ajaxfileupload.js
jQuery.extend({
createUploadIframe: function(id, uri)
{
//create frame
var frameId = 'jUploadFrame' + id;
if(window.ActiveXObject) {
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;
},
addOtherRequestsToForm: function(form,data)
{
// add extra parameter
var originalElement = $('<input type="hidden" name="" value="">');
for (var key in data) {
name = key;
value = data[key];
var cloneElement = originalElement.clone();
cloneElement.attr({'name':name,'value':value});
$(cloneElement).appendTo(form);
}
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);
if ( s.data ) form = jQuery.addOtherRequestsToForm(form,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
{
$(io).remove();
$(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 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';
}
$(form).submit();
} catch(e)
{
jQuery.handleError(s, xml, null, e);
}
if(window.attachEvent){
document.getElementById(frameId).attachEvent('onload', uploadCallback);
}
else{
document.getElementById(frameId).addEventListener('load', uploadCallback, false);
}
return {abort: function () {}};
},
uploadHttpData: function( r, type ) {
var data = !type;
data = type == "xml" || data ? r.responseXML : r.responseText;
// If the type is "script", eval it in global context
if ( type == "script" )
jQuery.globalEval( data );
// Get the JavaScript object, if JSON is used.
if ( type == "json" )
{
// If you add mimetype in your response,
// you have to delete the '<pre></pre>' tag.
// The pre tag in Chrome has attribute, so have to use regex to remove
var data = r.responseText;
var rx = new RegExp("<pre.*?>(.*?)</pre>","i");
var am = rx.exec(data);
//this is the desired data extracted
var data = (am) ? am[1] : ""; //the only submatch or empty
eval( "data = " + data );
}
// evaluate scripts within html
if ( type == "html" )
jQuery("<div>").html(data).evalScripts();
//alert($('param', data).each(function(){alert($(this).attr('value'));}));
if ( type == "application/json"){
var data = r.responseText;
data = jQuery.parseJSON(jQuery(data).text())
}
return data;
}
})
jsp
<%@ page language="java" contentType="text/html; charset=UTF-8"
pageEncoding="UTF-8"%>
<%@ taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core"%>
<%@ taglib prefix="fmt" uri="http://java.sun.com/jsp/jstl/fmt"%>
<%
String path = request.getContextPath();
String basePath = request.getScheme() + "://"
+ request.getServerName() + ":" + request.getServerPort()
+ path + "/";
%>
<!DOCTYPE>
<html>
<head>
<base href="<%=basePath%>">
<title>北斗救援平台</title>
<jsp:include page="common/head.jsp"/>
<link href="static/page/style/grzx.css" rel="stylesheet" type="text/css">
</head> <body> <div id="columnbanner"><img src="static/page/images/grzx/banner.jpg"></div> <div id="mainbox">
<jsp:include page="common/grzx_navigation.jsp"></jsp:include>
<div id="rightbox">
<div id="big_title">
<p>首页 · 帮助中心 · 栏目名称</p>
我的轨迹
</div>
<div id="grzx_wdgj">
<table width="100%" border="0" cellspacing="0" cellpadding="0">
<thead>
<tr>
<td width="60" align="center">编号</td>
<td>轨迹名称</td>
<td width="120" align="center"> </td>
<td width="100" align="center">操作</td>
</tr>
</thead>
<tbody id="content"> </tbody>
</table> </div>
<div id="big_title">新增轨迹</div>
<div id="grzx_wdzl" style="border:1px solid #ccc;border-top:none; padding:20px; background:#f9f9f9;">
<table style="margin:0px;">
<tr>
<td valign="top">轨迹名称：</td>
<td><input type="text" name="NAME" id="NAME" style="width:250px;"></td>
</tr>
<tr>
<td valign="top">上传附件：</td>
<td><input type="file" name="upfile" id="file2" style="width:250px;"></td>
</tr>
<tr>
<td valign="top"> </td>
<td><button type="submit" onclick="getupfilerul();">确认保存</button></td>
</tr>
</table> </div> </div>
<div class="clear"></div>
</div> <jsp:include page="common/foot.jsp"></jsp:include>
</body>
<script type="text/javascript" src="static/js/ajaxfileupload.js"></script>
<link href="static/page/script/colorbox/example4/colorbox.css" rel="stylesheet" type="text/css" />
<script src="static/page/script/colorbox/colorbox/jquery.colorbo.proadmin.js"></script>
<script type="text/javascript">
//基本接口-获取文件上传url
function getupfilerul(){
$.ajaxFileUpload({
url:'usertrail/canupload',
fileElementId:'file2',
data:{NAME:$("#NAME").val()},
//dataType:'json',
dataType:'application/json',
success:function(data,status){
if(status=="success"){
location.reload();
