提交漏交的文件

bonus-modules/bonus-file/src/main/java/com/bonus/file/service/impl/LocalSysFileServiceImpl.java

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+package com.bonus.file.service.impl;
+
+import com.bonus.common.core.utils.StringUtils;
+import com.bonus.common.core.utils.file.FileUtils;
+import com.bonus.file.service.ISysFileService;
+import com.bonus.file.utils.FileDownloadUtils;
+import com.bonus.system.api.domain.SysFile;
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
+import org.springframework.context.annotation.Primary;
+import org.springframework.http.HttpHeaders;
+import org.springframework.http.HttpStatus;
+import org.springframework.http.MediaType;
+import org.springframework.stereotype.Service;
+import org.springframework.web.multipart.MultipartFile;
+import com.bonus.file.utils.FileUploadUtils;
+
+import javax.servlet.http.HttpServletResponse;
+import java.io.IOException;
+import java.net.URLEncoder;
+import java.nio.charset.StandardCharsets;
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.nio.file.Paths;
+import java.util.ArrayList;
+import java.util.List;
+
+/**
+ * 本地文件存储
+ * 
+ * @author bonus
+ */
+@Service
+@ConditionalOnProperty(name = "storage.type", havingValue = "file", matchIfMissing = true)
+public class LocalSysFileServiceImpl implements ISysFileService
+{
+    /**
+     * 资源映射路径 前缀
+     */
+    @Value("${file.prefix}")
+    public String localFilePrefix;
+
+    /**
+     * 域名或本机访问地址
+     */
+    @Value("${file.domain}")
+    public String domain;
+    
+    /**
+     * 上传文件存储在本地的根路径
+     */
+    @Value("${file.path}")
+    private String localFilePath;
+
+    /**
+     * 本地文件上传接口
+     * 
+     * @param file 上传的文件
+     * @return 访问地址
+     * @throws Exception
+     */
+    @Override
+    public SysFile uploadFile(MultipartFile file) throws Exception
+    {
+        String name = FileUploadUtils.upload(localFilePath, file);
+        String url = domain + localFilePrefix + name;
+        return SysFile.builder().url(url).name(name).build();
+    }
+
+    @Override
+    public List<SysFile> uploadFiles(MultipartFile[] files) throws Exception {
+        List<SysFile> sysFiles = new ArrayList<>();
+        for (MultipartFile file : files) {
+            SysFile sysFile = uploadFile(file);
+            sysFiles.add(sysFile);
+        }
+        return sysFiles;
+    }
+
+    @Override
+    public void downloadFile(HttpServletResponse response, String urlStr) throws Exception
+    {
+         FileDownloadUtils.downloadFile(response, urlStr);
+    }
+
+    @Override
+    public void deleteFile(String urlStr) throws Exception
+    {
+        String regex = String.format("^(.*?%s)", localFilePrefix);
+        String updatePath = urlStr.replaceFirst(regex, localFilePath);
+        Path path = Paths.get(updatePath);
+        if (Files.exists(path)){
+            try {
+                Files.deleteIfExists(path);
+            }catch (IOException e){
+                throw new Exception(e.getMessage(), e);
+            }
+        }else {
+            throw new Exception("删除文件时文件不存在");
+        }
+    }
+}