/**
* 上传图片文件
*
* @param request http 请求
* @param file 照片文件
* @throws IOException
*/
@ResponseBody
@RequestMapping(value = "/upload", method = RequestMethod.POST)
public ResponseMessage upload(
HttpServletRequest request, @RequestParam(value = "img") MultipartFile file, String title)
throws IOException {
Pair<String, String> pair = uploadImg(request, file);
picRepository.save(
Pic.newOne().setPath(pair.getValue()).setTitle(getTitle(pair.getKey(), title)));
return new ResponseMessage()
.set("filename", pair.getValue())
.set("url", WebMvcConfig.getUrl(pair.getValue()));
}
/**
* 获取图片列表
*
* @param since 指定起始时间，获取自该时刻至今所上传的图片
*/
@ResponseBody
@RequestMapping(value = "/get", method = RequestMethod.GET)
public ResponseMessage get(Long since) {
long myTime = since == null ? 0 : since;
List<Pic> pics = picRepository.findSince(new Timestamp(myTime));
List<Map<String, String>> items = new ArrayList<>();
for (Pic pic : pics) {
Map<String, String> item = new HashMap<>();
item.put("title", pic.getTitle() == null ? "" : pic.getTitle());
item.put("url", WebMvcConfig.getUrl(pic.getPath()));
items.add(item);
}
return new ResponseMessage().set("items", JsonHelper.toJson(items));
}
/**
* 上传图片文件，一次可以上传多张
*
* @param request 请求
* @param files 照片文件
* @throws IOException
*/
@ResponseBody
@RequestMapping(value = "/uploadMultiple", method = RequestMethod.POST)
public ResponseMessage upload(
HttpServletRequest request, @RequestParam(value = "img") MultipartFile[] files)
throws IOException {
List<String> filenames = new ArrayList<>();
List<Pic> pics = new ArrayList<>();
for (MultipartFile file : files) {
Pair<String, String> pair = uploadImg(request, file);
filenames.add(pair.getValue());
Pic pic = Pic.newOne().setTitle(getTitle(pair.getKey(), "")).setPath(pair.getValue());
pics.add(pic);
}
picRepository.save(pics);
return new ResponseMessage()
.set("count", String.valueOf(filenames.size()))
.set("filenames", JsonHelper.toJson(filenames));
}