|
package org.springblade.mdm.flow.service;
|
|
import jakarta.servlet.ServletOutputStream;
|
import jakarta.servlet.http.HttpServletResponse;
|
import lombok.AllArgsConstructor;
|
import lombok.extern.slf4j.Slf4j;
|
import org.apache.commons.io.IOUtils;
|
import org.apache.commons.lang3.StringUtils;
|
import org.flowable.engine.RuntimeService;
|
import org.springblade.core.log.exception.ServiceException;
|
import org.springblade.core.mp.base.BizServiceImpl;
|
import org.springblade.core.oss.OssTemplate;
|
import org.springblade.core.oss.model.BladeFile;
|
import org.springblade.core.secure.utils.AuthUtil;
|
import org.springblade.core.tool.api.IResultCode;
|
import org.springblade.core.tool.utils.Func;
|
import org.springblade.core.tool.utils.UrlUtil;
|
import org.springblade.mdm.flow.entity.FlowProgramFile;
|
import org.springblade.mdm.flow.mapper.FlowProgramFileMapper;
|
import org.springblade.mdm.flow.vo.ProgramUploadVO;
|
import org.springblade.mdm.program.service.NcNodeService;
|
import org.springblade.mdm.utils.FileContentUtil;
|
import org.springblade.mdm.utils.ProgramFileNameCheckUtil;
|
import org.springframework.beans.factory.annotation.Autowired;
|
import org.springframework.stereotype.Service;
|
import org.springframework.web.multipart.MultipartFile;
|
|
import java.io.ByteArrayInputStream;
|
import java.io.IOException;
|
import java.io.InputStream;
|
import java.nio.charset.StandardCharsets;
|
import java.util.List;
|
|
/**
|
* 流程程序处理，包括上传，查询展示
|
*
|
* @author yangys
|
*/
|
@Slf4j
|
@Service
|
public class FlowProgramFileService extends BizServiceImpl<FlowProgramFileMapper, FlowProgramFile> {
|
@Autowired
|
private OssTemplate ossTemplate;
|
@Autowired
|
private RuntimeService runtimeService;
|
@Autowired
|
private FlowCommonService flowCommonService;
|
|
/**
|
* 上传程序徐文件（编制节点调用）
|
* @param uploadVO 上传对象
|
*/
|
public void uploadFlowProgramFile(ProgramUploadVO uploadVO) {
|
|
FlowProgramProperties progProps= flowCommonService.getProgramProperties(uploadVO.getProcessInstanceId());
|
MultipartFile file = uploadVO.getFile();
|
if(file.getSize() == 0){
|
throw new ServiceException("程序文件不可为空文件");
|
}
|
if(exists(file.getOriginalFilename(),uploadVO.getProcessInstanceId())){
|
throw new ServiceException("同名文件已存在："+file.getOriginalFilename());
|
}
|
|
if(FlowProgramFile.TYPE_PROGRAM.equals(uploadVO.getFileType())) {
|
ProgramFileNameCheckUtil.checkFilename(file.getOriginalFilename(), progProps);
|
}
|
|
BladeFile bfile = ossTemplate.putFile(file);
|
|
FlowProgramFile progFile = new FlowProgramFile();
|
progFile.setName(file.getOriginalFilename());
|
progFile.setOssName(bfile.getName());
|
progFile.setProcessInstanceId(uploadVO.getProcessInstanceId());
|
progFile.setProgramName(NcNodeService.genProgramName(progProps.getDrawingNo(),progProps.getProcessNo(),progProps.getProcessEdition()));
|
progFile.setFileType(uploadVO.getFileType());
|
save(progFile);
|
|
}
|
|
/**
|
* 判断那流程下是否有同名问题
|
* @param filename 文件名
|
* @param processInstanceId 流程实例id
|
* @return 是否
|
*/
|
boolean exists(String filename,String processInstanceId){
|
return lambdaQuery().eq(FlowProgramFile::getName, filename).eq(FlowProgramFile::getProcessInstanceId, processInstanceId).count()>0;
|
}
|
/**
|
* 获取文件内容
|
* @param id 文件id
|
* @return 文件内容文本
|
*/
|
public String getFileContent(Long id) {
|
String result ="";
|
|
FlowProgramFile programFile = this.getById(id);
|
|
String fileName = programFile.getOssName();
|
try (InputStream inputStream = ossTemplate.statFileStream(fileName)) {
|
ByteArrayInputStream bos = new ByteArrayInputStream(inputStream.readAllBytes());
|
boolean isText = StringUtils.endsWithIgnoreCase(fileName,".txt") || StringUtils.endsWithIgnoreCase(fileName,".nc")|| StringUtils.endsWithIgnoreCase(fileName,".xml");
|
if(!isText){
|
isText= FileContentUtil.isTextFile(bos);
|
}
|
if(isText){
|
bos.reset();
|
result = FileContentUtil.getContentFromStream(bos);
|
}else{
|
result = "<非文本文件>";
|
}
|
} catch (IOException e) {
|
throw new RuntimeException(e);
|
}
|
|
return result;
|
}
|
|
/**
|
* 验证程序文件的完整性，仅在编制节点使用
|
* @param processInstanceId 流程实例id
|
*/
|
public void checkProgramFiles(String processInstanceId,boolean isPass) {
|
List<FlowProgramFile> flowPrograms = this.lambdaQuery().eq(FlowProgramFile::getProcessInstanceId, processInstanceId).orderByAsc(FlowProgramFile::getCreateTime).list();
|
List<FlowProgramFile> purePrograms = flowPrograms.stream().filter(FlowProgramFile::isProgram).toList();
|
if(isPass && purePrograms.isEmpty()){
|
throw new ServiceException("请上传程序文件");
|
}
|
int totalSeg = 0;
|
|
if(!purePrograms.isEmpty()){
|
FlowProgramFile progFile = purePrograms.get(0);
|
totalSeg = ProgramFileNameCheckUtil.getProgramSegCount(progFile.getName());
|
}
|
|
if(totalSeg != purePrograms.size()){
|
throw new ServiceException("应上传"+totalSeg+"段程序，实际上传"+flowPrograms.size()+"段");
|
}
|
|
}
|
|
public void download(Long id, HttpServletResponse response) throws IOException {
|
FlowProgramFile flowFile = this.getById(id);
|
response.setHeader("Content-Disposition", "attachment; filename="+ UrlUtil.encode(flowFile.getName()));
|
response.setContentType("application/octet-stream");
|
try(InputStream ins = ossTemplate.statFileStream(flowFile.getOssName());){
|
IOUtils.copy(ins,response.getOutputStream());
|
}
|
}
|
|
/**
|
* 获取关于流程的所有文件
|
* @param processInstanceId 流程实例id
|
* @return 流程关联的文件列表
|
*/
|
public List<FlowProgramFile> listByProcessInstanceId(String processInstanceId){
|
return lambdaQuery()
|
.eq(FlowProgramFile::getProcessInstanceId, processInstanceId).list();
|
}
|
}
|
