class_page.php

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<?php

class page
{
    private $each_disNums;

    private $nums;

    private $current_page;

    private $sub_pages;

    private $subPage_link;

    private $subPage_type;

    private $page_array = array();

    private $pageNums;

    public $pages;
    function __construct($each_disNums, $nums, $current_page, $sub_pages, $subPage_link,
        $subPage_type, $ajax = false)
    {
        $this->each_disNums = intval($each_disNums);
        $this->nums = intval($nums);
        if (!$current_page)
        {
            $this->current_page = 1;
        } else
        {
            $this->current_page = intval($current_page);
        }
        $this->sub_pages = intval($sub_pages);
        $this->pageNums = ceil($nums / $each_disNums);
        $this->subPage_link = $subPage_link;
        $this->subPage_type = $subPage_type;
        $this->ajax = $ajax;
        $this->subPageCss();

    }
    function initArray()
    {
        for ($i = 0; $i < $this->sub_pages; $i++)
        {
            $this->page_array[$i] = $i;
        }
        return $this->page_array;
    }
    function construct_num_Page()
    {
        if ($this->pageNums < $this->sub_pages)
        {
            $current_array = array();
            for ($i = 0; $i < $this->pageNums; $i++)
            {
                $current_array[$i] = $i + 1;
            }
        } else
        {
            $current_array = $this->initArray();
            if ($this->current_page <= 3)
            {
                for ($i = 0; $i < count($current_array); $i++)
                {
                    $current_array[$i] = $i + 1;
                }
            } elseif ($this->current_page <= $this->pageNums && $this->current_page > $this->
            pageNums - $this->sub_pages + 1)
            {
                for ($i = 0; $i < count($current_array); $i++)
                {
                    $current_array[$i] = ($this->pageNums) - ($this->sub_pages) + 1 + $i;
                }
            } else
            {
                for ($i = 0; $i < count($current_array); $i++)
                {
                    $current_array[$i] = $this->current_page - 2 + $i;
                }
            }
        }
        return $current_array;
    }
    function subPageCss()
    {
        global $tpl;
        $subPageStr = '';

        $target = $this->ajax ? 'target="ajaxiframe" ' : '';
        if ($this->current_page > 1)
        {
            $firstPageUrl = $this->subPage_link . '1';
            $prewPageUrl = $this->subPage_link . ($this->current_page - 1);
            $subPageStr .= '<a ' . $target . 'href="' . $firstPageUrl . '">' . $tpl['棣栭〉'] .
                '</a>';
            $subPageStr .= '<a ' . $target . 'href="' . $prewPageUrl . '">' . $tpl['涓婁竴椤