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预览接口分开

This commit is contained in:
cjw 2024-06-21 10:51:26 +08:00
parent 7c9343d6a6
commit d8d28a6302
11 changed files with 103 additions and 17 deletions
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7
ruoyi-modules/ruoyi-system/src/main/java/org/dromara/system/controller/file/SysOssPersonController.java
View File

@ -130,6 +130,7 @@ public class SysOssPersonController extends BaseController {
/**
* 下载
*
* @param id 主键
*/
@SaCheckPermission("file:person:download")
@ -137,4 +138,10 @@ public class SysOssPersonController extends BaseController {
public void download(@PathVariable Long id, HttpServletResponse response) throws Exception {
sysOssPersonService.download(id, response);
}
@SaCheckPermission("file:person:preview")
@PostMapping("/preview/{id}")
public void preview(@PathVariable Long id, HttpServletResponse response) throws Exception {
sysOssPersonService.preview(id, response);
}
}

5
ruoyi-modules/ruoyi-system/src/main/java/org/dromara/system/controller/file/SysOssResourceController.java
View File

@ -145,4 +145,9 @@ public class SysOssResourceController extends BaseController {
public void download(@PathVariable Long id, HttpServletResponse response) throws Exception {
sysOssResourceService.download(id, response);
}
@SaCheckPermission("file:resource:preview")
@PostMapping("/preview/{id}")
public void preview(@PathVariable Long id, HttpServletResponse response) throws Exception {
sysOssResourceService.preview(id, response);
}
}

6
ruoyi-modules/ruoyi-system/src/main/java/org/dromara/system/controller/file/SysOssTextbookController.java
View File

@ -140,6 +140,7 @@ public class SysOssTextbookController extends BaseController {
/**
* 下载
*
* @param id 主键
*/
@SaCheckPermission("file:textbook:download")
@ -148,4 +149,9 @@ public class SysOssTextbookController extends BaseController {
sysOssTextbookService.download(id, response);
}
@SaCheckPermission("file:textbook:preview")
@PostMapping("/preview/{id}")
public void preview(@PathVariable Long id, HttpServletResponse response) throws Exception {
sysOssTextbookService.preview(id, response);
}
}

2
ruoyi-modules/ruoyi-system/src/main/java/org/dromara/system/service/ISysOssPersonService.java
View File

@ -72,5 +72,5 @@ public interface ISysOssPersonService {
Boolean moveByBo(SysOssPersonBo bo);
void download(Long id, HttpServletResponse response) throws IOException;
void preview(Long id, HttpServletResponse response) throws Exception;
}

3
ruoyi-modules/ruoyi-system/src/main/java/org/dromara/system/service/ISysOssResourceService.java
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@ -1,7 +1,6 @@
package org.dromara.system.service;
import cn.hutool.core.lang.tree.Tree;
import jakarta.servlet.http.HttpServletResponse;
import org.dromara.common.mybatis.core.page.PageQuery;
import org.dromara.common.mybatis.core.page.TableDataInfo;
@ -87,4 +86,6 @@ public interface ISysOssResourceService {
void download(Long id, HttpServletResponse response) throws IOException;
void preview(Long id, HttpServletResponse response) throws Exception;
}

11
ruoyi-modules/ruoyi-system/src/main/java/org/dromara/system/service/ISysOssService.java
View File

@ -66,7 +66,7 @@ public interface ISysOssService {
* @param ossId OSS对象ID
* @param response HttpServletResponse对象，用于设置响应头和向客户端发送文件内容
*/
void download(Long ossId,String originalName,HttpServletResponse response) throws IOException;
void download(Long ossId, String originalName, HttpServletResponse response) throws IOException;
/**
* 删除OSS对象存储
@ -86,6 +86,13 @@ public interface ISysOssService {
*/
SysOssVo getByMd5(String md5);
/**
* 文件预览
*
* @param ossId
* @param response
* @throws IOException
*/
void preview(Long ossId, HttpServletResponse response) throws Exception;
}

