function add($item_id)
{
$like_id = Like::add($_SESSION['user_id'], $item_id);
$item = Item::get_by_id($item_id);
if (isset($item->user->email_notifications['item_like'])) {
$to = array('name' => $item->user->username, 'email' => $item->user->email);
$subject = '[' . $this->config->name . '] Someone clicked ' . strtolower($this->config->items->likes->name) . ' on your ' . strtolower($this->config->items->name) . ' on ' . $this->config->name . '!';
$link = substr($this->config->url, 0, -1) . $this->url_for('items', 'show', $item->id);
$body = $this->twig_string->render(file_get_contents("themes/{$this->config->theme}/emails/item_like.html"), array('user' => $item->user, 'link' => $link, 'app' => $this));
// Email user
$this->email->send_email($to, $subject, $body);
}
if (isset($this->plugins->log)) {
$this->plugins->log->add($_SESSION['user_id'], 'like', $like_id, 'add');
}
$this->show($item_id);
}