private void analyzeRequest(HttpServletRequest request) {
// TODO Auto-generated method stub
isMultipart = ServletFileUpload.isMultipartContent(request);
userName = request.getParameter(USER_NAME);
lat = Double.parseDouble(request.getParameter(LAT));
lng = Double.parseDouble(request.getParameter(LNG));
cautionType = Short.parseShort(request.getParameter(CAUTION_TYPE));
comment = request.getParameter(COMMENT);
}
public HttpParams(HttpServletRequest request) throws UnsupportedEncodingException {
// 检测是否是一个文件上传请求
this.request = request;
isMultipart = ServletFileUpload.isMultipartContent(request);
if (isMultipart) {
FileItemFactory factory = new DiskFileItemFactory();
ServletFileUpload upload = new ServletFileUpload(factory);
upload.setHeaderEncoding("UTF-8");
RequestContext requestContext = new ServletRequestContext(request);
try {
List<FileItem> items = upload.parseRequest(requestContext);
Iterator<FileItem> itr = items.iterator();
avs = new HashMap<String, String>();
fileitemMap = new HashMap<String, FileItem>();
while (itr.hasNext()) {
FileItem item = (FileItem) itr.next();
String fieldName = item.getFieldName();
if (item.isFormField()) {
avs.put(fieldName, item.getString("UTF-8"));
} else {
fileitemMap.put(fieldName, item);
}
}
} catch (Exception ex) {
ex.printStackTrace();
}
} else { // 非文件上传请求 （参数加密）
request.setCharacterEncoding("utf-8");
String s = request.getParameter("__");
// s = URLDecoder.decode(s,"UTF-8");
// logger.info("http reqeust params: "+s);
if (s != null && !s.equals("")) {
try {
encoded = true;
// String str = DataUtil.decodeECBString(password, DataUtil.HexString2Bytes(s));
String str = DataUtil.decodeECBString(password, DataUtil.decodeBase64(s));
String[] pairs = str.split("&");
params = new HashMap<String, String>();
for (int i = 0; i < pairs.length; i++) {
// String[] tokens = pairs[i].split("=");
int index = pairs[i].indexOf("=");
String key = pairs[i].substring(0, index);
String value = pairs[i].substring(index + 1, pairs[i].length());
params.put(key, URLDecoder.decode(value, "UTF-8"));
}
} catch (Exception ex) {
ex.printStackTrace();
}
}
}
}
@Override
public void execute(HttpServletRequest request) {
boolean isMultipart = ServletFileUpload.isMultipartContent(request);
Logger.debug("UploadImageCmd - request: " + request);
if (!isMultipart) {
Logger.debug("UploadImageCmd - nao multipart");
} else {
FileItemFactory factory = new DiskFileItemFactory();
ServletFileUpload upload = new ServletFileUpload(factory);
List<FileItem> items = null;
try {
items = upload.parseRequest(request);
Logger.debug("itens: " + items);
} catch (FileUploadException e) {
Logger.error("Upload de imagem falhou", e);
}
Iterator<FileItem> itr = items.iterator();
while (itr.hasNext()) {
FileItem item = itr.next();
if (item.isFormField()) {
String name = item.getFieldName();
String value = item.getString();
Logger.debug("Campo de formulario: " + name + " = " + value);
} else {
try {
String mimetype = item.getContentType();
Logger.debug("Mimetype: " + mimetype);
if (StringUtils.isEmpty(mimetype) || !mimetype.startsWith("image/")) {
Logger.warning("Mimetype invalido.");
continue;
}
// Vamos reimensionar a imagem caso necessario (para que ela nao fique muito grande)
BufferedImage img = resizeImg(item.getInputStream());
String itemName = item.getName();
Random generator = new Random();
int r = generator.nextInt(Integer.MAX_VALUE);
String reg = "[.*]";
String replacingtext = "";
Pattern pattern = Pattern.compile(reg);
Matcher matcher = pattern.matcher(itemName);
StringBuffer buffer = new StringBuffer();
while (matcher.find()) {
matcher.appendReplacement(buffer, replacingtext);
}
int indexOf = itemName.indexOf(".");
