if(!check_perms('torrents_edit')) { error(403); }
$GroupID = $_POST['groupid'];
$OldGroupID = $GroupID;
$NewGroupID = db_string($_POST['targetgroupid']);
if(!$GroupID || !is_number($GroupID)) { error(404); }
if(!$NewGroupID || !is_number($NewGroupID)) { error(404); }
if($NewGroupID == $GroupID) {
error('Old group ID is the same as new group ID!');
}
$DB->query("SELECT CategoryID, Name FROM torrents_group WHERE ID='$NewGroupID'");
if($DB->record_count()==0) {
error('Target group does not exist.');
}
list($CategoryID, $NewName) = $DB->next_record();
if($Categories[$CategoryID-1] != 'Music') {
error('Only music groups can be merged.');
}
//Everything is legit, let's just confim they're not retarded
if(empty($_POST['confirm'])) {
$DB->query("SELECT Name FROM torrents_group WHERE ID = ".$GroupID);
list($Name) = $DB->next_record();
$Artists = get_artists(array($GroupID, $NewGroupID));
show_header();
?>
show_footer();
} else {
authorize();
$DB->query("UPDATE torrents SET GroupID='$NewGroupID' WHERE GroupID='$GroupID'");
$DB->query("UPDATE wiki_torrents SET PageID='$NewGroupID' WHERE PageID='$GroupID'");
$DB->query("UPDATE torrents_comments SET GroupID='$NewGroupID' WHERE GroupID='$GroupID'");
delete_group($GroupID);
$GroupID=$NewGroupID;
//Collages
$DB->query("SELECT CollageID FROM collages_torrents WHERE GroupID='$OldGroupID'"); //Select all collages that contain edited group
while(list($CollageID) = $DB->next_record()) {
$DB->query("UPDATE IGNORE collages_torrents SET GroupID='$NewGroupID' WHERE GroupID='$OldGroupID' AND CollageID='$CollageID'"); //Change collage groupid to new ID
$DB->query("DELETE FROM collages_torrents WHERE GroupID='$OldGroupID' AND CollageID='$CollageID'");
$Cache->delete_value('collage_'.$CollageID);
}
$DB->query("SELECT ID FROM torrents WHERE GroupID='$OldGroupID'");
while(list($TorrentID) = $DB->next_record()) {
$Cache->delete_value('torrent_download_'.$TorrentID);
}
$Cache->delete_value('torrents_details_'.$GroupID);
$DB->query("SELECT DISTINCT ArtistID FROM torrents_artists WHERE GroupID IN ('$GroupID', '$OldGroupID')");
while(list($ArtistID) = $DB->next_record()) {
$Cache->delete_value('artist_'.$ArtistID);
}
$Cache->delete_value('torrent_comments_'.$GroupID.'_catalogue_0');
$Cache->delete_value('groups_artists_'.$GroupID);
update_hash($GroupID);
header('Location: torrents.php?id='.$GroupID);
}
?>