thinkPHP3.2实现分页自定义样式的方法

<?php
namespace think;
class page{
  public $firstrow; // 起始行数
  public $listrows; // 列表每页显示行数
  public $parameter; // 分页跳转时要带的参数
  public $totalrows; // 总行数
  public $totalpages; // 分页总页面数
  public $rollpage  = 11;// 分页栏每页显示的页数
  public $lastsuffix = true; // 最后一页是否显示总页数
  private $p    = 'p'; //分页参数名
  private $url   = ''; //当前链接url
  private $nowpage = 1;
  // 分页显示定制
  private $config = array(
    'header' => '<span class="rows">共 %total_row% 条记录</span>',
    'prev'  => '<<',
    'next'  => '>>',
    'first' => '1...',
    'last'  => '...%total_page%',
    'theme' => '%first% %up_page% %link_page% %down_page% %end%',
  );
  /**
   * 架构函数
   * @param array $totalrows 总的记录数
   * @param array $listrows 每页显示记录数
   * @param array $parameter 分页跳转的参数
   */
  public function __construct($totalrows, $listrows=20, $parameter = array()) {
    c('var_page') && $this->p = c('var_page'); //设置分页参数名称
    /* 基础设置 */
    $this->totalrows = $totalrows; //设置总记录数
    $this->listrows  = $listrows; //设置每页显示行数
    $this->parameter = empty($parameter) ? $_get : $parameter;
    $this->nowpage  = empty($_get[$this->p]) ? 1 : intval($_get[$this->p]);
    $this->firstrow  = $this->listrows * ($this->nowpage - 1);
  }
  /**
   * 定制分页链接设置
   * @param string $name 设置名称
   * @param string $value 设置值
   */
  public function setconfig($name,$value) {
    if(isset($this->config[$name])) {
      $this->config[$name] = $value;
    }
  }
  /**
   * 生成链接url
   * @param integer $page 页码
   * @return string
   */
  private function url($page){
    return str_replace(urlencode('[page]'), $page, $this->url);
  }
  /**
   * 组装分页链接
   * @return string
   */
  public function show() {
    if(0 == $this->totalrows) return '';
    /* 生成url */
    $this->parameter[$this->p] = '[page]';
    $this->url = u(action_name, $this->parameter);
    /* 计算分页信息 */
    $this->totalpages = ceil($this->totalrows / $this->listrows); //总页数
    if(!empty($this->totalpages) && $this->nowpage > $this->totalpages) {
      $this->nowpage = $this->totalpages;
    }
    /* 计算分页零时变量 */
    $now_cool_page   = $this->rollpage/2;
    $now_cool_page_ceil = ceil($now_cool_page);
    $this->lastsuffix && $this->config['last'] = $this->totalpages;
    //上一页
    $up_row = $this->nowpage - 1;
    $up_page = $up_row > 0 ? '<a class="prev" href="' . $this->url($up_row) . '" rel="external nofollow" >' . $this->config['prev'] . '</a>' : '';
    //下一页
    $down_row = $this->nowpage + 1;
    $down_page = ($down_row <= $this->totalpages) ? '<a class="next" href="' . $this->url($down_row) . '" rel="external nofollow" >' . $this->config['next'] . '</a>' : '';
    //第一页
    $the_first = '';
    if($this->totalpages > $this->rollpage && ($this->nowpage - $now_cool_page) >= 1){
      $the_first = '<a class="first" href="' . $this->url(1) . '" rel="external nofollow" >' . $this->config['first'] . '</a>';
    }
    //最后一页
    $the_end = '';
    if($this->totalpages > $this->rollpage && ($this->nowpage + $now_cool_page) < $this->totalpages){
      $the_end = '<a class="end" href="' . $this->url($this->totalpages) . '" rel="external nofollow" >' . $this->config['last'] . '</a>';
    }
    //数字连接
    $link_page = "";
    for($i = 1; $i <= $this->rollpage; $i++){
      if(($this->nowpage - $now_cool_page) <= 0 ){
        $page = $i;
      }elseif(($this->nowpage + $now_cool_page - 1) >= $this->totalpages){
        $page = $this->totalpages - $this->rollpage + $i;
      }else{
        $page = $this->nowpage - $now_cool_page_ceil + $i;
      }
      if($page > 0 && $page != $this->nowpage){
        if($page <= $this->totalpages){
          $link_page .= '<a class="num" href="' . $this->url($page) . '" rel="external nofollow" >' . $page . '</a>';
        }else{
          break;
        }
      }else{
        if($page > 0 && $this->totalpages != 1){
          $link_page .= '<span class="current">' . $page . '</span>';
        }
      }
    }
    //替换分页内容
    $page_str = str_replace(
      array('%header%', '%now_page%', '%up_page%', '%down_page%', '%first%', '%link_page%', '%end%', '%total_row%', '%total_page%'),
      array($this->config['header'], $this->nowpage, $up_page, $down_page, $the_first, $link_page, $the_end, $this->totalrows, $this->totalpages),
      $this->config['theme']);
    return "<div>{$page_str}</div>";
  }
}

public function index(){
    $obj=m("news");
    $count = $obj->where('status=1 and classid=74 ')->count();// 查询满足要求的总记录数
    $limit = 10;
    $page = new \think\page($count,$limit);// 实例化分页类 传入总记录数和每页显示的记录数(25)
    $show    = $page->show();// 分页显示输出
    $list = $obj->where('status=1 and classid=74 ')->order('writetime desc')->limit($page->firstrow.','.$page->listrows)->select();
    $firstlist = $obj->where('status=1 and classid=74 and indexfirst=1')->order('writetime desc')->limit(4)->select();
    $this->assign('firstlist',$firstlist);
    $this->assign('page',$show);// 赋值分页输出
    $this->assign('list',$list);
    $this->display();
}

.b-page {
 background: #fff;
 box-shadow: 0px 1px 2px 0px #e2e2e2;
}
.page {
 width: 100%;
 background: #fff;
 text-align: center;
 overflow: hidden;
 font-size:14px;
 margin-top:50px;
}
.page .first,
.page .prev,
.page .current,
.page .num,
.page .current,
.page .next,
.page .end {
 padding: 8px 16px;
 margin: 0px 5px;
 display: inline-block;
 color: #144970;
 border: 1px solid #f2f2f2;
 border-radius: 5px;
}
.page .first:hover,
.page .prev:hover,
.page .current:hover,
.page .num:hover,
.page .current:hover,
.page .next:hover,
.page .end:hover {
 text-decoration: none;
 background: #f8f5f5;
}
.page .current {
 background-color: #144970;
 color: #fff;
 border-radius: 5px;
}
.page .current:hover {
 text-decoration: none;
 background: #144970;
}
.page .not-allowed {
 cursor: not-allowed;
}