日期:2011-10-08 浏览次数:20426 次
#*********************************************************
#文件名称:
inc_class.upload.php
#Copyright (c)
2007-2009 青春一度 all rights reserved.
#最后更新: 2009-08-05
#版本 : v 2.0.a
#注:转发时请保留此声明信息,这段声明不并会影响你的速度!
#如有修改请将修改后的文件以邮件形式发送给作者一份,谢谢!
#
#*********************************************************
if(!defined('IN_PHPADLEYIU'))
{
exit('Access Denied');
}
/*
//使用说明:
//声明一个上传类
include_once(ADLEYLIU_ROOT.'./inc_class.upload.php');
$_YL_UPLOAD
= array();
$yl_uploadfile = new
yl_upload_class();
$_YL_UPLOAD['yl_filedata'] =
'uploadFile';//表单名
$_YL_UPLOAD['yl_directroy'] =
'upload_files';//上传主目录
$_YL_UPLOAD['file_urldirectroy'] = '/';//
程序路径
$_YL_UPLOAD['yl_settingsnew'] =
''.date('ym').'/'.date('d').'/'.substr(time(), 0,
5).'';//上传子主目录
$_YL_UPLOAD['yl_maxsize'] = 1048576;
//这里以字节为单位(1024*2)*1024=2097152 就是 2M
$_YL_UPLOAD['yl_sizeformat'] =
'k'; //显示文件大小单位b字节,k千,m兆
$_YL_UPLOAD['yl_arrext'] =
array('gif','jpg','jpeg','png','bmp','rar','txt');//允许上传文件类型
$_YL_UPLOAD['yl_ext'] = 0; //0原文件类型上传,1统一为存为jpg
$_YL_UPLOAD['yl_prefix'] = ''.$uid.''.$yl_uploadfile -> yl_createrand(1,0).''.$cid.'';
//在文件名前缀加上特殊字符 //$uid 会员ID $cid 分类ID
$_YL_UPLOAD['yl_suffix'] = ''; //''.$yl_uploadfile -> yl_createrand(3,0).'';
//在文件名后缀加上特殊字符
$_YL_UPLOAD['thumbwidth'] = 100;
//缩略图宽
$_YL_UPLOAD['thumbheight'] = 100;
//缩略图高
$_YL_UPLOAD['maxthumbwidth'] = 500;
//大图高
$_YL_UPLOAD['maxthumbheight'] = 500;
//大图宽
//上传
$yl_uploadfile -> yl_uploadfile();
获取值:
'yl_filename' => addslashes($_YL_UPLOAD['yl_filename']),原文件名
'yl_attachment' => $_YL_UPLOAD['yl_attachment'],新文件名及路径
'yl_filesize' => $_YL_UPLOAD['yl_filesize'] ,文件大小
'yl_filetype' => $_YL_UPLOAD['yl_filetype'],文件类型
'yl_isimage' => $_YL_UPLOAD['yl_isimage'],是否是图片
'yl_isthumb' => $_YL_UPLOAD['yl_isthumb'],是否有小图片
*/
class yl_upload_class
{
function __GET($property_name)
{
if(isset($this -> $property_name))
{
return $this -> $property_name;
} else
{
return
NULL;
}
}
function __SET($property_name,
$value) {
$this -> $property_name =
$value;
}
#*********************************************************
#生成缩略图
#*********************************************************
function makethumb($srcfile) {
global $_YL_UPLOAD;
//判断文件是否存在
if (!file_exists($srcfile))
{
return '';
}
$dstfile =
$srcfile.'.small.jpg';
$bigfile =
$srcfile.'.big.jpg';
//缩略图大小
$tow =
intval($_YL_UPLOAD['thumbwidth']);
$toh =
intval($_YL_UPLOAD['thumbheight']);
if($tow < 60) $tow =<