Files
danbooru/app/logical/bulk_revert.rb
2016-11-02 13:53:01 -07:00

42 lines
1.1 KiB
Ruby

class BulkRevert
attr_reader :constraints
def initialize(constraints)
@constraints = constraints
end
def preview
@_preview ||= find_post_versions
end
def find_post_versions
q = PostVersion.where("true")
if constraints[:user_name]
constraints[:user_id] = User.find_by_name(constraints[:user_name]).try(:id)
end
if constraints[:user_id]
q = q.where("post_versions.updater_id = ?", constraints[:user_id])
if constraints[:added_tags] || constraints[:removed_tags]
hash = CityHash.hash64("#{constraints[:added_tags]} #{constraints{removed_tags}}").to_s(36)
sub_ids = Cache.get("br/fpv/#{hash}", 300) do
sub_ids = GoogleBigQuery::PostVersion.new.find(constraints[:user_id], constraints[:added_tags], constraints[:removed_tags])
end
q = q.where("post_versions.id in (?)", sub_ids)
end
end
if constraints[:min_version_id].present?
q = q.where("post_versions.id >= ?", constraints[:min_version_id])
end
if constraints[:max_version_id].present?
q = q.where("post_versions.id <= ?", constraints[:max_version_id])
end
q
end
end