From 7b68fb64f0ae41eb5457dd3726d764ca11ae97ac Mon Sep 17 00:00:00 2001
From: Renee <110279391+ReneeIbeji@users.noreply.github.com>
Date: Wed, 2 Apr 2025 11:43:42 +0100
Subject: [PATCH] [plugin] opdsparser: add support for hexadecimal code points
 (#13482)

---
 plugins/opds.koplugin/opdsparser.lua | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/plugins/opds.koplugin/opdsparser.lua b/plugins/opds.koplugin/opdsparser.lua
index 39274c904..e84ca1cc3 100644
--- a/plugins/opds.koplugin/opdsparser.lua
+++ b/plugins/opds.koplugin/opdsparser.lua
@@ -23,7 +23,14 @@ local function unescape(str)
         if unescape_map[s] then
             return unescape_map[s]
         elseif n == "#" then  -- unescape unicode
-            return util.unicodeCodepointToUtf8(tonumber(s))
+            local codepoint
+            -- Determine if the code point is written as a decimal or hexadecimal number
+            if string.sub(s, 1, 1) == "x" then
+                codepoint = tonumber(string.sub(s, 2), 16)
+            else
+                codepoint = tonumber(s)
+            end
+            return util.unicodeCodepointToUtf8(codepoint)
         else
             return orig
         end