image add cdn support

conf/app.php

@@ -130,6 +130,9 @@ $configs = array(
     'service_3rd_api_key' => '你的密钥',
     'sms_code_cache_time' => 600,           //短信验证码缓存时长，单位：秒
 
+    //图片cdn加速域名配置
+    'img_cdn_budget_url' => '',
+
     //Google Analytics MEASUREMENT ID
     'GA_MEASUREMENT_ID' => 'G-09MWT3Z9R0',
 

plugins/Html.php

@@ -120,4 +120,14 @@ eof;
         return $tmp_arr;
     }
 
+    //获取用户图片的cdn地址
+    public static function getCDNImageUrl($localImgUrl) {
+        if (!empty(FSC::$app['config']['debug'])) {return $localImgUrl;}
+
+        $cdn = FSC::$app['config']['img_cdn_budget_url'];
+        if (empty($cdn)) {return $localImgUrl;}
+
+        return "{$cdn}{$localImgUrl}";
+    }
+
 }

themes/tajian/views/my/favs.php

@@ -47,7 +47,7 @@ $allTags = Html::getTagNames($viewData['tags']);
                     continue;
                 }
 
-                $snapshot = !empty($file['cover']) ? $imgPreffix . $file['cover'] : '/img/default.png';
+                $snapshot = !empty($file['cover']) ? Html::getCDNImageUrl($imgPreffix . $file['cover']) : '/img/default.png';
                 $title = !empty($file['title']) ? Html::mb_substr($file['title'], 0, 33, 'utf-8') : $file['filename'];
 
                 $platform = Html::getShareVideosPlatform($file['shortcut']['url']);

themes/tajian/views/site/index.php

@@ -56,7 +56,7 @@ eof;
                     continue;
                 }
 
-                $snapshot = !empty($file['cover']) ? $imgPreffix . $file['cover'] : '/img/default.png';
+                $snapshot = !empty($file['cover']) ? Html::getCDNImageUrl($imgPreffix . $file['cover']) : '/img/default.png';
                 $title = !empty($file['title']) ? Html::mb_substr($file['title'], 0, 33, 'utf-8') : $file['filename'];
 
                 $platform = Html::getShareVideosPlatform($file['shortcut']['url']);