ajaxfileupload 只在ie 下js 中form 表单提交不了，寻求高手指点
本帖最后由 showbo 于 2013-01-28 14:00:03 编辑 上代码：
js
$.ajaxFileUpload({
url:'OTISUA030_UPF',
secureuri:false,
fileElementId:obj.id,
dataType: 'json',
success: function (json) {
if(json.message != "") {
$("#"+messageId).append(json.message);
return false;
}
var path = json.path;
var fileName = "";
if(json.imageFileNameOfCertificate1 == null) {
fileName = json.imageFileNameOfCertificate2;
}
else{
fileName = json.imageFileNameOfCertificate1;
}
var imgStr = "<img width='50px' height='50px' src='show.jsp?pid="+fileName+"' onclick='Action(""+imageFileNameOfCertificateId+"")' style='cursor:pointer'/>";
imgStr += "<img src='common/images/deleteImg.png' height='20px' onclick="deleteFile('"+showId+"','"+fileName+"','"+imageFileNameOfCertificateId+"')"/>";
$("#"+showId).append(imgStr);
$("#"+imageFileNameOfCertificateId).attr("value",fileName);
$("#"+imgStrView).attr("value",imgStr);
},
error: function (json) {
alert(json);
}
});
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(jQuery.browser.version=="9.0") {
iframeHtml = document.createElement('iframe');
iframeHtml.id = frameId;
iframeHtml.name = frameId;
} else if(jQuery.browser.version=="6.0"||jQuery.browser.version=="7.0"||jQuery.browser.version=="8.0") {
//var iframeHtml = document.createElement('<iframe id="' + frameId + '" name="' + frameId + '" />');
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 + '" ></form>');
var oldElement = $("#" + fileElementId);
var newElement = jQuery(oldElement).clone();
jQuery(oldElement).attr('id', fileId);
jQuery(oldElement).before(newElement);
jQuery(oldElement).appendTo(form);
if(data){
$.each(data,function(key,value){
$("<input type='hidden' name='"+key+"' value='"+value+"'/>").appendTo(form);
})
//for (var i in data) {
//$('<input type="hidden" name="' + i + '" value="' + data[i] + '" />').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,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" )
eval( "data = " + data );
// evaluate scripts within html
if ( type == "html" )
jQuery("<div>").html(data).evalScripts();
return data;
}
})
<action name="OTISUA030_UPF" method="uploadFile" class="com.oceantrust.struts.action.OTISUA030Action">
<result name="input" type="json"><param name="contentType">text/html</param></result>
<result name="success" type="json"><param name="contentType">text/html</param></result>
<result name="error">/errorView.jsp</result>
<result name="my" type="json"><param name="contentType">text/html</param></result>
<interceptor-ref name="mydefault"/>
</action>
<style>
/*file容器样式*/
a.files {
width:90px;
height:30px;
overflow:hidden;
display:block;
border:1px solid #BEBEBE;
outline:none;
/*这里改成你的图片地址*/
background:url(http://www.coding123.net/logo.jpg) left top no-repeat;
text-decoration:none;
}
/*file设为透明，并覆盖整个触发面*/
a.files input {
margin-left:-350px;
font-size:30px;/*可以通过font-size来设置高度。*/
cursor:pointer;
filter:alpha(opacity=0);
opacity:0;
border:none;
}
</style>
<form name="form" action="" method="POST" enctype="multipart/form-data">
<a class="files" href="javascript:void(0);"><input type="file" ></a></form>