package org.osforce.connect.web.module.gallery;
import java.io.IOException;
import java.util.List;
import java.util.Map;
import javax.validation.Valid;
import org.apache.commons.lang.math.NumberUtils;
import org.osforce.connect.entity.commons.Attachment;
import org.osforce.connect.entity.gallery.Album;
import org.osforce.connect.entity.gallery.Photo;
import org.osforce.connect.entity.system.Project;
import org.osforce.connect.entity.system.ProjectFeature;
import org.osforce.connect.entity.system.User;
import org.osforce.connect.service.commons.AttachmentService;
import org.osforce.connect.service.gallery.AlbumService;
import org.osforce.connect.service.gallery.PhotoService;
import org.osforce.connect.web.AttributeKeys;
import org.osforce.connect.web.module.util.AttachmentUtil;
import org.osforce.connect.web.security.annotation.Permission;
import org.osforce.spring4me.commons.collection.CollectionUtil;
import org.osforce.spring4me.dao.Page;
import org.osforce.spring4me.web.bind.annotation.RequestAttr;
import org.osforce.spring4me.web.stereotype.Widget;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.ui.Model;
import org.springframework.validation.BindingResult;
import org.springframework.web.bind.annotation.ModelAttribute;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.context.request.WebRequest;
import org.springframework.web.multipart.MultipartFile;
/**
*
* @author <a href="mailto:haozhonghu@hotmail.com">gavin</a>
* @since 1.1.0
* @create May 21, 2011 - 11:16:51 AM
* <a href="http://www.opensourceforce.org">开源力量</a>
*/
@Widget
@RequestMapping("/gallery/photo")
public class PhotoWidget {
private PhotoService photoService;
private AlbumService albumService;
private AttachmentService attachmentService;
public PhotoWidget() {
}
@Autowired
public void setPhotoService(PhotoService photoService) {
this.photoService = photoService;
}
@Autowired
public void setAlbumService(AlbumService albumService) {
this.albumService = albumService;
}
@Autowired
public void setAttachmentService(AttachmentService attachmentService) {
this.attachmentService = attachmentService;
}
@RequestMapping("/recent-view")
@Permission({"photo-view"})
public String doRecentView(Page<Photo> page,
@RequestAttr Project project, Model model) {
page.desc("p.modified");
page = photoService.getPhotoPage(page, project);
model.addAttribute(AttributeKeys.PAGE_KEY_READABLE, page);
return "gallery/photo-recent";
}
@RequestMapping("/list-view")
@Permission({"photo-view"})
public String doListView(@RequestParam Long albumId,
Page<Photo> page, Model model) {
page.desc("p.entered");
page = photoService.getPhotoPage(page, albumId);
model.addAttribute(AttributeKeys.PAGE_KEY_READABLE, page);
return "gallery/photo-list";
}
@RequestMapping("/detail-view")
@Permission({"photo-view"})
public String doDetailView(@RequestParam(required=false) Long albumId,
@RequestParam(required=false) Long photoId, Model model) {
Photo photo = null;
if(albumId!=null) {
List<Photo> photos = photoService.getPhotoList(albumId);
photo = photos.get(0);
}
if(photoId!=null) {
photo = photoService.getPhoto(photoId);
}
model.addAttribute(AttributeKeys.PHOTO_KEY_READABLE, photo);
return "gallery/photo-detail";
}
@RequestMapping("/form-view")
@Permission(value={"photo-add", "photo-edit"}, userRequired=true, projectRequired=true)
public String doFormView(
@RequestParam(required=false) Long albumId,
@RequestParam(required=false) Long photoId,
@ModelAttribute @Valid Photo photo, BindingResult result,
@RequestAttr Project project, @RequestAttr User user, Model model, Boolean showErrors) {
if(!showErrors) {
photo.setAlbumId(albumId);
photo.setEnteredId(user.getId());
photo.setModifiedId(user.getId());
if(photoId!=null) {
photo = photoService.getPhoto(photoId);
}
model.addAttribute(AttributeKeys.PHOTO_KEY_READABLE, photo);
}
//
List<Album> albums = albumService.getAlbumList(project.getId());
Map<String, String> albumOptions = CollectionUtil.newHashMap();
for(Album album : albums) {
albumOptions.put(album.getId().toString(), album.getName());
}
model.addAttribute(AttributeKeys.ALBUM_LIST_KEY_READABLE, albums);
model.addAttribute("albumOptions", albumOptions);
return "gallery/photo-form";
}
@RequestMapping(value="/form-action", method=RequestMethod.POST)
@Permission(value={"photo-add", "photo-edit"}, userRequired=true, projectRequired=true)
public String doFormAction(
@RequestParam MultipartFile file,
@ModelAttribute @Valid Photo photo, BindingResult result,
@RequestAttr Project project, Model model, WebRequest request) throws IOException {
if(result.hasErrors()) {
model.addAttribute(AttributeKeys.SHOW_ERRORS_KEY_READABLE, true);
model.addAttribute(AttributeKeys.FEATURE_CODE_KEY_READABLE, ProjectFeature.FEATURE_GALLERY);
return "page:/gallery/photo-form";
}
//
if(file.getSize()>0) {
Attachment attachment = AttachmentUtil.parse(file);
attachmentService.createAttachment(attachment);
AttachmentUtil.write(attachment);
//
if(photo.getRealFileId()!=null) {
Attachment needDelete = attachmentService.getAttachment(photo.getRealFileId());
AttachmentUtil.delete(needDelete);
attachmentService.deleteAttachment(photo.getRealFileId());
}
photo.setRealFileId(attachment.getId());
}
//
if(photo.getId()==null) {
photoService.createPhoto(photo);
} else {
photoService.updatePhoto(photo);
}
//
syncSessionPhotoList(photo, request, false);
return String.format("redirect:/%s/gallery/photo/form?albumId=%s",
project.getUniqueId(), photo.getAlbumId());
}
@RequestMapping(value="/delete-action", method=RequestMethod.GET)
@Permission(value={"photo-edit"}, userRequired=true)
public String doDeleteAction(@RequestParam Long photoId, WebRequest request) {
Photo photo = photoService.getPhoto(photoId);
String uniqueId = photo.getAlbum().getProject().getUniqueId();
Long albumId = photo.getAlbumId();
// delete from session
syncSessionPhotoList(photo, request, true);
// delete from database
AttachmentUtil.delete(photo.getRealFile());
attachmentService.deleteAttachment(photo.getRealFileId());
photoService.deletePhoto(photoId);
return String.format("redirect:/%s/gallery/photo/form?albumId=%s", uniqueId, albumId);
}
@SuppressWarnings("unchecked")
public void syncSessionPhotoList(Photo photo, WebRequest request, Boolean reverse) {
List<Photo> photos = (List<Photo>) request.getAttribute(
AttributeKeys.PHOTO_LIST_KEY_READABLE, WebRequest.SCOPE_SESSION);
List<Photo> tmp = CollectionUtil.newArrayList();
if(reverse) {
for(Photo p : photos) {
if(NumberUtils.compare(p.getId(), photo.getId())!=0) {
tmp.add(p);
}
}
} else {
if(photos!=null) {
for(Photo p : photos) {
if(NumberUtils.compare(p.getId(), photo.getId())!=0) {
tmp.add(p);
}
}
}
tmp.add(0, photo);
}
request.setAttribute(AttributeKeys.PHOTO_LIST_KEY_READABLE, tmp, WebRequest.SCOPE_SESSION);
}
}