From b0cab299e2227f14752f5e513f7002ac11d067e3 Mon Sep 17 00:00:00 2001
From: Devin Smith <github@arzynik.com>
Date: Thu, 26 Feb 2015 14:55:45 -0800
Subject: [PATCH] added headers for module

---
 include/library/Crunchbutton/App.php     |  2 +
 include/library/Crunchbutton/Headers.php | 52 ++++++++++++++++++++++++
 2 files changed, 54 insertions(+)
 create mode 100644 include/library/Crunchbutton/Headers.php

diff --git a/include/library/Crunchbutton/App.php b/include/library/Crunchbutton/App.php
index 757434c5b..5d84f853f 100755
--- a/include/library/Crunchbutton/App.php
+++ b/include/library/Crunchbutton/App.php
@@ -13,6 +13,8 @@ class Crunchbutton_App extends Cana_App {
 	private $_crypt;
 	public function init($params = null) {
 		set_exception_handler([$this, 'exception']);
+		Crunchbutton_Headers;
+
 		if (!$_SERVER['SERVER_NAME']) {
 			$cli = true;
 			// get the env send by parameter
diff --git a/include/library/Crunchbutton/Headers.php b/include/library/Crunchbutton/Headers.php
new file mode 100644
index 000000000..7660d35bb
--- /dev/null
+++ b/include/library/Crunchbutton/Headers.php
@@ -0,0 +1,52 @@
+<?php
+// Drop-in replacement for apache_request_headers() when it's not available
+
+class Crunchbutton_Headers{}
+
+if(!function_exists('apache_request_headers')) {
+	function apache_request_headers() {
+
+		// Based on: http://www.iana.org/assignments/message-headers/message-headers.xml#perm-headers
+		$arrCasedHeaders = array(
+			// HTTP
+			'Dasl'             => 'DASL',
+			'Dav'              => 'DAV',
+			'Etag'             => 'ETag',
+			'Mime-Version'     => 'MIME-Version',
+			'Slug'             => 'SLUG',
+			'Te'               => 'TE',
+			'Www-Authenticate' => 'WWW-Authenticate',
+			// MIME
+			'Content-Md5'      => 'Content-MD5',
+			'Content-Id'       => 'Content-ID',
+			'Content-Features' => 'Content-features',
+		);
+		$arrHttpHeaders = array();
+
+		foreach($_SERVER as $strKey => $mixValue) {
+			if('HTTP_' !== substr($strKey, 0, 5)) {
+				continue;
+			}
+
+			$strHeaderKey = strtolower(substr($strKey, 5));
+
+			if(0 < substr_count($strHeaderKey, '_')) {
+				$arrHeaderKey = explode('_', $strHeaderKey);
+				$arrHeaderKey = array_map('ucfirst', $arrHeaderKey);
+				$strHeaderKey = implode('-', $arrHeaderKey);
+			}
+			else {
+				$strHeaderKey = ucfirst($strHeaderKey);
+			}
+
+			if(array_key_exists($strHeaderKey, $arrCasedHeaders)) {
+				$strHeaderKey = $arrCasedHeaders[$strHeaderKey];
+			}
+
+			$arrHttpHeaders[$strHeaderKey] = $mixValue;
+		}
+
+		return $arrHttpHeaders;
+
+	}
+}
\ No newline at end of file