/**
     * Display popup comment
     *
     * @param	int		$link_id		The category ID
     * @param	int		$page			Page number taken from the URL
     * @param	string	$mode			add|edit
     * @return	\Symfony\Component\HttpFoundation\Response	A Symfony Response object
     * @throws	\phpbb\exception\http_exception
     */
    public function view($link_id, $page, $mode = 'new')
    {
        $this->_check_comments_enable($link_id);
        $comment_id = $this->request->variable('c', 0);
        $view = $this->request->variable('view', '');
        $start = ($page - 1) * $this->config['dir_comments_per_page'];
        $this->s_hidden_fields = array_merge($this->s_hidden_fields, array('page' => $page));
        $this->_populate_form($link_id, $mode);
        $sql = 'SELECT COUNT(comment_id) AS nb_comments
			FROM ' . DIR_COMMENT_TABLE . '
			WHERE comment_link_id = ' . (int) $link_id;
        $result = $this->db->sql_query($sql);
        $nb_comments = (int) $this->db->sql_fetchfield('nb_comments');
        $this->db->sql_freeresult($result);
        // Make sure $start is set to the last page if it exceeds the amount
        $start = $this->pagination->validate_start($start, $this->config['dir_comments_per_page'], $nb_comments);
        $sql_array = array('SELECT' => 'a.comment_id, a.comment_user_id, a. comment_user_ip, a.comment_date, a.comment_text, a.comment_uid, a.comment_bitfield, a.comment_flags, u.username, u.user_id, u.user_colour, z.foe', 'FROM' => array(DIR_COMMENT_TABLE => 'a'), 'LEFT_JOIN' => array(array('FROM' => array(USERS_TABLE => 'u'), 'ON' => 'a.comment_user_id = u.user_id'), array('FROM' => array(ZEBRA_TABLE => 'z'), 'ON' => 'z.user_id = ' . $this->user->data['user_id'] . ' AND z.zebra_id = a.comment_user_id')), 'WHERE' => 'a.comment_link_id = ' . (int) $link_id, 'ORDER_BY' => 'a.comment_date DESC');
        $sql = $this->db->sql_build_query('SELECT', $sql_array);
        $result = $this->db->sql_query_limit($sql, $this->config['dir_comments_per_page'], $start);
        $have_result = false;
        while ($comments = $this->db->sql_fetchrow($result)) {
            $have_result = true;
            $edit_allowed = $this->user->data['is_registered'] && ($this->auth->acl_get('m_edit_comment_dir') || $this->user->data['user_id'] == $comments['comment_user_id'] && $this->auth->acl_get('u_edit_comment_dir'));
            $delete_allowed = $this->user->data['is_registered'] && ($this->auth->acl_get('m_delete_comment_dir') || $this->user->data['user_id'] == $comments['comment_user_id'] && $this->auth->acl_get('u_delete_comment_dir'));
            $this->template->assign_block_vars('comment', array('MINI_POST_IMG' => $this->user->img('icon_post_target', 'POST'), 'S_USER' => get_username_string('full', $comments['comment_user_id'], $comments['username'], $comments['user_colour']), 'S_USER_IP' => $comments['comment_user_ip'], 'S_DATE' => $this->user->format_date($comments['comment_date']), 'S_COMMENT' => generate_text_for_display($comments['comment_text'], $comments['comment_uid'], $comments['comment_bitfield'], $comments['comment_flags']), 'S_ID' => $comments['comment_id'], 'U_EDIT' => $edit_allowed ? $this->helper->route('ernadoo_phpbbdirectory_comment_edit_controller', array('link_id' => (int) $link_id, 'comment_id' => (int) $comments['comment_id'])) : '', 'U_DELETE' => $delete_allowed ? $this->helper->route('ernadoo_phpbbdirectory_comment_delete_controller', array('link_id' => (int) $link_id, 'comment_id' => (int) $comments['comment_id'], '_referer' => $this->helper->get_current_url())) : '', 'S_IGNORE_POST' => $comments['foe'] && ($view != 'show' || $comment_id != $comments['comment_id']) ? true : false, 'L_IGNORE_POST' => $comments['foe'] ? $this->user->lang('POST_BY_FOE', get_username_string('full', $comments['comment_user_id'], $comments['username'], $comments['user_colour']), '<a href="' . $this->helper->url('directory/link/' . $link_id . '/comment' . ($page > 1 ? '/' . $page : '') . '?view=show#c' . (int) $comments['comment_id']) . '">', '</a>') : '', 'L_POST_DISPLAY' => $comments['foe'] ? $this->user->lang('POST_DISPLAY', '<a class="display_post" data-post-id="' . $comments['comment_id'] . '" href="' . $this->helper->url('directory/link/' . $link_id . '/comment' . ($page > 1 ? '/' . $page : '') . '?c=' . (int) $comments['comment_id'] . '&view=show#c' . (int) $comments['comment_id']) . '">', '</a>') : '', 'S_INFO' => $this->auth->acl_get('m_info')));
        }
        $base_url = array('routes' => 'ernadoo_phpbbdirectory_comment_view_controller', 'params' => array('link_id' => (int) $link_id));
        $this->pagination->generate_template_pagination($base_url, 'pagination', 'page', $nb_comments, $this->config['dir_comments_per_page'], $start);
        $this->template->assign_vars(array('TOTAL_COMMENTS' => $this->user->lang('DIR_NB_COMMS', (int) $nb_comments), 'S_HAVE_RESULT' => $have_result ? true : false));
        return $this->helper->render('comments.html', $this->user->lang['DIR_COMMENT_TITLE']);
    }