From 1a786206c0a18f99165fd68391ef55d41e16e58e Mon Sep 17 00:00:00 2001
From: qkqpttgf <45693631+qkqpttgf@users.noreply.github.com>
Date: Fri, 13 Mar 2020 21:26:48 +0800
Subject: [PATCH] Update heroku.php

---
 function/heroku.php | 15 ++++++++++-----
 1 file changed, 10 insertions(+), 5 deletions(-)

diff --git a/function/heroku.php b/function/heroku.php
index 32f3b1e..6c4e2dc 100644
--- a/function/heroku.php
+++ b/function/heroku.php
@@ -41,13 +41,18 @@ function getConfig($str, $disktag = '')
 {
     global $InnerEnv;
     global $Base64Env;
-    if ($disktag=='') $disktag = $_SERVER['disktag'];
     if (in_array($str, $InnerEnv)) {
-        if (in_array($str, $Base64Env)) return equal_replace(json_decode(getenv($disktag), true)[$str],1);
-        else return json_decode(getenv($disktag), true)[$str];
+        if ($disktag=='') $disktag = $_SERVER['disktag'];
+        $env = json_decode(getenv($disktag), true);
+        if (isset($env[$str])) {
+            if (in_array($str, $Base64Env)) return equal_replace($env[$str],1);
+            else return $env[$str];
+	}
+    } else {
+	if (in_array($str, $Base64Env)) return equal_replace(getenv($str),1);
+        else return getenv($str);
     }
-    if (in_array($str, $Base64Env)) return equal_replace(getenv($str),1);
-    else return getenv($str);
+    return '';
 }
 
 function setConfig($arr, $disktag = '')