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<?php
/** @var ?User $currentUser */
/** @var \mystic\forum\Database $db */
use mystic\forum\orm\Subscription;
use mystic\forum\orm\Topic;
use mystic\forum\utils\RequestUtils;
if (!$currentUser) {
http_response_code(403);
msg_error(__("You need to be logged in to delete topics!"));
exit;
}
$formId = "subscribetopic";
$topicId = RequestUtils::getRequiredField("topic", $formId);
$topic = new Topic();
$topic->id = $topicId;
if (!$db->fetch($topic)) {
http_response_code(404);
msg_error(__("No topic exists with this id"));
exit;
}
$subscription = new Subscription;
$subscription->userId = $currentUser->id;
$subscription->topicId = $topic->id;
if ($db->fetchWhere($subscription, ["user_id", "topic_id"])) {
$db->delete($subscription);
} else {
$subscription->id = $db->generateId();
$db->insert($subscription);
}
header("Location: ?_action=viewtopic&topic=" . urlencode($topic->id));
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