Current File : //etc/zpanel/panel/etc/apps/filemanager/include/common_function.php

<?php
class CommonFunction
{

	public static function create_guid()
        {
                $microTime = microtime();
                list($a_dec, $a_sec) = explode(' ', $microTime);
                $dec_hex = dechex($a_dec * 1000000);
                $sec_hex = dechex($a_sec);
                CommonFunction::ensure_length($dec_hex, 5);
                CommonFunction::ensure_length($sec_hex, 6);
                $guid = '';
                $guid .= $dec_hex;
                $guid .= CommonFunction::create_guid_section(3);
                $guid .= '-';
                $guid .= CommonFunction::create_guid_section(4);
                $guid .= '-';
                $guid .= CommonFunction::create_guid_section(4);
                $guid .= '-';
                $guid .= CommonFunction::create_guid_section(4);
                $guid .= '-';
                $guid .= $sec_hex;
                $guid .= CommonFunction::create_guid_section(6);
                return $guid;
        }

        public static function create_guid_section($characters)
        {
                $return = '';
                for ($i = 0; $i < $characters; ++$i) {
                        $return .= dechex(mt_rand(0, 15));
                }
                return $return;
        }

        public static function ensure_length(&$string, $length)
        {
                $strlen = strlen($string);
                if ($strlen < $length) {
                        $string = str_pad($string, $length, '0');
                } elseif ($strlen > $length) {
                        $string = substr($string, 0, $length);
                }
        }
	
	public static function file_delete_socket($cmd_detail)
        {
                $service_port = 4444 ;
                $address = gethostbyname('localhost');
                $socket = socket_create(AF_INET, SOCK_STREAM, SOL_TCP);
                if ($socket === false) {
                        return false;
                }
                $result = socket_connect($socket, $address, $service_port);
                if ($result === false) {
                        return false;
                }
                socket_set_option($socket, SOL_SOCKET, SO_RCVTIMEO, array("sec" => 300, "usec" =>0));
                $in="command ".$cmd_detail;
                $out = '';
                if(@socket_write($socket, $in, strlen($in)))
                {
                        sleep(1);
                        socket_close($socket);
                }
                else
                {
                        socket_close($socket);
                }
                //return true;
        }
	
	public static function file_read_socket($cmd_detail)
        {
                $service_port = 4444 ;
                $address = gethostbyname('localhost');
                $socket = socket_create(AF_INET, SOCK_STREAM, SOL_TCP);
                if ($socket === false) {
                        return false;
                }
                $result = socket_connect($socket, $address, $service_port);
                if ($result === false) {
                        return false;
                }
                socket_set_option($socket, SOL_SOCKET, SO_RCVTIMEO, array("sec" => 300, "usec" =>0));
                $in="command ".$cmd_detail;
                $out = '';
                if(@ socket_write($socket, $in, strlen($in)))
                {
                        sleep(1);
                        $s_data = socket_read($socket,1024);
                        socket_close($socket);
                        return $s_data;
                }
                else
                {
                         socket_close($socket);
                        return false;
                }
        }
	
	public static function is_Session_Exist()
        {
                if ( php_sapi_name() !== 'cli' ) {
                        if ( version_compare(phpversion(), '5.4.0', '>=') ) {
                                return (session_status() === PHP_SESSION_ACTIVE  || session_status() === PHP_SESSION_NONE)  ? TRUE : FALSE;
                        } else {
                                return session_id() === '' ? FALSE : TRUE;
                        }
                }
                return FALSE;
        }

        public static function check_Session()
        {
                if (CommonFunction::is_Session_Exist() === FALSE )
                {
                        session_start();
                }
        }
	public static function remove_space($mtxt)
	{
		$mtxt1 = trim(preg_replace('/\s+/', '', $mtxt));
		return $mtxt1;
	}

	public static function trim_space($mtxt)
	{
		$mtxt1 = trim(preg_replace('/\s+/', ' ', $mtxt));
		return $mtxt1;
	}

}
?>