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<?php
/**
* The plugin logging class.
*/
namespace LiteSpeed;
defined( 'WPINC' ) || exit;
class Debug2 extends Root {
private static $log_path;
private static $log_path_prefix;
private static $_prefix;
const TYPE_CLEAR_LOG = 'clear_log';
const TYPE_BETA_TEST = 'beta_test';
const BETA_TEST_URL = 'beta_test_url';
const BETA_TEST_URL_WP = 'https://downloads.wordpress.org/plugin/litespeed-cache.zip';
/**
* Log class Confructor
*
* NOTE: in this process, until last step ( define const LSCWP_LOG = true ), any usage to WP filter will not be logged to prevent infinite loop with log_filters()
*
* @since 1.1.2
* @access public
*/
public function __construct() {
self::$log_path_prefix = defined( 'LSCWP_DEBUG_PATH' ) ? LSCWP_DEBUG_PATH : LSCWP_CONTENT_DIR;
self::$log_path = self::$log_path_prefix . '/debug.log';
if ( ! empty( $_SERVER[ 'HTTP_USER_AGENT' ] ) && strpos( $_SERVER[ 'HTTP_USER_AGENT' ], 'lscache_' ) === 0 ) {
self::$log_path = self::$log_path_prefix . '/crawler.log';
}
! defined( 'LSCWP_LOG_TAG' ) && define( 'LSCWP_LOG_TAG', get_current_blog_id() );
if ( $this->conf( Base::O_DEBUG_LEVEL ) ) {
! defined( 'LSCWP_LOG_MORE' ) && define( 'LSCWP_LOG_MORE', true );
}
defined( 'LSCWP_DEBUG_EXC_STRINGS' ) || define( 'LSCWP_DEBUG_EXC_STRINGS', $this->conf( Base::O_DEBUG_EXC_STRINGS ) );
}
/**
* End call of one request process
* @since 4.7
* @access public
*/
public static function ended() {
self::debug( 'Response headers', headers_list() );
self::debug( "End response\n--------------------------------------------------------------------------------\n" );
}
/**
* Beta test upgrade
*
* @since 2.9.5
* @access public
*/
public function beta_test( $zip = false ) {
if ( ! $zip ) {
if ( empty( $_REQUEST[ self::BETA_TEST_URL ] ) ) {
return;
}
$zip = $_REQUEST[ self::BETA_TEST_URL ];
if ( $zip !== Debug2::BETA_TEST_URL_WP ) {
if ( $zip === 'latest' ) {
$zip = Debug2::BETA_TEST_URL_WP;
}
else {
// Generate zip url
$zip = $this->_package_zip( $zip );
}
}
}
if ( ! $zip ) {
Debug2::debug( '[Debug2] ❌ No ZIP file' );
return;
}
Debug2::debug( '[Debug2] ZIP file ' . $zip );
$update_plugins = get_site_transient( 'update_plugins' );
if ( ! is_object( $update_plugins ) ) {
$update_plugins = new \stdClass();
}
$plugin_info = new \stdClass();
$plugin_info->new_version = Core::VER;
$plugin_info->slug = Core::PLUGIN_NAME;
$plugin_info->plugin = Core::PLUGIN_FILE;
$plugin_info->package = $zip;
$plugin_info->url = 'https://wordpress.org/plugins/litespeed-cache/';
$update_plugins->response[ Core::PLUGIN_FILE ] = $plugin_info;
set_site_transient( 'update_plugins', $update_plugins );
