wordpress/php-fpm/wordpress_files/plugins/wp-cerber/cerber-request.php
2020-05-22 01:40:23 +00:00

186 lines
4.0 KiB
PHP

<?php
final class CRB_Request {
private static $remote_ip = null;
private static $clean_uri = null; // No trailing slash, GET parameters and other junk symbols
private static $request_uri = null; // Undecoded $_SERVER['REQUEST_URI']
private static $uri_script = null; // With path and the starting slash (if script)
private static $site_root = null; // Without trailing slash and path (site domain or IP address)
private static $sub_folder = null; // Without trailing slash and site domain
private static $the_path = null;
static function URI() {
if ( isset( self::$clean_uri ) ) {
return self::$clean_uri;
}
return self::purify();
}
/**
* Cleans up and normalizes the requested URI.
* Removes GET parameters and extra slashes, normalizes malformed URI.
*
* @since 7.9.2
* @return string
*/
static function purify() {
$uri = $_SERVER['REQUEST_URI'];
if ( $pos = strpos( $uri, '?' ) ) {
$uri = substr( $uri, 0, $pos );
}
if ( $pos = strpos( $uri, '#' ) ) {
$uri = substr( $uri, 0, $pos ); // malformed
}
$uri = rtrim( urldecode( $uri ), '/' );
self::$clean_uri = preg_replace( '/\/+/', '/', $uri );
return self::$clean_uri;
}
static function parse_site_url() {
if ( isset( self::$site_root ) ) {
return;
}
$site_url = cerber_get_site_url(); // Including the path to WP files and stuff
$p1 = strpos( $site_url, '//' );
$p2 = strpos( $site_url, '/', $p1 + 2 );
if ( $p2 !== false ) {
self::$site_root = substr( $site_url, 0, $p2 );
self::$sub_folder = substr( $site_url, $p2 );
}
else {
self::$site_root = $site_url;
self::$sub_folder = '';
}
}
/**
* Requested URL as is
*
* @return string
*/
static function full_url() {
self::parse_site_url();
return self::$site_root . $_SERVER['REQUEST_URI'];
}
static function full_url_clean() {
self::parse_site_url();
return self::$site_root . self::URI();
}
/**
* Does requested URL start with a given string?
*
* @return string
*/
static function is_url_start_with( $str ) {
if ( substr( $str, - 1, 1 ) == '/' ) {
$url = rtrim( self::full_url_clean(), '/' ) . '/';
}
else {
$url = self::full_url_clean();
}
if ( 0 === strpos( $url, $str ) ) {
return true;
}
return false;
}
static function is_url_equal( $str ) {
if ( substr( $str, - 1, 1 ) == '/' ) {
$url = rtrim( self::full_url_clean(), '/' ) . '/';
}
else {
$url = self::full_url_clean();
}
if ($url == $str ) {
return true;
}
return false;
}
static function script() {
if ( ! isset( self::$uri_script ) ) {
if ( cerber_detect_exec_extension( self::URI() ) ) {
self::$uri_script = strtolower( self::URI() );
}
else {
self::$uri_script = false;
}
}
return self::$uri_script;
}
// @since 7.9.2
static function is_script( $val, $multiview = false ) {
if ( ! self::script() ) {
return false;
}
//$uri_script = self::$uri_script;
self::parse_site_url();
if ( self::$sub_folder ) {
$uri_script = substr( self::$uri_script, strlen( self::$sub_folder ) );
}
else {
$uri_script = self::$uri_script;
}
if ( is_array( $val ) ) {
if ( in_array( $uri_script, $val ) ) {
return true;
}
}
elseif ( $uri_script == $val ) {
return true;
}
return false;
}
static function get_request_path() {
if ( ! isset( self::$the_path ) ) {
if ( ! $path = crb_array_get( $_SERVER, 'PATH_INFO' ) ) { // Like /index.php/path-to-some-page/ or rest route
$path = $_SERVER['REQUEST_URI'];
}
self::$the_path = '/' . trim( urldecode( $path ), '/' ) . '/';
}
return self::$the_path;
}
/**
* Return decoded $_SERVER['REQUEST_URI']
*
* @return string
*/
static function get_request_URI() {
if ( ! isset( self::$request_uri ) ) {
self::$request_uri = trim( urldecode( $_SERVER['REQUEST_URI'] ) );
}
return self::$request_uri;
}
}