<?
authorize();
if(!check_perms('site_torrents_notify')) { error(403); }
$ArtistID = $_GET['artistid'];
if(!is_number($ArtistID)) { error(0); }

if(($Notify = $Cache->get_value('notify_artists_'.$LoggedUser['ID'])) === FALSE) {
	$DB->query("SELECT ID, Artists FROM users_notify_filters WHERE Label='Artist notifications' AND UserID='$LoggedUser[ID]' ORDER BY ID LIMIT 1");
} else {
	$DB->query("SELECT ID, Artists FROM users_notify_filters WHERE ID='$Notify[ID]'");
}
list($ID,$Artists) = $DB->next_record(MYSQLI_NUM, FALSE);
$DB->query("SELECT Name FROM artists_alias WHERE ArtistID = '$ArtistID' AND Redirect=0");
while(list($Alias) = $DB->next_record(MYSQLI_NUM, FALSE)) {
	while(stripos($Artists, '|'.$Alias.'|') !== FALSE) {
		$Artists = str_ireplace('|'.$Alias.'|', '|', $Artists);
	}
}
if($Artists == '|') {
	$DB->query("DELETE FROM users_notify_filters WHERE ID=$ID");
} else {
	$DB->query("UPDATE users_notify_filters SET Artists='".db_string($Artists)."' WHERE ID='$ID'");
}
$Cache->delete_value('notify_filters_'.$LoggedUser['ID']);
$Cache->delete_value('notify_artists_'.$LoggedUser['ID']);
header('Location: '.$_SERVER['HTTP_REFERER']);
?>