game-sdk/simplewind/cmf/paginator/Bootstrap.php

<?php
// +----------------------------------------------------------------------
// | ThinkCMF [ WE CAN DO IT MORE SIMPLE ]
// +----------------------------------------------------------------------
// | Copyright (c) 2013-2018 http://www.thinkcmf.com All rights reserved.
// +----------------------------------------------------------------------
// | Licensed ( http://www.apache.org/licenses/LICENSE-2.0 )
// +---------------------------------------------------------------------
// | Author: Dean <zxxjjforever@163.com>
// +----------------------------------------------------------------------
namespace cmf\paginator;

use think\Paginator;

class Bootstrap extends Paginator {
    /**
     * @return string
     */
    protected function getInfo() {
        $_start = $this->listRows() * ($this->currentPage() - 1) + 1;
        $_end = $this->listRows * $this->currentPage();
        $_c_rows = config('paginate.list_rows');
        $_10_active = '';
        $_25_active = '';
        $_50_active = '';
        $_100_active = '';
        $_page = $this->currentPage;
        $_25_page = $_page;
        $_50_page = $_page;
        $_100_page = $_page;
        /* 超出显示 那就显示最后一页 */
        if ($this->total() < ($_page - 1) * 25) {
            $_25_page = ceil($this->total() / 25);
        }
        if ($this->total() < ($_page - 1) * 50) {
            $_50_page = ceil($this->total() / 50);
        }
        if ($this->total() < ($_page - 1) * 100) {
            $_100_page = ceil($this->total() / 100);
        }
        switch ($this->listRows()) {
            case 25:
                $_25_active = 'class="active"';
                $_rows = 25;

                break;
            case 50:
                $_50_active = 'class="active"';
                $_rows = 50;
                break;
            case 100:
                $_100_active = 'class="active"';
                $_rows = 100;
                break;
            default:
                $_10_active = 'class="active"';
                $_rows = $_c_rows;
        }


        $_txt
            = <<<EOF
                <div class="pull-left">
                        <span class="pagination-info">显示第 {$_start} 到第 {$_end} 条记录，总共 {$this->total()} 条记录</span>
                        <span class="pagination-list">
                                    每页显示
                            <span class="btn-group dropup">
                                <button type="button" class="btn btn-default dropdown-toggle" data-toggle="dropdown" aria-expanded="false">
                                    <span class="page-size">{$this->listRows()}</span>
                                    <span class="caret"></span>
                                </button>
                                <ul class="dropdown-menu" role="menu">
                                    <li role="menuitem" {$_10_active}><a href="{$this->url(
            $_page, $_c_rows
        )}">{$_c_rows}</a></li>
                                    <li role="menuitem" {$_25_active}><a href="{$this->url($_25_page, 25)}">25</a></li>
                                    <li role="menuitem" {$_50_active}><a href="{$this->url($_50_page, 50)}">50</a></li>
                                    <li role="menuitem" {$_100_active}><a href="{$this->url($_100_page, 100)}">100</a></li>
                                </ul>
                            </span>
                              条记录
                        </span>
                        <div class="pagination-go form-inline">
                            跳转到
                            <input id="paginationGoInput" class="form-control">
                            <a id="paginationGoBtn" href="{$this->url($this->currentPage(), $_rows)}" class="btn btn-default">GO</a>
                        </div>
                    </div>
EOF;

        return $_txt;
    }

    /**
     * 上一页按钮
     *
     * @param string $text
     *
     * @return string
     */
    protected function getPreviousButton($text = "") {
        if (empty($text)) {
            if (empty($this->options['prev'])) {
                $text = "&laquo;";
            } else {
                $text = $this->options['prev'];
            }
        }
        if ($this->currentPage() <= 1) {
            return $this->getDisabledTextWrapper($text);
        }
        $url = $this->url($this->currentPage() - 1);

        return $this->getPageLinkWrapper($url, $text);
    }

    /**
     * 下一页按钮
     *
     * @param string $text
     *
     * @return string
     */
    protected function getNextButton($text = '') {
        if (empty($text)) {
            if (empty($this->options['next'])) {
                $text = "&raquo;";
            } else {
                $text = $this->options['next'];
            }
        }
        if (!$this->hasMore) {
            return $this->getDisabledTextWrapper($text);
        }
        $url = $this->url($this->currentPage() + 1);

        return $this->getPageLinkWrapper($url, $text);
    }

    /**
     * 上一页按钮
     *
     * @param string $text
     *
     * @return string
     */
    protected function getSimplePreviousButton($text = "") {
        if (empty($text)) {
            if (empty($this->options['prev'])) {
                $text = "&larr;";
            } else {
                $text = $this->options['prev'];
            }
            if (!empty($this->options['simple_prev'])) {
                $text = $this->options['simple_prev'];
            }
        }
        if ($this->currentPage() <= 1) {
            return '<li class="disabled previous page-item"><span class="page-link">'.$text.'</span></li>';
        }
        $url = $this->url($this->currentPage() - 1);

        return '<li class="previous page-item"><a class="page-link" href="'.htmlentities($url).'">'.$text.'</a></li>';
    }

