mirror of
https://github.com/WhatCD/Gazelle.git
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51 lines
1.4 KiB
PHP
51 lines
1.4 KiB
PHP
<?
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// perform the back end of subscribing to topics
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authorize();
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if (!empty($LoggedUser['DisableForums'])) {
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error(403);
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}
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if (!is_number($_GET['topicid'])) {
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error(0);
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}
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require(SERVER_ROOT.'/sections/forums/index.php');
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$DB->query('
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SELECT ID
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FROM forums
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WHERE forums.ID =
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(
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SELECT ForumID
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FROM forums_topics
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WHERE ID = '.db_string($_GET['topicid']).'
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)');
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list($ForumID) = $DB->next_record();
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if (!check_forumperm($ForumID)) {
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die();
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}
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if (!$UserSubscriptions = $Cache->get_value('subscriptions_user_'.$LoggedUser['ID'])) {
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$DB->query('
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SELECT TopicID
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FROM users_subscriptions
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WHERE UserID = '.db_string($LoggedUser['ID']));
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$UserSubscriptions = $DB->collect(0);
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$Cache->cache_value('subscriptions_user_'.$LoggedUser['ID'], $UserSubscriptions, 0);
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}
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if (($Key = array_search($_GET['topicid'], $UserSubscriptions)) !== false) {
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$DB->query('
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DELETE FROM users_subscriptions
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WHERE UserID = '.db_string($LoggedUser['ID']).'
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AND TopicID = '.db_string($_GET['topicid']));
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unset($UserSubscriptions[$Key]);
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} else {
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$DB->query("
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INSERT IGNORE INTO users_subscriptions (UserID, TopicID)
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VALUES ($LoggedUser[ID], ".db_string($_GET['topicid']).")");
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array_push($UserSubscriptions, $_GET['topicid']);
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}
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$Cache->replace_value('subscriptions_user_'.$LoggedUser['ID'], $UserSubscriptions, 0);
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$Cache->delete_value('subscriptions_user_new_'.$LoggedUser['ID']);
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