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文档库--过滤文件预览

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This commit is contained in:
zhn
2022-03-21 16:24:07 +08:00
parent e1c48cf63a
commit 8b753f4a66
2 changed files with 68 additions and 121 deletions
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jero-boot/jero-boot-base/jero-boot-base-core/src/main/java/com/jero/config/shiro/ShiroConfig.java
+1
View File
@@ -90,6 +90,7 @@ public class ShiroConfig {
filterChainDefinitionMap.put("/auth/2step-code", "anon");//登录验证码
filterChainDefinitionMap.put("/sys/common/static/**", "anon");//图片预览 &下载文件不限制token
filterChainDefinitionMap.put("/sys/common/pdf/**", "anon");//pdf预览
filterChainDefinitionMap.put("/sys/common/download/**", "anon");//文件预览
filterChainDefinitionMap.put("/generic/**", "anon");//pdf预览需要文件
filterChainDefinitionMap.put("/", "anon");
filterChainDefinitionMap.put("/doc.html", "anon");
jero-boot/jero-boot-module-system/src/main/java/com/jero/modules/system/controller/CommonController.java
+67 -121
View File
@@ -180,73 +180,73 @@ public class CommonController {
* @param request
* @param response
*/
@GetMapping(value = "/download/{id}")
public void view(@PathVariable String id,HttpServletRequest request, 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..");
}
String fileUrl = ossFile.getUrl();
InputStream inputStream = null;
OutputStream outputStream = null;
try {
String fileName = "";
if(CommonConstant.UPLOAD_TYPE_LOCAL.equals(uploadType)){
//本地下载
String filePath = uploadpath + File.separator + fileUrl;
File file = new File(filePath);
if(!file.exists()){
response.setStatus(404);
throw new RuntimeException("文件不存在..");
}
// 文件名称
fileName = file.getName();
inputStream = new BufferedInputStream(new FileInputStream(filePath));
}else if(CommonConstant.UPLOAD_TYPE_MINIO.equals(uploadType)){
// 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
fileName = ossFile.getFileName();
inputStream = MinioUtil.getMinioFile(MinioUtil.getBucketName(), url);
}
response.addHeader("Content-Disposition", "attachment;fileName=" + new String(fileName.getBytes("UTF-8"),"iso-8859-1"));
// response.setContentType("application/force-download");// 设置强制下载不打开
outputStream = response.getOutputStream();
byte[] buf = new byte[1024];
int len;
while ((len = inputStream.read(buf)) > 0) {
outputStream.write(buf, 0, len);
}
response.flushBuffer();
} catch (IOException e) {
log.error("预览文件失败" + e.getMessage());
response.setStatus(404);
e.printStackTrace();
} finally {
if (inputStream != null) {
try {
inputStream.close();
} catch (IOException e) {
log.error(e.getMessage(), e);
}
}
if (outputStream != null) {
try {
outputStream.close();
} catch (IOException e) {
log.error(e.getMessage(), e);
}
}
}
}
// @GetMapping(value = "/download/{id}")
// public void view(@PathVariable String id,HttpServletRequest request, 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..");
// }
// String fileUrl = ossFile.getUrl();
// InputStream inputStream = null;
// OutputStream outputStream = null;
// try {
// String fileName = "";
// if(CommonConstant.UPLOAD_TYPE_LOCAL.equals(uploadType)){
// //本地下载
// String filePath = uploadpath + File.separator + fileUrl;
// File file = new File(filePath);
// if(!file.exists()){
// response.setStatus(404);
// throw new RuntimeException("文件不存在..");
// }
// // 文件名称
// fileName = file.getName();
// inputStream = new BufferedInputStream(new FileInputStream(filePath));
// }else if(CommonConstant.UPLOAD_TYPE_MINIO.equals(uploadType)){
// // 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
// fileName = ossFile.getFileName();
// inputStream = MinioUtil.getMinioFile(MinioUtil.getBucketName(), url);
// }
// response.addHeader("Content-Disposition", "attachment;fileName=" + new String(fileName.getBytes("UTF-8"),"iso-8859-1"));
//// response.setContentType("application/force-download");// 设置强制下载不打开
// outputStream = response.getOutputStream();
// byte[] buf = new byte[1024];
// int len;
// while ((len = inputStream.read(buf)) > 0) {
// outputStream.write(buf, 0, len);
// }
// response.flushBuffer();
// } catch (IOException e) {
// log.error("预览文件失败" + e.getMessage());
// response.setStatus(404);
// e.printStackTrace();
// } finally {
// if (inputStream != null) {
// try {
// inputStream.close();
// } catch (IOException e) {
// log.error(e.getMessage(), e);
// }
// }
// if (outputStream != null) {
// try {
// outputStream.close();
// } catch (IOException e) {
// log.error(e.getMessage(), e);
// }
// }
// }
//
// }
/**
* 下载文件
*
@@ -307,60 +307,6 @@ public class CommonController {
}
}
}
@GetMapping(value = "/fileView/{id}")
public void fileView(String id,HttpServletRequest request, 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..");
}
InputStream inputStream = null;
OutputStream outputStream = null;
try {
String fileName = "";
//本地下载
String filePath = ossFile.getUrl();
File file = new File(filePath);
if(!file.exists()){
response.setStatus(404);
throw new RuntimeException("文件不存在..");
}
// 文件名称
fileName = file.getName();
inputStream = new BufferedInputStream(new FileInputStream(filePath));
response.addHeader("Content-Disposition", "attachment;fileName=" + new String(fileName.getBytes("UTF-8"),"iso-8859-1"));
response.setContentType("application/force-download");// 设置强制下载不打开
outputStream = response.getOutputStream();
byte[] buf = new byte[1024];
int len;
while ((len = inputStream.read(buf)) > 0) {
outputStream.write(buf, 0, len);
}
response.flushBuffer();
} catch (IOException e) {
log.error("文件下载失败" + e.getMessage());
response.setStatus(404);
e.printStackTrace();
} finally {
if (inputStream != null) {
try {
inputStream.close();
} catch (IOException e) {
log.error(e.getMessage(), e);
}
}
if (outputStream != null) {
try {
outputStream.close();
} catch (IOException e) {
log.error(e.getMessage(), e);
}
}
}
}
/**
* 文件预览