ajaxfileupload 文件上传
来源:互联网 发布:淘宝算命害了多少人 编辑:程序博客网 时间:2024/05/22 12:31
今天公司项目需要文件上传,网上查了些资料及报的好多问题,今天顺便把他整理一下,以便以后使用和帮助需要帮助的人
html 代码
引入js文件
jquery.min.js
ajaxfileupload.js
<table>
<tr>
<td align="center">效果图</td>
<td colspan="3">
<!-- name属性必须加,我调试了半天没加name属性上传会出问题,没有拿到上传文件-->
<input type="file" id="effectImage" name="effectImage"/>
<input type="button" value="上传" onclick="uploadImageFile('effectImage','effectImageShow','/action');"/>
<div id="effectImageShow" style="width:100%;"></div>
</td>
</tr>
<tr>
<td align="center">交通图</td>
<td colspan="3">
<input type="file" id="trafficImage" name="trafficImage"/>
<input type="button" value="上传" onclick="uploadImageFile('trafficImage','trafficImageShow','/action');"/>
<div id="trafficImageShow" style="width:100%;"></div>
</td>
</tr>
<tr>
<td align="center">户型图</td>
<td colspan="3">
<input type="file" id="houseImage" name="houseImage"/>
<input type="button" value="上传" onclick="uploadImageFile('houseImage','houseImageShow','/action');"/>
<div id="houseImageShow" style="width:100%;"></div>
</td>
</tr>
<tr>
<td align="center">实景图</td>
<td colspan="3">
<input type="file" id="realImage" name="realImage"/>
<input type="button" value="上传" onclick="uploadImageFile('realImage','realImageShow','/action');"/>
<div id="realImageShow" style="width:100%;"></div>
</td>
</tr>
<tr>
<td align="center">样板房</td>
<td colspan="3">
<input type="file" id="modelImage" name="modelImage"/>
<input type="button" value="上传" onclick="uploadImageFile('modelImage','modelImageShow','/action');"/>
<div id="modelImageShow" style="width:100%;"></div>
</td>
</tr>
</table>
js 文件代码
/**
* 上传图片
* @param id 上传控件id 如:<input type="file" id="trafficImage"/> id=trafficImage
* @param showId 图片上传成功后显示id
*/
function uploadImageFile(id, showId,url) {
if(!$("#"+id).val()){
alert( "请选择所要上传的文件!");
return false;
}
$.ajaxFileUpload({
url : url,
secureuri : false,
fileElementId : id,
dataType : "json",
success : function(data, status) {
alert("上传成功!");
$("#" + showId).append('<span id="'+data.id+'"><a href="' + data.href+ '">'
+ data.name + '</a> <a href="javascript:void(0);" onclick="deleteUploadImageTag(\''
+ showId +'\',\'' + data.id + '\');">删除</a> </span>');
},
error : function(data, status, e) {
alert( "上传失败:" + data.msg);
}
});
}
/**
* 删除
* @param showId
* @param spanId
*/
function deleteUploadImageTag(showId,spanId){
$('#'+ showId + ' span[id='+ spanId +']').remove();
}
ajaxfileupload.js
jQuery.extend({
createUploadIframe: function(id, uri)
{
//create frame
var frameId = 'jUploadFrame' + id;
var iframeHtml = '<iframe id="' + frameId + '" name="' + frameId + '" style="position:absolute; top:-9999px; left:-9999px"';
if(window.ActiveXObject)
{
if(typeof uri== 'boolean'){
iframeHtml += ' src="' + 'javascript:false' + '"';
}
else if(typeof uri== 'string'){
iframeHtml += ' src="' + uri + '"';
}
}
iframeHtml += ' />';
jQuery(iframeHtml).appendTo(document.body);
return jQuery('#' + frameId).get(0);
},
createUploadForm: function(id, fileElementId, data)
{
//create form
var formId = 'jUploadForm' + id;
var fileId = 'jUploadFile' + id;
var form = jQuery('<form action="" method="POST" name="' + formId + '" id="' + formId + '" enctype="multipart/form-data"></form>');
if(data)
{
for(var i in data)
{
jQuery('<input type="hidden" name="' + i + '" value="' + data[i] + '" />').appendTo(form);
}
}
var oldElement = jQuery('#' + fileElementId);
var newElement = jQuery(oldElement).clone();
jQuery(oldElement).attr('id', fileId);
jQuery(oldElement).before(newElement);
jQuery(oldElement).appendTo(form);
//set attributes
jQuery(form).css('position', 'absolute');
jQuery(form).css('top', '-1200px');
jQuery(form).css('left', '-1200px');
jQuery(form).appendTo('body');
return form;
},
ajaxFileUpload: function(s) {
// TODO introduce global settings, allowing the client to modify them for all requests, not only timeout
s = jQuery.extend({}, jQuery.ajaxSettings, s);
var id = new Date().getTime()
var form = jQuery.createUploadForm(id, s.fileElementId, (typeof(s.data)=='undefined'?false:s.data));
var io = jQuery.createUploadIframe(id, s.secureuri);
var frameId = 'jUploadFrame' + id;
var formId = 'jUploadForm' + id;
// Watch for a new set of requests
if ( s.global && ! jQuery.active++ )
{
jQuery.event.trigger( "ajaxStart" );
}
var requestDone = false;
// Create the request object
var xml = {}
