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The most detailed ThinkPHP5 custom paging tutorial

Nov 28, 2017 am 09:16 AM

php thinkphp5 customize

As a PHP programmer, when writing a list page, you almost have to write a paging program. There are many methods of paging. In this article, we will give you a detailed introduction to the ThinkPHP5 custom paging class tutorial.

The first step: Create the file Page.php and put it in extend\page. You can also decide here by yourself, as long as the namespace is correct

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<?php
namespace page;
// +----------------------------------------------------------------------
// | ThinkPHP [ WE CAN DO IT JUST THINK ]
// +----------------------------------------------------------------------
// | Copyright (c) 2006~2017 http://thinkphp.cn All rights reserved.
// +----------------------------------------------------------------------
// | Licensed ( http://www.apache.org/licenses/LICENSE-2.0 )
// +----------------------------------------------------------------------
// | Author: zhangyajun <448901948@qq.com>
// +----------------------------------------------------------------------
  
use think\Paginator;
  
class Page extends Paginator
{
  
    //首页
    protected function home() {
        if ($this->currentPage() > 1) {
            return "<a href=&#39;" . $this->url(1) . "&#39; title=&#39;首页&#39;>首页</a>";
        } else {
            return "<p>首页</p>";
        }
    }
  
    //上一页
    protected function prev() {
        if ($this->currentPage() > 1) {
            return "<a href=&#39;" . $this->url($this->currentPage - 1) . "&#39; title=&#39;上一页&#39;>上一页</a>";
        } else {
            return "<p>上一页</p>";
        }
    }
  
    //下一页
    protected function next() {
        if ($this->hasMore) {
            return "<a href=&#39;" . $this->url($this->currentPage + 1) . "&#39; title=&#39;下一页&#39;>下一页</a>";
        } else {
            return"<p>下一页</p>";
        }
    }
  
    //尾页
    protected function last() {
        if ($this->hasMore) {
            return "<a href=&#39;" . $this->url($this->lastPage) . "&#39; title=&#39;尾页&#39;>尾页</a>";
        } else {
            return "<p>尾页</p>";
        }
    }
  
    //统计信息
    protected function info(){
        return "<p class=&#39;pageRemark&#39;>共<b>" . $this->lastPage .
            "</b>页<b>" . $this->total . "</b>条数据</p>";
    }
  
    /**
     * 页码按钮
     * @return string
     */
    protected function getLinks()
    {
  
        $block = [
            &#39;first&#39;  => null,
            &#39;slider&#39; => null,
            &#39;last&#39;   => null
        ];
  
        $side   = 3;
        $window = $side * 2;
  
        if ($this->lastPage < $window + 6) {
            $block[&#39;first&#39;] = $this->getUrlRange(1, $this->lastPage);
        } elseif ($this->currentPage <= $window) {
            $block[&#39;first&#39;] = $this->getUrlRange(1, $window + 2);
            $block[&#39;last&#39;]  = $this->getUrlRange($this->lastPage - 1, $this->lastPage);
        } elseif ($this->currentPage > ($this->lastPage - $window)) {
            $block[&#39;first&#39;] = $this->getUrlRange(1, 2);
            $block[&#39;last&#39;]  = $this->getUrlRange($this->lastPage - ($window + 2), $this->lastPage);
        } else {
            $block[&#39;first&#39;]  = $this->getUrlRange(1, 2);
            $block[&#39;slider&#39;] = $this->getUrlRange($this->currentPage - $side, $this->currentPage + $side);
            $block[&#39;last&#39;]   = $this->getUrlRange($this->lastPage - 1, $this->lastPage);
        }
  
