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优化获取mimetype方式，优化生成path方式

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jiangqiang
2022-07-09 11:27:45 +08:00
parent c64295f432
commit a5d16c11e8
2 changed files with 37 additions and 9 deletions
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15
yudao-module-infra/yudao-module-infra-biz/src/main/java/cn/iocoder/yudao/module/infra/service/file/FileServiceImpl.java
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@ -1,5 +1,7 @@
package cn.iocoder.yudao.module.infra.service.file;
import cn.hutool.core.io.FileTypeUtil;
import cn.hutool.core.io.file.FileNameUtil;
import cn.hutool.core.lang.Assert;
import cn.hutool.core.util.StrUtil;
import cn.hutool.crypto.digest.DigestUtil;
@ -13,6 +15,7 @@ import lombok.SneakyThrows;
import org.springframework.stereotype.Service;
import javax.annotation.Resource;
import java.io.ByteArrayInputStream;
import static cn.iocoder.yudao.framework.common.exception.util.ServiceExceptionUtil.exception;
import static cn.iocoder.yudao.module.infra.enums.ErrorCodeConstants.FILE_NOT_EXISTS;
@ -40,10 +43,16 @@ public class FileServiceImpl implements FileService {
@SneakyThrows
public String createFile(String name, String path, byte[] content) {
// 计算默认的 path 名
String type = FileTypeUtils.getMineType(content);
String type = FileTypeUtils.getMineType(content, name);
if (StrUtil.isEmpty(path)) {
path = DigestUtil.md5Hex(content)
+ '.' + StrUtil.subAfter(type, '/', true); // 文件的后缀
String sha256Hex = DigestUtil.sha256Hex(content);
/* 如果存在name，则优先使用name的后缀 */
if (StrUtil.isNotBlank(name)) {
String extName = FileNameUtil.extName(name);
path = StrUtil.isBlank(extName) ? sha256Hex : sha256Hex + "." + extName;
} else {
path = sha256Hex + '.' + FileTypeUtil.getType(new ByteArrayInputStream(content), name);
}
}
// 如果 name 为空，则使用 path 填充
if (StrUtil.isEmpty(name)) {