// Run upgrade
Activation::cls()->upgrade();
}
/**
* Git package refresh
*
* @since 2.9.5
* @access private
*/
private function _package_zip( $commit ) {
$data = array(
'commit' => $commit,
);
$res = Cloud::get( Cloud::API_BETA_TEST, $data );
if ( empty( $res[ 'zip' ] ) ) {
return false;
}
return $res[ 'zip' ];
}
/**
* Log Purge headers separately
*
* @since 2.7
* @access public
*/
public static function log_purge( $purge_header ) {
// Check if debug is ON
if ( ! defined( 'LSCWP_LOG' ) && ! defined( 'LSCWP_LOG_BYPASS_NOTADMIN' ) ) {
return;
}
$purge_file = self::$log_path_prefix . '/debug.purge.log';
self::cls()->_init_request( $purge_file );
$msg = $purge_header . self::_backtrace_info( 6 );
File::append( $purge_file, self::format_message( $msg ) );
}
/**
* Enable debug log
*
* @since 1.1.0
* @access public
*/
public function init() {
$debug = $this->conf( Base::O_DEBUG );
if ( $debug == Base::VAL_ON2 ) {
if ( ! $this->cls( 'Router' )->is_admin_ip() ) {
defined( 'LSCWP_LOG_BYPASS_NOTADMIN' ) || define( 'LSCWP_LOG_BYPASS_NOTADMIN', true );
return;
}
}
/**
* Check if hit URI includes/excludes
* This is after LSCWP_LOG_BYPASS_NOTADMIN to make `log_purge()` still work
* @since 3.0
*/
$list = $this->conf( Base::O_DEBUG_INC );
if ( $list ) {
$result = Utility::str_hit_array( $_SERVER[ 'REQUEST_URI' ], $list );
if ( ! $result ) {
return;
}
}
$list = $this->conf( Base::O_DEBUG_EXC );
if ( $list ) {
$result = Utility::str_hit_array( $_SERVER[ 'REQUEST_URI' ], $list );
if ( $result ) {
return;
}
}
if ( ! defined( 'LSCWP_LOG' ) ) {// If not initialized, do it now
$this->_init_request();
define( 'LSCWP_LOG', true );
}
}
/**
* Create the initial log messages with the request parameters.
*
* @since 1.0.12
* @access private
*/
private function _init_request( $log_file = null ) {
if ( ! $log_file ) {
$log_file = self::$log_path;
}
// Check log file size
$log_file_size = $this->conf( Base::O_DEBUG_FILESIZE );
if ( file_exists( $log_file ) && filesize( $log_file ) > $log_file_size * 1000000 ) {
File::save( $log_file, '' );
}
// For more than 2s's requests, add more break
if ( file_exists( $log_file ) && time() - filemtime( $log_file ) > 2 ) {
File::append( $log_file, "\n\n\n\n" );
}
if ( PHP_SAPI == 'cli' ) {
return;
}
$servervars = array(
'Query String' => '',
'HTTP_ACCEPT' => '',
'HTTP_USER_AGENT' => '',
'HTTP_ACCEPT_ENCODING' => '',
'HTTP_COOKIE' => '',
'X-LSCACHE' => '',
'LSCACHE_VARY_COOKIE' => '',
'LSCACHE_VARY_VALUE' => '',
'ESI_CONTENT_TYPE' => '',
);
$server = array_merge( $servervars, $_SERVER );
$params = array();
if ( isset( $_SERVER[ 'HTTPS' ] ) && $_SERVER[ 'HTTPS' ] == 'on' ) {
