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Current File : /nas/content/live/attorneyexperi/wp-content/plugins/redirection/models/request.php
<?php
require_once __DIR__ . '/ip.php';
class Redirection_Request {
/**
* URL friendly sanitize_text_fields which lets encoded characters through and doesn't trim
*
* @param string $value Value.
* @return string
*/
public static function sanitize_url( $value ) {
// Remove invalid UTF
$url = wp_check_invalid_utf8( $value, true );
// No new lines
$url = preg_replace( "/[\r\n\t].*?$/s", '', $url );
// Clean control codes
$url = preg_replace( '/[^\PC\s]/u', '', $url );
return $url;
}
/**
* Get HTTP headers
*
* @return array
*/
public static function get_request_headers() {
$ignore = apply_filters( 'redirection_request_headers_ignore', [
'cookie',
'host',
] );
$headers = [];
foreach ( $_SERVER as $name => $value ) {
$value = sanitize_text_field( $value );
$name = sanitize_text_field( $name );
if ( substr( $name, 0, 5 ) === 'HTTP_' ) {
$name = strtolower( substr( $name, 5 ) );
$name = str_replace( '_', ' ', $name );
$name = ucwords( $name );
$name = str_replace( ' ', '-', $name );
if ( ! in_array( strtolower( $name ), $ignore, true ) ) {
$headers[ $name ] = $value;
}
}
}
return apply_filters( 'redirection_request_headers', $headers );
}
/**
* Get request method
*
* @return string
*/
public static function get_request_method() {
$method = '';
if ( isset( $_SERVER['REQUEST_METHOD'] ) && is_string( $_SERVER['REQUEST_METHOD'] ) ) {
$method = sanitize_text_field( $_SERVER['REQUEST_METHOD'] );
}
return apply_filters( 'redirection_request_method', $method );
}
/**
* Get the server name (from $_SERVER['SERVER_NAME]), or use the request name ($_SERVER['HTTP_HOST']) if not present
*
* @return string
*/
public static function get_server_name() {
$host = self::get_request_server_name();
if ( isset( $_SERVER['SERVER_NAME'] ) && is_string( $_SERVER['SERVER_NAME'] ) ) {
$host = sanitize_text_field( $_SERVER['SERVER_NAME'] );
}
return apply_filters( 'redirection_request_server', $host );
}
/**
* Get the request server name (from $_SERVER['HTTP_HOST])
*
* @return string
*/
public static function get_request_server_name() {
$host = '';
if ( isset( $_SERVER['HTTP_HOST'] ) && is_string( $_SERVER['HTTP_HOST'] ) ) {
$host = sanitize_text_field( $_SERVER['HTTP_HOST'] );
}
$parts = explode( ':', $host );
return apply_filters( 'redirection_request_server_host', $parts[0] );
}
/**
* Get server name + protocol
*
* @return string
*/
public static function get_server() {
return self::get_protocol() . '://' . self::get_server_name();
}
/**
* Get protocol
*
* @return string
*/
public static function get_protocol() {
return is_ssl() ? 'https' : 'http';
}
/**
* Get request protocol
*
* @return string
*/
public static function get_request_url() {
$url = '';
if ( isset( $_SERVER['REQUEST_URI'] ) && is_string( $_SERVER['REQUEST_URI'] ) ) {
$url = self::sanitize_url( $_SERVER['REQUEST_URI'] );
}
return apply_filters( 'redirection_request_url', stripslashes( $url ) );
}
/**
* Get user agent
*
* @return string
*/
public static function get_user_agent() {
$agent = '';
if ( isset( $_SERVER['HTTP_USER_AGENT'] ) && is_string( $_SERVER['HTTP_USER_AGENT'] ) ) {
$agent = sanitize_text_field( $_SERVER['HTTP_USER_AGENT'] );
}
return apply_filters( 'redirection_request_agent', $agent );
}
/**
* Get referrer
*
* @return string
*/
public static function get_referrer() {
$referrer = '';
if ( isset( $_SERVER['HTTP_REFERER'] ) && is_string( $_SERVER['HTTP_REFERER'] ) ) {
$referrer = self::sanitize_url( $_SERVER['HTTP_REFERER'] );
}
return apply_filters( 'redirection_request_referrer', $referrer );
}
/**
* Get standard IP header names
*
* @return string[]
*/
public static function get_ip_headers() {
return [
'HTTP_CF_CONNECTING_IP',
'HTTP_CLIENT_IP',
'HTTP_X_FORWARDED_FOR',
'HTTP_X_FORWARDED',
'HTTP_X_CLUSTER_CLIENT_IP',
'HTTP_FORWARDED_FOR',
'HTTP_FORWARDED',
'HTTP_VIA',
'REMOTE_ADDR',
];
}
/**
* Get browser IP
*
* @return string
*/
public static function get_ip() {
$options = red_get_options();
$ip = new Redirection_IP();
// This is set by the server, but may not be the actual IP
if ( isset( $_SERVER['REMOTE_ADDR'] ) ) {
$ip = new Redirection_IP( $_SERVER['REMOTE_ADDR'] );
}
if ( in_array( $ip->get(), $options['ip_proxy'], true ) || empty( $options['ip_proxy'] ) ) {
foreach ( $options['ip_headers'] as $header ) {
if ( isset( $_SERVER[ $header ] ) ) {
$ip = new Redirection_IP( $_SERVER[ $header ] );
break;
}
}
}
return apply_filters( 'redirection_request_ip', $ip->get() );
}
/**
* Get a cookie
*
* @param string $cookie Name.
* @return string|false
*/
public static function get_cookie( $cookie ) {
if ( isset( $_COOKIE[ $cookie ] ) && is_string( $_COOKIE[ $cookie ] ) ) {
return apply_filters( 'redirection_request_cookie', sanitize_text_field( $_COOKIE[ $cookie ] ), $cookie );
}
return false;
}
/**
* Get a HTTP header
*
* @param string $name Header name.
* @return string|false
*/
public static function get_header( $name ) {
$name = 'HTTP_' . strtoupper( $name );
$name = str_replace( '-', '_', $name );
if ( isset( $_SERVER[ $name ] ) && is_string( $_SERVER[ $name ] ) ) {
return apply_filters( 'redirection_request_header', sanitize_text_field( $_SERVER[ $name ] ), $name );
}
return false;
}
/**
* Get browser accept language
*
* @return string[]
*/
public static function get_accept_language() {
if ( isset( $_SERVER['HTTP_ACCEPT_LANGUAGE'] ) && is_string( $_SERVER['HTTP_ACCEPT_LANGUAGE'] ) ) {
$languages = preg_replace( '/;.*$/', '', sanitize_text_field( $_SERVER['HTTP_ACCEPT_LANGUAGE'] ) );
$languages = str_replace( ' ', '', $languages );
return apply_filters( 'redirection_request_accept_language', explode( ',', $languages ) );
}
return [];
}
}
