点下页和尾页出现404页面，是这代码哪有问题吗？

<?php

 

 

class PageMydecms

{

public $mydeCmsCount; //总记录数

private $mydeCmsSize; //每页记录数

private $mydeCmsPage; //当前页

public $mydeCmsPageCount; //总页数

private $mydeCmsPageUrl; //页面url

private $mydeCmsPageStartUrl; //起始页

private $mydeCmsPageStopUrl; //结束页

private $mydeCmsIndexPageUrl; //首页(特殊用途，比如可以写目录)

/**

* 构造函数

* @param $mydeCmsCount => 记录数

* @param $mydeCmsSize => 每页显示记录数

* @param $mydeCmsPage => 当前页码

* @param $mydeCmsPageUrl => 分页URL

* @param $mydeCmsIndexPageUrl => 默认首页

* @return string

**/

function __construct($mydeCmsCount=0, $mydeCmsSize=10,$mydeCmsPage=1,$mydeCmsPageUrl,$mydeCmsIndexPageUrl="")

{

$this -> mydeCmsCount = $this -> glstr($mydeCmsCount);

$this -> mydeCmsSize = $this -> glstr($mydeCmsSize);

$this -> mydeCmsPage = $this -> glstr($mydeCmsPage);

$this -> mydeCmsIndexPageUrl = $mydeCmsIndexPageUrl;

$this -> mydeCmsPageLimit = ($this -> mydeCmsPage * $this -> mydeCmsSize) - $this -> mydeCmsSize;

$this -> mydeCmsPageUrl = $mydeCmsPageUrl;

if($this -> mydeCmsPage < 1) $this -> mydeCmsPage =1;

if($this -> mydeCmsCount < 0) $this -> mydeCmsPage =0;

$this -> mydeCmsPageCount = ceil($this -> mydeCmsCount/$this -> mydeCmsSize);

if($this -> mydeCmsPageCount < 1) $this -> mydeCmsPageCount = 1;

if($this -> mydeCmsPage > $this -> mydeCmsPageCount) $this -> mydeCmsPage = $this -> mydeCmsPageCount;

$this -> mydeCmsPageStartUrl = $this -> mydeCmsPage - 2;

$this -> mydeCmsPageStopUrl = $this -> mydeCmsPage + 2;

if($this -> mydeCmsPageStartUrl < 1){

$this -> mydeCmsPageStopUrl = $this -> mydeCmsPageStopUrl + (1 - $this -> mydeCmsPageStartUrl);

$this -> mydeCmsPageStartUrl = 1;

}

if($this -> mydeCmsPageStopUrl > $this -> mydeCmsPageCount){

$this -> mydeCmsPageStartUrl = $this -> mydeCmsPageStartUrl - ($this -> mydeCmsPageStopUrl - $this -> mydeCmsPageCount);

$this -> mydeCmsPageStopUrl = $this -> mydeCmsPageCount;

if($this -> mydeCmsPageStartUrl < 1) $this -> mydeCmsPageStartUrl = 1;

}

}

/**

* 返回首页代码函数

* @return string

**/

private function mydeCmsPageHome()

{

if($this -> mydeCmsPage != 1){

return " <li class=\"page_a\"><a rel=\"nofollow\" href=\"".($this -> mydeCmsIndexPageUrl <>"" ? $this -> mydeCmsIndexPageUrl : $this -> mydeCmsPageReplace(1))."\" title=\"首页\" >首页</a></li>\n";

}else{

return " <li>首页</li>\n";

}

}

/**

* 返回上一页代码函数

* @return string

**/

private function mydeCmsPagePrev()

{

if($this -> mydeCmsPage != 1){

return " <li class=\"page_a\"><a rel=\"nofollow\" href=\"".(($this -> mydeCmsIndexPageUrl <>"" && $this->mydeCmsPage-1 ==1) ? $this -> mydeCmsIndexPageUrl : $this -> mydeCmsPageReplace($this->mydeCmsPage-1)) ."\" title=\"上一页\" >上一页</a></li>\n";

