ajaxfileupload.js
30957 단어 ajaxFileUpload
jQuery.extend
(
{
createUploadIframe: function(id, uri)
{
//create frame
var frameId = 'jUploadFrame' + id;
if(window.ActiveXObject)
{
// :IE9
if(navigator.userAgent.indexOf("MSIE 9.0")>0)
{
io = document.createElement('iframe');
io.id = frameId;
io.name = frameId;
}
// IE6/7/8
else if(navigator.userAgent.indexOf("MSIE 6.0") > 0 || navigator.userAgent.indexOf("MSIE 7.0") > 0
|| navigator.userAgent.indexOf("MSIE 8.0")> 0 )
{
var io = document.createElement('<iframe id="' + frameId + '" name="' + frameId + '" />');
if(typeof uri== 'boolean')
{
io.src = 'javascript:false';
}
else if(typeof uri== 'string')
{
io.src = uri;
}
}
/*var io = document.createElement('<iframe id="' + frameId + '" name="' + frameId + '" />');
if(typeof uri== 'boolean')
{
io.src = 'javascript:false';
}
else if(typeof uri== 'string')
{
io.src = uri;
}*/
}
else
{
var io = document.createElement('iframe');
io.id = frameId;
io.name = frameId;
}
io.style.position = 'absolute';
io.style.top = '-1000px';
io.style.left = '-1000px';
document.body.appendChild(io);
return io;
},
createUploadForm: function(id, fileElementId)
{
//create form
var formId = 'jUploadForm' + id;
var fileId = 'jUploadFile' + id;
var form = $('<form action="" method="POST" name="' + formId + '" id="' + formId + '" enctype="multipart/form-data"></form>');
var oldElement = $('#' + fileElementId);
var newElement = $(oldElement).clone();
$(oldElement).attr('id', fileId);
$(oldElement).before(newElement);
$(oldElement).appendTo(form);
//set attributes
$(form).css('position', 'absolute');
$(form).css('top', '-1200px');
$(form).css('left', '-1200px');
$(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);
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 ){
// file value
document.getElementById(s.fileElementId).value = '';
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);
//console.log("e="+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
{
$(io).remove();
$(form).remove();
}
catch(e)
{
//console.log("e="+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 io = $('#' + frameId);
var form = $('#' + formId);
$(form).attr('action', s.url);
$(form).attr('method', 'POST');
$(form).attr('target', frameId);
if(form.encoding)
{
form.encoding = 'multipart/form-data';
}
else
{
form.enctype = 'multipart/form-data';
}
$(form).submit();
}
catch(e)
{
//console.log("e="+e);
//jQuery.handleError(s, xml, null, e);
}
if(window.attachEvent)
{
document.getElementById(frameId).attachEvent('onload', uploadCallback);
}
else
{
document.getElementById(frameId).addEventListener('load', uploadCallback, false);
}
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" )
{
var ie = (navigator.appVersion.indexOf("MSIE")!=-1);//IE
if(ie)
{
eval( "data = " + data);
}
else
{
eval( "data = " + $(data).text() );
}
}
// evaluate scripts within html
if ( type == "html" )
{
jQuery("<div>").html(data).evalScripts();
}
//alert($('param', data).each(function(){alert($(this).attr('value'));}));
return data;
}
}
);jsp
<%@ page language="java" contentType="text/html; charset=UTF-8"
pageEncoding="UTF-8"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title> </title>
<script src="js/jquery.min.js" ></script>
<script src="js/ajaxfileupload.js" ></script>
</head>
<body>
<div class="control-group">
<label class="control-label" for=""> ：</label>
<div class="controls">
<input type="file" class="keyword51" value="" size="16" id="input_file_Name" name="input_file_Name" onChange="return upload(this);"/>
</div>
</div>
</body>
<script type="text/javascript">
function upload(sender)
{
//
$.ajaxFileUpload
(
{
url:url, //
secureuri:false,
fileElementId:'input_file_Name',// ，input type=file id
dataType: 'json',
success: function (data)
{
console.info(data);
},
error: function (data)
{
//console.log(data);
//popDialog.show('<s:text name="data.html.cp.message"/>', '<s:text name="data.html.cp.inputmusicfileerror"/>');
}
}
);
return true;
}
</script>
</html><a id="uploadImg" href="javascript:void(0)"> <input type="file" name="image" id="stfile" size="1">이 내용에 흥미가 있습니까?
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