/**
* Block a page if referer is found on list of blocked domains
*
* @param string|bool $action If false, send 403 response; if URL, redirect here; if string, print message
*/
public static function block($action = false)
{
// Try to update the list
if (!defined('SEMALT_UNIT_TESTING')) {
SemaltUpdater::update();
}
// Simply stop here if referer is not on the list
if (!self::isRefererOnBlocklist()) {
return;
}
self::doBlock($action);
// Stop execution altogether, bye bye bots
if (!defined('SEMALT_UNIT_TESTING')) {
exit;
}
}
public static function block($action = false)
{
SemaltUpdater::update();
if (!self::isRefererOnBlocklist()) {
return;
}
self::cls();
self::blockAction($action);
echo "This website has been blocked because your referral is set to " . self::getHttpReferer() . ". " . "<a href='https://www.google.com/#q=" . htmlspecialchars(preg_replace('/http:\\/\\//', '', self::getHttpReferer())) . " spam'>Read why</a>";
exit;
}