}else{

return " <li>上一页</li>\n";

}

}

/**

* 返回下一页代码函数

* @return string

**/

private function mydeCmsPageNext()

{

if($this -> mydeCmsPage != $this -> mydeCmsPageCount){

return " <li class=\"page_a\"><a rel=\"nofollow\" href=\"".$this -> mydeCmsPageReplace($this->mydeCmsPage+1) ."\" title=\"下一页\" >下一页</a></li>\n";

}else{

return " <li>下一页</li>\n";

}

}

/**

* 返回尾页代码函数

* @return string

**/

private function mydeCmsPageLast() //尾页

{

if($this -> mydeCmsPage != $this -> mydeCmsPageCount){

return " <li class=\"page_a\"><a rel=\"nofollow\" href=\"".$this -> mydeCmsPageReplace($this -> mydeCmsPageCount)."\" title=\"尾页\" >尾页</a></li>\n";

}else{

return " <li>尾页</li>\n";

}

}

/**

* 输出显示分页函数

* @param $pageDivId => 分页代码中div的ID

* @param $isPC => 显示类型(true为电脑端，否则为手机端)

* @param $goto => 是否提供输入框页码快速跳转(true允许，否则为不允许)

* @return string

**/

public function mydeCmsShow($pageDivId='page',$isPC=true,$goto=true) {

$str = "<div id=\"".$pageDivId."\" class=\"pages\">\n <ul>\n ";

$str .= " <li>总记录:<span>".$this -> mydeCmsCount."</span></li>\n";

$str .= " <li><span>".$this -> mydeCmsPage."</span>/<span>".$this -> mydeCmsPageCount."</span></li>\n";

$str .= $this -> mydeCmsPageHome();

$str .= $this -> mydeCmsPagePrev();

if($isPC){

for($page_for_i = $this -> mydeCmsPageStartUrl;$page_for_i <= $this -> mydeCmsPageStopUrl; $page_for_i++){

if($this -> mydeCmsPage == $page_for_i){

$str .= " <li class=\"on\">".$page_for_i."</li>\n";

}else{

if($page_for_i==1 && $this -> mydeCmsIndexPageUrl <>""){

$str .= " <li class=\"page_a\"><a href=\"".$this -> mydeCmsIndexPageUrl."\" title=\"第".$page_for_i."页\">";

$str .= $page_for_i . "</a></li>\n";

}else{

$str .= " <li class=\"page_a\"><a href=\"".$this -> mydeCmsPageReplace($page_for_i)."\" title=\"第".$page_for_i."页\">";

$str .= $page_for_i . "</a></li>\n";

}

}

}

}else{

$str .= " <li class=\"on\">".$this -> mydeCmsPage."</li>\n";

}

$str .= $this -> mydeCmsPageNext();

$str .= $this -> mydeCmsPageLast();

if($goto){

$str .= " <li class=\"pages_input\"><input type=\"text\" value=\"".$this -> mydeCmsPage."\"";

$str .= " οnkeydοwn=\"javascript: if(event.keyCode==13){ location='";

$str .= $this -> mydeCmsPageReplace("'+this.value+'")."';return false;}\"";

$str .= " title=\"输入您想要到达的页码\" /></li>\n";

}

$str .= " </ul>\n <div class=\"page_clear\"></div>\n</div>";

return $str;

}

/**

* 将非数字字符过滤掉

* @param $idstr => 要过滤的原字符串

* @return string

**/

private function glstr($idstr){

return preg_replace("/[^0-9]/u","",$idstr);

}

/**

* 替换分页标签

* @param $page => 页码

* @return string

**/

private function mydeCmsPageReplace($page)

{

return str_replace("{page}", $page, $this -> mydeCmsPageUrl);

}

}

/*-------------------------实例--------------------------------*

$page = new PageClass(1000,5,$_GET['page'],'?page={page}');

$page = new PageClass(1000,5,$_GET['page'],'list-{page}.html');

$page -> mydeCmsPageWrite();

*/

?>

转载于:https://my.oschina.net/u/3765673/blog/1607591