From 85c3e22da596b5f0782adf310cbe32ca076c6c8d Mon Sep 17 00:00:00 2001
From: Camil Staps
Date: Fri, 3 Jul 2015 21:42:52 +0200
Subject: Check for exec function

---
 request.php | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

(limited to 'request.php')

diff --git a/request.php b/request.php
index 2465f5a..594ae4f 100644
--- a/request.php
+++ b/request.php
@@ -25,6 +25,10 @@
 
 header('Content-type: text/plain');
 
+if (exec('echo EXEC') != 'EXEC') {
+    die('exec() is disabled.');
+}
+
 $extended = isset($_GET['extended']) && $_GET['extended'] != 'false';
 $expressions = $_GET['expressions'];
 
@@ -41,5 +45,7 @@ $extended = $extended ? '-e' : '';
 
 $call = './LogicParser -b -nt ' . $extended . ' ' . $expressions;
 
-passthru($call);
+$out = [];
+exec($call, $out);
+echo implode("\n", $out);
 
-- 
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