From 403c333a0ec5658ef01b6e55415883f34e2dfc41 Mon Sep 17 00:00:00 2001
From: Lonnie Ezell <lonnieje@gmail.com>
Date: Wed, 20 Nov 2019 22:28:58 -0600
Subject: [PATCH] Don't show duplicate Date headers when running under PHPs
 server. Fixes #2375

---
 system/HTTP/Response.php | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/system/HTTP/Response.php b/system/HTTP/Response.php
index 80b9366ed620..384d12d0be0a 100644
--- a/system/HTTP/Response.php
+++ b/system/HTTP/Response.php
@@ -713,7 +713,7 @@ public function sendHeaders()
 
 		// Per spec, MUST be sent with each request, if possible.
 		// http://www.w3.org/Protocols/rfc2616/rfc2616-sec13.html
-		if (! isset($this->headers['Date']))
+		if (! isset($this->headers['Date']) && php_sapi_name() !== 'cli-server')
 		{
 			$this->setDate(\DateTime::createFromFormat('U', (string) time()));
 		}
@@ -724,7 +724,7 @@ public function sendHeaders()
 		// Send all of our headers
 		foreach ($this->getHeaders() as $name => $values)
 		{
-			header($name . ': ' . $this->getHeaderLine($name), false, $this->statusCode);
+			header($name . ': ' . $this->getHeaderLine($name), true, $this->statusCode);
 		}
 
 		return $this;