String extension = itemName.substring(indexOf + 1);
Logger.debug("extensao: " + extension);
String finalImage = buffer.toString() + "_" + r + "." + extension;
Logger.debug("Imagem Final === " + finalImage);
String path = request.getServletContext().getRealPath("/pictures");
File savedFile = new File(path + "/" + finalImage);
ImageIO.write(img, extension, savedFile);
mImagePath = savedFile.getAbsolutePath();
request.setAttribute("img", "pictures/" + finalImage);
Logger.debug("Imagem salva em: " + mImagePath);
} catch (Exception e) {
Logger.error("Erro no upload da imagem", e);
}
}
}
}
}
@Override
protected void doPost(HttpServletRequest request, HttpServletResponse response)
throws IOException {
// Verify the post has the correct encoding
if (!ServletFileUpload.isMultipartContent(request)) {
sendErrMsg(response, "Invalid request contents format for this service.");
return;
}
// Get the contents from the post request
String username = null;
try {
username = DashboardUtils.cleanUsername(request.getUserPrincipal().getName().trim());
} catch (Exception ex) {; // leave username null for error message later
}
// Get the contents from the post request
String expocodes = null;
String uploadTimestamp = null;
String omeIndicator = null;
FileItem metadataItem = null;
try {
Map<String, List<FileItem>> paramMap = metadataUpload.parseParameterMap(request);
try {
List<FileItem> itemList;
itemList = paramMap.get("expocodes");
if ((itemList != null) && (itemList.size() == 1)) {
expocodes = itemList.get(0).getString();
}
itemList = paramMap.get("timestamp");
if ((itemList != null) && (itemList.size() == 1)) {
uploadTimestamp = itemList.get(0).getString();
}
itemList = paramMap.get("ometoken");
if ((itemList != null) && (itemList.size() == 1)) {
omeIndicator = itemList.get(0).getString();
}
itemList = paramMap.get("metadataupload");
if ((itemList != null) && (itemList.size() == 1)) {
metadataItem = itemList.get(0);
}
} finally {
// Delete everything except for the uploaded metadata file
for (List<FileItem> itemList : paramMap.values()) {
for (FileItem item : itemList) {
if (!item.equals(metadataItem)) {
item.delete();
}
}
}
}
} catch (Exception ex) {
if (metadataItem != null) metadataItem.delete();
sendErrMsg(response, "Error processing the request\n" + ex.getMessage());
return;
}
// Verify page contents seem okay
DashboardConfigStore configStore = DashboardConfigStore.get(true);
if ((username == null)
|| (expocodes == null)
|| (uploadTimestamp == null)
|| (omeIndicator == null)
|| (metadataItem == null)
|| (!(omeIndicator.equals("false") || omeIndicator.equals("true")))
|| !configStore.validateUser(username)) {
if (metadataItem != null) metadataItem.delete();
sendErrMsg(response, "Invalid request contents for this service.");
return;
}
// Extract the cruise expocodes from the expocodes string
TreeSet<String> cruiseExpocodes = new TreeSet<String>();
try {
cruiseExpocodes.addAll(DashboardUtils.decodeStringArrayList(expocodes));
if (cruiseExpocodes.size() < 1) throw new IllegalArgumentException();
} catch (IllegalArgumentException ex) {
metadataItem.delete();
sendErrMsg(response, "Invalid request contents for this service.");
return;
}
boolean isOme = omeIndicator.equals("true");
String version = configStore.getUploadVersion();
MetadataFileHandler metadataHandler = configStore.getMetadataFileHandler();
CruiseFileHandler cruiseHandler = configStore.getCruiseFileHandler();
DatabaseRequestHandler dbHandler = configStore.getDatabaseRequestHandler();
DsgNcFileHandler dsgFileHandler = configStore.getDsgNcFileHandler();
OmePdfGenerator omePdfGenerator = configStore.getOmePdfGenerator();
String uploadFilename;
if (isOme) {
// Save under the PI_OME_FILENAME at this time.
