refactor upload service

app/logical/upload_service/controller_helper.rb

@@ -0,0 +1,44 @@
+class UploadService
+  module ControllerHelper
+    def self.prepare(url: nil, file: nil, ref: nil)
+      upload = Upload.new
+
+      if Utils.is_downloadable?(url) && file.nil?
+        download = Downloads::File.new(url)
+        normalized_url, _, _ = download.before_download(url, {})
+        post = if normalized_url.nil?
+          Post.where("SourcePattern(lower(posts.source)) = ?", url).first
+        else
+          Post.where("SourcePattern(lower(posts.source)) IN (?)", [url, normalized_url]).first
+        end
+
+        if post.nil?
+          # this gets called from UploadsController#new so we need
+          # to preprocess async
+          Preprocessor.new(source: url).delay(priority: -1, queue: "default").delayed_start(CurrentUser.id)
+        end
+
+        begin
+          source = Sources::Site.new(url, :referer_url => ref)
+          remote_size = download.size
+        rescue Exception
+        end
+
+        return [upload, post, source, normalized_url, remote_size]
+      elsif file
+        # this gets called via XHR so we can process sync
+        Preprocessor.new(file: file).delayed_start(CurrentUser.id)
+      end
+
+      return [upload]
+    end
+
+    def self.batch(url, ref = nil)
+      if url
+        source = Sources::Site.new(url, :referer_url => ref)
+        source.get
+        return source
+      end
+    end
+  end
+end