get by id

main.go

@@ -132,6 +132,48 @@ func Get(username string) (*UserData, bool) {
 	return u, ok
 }
 
+func GetById(id int64) (*UserData, bool) {
+	u := NewUser()
+	q := fmt.Sprintf("select username, password, id from %s_users where id=?", c.TablePrefix)
+	err := c.db.Get(u, q, id)
+	if err != nil {
+		if err == sql.ErrNoRows {
+			return nil, false
+		}
+		log.Printf("scsusers.Get: %s", err.Error())
+		return nil, false
+	}
+	ok := u.LoadMeta()
+	return u, ok
+}
+
+func GetUsersByMeta(key string, value string) []string {
+	var u []string
+	var userids []int64
+	q := fmt.Sprintf("select user from %s_meta where meta_key=? AND meta_value=?", c.TablePrefix)
+	err := c.db.Select(&userids, q, key, value)
+	if err != nil && err != sql.ErrNoRows {
+		log.Printf("scsusers.getusersByMeta: %s", err)
+		return nil
+	}
+	if len(userids) == 0 {
+		return nil
+	}
+	q = fmt.Sprintf("select username from %s_users where id IN (?)", c.TablePrefix)
+	query, args, err := sqlx.In(q, userids)
+	if err != nil {
+		log.Printf("scsusers.getusersbymeta: %s", err.Error())
+		return nil
+	}
+	query = c.db.Rebind(query)
+	err = c.db.Select(&u, query, args...)
+	if err != nil {
+		log.Printf("scsusers.getusersbymeta: %s", err.Error())
+		return nil
+	}
+	return u
+}
+
 func GetUserid(username string) int64 {
 	var i int64
 	username = strings.ToLower(username)