Move to a consistent way of handling IDs in URLs

internal/handlers/util.go

@@ -3,21 +3,8 @@ package handlers
 import (
 	"fmt"
 	"net/http"
-	"strconv"
-	"strings"
 )
 
-func GetURLID(url string) (int64, error) {
-	pieces := strings.Split(strings.Trim(url, "/"), "/")
-	return strconv.ParseInt(pieces[len(pieces)-1], 10, 0)
-}
-
-func GetURLPieces(url string, format string, a ...interface{}) (int, error) {
-	url = strings.Replace(url, "/", " ", -1)
-	format = strings.Replace(format, "/", " ", -1)
-	return fmt.Sscanf(url, format, a...)
-}
-
 type ResponseWrapper struct {
 	Code   int
 	Writer ResponseWriterWriter