1
ruoyi-modules/ruoyi-system/src/main/java/org/dromara/system/service/ISysOssTextbookService.java
View File

@ -83,5 +83,6 @@ public interface ISysOssTextbookService {
Boolean moveByBo(SysOssTextbookBo bo);
void download(Long id, HttpServletResponse response) throws IOException;
void preview(Long id, HttpServletResponse response) throws Exception;
}

12
ruoyi-modules/ruoyi-system/src/main/java/org/dromara/system/service/impl/SysOssPersonServiceImpl.java
View File

@ -86,9 +86,9 @@ public class SysOssPersonServiceImpl implements ISysOssPersonService {
private Wrapper<SysOssPerson> buildQueryWrapper(SysOssPersonBo bo) {
QueryWrapper<SysOssPerson> wrapper = Wrappers.query();
wrapper.eq(ObjectUtil.isNotNull(bo.getCreateBy()),"op.create_by", bo.getCreateBy())
.eq(StringUtils.isNotEmpty(bo.getFileSuffix()),"op.file_suffix", bo.getFileSuffix())
.like(StringUtils.isNotEmpty(bo.getFileName()),"op.file_name", bo.getFileName())
wrapper.eq(ObjectUtil.isNotNull(bo.getCreateBy()), "op.create_by", bo.getCreateBy())
.eq(StringUtils.isNotEmpty(bo.getFileSuffix()), "op.file_suffix", bo.getFileSuffix())
.like(StringUtils.isNotEmpty(bo.getFileName()), "op.file_name", bo.getFileName())
.and(ObjectUtil.isNotNull(bo.getCatalogId()), w -> {
List<SysCatalogPerson> list = catalogService.selectList(new LambdaQueryWrapper<SysCatalogPerson>()
.select(SysCatalogPerson::getCatalogId)
@ -200,4 +200,10 @@ public class SysOssPersonServiceImpl implements ISysOssPersonService {
String fileName = ossPerson.getFileName();
ossService.download(ossPerson.getOssId(), fileName, response);
}
@Override
public void preview(Long id, HttpServletResponse response) throws Exception {
SysOssPerson ossPerson = baseMapper.selectById(id);
ossService.preview(ossPerson.getOssId(), response);
}
}

12
ruoyi-modules/ruoyi-system/src/main/java/org/dromara/system/service/impl/SysOssResourceServiceImpl.java
View File

@ -1,7 +1,5 @@
package org.dromara.system.service.impl;
import cn.hutool.core.collection.CollUtil;
import cn.hutool.core.lang.tree.Tree;
import cn.hutool.core.util.ObjectUtil;
import com.baomidou.mybatisplus.core.conditions.Wrapper;
import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
@ -14,18 +12,14 @@ import org.dromara.common.core.exception.ServiceException;
import org.dromara.common.core.utils.MapstructUtils;
import org.dromara.common.core.utils.StreamUtils;
import org.dromara.common.core.utils.StringUtils;
import org.dromara.common.core.utils.TreeBuildUtils;
import org.dromara.common.mybatis.core.page.PageQuery;
import org.dromara.common.mybatis.core.page.TableDataInfo;
import org.dromara.common.mybatis.helper.DataBaseHelper;
import org.dromara.system.domain.SysCatalogResource;
import org.dromara.system.domain.SysCatalogTextbook;
import org.dromara.system.domain.SysOssResource;
import org.dromara.system.domain.SysOssTextbook;
import org.dromara.system.domain.bo.SysCatalogTextbookBo;
import org.dromara.system.domain.bo.SysOssResourceBo;
import org.dromara.system.domain.vo.SysCatalogResourceVo;
import org.dromara.system.domain.vo.SysCatalogTextbookVo;
import org.dromara.system.domain.vo.SysOssResourceVo;
import org.dromara.system.domain.vo.SysOssVo;
import org.dromara.system.mapper.SysOssResourceMapper;
@ -230,4 +224,10 @@ public class SysOssResourceServiceImpl implements ISysOssResourceService {
baseMapper.addDownloadNum(id);
}
@Override
public void preview(Long id, HttpServletResponse response) throws Exception {
SysOssResource ossResource = baseMapper.selectById(id);
ossService.preview(ossResource.getOssId(), response);
baseMapper.addPreviewNum(id);
}
}

