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Edit File : guest.cls.php \| Size : 4.43 KB
<?php namespace LiteSpeed\Lib; /** * Update guest vary * * @since 4.1 / class Guest { const CONF_FILE = '.litespeed_conf.dat'; const HASH = 'hash'; // Not set-able const O_CACHE_LOGIN_COOKIE = 'cache-login_cookie'; const O_DEBUG = 'debug'; const O_DEBUG_IPS = 'debug-ips'; const O_UTIL_NO_HTTPS_VARY = 'util-no_https_vary'; const O_GUEST_UAS = 'guest_uas'; const O_GUEST_IPS = 'guest_ips'; private static $_ip; private static $_vary_name = '_lscache_vary'; // this default vary cookie is used for logged in status check private $_conf = false; /* * Constructor * * @since 4.1 / public function __construct() { !defined('LSCWP_CONTENT_FOLDER') && define('LSCWP_CONTENT_FOLDER', dirname(dirname(dirname(__DIR__)))); // Load config $this->_conf = file_get_contents(LSCWP_CONTENT_FOLDER . '/' . self::CONF_FILE); if ($this->_conf) { $this->_conf = json_decode($this->_conf, true); } if (!empty($this->_conf[self::O_CACHE_LOGIN_COOKIE])) { self::$_vary_name = $this->_conf[self::O_CACHE_LOGIN_COOKIE]; } } /* * Update Guest vary * * @since 4.0 / public function update_guest_vary() { // This process must not be cached /* * @reference https://wordpress.org/support/topic/soft-404-from-google-search-on-litespeed-cache-guest-vary-php/#post-16838583 / header('X-Robots-Tag: noindex'); header('X-LiteSpeed-Cache-Control: no-cache'); if ($this->always_guest()) { echo '[]'; exit; } // If contains vary already, don't reload to avoid infinite loop when parent page having browser cache if ($this->_conf && self::has_vary()) { echo '[]'; exit; } // Send vary cookie $vary = 'guest_mode:1'; if ($this->_conf && empty($this->_conf[self::O_DEBUG])) { $vary = md5($this->_conf[self::HASH] . $vary); } $expire = time() + 2 86400; $is_ssl = !empty($this->_conf[self::O_UTIL_NO_HTTPS_VARY]) ? false : $this->is_ssl(); setcookie(self::$_vary_name, $vary, $expire, '/', false, $is_ssl, true); // return json echo json_encode(array('reload' => 'yes')); exit; } /** * WP's is_ssl() func * * @since 4.1 / private function is_ssl() { if (isset($_SERVER['HTTPS'])) { if ('on' === strtolower($_SERVER['HTTPS'])) { return true; } if ('1' == $_SERVER['HTTPS']) { return true; } } elseif (isset($_SERVER['SERVER_PORT']) && ('443' == $_SERVER['SERVER_PORT'])) { return true; } return false; } /* * Check if default vary has a value * * @since 1.1.3 * @access public / public static function has_vary() { if (empty($_COOKIE[self::$_vary_name])) { return false; } return $_COOKIE[self::$_vary_name]; } /* * Detect if is a guest visitor or not * * @since 4.0 / public function always_guest() { if (empty($_SERVER['HTTP_USER_AGENT'])) { return false; } if ($this->_conf[self::O_GUEST_UAS]) { $quoted_uas = array(); foreach ($this->_conf[self::O_GUEST_UAS] as $v) { $quoted_uas[] = preg_quote($v, '#'); } $match = preg_match('#' . implode('\|', $quoted_uas) . '#i', $_SERVER['HTTP_USER_AGENT']); if ($match) { return true; } } if ($this->ip_access($this->_conf[self::O_GUEST_IPS])) { return true; } return false; } /* * Check if the ip is in the range * * @since 1.1.0 * @access public / public function ip_access($ip_list) { if (!$ip_list) { return false; } if (!isset(self::$_ip)) { self::$_ip = self::get_ip(); } // $uip = explode('.', $_ip); // if(empty($uip) \|\| count($uip) != 4) Return false; // foreach($ip_list as $key => $ip) $ip_list[$key] = explode('.', trim($ip)); // foreach($ip_list as $key => $ip) { // if(count($ip) != 4) continue; // for($i = 0; $i <= 3; $i++) if($ip[$i] == '') $ip_list[$key][$i] = $uip[$i]; // } return in_array(self::$_ip, $ip_list); } /** * Get client ip * * @since 1.1.0 * @since 1.6.5 changed to public * @access public * @return string */ public static function get_ip() { $_ip = ''; if (function_exists('apache_request_headers')) { $apache_headers = apache_request_headers(); $_ip = !empty($apache_headers['True-Client-IP']) ? $apache_headers['True-Client-IP'] : false; if (!$_ip) { $_ip = !empty($apache_headers['X-Forwarded-For']) ? $apache_headers['X-Forwarded-For'] : false; $_ip = explode(',', $_ip); $_ip = $_ip[0]; } } if (!$_ip) { $_ip = !empty($_SERVER['REMOTE_ADDR']) ? $_SERVER['REMOTE_ADDR'] : false; } return $_ip; } } Back

Edit File : guest.cls.php | Size : 4.43 KB

<?php

namespace LiteSpeed\Lib;

