Gazelle/sections/userhistory/collage_subscribe.php
2013-05-26 08:00:59 +00:00

28 lines
1.1 KiB
PHP

<?
// perform the back end of subscribing to collages
authorize();
if (!is_number($_GET['collageid'])) {
error(0);
}
$CollageID = (int) $_GET['collageid'];
if (!$UserSubscriptions = $Cache->get_value('collage_subs_user_'.$LoggedUser['ID'])) {
$DB->query('SELECT CollageID FROM users_collage_subs WHERE UserID = '.db_string($LoggedUser['ID']));
$UserSubscriptions = $DB->collect(0);
$Cache->cache_value('collage_subs_user_'.$LoggedUser['ID'],$UserSubscriptions,0);
}
if (($Key = array_search($CollageID, $UserSubscriptions)) !== false) {
$DB->query('DELETE FROM users_collage_subs WHERE UserID = '.db_string($LoggedUser['ID']).' AND CollageID = '.$CollageID);
unset($UserSubscriptions[$Key]);
Collages::decrease_subscriptions($CollageID);
} else {
$DB->query("INSERT IGNORE INTO users_collage_subs (UserID, CollageID, LastVisit) VALUES ($LoggedUser[ID], ".$CollageID.", NOW())");
array_push($UserSubscriptions, $CollageID);
Collages::increase_subscriptions($CollageID);
}
$Cache->replace_value('collage_subs_user_'.$LoggedUser['ID'], $UserSubscriptions, 0);
$Cache->delete_value('collage_subs_user_new_'.$LoggedUser['ID']);