From 6198ed4e9bcf9103e6e5e947c552e6588fa4978f Mon Sep 17 00:00:00 2001
From: lorp <lorp@lorp.org>
Date: Mon, 20 Nov 2023 03:07:47 +0000
Subject: [PATCH] Allow entry by Unicode id in string filter box

---
 src/samsa-gui.html | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/src/samsa-gui.html b/src/samsa-gui.html
index 4595182..6ab33ed 100644
--- a/src/samsa-gui.html
+++ b/src/samsa-gui.html
@@ -3853,9 +3853,15 @@ <h2>Glyph info</h2>
 	let filter = Q("#string-filter").value;
 	let glyphIds = [];
 
-	for (let c=0; c<filter.length; c++){
+	// replace "U+NNNN", "uNNNN", "&#xNNNN;" (hex), "&#NNNN;" (dec)  with actual characters
+	filter = filter.replace(/U\+([0-9a-fA-F]{4,5})/g, (match, p1) => String.fromCodePoint(parseInt(p1, 16))); // U+20ac
+	filter = filter.replace(/u([0-9a-fA-F]{4,5})/g, (match, p1) => String.fromCodePoint(parseInt(p1, 16))); // u20ac
+	filter = filter.replace(/\&#x([0-9a-fA-F]{1,5});/g, (match, p1) => String.fromCodePoint(parseInt(p1, 16))); // &#x20ac;
+	filter = filter.replace(/\&#([0-9]{1,5});/g, (match, p1) => String.fromCodePoint(parseInt(p1))); // &#8364;
+
+	for (let c=0; c<filter.length; c++) {
 		let uni = filter.charCodeAt(c);
-		glyphIds.push(GLOBAL.vf.cmap[uni]);
+		glyphIds.push(GLOBAL.vf.cmap[uni]); // this is not 21-bit safe
 	}
 
 	for (let g=0; g<glyphThumbs.length; g++) {