yf_logs class

    public function log_exec()
    {
        if (MAIN_TYPE_ADMIN && $this->LOG_EXEC_ADMIN) {
            return _class('logs_exec_admin', 'classes/logs/')->go();
        } elseif (MAIN_TYPE_USER && $this->LOG_EXEC_USER) {
            return _class('logs_exec_user', 'classes/logs/')->go();
        }
    }

    public function save_user_error($errors)
    {
        return _class('logs_user_error', 'classes/logs/')->_track_error(implode(PHP_EOL, (array) $errors));
    }

    public function store_admin_auth($A = [])
    {
        // Check if looging needed
        if ( ! is_array($A) || ! $this->_LOGGING) {
            return false;
        }
        if ($this->UPDATE_ADMIN_LAST_LOGIN) {
            db()->query(
                'UPDATE ' . db('admin') . ' SET 
					last_login	= ' . time() . ', 
					num_logins	= num_logins + 1
				WHERE id=' . (int) ($A['id'])
            );
        }
        // Prepare db record
        $IP = is_object(common()) ? common()->get_ip() : false;
        if ( ! $IP) {
            $IP = ($_SERVER['REMOTE_ADDR'] ?? null);
        }
        if ($this->STORE_ADMIN_AUTH) {
            db()->INSERT('log_admin_auth', [
                'admin_id' => (int) ($A['id']),
                'login' => _es($A['login']),
                'group' => (int) ($A['group']),
                'date' => time(),
                'session_id' => session_id(),
                'ip' => $IP,
                'user_agent' => _es(getenv('HTTP_USER_AGENT')),
                'referer' => _es(getenv('HTTP_REFERER')),
            ]);
            conf('_log_admin_auth_insert_id', db()->INSERT_ID());
        }
    }

    public function store_db_queries_log()
    {
        return _class('logs_db_queries', 'classes/logs/')->go();
    }

    public function store_slow_pages()
    {
        // TODO
    }

    public function store_user_auth($A = [])
    {
        // Check if looging needed
        if ( ! is_array($A) || ! $this->_LOGGING) {
            return false;
        }
        // Update user last login
        $this->_update_last_login($A);
        // Prepare db record
        $IP = is_object(common()) ? common()->get_ip() : false;
        if ( ! $IP) {
            $IP = ($_SERVER['REMOTE_ADDR'] ?? null);
        }
        if ($this->STORE_USER_AUTH) {
            db()->INSERT('log_auth', [
                'user_id' => (int) ($A['id']),
                'login' => _es($A['login']),
                'group' => (int) ($A['group']),
                'date' => time(),
                'session_id' => session_id(),
                'ip' => $IP,
                'user_agent' => _es(getenv('HTTP_USER_AGENT')),
                'referer' => _es(getenv('HTTP_REFERER')),
            ]);
            conf('_log_auth_insert_id', db()->INSERT_ID());
        }
    }

    public function __call($name, $args)
    {
        return main()->extend_call($this, $name, $args);
    }

    public function _init()
    {
        $site_logging = conf('site_logging');
        if (isset($site_logging)) {
            $this->_LOGGING = $site_logging;
        }
    }

    public function _log_user_action($action_name, $owner_id, $object_name = '', $object_id = 0)
    {
        if ( ! $this->LOG_USER_ACTIONS || ! in_array($action_name, $this->_avail_action_names)) {
            return false;
        }
        db()->insert_safe('log_user_action', [
            'owner_id' => (int) $owner_id,
            'action_name' => $action_name,
            'member_id' => main()->USER_ID,
            'object_name' => $object_name,
            'object_id' => (int) $object_id,
            'add_date' => time(),
        ]);
        return true;
    }

    public function _save_debug_log($text = '', $log_level = E_NOTICE, $trace = [], $simple = false)
    {
        if (empty($log_level) || ! isset($this->_error_levels_names[$log_level])) {
            $log_level = E_NOTICE;
        }
        if (empty($this->CUR_LOG_LEVEL) || $log_level > $this->CUR_LOG_LEVEL) {
            return false;
        }
        $LOGS_DIR = APP_PATH . 'logs/';
        _mkdir_m($LOGS_DIR);

        $log_data = '';
        $log_data .= ! $simple ? date('Y-m-d H:i:s') . ' [' . $this->_error_levels_names[$log_level] . '] ' : '';
        $log_data .= $text;
        $log_data .= ! $simple ? ' | ' . str_replace("\n", ' ', main()->trace_string()) : '';
        $log_data .= "\n";

        file_put_contents($LOGS_DIR . 'debug_logs.log', $log_data, FILE_APPEND);
    }

    public function _update_last_login($A = [])
    {
        // Check if looging needed
        if ( ! is_array($A) || ! $this->_LOGGING || ! $this->UPDATE_LAST_LOGIN) {
            return false;
        }
        // Prepare db record
        $sql = 'UPDATE ' . db('user') . ' SET 
				last_login	= ' . time() . ', 
				num_logins	= num_logins + 1
			WHERE id=' . (int) ($A['id']);
        db()->_add_shutdown_query($sql);
    }