54
ruoyi-modules/ruoyi-system/src/main/java/org/dromara/system/service/impl/SysOssServiceImpl.java
View File

@ -4,6 +4,9 @@ import cn.hutool.core.bean.BeanUtil;
import cn.hutool.core.convert.Convert;
import cn.hutool.core.io.unit.DataSizeUtil;
import cn.hutool.core.util.ObjectUtil;
import com.aspose.cells.Workbook;
import com.aspose.slides.Presentation;
import com.aspose.words.Document;
import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.core.toolkit.Wrappers;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
@ -36,9 +39,7 @@ import org.springframework.http.MediaType;
import org.springframework.stereotype.Service;
import org.springframework.web.multipart.MultipartFile;
import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.*;
import java.util.ArrayList;
import java.util.Collection;
import java.util.List;
@ -169,7 +170,7 @@ public class SysOssServiceImpl implements ISysOssService, OssService {
* @param response HttpServletResponse对象，用于设置响应头和向客户端发送文件内容
*/
@Override
public void download(Long ossId,String originalName, HttpServletResponse response) throws IOException {
public void download(Long ossId, String originalName, HttpServletResponse response) throws IOException {
SysOssVo sysOss = SpringUtils.getAopProxy(this).getById(ossId);
if (ObjectUtil.isNull(sysOss)) {
throw new ServiceException("文件数据不存在!");
@ -305,4 +306,49 @@ public class SysOssServiceImpl implements ISysOssService, OssService {
return baseMapper.selectVoOne(new LambdaQueryWrapper<SysOss>().eq(SysOss::getFileMd5, md5));
}
@Override
public void preview(Long ossId, HttpServletResponse response) throws Exception {
SysOssVo sysOss = SpringUtils.getAopProxy(this).getById(ossId);
OssClient storage = OssFactory.instance(sysOss.getService());
InputStream is = null;
OutputStream os = null;
try {
is = storage.getObjectContent(sysOss.getFileName());
os = response.getOutputStream();
byte[] byteData = new byte[1024];
// 前端word预览仅支持.docx，将.doc转换为.docx
if ((".doc").equals(sysOss.getFileSuffix())) {
Document doc = new Document(is);
doc.save(os, com.aspose.words.SaveFormat.DOCX);
}
if ((".xls").equals(sysOss.getFileSuffix())) {
Workbook xls = new Workbook(is);
xls.save(os, com.aspose.cells.SaveFormat.XLSX);
}
if ((".ppt").equals(sysOss.getFileSuffix())) {
Presentation xls = new Presentation(is);
xls.save(os, com.aspose.slides.SaveFormat.Pdf);
}
int len = 0;
while ((len = is.read(byteData)) != -1) {
os.write(byteData, 0, len);
}
os.flush();
} finally {
if (os != null) {
try {
os.close();
} catch (IOException e) {
//log.error("IO异常", e);
}
}
if (is != null) {
try {
is.close();
} catch (IOException e) {
//log.error("IO异常", e);
}
}
}
}
}

7
ruoyi-modules/ruoyi-system/src/main/java/org/dromara/system/service/impl/SysOssTextbookServiceImpl.java
View File

@ -223,4 +223,11 @@ public class SysOssTextbookServiceImpl implements ISysOssTextbookService {
ossService.download(ossTextbook.getOssId(), fileName, response);
baseMapper.addDownloadNum(id);
}
@Override
public void preview(Long id, HttpServletResponse response) throws Exception {
SysOssTextbook ossTextbook = baseMapper.selectById(id);
ossService.preview(ossTextbook.getOssId(), response);
baseMapper.addPreviewNum(id);
}
}