<?php
if (!defined('DEDEINC')) exit('dedebiz');
/**
 * 栏目模型单元类
 * @version        $id:channelunit.class.php 2 17:32 2010年7月6日 tianya $
 * @package        DedeBIZ.Libraries
 * @copyright      Copyright (c) 2022 DedeBIZ.COM
 * @license        https://www.dedebiz.com/license
 * @link           https://www.dedebiz.com
 */
require_once(DEDEINC."/dedetag.class.php");
require_once(DEDEINC."/channelunit.func.php");
/*----------------------------------
function C____ChannelUnit();
-----------------------------------*/
class ChannelUnit
{
    var $ChannelInfos;
    var $ChannelFields;
    var $AllFieldNames;
    var $ChannelID;
    var $ArcID;
    var $dsql;
    var $SplitPageField;
    //php5构造函数
    function __construct($cid, $aid = 0)
    {
        $this->ChannelInfos = '';
        $this->ChannelFields = array();
        $this->AllFieldNames = '';
        $this->SplitPageField = '';
        $this->ChannelID = $cid;
        $this->ArcID = $aid;
        $this->dsql = $GLOBALS['dsql'];
        $sql = " SELECT * FROM `#@__channeltype` WHERE id='$cid' ";
        $this->ChannelInfos = $this->dsql->GetOne($sql);
        if (!is_array($this->ChannelInfos)) {
            echo '读取栏目信息失败，无法进行后续操作';
            exit();
        }
        $dtp = new DedeTagParse();
        $dtp->SetNameSpace('field', '<', '>');
        $dtp->LoadSource($this->ChannelInfos['fieldset']);
        if (is_array($dtp->CTags)) {
            $tnames = array();
            foreach ($dtp->CTags as $ctag) {
                $tname = $ctag->GetName();
                if (isset($tnames[$tname])) {
                    break;
                }
                $tnames[$tname] = 1;
                if ($this->AllFieldNames != '') {
                    $this->AllFieldNames .= ','.$tname;
                } else {
                    $this->AllFieldNames .= $tname;
                }
                if (is_array($ctag->CAttribute->Items)) {
                    $this->ChannelFields[$tname] = $ctag->CAttribute->Items;
                }
                $this->ChannelFields[$tname]['value'] = '';
                $this->ChannelFields[$tname]['innertext'] = $ctag->GetInnerText();
                if (empty($this->ChannelFields[$tname]['itemname'])) {
                    $this->ChannelFields[$tname]['itemname'] = $tname;
                }
                if ($ctag->GetAtt('page') == 'split') {
                    $this->SplitPageField = $tname;
                }
            }
        }
        $dtp->Clear();
    }
    function ChannelUnit($cid, $aid = 0)
    {
        $this->__construct($cid, $aid);
    }
    /**
     *  设置文档ID
     *
     * @access    private
     * @param     int   $aid  文档ID
     * @return    void
     */
    function SetArcID($aid)
    {
        $this->ArcID = $aid;
    }
    /**
     *  处理某个字段的值
     *
     * @access    public
     * @param     string  $fname  字段名称
     * @param     string  $fvalue  字段值
     * @param     string  $addvalue  增加值
     * @return    string
     */
    function MakeField($fname, $fvalue, $addvalue = '')
    {
        //处理各种数据类型
        $ftype = $this->ChannelFields[$fname]['type'];
        if ($fvalue == '') {
            if ($ftype != 'checkbox') $fvalue = $this->ChannelFields[$fname]['default'];
        }
        if ($ftype == 'text') {
            $fvalue = HtmlReplace($fvalue);
        } else if ($ftype == 'textdata') {
            if (!is_file($GLOBALS['cfg_basedir'].$fvalue)) {
                return '';
            }
            $fp = fopen($GLOBALS['cfg_basedir'].$fvalue, 'r');
            $fvalue = '';
            while (!feof($fp)) {
                $fvalue .= fgets($fp, 1024);
            }
            fclose($fp);
        } else if ($ftype == 'addon') {
            $foldvalue = $fvalue;
            $tmptext = GetSysTemplets("channel_addon.htm");
            $fvalue  = str_replace('~link~', $foldvalue, $tmptext);
            $fvalue  = str_replace('~phpurl~', $GLOBALS['cfg_phpurl'], $fvalue);
        } else if (file_exists(DEDEINC.'/taglib/channel/'.$ftype.'.lib.php')) {
            include_once(DEDEINC.'/taglib/channel/'.$ftype.'.lib.php');
            $func = 'ch_'.$ftype;
            $fvalue = $func($fvalue, $addvalue, $this, $fname);
        }
        return $fvalue;
    }
    /**
     *  获取缩略图链接
     *
     * @access    public
     * @param     string  $fvalue  表单值
     * @return    string
     */
    function GetlitImgLinks($fvalue)
    {
        if ($GLOBALS["htmltype"] == "dm") {
            if (empty($GLOBALS["pageno"])) $NowPage = 1;
            else $NowPage = intval($GLOBALS["pageno"]);
        } else {
            if (empty($GLOBALS["stNowPage"])) $NowPage = 1;
            else $NowPage = intval($GLOBALS["stNowPage"]);
        }
        $revalue = "";
        $dtp = new DedeTagParse();
        $dtp->LoadSource($fvalue);
        if (!is_array($dtp->CTags)) {
            $dtp->Clear();
            return "无图片信息";
        }
        $ptag = $dtp->GetTag("pagestyle");
        if (is_object($ptag)) {
            $pagestyle = $ptag->GetAtt('value');
            $maxwidth = $ptag->GetAtt('maxwidth');
            $ddmaxwidth = $ptag->GetAtt('ddmaxwidth');
            $irow = $ptag->GetAtt('row');
            $icol = $ptag->GetAtt('col');
            if (empty($maxwidth)) $maxwidth = $GLOBALS['cfg_album_width'];
        } else {
            $pagestyle = 2;
            $maxwidth = $GLOBALS['cfg_album_width'];
            $ddmaxwidth = 200;
        }
        if ($pagestyle == 3) {
            if (empty($irow)) $irow = 4;
            if (empty($icol)) $icol = 4;
        }
        $mrow = 0;
        $mcol = 0;
        $photoid = 1;
        $images = array();
        $TotalPhoto = sizeof($dtp->CTags);
        foreach ($dtp->CTags as $ctag) {
            if ($ctag->GetName() == "img") {
                $iw = $ctag->GetAtt('width');
                $ih = $ctag->GetAtt('heigth');
                $alt = str_replace("'", "", $ctag->GetAtt('text'));
                $src = trim($ctag->GetInnerText());
                $ddimg = $ctag->GetAtt('ddimg');
                if ($iw > $maxwidth) $iw = $maxwidth;
                $iw = (empty($iw) ? "" : "width='$iw'");
                if ($GLOBALS["htmltype"] == "dm") {
                    $imgurl = "view.php?aid=$this->ArcID&pageno=$photoid";
                } else {
                    if ($photoid == 1) {
                        $imgurl = $GLOBALS["fileFirst"].".html";
                    } else {
                        $imgurl = $GLOBALS["fileFirst"]."_".$photoid.".html";
                    }
                }
                $imgcls = "image".($photoid - 1);
                $revalue .= "<dl><dt>$alt<dd>$ddimg<dd>$ddimg<dd>$ddimg<dd><dd><div></div><div></div><dd><dd>$photoid</dd></dl>\r\n";
                $photoid++;
            }
        }
        unset($dtp);
        unset($images);
        return $revalue;
    }
    //关闭所占用的资源
    function Close()
    {
    }
}//End  class ChannelUnit
?>