$server['SERVER_PROTOCOL'] .= ' (HTTPS) ';
}
$param = sprintf( '💓 ------%s %s %s', $server['REQUEST_METHOD'], $server['SERVER_PROTOCOL'], strtok( $server['REQUEST_URI'], '?' ) );
$qs = ! empty( $server['QUERY_STRING'] ) ? $server['QUERY_STRING'] : '';
if ( $this->conf( Base::O_DEBUG_COLLAPS_QS ) ) {
if ( strlen( $qs ) > 53 ) {
$qs = substr( $qs, 0, 53 ) . '...';
}
if ( $qs ) {
$param .= ' ? ' . $qs;
}
$params[] = $param;
}
else {
$params[] = $param;
$params[] = 'Query String: ' . $qs;
}
if ( ! empty( $_SERVER[ 'HTTP_REFERER' ] ) ) {
$params[] = 'HTTP_REFERER: ' . $server[ 'HTTP_REFERER' ];
}
if ( defined( 'LSCWP_LOG_MORE' ) ) {
$params[] = 'User Agent: ' . $server[ 'HTTP_USER_AGENT' ];
$params[] = 'Accept: ' . $server['HTTP_ACCEPT'];
$params[] = 'Accept Encoding: ' . $server['HTTP_ACCEPT_ENCODING'];
}
if ( $this->conf( Base::O_DEBUG_COOKIE ) ) {
$params[] = 'Cookie: ' . $server['HTTP_COOKIE'];
}
if ( isset( $_COOKIE[ '_lscache_vary' ] ) ) {
$params[] = 'Cookie _lscache_vary: ' . $_COOKIE[ '_lscache_vary' ];
}
if ( defined( 'LSCWP_LOG_MORE' ) ) {
$params[] = 'X-LSCACHE: ' . ( ! empty( $server[ 'X-LSCACHE' ] ) ? 'true' : 'false' );
}
if( $server['LSCACHE_VARY_COOKIE'] ) {
$params[] = 'LSCACHE_VARY_COOKIE: ' . $server['LSCACHE_VARY_COOKIE'];
}
if( $server['LSCACHE_VARY_VALUE'] ) {
$params[] = 'LSCACHE_VARY_VALUE: ' . $server['LSCACHE_VARY_VALUE'];
}
if( $server['ESI_CONTENT_TYPE'] ) {
$params[] = 'ESI_CONTENT_TYPE: ' . $server['ESI_CONTENT_TYPE'];
}
$request = array_map( __CLASS__ . '::format_message', $params );
File::append( $log_file, $request );
}
/**
* Formats the log message with a consistent prefix.
*
* @since 1.0.12
* @access private
* @param string $msg The log message to write.
* @return string The formatted log message.
*/
private static function format_message( $msg ) {
// If call here without calling get_enabled() first, improve compatibility
if ( ! defined( 'LSCWP_LOG_TAG' ) ) {
return $msg . "\n";
}
if ( ! isset( self::$_prefix ) ) {
// address
if ( PHP_SAPI == 'cli' ) {
$addr = '=CLI=';
if ( isset( $_SERVER[ 'USER' ] ) ) {
$addr .= $_SERVER[ 'USER' ];
}
elseif ( !empty($_SERVER[ 'HTTP_X_FORWARDED_FOR' ]) ) {
$addr .= $_SERVER[ 'HTTP_X_FORWARDED_FOR' ];
}
}
else {
$addr = $_SERVER[ 'REMOTE_ADDR' ] . ':' . $_SERVER[ 'REMOTE_PORT' ];
}
// Generate a unique string per request
self::$_prefix = sprintf( " [%s %s %s] ", $addr, LSCWP_LOG_TAG, Str::rrand( 3 ) );
}
list( $usec, $sec ) = explode(' ', microtime() );
return date( 'm/d/y H:i:s', $sec + LITESPEED_TIME_OFFSET ) . substr( $usec, 1, 4 ) . self::$_prefix . $msg . "\n";
}
/**
* Direct call to log a debug message.
