Php > Site Navigation

Another Paging with Stage

Another Paging with Stage

<?php 
  class paging { 
    function paging () { 
      $this->rowperpage = 50; 
      $this->pageperstg = 20; 
    } 
    function getPaging($rownum, $pg="1", $stg="1") { 
      $arr = explode("&",$_SERVER["QUERY_STRING"]); 
      if (is_array($arr)) { 
        for ($i=0;$i<count($arr);$i++) { 
          if (!is_int(strpos($arr[$i],"pg=")) && !is_int(strpos($arr[$i],"stg=")) && trim($arr[$i]) != "") $qs .= $arr[$i]."&"; 
        } 
      } 
      if ($this->rowperpage<$rownum) { 
        $allpage = ceil($rownum/$this->rowperpage); 
        $allstg  = ceil($allpage/$this->pageperstg); 
        $minpage = (($stg-1)*$this->pageperstg)+1; 
        $maxpage = $stg*$this->pageperstg; 
        if ($maxpage>$allpage) $maxpage = $allpage; 
        if ($allpage>1) { 
          $rtn  = "<table width=100% align=center cellpadding=2 cellspacing=0><tr align=center valign=middle><td class=\"smallbody\">"; 
          if ($stg>1) $rtn .= "<a href=\"".$_SERVER["PHP_SELF"]."?".$qs."pg=".($minpage-1)."&stg=".($stg-1)."\">Previous Stage</a> | "; 
          if ($pg>1) { 
            if ($pg==$minpage) { 
              $rtn .= "<a href=\"".$_SERVER["PHP_SELF"]."?".$qs."pg=".($pg-1)."&stg=".($stg-1)."\">Previous</a> | "; 
            } else { 
              $rtn .= "<a href=\"".$_SERVER["PHP_SELF"]."?".$qs."pg=".($pg-1)."&stg=$stg\">Previous</a> | "; 
            } 
          } 
          for ($i=$minpage;$i<=$maxpage;$i++) { 
            if ($i==$pg) { 
              $rtn .= "<b>$i</b> | "; 
            } else { 
              $rtn .= "<a href=\"".$_SERVER["PHP_SELF"]."?".$qs."pg=$i&stg=$stg\" title='Page $i'>$i</a> | "; 
            } 
          } 
          if ($pg<=$maxpage) { 
            if ($pg==$maxpage && $stg<$allstg) { 
              $rtn .= " <a href=\"".$_SERVER["PHP_SELF"]."?".$qs."pg=".($pg+1)."&stg=".($stg+1)."\">Next</a> | "; 
            } elseif ($pg<$maxpage) { 
              $rtn .= " <a href=\"".$_SERVER["PHP_SELF"]."?".$qs."pg=".($pg+1)."&stg=$stg\">Next</a> | "; 
            } 
          } 
          if ($stg<$allstg) $rtn .= "<a href=\"".$_SERVER["PHP_SELF"]."?".$qs."pg=".($maxpage+1)."&stg=".($stg+1)."\">Next Stage</a> | "; 
          $rtn = substr($rtn,0,strlen($rtn)-3); 
          $rtn .= "</td></tr></table>"; 
          return $rtn; 
        } 
      } 
    } 
  }; 
?>