fix(markdown): correct javadoc vars no-op + htmlToMarkdown attribute tags

Author: loong10k

easydoc-xhtml/src/main/java/io/github/easy4j/doc/xhtml/markdown/EasyMarkdown.java

@@ -24,7 +24,7 @@ public static WordprocessingMLPackage markdownToDocx(String markdown) throws Exc
 		return markdownToDocx(markdown, null);
 	}
 
-	/** Markdown → docx（支持 ${var} 占位符替换——MD 内容渲染后由 HTML 管线处理）。 */
+	/** Markdown → docx。variables 参数当前未生效（WordprocessingMLHtmlTemplate 暂不支持 HTML 变量替换）；传入 null 即可。 */
 	public static WordprocessingMLPackage markdownToDocx(String markdown,
 			Map<String, Object> vars) throws Exception {
 		String html = MarkdownConverter.mdToHtml(markdown);

easydoc-xhtml/src/main/java/io/github/easy4j/doc/xhtml/markdown/MarkdownConverter.java

@@ -48,9 +48,9 @@ public static String htmlToMarkdown(String html) {
 				.replaceAll("(?i)</h2>", "\n")
 				.replaceAll("(?i)<h3[^>]*>", "\n### ")
 				.replaceAll("(?i)</h3>", "\n")
-				.replaceAll("(?i)<strong>", "**").replaceAll("(?i)</strong>", "**")
-				.replaceAll("(?i)<em>", "*").replaceAll("(?i)</em>", "*")
-				.replaceAll("(?i)<li>", "- ").replaceAll("(?i)</li>", "\n")
+				.replaceAll("(?i)<strong[^>]*>", "**").replaceAll("(?i)</strong>", "**")
+				.replaceAll("(?i)<em[^>]*>", "*").replaceAll("(?i)</em>", "*")
+				.replaceAll("(?i)<li[^>]*>", "- ").replaceAll("(?i)</li>", "\n")
 				.replaceAll("(?i)<p[^>]*>", "\n").replaceAll("(?i)</p>", "\n")
 				.replaceAll("(?i)<td[^>]*>", " | ").replaceAll("(?i)</td>", "")
 				.replaceAll("(?i)</tr>", "\n")

easydoc-xhtml/src/test/java/io/github/easy4j/doc/xhtml/markdown/MarkdownConverterTest.java

@@ -27,4 +27,12 @@ void mdToHtmlConvertsCodeBlockAndList() {
 		assertTrue(html.contains("<pre>"), "code block must render to <pre>");
 		assertTrue(html.contains("<li>item1</li>"), "list item must render");
 	}
+
+	@Test
+	void htmlToMarkdownHandlesTagsWithAttributes() {
+		String md = MarkdownConverter.htmlToMarkdown(
+				"<strong class=\"x\">bold</strong> and <li class=\"y\">item</li>");
+		assertTrue(md.contains("**bold**"), "strong with attribute must become **bold**");
+		assertTrue(md.contains("- item"), "li with attribute must become list item");
+	}
 }