From a5521b5fb2165e9dce603e61b04b587327a0aad8 Mon Sep 17 00:00:00 2001
From: nanhaoluo <3075912108@qq.com>
Date: Fri, 23 Jan 2026 19:02:08 +0800
Subject: [PATCH] =?UTF-8?q?fix:=20=E4=BF=AE=E5=A4=8D=20Mermaid=20=E5=9B=BE?=
 =?UTF-8?q?=E8=A1=A8=E8=A7=A3=E6=9E=90=E9=94=99=E8=AF=AF?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

- 使用 innerHTML 替代 textContent 获取代码内容
- 添加 HTML 实体解码逻辑（&lt; &gt; &amp; 等）
- 确保保留代码块中的换行符
- 修复 'Parse error on line 1' 错误
---
 footer.php | 24 ++++++++++++++++++++++--
 1 file changed, 22 insertions(+), 2 deletions(-)

diff --git a/footer.php b/footer.php
index 3f137cf..f53f141 100644
--- a/footer.php
+++ b/footer.php
@@ -171,7 +171,7 @@
 
 					mermaid.initialize({
 
-						startOnLoad: true,
+						startOnLoad: false,
 
 						theme: '<?php echo get_option('argon_mermaid_theme', 'default'); ?>',
 
@@ -197,12 +197,32 @@
 
 						mermaidDiv.className = 'mermaid';
 
-						mermaidDiv.textContent = element.textContent;
+						// 获取代码内容，保留换行符
+
+						let code = element.innerHTML;
+
+						// 解码 HTML 实体（如 &lt; &gt; &amp;）
+
+						let textarea = document.createElement('textarea');
+
+						textarea.innerHTML = code;
+
+						code = textarea.value;
+
+						// 去除首尾空白，但保留内部换行
+
+						code = code.trim();
+
+						mermaidDiv.textContent = code;
 
 						pre.parentNode.replaceChild(mermaidDiv, pre);
 
 					});
 
+					// 手动触发渲染
+
+					mermaid.run();
+
 				});
 
 			</script>