getallheaders.php
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getallheaders.php
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	<?php

	if (!function_exists('getallheaders')) {

	/**
	* Get all HTTP header key/values as an associative array for the current request.
	*
	* @return string[string] The HTTP header key/value pairs.
	*/
	function getallheaders()
	{
	$headers = array();

	$copy_server = array(
	'CONTENT_TYPE' => 'Content-Type',
	'CONTENT_LENGTH' => 'Content-Length',
	'CONTENT_MD5' => 'Content-Md5',
	);

	foreach ($_SERVER as $key => $value) {
	if (substr($key, 0, 5) === 'HTTP_') {
	$key = substr($key, 5);
	if (!isset($copy_server[$key]) \|\| !isset($_SERVER[$key])) {
	$key = str_replace(' ', '-', ucwords(strtolower(str_replace('_', ' ', $key))));
	$headers[$key] = $value;
	}
	} elseif (isset($copy_server[$key])) {
	$headers[$copy_server[$key]] = $value;
	}
	}

	if (!isset($headers['Authorization'])) {
	if (isset($_SERVER['REDIRECT_HTTP_AUTHORIZATION'])) {
	$headers['Authorization'] = $_SERVER['REDIRECT_HTTP_AUTHORIZATION'];
	} elseif (isset($_SERVER['PHP_AUTH_USER'])) {
	$basic_pass = isset($_SERVER['PHP_AUTH_PW']) ? $_SERVER['PHP_AUTH_PW'] : '';
	$headers['Authorization'] = 'Basic ' . base64_encode($_SERVER['PHP_AUTH_USER'] . ':' . $basic_pass);
	} elseif (isset($_SERVER['PHP_AUTH_DIGEST'])) {
	$headers['Authorization'] = $_SERVER['PHP_AUTH_DIGEST'];
	}
	}

	return $headers;
	}

	}