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user.go
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/
user.go
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package service
import (
"database/sql"
"errors"
"net/http"
"net/url"
"strings"
)
// getUserID retrieves user ID or error
func (s *service) getUserID(r *http.Request) (uID int64, err error) {
defer func() {
if r := recover(); r != nil {
err = r.(error)
return
}
}()
return s.wrappedGetUserID(r)
}
func (s *service) wrappedGetUserID(r *http.Request) (uID int64, err error) {
if s.cfg.Auth.CookieName == "" {
return
}
cookie, err := r.Cookie(s.cfg.Auth.CookieName)
if err != nil {
return
}
if cookie == nil || cookie.Value == "" {
err = errors.New("empty cookie, authentication failed")
return
}
val := cookie.Value
if !s.cfg.Auth.Unescaped {
val, err = url.QueryUnescape(val)
if err != nil {
return
}
}
items := strings.SplitN(val[s.cfg.Auth.Offset:], s.cfg.Auth.Separator, -1)
item := items[s.cfg.Auth.Part]
rows, err := s.dbr.Query("select * from "+s.cfg.Auth.Procedure+"($1)", item)
if err != nil {
return
}
defer rows.Close()
var userID sql.NullInt64
var code sql.NullInt64
for rows.Next() {
if err = rows.Scan(&userID, &code); err != nil {
return
}
}
if !userID.Valid || code.Int64 != 200 {
err = errors.New("authentication failed")
} else {
uID = userID.Int64
}
return
}