From 74d651afdde3a6200ae752977743b95ff13a8c59 Mon Sep 17 00:00:00 2001
From: Kijin Sung <kijin@kijinsung.com>
Date: Thu, 9 May 2024 02:26:15 +0900
Subject: [PATCH] Hide category_srl from short URL on document read page

---
 modules/board/tpl/js/rewrite.js | 30 +++++++++++++++++++-----------
 1 file changed, 19 insertions(+), 11 deletions(-)

diff --git a/modules/board/tpl/js/rewrite.js b/modules/board/tpl/js/rewrite.js
index 2224e04df..3d9c43b0d 100644
--- a/modules/board/tpl/js/rewrite.js
+++ b/modules/board/tpl/js/rewrite.js
@@ -1,20 +1,28 @@
 'use strict';
 
 /**
- * Remove comment_srl and unnecessary page number from short URL
+ * Remove unnecessary parameters from short URL.
+ *
+ * - category
+ * - comment_srl
+ * - page number
  */
 (function() {
+	var newpath = '';
 	var match = location.pathname.match(/\/([a-zA-Z0-9_]+)\/([0-9]+)\/(comment|page)\/([0-9]+)$/);
 	if (match && match[1] === window.current_mid) {
-		var newpath = location.pathname.replace(/\/(comment|page)\/([0-9]+)$/, '');
-		if (location.hash && location.hash !== '#') {
-			newpath += location.hash;
-		}
-		if (history.replaceState) {
-			history.replaceState({
-				rx_replaced: true,
-				prev: location.pathname,
-			}, '', newpath);
-		}
+		newpath = location.pathname.replace(/\/(comment|page)\/([0-9]+)$/, '');
+	}
+	if (location.pathname.match(/\/([0-9]+)$/) && location.search.match(/^\?category=[0-9]+$/)) {
+		newpath = newpath ? newpath : location.pathname;
+	}
+	if (newpath && location.hash && location.hash != '#') {
+		newpath += location.hash;
+	}
+	if (newpath && history.replaceState) {
+		history.replaceState({
+			rx_replaced: true,
+			prev: location.pathname,
+		}, '', newpath);
 	}
 })();