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