File content/comments/controllers/AjaxCommentsNotationController.class.php

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<?php
/**
 * @package     Content
 * @subpackage  Comments\controllers
 * @copyright   &copy; 2005-2019 PHPBoost
 * @license     https://www.gnu.org/licenses/gpl-3.0.html GNU/GPL-3.0
 * @author      Kevin MASSY <reidlos@phpboost.com>
 * @version     PHPBoost 5.2 - last update: 2014 12 22
 * @since       PHPBoost 3.0 - 2011 08 30
*/

class AjaxCommentsNotationController extends AbstractCommentsController
{
    const LESS_NOTE = 'less';
    const PLUS_NOTE = 'plus';

    public function execute(HTTPRequestCustom $request)
    {
        parent::execute($request);

        $note_type = $request->get_poststring('note_type', '');
        $comment_id = $request->get_poststring('comment_id', '');
        $comments_lang = LangLoader::get('comments-common');
        if ($this->verificate_note_type($note_type) && $this->is_access_authorizations() && !empty($comment_id))
        {
            $this->register_note($note_type, $comment_id);

            $object = array(
                'success' => true,
                'message' => $comments_lang['comment.note.success']
            );
        }
        else if (!$this->is_access_authorizations())
        {
            $object = array(
                'success' => false,
                'message' => $comments_lang['comments.not-authorized.note']
            );
        }
        else
        {
            $object = array(
                'success' => false,
                'message' => $comments_lang['comment.note.error']
            );
        }

        return new JSONResponse($object);
    }

    private function register_note($note_type, $comment_id)
    {
        $comment = CommentsCache::load()->get_comment($comment_id);
        $current_note = $comment['note'];

        switch ($note_type) {
            case self::LESS_NOTE:
                $note = $current_note - 1;
            break;
            case self::PLUS_NOTE:
                $note = $current_note + 1;
            break;
        }

        $columns = array('note' => $note);
        $condition = "WHERE id = :id";
        $parameters = array('id' => $comment_id);
        PersistenceContext::get_querier()->update(DB_TABLE_COMMENTS, $columns, $condition, $parameters);

        $this->regenerate_cache();
    }

    private function verificate_note_type($type)
    {
        switch ($type) {
            case self::LESS_NOTE:
            case self::PLUS_NOTE:
                return true;
                break;
            default:
                return false;
                break;
        }
    }

    private function is_access_authorizations()
    {
        return $this->is_authorized_note() && $this->is_display() && $this->is_authorized_access();
    }

    private function is_authorized_note()
    {
        return $this->get_authorizations()->is_authorized_note();
    }

    private function is_authorized_access()
    {
         return $this->get_authorizations()->is_authorized_access_module();
    }

    private function regenerate_cache()
    {
        CommentsCache::invalidate();
    }
}
?>