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新增文件服务应用

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RuoYi
2020-11-18 19:57:55 +08:00
parent 594329127f
commit b812e01100
27 changed files with 1053 additions and 13 deletions
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35
ruoyi-modules/ruoyi-file/src/main/java/com/ruoyi/file/RuoYFileApplication.java Normal file
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package com.ruoyi.file;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.boot.autoconfigure.jdbc.DataSourceAutoConfiguration;
import org.springframework.cloud.client.discovery.EnableDiscoveryClient;
import com.ruoyi.common.security.annotation.EnableRyFeignClients;
import com.ruoyi.common.swagger.annotation.EnableCustomSwagger2;
/**
* 文件服务
*
* @author ruoyi
*/
@EnableCustomSwagger2
@EnableRyFeignClients
@EnableDiscoveryClient
@SpringBootApplication(exclude = {DataSourceAutoConfiguration.class })
public class RuoYFileApplication
{
public static void main(String[] args)
{
SpringApplication.run(RuoYFileApplication.class, args);
System.out.println("(♥◠‿◠)ﾉﾞ 文件服务模块启动成功 ლ(´ڡ`ლ)ﾞ \n" +
" .-------. ____ __ \n" +
" | _ _ \\ \\ \\ / / \n" +
" | ( ' ) | \\ _. / ' \n" +
" |(_ o _) / _( )_ .' \n" +
" | (_,_).' __ ___(_ o _)' \n" +
" | |\\ \\ | || |(_,_)' \n" +
" | | \\ `' /| `-' / \n" +
" | | \\ / \\ / \n" +
" ''-' `'-' `-..-' ");
}
}

36
ruoyi-modules/ruoyi-file/src/main/java/com/ruoyi/file/config/ResourcesConfig.java Normal file
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package com.ruoyi.file.config;
import java.io.File;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.context.annotation.Configuration;
import org.springframework.web.servlet.config.annotation.ResourceHandlerRegistry;
import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;
/**
* 通用映射配置
*
* @author ruoyi
*/
@Configuration
public class ResourcesConfig implements WebMvcConfigurer
{
/**
* 上传文件存储在本地的根路径
*/
@Value("${file.path}")
private String localFilePath;
/**
* 资源映射路径 前缀
*/
@Value("${file.prefix}")
public String localFilePrefix;
@Override
public void addResourceHandlers(ResourceHandlerRegistry registry)
{
/** 本地文件上传路径 */
registry.addResourceHandler(localFilePrefix + "/**")
.addResourceLocations("file:" + localFilePath + File.separator);
}
}

67
ruoyi-modules/ruoyi-file/src/main/java/com/ruoyi/file/controller/SysFileController.java Normal file
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package com.ruoyi.file.controller;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RestController;
import org.springframework.web.multipart.MultipartFile;
import com.ruoyi.common.core.domain.R;
import com.ruoyi.file.service.ISysFileService;
import com.ruoyi.system.api.domain.SysFile;
/**
* 文件请求处理
*
* @author ruoyi
*/
@RestController
public class SysFileController
{
private static final Logger log = LoggerFactory.getLogger(SysFileController.class);
/**
* 上传文件存储在本地的根路径
*/
@Value("${file.path}")
private String localFilePath;
/**
* 资源映射路径 前缀
*/
@Value("${file.prefix}")
public String localFilePrefix;
/**
* 域名或本机访问地址
*/
@Value("${file.domain}")
public String domain;
@Autowired
private ISysFileService sysFileService;
/**
* 文件上传请求
*/
@PostMapping("upload")
public R<SysFile> upload(MultipartFile file)
{
try
{
// 上传并返回新文件名称
String fileName = sysFileService.uploadFile(file, localFilePath);
String url = domain + localFilePrefix + fileName;
SysFile sysFile = new SysFile();
sysFile.setName(fileName);
sysFile.setUrl(url);
return R.ok(sysFile);
}
catch (Exception e)
{
log.error("上传文件失败", e);
return R.fail(e.getMessage());
}
}
}

21
ruoyi-modules/ruoyi-file/src/main/java/com/ruoyi/file/service/ISysFileService.java Normal file
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package com.ruoyi.file.service;
import org.springframework.web.multipart.MultipartFile;
/**
* 文件上传接口
*
* @author ruoyi
*/
public interface ISysFileService
{
/**
* 文件上传接口
*
* @param file 上传的文件
* @param baseDir 相对应用的基目录
* @return 文件名称
* @throws Exception
*/
public String uploadFile(MultipartFile file, String baseDir) throws Exception;
}

27
ruoyi-modules/ruoyi-file/src/main/java/com/ruoyi/file/service/LocalSysFileServiceImpl.java Normal file
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package com.ruoyi.file.service;
import org.springframework.stereotype.Service;
import org.springframework.web.multipart.MultipartFile;
import com.ruoyi.file.utils.FileUploadUtils;
/**
* 本地文件存储
*
* @author ruoyi
*/
@Service
public class LocalSysFileServiceImpl implements ISysFileService
{
/**
* 文件上传接口
*
* @param file 上传的文件
* @param baseDir 相对应用的基目录
* @return 文件名称
* @throws Exception
*/
public String uploadFile(MultipartFile file, String baseDir) throws Exception
{
return FileUploadUtils.upload(baseDir, file);
}
}

