/**
* Function: Pagination class
* Author: phpox
* Time: Sat Jul 14 18:15:02 CST 2007
*/
defined('PHPOX') or die(header("HTTP/1.1 403 Not Forbidden"));
class page{
public $infocount;
public $pagecount;
public $items;
public $pageno;
public $start;
public $next;
public $prev;
public $maxpages;
public function __construct($infocount,$items,$pageno){
$this->infocount = $infocount;
$this->items = $items;
$this->pageno = $pageno;
$this->pagecount = $this->getpagecount();
$this->justpageno();
$this->start = $this->getstart();
$this->gotoprev();
$this->gotonext();
}
private function justpageno(){
if (emptyempty($this->pageno) || $this->pageno < 1){
$this->pageno = 1;
}
if ($this->pageno > $this->pagecount){
$this->pageno = $this->pagecount;
}
}
private function gotonext(){
$next = $this->pageno + 1;
if ($next > $this->pagecount){
$this->next = $this->pagecount;
}else {
$this->next = $next;
}
}
private function gotoprev(){
$prev = $this->pageno -1;
if ($prev < 1){
$this->prev = 1;
}else {
$this->prev = $prev;
}
}
private function getpagecount(){
return ceil($this->infocount / $this->items);
}
private function getstart(){
if ($this->pageno <= 1){
return 0;
}else {
return ($this->pageno - 1) * $this->items;
}
}
/**
* Style 0 (php)
*/
public function showpage($ctlname,$actname,$args = null){
if ($args !== null){
if (is_array($args)){
$str = '&'.encode_url_args($args);
}
}
$out = '';
$out .= "每页显示{$this->items}条信息 ";
$out .= "当前页
{$this->pageno} /{$this->pagecount} ";
$out .= "共有{$this->infocount}条信息 ";
$out .= "
首页 ";
$out .= "
上一页 ";
$out .= "
下一页 ";
$out .= "
尾页 ";
$out .= "跳转到:";
$out .= "
n"; $out .= " 请选择 n"; for ($i = 1;$i <= $this->pagecount;$i++){ $out .= " 第{$i}页 n"; } $out .= " n";
return $out;
}
/**
* Style 1(html)
*/
function htmlshowpage($path,$list,$film){
$out = '';
$out .= "每页显示{$this->items}条信息 ";
$out .= "当前页
{$this->pageno} /{$this->pagecount} ";
$out .= "共有{$this->infocount}条信息 ";
$out .= "
首页 ";
$out .= "
上一页 ";
$out .= "
下一页 ";
$out .= "
尾页 ";
$out .= "跳转到:";
$out .= "
n"; $out .= " 请选择 n"; for ($i = 1;$i <= $this->pagecount;$i++){ $out .= " 第{$i}页 n"; } $out .= " n";
return $out;
}
/**
* 样式2(discuz)
*/
function multi($mpurl,$page = 10) {
$multipage = '';
$mpurl .= strpos($mpurl, '?') !== false ? '&' : '?';
$realpages = 1;
if($this->infocount > $this->items) {
$offset = 2;
$realpages = @ceil($this->infocount / $this->items);
$pages = $this->maxpages && $this->maxpages < $realpages ? $this->maxpages : $realpages;
if($page > $pages) {
$from = 1;
$to = $pages;
} else {
$from = $this->pageno - $offset;
$to = $from + $page - 1;
if($from < 1) {
$to = $this->pageno + 1 - $from;
$from = 1;
if($to - $from < $page) {
$to = $page;
}
} elseif($to > $pages) {
$from = $pages - $page + 1;
$to = $pages;
}
}
$multipage = ($this->pageno - $offset > 1 && $pages > $page ? '
1 ... ' : '').
($this->pageno > 1 ? '
<< ' : '');
for($i = $from; $i <= $to; $i++) {
$multipage .= $i == $this->pageno ? '
'.$i.' ' :'
'.$i.' ';
}
$multipage .= ($this->pageno < $pages ? '
>> ' : '').
($to < $pages ? '
... '.$realpages.' ' : '').
($pages > $page ? '
' : '');
$multipage = $multipage ? '
' : '';
}
return $multipage;
}
/**
* 样式3(zol)
*/
public function zol($mpurl)
{
$mpurl .= strpos($mpurl, '?') !== false ? '&' : '?';
$code = '
';
$code .= '
第'.$this->pageno.' /'.$this->pagecount.' 页 每页'.$this->items.' 共'.$this->infocount.' 款产品
';
$code .= '
'; $code .= ''; if ($this->pageno == $this->prev) { $code .= "<<上一页 "; } else { $code .= "<<上一页 "; } $i = 10 ; $k = 1; if ($this->pageno < 1) { $this->pageno = 1; } if ($this->pageno > $this->pagecount) { $this->pageno = $this->pagecount; } $s = $this->pageno-2; if ($s <= 0) { $s = 1; } $e = $this->pageno+2; if ($e < 5 ) { $e = 5; } if ($e > $this->pagecount) { $e = $this->pagecount; } for ($j=$s;$j<=$e;$j++) { if ($this->pageno == $j) { $code .= ''.$j.' '; } else { $code .= "$j "; } } if ($this->pageno == $this->pagecount) { $code .= "下一页>> "; } else { $code .= "下一页>> "; } $code .= ' '; $code .= '
';
$code .= '
';
return $code;
}
}