Use PHP to implement a class similar to the ASP Banner component

Use PHP to implement a class similar to the ASP Banner component_PHP tutorial

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Release： 2016-07-21 16:02:34

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/***************************************************** ***
Author: Wu Zhenheng (Biz)--phpscript
E-mail: wuzhenheng@china.com
web: http://phpscript.osh.com.cn
File name: AdRotator .class.php3                                                                                                                                                                                                          .
**************************************************** ***********/

/*
Advertising Banner Manager
public method
GetAdvertisement($adfile)

parameters
Target=
Width=
Height=
Border=
Redirect=

*/
class AdRotator {
var $Target="_blank";
var $Width="460";
var $Height="60";
var $Border=0;
var $Redirect="";
var $BannerData=array ( ; */
function GetAdvertisement($adfile)
{
if(count($this->BannerData)==0)
{
$this->BannerData=$this- >ReadAdFile($adfile);
                                                                                             An ID
srand((double)microtime()*1000000000000000000);
$id=@rand(1,$uplimited);

while($this->RandTemp==$id )
                                                                                                                  $id=@rand(1 ,$uplimited);
                                                                                    / /echo $AdData[5]["image"];

                                                                         url=".$AdData[$id]["url"];
$LinkString.="" Target="".$this->Target;
$LinkString.="" Title="" .$AdData[$id]["title"];
$LinkString.="" >";
$LinkString.=" Border;
         $LinkString.="" src="".$AdData[$id]["image"];              LinkString.="" height="".$this->Height;
$LinkString.="" >";
$LinkString.="";

           //echo $LinkString;
/*
private
读入文件的基本设置
*/
function ReadAdFile($adfile)
    {
    $FP=fopen($adfile,"r");
    while($buffer=@fgets($FP,1024))
        {
        if(!eregi("#",$buffer))
            {
            if(eregi("^*",$buffer))
                {
                $switchto="off";
                }

            $SetTemp=split("=",$buffer);

            if($switchto=="")
                {
                switch     ($SetTemp[0])
                    {
                    case "REDIRECT":
                    $this->Redirect=$SetTemp[1];
                    break;

                    case "WIDTH":
                    $this->WIDTH=$SetTemp[1];
                    break;

                    case "HEIGHT":
                    $this->HEIGHT=$SetTemp[1];
                    break;

                    case "BORDER":
                    $this->BORDER=$SetTemp[1];
                    break;
                    case "TARGET":
                    $this->Target=$SetTemp[1];
                    break;
                    }
                }
            else
                {
                switch     ($SetTemp[0])
                    {
                    case "image":
                    $i++;
                    $BannerData[$i]["image"]=$SetTemp[1];
                    //echo "
";echo $buffer;echo $SetTemp[1];
                    //echo $BannerData[$i]["image"];
                    break;

                    case "url":
                    $BannerData[$i]["url"]=$SetTemp[1];
                    break;

                    case "title":
                    $BannerData[$i]["title"]=$SetTemp[1];
                    break;

                    case "rate":
                    $BannerData[$i]["rate"]=$SetTemp[1];
                    break;
                    }//end of switch
                }//end of if($switch)
            }//end of if(#)

        }//end of while

    return $BannerData;

    }//end of function

}//end of class

/*
使用方法
广告设置文件书写格式banner.txt
------开始---
REDIRECT=./adredir.asp
WIDTH=468
HEIGHT=60
BORDER=0
*

#注释

#某某公司广告1
image=../banner/1.gif
url=http://www.asps0ite.com1
title=One
rate=30
----结束-----
说明：
与ASP的广告组件相仿
*表示设置,其他为图片的设置 #：表示注释

----使用-----
$banner=new AdRotator();
echo $banner->GetAdvertisement("./banner.txt");
echo $banner->GetAdvertisement("./banner.txt");
echo $banner->GetAdvertisement("./banner.txt");
*/
?>

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