org.wallride.service.MediaService.java Source code

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/*
 * Copyright 2014 Tagbangers, Inc.
 *
 * 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.wallride.service;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.cache.annotation.Cacheable;
import org.springframework.core.io.Resource;
import org.springframework.core.io.ResourceLoader;
import org.springframework.data.domain.Sort;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;
import org.springframework.web.multipart.MultipartFile;
import org.wallride.autoconfigure.WallRideCacheConfiguration;
import org.wallride.autoconfigure.WallRideProperties;
import org.wallride.domain.Media;
import org.wallride.repository.MediaRepository;
import org.wallride.support.ExtendedResourceUtils;

import java.io.IOException;
import java.util.List;

@Service
@Transactional(rollbackFor = Exception.class)
public class MediaService {

    @Autowired
    private ResourceLoader resourceLoader;

    @Autowired
    private WallRideProperties wallRideProperties;

    @Autowired
    private MediaRepository mediaRepository;

    public Media createMedia(MultipartFile file) {
        Media media = new Media();
        media.setMimeType(file.getContentType());
        media.setOriginalName(file.getOriginalFilename());
        media = mediaRepository.saveAndFlush(media);

        //      Blog blog = blogService.getBlogById(Blog.DEFAULT_ID);
        try {
            Resource prefix = resourceLoader.getResource(wallRideProperties.getMediaLocation());
            Resource resource = prefix.createRelative(media.getId());
            //         AmazonS3ResourceUtils.writeMultipartFile(file, resource);
            ExtendedResourceUtils.write(resource, file);
        } catch (IOException e) {
            throw new RuntimeException(e);
        }

        return media;
    }

    public List<Media> getAllMedias() {
        return mediaRepository.findAll(new Sort(new Sort.Order(Sort.Direction.DESC, "createdAt")));
    }

    @Cacheable(value = WallRideCacheConfiguration.MEDIA_CACHE)
    public Media getMedia(String id) {
        return mediaRepository.findOneById(id);
    }
}