discourse/app/models/reviewable_score.rb
Sam Saffron 30990006a9 DEV: enable frozen string literal on all files
This reduces chances of errors where consumers of strings mutate inputs
and reduces memory usage of the app.

Test suite passes now, but there may be some stuff left, so we will run
a few sites on a branch prior to merging
2019-05-13 09:31:32 +08:00

98 lines
2.6 KiB
Ruby

# frozen_string_literal: true
class ReviewableScore < ActiveRecord::Base
belongs_to :reviewable
belongs_to :user
belongs_to :reviewed_by, class_name: 'User'
belongs_to :meta_topic, class_name: 'Topic'
# To keep things simple the types correspond to `PostActionType` for backwards
# compatibility, but we can add extra reasons for scores.
def self.types
@types ||= PostActionType.flag_types.merge(
needs_approval: 9
)
end
def self.statuses
@statuses ||= Enum.new(
pending: 0,
agreed: 1,
disagreed: 2,
ignored: 3
)
end
def self.score_transitions
{
approved: statuses[:agreed],
rejected: statuses[:disagreed],
ignored: statuses[:ignored]
}
end
# Generate `pending?`, `rejected?`, etc helper methods
statuses.each do |name, id|
define_method("#{name}?") { status == id }
self.class.define_method(name) { where(status: id) }
end
def score_type
Reviewable::Collection::Item.new(reviewable_score_type)
end
def took_action?
take_action_bonus > 0
end
# A user's flag score is:
# 1.0 + trust_level + user_accuracy_bonus
# (trust_level is 5 for staff)
def self.user_flag_score(user)
1.0 + (user.staff? ? 5.0 : user.trust_level.to_f) + user_accuracy_bonus(user)
end
# A user's accuracy bonus is:
# if 5 or less flags => 0.0
# if > 5 flags => (agreed flags / total flags) * 5.0
def self.user_accuracy_bonus(user)
user_stat = user&.user_stat
return 0.0 if user_stat.blank?
total = (user_stat.flags_agreed + user_stat.flags_disagreed + user_stat.flags_ignored).to_f
return 0.0 if total <= 5
(user_stat.flags_agreed / total) * 5.0
end
def reviewable_conversation
return if meta_topic.blank?
Reviewable::Conversation.new(meta_topic)
end
end
# == Schema Information
#
# Table name: reviewable_scores
#
# id :bigint not null, primary key
# reviewable_id :integer not null
# user_id :integer not null
# reviewable_score_type :integer not null
# status :integer not null
# score :float default(0.0), not null
# take_action_bonus :float default(0.0), not null
# reviewed_by_id :integer
# reviewed_at :datetime
# meta_topic_id :integer
# created_at :datetime not null
# updated_at :datetime not null
# reason :string
#
# Indexes
#
# index_reviewable_scores_on_reviewable_id (reviewable_id)
# index_reviewable_scores_on_user_id (user_id)
#