From 9cfd66287e31c0bee3b6b27a5ee79509b907c2eb Mon Sep 17 00:00:00 2001
From: Stefan de Konink <stefan@konink.de>
Date: Sun, 21 Feb 2010 06:24:01 +0100
Subject: [PATCH] Michael initial webserver in PHP filled the variables also in
 PHP. This code could therefore be changed into something to provide
 compatibility between 'global variables' and the new webserver without
 reinventing the wheel in C. (While some people might not need it at all.)

---
 examples/fill_server_variables.php | 71 ++++++++++++++++++++++++++++++++++++++
 1 file changed, 71 insertions(+)
 create mode 100644 examples/fill_server_variables.php

diff --git a/examples/fill_server_variables.php b/examples/fill_server_variables.php
new file mode 100644
index 0000000..c3be5cf
--- /dev/null
+++ b/examples/fill_server_variables.php
@@ -0,0 +1,71 @@
+<?php
+                    // Get first line from client
+                    do {
+                        $input = fgets($conn);
+                    } while( !feof($conn) && $input == "" );
+
+                    if ( $input !== false ) {
+                        $inputParsed  = preg_split('/[\s]+/', $input );
+                    }
+
+                    $HTTP_HEADERS = array();
+                    //while( !feof($conn) && ($keepAlive == false || $keepAlive > time()-$keepAliveTimeout) && ($input  = fgets($conn) ) != "\r\n" ) {
+                    while( !feof($conn) && ($input = fgets($conn) ) != "\r\n" ) {
+                        if( preg_match('/([^:]+): (.*)/', $input, $matches) ) {
+                            $HTTP_HEADERS[ strtolower($matches[1]) ] = trim($matches[2]);
+                        }
+                    }
+
+                    if( count($HTTP_HEADERS) ) {
+                        $_SERVER['REQUEST_METHOD']   = strtoupper( $inputParsed[0] );
+                        $_SERVER['REQUEST_URI']      = $inputParsed[1];
+                        $_SERVER['SERVER_PROTOCOL']  = strtoupper( $inputParsed[2] );
+
+                        $remoteIp = explode( ':', stream_socket_get_name( $conn, true ) );
+                        $_SERVER['REMOTE_ADDR']      = $remoteIp[0];
+                        $_SERVER['REMOTE_PORT']      = $remoteIp[1];
+
+                        $_SERVER['HTTP_HOST'] = $HTTP_HEADERS['host'];
+                        $_SERVER['HTTP_USER_AGENT'] = $HTTP_HEADERS['user-agent'];
+                        $_SERVER['HTTP_ACCEPT'] = $HTTP_HEADERS['accept'];
+                        $_SERVER['HTTP_ACCEPT_LANGUAGE'] = $HTTP_HEADERS['accept-language'];
+                        $_SERVER['HTTP_ACCEPT_ENCODING'] = $HTTP_HEADERS['accept-encoding'];
+                        $_SERVER['HTTP_ACCEPT_CHARSET'] = $HTTP_HEADERS['accept-charset'];
+                        $_SERVER['HTTP_KEEP_ALIVE'] = $HTTP_HEADERS['keep-alive'];
+                        $_SERVER['HTTP_CONNECTION'] = $HTTP_HEADERS['connection'];
+                        $_SERVER['HTTP_COOKIE'] = $HTTP_HEADERS['cookie'];
+
+                        $_SERVER['SERVER_SOFTWARE']  = '/^_^\istral Enterprise PHP v1.00';
+
+                        $parsed_uri = parse_url($_SERVER['REQUEST_URI']);
+                        parse_str($parsed_uri['query'], $_GET);
+
+                        $_SERVER['argv'] = array(0 => $parsed_uri['query']);
+                        $_SERVER['argc'] = count($_SERVER['argv']);
+                        $_SERVER['GATEWAY_INTERFACE'] = 'CGI/1.1';
+                        $_SERVER['SCRIPT_NAME'] = $parsed_uri['path'];
+                        $_SERVER['PHP_SELF'] = $_SERVER['SCRIPT_NAME'];
+                        $_SERVER['QUERY_STRING'] = $parsed_uri['query'];
+
+                        //print_r($_SERVER);
+                        //print_r($_GET);
+                        //print_r($parsed_uri);
+
+                        // Determine supported compression method
+                        $gzip = strstr($_SERVER['HTTP_ACCEPT_ENCODING'], 'gzip');
+                        $deflate = strstr($_SERVER['HTTP_ACCEPT_ENCODING'], 'deflate');
+                        $encoding = $gzip ? 'gzip' : ($deflate ? 'deflate' : 'none');
+
+                        // Check for buggy versions of Internet Explorer
+                        if (!strstr($_SERVER['HTTP_USER_AGENT'], 'Opera') &&
+                            preg_match('/^Mozilla\/4\.0 \(compatible; MSIE ([0-9]\.[0-9])/i', $_SERVER['HTTP_USER_AGENT'], $matches)) {
+                            $version = floatval($matches[1]);
+
+                            if ($version < 6)
+                                $encoding = 'none';
+
+                            if ($version == 6 && !strstr($_SERVER['HTTP_USER_AGENT'], 'EV1'))
+                                $encoding = 'none';
+                        }
+                    }
+?>
-- 
2.11.4.GIT