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104 lines
3.6 KiB
104 lines
3.6 KiB
package com.bupt.note.Controller;
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import com.bupt.note.Repository.FileRepository;
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import com.bupt.note.ResponseData.ResponseData;
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import com.bupt.note.ResponseData.ResponseDataUtil;
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import com.bupt.note.dto.FileForm;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.beans.factory.annotation.Value;
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import org.springframework.http.MediaType;
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import org.springframework.util.ResourceUtils;
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import org.springframework.web.bind.annotation.*;
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import org.springframework.web.multipart.MultipartFile;
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import java.io.File;
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import java.io.IOException;
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import java.net.URLDecoder;
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import java.nio.charset.StandardCharsets;
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import java.util.Optional;
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import java.util.UUID;
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/**
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* 论文文本管理接口
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*/
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@RestController
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@RequestMapping(value = "/v1/api/file")
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public class FileController {
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@Value("${spring.resources.static-locations}")
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private String txtPath;
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private static Logger logger = LoggerFactory.getLogger(FileController.class);
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@Autowired
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private FileRepository fileRepository;
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//上传论文文本
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@PostMapping("upload")
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public ResponseData upload(FileForm fileForm){
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MultipartFile file=fileForm.getFile();
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if(file!=null&& MediaType.TEXT_PLAIN_VALUE.equals(file.getContentType())){
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File txtFile;
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File txtDir;
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try {
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txtDir=new File(URLDecoder.decode(ResourceUtils.getURL("classpath:").getPath(), StandardCharsets.UTF_8) + txtPath.replace("classpath:/", ""));
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if(!txtDir.exists()&&txtDir.mkdirs()){
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logger.info("成功初始化上传论文目录："+txtDir.getAbsolutePath());
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}
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txtFile=new File(txtDir, UUID.randomUUID()+".txt");
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logger.debug("论文保存到"+txtFile.getAbsolutePath());
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file.transferTo(txtFile);
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com.bupt.note.Model.File f=new com.bupt.note.Model.File();
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f.setFilePath(txtFile.getAbsolutePath());
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f.setUrlPath("/txt/"+txtFile.getName());
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fileRepository.save(f);
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return ResponseDataUtil.buildSuccess(f.getId());
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} catch (IOException e) {
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logger.error(String.valueOf(e));
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e.printStackTrace();
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return ResponseDataUtil.buildError();
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}
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}else{
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return ResponseDataUtil.buildError();
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}
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}
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@GetMapping("find/{id}")
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public ResponseData get(@PathVariable Long id){
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if(fileRepository.existsById(id)){
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com.bupt.note.Model.File file= fileRepository.getOne(id);
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return ResponseDataUtil.buildSuccess(file.getUrlPath());
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}else{
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return ResponseDataUtil.buildError();
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}
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}
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/**
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* 删除论文文本文件
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* @param id 文件id
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* @return
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*/
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@DeleteMapping("remove/{id}")
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public ResponseData remove(@PathVariable Long id){
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if(fileRepository.existsById(id)){
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Optional<com.bupt.note.Model.File> f=fileRepository.findById(id);
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if(f.isPresent()){
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File txtFile=new File(f.get().getFilePath());
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if(txtFile.exists()&&txtFile.delete()) {
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fileRepository.deleteById(id);
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return ResponseDataUtil.buildSuccess();
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}else{
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return ResponseDataUtil.buildError();
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}
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}else {
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return ResponseDataUtil.buildError();
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}
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}else{
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return ResponseDataUtil.buildError();
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}
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}
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}
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