Check to see if config.php exists in header.php else redirect to setup.php, removed the else conditions as they were unessessary

header.php

@@ -1,5 +1,9 @@
 <?php 
   
+  if(!file_exists('config.php')){
+    header("Location: setup.php");
+  }
+
   include("config.php");
   include("check_login.php");
   include("vendor/Parsedown.php");

index.php

@@ -1,9 +1,4 @@
-<?php
-
-if(file_exists('config.php')){
-    include("header.php");
-
-?>
+<?php include("header.php"); ?>
 	
 	<!-- Breadcrumbs-->
 	<ol class="breadcrumb">
@@ -18,11 +13,4 @@ if(file_exists('config.php')){
 	<hr>
 	<p>This is a great starting point for new custom pages.</p>
 
-<?php
-	include("footer.php");
-
-}else{
-    header("Location: setup.php");
-}
-
-?>
+<?php include("footer.php"); ?>

setup.php

@@ -2,7 +2,7 @@
 
 if(file_exists('config.php')){
     header("Location: login.php");
-}else{
+}
   
 include("functions.php"); 
 
@@ -454,9 +454,3 @@ if(file_exists('config.php')){
 </body>
 
 </html>
-
-<?php
-
-}
-
-?>