/**
* Subscribes user for new comments notifications for an object
*
* @param int $object_id The object identifier
* @param string $object_group The object group (component name)
* @param int $userid The registered user identifier
* @param string $email The user email (for guests only)
* @param string $name The user name (for guests only)
* @return boolean True on success, false otherwise.
*/
function subscribe($object_id, $object_group, $userid, $email = '', $name = '', $lang = '')
{
$object_id = (int) $object_id;
$object_group = trim($object_group);
$userid = (int) $userid;
if ($lang == '') {
$lang = JCommentsMultilingual::getLanguage();
}
$dbo =& JCommentsFactory::getDBO();
if ($userid != 0) {
$user = JCommentsFactory::getUser($userid);
$name = $user->name;
$email = $user->email;
unset($user);
}
$query = "SELECT * " . "\nFROM #__jcomments_subscriptions" . "\nWHERE object_id = " . (int) $object_id . "\nAND object_group = '" . $dbo->getEscaped($object_group) . "'" . "\nAND email = '" . $dbo->getEscaped($email) . "'" . (JCommentsMultilingual::isEnabled() ? "\nAND lang = '" . $lang . "'" : "");
$dbo->setQuery($query);
$rows = $dbo->loadObjectList();
if (count($rows) == 0) {
$subscription = new JCommentsSubscriptionsDB($dbo);
$subscription->object_id = $object_id;
$subscription->object_group = $object_group;
$subscription->name = $name;
$subscription->email = $email;
$subscription->userid = $userid;
$subscription->hash = JCommentsSubscriptionManager::getHash($object_id, $object_group, $userid, $email, $lang);
$subscription->lang = $lang;
$subscription->published = 1;
$subscription->store();
return true;
} else {
// if current user is registered, but already exists subscription
// on same email by guest - update subscription data
if ($userid > 0 && $rows[0]->userid == 0) {
$subscription = new JCommentsSubscriptionsDB($dbo);
$subscription->id = $rows[0]->id;
$subscription->userid = $userid;
$subscription->lang = $lang;
$subscription->hash = JCommentsSubscriptionManager::getHash($object_id, $object_group, $userid, $email, $lang);
$subscription->store();
return true;
} else {
$this->_errors[] = JText::_('Already subscribed');
}
}
return false;
}