    /**
     * 下一页按钮
     *
     * @param string $text
     *
     * @return string
     */
    protected function getSimpleNextButton($text = '') {
        if (empty($text)) {
            if (empty($this->options['next'])) {
                $text = "&rarr;";
            } else {
                $text = $this->options['next'];
            }
            if (!empty($this->options['simple_next'])) {
                $text = $this->options['simple_next'];
            }
        }
        if (!$this->hasMore) {
            return '<li class="disabled next page-item"><span class="page-link">'.$text.'</span></li>';
        }
        $url = $this->url($this->currentPage() + 1);

        return '<li class="next page-item"><a class="page-link" href="'.htmlentities($url).'">'.$text.'</a></li>';
    }

    /**
     * 页码按钮
     *
     * @return string
     */
    protected function getLinks() {
        if ($this->simple) {
            return '';
        }
        $block = [
            'first'  => null,
            'slider' => null,
            'last'   => null
        ];
        $side = 2;
        $window = $side * 2;
        if ($this->lastPage < $window + 6) {
            $block['first'] = $this->getUrlRange(1, $this->lastPage);
        } elseif ($this->currentPage <= $window) {
            $block['first'] = $this->getUrlRange(1, $window + 2);
            $block['last'] = $this->getUrlRange($this->lastPage - 1, $this->lastPage);
        } elseif ($this->currentPage > ($this->lastPage - $window)) {
            $block['first'] = $this->getUrlRange(1, 2);
            $block['last'] = $this->getUrlRange($this->lastPage - ($window + 0), $this->lastPage);
        } else {
            $block['first'] = $this->getUrlRange(1, 2);
            $block['slider'] = $this->getUrlRange($this->currentPage - $side, $this->currentPage + $side);
            $block['last'] = $this->getUrlRange($this->lastPage - 1, $this->lastPage);
        }
        $html = '';
        if (is_array($block['first'])) {
            $html .= $this->getUrlLinks($block['first']);
        }
        if (is_array($block['slider'])) {
            if ($this->currentPage - $window > 1) {
                $html .= $this->getDots();
            }
            $html .= $this->getUrlLinks($block['slider']);
        }
        if (is_array($block['last'])) {
            if ($this->lastPage - $this->currentPage > $window) {
                $html .= $this->getDots();
            }
            $html .= $this->getUrlLinks($block['last']);
        }

        return $html;
    }

    /**
     * 渲染分页html
     *
     * @return mixed
     */
    public function render() {
//        if ($this->hasPages()) {
            $request = request();
            if ($this->simple || $request->isMobile()) {
                return sprintf(
                    '%s %s',
                    $this->getSimplePreviousButton(),
                    $this->getSimpleNextButton()
                );
            } else {
                return sprintf(
                    '%s <ul class="pagination pull-right">%s %s %s</ul>',
                    $this->getInfo(),
                    $this->getPreviousButton(),
                    $this->getLinks(),
                    $this->getNextButton()
                );
            }
//        }
    }

    /**
     * 生成一个可点击的按钮
     *
     * @param  string $url
     * @param  int    $page
     *
     * @return string
     */
    protected function getAvailablePageWrapper($url, $page) {
        return '<li class="page-item"><a class="page-link" href="'.htmlentities($url).'">'.$page.'</a></li>';
    }

    /**
     * 生成一个禁用的按钮
     *
     * @param  string $text
     *
     * @return string
     */
    protected function getDisabledTextWrapper($text) {
        return '<li class="page-item disabled"><span class="page-link">'.$text.'</span></li>';
    }

    /**
     * 生成一个激活的按钮
     *
     * @param  string $text
     *
     * @return string
     */
    protected function getActivePageWrapper($text) {
        return '<li class="active page-item disabled" ><span class="page-link">'.$text.'</span></li>';
    }

    /**
     * 生成省略号按钮
     *
     * @return string
     */
    protected function getDots() {
        return $this->getDisabledTextWrapper('...');
    }

    /**
     * 批量生成页码按钮.
     *
     * @param  array $urls
     *
     * @return string
     */
    protected function getUrlLinks(array $urls) {
        $html = '';
        foreach ($urls as $page => $url) {
            $html .= $this->getPageLinkWrapper($url, $page);
        }

        return $html;
    }

    /**
     * 生成普通页码按钮
     *
     * @param  string $url
     * @param  int    $page
     *
     * @return string
     */
    protected function getPageLinkWrapper($url, $page) {
        if ($page == $this->currentPage()) {
            return $this->getActivePageWrapper($page);
        }

        return $this->getAvailablePageWrapper($url, $page);
    }
}