<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
<title>仿163网盘无刷新文件上传系统</title>
</head>
<body>
<style>
.fu_list {
width:600px;
background:#ebebeb;
font-size:12px;
}
.fu_list td {
padding:5px;
line-height:20px;
background-color:#fff;
}
.fu_list table {
width:100%;
border:1px solid #ebebeb;
}
.fu_list thead td {
background-color:#f4f4f4;
}
.fu_list b {
font-size:14px;
}
/*file容器样式*/
a.files {
width:90px;
height:30px;
overflow:hidden;
display:block;
border:1px solid #BEBEBE;
background:url(img/fu_btn.gif) left top no-repeat;
text-decoration:none;
}
a.files:hover {
background-color:#FFFFEE;
background-position:0 -30px;
}
/*file设为透明，并覆盖整个触发面*/
a.files input {
margin-left:-350px;
font-size:30px;
cursor:pointer;
filter:alpha(opacity=0);
opacity:0;
}
/*取消点击时的虚线框*/
a.files, a.files input {
outline:none;/*ff*/
hide-focus:expression(this.hideFocus=true);/*ie*/
}
</style>
<form id="uploadForm" action="file.asp" method="post" enctype="multipart/form-data">
<table border="0" cellspacing="1" class="fu_list">
<thead>
<tr>
<td colspan="2"><b>上传文件</b></td>
</tr>
</thead>
<tbody>
<tr>
<td align="right" width="15%" style="line-height:35px;">添加文件：</td>
<td><a href="javascript:void(0);" class="files" id="idFile"></a> <img id="idProcess" style="display:none;" src="img/loading.gif" /></td>
</tr>
<tr>
<td colspan="2"><table border="0" cellspacing="0">
<thead>
<tr>
<td>文件路径</td>
<td width="100"></td>
</tr>
</thead>
<tbody id="idFileList">
</tbody>
</table></td>
</tr>
<tr>
<td colspan="2" style="color:gray">温馨提示：最多可同时上传 <b id="idLimit"></b> 个文件，只允许上传 <b id="idExt"></b> 文件。 </td>
</tr>
<tr>
<td colspan="2" align="center" id="idMsg"><input type="button" value="开始上传" id="idBtnupload" disabled="disabled" />
<input type="button" value="全部取消" id="idBtndel" disabled="disabled" />
</td>
</tr>
</tbody>
</table>
</form>
<script type="text/javascript">
var isIE = (document.all) ? true : false;
var $ = function (id) {
return "string" == typeof id ? document.getElementById(id) : id;
};
var Class = {
create: function() {
return function() {
this.initialize.apply(this, arguments);
}
}
}
var Extend = function(destination, source) {
for (var property in source) {
destination[property] = source[property];
}
}
var Bind = function(object, fun) {
return function() {
return fun.apply(object, arguments);
}
}
var Each = function(list, fun){
for (var i = 0, len = list.length; i < len; i++) { fun(list[i], i); }
};
//文件上传类
var FileUpload = Class.create();
FileUpload.prototype = {
//表单对象，文件控件存放空间
initialize: function(form, folder, options) {
this.Form = $(form);//表单
this.Folder = $(folder);//文件控件存放空间
this.Files = [];//文件集合
this.SetOptions(options);
this.FileName = this.options.FileName;
this.RanName = !!this.options.RanName;
this._FrameName = this.options.FrameName;
this.Limit = this.options.Limit;
this.Distinct = !!this.options.Distinct;
this.ExtIn = this.options.ExtIn;
this.ExtOut = this.options.ExtOut;
this.onIniFile = this.options.onIniFile;
this.onEmpty = this.options.onEmpty;
this.onNotExtIn = this.options.onNotExtIn;
this.onExtOut = this.options.onExtOut;
this.onLimite = this.options.onLimite;
this.onSame = this.options.onSame;
this.onFail = this.options.onFail;
this.onIni = this.options.onIni;
if(!this._FrameName){
//为每个实例创建不同的iframe
this._FrameName = "uploadFrame_" + Math.floor(Math.random() * 1000);
//ie不能修改iframe的name
