struts2中使用kindeditor上传图片(包括jmagic压缩图片).doc

@SuppressWarnings(serial) @ParentPackage(control-center) public class UploadContentImgAction extends BaseAction { private File up; private String upFileName; private String upContentType; private String fileDir = uploads/articleContentImg; private String imgTitle; private String align; private int imgWidth; private int imgHeight; /** * kindeditor图片上传 * @return * @throws Exception */ @Action(kindeditorImgUpload) public String kindeditorImgUpload() throws Exception { //只能传图片 try { if(!validatePostfix(upFileName)) { return error; } User user = (User)getSession().get(user); String fileRealDir = getServletContext().getRealPath(fileDir); File file = up; String fileRealName = createfilename(user.getUserId()); String fileName = fileRealName + upFileName.substring(upFileName.lastIndexOf(.)).toLowerCase(); File newFile = new File(fileRealDir, fileName); FileUtils.copyFile(file, newFile); //压缩图片 ImageUtil.resize(newFile.getPath(), newFile.getPath(), 500); String id = contentId; String url = / + fileDir + / + fileName; String border = 0; String result = script type=text/javascriptparent.KE.plugin[image].insert( + id + , + url + , + imgTitle + , + imgHeight + , + imgHeight + , + border + , + align + );/script; getHttpServletResponse().getWriter().write(result); } catch (RuntimeException e) { // TODO Auto-generated catch block e.printStackTrace(); } return null; } /** * 生成文件名 : 当前时间 + 随机数 + 用户id */ private String createfilename(int userId) { StringBuilder result = new StringBuilder(); // 得到 本地的 当前时间 String now = DateUtil.getLongStrFromDate(new Date()); // 在 1000W 内随机生成一个数字 int rand = new Random().nextInt(9999999); // 去掉 - 去掉 : 去掉 空格 后,返回 result.append(now.replace(-, ).replace(:, ).replace( , )).append(_).append(rand).append(_).append(userId); return result.toString(); } /** * 验证后缀名 应该从配置文件中获取 */ public boolean validatePostfix(String filename) { //