From 88ffd1366f05fa2523be3b6e05401f0289d8126c Mon Sep 17 00:00:00 2001
From: "Namhyeon, Go" <gnh1201@gmail.com>
Date: Mon, 23 Jul 2018 12:15:01 +0900
Subject: [PATCH] Update exectool.php

---
 helper/exectool.php | 17 ++++++++++++-----
 1 file changed, 12 insertions(+), 5 deletions(-)

diff --git a/helper/exectool.php b/helper/exectool.php
index e9e4274..4b2a3e7 100644
--- a/helper/exectool.php
+++ b/helper/exectool.php
@@ -2,7 +2,8 @@
 /**
  * @file exectool.php
  * @date 2018-07-22
- * @author forked from https://github.com/scipag/PHPUtilities
+ * @auther Go Namhyeon <gnh1201@gmail.com>
+ * @forked from https://github.com/scipag/PHPUtilities
  * @brief ExecTool helper
  */
 
@@ -103,9 +104,10 @@ if(!function_exists("exec_test")) {
  * exec_command() executes a command (like "whoami") with the submited method    
  */
 if(!function_exists("exec_command")) {
-    function exec_command($command, $method) {        
+    function exec_command($command, $method) {
+        $return = false;
+        
         if ($method == "") {
-
             // ob_start() will turn on output buffering to collect all output from
             // exec_test() and ob_end_clean() will clean the buffer afterwards ("garbage collection") 
             ob_start();
@@ -114,13 +116,14 @@ if(!function_exists("exec_command")) {
 
             if (is_array($methodArray)) {
                 $method = $methodArray[0];            
-            }
-            else {
+            } else {
                 echo "[!] No method available";
                 exit;
             }            
         }
 
+        ob_start();
+
         switch ($method) {   
             case "system":
                 system("$command 2>&1");
@@ -169,5 +172,9 @@ if(!function_exists("exec_command")) {
                 echo "[!] No method defined";
                 break;
         }
+
+        $return = ob_get_clean();
+
+        return $return;
     }
 }