dedecms独立模型分页功能的完善

dedecms其实在架构方面没什么问题,但是估计里面有些功能是新手做的吧,有很多待完善的地方,比如分页功能,从代码可以直接看出当时的负责人有敷衍了事的心里。

dede的分页如果有两个页码显示的话,无法显示出总的文章数,举个例子:

在普通文章模型下面,列表的分页是这样的:

但是在独立模型中就成了这样了

最后面的共*页*条的信息不见了,相信遇到这个问题的同学首先想到的是自己哪里用错了,其实不是,dede独立模型这里的代码是偷工减料了的。处理独立模型列表的代码在arc.sglistview.class.php中,我们比较下同样负责显示分页的代码段,独立模型和普通模型中有什么区别:

普通文章模型:

/**
* 获取动态的分页列表
*
* @access public
* @param string $list_len 列表宽度
* @param string $list_len 列表样式
* @return string
*/
function GetPageListDM($list_len,$listitem="index,end,pre,next,pageno")
{
global $cfg_rewrite;
$prepage = $nextpage = '';
$prepagenum = $this->PageNo-1;
$nextpagenum = $this->PageNo+1;
if($list_len=='' || preg_match("/[^0-9]/", $list_len))
{
$list_len=3;
}
$totalpage = ceil($this->TotalResult/$this->PageSize);
if($totalpage<=1 && $this->TotalResult>0)
{
return "<li><span class=\"pageinfo\">共 1 页/".$this->TotalResult." 条记录</span></li>\r\n";
}
if($this->TotalResult == 0)
{
return "<li><span class=\"pageinfo\">共 0 页/".$this->TotalResult." 条记录</span></li>\r\n";
}
$maininfo = "<li><span class=\"pageinfo\">共 <strong>{$totalpage}</strong>页<strong>".$this->TotalResult."</strong>条</span></li>\r\n";
$purl = $this->GetCurUrl();
// 如果开启为静态,则对规则进行替换
if($cfg_rewrite == 'Y')
{
$nowurls = preg_replace("/\-/", ".php?", $purl);
$nowurls = explode("?", $nowurls);
$purl = $nowurls[0];
}
$geturl = "tid=".$this->TypeID."&TotalResult=".$this->TotalResult."&";
$purl .= '?'.$geturl;
$optionlist = '';
//$hidenform = "<input type='hidden' name='tid' value='".$this->TypeID."'>\r\n";
//$hidenform .= "<input type='hidden' name='TotalResult' value='".$this->TotalResult."'>\r\n";
//获得上一页和下一页的链接
if($this->PageNo != 1)
{
$prepage.="<li><a href='".$purl."PageNo=$prepagenum'>上一页</a></li>\r\n";
$indexpage="<li><a href='".$purl."PageNo=1'>首页</a></li>\r\n";
}
else
{
$indexpage="<li><a>首页</a></li>\r\n";
}
if($this->PageNo!=$totalpage && $totalpage>1)
{
$nextpage.="<li><a href='".$purl."PageNo=$nextpagenum'>下一页</a></li>\r\n";
$endpage="<li><a href='".$purl."PageNo=$totalpage'>末页</a></li>\r\n";
}
else
{
$endpage="<li><a>末页</a></li>\r\n";
}
//获得数字链接
$listdd="";
$total_list = $list_len * 2 + 1;
if($this->PageNo >= $total_list)
{
$j = $this->PageNo-$list_len;
$total_list = $this->PageNo+$list_len;
if($total_list>$totalpage)
{
$total_list=$totalpage;
}
}
else
{
$j=1;
if($total_list>$totalpage)
{
$total_list=$totalpage;
}
}
for($j;$j<=$total_list;$j++)
{
if($j==$this->PageNo)
{
$listdd.= "<li class=\"thisclass\"><a>$j</a></li>\r\n";
}
else
{
$listdd.="<li><a href='".$purl."PageNo=$j'>".$j."</a></li>\r\n";
}
}
$plist = '';
if(preg_match('/index/i', $listitem)) $plist .= $indexpage;
if(preg_match('/pre/i', $listitem)) $plist .= $prepage;
if(preg_match('/pageno/i', $listitem)) $plist .= $listdd;
if(preg_match('/next/i', $listitem)) $plist .= $nextpage;
if(preg_match('/end/i', $listitem)) $plist .= $endpage;
if(preg_match('/option/i', $listitem)) $plist .= $optionlist;
if(preg_match('/info/i', $listitem)) $plist .= $maininfo;
if($cfg_rewrite == 'Y')
{
$plist = str_replace('.php?tid=', '-', $plist);
$plist = str_replace('&TotalResult=', '-', $plist);
$plist = preg_replace("/&PageNo=(\d+)/i",'-\\1.html',$plist);
}
return $plist;
}