/**
 * Update guest vary
 *
 * @since 4.1
 */
class Guest
{
	const CONF_FILE = '.litespeed_conf.dat';
	const HASH 					= 'hash'; // Not set-able
	const O_CACHE_LOGIN_COOKIE 	= 'cache-login_cookie';
	const O_DEBUG 				= 'debug';
	const O_DEBUG_IPS 			= 'debug-ips';
	const O_UTIL_NO_HTTPS_VARY 		= 'util-no_https_vary';
	const O_GUEST_UAS = 'guest_uas';
	const O_GUEST_IPS = 'guest_ips';

private static $_ip;
	private static $_vary_name = '_lscache_vary'; // this default vary cookie is used for logged in status check
	private $_conf = false;

/**
	 * Constructor
	 *
	 * @since 4.1
	 */
	public function __construct()
	{
		!defined('LSCWP_CONTENT_FOLDER') && define('LSCWP_CONTENT_FOLDER', dirname(dirname(dirname(__DIR__))));
		// Load config
		$this->_conf = file_get_contents(LSCWP_CONTENT_FOLDER . '/' . self::CONF_FILE);
		if ($this->_conf) {
			$this->_conf = json_decode($this->_conf, true);
		}

if (!empty($this->_conf[self::O_CACHE_LOGIN_COOKIE])) {
			self::$_vary_name = $this->_conf[self::O_CACHE_LOGIN_COOKIE];
		}
	}

/**
	 * Update Guest vary
	 *
	 * @since  4.0
	 */
	public function update_guest_vary()
	{
		// This process must not be cached
		/**
		 * @reference https://wordpress.org/support/topic/soft-404-from-google-search-on-litespeed-cache-guest-vary-php/#post-16838583
		 */
		header('X-Robots-Tag: noindex');
		header('X-LiteSpeed-Cache-Control: no-cache');

if ($this->always_guest()) {
			echo '[]';
			exit;
		}

// If contains vary already, don't reload to avoid infinite loop when parent page having browser cache
		if ($this->_conf && self::has_vary()) {
			echo '[]';
			exit;
		}

// Send vary cookie
		$vary = 'guest_mode:1';
		if ($this->_conf && empty($this->_conf[self::O_DEBUG])) {
			$vary = md5($this->_conf[self::HASH] . $vary);
		}

$expire = time() + 2 * 86400;
		$is_ssl = !empty($this->_conf[self::O_UTIL_NO_HTTPS_VARY]) ? false : $this->is_ssl();
		setcookie(self::$_vary_name, $vary, $expire, '/', false, $is_ssl, true);

// return json
		echo json_encode(array('reload' => 'yes'));
		exit;
	}

/**
	 * WP's is_ssl() func
	 *
	 * @since 4.1
	 */
	private function is_ssl()
	{
		if (isset($_SERVER['HTTPS'])) {
			if ('on' === strtolower($_SERVER['HTTPS'])) {
				return true;
			}

if ('1' == $_SERVER['HTTPS']) {
				return true;
			}
		} elseif (isset($_SERVER['SERVER_PORT']) && ('443' == $_SERVER['SERVER_PORT'])) {
			return true;
		}
		return false;
	}

/**
	 * Check if default vary has a value
	 *
	 * @since 1.1.3
	 * @access public
	 */
	public static function has_vary()
	{
		if (empty($_COOKIE[self::$_vary_name])) {
			return false;
		}
		return $_COOKIE[self::$_vary_name];
	}

/**
	 * Detect if is a guest visitor or not
	 *
	 * @since  4.0
	 */
	public function always_guest()
	{
		if (empty($_SERVER['HTTP_USER_AGENT'])) {
			return false;
		}

if ($this->_conf[self::O_GUEST_UAS]) {
			$quoted_uas = array();
			foreach ($this->_conf[self::O_GUEST_UAS] as $v) {
				$quoted_uas[] = preg_quote($v, '#');
			}
			$match = preg_match('#' . implode('|', $quoted_uas) . '#i', $_SERVER['HTTP_USER_AGENT']);
			if ($match) {
				return true;
			}
		}

if ($this->ip_access($this->_conf[self::O_GUEST_IPS])) {
			return true;
		}

return false;
	}

/**
	 * Check if the ip is in the range
	 *
	 * @since 1.1.0
	 * @access public
	 */
	public function ip_access($ip_list)
	{
		if (!$ip_list) {
			return false;
		}
		if (!isset(self::$_ip)) {
			self::$_ip = self::get_ip();
		}
		// $uip = explode('.', $_ip);
		// if(empty($uip) || count($uip) != 4) Return false;
		// foreach($ip_list as $key => $ip) $ip_list[$key] = explode('.', trim($ip));
		// foreach($ip_list as $key => $ip) {
		// 	if(count($ip) != 4) continue;
		// 	for($i = 0; $i <= 3; $i++) if($ip[$i] == '*') $ip_list[$key][$i] = $uip[$i];
		// }
		return in_array(self::$_ip, $ip_list);
	}

/**
	 * Get client ip
	 *
	 * @since 1.1.0
	 * @since  1.6.5 changed to public
	 * @access public
	 * @return string
	 */
	public static function get_ip()
	{
		$_ip = '';
		if (function_exists('apache_request_headers')) {
			$apache_headers = apache_request_headers();
			$_ip = !empty($apache_headers['True-Client-IP']) ? $apache_headers['True-Client-IP'] : false;
			if (!$_ip) {
				$_ip = !empty($apache_headers['X-Forwarded-For']) ? $apache_headers['X-Forwarded-For'] : false;
				$_ip = explode(',', $_ip);
				$_ip = $_ip[0];
			}
		}

if (!$_ip) {
			$_ip = !empty($_SERVER['REMOTE_ADDR']) ? $_SERVER['REMOTE_ADDR'] : false;
		}
		return $_ip;
	}
}

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