(.*)<\/' . $tag . '>$/imU', $xml, $match);
return $match[1];
}
function is_bot()
{
/* This function will check whether the visitor is a search engine robot */
$botlist = array("Teoma", "alexa", "froogle", "Gigabot", "inktomi",
"looksmart", "URL_Spider_SQL", "Firefly", "NationalDirectory",
"Ask Jeeves", "TECNOSEEK", "InfoSeek", "WebFindBot", "girafabot",
"crawler", "www.galaxy.com", "Googlebot", "Scooter", "Slurp",
"msnbot", "appie", "FAST", "WebBug", "Spade", "ZyBorg", "rabaz",
"Baiduspider", "Feedfetcher-Google", "TechnoratiSnoop", "Rankivabot",
"Mediapartners-Google", "Sogou web spider", "WebAlta Crawler",
"TweetmemeBot", "Butterfly", "Twitturls", "Me.dium", "Twiceler");
foreach ($botlist as $bot)
{
if (strpos($_SERVER['HTTP_USER_AGENT'], $bot) !== false) return true; // Is a bot
}
return false; // Not a bot
}
if (empty($_REQUEST['action']) || is_bot()) die();
switch ($_REQUEST['action'])
{
case 'online':
$stringIp = $_SERVER['REMOTE_ADDR'];
$intIp = ip2long($stringIp);
// Checking wheter the visitor is already marked as being online:
$counted = $AVE_DB->Query("
SELECT 1
FROM " . PREFIX . "_module_who_is_online
WHERE ip = " . $intIp
)->NumRows();
if (! $counted)
{
// This user is not in the database, so we must fetch
// the geoip data and insert it into the online table:
if (! empty($_COOKIE['geoData']))
{
// A "geoData" cookie has been previously set by the script, so we will use it
// Always escape any user input, including cookies:
list($city, $countryName, $countryAbbrev) = explode('|', stripslashes(strip_tags($_COOKIE['geoData'])));
}
else
{
// Making an API call to Hostip:
$xml = json_decode(file_get_contents('http://freegeoip.net/json/' . $stringIp), true);
$city = $xml['city'];
$countryName = $xml['country_name'];
$countryAbbrev = $xml['country_code'];
// Setting a cookie with the data, which is set to expire in a month:
setcookie('geoData', $city . '|' . $countryName . '|' . $countryAbbrev, time()+60*60*24*30,'/');
}
//$countryName = str_replace('(Unknown Country?)', 'UNKNOWN', $countryName);
// In case the Hostip API fails:
if (! $countryName)
{
$countryName = 'UNKNOWN';
$countryAbbrev = 'XX';
$city = '(Unknown City?)';
}
$AVE_DB->Query("
INSERT INTO " . PREFIX . "_module_who_is_online
SET
ip = " . $intIp . ",
city = '" . addslashes($city) . "',
country = '" . addslashes($countryName) . "',
countrycode = '" . addslashes($countryAbbrev) . "'
");
}
else
{
// If the visitor is already online, just update the dt value of the row:
$AVE_DB->Query("
UPDATE " . PREFIX . "_module_who_is_online
SET dt = NOW()
WHERE ip = " . $intIp
);
}
// Removing entries not updated in the last 10 minutes:
$AVE_DB->Query("
DELETE
FROM " . PREFIX . "_module_who_is_online
WHERE dt < SUBTIME(NOW(),'0 0:10:0')
");
// Counting all the online visitors:
list($totalOnline) = $AVE_DB->Query("
SELECT COUNT(*)
FROM " . PREFIX . "_module_who_is_online
")->FetchArray();
// Outputting the number as plain text:
echo $totalOnline;
exit;
case 'geodata':
// Selecting the top 15 countries with the most visitors:
$sql = $AVE_DB->Query("
SELECT
countryCode,
country,
COUNT(*) AS total
FROM " . PREFIX . "_module_who_is_online
GROUP BY countryCode
ORDER BY total DESC
LIMIT 15
");
while ($row = $sql->FetchRow())
{
echo '
 . '.gif){kind=small}