页面代码:
<link rel="stylesheet" href="${rc.contextPath }/summary_static/kindeditor-4.1.6/themes/default/default.css" />
<script charset="utf-8" src="${rc.contextPath }/summary_static/kindeditor-4.1.6/kindeditor-min.js"></script>
<script charset="utf-8" src="${rc.contextPath }/summary_static/kindeditor-4.1.6/lang/zh_CN.js"></script>
<script>
var editor1;
KindEditor.ready(function(K) {
editor1 = K.create('textarea[name="content"]', {
uploadJson : '/demo/upload',
fileManagerJson : '/demo/manager',
afterCreate : function() {
var self = this;
K.ctrl(document, 13, function() {
self.sync();
document.forms['example'].submit();
});
K.ctrl(self.edit.doc, 13, function() {
self.sync();
document.forms['example'].submit();
});
}
});
prettyPrint();
});
</script>
<div id="addTopic">
<form name="example" method="post" action="demo.jsp">
<textarea name="content" cols="10" rows="8"
style="width: 500px; height: 200px;"></textarea>
</div>
</head>
<body>
</body>
控制器代码：
@RequestMapping(value = "/upload")
public void upload(HttpServletRequest request, HttpServletResponse response, Model model) throws FileUploadException, IOException {
//文件保存目录路径
String savePath = "C://attached/";
//文件保存目录URL
String saveUrl = "C://attached/";
PrintWriter out = response.getWriter();
String content = request.getParameter("filename");
model.addAttribute("content", content);
//定义允许上传的文件扩展名
HashMap<String, String> extMap = new HashMap<String, String>();
extMap.put("image", "gif,jpg,jpeg,png,bmp");
extMap.put("flash", "swf,flv");
extMap.put("media", "swf,flv,mp3,wav,wma,wmv,mid,avi,mpg,asf,rm,rmvb");
extMap.put("file", "doc,docx,xls,xlsx,ppt,htm,html,txt,zip,rar,gz,bz2");
//最大文件大小
long maxSize = 1000000;
response.setContentType("text/html; charset=UTF-8");
if (!ServletFileUpload.isMultipartContent(request)) {
out.println(getError("请选择文件。"));
}
//检查目录
File uploadDir = new File(savePath);
if (!uploadDir.isDirectory()) {
out.println(getError("上传目录不存在。"));
}
//检查目录写权限
if (!uploadDir.canWrite()) {
out.println(getError("上传目录没有写权限。"));
}
String dirName = request.getParameter("dir");
if (dirName == null) {
dirName = "image";
}
if (!extMap.containsKey(dirName)) {
out.println(getError("目录名不正确。"));
}
//创建文件夹
savePath += dirName + "/";
saveUrl += dirName + "/";
File saveDirFile = new File(savePath);
if (!saveDirFile.exists()) {
saveDirFile.mkdirs();
}
SimpleDateFormat sdf = new SimpleDateFormat("yyyyMMdd");
String ymd = sdf.format(new Date());
savePath += ymd + "/";
saveUrl += ymd + "/";
File dirFile = new File(savePath);
if (!dirFile.exists()) {
dirFile.mkdirs();
}
FileItemFactory factory = new DiskFileItemFactory();
ServletFileUpload upload = new ServletFileUpload(factory);
upload.setHeaderEncoding("UTF-8");
List items = upload.parseRequest(request);
Iterator itr = items.iterator();
while (itr.hasNext()) {
FileItem item = (FileItem) itr.next();
String fileName = item.getName();
long fileSize = item.getSize();
if (!item.isFormField()) {
//检查文件大小
if (item.getSize() > maxSize) {
out.println(getError("上传文件大小超过限制。"));
}
//检查扩展名
String fileExt = fileName.substring(fileName.lastIndexOf(".") + 1).toLowerCase();
if (!Arrays.<String> asList(extMap.get(dirName).split(",")).contains(fileExt)) {
out.println(getError("上传文件扩展名是不允许的扩展名。\n只允许" + extMap.get(dirName) + "格式。"));
}
SimpleDateFormat df = new SimpleDateFormat("yyyyMMddHHmmss");
String newFileName = df.format(new Date()) + "_" + new Random().nextInt(1000) + "." + fileExt;
try {
File uploadedFile = new File(savePath, newFileName);
item.write(uploadedFile);
} catch (Exception e) {
out.println(getError("上传文件失败。"));
}
// JSONObject obj = new JSONObject();
// obj.put("error", 0);
//obj.put("url", saveUrl + newFileName);
out.println("{ error : '0' ,url：'" + saveUrl + newFileName + "'}");
}
}
}
问题，我如何将添加成功或失败后的结果在kindeditor上弹出提示呢？