}
},
error:function(data,status,e){
alert(e);
}
});
}
//删除文件
function deleteTrail(obj){
$.post('usertrail/candeleteTrail',{USERTRAIL_ID:obj},function(data){
if(!data.status){
alert(data.message);
return;
}
location.reload();
});
}
//生成轨迹图
function toguiji(id){
$(".tyj").colorbox({innerWidth:800, title :'我的地址', href:'bdjy/grzx_gjxx?c='+id , innerHeight:600, iframe:true, escKey:false, overlayClose:false});
}
$(function(){
$.post('usertrail/canfindByUserId',function(data){
if(!data.status){
alert(data.message);
return;
}
var str='';
for(var i=0;i<data.data.length;i++){
str+='<tr>'
+'<td align="center">01</td>'
+'<td><span>'+data.data[i].NAME+'</span></td>'
+'<td align="center"><a class="tyj" onclick="toguiji(\''+data.data[i].USERTRAIL_ID+'\')">生成轨迹图</a></td>'
+'<td align="center"><a class="ckxx" href="javascript:void(0)" onclick="deleteTrail(\''+data.data[i].USERTRAIL_ID+'\')">删除</a></td>'
+'</tr>';
}
$('#content').html(str);
});
});
</script>
</html>
java
/**
* 描述：上传文件，解析文件，存到数据库中，并且返回前台文件路径
* @param file
* @return 文件地址
*/
@RequestMapping(value="canupload",method=RequestMethod.POST)
@ResponseBody
public Object uploadimg(@RequestParam("upfile") MultipartFile file,
@RequestParam("NAME") String NAME,HttpServletRequest request){
String ffile = DateUtil.getDays(), fileName = "";
Map<String, Object> map = new HashMap<String, Object>();
Map<String, Object> guijimap = new HashMap<String, Object>();
PageData pd = new PageData();
pd = this.getPageData();
if (null != file && !file.isEmpty()) {
String filePath = PathUtil.getClasspath()+Const.CAROUSEL +ffile;
fileName = FileUpload.fileUp(file, filePath, this.get32UUID());
map.put("url", ffile + "/" +fileName); //解析gpx
Element element = null;
CommonsMultipartFile cf= (CommonsMultipartFile)file;
DiskFileItem fi = (DiskFileItem)cf.getFileItem();
File f = fi.getStoreLocation();
// 可以使用绝对路劲
// File f = new File("test.xml");
// documentBuilder为抽象不能直接实例化(将XML文件转换为DOM文件)
DocumentBuilder db = null;
DocumentBuilderFactory dbf = null;
String jingdu = "";
String weidu = "";
try {
// 返回documentBuilderFactory对象
dbf = DocumentBuilderFactory.newInstance();
// 返回db对象用documentBuilderFatory对象获得返回documentBuildr对象
db = dbf.newDocumentBuilder();
// 得到一个DOM并返回给document对象
Document dt = db.parse(f);
// 得到一个elment根元素
element = dt.getDocumentElement();
// 获得根节点gpx
System.out.println("根元素：" + element.getNodeName());
// 获得根元素下的子节点trk
NodeList childNodes = element.getChildNodes();
// 遍历这些子节点
for (int i = 0; i < childNodes.getLength(); i++) {
// 获得每个对应位置i的结点
Node node1 = childNodes.item(i);
if ("trk".equals(node1.getNodeName())) {
// 如果节点的名称为"trk"，则遍历trk下的子节点
NodeList childNodes2 = node1.getChildNodes(); for (int m = 0; m < childNodes2.getLength(); m++) {
// 获得每个对应位置i的结点
Node node2 = childNodes2.item(m);
if ("trkseg".equals(node2.getNodeName())) {
// 如果节点的名称为"trkseg"，则遍历trk下的子节点
NodeList childNodes3 = node2.getChildNodes();
for (int z = 0; z < childNodes3.getLength(); z++) {
// 获得每个对应位置i的结点
Node node3 = childNodes3.item(z);
if ("trkpt".equals(node3.getNodeName())){
//经度
//System.out.println(node3.getAttributes().getNamedItem("lat").getNodeValue());
jingdu+=","+node3.getAttributes().getNamedItem("lat").getNodeValue();
//维度
//System.out.println(node3.getAttributes().getNamedItem("lon").getNodeValue());
weidu+=","+node3.getAttributes().getNamedItem("lon").getNodeValue();
// guijimap.put(node3.getAttributes().getNamedItem("lat").getNodeValue(), node3.getAttributes().getNamedItem("lon").getNodeValue());
}
}
}
}
}
}
jingdu = jingdu.substring(1);
weidu = weidu.substring(1);
guijimap.put("lat", jingdu);
guijimap.put("lon", weidu);
if(StringUtils.isBlank(NAME)){
NAME = "";
}
Session session = Jurisdiction.getSession();
PageData bduser = (PageData) session.getAttribute("bduser");
pd.put("USERID", bduser.getString("BDUSER_ID"));
pd.put("NAME", NAME);
pd.put("TRAIL", JSONObject.fromObject(guijimap)+"");
pd.put("USERTRAIL_ID", this.get32UUID()); //主键
pd.put("CREATEON", Tools.date2Str(new Date()));
//根据名称去数据库查询，有则修改，没有新增
List<PageData> listUserTrail = usertrailService.findByName(pd);
if(listUserTrail!=null &&listUserTrail.size()>0){
usertrailService.edittrail(pd);
}else{
//新增名称，经度维度到数据库中
usertrailService.save(pd);
}
}catch (Exception e) {
e.printStackTrace();
}
}else{
map.put("url", "");
}
return AppUtil.returnObject(pd, map);
}
实现了，js上传文件带参数，并且，返回给前台文件路径，解析上传的xml文件，存储到数据库中