// When CDIAC OME incorporated, change to OME_FILENAME
uploadFilename = DashboardUtils.PI_OME_FILENAME;
} else {
uploadFilename = DashboardUtils.baseName(metadataItem.getName());
if (uploadFilename.equals(DashboardUtils.OME_FILENAME)
|| uploadFilename.equals(DashboardUtils.OME_PDF_FILENAME)
|| uploadFilename.equals(DashboardUtils.PI_OME_FILENAME)
|| uploadFilename.equals(DashboardUtils.PI_OME_PDF_FILENAME)) {
metadataItem.delete();
sendErrMsg(
response,
"Name of the uploaded file cannot be "
+ DashboardUtils.OME_FILENAME
+ " nor "
+ DashboardUtils.OME_PDF_FILENAME
+ " nor "
+ DashboardUtils.PI_OME_FILENAME
+ " nor "
+ DashboardUtils.PI_OME_PDF_FILENAME
+ "\nPlease rename the file and try again.");
}
}
DashboardMetadata metadata = null;
for (String expo : cruiseExpocodes) {
try {
// Save the metadata document for this cruise
if (metadata == null) {
metadata =
metadataHandler.saveMetadataFileItem(
expo, username, uploadTimestamp, uploadFilename, version, metadataItem);
} else {
metadata = metadataHandler.copyMetadataFile(expo, metadata, true);
}
// Update the metadata documents associated with this cruise
DashboardCruise cruise;
if (isOme) {
// Make sure the contents are valid OME XML
DashboardOmeMetadata omedata;
try {
omedata = new DashboardOmeMetadata(metadata, metadataHandler);
} catch (IllegalArgumentException ex) {
// Problems with the file - delete it
metadataHandler.removeMetadata(username, expo, metadata.getFilename());
throw new IllegalArgumentException("Invalid OME metadata file: " + ex.getMessage());
}
cruise = cruiseHandler.addAddlDocToCruise(expo, omedata);
try {
// This is using the PI OME XML file at this time
omePdfGenerator.createPiOmePdf(expo);
} catch (Exception ex) {
throw new IllegalArgumentException(
"Unable to create the PDF from the OME XML: " + ex.getMessage());
}
} else {
cruise = cruiseHandler.addAddlDocToCruise(expo, metadata);
}
if (!Boolean.TRUE.equals(cruise.isEditable())) {
QCEvent qcEvent = new QCEvent();
qcEvent.setExpocode(expo);
qcEvent.setFlag(DashboardUtils.QC_UPDATED_FLAG);
qcEvent.setFlagDate(new Date());
qcEvent.setRegionID(DashboardUtils.GLOBAL_REGION_ID);
qcEvent.setVersion(version);
qcEvent.setUsername(username);
String comment;
if (isOme) comment = "Update of OME metadata. ";
else comment = "Update of metadata file \"" + uploadFilename + "\". ";
comment += "Data and WOCE flags were not changed.";
qcEvent.setComment(comment);
try {
// Add the 'U' QC flag
dbHandler.addQCEvent(qcEvent);
dsgFileHandler.updateQCFlag(qcEvent);
// Update the dashboard status for the 'U' QC flag
cruise.setQcStatus(DashboardUtils.QC_STATUS_SUBMITTED);
// If archived, reset the archived status so the updated metadata will be archived
if (cruise.getArchiveStatus().equals(DashboardUtils.ARCHIVE_STATUS_ARCHIVED))
cruise.setArchiveStatus(DashboardUtils.ARCHIVE_STATUS_WITH_SOCAT);
cruiseHandler.saveCruiseInfoToFile(cruise, comment);
} catch (Exception ex) {
// Should not fail.
// If does, do not delete the file since it is okay, and ignore the failure.
;
}
}
} catch (Exception ex) {
metadataItem.delete();
sendErrMsg(response, ex.getMessage());
return;
}
}
// Send the success response
response.setStatus(HttpServletResponse.SC_OK);
response.setContentType("text/html;charset=UTF-8");
PrintWriter respWriter = response.getWriter();
respWriter.println(DashboardUtils.FILE_CREATED_HEADER_TAG);
response.flushBuffer();
}
/** @see HttpServlet#doPost(HttpServletRequest request, HttpServletResponse response) */
protected void doPost(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
// TODO Auto-generated method stub
String message = "File upload.";
List<String> filenames = null;
isMultipart = ServletFileUpload.isMultipartContent(request);
HttpSession session = request.getSession(false);
User loggedUser = null;
if (session != null) loggedUser = (User) session.getAttribute("loggedUser");
if (loggedUser == null) {
request.getRequestDispatcher("login.jsp").forward(request, response);
} else {
Book book = new Book();
if (isMultipart) {
ServletContext context = this.getServletConfig().getServletContext();
DiskFileItemFactory factory = new DiskFileItemFactory();
// maximum size that will be stored in memory
factory.setSizeThreshold(maxMemSize);
// Location to save data that is larger than maxMemSize.
