Nickbur / Sunrise-CMS

engine/library/Pagination.php

<?php
/* 	Divine CMS - Open source CMS for widespread use.
    Copyright (c) 2019 Mykola Burakov (burakov.work@gmail.com)

    See SOURCE.txt for other and additional information.

    This file is part of Divine CMS.

    This program is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.

    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with this program. If not, see <http://www.gnu.org/licenses/>. */

namespace Divine\Engine\Library;

class Pagination
{
    public $total = 0;
    public $page = 1;
    public $limit = 20;
    public $num_links = 8;
    public $url = '';
    public $text_first = '<span uk-icon="chevron-double-left"></span>';
    public $text_last = '<span uk-icon="chevron-double-right"></span>';

    public function render()

Expected 2 blank lines before function; 1 found

    {
        $total = $this->total;

        if ($this->page < 1) {
            $page = 1;
        } else {
            $page = $this->page;
        }

        if (!(int) $this->limit) {
            $limit = 10;
        } else {
            $limit = $this->limit;
        }

        $num_links = $this->num_links;
        $num_pages = ceil($total / $limit);

        $this->url = str_replace('%7Bpage%7D', '{page}', $this->url);

        $output = '<ul class="uk-pagination uk-flex-center uk-padding-small uk-padding-remove-bottom">';

        if ($page > 1) {
            $output .= '<li><a href="' . str_replace(array('&amp;page={page}', '&page={page}', '?page={page}'), '', $this->url) . '">' . $this->text_first . '</a></li>';

            if ($page - 1 === 1) {
                $output .= '<li><a href="' . str_replace(array('&amp;page={page}', '&page={page}', '?page={page}'), '', $this->url) . '"><span uk-pagination-previous></span></a></li>';
            } else {
                $output .= '<li><a href="' . str_replace('{page}', $page - 1, $this->url) . '"><span uk-pagination-previous></span></a></li>';
            }
        }

        if ($num_pages > 1) {
            if ($num_pages <= $num_links) {
                $start = 1;
                $end = $num_pages;
            } else {
                $start = $page - floor($num_links / 2);
                $end = $page + floor($num_links / 2);

                if ($start < 1) {
                    $end += abs($start) + 1;
                    $start = 1;
                }

                if ($end > $num_pages) {
                    $start -= ($end - $num_pages);
                    $end = $num_pages;
                }
            }

            for ($i = $start; $i <= $end; $i++) {
                if ($page == $i) {
                    $output .= '<li class="uk-active"><span>' . $i . '</span></li>';
                } else {
                    if ($i === 1) {
                        $output .= '<li><a href="' . str_replace(array('&amp;page={page}', '&page={page}', '?page={page}'), '', $this->url) . '">' . $i . '</a></li>';
                    } else {
                        $output .= '<li><a href="' . str_replace('{page}', $i, $this->url) . '">' . $i . '</a></li>';
                    }
                }
            }
        }

        if ($page < $num_pages) {
            $output .= '<li><a href="' . str_replace('{page}', $page + 1, $this->url) . '"><span uk-pagination-next></span></a></li>';
            $output .= '<li><a href="' . str_replace('{page}', $num_pages, $this->url) . '">' . $this->text_last . '</a></li>';
        }

        $output .= '</ul>';

        if ($num_pages > 1) {
            return $output;
        } else {
            return '';
        }
    }
}