204
ruoyi-modules/ruoyi-file/src/main/java/com/ruoyi/file/utils/FileUploadUtils.java Normal file
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package com.ruoyi.file.utils;
import java.io.File;
import java.io.IOException;
import org.apache.commons.io.FilenameUtils;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.web.multipart.MultipartFile;
import com.ruoyi.common.core.exception.file.FileNameLengthLimitExceededException;
import com.ruoyi.common.core.exception.file.FileSizeLimitExceededException;
import com.ruoyi.common.core.exception.file.InvalidExtensionException;
import com.ruoyi.common.core.utils.DateUtils;
import com.ruoyi.common.core.utils.IdUtils;
import com.ruoyi.common.core.utils.StringUtils;
import com.ruoyi.common.core.utils.file.MimeTypeUtils;
/**
* 文件上传工具类
*
* @author ruoyi
*/
public class FileUploadUtils
{
/**
* 默认大小 50M
*/
public static final long DEFAULT_MAX_SIZE = 50 * 1024 * 1024;
/**
* 默认的文件名最大长度 100
*/
public static final int DEFAULT_FILE_NAME_LENGTH = 100;
/**
* 资源映射路径 前缀
*/
@Value("${file.prefix}")
public String localFilePrefix;
/**
* 根据文件路径上传
*
* @param baseDir 相对应用的基目录
* @param file 上传的文件
* @return 文件名称
* @throws IOException
*/
public static final String upload(String baseDir, MultipartFile file) throws IOException
{
try
{
return upload(baseDir, file, MimeTypeUtils.DEFAULT_ALLOWED_EXTENSION);
}
catch (Exception e)
{
throw new IOException(e.getMessage(), e);
}
}
/**
* 文件上传
*
* @param baseDir 相对应用的基目录
* @param file 上传的文件
* @param extension 上传文件类型
* @return 返回上传成功的文件名
* @throws FileSizeLimitExceededException 如果超出最大大小
* @throws FileNameLengthLimitExceededException 文件名太长
* @throws IOException 比如读写文件出错时
* @throws InvalidExtensionException 文件校验异常
*/
public static final String upload(String baseDir, MultipartFile file, String[] allowedExtension)
throws FileSizeLimitExceededException, IOException, FileNameLengthLimitExceededException,
InvalidExtensionException
{
int fileNamelength = file.getOriginalFilename().length();
if (fileNamelength > FileUploadUtils.DEFAULT_FILE_NAME_LENGTH)
{
throw new FileNameLengthLimitExceededException(FileUploadUtils.DEFAULT_FILE_NAME_LENGTH);
}
assertAllowed(file, allowedExtension);
String fileName = extractFilename(file);
File desc = getAbsoluteFile(baseDir, fileName);
file.transferTo(desc);
String pathFileName = getPathFileName(fileName);
return pathFileName;
}
/**
* 编码文件名
*/
public static final String extractFilename(MultipartFile file)
{
String fileName = file.getOriginalFilename();
String extension = getExtension(file);
fileName = DateUtils.datePath() + "/" + IdUtils.fastUUID() + "." + extension;
return fileName;
}
private static final File getAbsoluteFile(String uploadDir, String fileName) throws IOException
{
File desc = new File(uploadDir + File.separator + fileName);
if (!desc.exists())
{
if (!desc.getParentFile().exists())
{
desc.getParentFile().mkdirs();
}
}
return desc;
}
private static final String getPathFileName(String fileName) throws IOException
{
String pathFileName = "/" + fileName;
return pathFileName;
}
/**
* 文件大小校验
*
* @param file 上传的文件
* @return
* @throws FileSizeLimitExceededException 如果超出最大大小
* @throws InvalidExtensionException
*/
public static final void assertAllowed(MultipartFile file, String[] allowedExtension)
throws FileSizeLimitExceededException, InvalidExtensionException
{
long size = file.getSize();
if (DEFAULT_MAX_SIZE != -1 && size > DEFAULT_MAX_SIZE)
{
throw new FileSizeLimitExceededException(DEFAULT_MAX_SIZE / 1024 / 1024);
}
String fileName = file.getOriginalFilename();
String extension = getExtension(file);
if (allowedExtension != null && !isAllowedExtension(extension, allowedExtension))
{
if (allowedExtension == MimeTypeUtils.IMAGE_EXTENSION)
{
throw new InvalidExtensionException.InvalidImageExtensionException(allowedExtension, extension,
fileName);
}
else if (allowedExtension == MimeTypeUtils.FLASH_EXTENSION)
{
throw new InvalidExtensionException.InvalidFlashExtensionException(allowedExtension, extension,
fileName);
}
else if (allowedExtension == MimeTypeUtils.MEDIA_EXTENSION)
{
throw new InvalidExtensionException.InvalidMediaExtensionException(allowedExtension, extension,
fileName);
}
else if (allowedExtension == MimeTypeUtils.VIDEO_EXTENSION)
{
throw new InvalidExtensionException.InvalidVideoExtensionException(allowedExtension, extension,
fileName);
}
else
{
throw new InvalidExtensionException(allowedExtension, extension, fileName);
}
}
}
/**
* 判断MIME类型是否是允许的MIME类型
*
* @param extension
* @param allowedExtension
* @return
*/
public static final boolean isAllowedExtension(String extension, String[] allowedExtension)
{
for (String str : allowedExtension)
{
if (str.equalsIgnoreCase(extension))
{
return true;
}
}
return false;
}
/**
* 获取文件名的后缀
*
* @param file 表单文件
* @return 后缀名
*/
public static final String getExtension(MultipartFile file)
{
String extension = FilenameUtils.getExtension(file.getOriginalFilename());
if (StringUtils.isEmpty(extension))
{
extension = MimeTypeUtils.getExtension(file.getContentType());
}
return extension;
}
}