Merge branch 'feature/PHP-reference-support' of https://github.com/contentstack/contentstack-php into feature/PHP-reference-support

Author: sunil-lakshman

.gitignore

@@ -14,4 +14,6 @@ examples/index.php
 .DS_Store
 tmp/
 test/result.json
-stdout
+stdout
+build
+cache

LICENSE.txt

@@ -1,6 +1,6 @@
 The MIT License (MIT)
 
-Copyright (c) 2012-2021 Contentstack (http://app.contentstack.com). All Rights Reserved
+Copyright (c) 2012-2022 Contentstack (http://app.contentstack.com). All Rights Reserved
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal

SECURITY.md

@@ -0,0 +1,27 @@
+## Security
+
+Contentstack takes the security of our software products and services seriously, which includes all source code repositories managed through our GitHub organizations.
+
+If you believe you have found a security vulnerability in any Contentstack-owned repository, please report it to us as described below.
+
+## Reporting Security Issues
+
+**Please do not report security vulnerabilities through public GitHub issues.**
+
+Send email to [security@contentstack.com](mailto:security@contentstack.com).
+
+You should receive a response within 24 hours. If for some reason you do not, please follow up via email to ensure we received your original message.
+
+Please include the requested information listed below (as much as you can provide) to help us better understand the nature and scope of the possible issue:
+
+  * Type of issue (e.g. buffer overflow, SQL injection, cross-site scripting, etc.)
+  * Full paths of source file(s) related to the manifestation of the issue
+  * The location of the affected source code (tag/branch/commit or direct URL)
+  * Any special configuration required to reproduce the issue
+  * Step-by-step instructions to reproduce the issue
+  * Proof-of-concept or exploit code (if possible)
+  * Impact of the issue, including how an attacker might exploit the issue
+
+This information will help us triage your report more quickly.
+
+[https://www.contentstack.com/trust/](https://www.contentstack.com/trust/)

src/ContentstackRegion.php

@@ -29,4 +29,5 @@ class ContentstackRegion
 {
     const EU= "eu";
     const US= "us";
+    const AZURE_NA= "azure-na";
 }

src/Stack/Stack.php

@@ -58,7 +58,7 @@ public function __construct(
         $config = array('region'=> '', 'branch'=> '', 'live_preview' => array())
     ) {
         $previewHost = 'api.contentstack.io';
-        if ($config && $config !== "undefined" && array_key_exists('region', $config) && $config['region'] !== "undefined" && $config['region'] =="eu" ) {
+        if ($config && $config !== "undefined" && array_key_exists('region', $config) && $config['region'] !== "undefined" && $config['region'] !== "us" ) {
             $this->host = $config['region'].'-cdn.contentstack.com';
             $previewHost =  $config['region'].'-api.contentstack.com';
         }