增加从demos文件夹导入所有教程

web/template/syzoj/demoset.php

@@ -2,7 +2,20 @@
 <?php include("template/$OJ_TEMPLATE/header.php"); ?>
 <div class="padding">
 
-    <script type="text/javascript" src="include/jquery.tablesorter.js"></script>
+<script type="text/javascript" src="include/react/react.min.js"></script>
+<script type="text/javascript" src="include/react/react-dom.min.js"></script>
+
+<?php
+// 遍历demos文件夹下的所有php文件
+$directory = new DirectoryIterator(dirname(__FILE__) . '/demos');
+$files = [];
+
+foreach ($directory as $fileinfo) {
+  if ($fileinfo->isFile() && $fileinfo->getExtension() == 'html') {
+    $files[] = $fileinfo->getFilename();
+  }
+}
+?>
 
   </div>
   <?php include("template/$OJ_TEMPLATE/footer.php"); ?>