app/models/concerns/account/interactions.rb
# frozen_string_literal: true
module Account::Interactions
extend ActiveSupport::Concern
class_methods do
def following_map(target_account_ids, account_id)
Follow.where(target_account_id: target_account_ids, account_id: account_id).each_with_object({}) do |follow, mapping|
mapping[follow.target_account_id] = {
reblogs: follow.show_reblogs?,
notify: follow.notify?,
languages: follow.languages,
}
end
end
def followed_by_map(target_account_ids, account_id)
follow_mapping(Follow.where(account_id: target_account_ids, target_account_id: account_id), :account_id)
end
def blocking_map(target_account_ids, account_id)
follow_mapping(Block.where(target_account_id: target_account_ids, account_id: account_id), :target_account_id)
end
def blocked_by_map(target_account_ids, account_id)
follow_mapping(Block.where(account_id: target_account_ids, target_account_id: account_id), :account_id)
end
def muting_map(target_account_ids, account_id)
Mute.where(target_account_id: target_account_ids, account_id: account_id).each_with_object({}) do |mute, mapping|
mapping[mute.target_account_id] = {
notifications: mute.hide_notifications?,
}
end
end
def requested_map(target_account_ids, account_id)
FollowRequest.where(target_account_id: target_account_ids, account_id: account_id).each_with_object({}) do |follow_request, mapping|
mapping[follow_request.target_account_id] = {
reblogs: follow_request.show_reblogs?,
notify: follow_request.notify?,
languages: follow_request.languages,
}
end
end
def requested_by_map(target_account_ids, account_id)
follow_mapping(FollowRequest.where(account_id: target_account_ids, target_account_id: account_id), :account_id)
end
def endorsed_map(target_account_ids, account_id)
follow_mapping(AccountPin.where(account_id: account_id, target_account_id: target_account_ids), :target_account_id)
end
def account_note_map(target_account_ids, account_id)
AccountNote.where(target_account_id: target_account_ids, account_id: account_id).each_with_object({}) do |note, mapping|
mapping[note.target_account_id] = {
comment: note.comment,
}
end
end
def domain_blocking_map_by_domain(target_domains, account_id)
follow_mapping(AccountDomainBlock.where(account_id: account_id, domain: target_domains), :domain)
end
private
def follow_mapping(query, field)
query.pluck(field).index_with(true)
end
end
included do
# Follow relations
has_many :follow_requests, dependent: :destroy
with_options class_name: 'Follow', dependent: :destroy do
has_many :active_relationships, foreign_key: 'account_id', inverse_of: :account
has_many :passive_relationships, foreign_key: 'target_account_id', inverse_of: :target_account
end
has_many :following, -> { order('follows.id desc') }, through: :active_relationships, source: :target_account
has_many :followers, -> { order('follows.id desc') }, through: :passive_relationships, source: :account
with_options class_name: 'SeveredRelationship', dependent: :destroy do
has_many :severed_relationships, foreign_key: 'local_account_id', inverse_of: :local_account
has_many :remote_severed_relationships, foreign_key: 'remote_account_id', inverse_of: :remote_account
end
# Account notes
has_many :account_notes, dependent: :destroy
# Block relationships
with_options class_name: 'Block', dependent: :destroy do
has_many :block_relationships, foreign_key: 'account_id', inverse_of: :account
has_many :blocked_by_relationships, foreign_key: :target_account_id, inverse_of: :target_account
end
has_many :blocking, -> { order('blocks.id desc') }, through: :block_relationships, source: :target_account
has_many :blocked_by, -> { order('blocks.id desc') }, through: :blocked_by_relationships, source: :account
# Mute relationships
with_options class_name: 'Mute', dependent: :destroy do
has_many :mute_relationships, foreign_key: 'account_id', inverse_of: :account
has_many :muted_by_relationships, foreign_key: :target_account_id, inverse_of: :target_account
end
has_many :muting, -> { order('mutes.id desc') }, through: :mute_relationships, source: :target_account
has_many :muted_by, -> { order('mutes.id desc') }, through: :muted_by_relationships, source: :account
has_many :conversation_mutes, dependent: :destroy
has_many :domain_blocks, class_name: 'AccountDomainBlock', dependent: :destroy
has_many :announcement_mutes, dependent: :destroy
end
def follow!(other_account, reblogs: nil, notify: nil, languages: nil, uri: nil, rate_limit: false, bypass_limit: false)
rel = active_relationships.create_with(show_reblogs: reblogs.nil? ? true : reblogs, notify: notify.nil? ? false : notify, languages: languages, uri: uri, rate_limit: rate_limit, bypass_follow_limit: bypass_limit)
.find_or_create_by!(target_account: other_account)
rel.show_reblogs = reblogs unless reblogs.nil?
rel.notify = notify unless notify.nil?
rel.languages = languages unless languages.nil?
rel.save! if rel.changed?
