#399

backend/app/controllers/posts_controller.rb

@@ -175,15 +175,23 @@ class PostsController < ApplicationController
     return head :unauthorized unless current_user
     return head :forbidden unless current_user.gte_member?
 
-    if bool?(:dry)
-      preflight = PostCreatePreflight.new(
-          attributes: post_create_attributes,
-          thumbnail: params[:thumbnail]).run
-      return render json: preflight
-    end
+    preflight = PostCreatePreflight.new(
+        attributes: post_create_attributes,
+        thumbnail: params[:thumbnail]).run
+    return render json: preflight if bool?(:dry)
 
     post = PostCreator.new(actor: current_user,
                            attributes: post_create_attributes.merge(
+                               preflight.slice(
+                                   :url,
+                                   :title,
+                                   :thumbnail_base,
+                                   :tags,
+                                   :parent_post_ids,
+                                   :original_created_from,
+                                   :original_created_before,
+                                   :duration,
+                                   :video_ms).symbolize_keys).merge(
                                thumbnail: params[:thumbnail])).create!
 
     post.reload
@@ -532,6 +540,7 @@ class PostsController < ApplicationController
   def parse_bulk_posts_manifest
     manifest = params[:posts]
     raise ArgumentError, 'posts は必須です．' if manifest.blank?
+    raise ArgumentError, 'posts は JSON 文字列で指定してください．' unless manifest.is_a?(String)
 
     posts = JSON.parse(manifest)
     raise ArgumentError, 'posts は配列で指定してください．' unless posts.is_a?(Array)
@@ -569,15 +578,7 @@ class PostsController < ApplicationController
     return nil if post_id.blank?
 
     post = Post.with_attached_thumbnail.find_by(id: post_id)
-    return nil if post.nil?
-
-    { id: post.id,
-      title: post.title,
-      url: post.url,
-      thumbnail_url:
-          if post.thumbnail.attached?
-            rails_storage_proxy_url(post.thumbnail, only_path: false)
-          end }
+    PostCompactRepr.base(post)
   end
 
   def sync_parent_posts! post, parent_post_ids