生成缩略图；增大图片上传大小限制

ruoyi-admin/src/main/java/com/ruoyi/RuoYiApplication.java

@@ -3,13 +3,15 @@ package com.ruoyi;
 import org.springframework.boot.SpringApplication;
 import org.springframework.boot.autoconfigure.SpringBootApplication;
 import org.springframework.boot.autoconfigure.jdbc.DataSourceAutoConfiguration;
+import org.springframework.scheduling.annotation.EnableAsync;
 
 /**
  * 启动程序
- * 
+ *
  * @author ruoyi
  */
 @SpringBootApplication(exclude = { DataSourceAutoConfiguration.class })
+@EnableAsync
 public class RuoYiApplication
 {
     public static void main(String[] args)

ruoyi-admin/src/main/java/com/ruoyi/web/controller/system/BladeVisualController.java

@@ -10,7 +10,10 @@ import com.ruoyi.common.core.page.VisualRespEmbData;
 import com.ruoyi.system.service.impl.BladeVisualConfigServiceImpl;
 import com.ruoyi.web.param.BladeVisualParam;
 import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.web.servlet.MultipartConfigFactory;
+import org.springframework.context.annotation.Bean;
 import org.springframework.security.core.context.SecurityContextHolder;
+import org.springframework.util.unit.DataSize;
 import org.springframework.web.bind.annotation.*;
 import com.ruoyi.common.annotation.Log;
 import com.ruoyi.common.core.controller.BaseController;
@@ -21,6 +24,7 @@ import com.ruoyi.system.service.IBladeVisualService;
 import org.springframework.web.multipart.MultipartFile;
 
 import javax.annotation.Resource;
+import javax.servlet.MultipartConfigElement;
 import javax.servlet.http.HttpServletRequest;
 
 /**
@@ -105,7 +109,7 @@ public class BladeVisualController extends BaseController
         String name = SecurityContextHolder.getContext().getAuthentication().getName();
         param.getVisual().setUpdateBy(name);
         param.getVisual().setUpdateTime(new Date());
-        
+
         int i = bladeVisualService.updateBladeVisual(param.getVisual());
 
         int j = configService.updateBladeVisualConfig(param.getConfig());
@@ -139,5 +143,6 @@ public class BladeVisualController extends BaseController
         return bladeVisualService.uploadFile(file);
 
     }
+
 }
 

ruoyi-admin/src/main/java/com/ruoyi/web/controller/system/VisualImageController.java

@@ -5,14 +5,22 @@ import java.io.FileOutputStream;
 import java.io.IOException;
 import java.util.HashMap;
 import java.util.List;
+import java.util.Map;
 
 import com.ruoyi.common.config.RuoYiConfig;
+import com.ruoyi.common.utils.spring.SpringUtils;
 import com.ruoyi.common.utils.uuid.UUID;
+import com.ruoyi.system.service.impl.VisualImageServiceImpl;
 import com.ruoyi.web.param.VisualImageAddParam;
+import org.aspectj.weaver.loadtime.Aj;
 import org.springframework.beans.factory.annotation.Value;
+import org.springframework.boot.web.servlet.MultipartConfigFactory;
+import org.springframework.context.ApplicationContext;
+import org.springframework.context.annotation.Bean;
 import org.springframework.security.access.prepost.PreAuthorize;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.security.core.context.SecurityContextHolder;
+import org.springframework.util.unit.DataSize;
 import org.springframework.web.bind.annotation.*;
 import com.ruoyi.common.annotation.Log;
 import com.ruoyi.common.core.controller.BaseController;
@@ -24,6 +32,8 @@ import com.ruoyi.common.utils.poi.ExcelUtil;
 import com.ruoyi.common.core.page.TableDataInfo;
 import org.springframework.web.multipart.MultipartFile;
 
+import javax.servlet.MultipartConfigElement;
+
 /**
  * 图片管理。管理上传的图片Controller
  *
@@ -83,13 +93,27 @@ public class VisualImageController extends BaseController
     {
         String name = SecurityContextHolder.getContext().getAuthentication().getName();
         visualImage.setCreateBy(name);
+        visualImageService.saveThumb(visualImage);
+        // 切割图片是异步进行的
         visualImageService.divideImage(visualImage);
+
         return toAjax(visualImageService.insertVisualImage(visualImage));
     }
 
 //    @Value("${imageDir.visualImage}")
 //    private String imageDir;
 
+    @PreAuthorize("@ss.hasPermi('system:image:query')")
+    @GetMapping("/link")
+    private AjaxResult getLink(@RequestParam String fileName){
+        IVisualImageService vService = SpringUtils.getBean(IVisualImageService.class);
+        Map<String, String> map = vService.getLink(fileName);
+        if (map == null) {
+            return AjaxResult.error("文件名错误");
+        }
+        return AjaxResult.success(map);
+    }
+
 
 //    @PreAuthorize("@ss.hasPermi('system:image:add')")
 //    @Log(title = "图片管理。管理上传的图片", businessType = BusinessType.INSERT)
@@ -143,6 +167,20 @@ public class VisualImageController extends BaseController
 	@DeleteMapping("/{ids}")
     public AjaxResult remove(@PathVariable Long[] ids)
     {
+        // todo 删除本地图片
         return toAjax(visualImageService.deleteVisualImageByIds(ids));
     }
+
+    @Value("${imageDir.maxImageMB}")
+    private Integer maxImage;
+
+    @Bean
+    public MultipartConfigElement multipartConfigElement() {
+        MultipartConfigFactory factory = new MultipartConfigFactory();
+        factory.setMaxRequestSize(DataSize.ofMegabytes(maxImage));
+        factory.setMaxFileSize(DataSize.ofMegabytes(maxImage));
+        return factory.createMultipartConfig();
+    }
+
+
 }

ruoyi-admin/src/main/resources/application.yml

@@ -9,8 +9,8 @@ ruoyi:
   # 实例演示开关
   demoEnabled: true
   # 文件路径 示例（ Windows配置D:/ruoyi/uploadPath，Linux配置 /home/ruoyi/uploadPath）
-#  profile: F:/ruoyi/uploadPath
-  profile: /home/yangsj/bigScreen
+  profile: F:/ruoyi/uploadPath
+#  profile: /home/yangsj/bigScreen
   # 获取ip地址开关
   addressEnabled: false
   # 验证码类型 math 数组计算 char 字符验证
@@ -21,6 +21,11 @@ imageDir:
   bigScreen: /overview
   # 其他图片存放文件夹名
   visualImage: /images
+  # 缩略图宽高
+  width: 100
+  height: 100
+  # 上传图片最大（MB）
+  maxImageMB: 300
 
 
 # 开发环境配置