if ( s.global )
jQuery.event.trigger("ajaxSend", [xml, s]);
// Wait for a response to come back
var uploadCallback = function(isTimeout)
{
var io = document.getElementById(frameId);
try
{
if(io.contentWindow)
{
xml.responseText = io.contentWindow.document.body?io.contentWindow.document.body.innerHTML:null;
xml.responseXML = io.contentWindow.document.XMLDocument?io.contentWindow.document.XMLDocument:io.contentWindow.document;
}else if(io.contentDocument)
{
xml.responseText = io.contentDocument.document.body?io.contentDocument.document.body.innerHTML:null;
xml.responseXML = io.contentDocument.document.XMLDocument?io.contentDocument.document.XMLDocument:io.contentDocument.document;
}
}catch(e)
{
jQuery.handleError(s, xml, null, e);
}
if ( xml || isTimeout == "timeout")
{
requestDone = true;
var status;
try {
status = isTimeout != "timeout" ? "success" : "error";
// Make sure that the request was successful or notmodified
if ( status != "error" )
{
// process the data (runs the xml through httpData regardless of callback)
var data = jQuery.uploadHttpData( xml, s.dataType );
// If a local callback was specified, fire it and pass it the data
if ( s.success )
s.success( data, status );
// Fire the global callback
if( s.global )
jQuery.event.trigger( "ajaxSuccess", [xml, s] );
} else
jQuery.handleError(s, xml, status);
} catch(e)
{
status = "error";
jQuery.handleError(s, xml, status, e);
}
// The request was completed
if( s.global )
jQuery.event.trigger( "ajaxComplete", [xml, s] );
// Handle the global AJAX counter
if ( s.global && ! --jQuery.active )
jQuery.event.trigger( "ajaxStop" );
// Process result
if ( s.complete )
s.complete(xml, status);
jQuery(io).unbind()
setTimeout(function()
{ try
{
jQuery(io).remove();
jQuery(form).remove();
} catch(e)
{
jQuery.handleError(s, xml, null, e);
}
}, 100)
xml = null
}
}
// Timeout checker
if ( s.timeout > 0 )
{
setTimeout(function(){
// Check to see if the request is still happening
if( !requestDone ) uploadCallback( "timeout" );
}, s.timeout);
}
try
{
var form = jQuery('#' + formId);
jQuery(form).attr('action', s.url);
jQuery(form).attr('method', 'POST');
jQuery(form).attr('target', frameId);
if(form.encoding)
{
jQuery(form).attr('encoding', 'multipart/form-data');
}
else
{
jQuery(form).attr('enctype', 'multipart/form-data');
}
jQuery(form).submit();
} catch(e)
{
jQuery.handleError(s, xml, null, e);
}
jQuery('#' + frameId).load(uploadCallback );
return {abort: function () {}};
},
uploadHttpData: function( r, type ) {
var data = !type;
data = type == "xml" || data ? r.responseXML : r.responseText;
// If the type is "script", eval it in global context
if ( type == "script" )
jQuery.globalEval( data );
// Get the JavaScript object, if JSON is used.
if ( type == "json" )
// 返回的json串前加了这句代码<pre style="word-wrap: break-word; white-space: pre-wrap;">返回的Json<pre>
/**-----处理上传返回的json格式 start----**/
if(data.indexOf('{') != -1){
data = data.substring(data.indexOf('{'),data.lastIndexOf('}')+1);
}
/**-----处理上传返回的json格式 end----**/
eval( "data = " + data );
// evaluate scripts within html
if ( type == "html" )
jQuery("<div>").html(data).evalScripts();
return data;
},
// jquery高版本没有此函数,将低版本的此函数复制过来解决handleError错误
handleError: function( s, xhr, status, e ) {
// If a local callback was specified, fire it
if ( s.error ) {
s.error.call( s.context || s, xhr, status, e );
}
// Fire the global callback
if ( s.global ) {
(s.context ? jQuery(s.context) : jQuery.event).trigger( "ajaxError", [xhr, s, e] );
}
}
})
- ajaxfileupload ajax文件上传
- ajaxfileupload文件上传
- ajaxfileupload 多文件上传
- ajaxFileUpload插件上传文件
- ajaxFileupload多文件上传
- ajaxFileUpload 多文件上传
- ajaxfileupload 文件上传
- AjaxFileUpload实现文件上传
- JQuery ajaxfileupload上传文件
- ajaxfileupload+springMVC上传文件
- ajaxFileupload多文件上传
- ajaxFileUpload 上传文件
- ajaxFileUpload 异步上传文件
- ajaxfileupload多文件上传
- $.ajaxFileUpload文件上传
- ajaxfileupload文件上传
- ajaxFileUpload ajax文件上传
- 使用ajaxfileupload上传文件
- hdu 1520 Anniversary party
- 如何保持核心竞争力
- 程序员健康小提示--设置健康的myeclipse工作区背景色
- Android数据库 之 SQLite数据库
- Cannot return from outside a function or method
- ajaxfileupload 文件上传
- mysql5.6配置同步复制的新方法以及常见问题的解决方法
- xenbus and xenstore
- gvim关闭菜单栏和工具栏
- eclipse报错:org.eclipse.swt.custom.StyledText.getScrollbarsMode()I
- Project Euler problem 479
- 二叉树遍历
- [MOOC笔记]第一章 绪论(数据结构)
- attempt to create delete event with null entity解决办法