From 08fbb9e7098f426f5ffbdc6da32b77af0863b243 Mon Sep 17 00:00:00 2001
From: Ryan Zumstein <rzumstein@users.noreply.github.com>
Date: Tue, 18 Jul 2017 17:00:12 -0500
Subject: [PATCH] Adding universal headers to allow headers to be sent every
 request

---
 lib/ChargeBee/Environment.php | 10 ++++++++--
 lib/ChargeBee/Request.php     |  2 +-
 2 files changed, 9 insertions(+), 3 deletions(-)

diff --git a/lib/ChargeBee/Environment.php b/lib/ChargeBee/Environment.php
index 5c568b20..fe8e3a79 100644
--- a/lib/ChargeBee/Environment.php
+++ b/lib/ChargeBee/Environment.php
@@ -5,8 +5,9 @@ class ChargeBee_Environment {
     private $apiKey;
     private $site;
     private $apiEndPoint;
-    
+
     private static $default_env;
+    private static $universal_headers;
     public static $scheme = "https";
     public static $chargebeeDomain;
 
@@ -14,9 +15,10 @@ class ChargeBee_Environment {
     public static  $timeout=100;
     const API_VERSION = "v2";
     
-    function __construct($site, $apiKey) {
+    function __construct($site, $apiKey, $universalHeaders = array()) {
         $this->site = $site;
         $this->apiKey = $apiKey;
+        ChargeBee_Environment::$universal_headers = $universalHeaders;
         if (ChargeBee_Environment::$chargebeeDomain == null) {
             $this->apiEndPoint = "https://$site.chargebee.com/api/" . ChargeBee_Environment::API_VERSION;
         } else {
@@ -46,6 +48,10 @@ public static function defaultEnv() {
         return ChargeBee_Environment::$default_env;
     }
 
+    public static function universalHeaders() {
+        return ChargeBee_Environment::$universal_headers;
+    }
+
     public function apiUrl($url) {
         return $this->apiEndPoint . $url;
     }
diff --git a/lib/ChargeBee/Request.php b/lib/ChargeBee/Request.php
index 485cf70e..99acda67 100644
--- a/lib/ChargeBee/Request.php
+++ b/lib/ChargeBee/Request.php
@@ -31,7 +31,7 @@ public static function send($method, $url, $params = array(), $env = null, $head
 			throw new Exception("ChargeBee api environment is not set. Set your site & api key in ChargeBee_Environment::configure('your_site', 'your_api_key')");
 		}
 		$ser_params = ChargeBee_Util::serialize($params);
-		$response = ChargeBee_Curl::doRequest($method, $url, $env, $ser_params, $headers);
+		$response = ChargeBee_Curl::doRequest($method, $url, $env, $ser_params, array_merge(ChargeBee_Environment::universalHeaders(), $headers));
 		if(is_array($response) && array_key_exists("list", $response))
 		{
 			return new ChargeBee_ListResult($response['list'], isset($response['next_offset'])?$response['next_offset']:null);