Support set thumbnail to category and tag. (#574)

* feat: support set thumbnail to category and tag.

* style: reformat code.

src/main/java/run/halo/app/model/annotation/DisableOnCondition.java

@@ -7,6 +7,7 @@ import java.lang.annotation.*;
 
 /**
  * 该注解可以限制某些条件下禁止访问api
+ *
  * @author guqing
  * @date 2020-02-14 13:48
  */

src/main/java/run/halo/app/model/dto/CategoryDTO.java

@@ -28,6 +28,8 @@ public class CategoryDTO implements OutputConverter<CategoryDTO, Category> {
 
     private String description;
 
+    private String thumbnail;
+
     private Integer parentId;
 
     private Date createTime;

src/main/java/run/halo/app/model/dto/TagDTO.java

@@ -22,6 +22,8 @@ public class TagDTO implements OutputConverter<TagDTO, Tag> {
 
     private String slugName;
 
+    private String thumbnail;
+
     private Date createTime;
 
     private String fullPath;

src/main/java/run/halo/app/model/entity/Category.java

@@ -10,6 +10,8 @@ import javax.persistence.*;
  * Category entity.
  *
  * @author johnniang
+ * @author ryanwang
+ * @date 2019-03-15
  */
 @Data
 @Entity
@@ -40,6 +42,12 @@ public class Category extends BaseEntity {
     @Column(name = "description", columnDefinition = "varchar(100) default ''")
     private String description;
 
+    /**
+     * Cover thumbnail of the category.
+     */
+    @Column(name = "thumbnail", columnDefinition = "varchar(1023) default ''")
+    private String thumbnail;
+
     /**
      * Parent category.
      */

src/main/java/run/halo/app/model/entity/Tag.java

@@ -36,6 +36,12 @@ public class Tag extends BaseEntity {
     @Column(name = "slug_name", columnDefinition = "varchar(255) not null", unique = true)
     private String slugName;
 
+    /**
+     * Cover thumbnail of the tag.
+     */
+    @Column(name = "thumbnail", columnDefinition = "varchar(1023) default ''")
+    private String thumbnail;
+
     @Override
     protected void prePersist() {
         super.prePersist();

src/main/java/run/halo/app/model/params/CategoryParam.java

@@ -19,28 +19,19 @@ import javax.validation.constraints.Size;
 @Data
 public class CategoryParam implements InputConverter<Category> {
 
-    /**
-     * Category name.
-     */
     @NotBlank(message = "分类名称不能为空")
     @Size(max = 50, message = "分类名称的字符长度不能超过 {max}")
     private String name;
 
-    /**
-     * Category slug name.
-     */
     @Size(max = 50, message = "分类别名的字符长度不能超过 {max}")
     private String slugName;
 
-    /**
-     * Category description.
-     */
     @Size(max = 100, message = "分类描述的字符长度不能超过 {max}")
     private String description;
 
-    /**
+    @Size(max = 1023, message = "封面图链接的字符长度不能超过 {max}")
-     * Parent category.
+    private String thumbnail;
-     */
+
     private Integer parentId = 0;
 
     @Override
@@ -49,6 +40,20 @@ public class CategoryParam implements InputConverter<Category> {
 
         slugName = StringUtils.isBlank(slugName) ? SlugUtils.slug(name) : SlugUtils.slug(slugName);
 
+        if (null == thumbnail) {
+            thumbnail = "";
+        }
+
         return InputConverter.super.convertTo();
     }
+
+    @Override
+    public void update(Category category) {
+
+        if (null == thumbnail) {
+            thumbnail = "";
+        }
+
+        InputConverter.super.update(category);
+    }
 }

src/main/java/run/halo/app/model/params/PostParam.java

@@ -40,7 +40,7 @@ public class PostParam implements InputConverter<Post> {
 
     private String summary;
 
-    @Size(max = 255, message = "文章缩略图链接的字符长度不能超过 {max}")
+    @Size(max = 1023, message = "封面图链接的字符长度不能超过 {max}")
     private String thumbnail;
 
     private Boolean disallowComment = false;

src/main/java/run/halo/app/model/params/SheetParam.java

@@ -38,7 +38,7 @@ public class SheetParam implements InputConverter<Sheet> {
 
     private String summary;
 
-    @Size(max = 255, message = "页面缩略图链接的字符长度不能超过 {max}")
+    @Size(max = 255, message = "封面图链接的字符长度不能超过 {max}")
     private String thumbnail;
 
     private Boolean disallowComment = false;

src/main/java/run/halo/app/model/params/TagParam.java

@@ -26,11 +26,28 @@ public class TagParam implements InputConverter<Tag> {
     @Size(max = 255, message = "标签别名的字符长度不能超过 {max}")
     private String slugName;
 
+    @Size(max = 1023, message = "封面图链接的字符长度不能超过 {max}")
+    private String thumbnail;
+
     @Override
     public Tag convertTo() {
 
         slugName = StringUtils.isBlank(slugName) ? SlugUtils.slug(name) : SlugUtils.slug(slugName);
 
+        if (null == thumbnail) {
+            thumbnail = "";
+        }
+
         return InputConverter.super.convertTo();
     }
+
+    @Override
+    public void update(Tag tag) {
+
+        if (null == thumbnail) {
+            thumbnail = "";
+        }
+
+        InputConverter.super.update(tag);
+    }
 }

src/main/java/run/halo/app/model/support/HaloConst.java

@@ -3,7 +3,6 @@ package run.halo.app.model.support;
 import org.springframework.http.HttpHeaders;
 
 import java.io.File;
-import java.time.Duration;
 
 /**
  * <pre>