多文件上载系统完整版_PHP教程

＜?php
//多文件上载系统完整版
//功能强大，可任意控制上载文件数，是否覆盖

include("../include/common.inc");
$title = "多个文件的上载程序";
include("../include/header.inc");

//定义允许上载文件的数目

define("UPLOAD_NO", 10);

echo("＜p align='center'＞＜font size='4' color='#000080'＞欢迎您！＜br＞一次可以最多上载".UPLOAD_NO."个文件＜br＞＜HR＞n");
if($REQUEST_METHOD!="POST"){
    echo("＜form enctype="multipart/form-data" method=post＞n");
    echo("＜INPUT TYPE="hidden" name="MAX_FILE_SIZE" value="3000000"＞n");

    for($i=1;$i＜=UPLOAD_NO;$i++){
        echo("＜input type=file name=infile$i＞   ");

        if($i%2==0)
        echo("＜br＞n");
    }

    echo("＜br＞＜br＞＜input type="checkbox" name="overload" value="ON"＞＜/font＞ ＜font color='#ff0000'＞是否覆盖已经存在的文件？＜/font＞");
    echo("＜br＞＜br＞＜input type=submit value=上载＞＜/form＞n");
}
else{
    //处理上载
    $noinput = true;
    for($i=1;$noinput&&($i＜=UPLOAD_NO);$i++){
         if(${"infile".$i}!="none") $noinput = false;
    }
    if($noinput){
        echo("＜font size='4' color='#000080'＞没有选定的文件，返回重试＜/font＞");
        exit();
    }
    echo("＜p align='center'＞＜font size='4' color='#000080'＞您选中的文件已经成功地上载到服务器的临时目录！＜/font＞＜br＞");         
    echo("＜table border='1' width='84%' height='52' bordercolorlight='#008080' bordercolordark='#008080'＞
        ＜tr＞
            ＜td width='14%' bgcolor='#008000' height='21'＞＜font color='#FFFFFF'＞文件号＜/font＞＜/td＞
            ＜td width='52%' bgcolor='#008000' height='21'＞＜font color='#FFFFFF'＞文件名称＜/font＞＜/td＞
            ＜td width='34%' bgcolor='#008000' height='21'＞＜font color='#FFFFFF'＞文件大小＜/font＞＜/td＞
        ＜/tr＞");

    for($i=1;$i＜=UPLOAD_NO;$i++){
        $just=${"infile".$i."_size"};
        $fp_size[i] = $just;

        if($overload!=ON){
            if(file_exists(AddSlashes(dirname($PATH_TRANSLATED))."\upload\".${"infile".$i."_name"}))
                echo "＜font size='4' color='#ff0000'＞您上载的文件＜font color='#000000'＞".${"infile".$i."_name"}."＜/font＞已经存在，该文件拷贝失败！＜/font＞＜br＞";
            else{
                if(${"infile".$i}!="none"&©(${"infile".$i},AddSlashes(dirname($PATH_TRANSLATED))."/upload/".${"infile".$i."_name"})&&unlink(${"infile".$i})){
                $str = ${"infile".$i."_name"};
                echo("＜tr＞
                    ＜td width='14%' height='19'＞$i＜/td＞
                    ＜td width='52%' height='19'＞$str＜/td＞
                    ＜td width='34%' height='19'＞$fp_size[i]＜/td＞
                    ＜/tr＞");
                  }
            }
        }
        else{
            if(${"infile".$i}!="none"&©(${"infile".$i},AddSlashes(dirname($PATH_TRANSLATED))."upload".${"infile".$i."_name"})&&unlink(${"infile".$i})){
                $str = ${"infile".$i."_name"};
                echo("＜tr＞
                    ＜td width='14%' height='19'＞$i＜/td＞
                    ＜td width='52%' height='19'＞$str＜/td＞
                    ＜td width='34%' height='19'＞$fp_size[i]＜/td＞
                    ＜/tr＞");
            }
        }

    }
    echo "＜/table＞";             
}

include("../include/footer.inc");

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