| | |
| | | |
| | | import com.lf.server.entity.ctrl.DownloadReqEntity; |
| | | import com.lf.server.entity.data.DownloadEntity; |
| | | import com.lf.server.helper.PathHelper; |
| | | import com.lf.server.helper.RsaHelper; |
| | | import com.lf.server.helper.StringHelper; |
| | | import com.lf.server.entity.data.MetaFileEntity; |
| | | import com.lf.server.entity.sys.UserEntity; |
| | | import com.lf.server.helper.*; |
| | | import com.lf.server.mapper.data.DownloadMapper; |
| | | import net.lingala.zip4j.ZipFile; |
| | | import net.lingala.zip4j.model.ZipParameters; |
| | | import org.apache.commons.logging.Log; |
| | | import org.apache.commons.logging.LogFactory; |
| | | import org.springframework.beans.factory.annotation.Autowired; |
| | | import org.springframework.stereotype.Service; |
| | | |
| | | import java.io.File; |
| | | import java.util.ArrayList; |
| | | import java.util.Date; |
| | | import java.util.List; |
| | | |
| | | /** |
| | |
| | | return null; |
| | | } |
| | | } |
| | | |
| | | /** |
| | | * 打包文件 |
| | | * |
| | | * @param ue 用户实体 |
| | | * @param list 元数据文件集合 |
| | | * @param pwd 密码 |
| | | * @return 下载文件GUID |
| | | */ |
| | | public String zipFiles(UserEntity ue, List<MetaFileEntity> list, String pwd) { |
| | | rmRepeatMetaFiles(list); |
| | | |
| | | String downloadPath = pathHelper.getDownloadFullPath(); |
| | | String zipName = StringHelper.YMDHMS2_FORMAT.format(new Date()) + ".zip"; |
| | | String zipFile = downloadPath + File.separator + zipName; |
| | | |
| | | ZipFile zip = Zip4jHelper.createZipFile(zipFile, pwd); |
| | | ZipParameters params = Zip4jHelper.getZipParams(); |
| | | |
| | | addMetaFiles(zip, params, list); |
| | | |
| | | return null; |
| | | } |
| | | |
| | | /** |
| | | * 移除重复的元数据文件 |
| | | */ |
| | | private void rmRepeatMetaFiles(List<MetaFileEntity> list) { |
| | | List<String> guidList = new ArrayList<>(); |
| | | |
| | | int i = 0; |
| | | while (i < list.size()) { |
| | | MetaFileEntity entity = list.get(i); |
| | | if (guidList.contains(entity.getGuid())) { |
| | | list.remove(i); |
| | | continue; |
| | | } |
| | | |
| | | guidList.add(entity.getGuid()); |
| | | i++; |
| | | } |
| | | } |
| | | |
| | | /** |
| | | * 添加元数据文件至Zip包 |
| | | */ |
| | | private void addMetaFiles(ZipFile zip, ZipParameters params, List<MetaFileEntity> list) { |
| | | String uploadPath = pathHelper.getConfig().getUploadPath(); |
| | | for (MetaFileEntity entity : list) { |
| | | String filePath = uploadPath + File.separator + entity.getPath(); |
| | | File file = new File(filePath); |
| | | File newFile = new File(filePath.replace(entity.getGuid(), entity.getName())); |
| | | |
| | | try { |
| | | file.renameTo(newFile); |
| | | zip.addFile(newFile, params); |
| | | } catch (Exception ex) { |
| | | log.error(ex.getMessage(), ex); |
| | | } finally { |
| | | newFile.renameTo(file); |
| | | } |
| | | } |
| | | } |
| | | } |