        $html = &#39;&#39;;
  
        if (is_array($block[&#39;first&#39;])) {
            $html .= $this->getUrlLinks($block[&#39;first&#39;]);
        }
  
        if (is_array($block[&#39;slider&#39;])) {
            $html .= $this->getDots();
            $html .= $this->getUrlLinks($block[&#39;slider&#39;]);
        }
  
        if (is_array($block[&#39;last&#39;])) {
            $html .= $this->getDots();
            $html .= $this->getUrlLinks($block[&#39;last&#39;]);
        }
  
        return $html;
    }
  
    /**
     * 渲染分页html
     * @return mixed
     */
    public function render()
    {
        if ($this->hasPages()) {
            if ($this->simple) {
                return sprintf(
                    &#39;%s<div class="pagination">%s %s %s</div>&#39;,
                    $this->css(),
                    $this->prev(),
                    $this->getLinks(),
                    $this->next()
                );
            } else {
                return sprintf(
                    &#39;%s<div class="pagination">%s %s %s %s %s %s</div>&#39;,
                    $this->css(),
                    $this->home(),
                    $this->prev(),
                    $this->getLinks(),
                    $this->next(),
                    $this->last(),
                    $this->info()
                );
            }
        }
    }
  
    /**
     * 生成一个可点击的按钮
     *
     * @param  string $url
     * @param  int    $page
     * @return string
     */
    protected function getAvailablePageWrapper($url, $page)
    {
        return &#39;<a href="&#39; . htmlentities($url) . &#39;" title="第"&#39;. $page .&#39;"页" >&#39; . $page . &#39;</a>&#39;;
    }
  
    /**
     * 生成一个禁用的按钮
     *
     * @param  string $text
     * @return string
     */
    protected function getDisabledTextWrapper($text)
    {
        return &#39;<p class="pageEllipsis">&#39; . $text . &#39;</p>&#39;;
    }
  
    /**
     * 生成一个激活的按钮
     *
     * @param  string $text
     * @return string
     */
    protected function getActivePageWrapper($text)
    {
        return &#39;<a href="" class="cur">&#39; . $text . &#39;</a>&#39;;
    }
  
    /**
     * 生成省略号按钮
     *
     * @return string
     */
    protected function getDots()
    {
        return $this->getDisabledTextWrapper(&#39;...&#39;);
    }
  
    /**
     * 批量生成页码按钮.
     *
     * @param  array $urls
     * @return string
     */
    protected function getUrlLinks(array $urls)
    {
        $html = &#39;&#39;;
  
        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);
    }
  
    /**
     * 分页样式
     */
    protected function css(){
        return &#39;  <style type="text/css">
            .pagination p{
                margin:0;
                cursor:pointer
            }
            .pagination{
                height:40px;
                padding:20px 0px;
            }
            .pagination a{
                display:block;
                float:left;
                margin-right:10px;
                padding:2px 12px;
                height:24px;
                border:1px #cccccc solid;
                background:#fff;
                text-decoration:none;
                color:#808080;
                font-size:12px;
                line-height:24px;
            }
            .pagination a:hover{
                color:#077ee3;
                background: white;
                border:1px #077ee3 solid;
            }
            .pagination a.cur{
                border:none;
                background:#077ee3;
                color:#fff;
            }
            .pagination p{
                float:left;
                padding:2px 12px;
                font-size:12px;
                height:24px;
                line-height:24px;
                color:#bbb;
                border:1px #ccc solid;
                background:#fcfcfc;
                margin-right:8px;
  
            }
            .pagination p.pageRemark{
                border-style:none;
                background:none;
                margin-right:0px;
                padding:4px 0px;
                color:#666;
            }
            .pagination p.pageRemark b{
                color:red;
            }
            .pagination p.pageEllipsis{
                border-style:none;
                background:none;
                padding:4px 0px;
                color:#808080;
            }
            .dates li {font-size: 14px;margin:20px 0}
            .dates li span{float:right}
        </style>&#39;;
    }
}

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The second step: Modify the configuration file

//分页配置  
   &#39;paginate&#39;               => [  
       &#39;type&#39;      => &#39;page\Page&#39;,//分页类  
       &#39;var_page&#39;  => &#39;page&#39;,  
       &#39;list_rows&#39; => 15,  
   ],

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Rendering preview:

The most detailed ThinkPHP5 custom paging tutorial

The above is the detailed explanation of thinkPHP5.0 custom paging tutorial. You can make one yourself. I hope it can help you.

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