From 86168e77a6e2aa3de006952bcdb646819f41fbf1 Mon Sep 17 00:00:00 2001
From: BigCoke233 <hi@guhub.cn>
Date: Thu, 16 Jul 2020 23:38:54 +0800
Subject: =?UTF-8?q?:zap:=20Add:=20=E5=88=9D=E6=AD=A5=E5=AE=9E=E7=8E=B0?=
 =?UTF-8?q?=E6=96=87=E7=AB=A0=E7=9B=AE=E5=BD=95=E5=8A=9F=E8=83=BD?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 README.md              |  1 +
 functions.php          |  1 +
 libs/Contents.php      | 24 +++++++++++++++++++++++-
 libs/TableContents.php |  0
 themeConfig.php        |  9 ++++++++-
 5 files changed, 33 insertions(+), 2 deletions(-)
 create mode 100644 libs/TableContents.php

diff --git a/README.md b/README.md
index 76f8d53..39afe67 100644
--- a/README.md
+++ b/README.md
@@ -211,6 +211,7 @@ $ git clone https://github.com/BigCoke233/miracles.git
 - [details-element-polyfill](https://github.com/javan/details-element-polyfill) - 优化 details 标签兼容性
 - [hint.css](https://kushagra.dev/lab/hint/) - 工具提示 Tooltip
 - [alertify](https://github.com/MohammadYounes/AlertifyJS) - 对话框和 snackbar(notifier)
+- [TableContents](https://github.com/lutdev/table-contents) - 生成文章目录
 - ~~[LazyLoad](https://github.com/tuupola/lazyload) - 图片懒加载~~（开发版已用新的方案替换）
 - ~~[FancyBox](https://github.com/fancyapps/fancybox) - 文章图片灯箱~~（开发版已用新的方案替换）
 
diff --git a/functions.php b/functions.php
index e8f5271..3a61c87 100644
--- a/functions.php
+++ b/functions.php
@@ -9,6 +9,7 @@ require_once("libs/Contents.php");
 require_once("libs/Comments.php");
 require_once("libs/Options.php");
 require_once("libs/Language.php");
+require_once('libs/TableContents.php');
 //引入语言文件
 require_once("libs/lang/".$GLOBALS['miraclesLang'].".php");
 
diff --git a/libs/Contents.php b/libs/Contents.php
index da7d321..567c3b2 100644
--- a/libs/Contents.php
+++ b/libs/Contents.php
@@ -30,7 +30,9 @@ class Contents
 			//owo
 			$text = Contents::parseEmo($text);
 			//Links
-			$text = Contents::parseLink($text);
+            $text = Contents::parseLink($text);
+            //toc
+            $text = preg_replace('/{:toc:}/s',Contents::tableOfContents($text),$text);
         }
         return $text;
     }
@@ -230,6 +232,8 @@ class Contents
         return $text;
     }
 
+    /* == 文章目录 == */
+
 	/**
 	 *  解析章节链接
 	 */ 
@@ -250,6 +254,24 @@ class Contents
         return '<h'.$matchs[1].$matchs[2].' id="'.$id.'">'.$matchs[3].'<a href="#'.$id.'" title="'.$GLOBALS['postTexts']['post_anchor'].'" class="post-toc-link no-line"><i class="iconfont icon-paragraph"></i></a></h'.$matchs[1].'>';
     }
 
+    /**
+     * 文章目录
+     */
+    public static function tableOfContents($html) {
+        $pattern = '/<h([2-5]) id=["\'](.*?)["\'].*?>(.*?)<\/h\1>/';
+        preg_match_all($pattern, $html, $matches, PREG_SET_ORDER);
+        $output = "";
+        foreach ($matches as $item) {
+            $output .= '
+                <li class="toc-level-' . $item[1] . '">
+                    <a href="#' . $item[2] . '">' . $item[3] . '</a>
+                </li>';
+        }
+        return (!empty($output)) ? 
+            "<ul class='toc'>" . $output . "</ul>" : 
+            "";
+    }
+
     /* == 其他内容 == */
 
 	/**
diff --git a/libs/TableContents.php b/libs/TableContents.php
new file mode 100644
index 0000000..e69de29
diff --git a/themeConfig.php b/themeConfig.php
index 21f82bf..02f6287 100644
--- a/themeConfig.php
+++ b/themeConfig.php
@@ -46,4 +46,11 @@ $GLOBALS['miraclesTimThumbAllowList'] = array (
 
 //是否压缩 HTML 源代码
 //压缩能优化页面传输速度，但可能会给服务器增加一定负担（不过也还好
-$GLOBALS['miraclesIfCompressHTML'] = 'on';
\ No newline at end of file
+$GLOBALS['miraclesIfCompressHTML'] = 'on';
+
+/** ========= NOTICE ========== *
+ *  每次更新前都请备份您的 themeConfig.php 文件
+ *  新 release 发布时会提示此文件是否有变动
+ *  若无，则无需更新 themeConfig.php，覆盖其他文件即可；
+ *  若有，则会在更新内容之前用注释分割，
+ *  请复制源文件的所有内容并覆盖新文件注释之前的内容 */
\ No newline at end of file
-- 
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