From 9db0dc78c7f8f69e6bf7082942c05250ec950b0b Mon Sep 17 00:00:00 2001
From: Jake Jackson <jake@gravitypdf.com>
Date: Wed, 17 Apr 2024 12:56:35 +1000
Subject: [PATCH] Replace character entities with characters when processing
 the `code` attribute in the `<barcode />` tag

Resolves #1761
---
 CHANGELOG.md                   |  5 +++++
 src/Tag/BarCode.php            |  2 +-
 tests/Issues/Issue1760Test.php | 20 ++++++++++++++++++++
 3 files changed, 26 insertions(+), 1 deletion(-)
 create mode 100644 tests/Issues/Issue1760Test.php

diff --git a/CHANGELOG.md b/CHANGELOG.md
index fc37aae83..a05d65086 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -8,6 +8,11 @@ New features
 * PHP 8.3 support in mPDF 8.2.1
 * Add support for `page-break-before: avoid;` and `page-break-after: avoid;` for tr elements inside tables
 
+Bugfixes
+--------
+
+* Replace character entities with characters when processing the `code` attribute in the `<barcode />` tag
+
 mPDF 8.1.x
 ===========================
 
diff --git a/src/Tag/BarCode.php b/src/Tag/BarCode.php
index a1c38e34f..40bf5dc41 100644
--- a/src/Tag/BarCode.php
+++ b/src/Tag/BarCode.php
@@ -33,7 +33,7 @@ public function open($attr, &$ahtml, &$ihtml)
 			$objattr['border_bottom']['w'] = 0;
 			$objattr['border_left']['w'] = 0;
 			$objattr['border_right']['w'] = 0;
-			$objattr['code'] = $attr['CODE'];
+			$objattr['code'] = htmlspecialchars_decode($attr['CODE']);
 
 			if (isset($attr['TYPE'])) {
 				$objattr['btype'] = strtoupper(trim($attr['TYPE']));
diff --git a/tests/Issues/Issue1760Test.php b/tests/Issues/Issue1760Test.php
new file mode 100644
index 000000000..b2410a556
--- /dev/null
+++ b/tests/Issues/Issue1760Test.php
@@ -0,0 +1,20 @@
+<?php
+
+namespace Issues;
+
+use Mpdf\BaseMpdfTest;
+use Mpdf\HTMLParserMode;
+use Mpdf\Mpdf;
+
+class Issue1760Test extends BaseMpdfTest
+{
+	public function testGenerateQrCodeWithDecodedEntities()
+	{
+		$originalCode = '{"t":1,"d":5}';
+		$this->mpdf->WriteHTML('<barcode code="'.htmlspecialchars($originalCode).'" type="qr"/>', HTMLParserMode::DEFAULT_MODE, true, false);
+
+		$barcodeObj = $this->mpdf->_getObjAttr($this->mpdf->textbuffer[0][0]);
+
+		$this->assertSame($originalCode, $barcodeObj['code']);
+	}
+}