var oFrame = isIE ? document.createElement("<iframe name=\"" + this._FrameName + "\">") : document.createElement("iframe");
//为ff设置name
oFrame.name = this._FrameName;
oFrame.style.display = "none";
//在ie文档未加载完用appendChild会报错
document.body.insertBefore(oFrame, document.body.childNodes[0]);
}
//设置form属性，关键是target要指向iframe
this.Form.target = this._FrameName;
this.Form.method = "post";
//注意ie的form没有enctype属性，要用encoding
this.Form.encoding = "multipart/form-data";
//整理一次
this.Ini();
},
//设置默认属性
SetOptions: function(options) {
this.options = {//默认值
FileName: "",//文件上传控件的name，配合后台使用
RanName: false,//文件上传的name是否随机名(这个是用于asp的无组件上传)
FrameName: "",//iframe的name，要自定义iframe的话这里设置name
onIniFile: function(){},//整理文件时执行(其中参数是file对象)
onEmpty: function(){},//文件空值时执行
Limit: 0,//文件数限制，0为不限制
onLimite: function(){},//超过文件数限制时执行
Distinct: true,//是否不允许相同文件
onSame: function(){},//有相同文件时执行
ExtIn: [],//允许后缀名
onNotExtIn: function(){},//不是允许后缀名时执行
ExtOut: [],//禁止后缀名，当设置了ExtIn则ExtOut无效
onExtOut: function(){},//是禁止后缀名时执行
onFail: function(){},//文件不通过检测时执行(其中参数是file对象)
onIni: function(){}//重置时执行
};
Extend(this.options, options || {});
},
//整理空间
Ini: function() {
//整理文件集合
this.Files = [];
//整理文件空间，把有值的file放入文件集合
Each(this.Folder.getElementsByTagName("input"), Bind(this, function(o){
if(o.type == "file"){ o.value && this.Files.push(o); this.onIniFile(o); }
}))
//插入一个新的file
var file = document.createElement("input");
file.name = this.FileName; file.type = "file"; file.onchange = Bind(this, function(){ this.Check(file); this.Ini(); });
//asp用upload_5xsoft无组件上传时需要设置不同的name
if(this.RanName){ file.name += "_file" + Math.floor(Math.random() * 1000); }
this.Folder.appendChild(file);
//执行附加程序
this.onIni();
},
//检测file对象
Check: function(file) {
//检测变量
var bCheck = true;
//空值、文件数限制、后缀名、相同文件检测
if(!file.value){
bCheck = false; this.onEmpty();
} else if(this.Limit && this.Files.length >= this.Limit){
bCheck = false; this.onLimite();
} else if(!!this.ExtIn.length && !RegExp("\.(" + this.ExtIn.join("|") + ")$", "i").test(file.value)){
//检测是否允许后缀名
bCheck = false; this.onNotExtIn();
} else if(!!this.ExtOut.length && RegExp("\.(" + this.ExtOut.join("|") + ")$", "i").test(file.value)) {
//检测是否禁止后缀名
bCheck = false; this.onExtOut();
} else if(!!this.Distinct) {
Each(this.Files, function(o){ if(o.value == file.value){ bCheck = false; } })
if(!bCheck){ this.onSame(); }
}
//没有通过检测
!bCheck && this.onFail(file);
},
//删除指定file
Delete: function(file) {
//移除指定file
this.Folder.removeChild(file); this.Ini();
},
//删除全部file
Clear: function() {
//清空文件空间
Each(this.Files, Bind(this, function(o){ this.Folder.removeChild(o); })); this.Ini();
}
}
var fu = new FileUpload("uploadForm", "idFile", { Limit: 3, ExtIn: ["jpg", "gif"], RanName: true,
onIniFile: function(file){ file.value ? file.style.display = "none" : this.Folder.removeChild(file); },
onEmpty: function(){ alert("请选择一个文件"); },
onLimite: function(){ alert("超过上传限制"); },
onSame: function(){ alert("已经有相同文件"); },
onNotExtIn: function(){ alert("只允许上传" + this.ExtIn.join("，") + "文件"); },
onFail: function(file){ this.Folder.removeChild(file); },
onIni: function(){
//显示文件列表
var arrRows = [];
if(this.Files.length){
v
仿163网盘无刷新文件上传.rar
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2008-11-20
18:08:57
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loading.gif 778B fu_btn.gif 1KB upload_5xsoft.inc 5KB file 仿163网盘无刷新文件上传系统 - cloudgamer - 博客园.url 149B资源评论
