mirror of
https://github.com/mastodon/mastodon.git
synced 2024-12-23 16:52:53 +01:00
b21f3aa21d
Reduce constant memory usage by ~100kB and further reduce boot-up memory allocations and temporary memory use by a further ~200kB.
28 lines
933 B
Ruby
28 lines
933 B
Ruby
# frozen_string_literal: true
|
|
|
|
class ReactionValidator < ActiveModel::Validator
|
|
SUPPORTED_EMOJIS = Oj.load_file(Rails.root.join('app', 'javascript', 'mastodon', 'features', 'emoji', 'emoji_map.json').to_s).keys.freeze
|
|
|
|
LIMIT = 8
|
|
|
|
def validate(reaction)
|
|
return if reaction.name.blank?
|
|
|
|
reaction.errors.add(:name, I18n.t('reactions.errors.unrecognized_emoji')) if reaction.custom_emoji_id.blank? && !unicode_emoji?(reaction.name)
|
|
reaction.errors.add(:base, I18n.t('reactions.errors.limit_reached')) if new_reaction?(reaction) && limit_reached?(reaction)
|
|
end
|
|
|
|
private
|
|
|
|
def unicode_emoji?(name)
|
|
SUPPORTED_EMOJIS.include?(name)
|
|
end
|
|
|
|
def new_reaction?(reaction)
|
|
!reaction.announcement.announcement_reactions.where(name: reaction.name).exists?
|
|
end
|
|
|
|
def limit_reached?(reaction)
|
|
reaction.announcement.announcement_reactions.where.not(name: reaction.name).count('distinct name') >= LIMIT
|
|
end
|
|
end
|