/*
* Copyright 2002-2011 the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.springframework.security.oauth.examples.sparklr.impl;
import org.springframework.security.core.context.SecurityContextHolder;
import org.springframework.security.core.Authentication;
import org.springframework.security.core.userdetails.UserDetails;
import org.springframework.security.oauth.examples.sparklr.PhotoInfo;
import org.springframework.security.oauth.examples.sparklr.PhotoService;
import org.springframework.security.authentication.BadCredentialsException;
import java.io.IOException;
import java.io.InputStream;
import java.net.URL;
import java.util.ArrayList;
import java.util.Collection;
import java.util.List;
/**
* Basic implementation for the photo service.
*
* @author Ryan Heaton
*/
public class PhotoServiceImpl implements PhotoService {
private List<PhotoInfo> photos;
public Collection<PhotoInfo> getPhotosForCurrentUser() {
Authentication authentication = SecurityContextHolder.getContext().getAuthentication();
if (authentication.getPrincipal() instanceof UserDetails) {
UserDetails details = (UserDetails) authentication.getPrincipal();
String username = details.getUsername();
ArrayList<PhotoInfo> infos = new ArrayList<PhotoInfo>();
for (PhotoInfo info : getPhotos()) {
if (username.equals(info.getUserId())) {
infos.add(info);
}
}
return infos;
}
else {
throw new BadCredentialsException("Bad credentials: not a username/password authentication.");
}
}
public InputStream loadPhoto(String id) {
Authentication authentication = SecurityContextHolder.getContext().getAuthentication();
if (authentication.getPrincipal() instanceof UserDetails) {
UserDetails details = (UserDetails) authentication.getPrincipal();
String username = details.getUsername();
for (PhotoInfo photoInfo : getPhotos()) {
if (id.equals(photoInfo.getId()) && username.equals(photoInfo.getUserId())) {
URL resourceURL = getClass().getResource(photoInfo.getResourceURL());
if (resourceURL != null) {
try {
return resourceURL.openStream();
}
catch (IOException e) {
//fall through...
}
}
}
}
}
return null;
}
public List<PhotoInfo> getPhotos() {
return photos;
}
public void setPhotos(List<PhotoInfo> photos) {
this.photos = photos;
}
}