:newspaper: Add: 加入preconnect、字数统计，Readme新增公益CDN名单

4 files changed, 62 insertions, 2 deletions

diff --git a/README.md b/README.md
index 7f38233..ec0e802 100644
--- a/README.md
+++ b/README.md
@@ -93,6 +93,14 @@ Matcha 主题采用[语义化版本 2.0.0](https://semver.org/lang/zh-CN/) 标�
 
 [Pixabay 用户 - OpenClipart-Vectors](https://pixabay.com/zh/vectors/screaming-surprised-smiley-emotion-146426/)：提供 404 页面使用的矢量图
 
+
+#### 公益CDN
+
+[Cravatar](https://cravatar.cn/)  | 
+[cdnjs](https://cdnjs.cloudflare.com/)  | 
+[字节跳动静态资源公共库](https://cdn.bytedance.com/)
+
+
 ---
 
 Copyright © 2022 SumiMakito, memset0 & Eltrac, under GPL v3.0 License.
diff --git a/includes/head.php b/includes/head.php
index 19f0ab2..4c02fad 100644
--- a/includes/head.php
+++ b/includes/head.php
@@ -3,9 +3,15 @@
 <html>
 <head>
     <meta charset="<?php $this->options->charset(); ?>">
+    <!-- IE 8浏览器的页面渲染方式 & 默认使用极速内核：针对国内浏览器产商 -->
     <meta http-equiv="X-UA-Compatible" content="IE=edge">
     <meta name="renderer" content="webkit">
-    <meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1">
+    <!-- 自适应 -->
+    <meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1, shrink-to-fit=no">
+    <!-- 关闭百度转码 -->
+    <meta http-equiv="x-dns-prefetch-control" content="on">
+    <meta http-equiv="Cache-Control" content="no-transform">
+    <meta http-equiv="Cache-Control" content="no-siteapp">
 	<?php //设置 favicon
     if($this->options->favicon){ ?>
     <link rel="icon" type="image/x-icon" href="<?php $this->options->favicon(); ?>">
diff --git a/libs/Matcha.php b/libs/Matcha.php
index 1ec3c39..fd6135b 100644
--- a/libs/Matcha.php
+++ b/libs/Matcha.php
@@ -12,6 +12,7 @@ class Matcha
      * 包括 css 引用、标题
      */
     public static function head() {
+        Matcha::preconnect();
         Matcha::linkCSS();
         Matcha::iconfont();
         Helper::options()->customHead();
@@ -68,7 +69,32 @@ class Matcha
             echo '" />';
         }
     }
-
+    
+     /**
+     * 输出 preconnect 标签
+     */
+    public static function preconnect() {
+        if(isset(Helper::options()->StaticCDN) && Helper::options()->StaticCDN!='local'){
+            if(Helper::options()->StaticCDN=='bytedance'){
+                $src_link = array(
+                    '//lf3-cdn-tos.bytecdntp.com/',
+                    '//lf9-cdn-tos.bytecdntp.com/',
+                    '//lf26-cdn-tos.bytecdntp.com/',
+                );
+            }
+            elseif(Helper::options()->StaticCDN=='cdnjs'){
+                $src_link = array(
+                    '://cdnjs.cloudflare.com/',
+                );
+            }
+            echo '<!-- 预连接 -->';
+            foreach($src_link as $value){
+                echo '<link rel="preconnect" href="'.$value.'" />';
+            }
+            
+        }
+    }
+    
     /**
      * 引用 iconfont
      */
@@ -290,6 +316,14 @@ class Matcha
      */
     static public function footerInfo() 
     {
+        //字数统计
+        if (Helper::options()->EnableWordsCounter=='able') {
+            
+            echo '<br />';
+            echo '一共书写了';
+            WordsCounter_Plugin::allOfCharacters();
+            echo '字';
+        }
         //备案号
         if (Helper::options()->icpNum!='') {
             echo '<br />';
diff --git a/libs/Options.php b/libs/Options.php
index fde322b..04384c0 100644
--- a/libs/Options.php
+++ b/libs/Options.php
@@ -133,6 +133,18 @@ function themeConfig($form) {
         ')
     );
     $form->addInput($EnableBusuanzi->addRule('required', _t('此处必须设置')));
+    //启用字数统计
+    $EnableWordsCounter = new Typecho_Widget_Helper_Form_Element_Radio('EnableWordsCounter', array(
+        'able' => _t('启用'),
+        'disable' => _t('停用'),
+    ),
+    'able',
+    _t('是否启用 <a rel="nofollow" target="_blank" href="https://github.com/elatisy/Typecho_WordsCounter">字数统计</a> 功能'),
+    _t('
+        <a rel="nofollow" target="_blank" href="https://github.com/elatisy/Typecho_WordsCounter">字数统计</a>是一个基于WordsCounter插件统计全站字数的，<b>默认启用</b>
+    ')
+    );
+    $form->addInput($EnableWordsCounter->addRule('required', _t('此处必须设置')));
 
     /**
      * 自定义 & 开发者设置