feat(blog): expand publishing and moderation APIs

apps/blog/resources.py

@@ -7,7 +7,7 @@ from apps.blog.models import Post, Category, Tag
 class CategoryResource(resources.ModelResource):
     class Meta:
         model = Category
-        fields = ('id', 'name', 'slug', 'description', 'created_at')
+        fields = ('id', 'name', 'parent', 'slug', 'description', 'created_at')
 
 class PostResource(resources.ModelResource):
     author = fields.Field(
@@ -25,8 +25,13 @@ class PostResource(resources.ModelResource):
         attribute='tags',
         widget=ManyToManyWidget(Tag, field='name', separator='|')
     )
+    writers = fields.Field(
+        column_name='writers',
+        attribute='writers',
+        widget=ManyToManyWidget(User, field='username', separator='|')
+    )
 
     class Meta:
         model = Post
         fields = ('id', 'title', 'slug', 'content', 'excerpt', 'author', 
-                 'category', 'tags', 'status', 'is_featured', 'published_at', 'created_at')
+                 'category', 'tags', 'writers', 'status', 'is_featured', 'published_at', 'created_at')