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新增本地资源通用下载方法

pull/122/head
RuoYi 2019-08-23 10:36:03 +08:00
parent 478520572c
commit 12e68fab27
5 changed files with 31 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

21
ruoyi-admin/src/main/java/com/ruoyi/web/controller/common/CommonController.java
View File

@ -12,6 +12,7 @@ import org.springframework.web.bind.annotation.ResponseBody;
import org.springframework.web.multipart.MultipartFile;
import com.ruoyi.common.config.Global;
import com.ruoyi.common.config.ServerConfig;
import com.ruoyi.common.constant.Constants;
import com.ruoyi.common.core.domain.AjaxResult;
import com.ruoyi.common.utils.StringUtils;
import com.ruoyi.common.utils.file.FileUploadUtils;
@ -88,4 +89,24 @@ public class CommonController
return AjaxResult.error(e.getMessage());
}
}
/**
* 本地资源通用下载
*/
@GetMapping("/common/download/resource")
public void resourceDownload(String resource, HttpServletRequest request, HttpServletResponse response)
throws Exception
{
// 本地资源路径
String localPath = Global.getProfile();
// 数据库资源地址
String downloadPath = localPath + StringUtils.substringAfter(resource, Constants.RESOURCE_PREFIX);
// 下载名称
String downloadName = StringUtils.substringAfterLast(downloadPath, "/");
response.setCharacterEncoding("utf-8");
response.setContentType("multipart/form-data");
response.setHeader("Content-Disposition",
"attachment;fileName=" + FileUtils.setFileDownloadHeader(request, downloadName));
FileUtils.writeBytes(downloadPath, response.getOutputStream());
}
}

2
ruoyi-common/src/main/java/com/ruoyi/common/config/Global.java
View File

@ -129,7 +129,7 @@ public class Global
*/
public static String getDownloadPath()
{
return getProfile() + "/download";
return getProfile() + "/download/";
}
/**

5
ruoyi-common/src/main/java/com/ruoyi/common/constant/Constants.java
View File

@ -61,4 +61,9 @@ public class Constants
* 排序的方向 "desc" 或者 "asc".
*/
public static final String IS_ASC = "isAsc";
/**
* 资源映射路径 前缀
*/
public static final String RESOURCE_PREFIX = "/profile";
}

3
ruoyi-common/src/main/java/com/ruoyi/common/utils/file/FileUploadUtils.java
View File

@ -5,6 +5,7 @@ import java.io.IOException;
import org.apache.commons.io.FilenameUtils;
import org.springframework.web.multipart.MultipartFile;
import com.ruoyi.common.config.Global;
import com.ruoyi.common.constant.Constants;
import com.ruoyi.common.exception.file.FileNameLengthLimitExceededException;
import com.ruoyi.common.exception.file.FileSizeLimitExceededException;
import com.ruoyi.common.exception.file.InvalidExtensionException;
@ -147,7 +148,7 @@ public class FileUploadUtils
{
int dirLastIndex = uploadDir.lastIndexOf("/") + 1;
String currentDir = StringUtils.substring(uploadDir, dirLastIndex);
String pathFileName = "/profile/" + currentDir + "/" + fileName;
String pathFileName = Constants.RESOURCE_PREFIX + "/" + currentDir + "/" + fileName;
return pathFileName;
}

3
ruoyi-framework/src/main/java/com/ruoyi/framework/config/ResourcesConfig.java
View File

@ -8,6 +8,7 @@ import org.springframework.web.servlet.config.annotation.ResourceHandlerRegistry
import org.springframework.web.servlet.config.annotation.ViewControllerRegistry;
import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;
import com.ruoyi.common.config.Global;
import com.ruoyi.common.constant.Constants;
import com.ruoyi.framework.interceptor.RepeatSubmitInterceptor;
/**
@ -40,7 +41,7 @@ public class ResourcesConfig implements WebMvcConfigurer
public void addResourceHandlers(ResourceHandlerRegistry registry)
{
/** 本地文件上传路径 */
registry.addResourceHandler("/profile/**").addResourceLocations("file:" + Global.getProfile() + "/");
registry.addResourceHandler(Constants.RESOURCE_PREFIX + "/**").addResourceLocations("file:" + Global.getProfile() + "/");
/** swagger配置 */
registry.addResourceHandler("swagger-ui.html").addResourceLocations("classpath:/META-INF/resources/");