diff options
Diffstat (limited to 'app/models/custom_filter.rb')
-rw-r--r-- | app/models/custom_filter.rb | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/app/models/custom_filter.rb b/app/models/custom_filter.rb new file mode 100644 index 000000000..342207a55 --- /dev/null +++ b/app/models/custom_filter.rb @@ -0,0 +1,56 @@ +# frozen_string_literal: true +# == Schema Information +# +# Table name: custom_filters +# +# id :bigint(8) not null, primary key +# account_id :bigint(8) +# expires_at :datetime +# phrase :text default(""), not null +# context :string default([]), not null, is an Array +# whole_word :boolean default(TRUE), not null +# irreversible :boolean default(FALSE), not null +# created_at :datetime not null +# updated_at :datetime not null +# + +class CustomFilter < ApplicationRecord + VALID_CONTEXTS = %w( + home + notifications + public + thread + ).freeze + + include Expireable + + belongs_to :account + + validates :phrase, :context, presence: true + validate :context_must_be_valid + validate :irreversible_must_be_within_context + + scope :active_irreversible, -> { where(irreversible: true).where(Arel.sql('expires_at IS NULL OR expires_at > NOW()')) } + + before_validation :clean_up_contexts + after_commit :remove_cache + + private + + def clean_up_contexts + self.context = Array(context).map(&:strip).map(&:presence).compact + end + + def remove_cache + Rails.cache.delete("filters:#{account_id}") + Redis.current.publish("timeline:#{account_id}", Oj.dump(event: :filters_changed)) + end + + def context_must_be_valid + errors.add(:context, I18n.t('filters.errors.invalid_context')) if context.empty? || context.any? { |c| !VALID_CONTEXTS.include?(c) } + end + + def irreversible_must_be_within_context + errors.add(:irreversible, I18n.t('filters.errors.invalid_irreversible')) if irreversible? && !context.include?('home') && !context.include?('notifications') + end +end |