去掉博客封面图片的限制

src/main/java/cn/meteor/beyondclouds/modules/blog/api/BlogApi.java

@@ -23,6 +23,7 @@ import cn.meteor.beyondclouds.util.AccessInfoUtils;
 import com.baomidou.mybatisplus.core.metadata.IPage;
 import io.swagger.annotations.Api;
 import io.swagger.annotations.ApiOperation;
+import org.apache.commons.lang3.StringUtils;
 import org.springframework.beans.BeanUtils;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.validation.BindingResult;
@@ -55,6 +56,10 @@ public class BlogApi {
             return Response.fieldError(result.getFieldError());
         }
 
+        if (null != blogForm.getCover() && StringUtils.isBlank(blogForm.getCover())) {
+            blogForm.setCover(null);
+        }
+
         Blog blog = new Blog();
         BeanUtils.copyProperties(blogForm, blog);
         blog.setUserId((String) subject.getId());
@@ -155,6 +160,10 @@ public class BlogApi {
             return Response.fieldError(result.getFieldError());
         }
 
+        if (null != blogForm.getCover() && StringUtils.isBlank(blogForm.getCover())) {
+            blogForm.setCover(null);
+        }
+
         Blog blog = new Blog();
         BeanUtils.copyProperties(blogForm, blog);
         blog.setUserId((String) subject.getId());

src/main/java/cn/meteor/beyondclouds/modules/blog/form/BlogForm.java

@@ -62,6 +62,6 @@ public class BlogForm {
 
 //    @NotNull(message = "封面图不能为空", groups = InsertGroup.class)
 //    @NotEmpty(message = "封面图不能为空", groups = InsertGroup.class)
-    @NullOrNotBlank(message = "请传入有效的封面图链接", groups = UpdateGroup.class)
+//    @NullOrNotBlank(message = "请传入有效的封面图链接", groups = UpdateGroup.class)
     private String cover;
 }