File repoPath = (File) context.getAttribute("javax.servlet.context.tempdir");
factory.setRepository(repoPath);
// Create a new file upload handler
ServletFileUpload upload = new ServletFileUpload(factory);
// maximum file size to be uploaded.
upload.setSizeMax(maxFileSize);
try {
List<FileItem> fileItems = upload.parseRequest(new ServletRequestContext(request));
filePath = request.getServletContext().getRealPath("/") + "picture/";
filenames = new ArrayList<String>();
for (FileItem fi : fileItems) {
if (!fi.isFormField()) {
// Get the uploaded file parameters
String fieldName = fi.getFieldName();
if (fi.getName() != null && !fi.getName().equals("")) {
String fileName = URLEncoder.encode(fi.getName(), "UTF-8");
String contentType = fi.getContentType();
boolean isInMemory = fi.isInMemory();
long sizeInBytes = fi.getSize();
file = new File(filePath + fileName);
fi.write(file);
book.setPictureURL("picture/" + fileName);
}
} else {
String fieldName = fi.getFieldName();
String fieldValue = fi.getString();
if (fieldName.equals("title")) {
if (fieldValue != null) {
book.setTitle(fieldValue);
;
}
}
if (fieldName.equals("authors")) book.setAuthors(fieldValue);
if (fieldName.equals("publisher")) book.setPublisher(fieldValue);
if (fieldName.equals("description"))
if (fieldValue != null) {
book.setDescription(fieldValue);
}
if (fieldName.equals("genre")) book.setGenre(fieldValue);
if (fieldName.equals("numberInStock"))
book.setNumberInStock(Integer.parseInt(fieldValue));
if (fieldName.equals("publicationYear"))
book.setPublicationYear(Integer.parseInt(fieldValue));
if (fieldName.equals("price")) book.setPrice(Double.parseDouble(fieldValue));
}
}
} catch (Exception ex) {
System.out.println(ex);
}
}
BookDAO bookDao = new BookDAO();
bookDao.add(book);
response.sendRedirect("LoginBookPreviewViewController");
}
}
public void doGet(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
request.setCharacterEncoding("UTF-8");
response.setCharacterEncoding("UTF-8");
PrintWriter out = response.getWriter();
String idx = request.getParameter("idx");
// 获得磁盘文件条目工厂
DiskFileItemFactory factory = new DiskFileItemFactory();
// 获取文件需要上传到的路径
String rootPath = getServletContext().getRealPath("/upload");
// 如果没以下两行设置的话，上传大的 文件 会占用 很多内存，
// 设置暂时存放的 存储室 , 这个存储室，可以和 最终存储文件 的目录不同
/** 原理 它是先存到 暂时存储室，然后在真正写到 对应目录的硬盘上， 按理来说 当上传一个文件时，其实是上传了两份，第一个是以 .tem 格式的 然后再将其真正写到 对应目录的硬盘上 */
File uploadDir = new File(rootPath);
if (!uploadDir.exists()) {
uploadDir.mkdirs();
}
factory.setRepository(uploadDir);
// 设置 缓存的大小，当上传文件的容量超过该缓存时，直接放到 暂时存储室
factory.setSizeThreshold(1024 * 1024);
boolean isUpload = ServletFileUpload.isMultipartContent(request);
// 高水平的API文件上传处理
ServletFileUpload upload = new ServletFileUpload(factory);
try {
// 可以上传多个文件
List<FileItem> list = (List<FileItem>) upload.parseRequest(request);
for (FileItem item : list) {
// 获取表单的属性名字
String fileName = item.getName();
// 如果获取的 表单信息是普通的 文本 信息
if (item.isFormField()) {
}
// 对传入的非 简单的字符串进行处理 ，比如说二进制的 图片，电影这些
else {
String md5Name = MD5Code.getInstance().getCode(fileName + System.currentTimeMillis());
String fiffux = fileName.substring(fileName.lastIndexOf("."));
// 真正写到磁盘上
// 它抛出的异常 用exception 捕捉
File f = new File(rootPath + File.separatorChar, md5Name + fiffux);
if (!f.exists()) {
f.createNewFile();
}
item.write(f); // 第三方提供的
JSONObject result = new JSONObject();
JSONObject payload = new JSONObject();
responseJavaScript(
out, "parent.uploadImageComplete('" + idx + "','" + (md5Name + fiffux) + "')");
out.close();
}
}
} catch (FileUploadException e) {
e.printStackTrace();
} catch (Exception e) {
e.printStackTrace();
}
}