独立模型:

/**
* 获取动态的分页列表
*
* @access public
* @param int $list_len 列表宽度
* @param string $listitem 列表样式
* @return string
*/
function GetPageListDM($list_len,$listitem="index,end,pre,next,pageno")
{
global $nativeplace,$infotype,$keyword;
if(empty($nativeplace)) $nativeplace = 0;
if(empty($infotype)) $infotype = 0;
if(empty($keyword)) $keyword = '';
$prepage = $nextpage = '';
$prepagenum = $this->PageNo - 1;
$nextpagenum = $this->PageNo + 1;
if($list_len=="" || preg_match("/[^0-9]/", $list_len))
{
$list_len=3;
}
$totalpage = ceil($this->TotalResult / $this->PageSize);
if($totalpage<=1 && $this->TotalResult>0)
{
return "<span class=\"pageinfo\">共1页/".$this->TotalResult."条记录</span>";
}
if($this->TotalResult == 0)
{
return "<span class=\"pageinfo\">共0页/".$this->TotalResult."条记录</span>";
}
$purl = $this->GetCurUrl();
$geturl = "tid=".$this->TypeID."&TotalResult=".$this->TotalResult."&nativeplace=$nativeplace&infotype=$infotype&keyword=".urlencode($keyword)."&";
$hidenform = "<input type='hidden' name='tid' value='".$this->TypeID."' />\r\n";
$hidenform = "<input type='hidden' name='nativeplace' value='$nativeplace' />\r\n";
$hidenform = "<input type='hidden' name='infotype' value='$infotype' />\r\n";
$hidenform = "<input type='hidden' name='keyword' value='$keyword' />\r\n";
$hidenform .= "<input type='hidden' name='TotalResult' value='".$this->TotalResult."' />\r\n";
$purl .= "?".$geturl;
//获得上一页和下一页的链接
if($this->PageNo != 1)
{
$prepage.="<li><a href='".$purl."PageNo=$prepagenum'>上一页</a></li>\r\n";
$indexpage="<li><a href='".$purl."PageNo=1'>首页</a></li>\r\n";
}
else
{
$indexpage="<li><a>首页</a></li>\r\n";
}
if($this->PageNo!=$totalpage && $totalpage>1)
{
$nextpage.="<li><a href='".$purl."PageNo=$nextpagenum'>下一页</a></li>\r\n";
$endpage="<li><a href='".$purl."PageNo=$totalpage'>末页</a></li>\r\n";
}
else
{
$endpage="<li><a>末页</a></li>";
}
//获得数字链接
$listdd="";
$total_list = $list_len * 2 + 1;
if($this->PageNo >= $total_list)
{
$j = $this->PageNo - $list_len;
$total_list = $this->PageNo + $list_len;
if($total_list > $totalpage)
{
$total_list = $totalpage;
}
}
else
{
$j=1;
if($total_list > $totalpage)
{
$total_list = $totalpage;
}
}
for($j; $j <= $total_list; $j++)
{
if($j == $this->PageNo)
{
$listdd.= "<li class=\"thisclass\"><a>$j</a></li>\r\n";
}
else
{
$listdd.="<li><a href='".$purl."PageNo=$j'>".$j."</a></li>\r\n";
}
}
$plist = $indexpage.$prepage.$listdd.$nextpage.$endpage;
return $plist;
}

