feat: add thumbnail control

inc/theme-core.php

@@ -3,7 +3,7 @@
  * 核心函数
  * @author Seaton Jiang <seaton@vtrois.com>
  * @license MIT License
- * @version 2020.02.15
+ * @version 2020.03.17
  */
 
 // 自动跳转主题设置
@@ -42,7 +42,7 @@ function theme_autoload()
         wp_enqueue_style('bootstrap', $dir . '/assets/css/bootstrap.min.css', array(), '4.4.1');
         wp_enqueue_style('kicon', $dir . '/assets/css/iconfont.min.css', array(), THEME_VERSION);
         wp_enqueue_style('layer', $dir . '/assets/css/layer.min.css', array(), '3.1.1');
-        if(kratos_option('g_animate',false)){
+        if (kratos_option('g_animate', false)) {
             wp_enqueue_style('animate', $dir . '/assets/css/animate.min.css', array(), '3.7.2');
         }
         wp_enqueue_style('kratos', $dir . '/assets/css/kratos.min.css', array(), THEME_VERSION);
@@ -167,4 +167,17 @@ $myUpdateChecker = Puc_v4_Factory::buildUpdateChecker(
     'https://github.com/Vtrois/Kratos/',
     get_template_directory() . '/functions.php',
     'Kratos'
-);
+);
+
+// 禁止生成多种尺寸图片
+if (kratos_option('g_removeimgsize', false)) {
+    function remove_default_images($sizes)
+    {
+        unset($sizes['thumbnail']);
+        unset($sizes['medium']);
+        unset($sizes['large']);
+        unset($sizes['medium_large']);
+        return $sizes;
+    }
+    add_filter('intermediate_image_sizes_advanced', 'remove_default_images');
+}

inc/theme-options.php

@@ -3,7 +3,7 @@
  * 主题选项
  * @author Seaton Jiang <seaton@vtrois.com>
  * @license MIT License
- * @version 2020.02.26
+ * @version 2020.03.17
  */
 
 function getrobots()
@@ -100,6 +100,14 @@ function kratos_options()
         'options' => $cdn_array,
     );
 
+    $options[] = array(
+        'name' => __('禁止生成缩略图', 'kratos'),
+        'desc' => __('是否禁止生成多种尺寸图片资源', 'kratos'),
+        'id' => 'g_removeimgsize',
+        'std' => '0',
+        'type' => 'checkbox',
+    );
+
     $options[] = array(
         'name' => __('Gutenberg 编辑器', 'kratos'),
         'desc' => __('开启 Gutenberg 编辑器', 'kratos'),