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init.php
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init.php
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<?php
/*-------------------------------------------------------------------------------
* Xataface Web Application Framework
* Copyright (C) 2005-2008 Web Lite Solutions Corp ([email protected])
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*-------------------------------------------------------------------------------
*/
function init($site_path, $dataface_url){
ini_set('pcre.jit', '0');
$originalUrl = isset($_SERVER['HTTP_X_ORIGINAL_URL']) ? parse_url($_SERVER['HTTP_X_ORIGINAL_URL']) : null;
if ($originalUrl) {
$host = @$originalUrl["host"];
$port = @$originalUrl["port"];
$protocol = $originalUrl["scheme"];
if (!$port) {
if ($protocol == 'https') {
$port = 443;
} else {
$port = 80;
}
}
$_SERVER['QUERY_STRING'] = @$originalUrl["query"];
$_SERVER['REQUEST_URI'] = @$originalUrl["path"];
$_SERVER['PHP_SELF'] = @$originalUrl['path'];
if (@$originalUrl["query"]) {
$_SERVER['REQUEST_URI'] .= '?' . $originalUrl['query'];
}
if (strpos($dataface_url, 'http:') === 0 or strpos($dataface_url, 'https:') === 0) {
// We leave dataface_url alone
} else {
if ($dataface_url[0] !== '/') {
$dataface_url = substr($_SERVER['PHP_SELF'], 0, strrpos($_SERVER['PHP_SELF'], '/')) . '/' . $dataface_url;
}
}
} else {
// first we resolve some differences between CGI and Module php
if ( !isset( $_SERVER['QUERY_STRING'] ) ){
$_SERVER['QUERY_STRING'] = @$_ENV['QUERY_STRING'];
}
// define a HOST_URI variable to contain the host portion of all urls
$host = @$_SERVER['HTTP_HOST'];
if (!$host) $host = 'localhost';
if (isset($_SERVER['HTTP_X_FORWARDED_HOST'])) {
$host = $_SERVER['HTTP_X_FORWARDED_HOST'];
if (strpos($host, ',') !== false) {
$host = trim(substr($host, 0, strpos($host, ',')));
}
}
$port = @$_SERVER['SERVER_PORT'];
if (!$port) {
$port = 80;
}
if (isset($_SERVER['HTTP_X_FORWARDED_HOST'])) {
if (isset($_SERVER['HTTP_X_FORWARDED_PORT'])) {
$port = $_SERVER['HTTP_X_FORWARDED_PORT'];
if (strpos($port, ',') !== false) {
$port = trim(substr($port, 0, strpos($port, ',')));
}
$port = intval($port);
} else {
$port = 80;
}
}
$protocol = 'http';
$protocol = ((@$_SERVER['HTTPS'] == 'on' || "$port" == "443") ? $protocol.'s' : $protocol );
if (isset($_SERVER['HTTP_X_FORWARDED_PROTO'])) {
$protocol = $_SERVER['HTTP_X_FORWARDED_PROTO'];
if (strpos($protocol, ',') !== false) {
$protocol = trim(substr($protocol, 0, strpos($protocol, ',')));
}
}
if ($protocol == 'https' and "$port" == "80") {
$port = 443;
} else if ($protocol == 'http' and "$port" == "443") {
$port = 80;
}
if (isset($_SERVER['HTTP_X_FORWARDED_PATH'])) {
$path = $_SERVER['HTTP_X_FORWARDED_PATH'];
if (strpos($path, ',') !== false) {
$path = trim(substr($path, 0, strpos($path, ',')));
}
$_SERVER['REQUEST_URI'] = $path;
if (strpos($_SERVER['REQUEST_URI'], '?') === false and @$_SERVER['QUERY_STRING']) {
$_SERVER['REQUEST_URI'] .= '?' . $_SERVER['QUERY_STRING'];
}
$_SERVER['PHP_SELF'] = $path;
if (strpos($dataface_url, 'http:') === 0 or strpos($dataface_url, 'https:') === 0) {
// We leave dataface_url alone
} else {
if ($dataface_url[0] !== '/') {
$dataface_url = substr($_SERVER['PHP_SELF'], 0, strrpos($_SERVER['PHP_SELF'], '/')) . '/' . $dataface_url;
}
}
}
}
$_SERVER['HOST_URI'] = $protocol.'://'.$host;//.($port != 80 ? ':'.$port : '');
if ( (strpos($host, ':') === false) and !($protocol == 'https' and "$port" == "443" ) and !($protocol == 'http' and "$port" == "80") ){
$_SERVER['HOST_URI'] .= ':'.$port;
}
if (defined('DATAFACE_SITE_PATH')){
trigger_error("Error in ".__FILE__."
DATAFACE_SITE_PATH previously defined when trying to initialize the site."/*.Dataface_Error::printStackTrace()*/, E_USER_ERROR);
}
if (defined('DATAFACE_URL')){
trigger_error("Error in ".__FILE__."
DATAFACE_URL previously defined when trying to initialize the site."/*.Dataface_Error::printStackTrace()*/, E_USER_ERROR);
}
define('DATAFACE_SITE_PATH', str_replace('\\','/', dirname($site_path)));
if (!@$_SERVER['PHP_SELF'] and @$_SERVER['SCRIPT_NAME']){
$_SERVER['PHP_SELF'] = $_SERVER['SCRIPT_NAME'];
}
$temp_site_url = dirname($_SERVER['PHP_SELF']);
if ( $temp_site_url[strlen($temp_site_url)-1] == '/'){
$temp_site_url = substr($temp_site_url,0, strlen($temp_site_url)-1);
}
define('DATAFACE_SITE_URL', str_replace('\\','/',$temp_site_url));
define('DATAFACE_SITE_HREF', (DATAFACE_SITE_URL != '/' ? DATAFACE_SITE_URL.'/':'/').basename($_SERVER['PHP_SELF']) );
if ( !preg_match('#^https?://#', $dataface_url) and $dataface_url and $dataface_url[0] != '/' ){
$dataface_url = DATAFACE_SITE_URL.'/'.$dataface_url;
}
define('DATAFACE_URL', str_replace('\\','/',$dataface_url));
require_once(dirname(__FILE__).DIRECTORY_SEPARATOR.'config.inc.php');
//print_r($_SERVER);exit;
if ( @$_GET['-action'] == 'js' ){
include dirname(__FILE__).DIRECTORY_SEPARATOR.'js.php';
}
if ( @$_GET['-action'] == 'css' ){
include dirname(__FILE__).DIRECTORY_SEPARATOR.'css.php';
}
if ( !is_writable(DATAFACE_SITE_PATH.DIRECTORY_SEPARATOR.'templates_c') ){
die(
sprintf(
'As of Xataface 1.3 all applications are now required to have its own templates_c directory to house its compiled templates. Please create the directory "%s" and ensure that it is writable by the web server.',
DATAFACE_SITE_PATH.DIRECTORY_SEPARATOR.'templates_c'
)
);
}
if (preg_match('/[\'"<>]/', DATAFACE_SITE_HREF)) {
die("Request blocked. Illegal characters in URL");
}
}