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1. 修改文件名和文件路径字段长度一致，因为如果不存在文件名的情况下，会使用文件路径作为字段名，防止数据库报错字段内容太长。

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2. 修改type字段为ext_name，因为此字段本来就存的文件扩展名，并且新增mime_type字段，用来存储文件的类型。方便后期拓展网盘项目。
3. 修改文件路径生成方式：之前是md5，现在是sha256，降低文件碰撞概率。方便拓展网盘项目，实现秒传等功能。
This commit is contained in:
jiangqiang 2022-07-07 09:40:23 +08:00
parent d14ad888e2
commit a68a979149
11 changed files with 57 additions and 34 deletions
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5
sql/mysql/ruoyi-vue-pro.sql
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@ -689,10 +689,11 @@ DROP TABLE IF EXISTS `infra_file`;
CREATE TABLE `infra_file` (
`id` bigint NOT NULL AUTO_INCREMENT COMMENT '文件编号',
`config_id` bigint NULL DEFAULT NULL COMMENT '配置编号',
`name` varchar(256) CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci NULL DEFAULT NULL COMMENT '文件名',
`name` varchar(512) CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci NULL DEFAULT NULL COMMENT '文件名',
`path` varchar(512) CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci NOT NULL COMMENT '文件路径',
`url` varchar(1024) CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci NOT NULL COMMENT '文件 URL',
`type` varchar(63) CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci NULL DEFAULT NULL COMMENT '文件类型',
`ext_name` varchar(63) CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci NULL DEFAULT NULL COMMENT '文件扩展名',
`mime_type` varchar(63) CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci NULL DEFAULT NULL COMMENT '文件MIME类型',
`size` int NOT NULL COMMENT '文件大小',
`creator` varchar(64) CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci NULL DEFAULT '' COMMENT '创建者',
`create_time` datetime NOT NULL DEFAULT CURRENT_TIMESTAMP COMMENT '创建时间',

6
sql/oracle/ruoyi-vue-pro.sql
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@ -878,7 +878,8 @@ CREATE TABLE "INFRA_FILE" (
"CONFIG_ID" NUMBER(20,0),
"PATH" NVARCHAR2(512),
"URL" NCLOB,
"TYPE" NVARCHAR2(63),
"EXT_NAME" NVARCHAR2(63),
"MIME_TYPE" NVARCHAR2(63),
"SIZE" NUMBER(11,0) NOT NULL,
"CREATOR" NVARCHAR2(64),
"CREATE_TIME" DATE NOT NULL,
@ -908,7 +909,8 @@ COMMENT ON COLUMN "INFRA_FILE"."ID" IS '文件编号';
COMMENT ON COLUMN "INFRA_FILE"."CONFIG_ID" IS '配置编号';
COMMENT ON COLUMN "INFRA_FILE"."PATH" IS '文件路径';
COMMENT ON COLUMN "INFRA_FILE"."URL" IS '文件 URL';
COMMENT ON COLUMN "INFRA_FILE"."TYPE" IS '文件类型';
COMMENT ON COLUMN "INFRA_FILE"."EXT_NAME" IS '文件扩展名';
COMMENT ON COLUMN "INFRA_FILE"."MIME_TYPE" IS '文件MIME类型';
COMMENT ON COLUMN "INFRA_FILE"."SIZE" IS '文件大小';
COMMENT ON COLUMN "INFRA_FILE"."CREATOR" IS '创建者';
COMMENT ON COLUMN "INFRA_FILE"."CREATE_TIME" IS '创建时间';

8
sql/postgresql/ruoyi-vue-pro.sql
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@ -1717,21 +1717,23 @@ CREATE TABLE "infra_file" (
"config_id" int8,
"path" varchar(512) COLLATE "pg_catalog"."default" NOT NULL,
"url" varchar(1024) COLLATE "pg_catalog"."default" NOT NULL,
"type" varchar(63) COLLATE "pg_catalog"."default",
"ext_name" varchar(63) COLLATE "pg_catalog"."default",
"mime_type" varchar(63) COLLATE "pg_catalog"."default",
"size" int4 NOT NULL,
"creator" varchar(64) COLLATE "pg_catalog"."default",
"create_time" timestamp(6) NOT NULL,
"updater" varchar(64) COLLATE "pg_catalog"."default",
"update_time" timestamp(6) NOT NULL,
"deleted" int2 NOT NULL DEFAULT 0,
"name" varchar(255) COLLATE "pg_catalog"."default"
"name" varchar(512) COLLATE "pg_catalog"."default"
)
;
COMMENT ON COLUMN "infra_file"."id" IS '文件编号';
COMMENT ON COLUMN "infra_file"."config_id" IS '配置编号';
COMMENT ON COLUMN "infra_file"."path" IS '文件路径';
COMMENT ON COLUMN "infra_file"."url" IS '文件 URL';
COMMENT ON COLUMN "infra_file"."type" IS '文件类型';
COMMENT ON COLUMN "infra_file"."ext_name" IS '文件扩展名';
COMMENT ON COLUMN "infra_file"."mime_type" IS '文件MIME类型';
COMMENT ON COLUMN "infra_file"."size" IS '文件大小';
COMMENT ON COLUMN "infra_file"."creator" IS '创建者';
COMMENT ON COLUMN "infra_file"."create_time" IS '创建时间';

