The function apache_request_headers, doesn't exist in FCGI PHP-FPM
Use this patch : https://gist.github.com/rmpel/11583cfddfcc9705578428e3a2ee3dc1
<?php
// Drop-in replacement for apache_request_headers() when it's not available
if ( ! function_exists( 'apache_request_headers' ) ) {
function apache_request_headers() {
static $arrHttpHeaders;
if ( ! $arrHttpHeaders ) {
// 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;
}
/** in case you need authorization and your hosting provider has not fixed this for you:
* VHOST-Config:
* FastCgiExternalServer line needs -pass-header Authorization
*
* .htaccess or VHOST-config file needs:
* SetEnvIf Authorization "(.*)" HTTP_AUTHORIZATION=$1
* to add the Authorization header to the environment for further processing
*/
if ( ! empty( $arrHttpHeaders['Authorization'] ) ) {
// in case of Authorization, but the values not propagated properly, do so :)
if ( ! isset( $_SERVER['PHP_AUTH_USER'] ) ) {
list( $_SERVER['PHP_AUTH_USER'], $_SERVER['PHP_AUTH_PW'] ) = explode( ':', base64_decode( substr( $_SERVER['HTTP_AUTHORIZATION'], 6 ) ) );
}
}
}
return $arrHttpHeaders;
}
// execute now so other scripts have little chance to taint the information in $_SERVER
// the data is cached, so multiple retrievals of the headers will not cause further impact on performance.
apache_request_headers();
}