function detect_city ( $ip ) {
$default = 'UNKNOWN' ;
'127.0.0.1' || $ip == 'localhost' )
$ip = '8.8.8.8' ;
$curlopt_useragent =
'Mozilla/5.0 (Windows; U; Windows NT
5.1; en-US; rv:1.9.2) Gecko/20100115
Firefox/3.6 (.NET CLR 3.5.30729)' ;
$url = 'http://ipinfodb.com/
CURLOPT_FOLLOWLOCATION
=> 1 ,
CURLOPT_HEADER =>
0,
CURLOPT_RETURNTRANSFER
=> 1 ,
CURLOPT_USERAGENT =>
$curlopt_useragent ,
CURLOPT_URL =>
$url ,
CURLOPT_TIMEOUT
=> 1 ,
CURLOPT_REFERER
=> '<a
href="http://' .">http://' .</a>
$_SERVER ['HTTP_HOST'],
);
curl_setopt_array( $ch ,
$curl_opt );
$content = curl_exec( $ch);
if (!is_null( $curl_info )) {
$curl_info =
curl_getinfo( $ch );
}
curl_close( $ch );
if ( preg_match('{<li>City :
([^<]*)</li>}i', $content , $regs ) )
{
$city = $regs[1] ;
}
if ( preg_match('{<li>State/
Province : ([^<]*)</li>}i', $content ,
$regs) ) {
$state = $regs[1] ;
}
if( $city!='' &&
$state !='' ){
$location = $city . ', ' .
$state ;
return $location ;
}else{
return $default ;
}
}