16
sql/sqlserver/ruoyi-vue-pro.sql
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@ -2634,14 +2634,15 @@ CREATE TABLE [dbo].[infra_file] (
[config_id] bigint NULL,
[path] nvarchar(512) COLLATE SQL_Latin1_General_CP1_CI_AS NOT NULL,
[url] nvarchar(1024) COLLATE SQL_Latin1_General_CP1_CI_AS NOT NULL,
[type] nvarchar(63) COLLATE SQL_Latin1_General_CP1_CI_AS NULL,
[ext_name] nvarchar(63) COLLATE SQL_Latin1_General_CP1_CI_AS NULL,
[mime_type] nvarchar(63) COLLATE SQL_Latin1_General_CP1_CI_AS NULL,
[size] int NOT NULL,
[creator] nvarchar(64) COLLATE SQL_Latin1_General_CP1_CI_AS NULL,
[create_time] datetime2(7) NOT NULL,
[updater] nvarchar(64) COLLATE SQL_Latin1_General_CP1_CI_AS NULL,
[update_time] datetime2(7) NOT NULL,
[deleted] bit DEFAULT 0 NOT NULL,
[name] nvarchar(256) COLLATE SQL_Latin1_General_CP1_CI_AS NULL
[name] nvarchar(512) COLLATE SQL_Latin1_General_CP1_CI_AS NULL
)
GO
@ -2677,10 +2678,17 @@ EXEC sp_addextendedproperty
GO
EXEC sp_addextendedproperty
'MS_Description', N'文件类型',
'MS_Description', N'文件扩展名',
'SCHEMA', N'dbo',
'TABLE', N'infra_file',
'COLUMN', N'type'
'COLUMN', N'ext_name'
GO
EXEC sp_addextendedproperty
'MS_Description', N'文件MIME类型',
'SCHEMA', N'dbo',
'TABLE', N'infra_file',
'COLUMN', N'mime_type'
GO
EXEC sp_addextendedproperty

7
yudao-module-infra/yudao-module-infra-api/src/main/java/cn/iocoder/yudao/module/infra/api/file/FileApi.java
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@ -14,7 +14,7 @@ public interface FileApi {
* @return 文件路径
*/
default String createFile(byte[] content) {
return createFile(null, null, content);
return createFile(null, null, "application/octet-stream", content);
}
/**
@ -25,7 +25,7 @@ public interface FileApi {
* @return 文件路径
*/
default String createFile(String path, byte[] content) {
return createFile(null, path, content);
return createFile(null, path, "application/octet-stream", content);
}
/**
@ -33,9 +33,10 @@ public interface FileApi {
*
* @param name 文件名称
* @param path 文件路径
* @param mimeType 文件类型
* @param content 文件内容
* @return 文件路径
*/
String createFile(String name, String path, byte[] content);
String createFile(String name, String path, String mimeType, byte[] content);
}

4
yudao-module-infra/yudao-module-infra-biz/src/main/java/cn/iocoder/yudao/module/infra/api/file/FileApiImpl.java
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@ -19,8 +19,8 @@ public class FileApiImpl implements FileApi {
private FileService fileService;
@Override
public String createFile(String name, String path, byte[] content) {
return fileService.createFile(name, path, content);
public String createFile(String name, String path, String mimeType, byte[] content) {
return fileService.createFile(name, path, mimeType, content);
}
}

2
yudao-module-infra/yudao-module-infra-biz/src/main/java/cn/iocoder/yudao/module/infra/controller/admin/file/FileController.java
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@ -46,7 +46,7 @@ public class FileController {
@OperateLog(logArgs = false) // 上传文件，没有记录操作日志的必要
public CommonResult<String> uploadFile(@RequestParam("file") MultipartFile file,
@RequestParam(value = "path", required = false) String path) throws Exception {
return success(fileService.createFile(file.getOriginalFilename(), path, IoUtil.readBytes(file.getInputStream())));
return success(fileService.createFile(file.getOriginalFilename(), path, file.getContentType(), IoUtil.readBytes(file.getInputStream())));
}
@DeleteMapping("/delete")