仔细观察 普通模型中在28行左右的位置多了句$maininfo = "<li><span class=\"pageinfo\">共 <strong>{$totalpage}</strong>页<strong>".$this->TotalResult."</strong>条</span></li>\r\n";而在独立模型中则没有。

而且在最后,普通模型中将$maininfo的值加入了$plist字符串中。(更细节的地方是普通模型还判断了标签中是否有info属性来决定是否加入:

if(preg_match('/info/i', $listitem)) $plist .= $maininfo;

)独立模型中这些都省了。

要将独立模型修改过来很简单,不过“普通模型还判断了标签中是否有info属性来决定是否加入”这点我就不去实现了,这里不判断直接再任何情况下都加入maininfo:

/**
* 获取动态的分页列表
*
* @access public
* @param int $list_len 列表宽度
* @param string $listitem 列表样式
* @return string
*/
function GetPageListDM($list_len,$listitem="index,end,pre,next,pageno")
{
global $nativeplace,$infotype,$keyword;
if(empty($nativeplace)) $nativeplace = 0;
if(empty($infotype)) $infotype = 0;
if(empty($keyword)) $keyword = '';
$prepage = $nextpage = '';
$prepagenum = $this->PageNo - 1;
$nextpagenum = $this->PageNo + 1;
if($list_len=="" || preg_match("/[^0-9]/", $list_len))
{
$list_len=3;
}
$totalpage = ceil($this->TotalResult / $this->PageSize);
if($totalpage<=1 && $this->TotalResult>0)
{
return "<span class=\"pageinfo\">共1页/".$this->TotalResult."条记录</span>";
}
if($this->TotalResult == 0)
{
return "<span class=\"pageinfo\">共0页/".$this->TotalResult."条记录</span>";
}
$maininfo = "<li><span class=\"pageinfo\">共 <strong>{$totalpage}</strong>页<strong>".$this->TotalResult."</strong>条</span></li>\r\n";
$purl = $this->GetCurUrl();
$geturl = "tid=".$this->TypeID."&TotalResult=".$this->TotalResult."&nativeplace=$nativeplace&infotype=$infotype&keyword=".urlencode($keyword)."&";
$hidenform = "<input type='hidden' name='tid' value='".$this->TypeID."' />\r\n";
$hidenform = "<input type='hidden' name='nativeplace' value='$nativeplace' />\r\n";
$hidenform = "<input type='hidden' name='infotype' value='$infotype' />\r\n";
$hidenform = "<input type='hidden' name='keyword' value='$keyword' />\r\n";
$hidenform .= "<input type='hidden' name='TotalResult' value='".$this->TotalResult."' />\r\n";
$purl .= "?".$geturl;
//获得上一页和下一页的链接
if($this->PageNo != 1)
{
$prepage.="<li><a href='".$purl."PageNo=$prepagenum'>上一页</a></li>\r\n";
$indexpage="<li><a href='".$purl."PageNo=1'>首页</a></li>\r\n";
}
else
{
$indexpage="<li><a>首页</a></li>\r\n";
}
if($this->PageNo!=$totalpage && $totalpage>1)
{
$nextpage.="<li><a href='".$purl."PageNo=$nextpagenum'>下一页</a></li>\r\n";
$endpage="<li><a href='".$purl."PageNo=$totalpage'>末页</a></li>\r\n";
}
else
{
$endpage="<li><a>末页</a></li>";
}
//获得数字链接
$listdd="";
$total_list = $list_len * 2 + 1;
if($this->PageNo >= $total_list)
{
$j = $this->PageNo - $list_len;
$total_list = $this->PageNo + $list_len;
if($total_list > $totalpage)
{
$total_list = $totalpage;
}
}
else
{
$j=1;
if($total_list > $totalpage)
{
$total_list = $totalpage;
}
}
for($j; $j <= $total_list; $j++)
{
if($j == $this->PageNo)
{
$listdd.= "<li class=\"thisclass\"><a>$j</a></li>\r\n";
}
else
{
$listdd.="<li><a href='".$purl."PageNo=$j'>".$j."</a></li>\r\n";
}
}
$plist = $indexpage.$prepage.$listdd.$nextpage.$endpage;;
return $plist;
}