From 7e25de703f825c2bf63c98cc199c07b88030a501 Mon Sep 17 00:00:00 2001
From: xiazeyu_2011 <xiazeyu_2011@126.com>
Date: Fri, 30 Mar 2018 21:52:47 +0800
Subject: [PATCH] perf: better RegExp from hexo-inject

fix #96
---
 index.js | 6 +-----
 1 file changed, 1 insertion(+), 5 deletions(-)

diff --git a/index.js b/index.js
index 29d5f1c..b21f775 100755
--- a/index.js
+++ b/index.js
@@ -180,17 +180,13 @@ if (config.enable) {
   /*
    * Injector borrowed form here:
    * https://github.com/Troy-Yang/hexo-lazyload-image/blob/master/lib/addscripts.js
-   * TODO:
-   * use cheerio to modify DOM
-   *   failed in 2018.3.18
-   *   https://github.com/cheeriojs/cheerio/issues/1031
    */
   hexo.extend.filter.register('after_render:html', (htmlContent) => {
 
     const scriptToInject = `L2Dwidget.init(${JSON.stringify(config)});`;
     const contentToInject = `<script src="${scriptUrlToInject}"></script><script>${scriptToInject}</script>`;
     let newHtmlContent = htmlContent;
-    if (/<\/body>/gi.test(htmlContent)) {
+    if (/([\n\r\s\t]*<\/body>)/i.test(htmlContent)) {
 
       const lastIndex = htmlContent.lastIndexOf('</body>');
       newHtmlContent = `${htmlContent.substring(0, lastIndex)}${contentToInject}${htmlContent.substring(lastIndex, htmlContent.length)}`;