12
yudao-module-infra/yudao-module-infra-biz/src/main/java/cn/iocoder/yudao/module/infra/dal/dataobject/file/FileDO.java
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@ -38,7 +38,7 @@ public class FileDO extends BaseDO {
*/
private String name;
/**
* 路径，即文件名
* 路径，即文件名，唯一不可重复
*/
private String path;
/**
@ -46,11 +46,15 @@ public class FileDO extends BaseDO {
*/
private String url;
/**
* 文件类型
*
* 文件扩展名
* <p>
* 通过 {@link cn.hutool.core.io.FileTypeUtil#getType(InputStream)} 获取
*/
private String type;
private String extName;
/**
* 文件的MIME类型，默认为"application/octet-stream"
*/
private String mimeType;
/**
* 文件大小
*/

3
yudao-module-infra/yudao-module-infra-biz/src/main/java/cn/iocoder/yudao/module/infra/service/file/FileService.java
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@ -24,10 +24,11 @@ public interface FileService {
*
* @param name 文件名称
* @param path 文件路径
* @param mimeType 文件MIME类型
* @param content 文件内容
* @return 文件路径
*/
String createFile(String name, String path, byte[] content);
String createFile(String name, String path, String mimeType,byte[] content);
/**
* 删除文件

14
yudao-module-infra/yudao-module-infra-biz/src/main/java/cn/iocoder/yudao/module/infra/service/file/FileServiceImpl.java
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@ -1,6 +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;
@ -39,11 +40,13 @@ public class FileServiceImpl implements FileService {
@Override
@SneakyThrows
public String createFile(String name, String path, byte[] content) {
// 计算默认的 path 名
String type = FileTypeUtil.getType(new ByteArrayInputStream(content), name);
public String createFile(String name, String path, String mimeType, byte[] content) {
//获取文件的真实扩展名
String extName = FileTypeUtil.getType(new ByteArrayInputStream(content), name);
FileNameUtil.extName(name);
if (StrUtil.isEmpty(path)) {
path = DigestUtil.md5Hex(content) + '.' + type;
//使用sha256计算文件都唯一路径，降低碰撞概率
path = DigestUtil.sha256Hex(content) + '.' + extName;
}
// 如果 name 为空，则使用 path 填充
if (StrUtil.isEmpty(name)) {
@ -61,7 +64,8 @@ public class FileServiceImpl implements FileService {
file.setName(name);
file.setPath(path);
file.setUrl(url);
file.setType(type);
file.setExtName(extName);
file.setMimeType(mimeType);
file.setSize(content.length);
fileMapper.insert(file);
return url;

8
yudao-module-infra/yudao-module-infra-biz/src/test/java/cn/iocoder/yudao/module/infra/service/file/FileServiceTest.java
View File

@ -40,7 +40,7 @@ public class FileServiceTest extends BaseDbUnitTest {
// mock 数据
FileDO dbFile = randomPojo(FileDO.class, o -> { // 等会查询到
o.setPath("yunai");
o.setType("jpg");
o.setExtName("jpg");
o.setCreateTime(buildTime(2021, 1, 15));
});
fileMapper.insert(dbFile);
@ -48,7 +48,7 @@ public class FileServiceTest extends BaseDbUnitTest {
fileMapper.insert(ObjectUtils.cloneIgnoreId(dbFile, o -> o.setPath("tudou")));
// 测试 type 不匹配
fileMapper.insert(ObjectUtils.cloneIgnoreId(dbFile, o -> {
o.setType("png");
o.setExtName("png");
}));
// 测试 createTime 不匹配
fileMapper.insert(ObjectUtils.cloneIgnoreId(dbFile, o -> {
@ -82,7 +82,7 @@ public class FileServiceTest extends BaseDbUnitTest {
when(client.getId()).thenReturn(10L);
String name = "单测文件名";
// 调用
String result = fileService.createFile(name, path, content);
String result = fileService.createFile(name, path, "application/octet-stream", content);
// 断言
assertEquals(result, url);
// 校验数据
@ -90,7 +90,7 @@ public class FileServiceTest extends BaseDbUnitTest {
assertEquals(10L, file.getConfigId());
assertEquals(path, file.getPath());
assertEquals(url, file.getUrl());
assertEquals("jpg", file.getType());
assertEquals("jpg", file.getExtName());
assertEquals(content.length, file.getSize());
}