList/v4/internal/setting"
"github.com/OpenListTeam/OpenList/v4/internal/errs"
"github.com/OpenListTeam/OpenList/v4/internal/model"
"github.com/OpenListTeam/OpenList/v4/internal/op"
"github.com/OpenListTeam/OpenList/v4/pkg/utils"
"github.com/OpenListTeam/OpenList/v4/server/common"
"github.com/gin-gonic/gin"
"github.com/pkg/errors"
)
func PathParse(c *gin.Context) {
rawPath := parsePath(c.Param("path"))
common.GinWithValue(c, conf.PathKey, rawPath)
c.Next()
}
func Down(verifyFunc func(string, string) error) func(c *gin.Context) {
return func(c *gin.Context) {
rawPath := c.Request.Context().Value(conf.PathKey).(string)
meta, err := op.GetNearestMeta(rawPath)
if err != nil {
if !errors.Is(errors.Cause(err), errs.MetaNotFound) {
common.ErrorPage(c, err, 500, true)
return
}
}
common.GinWithValue(c, conf.MetaKey, meta)
// verify sign
if needSign(meta, rawPath) {
s := c.Query("sign")
err = verifyFunc(rawPath, strings.TrimSuffix(s, "/"))
if err != nil {
common.ErrorPage(c, err, 401)
c.Abort()
return
}
}
c.Next()
}
}
// TODO: implement
// path maybe contains # ? etc.
func parsePath(path string) string {
return utils.FixAndCleanPath(path)
}
func needSign(meta *model.Meta, path string) bool {
if setting.GetBool(conf.SignAll) {
return true
}
if common.IsStorageSignEnabled(path) {
return true
}
if meta == nil || meta.Password == "" {
return false
}
if !meta.PSub && path != meta.Path {
return false
}
return true
}