rel
end
def request_follow!(other_account, reblogs: nil, notify: nil, languages: nil, uri: nil, rate_limit: false, bypass_limit: false)
rel = follow_requests.create_with(show_reblogs: reblogs.nil? ? true : reblogs, notify: notify.nil? ? false : notify, uri: uri, languages: languages, rate_limit: rate_limit, bypass_follow_limit: bypass_limit)
.find_or_create_by!(target_account: other_account)
rel.show_reblogs = reblogs unless reblogs.nil?
rel.notify = notify unless notify.nil?
rel.languages = languages unless languages.nil?
rel.save! if rel.changed?
rel
end
def block!(other_account, uri: nil)
block_relationships.create_with(uri: uri)
.find_or_create_by!(target_account: other_account)
end
def mute!(other_account, notifications: nil, duration: 0)
notifications = true if notifications.nil?
mute = mute_relationships.create_with(hide_notifications: notifications).find_or_initialize_by(target_account: other_account)
mute.expires_in = duration.zero? ? nil : duration
mute.save!
# When toggling a mute between hiding and allowing notifications, the mute will already exist, so the find_or_create_by! call will return the existing Mute without updating the hide_notifications attribute. Therefore, we check that hide_notifications? is what we want and set it if it isn't.
mute.update!(hide_notifications: notifications) if mute.hide_notifications? != notifications
mute
end
def mute_conversation!(conversation)
conversation_mutes.find_or_create_by!(conversation: conversation)
end
def block_domain!(other_domain)
domain_blocks.find_or_create_by!(domain: other_domain)
end
def unfollow!(other_account)
follow = active_relationships.find_by(target_account: other_account)
follow&.destroy
end
def unblock!(other_account)
block = block_relationships.find_by(target_account: other_account)
block&.destroy
end
def unmute!(other_account)
mute = mute_relationships.find_by(target_account: other_account)
mute&.destroy
end
def unmute_conversation!(conversation)
mute = conversation_mutes.find_by(conversation: conversation)
mute&.destroy!
end
def unblock_domain!(other_domain)
block = domain_blocks.find_by(domain: normalized_domain(other_domain))
block&.destroy
end
def following?(other_account)
active_relationships.exists?(target_account: other_account)
end
def following_anyone?
active_relationships.exists?
end
def not_following_anyone?
!following_anyone?
end
def followed_by?(other_account)
other_account.following?(self)
end
def blocking?(other_account)
block_relationships.exists?(target_account: other_account)
end
def domain_blocking?(other_domain)
domain_blocks.exists?(domain: other_domain)
end
def muting?(other_account)
mute_relationships.exists?(target_account: other_account)
end
def muting_conversation?(conversation)
conversation_mutes.exists?(conversation: conversation)
end
def muting_notifications?(other_account)
mute_relationships.exists?(target_account: other_account, hide_notifications: true)
end
def muting_reblogs?(other_account)
active_relationships.exists?(target_account: other_account, show_reblogs: false)
end
def requested?(other_account)
follow_requests.exists?(target_account: other_account)
end
def favourited?(status)
status.proper.favourites.exists?(account: self)
end
def bookmarked?(status)
status.proper.bookmarks.exists?(account: self)
end
def reblogged?(status)
status.proper.reblogs.exists?(account: self)
end
def pinned?(status)
status_pins.exists?(status: status)
end
def status_matches_filters(status)
active_filters = CustomFilter.cached_filters_for(id)
CustomFilter.apply_cached_filters(active_filters, status)
end
def followers_for_local_distribution
followers.local
.joins(:user)
.merge(User.signed_in_recently)
end
def lists_for_local_distribution
scope = lists.joins(account: :user)
scope.where.not(list_accounts: { follow_id: nil }).or(scope.where(account_id: id))
.merge(User.signed_in_recently)
end
def remote_followers_hash(url)
url_prefix = url[Account::URL_PREFIX_RE]
return if url_prefix.blank?
Rails.cache.fetch("followers_hash:#{id}:#{url_prefix}/") do
digest = "\x00" * 32
followers.where(Account.arel_table[:uri].matches("#{Account.sanitize_sql_like(url_prefix)}/%", false, true)).or(followers.where(uri: url_prefix)).pluck_each(:uri) do |uri|
Xorcist.xor!(digest, Digest::SHA256.digest(uri))
end
digest.unpack1('H*')
end
end
def local_followers_hash
Rails.cache.fetch("followers_hash:#{id}:local") do
digest = "\x00" * 32
followers.where(domain: nil).pluck_each(:username) do |username|
Xorcist.xor!(digest, Digest::SHA256.digest(ActivityPub::TagManager.instance.uri_for_username(username)))
end
digest.unpack1('H*')
end
end
def relations_map(account_ids, domains = nil, **options)
relations = {
blocked_by: Account.blocked_by_map(account_ids, id),
following: Account.following_map(account_ids, id),
}
return relations if options[:skip_blocking_and_muting]
relations.merge!({
blocking: Account.blocking_map(account_ids, id),
muting: Account.muting_map(account_ids, id),
domain_blocking_by_domain: Account.domain_blocking_map_by_domain(domains, id),
})
end
def normalized_domain(domain)
TagManager.instance.normalize_domain(domain)
end
end