From a6900074c4066bf4e456a56fe1d1a783476b06bf Mon Sep 17 00:00:00 2001
From: petersirka <petersirka@gmail.com>
Date: Fri, 1 Nov 2024 20:16:45 +0100
Subject: [PATCH] Revert "Improved user-agent parser (added support for new
 headers `Sec-CH-UA`)."

This reverts commit 88571479c5083fa6cecb26ed090d1f0ac66f130b.
---
 changelog.txt |  1 -
 index.js      |  2 +-
 utils.js      | 16 ----------------
 3 files changed, 1 insertion(+), 18 deletions(-)

diff --git a/changelog.txt b/changelog.txt
index 0bb848e..a4ce9c6 100644
--- a/changelog.txt
+++ b/changelog.txt
@@ -6,7 +6,6 @@
 - fixed partial validation
 - fix image bug in the `Image.measureWEBP()` method by [Marek Mraz](https://github.com/Mrazbb)
 - improved Markdown parser
-- improved user-agent parser (added support for new headers `Sec-CH-UA`)
 
 ========================
 0.0.97
diff --git a/index.js b/index.js
index ff35774..457d507 100755
--- a/index.js
+++ b/index.js
@@ -17343,7 +17343,7 @@ function extend_request(PROTO) {
 	Object.defineProperty(PROTO, 'ua', {
 		get: function() {
 			if (this.$ua === undefined)
-				this.$ua = U.parseUA(this.headers);
+				this.$ua = (this.headers['user-agent'] || '').parseUA();
 			return this.$ua;
 		}
 	});
diff --git a/utils.js b/utils.js
index 6170266..4d208bc 100755
--- a/utils.js
+++ b/utils.js
@@ -1685,22 +1685,6 @@ exports.isStaticFile = function(url) {
 	return index !== -1;
 };
 
-exports.parseUA = function(headers, structured) {
-	let ua = headers['sec-ch-ua'];
-	if (ua) {
-		let platform = headers['sec-ch-ua-platform'] || '';
-		let mobile = headers['sec-ch-ua-mobile'] === '?1';
-		let index = ua.indexOf('";v');
-		let browser = ua.substring(1, index);
-		if (platform)
-			platform = platform.substring(1, platform.length - 1);
-		return structured ? { os: platform, browser: browser, device: mobile ? 'mobile' : 'desktop' } : ((platform ? (platform + ' ') : '') + browser + (mobile ? ' Mobile' : ''));
-	} else {
-		ua = (headers['user-agent'] || '');
-		return ua ? ua.parseUA(structured) : ua;
-	}
-};
-
 exports.parseInt = function(obj, def) {
 	if (obj == null || obj === '')
 		return def === undefined ? 0 : def;