*
* @since 1.1.3
* @access public
*/
public static function debug( $msg, $backtrace_limit = false ) {
if ( ! defined( 'LSCWP_LOG' ) ) {
return;
}
if ( defined( 'LSCWP_DEBUG_EXC_STRINGS' ) && Utility::str_hit_array( $msg, LSCWP_DEBUG_EXC_STRINGS ) ) {
return;
}
if ( $backtrace_limit !== false ) {
if ( ! is_numeric( $backtrace_limit ) ) {
$backtrace_limit = self::trim_longtext( $backtrace_limit );
if ( is_array( $backtrace_limit ) && count( $backtrace_limit ) == 1 && ! empty( $backtrace_limit[ 0 ] ) ) {
$msg .= ' --- ' . $backtrace_limit[ 0 ];
}
else {
$msg .= ' --- ' . var_export( $backtrace_limit, true );
}
self::push( $msg );
return;
}
self::push( $msg, $backtrace_limit + 1 );
return;
}
self::push( $msg );
}
/**
* Trim long string before array dump
* @since 3.3
*/
public static function trim_longtext( $backtrace_limit ) {
if ( is_array( $backtrace_limit ) ) {
$backtrace_limit = array_map( __CLASS__ . '::trim_longtext', $backtrace_limit );
}
if ( is_string( $backtrace_limit ) && strlen( $backtrace_limit ) > 500 ) {
$backtrace_limit = substr( $backtrace_limit, 0, 1000 ) . '...';
}
return $backtrace_limit;
}
/**
* Direct call to log an advanced debug message.
*
* @since 1.2.0
* @access public
*/
public static function debug2( $msg, $backtrace_limit = false ) {
if ( ! defined( 'LSCWP_LOG_MORE' ) ) {
return;
}
self::debug( $msg, $backtrace_limit );
}
/**
* Logs a debug message.
*
* @since 1.1.0
* @access private
* @param string $msg The debug message.
* @param int $backtrace_limit Backtrace depth.
*/
private static function push( $msg, $backtrace_limit = false ) {
// backtrace handler
if ( defined( 'LSCWP_LOG_MORE' ) && $backtrace_limit !== false ) {
$msg .= self::_backtrace_info( $backtrace_limit );
}
File::append( self::$log_path, self::format_message( $msg ) );
}
/**
* Backtrace info
*
* @since 2.7
*/
private static function _backtrace_info( $backtrace_limit ) {
$msg = '';
$trace = version_compare( PHP_VERSION, '5.4.0', '<' ) ? debug_backtrace() : debug_backtrace( false, $backtrace_limit + 3 );
for ( $i=2; $i <= $backtrace_limit + 2; $i++ ) {// 0st => _backtrace_info(), 1st => push()
if ( empty( $trace[ $i ][ 'class' ] ) ) {
if ( empty( $trace[ $i ][ 'file' ] ) ) {
break;
}
$log = "\n" . $trace[ $i ][ 'file' ];
}
else {
if ( $trace[$i]['class'] == __CLASS__ ) {
continue;
}
$args = '';
if ( ! empty( $trace[ $i ][ 'args' ] ) ) {
foreach ( $trace[ $i ][ 'args' ] as $v ) {
if ( is_array( $v ) ) {
$v = 'ARRAY';
}
if ( is_string( $v ) || is_numeric( $v ) ) {
$args .= $v . ',';
}
}
$args = substr( $args, 0, strlen( $args ) > 100 ? 100 : -1 );
}
$log = str_replace('Core', 'LSC', $trace[$i]['class']) . $trace[$i]['type'] . $trace[$i]['function'] . '(' . $args . ')';
}
if ( ! empty( $trace[$i-1]['line'] ) ) {
$log .= '@' . $trace[$i-1]['line'];
}
$msg .= " => $log";
}
return $msg;
}
/**
* Clear log file
*
* @since 1.6.6
* @access private
*/
private function _clear_log() {
$logs = array( 'debug', 'debug.purge', 'crawler' );
foreach ( $logs as $log ) {
File::save( self::$log_path_prefix . "/{$log}.log", '' );
}
}
/**
* Handle all request actions from main cls
*
* @since 1.6.6
* @access public
*/
public function handler() {
$type = Router::verify_type();
switch ( $type ) {
case self::TYPE_CLEAR_LOG :
$this->_clear_log();
break;
case self::TYPE_BETA_TEST :
$this->beta_test();
break;
default:
break;
}
Admin::redirect();
}
}