@RolesAllowed(value = {"ROLE_USER"})
@RequestMapping(method = RequestMethod.POST, value = "/uploadMeta", produces = "application/json")
@ResponseBody
public Map<String, Object> saveUploadMetadata(
HttpServletRequest request, @RequestBody PresentationMetaDTO presentationData) {
Map<String, Object> result = null;
Presentation data =
new Presentation(
presentationData.getTitle(),
presentationData.getDescription(),
presentationData.getSlideDuration());
try {
if (data.isValidData()) {
Cathegory cat = getCathegoryByName(presentationData.getCathegory());
data.setUser(getCurrentUser());
data.setCathegory(cat);
HttpSession session = request.getSession();
session.setAttribute(UPLOAD_METADATA, data);
result = JsonUtils.successJson();
} else {
result =
JsonUtils.failureJson(
messages.getMessage("validation.upload.data.is.incorect", null, null));
}
} catch (PresentationException e) {
result =
JsonUtils.failureJson(
messages.getMessage("validation.upload.data.is.incorect", null, null));
}
return result;
}
private Presentation uploadFileToRepo(CommonsMultipartFile uploadedFile, HttpSession session)
throws IOException, UploadedDataNotFoundException, IncorectFileException {
Presentation data = (Presentation) session.getAttribute(UPLOAD_METADATA);
if (data != null) {
String fileExtension = FilenameUtils.getExtension(uploadedFile.getOriginalFilename());
if (isCorectFileExtension(fileExtension)) {
checkPreviousUploads(data);
data.setRepositoryName(UUID.randomUUID().toString());
data.setRepositoryPath(REPO_UPLOAD_LOCATION);
data.setOriginalExtension(fileExtension);
File file = createFile(data, fileExtension);
uploadedFile.transferTo(file);
return data;
} else {
throw new IncorectFileException();
}
} else {
throw new UploadedDataNotFoundException();
}
}
private File createFile(Presentation data, String fileExtension) {
File file =
new File(
REPO_HOME
+ "/"
+ REPO_UPLOAD_LOCATION
+ "/"
+ data.getRepositoryName()
+ "."
+ fileExtension);
return file;
}
private void checkPreviousUploads(Presentation data) {
File file = createFile(data, data.getOriginalExtension());
FileUtils.deleteQuietly(file);
}