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HI i have following file which look for License file and do encryption and decryption of contents then if matches it forward the DB queries . I want to bypass the license check but keep the functionality as it is . I am not php expert please help <?php class FreeSwitch { public $request = array( ); public $cdr_variable = array( ); public $auth_arry = array( ); public $cdrlogdata = NULL; public $flag = 0; public $fh = NULL; public $fhquery = NULL; public $lstr = NULL; public $xmldata = NULL; public $return_array = array( ); public $mac_addr = NULL; public $auth_key = "2513^%edpceswitchv#@)KHGTRESBGFCD(NH^%#@\$%^&*N{}IU?\\|!@gh!12412ast8765%432133df121212x1as21%#&*#&jdh1asa!kdgakjakssjdhshmhsyw092)8@#!@)*9&&%^-+\$#2fyFADhdjshdijs"; public function GetAddress($os_type) { switch( strtolower($os_type) ) { case "linux": $this->forLinux(); break; case "solaris": break; case "unix": break; case "aix": break; default: $this->forWindows(); break; } $temp_array = array( ); foreach( $this->return_array as $value ) { if( preg_match("/[0-9a-f][0-9a-f][:-]" . "[0-9a-f][0-9a-f][:-]" . "[0-9a-f][0-9a-f][:-]" . "[0-9a-f][0-9a-f][:-]" . "[0-9a-f][0-9a-f][:-]" . "[0-9a-f][0-9a-f]/i", $value, $temp_array) ) { $this->mac_addr[] = $temp_array[0]; } } unset($temp_array); return $this->mac_addr; } public function encrypt($string) { $result = ""; for( $i = 0; $i < strlen($string); $i++ ) { $char = substr($string, $i, 1); $keychar = substr($this->auth_key, $i % strlen($this->auth_key) - 1, 1); $char = chr(ord($char) + ord($keychar)); $result .= $char; } return base64_encode($result); } public function decrypt($string) { $result = ""; $string = base64_decode($string); for( $i = 0; $i < strlen($string); $i++ ) { $char = substr($string, $i, 1); $keychar = substr($this->auth_key, $i % strlen($this->auth_key) - 1, 1); $char = chr(ord($char) - ord($keychar)); $result .= $char; } return $result; } public function forWindows() { @exec("ipconfig /all", $this->return_array); if( $this->return_array ) { return $this->return_array; } $ipconfig = $_SERVER["WINDIR"] . "system32ipconfig.exe"; if( is_file($ipconfig) ) { @exec($ipconfig . " /all", $this->return_array); } else { @exec($_SERVER["WINDIR"] . "systemipconfig.exe /all", $this->return_array); } return $this->return_array; } public function forLinux() { @exec("ifconfig ", $this->return_array); return $this->return_array; } public function manageKey() { $this->writelog($this->request["hostmac"]); if( file_exists("license") ) { $dump_linfo = file("license"); $response = json_decode($this->decrypt($dump_linfo[0])); $this->GetAddress(PHP_OS); foreach( $response as $value ) { $linfo[] = trim($value); } $dt = date("Ymd"); if( $linfo[2] <= $dt ) { return 0; } if( $linfo[3] == "00:00:00:00:00:00" ) { return 0; } if( in_array($linfo[3], $this->mac_addr) ) { $reg = $this->getRegNum(); if( $reg < $linfo[0] ) { return 1; } return 0; } } return 0; } public function dialplanstatus() { $this->writelog($this->request["hostmac"]); if( file_exists("license") ) { $dump_linfo = file("license"); $response = json_decode($this->decrypt($dump_linfo[0])); $this->GetAddress(PHP_OS); foreach( $response as $value ) { $linfo[] = trim($value); } $dt = date("Ymd"); if( $linfo[2] <= $dt ) { return 0; } if( $linfo[3] == "00:00:00:00:00:00" ) { return 0; } if( in_array($linfo[3], $this->mac_addr) ) { $calls = $this->runningcall(); if( $calls < $linfo[1] ) { return 1; } return 0; } } return 0; } public function runningcall() { $value = 0; $query = sprintf("SELECT count( DISTINCT uuid) FROM `live_activecall`"); $this->db->query($query); $rs = $this->db->resultset(); foreach( $rs[0] as $key => $value ) { return $value; } return $value; } public function logfile_open() { $this->fh = fopen(LOGFILE, "a"); } public function logfile_openquery() { $this->fhquery = fopen(QUERYLOGFILE, "a"); } public function writelogquey($log) { $log = $log . "\n"; fwrite($this->fhquery, $log); } public function writelog($log) { date_default_timezone_set("Asia/Kolkata"); $datestr = date("M d H:i:s"); $log = "" . $datestr . " :: " . $log . "\n"; fwrite($this->fh, $log); } public function set_requestdata($_REQUEST) { $this->xmldata = serialize($_REQUEST); foreach( $_REQUEST as $key => $value ) { $this->lstr .= "" . "[" . $key . " : " . urldecode($value) . ]"; $this->request[$key] = mysql_real_escape_string(trim(urldecode($value))); } } public function set_flag() { $this->flag = 1; } public function reset_flag() { $this->flag = 0; } public function blank_responce() { $this->responce = "<?xml version=\"1.0\"?>\n <document type=\"freeswitch/xml\">\n <section name=\"dialplan\" description=\"Regex/XML Dialplan\">\n <context name=\"default\"> \n <action application=\"info\"/>\n <action application=\"respond\" data=\"503\"/>\n <action application=\"hangup\"/>\n </context>\n </section>\n </document>"; } public function get_cdrvariable($str) { $str = json_decode(json_encode((array) simplexml_load_string($str)), 1); $this->xmldata = serialize($str); foreach( $str as $key => $value ) { if( $key == "variables" && is_array($value) ) { foreach( $value as $key1 => $value1 ) { $this->cdr_variable[$key1] = mysql_real_escape_string(trim(urldecode($value1))); $this->cdrlogdata .= "" . "[" . $key1 . " : " . urldecode($value1) . "]"; $this->cdrlogdata1 .= "" . $key1 . " : " . urldecode($value1) . "\n"; } } } } public function minute_calculation($rate, $inittine, $credit) { $this->timeout = intVal($credit / $rate); } public function getRegNum() { $value = 0; $query = sprintf("SELECT count(registrations.reg_user) FROM `registrations`"); $this->db->query($query); $rs = $this->db->resultset(); foreach( $rs[0] as $key => $value ) { return $value; } return $value; } } ?>