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feat: 预览接口支持token校验用户是否有企标权限

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This commit is contained in:
mzaxd
2024-01-10 16:44:20 +08:00
parent 80fc22ecaf
commit 97edb9a09c
2 changed files with 13 additions and 81 deletions
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laws-module-system/src/main/java/com/jero/modules/system/controller/CommonController.java
-81
View File
@@ -145,19 +145,6 @@ public class CommonController {
return result;
}
/**
* 下载文件
*
* @param id 传入文件id
* @param request
* @param response
*/
@GetMapping(value = "/download/{id}")
public void download(@PathVariable String id, HttpServletRequest request, HttpServletResponse response) {
downloadAndViewWithWaterMark(id, response);
}
private void downloadAndView(@PathVariable String id, HttpServletResponse response) {
// 查询数据表数据是否存在
@@ -235,74 +222,6 @@ public class CommonController {
downloadAndView(id, response);
}
private void downloadAndViewWithWaterMark(@PathVariable String id, HttpServletResponse response) {
// 查询数据表数据是否存在
LambdaQueryWrapper<OSSFile> queryWrapper = new LambdaQueryWrapper<>();
queryWrapper.eq(OSSFile::getId, id);
OSSFile ossFile = ossFileService.getOne(queryWrapper);
if (null == ossFile) {
throw new JeroBootException("文件不存在..");
}
// 如果是企标的文件则需要判断当前登录人是否有查看权限，如果没有则需要返回没有权限的文件
if (StrUtil.isBlank(ossFile.getStandardId())) {
String userId = UserUtils.getUserId();
}
String fileUrl = ossFile.getUrl();
// minio 下载
// 通过MinioUtil查询时 只需要桶后面的路径
String minioUrl = MinioUtil.getMinioUrl();
// Linux/unix 系统下文件路径分隔符为"/" 获取minio与存储桶的路径
minioUrl = minioUrl + MinioUtil.getBucketName() + "/";
String url = fileUrl.replace(minioUrl, "");
// 文件名称
String fileName = ossFile.getFileName();
response.addHeader("Content-Disposition", "attachment;fileName=" + new String(fileName.getBytes(StandardCharsets.UTF_8), StandardCharsets.ISO_8859_1));
// 设置强制下载不打开
response.setContentType("application/force-download");
// 然后在您的controller方法中：
if ("pdf".equalsIgnoreCase(FileUtil.extName(fileName))) {
try (InputStream originalInputStream = MinioUtil.getMinioFile(MinioUtil.getBucketName(), url);
InputStream watermarkedInputStream = sysWaterMarkUtil.addWatermarkToPdf(originalInputStream);
OutputStream outputStream = response.getOutputStream()) {
if (originalInputStream == null) {
return;
}
byte[] buf = new byte[1024];
int len;
while ((len = watermarkedInputStream.read(buf)) > 0) {
outputStream.write(buf, 0, len);
}
response.flushBuffer();
} catch (Exception e) {
log.error(e.getMessage());
response.setStatus(404);
e.printStackTrace();
}
} else {
try (InputStream inputStream = MinioUtil.getMinioFile(MinioUtil.getBucketName(), url);
OutputStream outputStream = response.getOutputStream()
) {
byte[] buf = new byte[1024];
int len;
if (inputStream == null) {
return;
}
while ((len = inputStream.read(buf)) > 0) {
outputStream.write(buf, 0, len);
}
response.flushBuffer();
} catch (Exception e) {
log.error(e.getMessage());
response.setStatus(404);
e.printStackTrace();
}
}
}
private void setResponse(HttpServletResponse response, String fileName) {
response.addHeader("Content-Disposition", "attachment;fileName=" + new String(fileName.getBytes(StandardCharsets.UTF_8), StandardCharsets.ISO_8859_1));
// 设置强制下载不打开