hometown/app/models/concerns/account_interactions.rb
ThibG f1f96ebf02
Fix being able to import more than allowed number of follows (#15384)
* Fix being able to import more than allowed number of follows

Without this commit, if someone tries importing a second list of accounts to
follow before the first one has been processed, this will queue imports for
the two whole lists, even if they exceed the account's allowed number of
outgoing follows.

This commit changes it so the individual queued imports aren't exempt from
the follow limit check (they remain exempt from the rate-limiting check
though).

* Catch validation errors to not re-queue failed follows

Co-authored-by: Claire <claire.github-309c@sitedethib.com>
2020-12-26 23:52:46 +01:00

273 lines
9.8 KiB
Ruby

# frozen_string_literal: true
module AccountInteractions
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?,
}
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?,
}
end
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(target_account_ids, account_id)
accounts_map = Account.where(id: target_account_ids).select('id, domain').each_with_object({}) { |a, h| h[a.id] = a.domain }
blocked_domains = domain_blocking_map_by_domain(accounts_map.values.compact, account_id)
accounts_map.reduce({}) { |h, (id, domain)| h.merge(id => blocked_domains[domain]) }
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).each_with_object({}) { |id, mapping| mapping[id] = true }
end
end
included do
# Follow relations
has_many :follow_requests, dependent: :destroy
has_many :active_relationships, class_name: 'Follow', foreign_key: 'account_id', dependent: :destroy
has_many :passive_relationships, class_name: 'Follow', foreign_key: 'target_account_id', dependent: :destroy
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
# Block relationships
has_many :block_relationships, class_name: 'Block', foreign_key: 'account_id', dependent: :destroy
has_many :blocking, -> { order('blocks.id desc') }, through: :block_relationships, source: :target_account
has_many :blocked_by_relationships, class_name: 'Block', foreign_key: :target_account_id, dependent: :destroy
has_many :blocked_by, -> { order('blocks.id desc') }, through: :blocked_by_relationships, source: :account
# Mute relationships
has_many :mute_relationships, class_name: 'Mute', foreign_key: 'account_id', dependent: :destroy
has_many :muting, -> { order('mutes.id desc') }, through: :mute_relationships, source: :target_account
has_many :muted_by_relationships, class_name: 'Mute', foreign_key: :target_account_id, dependent: :destroy
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, uri: nil, rate_limit: false, bypass_limit: false)
rel = active_relationships.create_with(show_reblogs: reblogs.nil? ? true : reblogs, notify: notify.nil? ? false : notify, 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.save! if rel.changed?
remove_potential_friendship(other_account)
rel
end
def request_follow!(other_account, reblogs: nil, notify: 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, 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.save! if rel.changed?
remove_potential_friendship(other_account)
rel
end
def block!(other_account, uri: nil)
remove_potential_friendship(other_account)
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!
remove_potential_friendship(other_account)
# 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.
if mute.hide_notifications? != notifications
mute.update!(hide_notifications: notifications)
end
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: other_domain)
block&.destroy
end
def following?(other_account)
active_relationships.where(target_account: other_account).exists?
end
def blocking?(other_account)
block_relationships.where(target_account: other_account).exists?
end
def domain_blocking?(other_domain)
domain_blocks.where(domain: other_domain).exists?
end
def muting?(other_account)
mute_relationships.where(target_account: other_account).exists?
end
def muting_conversation?(conversation)
conversation_mutes.where(conversation: conversation).exists?
end
def muting_notifications?(other_account)
mute_relationships.where(target_account: other_account, hide_notifications: true).exists?
end
def muting_reblogs?(other_account)
active_relationships.where(target_account: other_account, show_reblogs: false).exists?
end
def requested?(other_account)
follow_requests.where(target_account: other_account).exists?
end
def favourited?(status)
status.proper.favourites.where(account: self).exists?
end
def bookmarked?(status)
status.proper.bookmarks.where(account: self).exists?
end
def reblogged?(status)
status.proper.reblogs.where(account: self).exists?
end
def pinned?(status)
status_pins.where(status: status).exists?
end
def endorsed?(account)
account_pins.where(target_account: account).exists?
end
def followers_for_local_distribution
followers.local
.joins(:user)
.where('users.current_sign_in_at > ?', User::ACTIVE_DURATION.ago)
end
def lists_for_local_distribution
lists.joins(account: :user)
.where('users.current_sign_in_at > ?', User::ACTIVE_DURATION.ago)
end
def remote_followers_hash(url_prefix)
Rails.cache.fetch("followers_hash:#{id}:#{url_prefix}") do
digest = "\x00" * 32
followers.where(Account.arel_table[:uri].matches(url_prefix + '%', false, true)).pluck_each(:uri) do |uri|
Xorcist.xor!(digest, Digest::SHA256.digest(uri))
end
digest.unpack('H*')[0]
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.unpack('H*')[0]
end
end
private
def remove_potential_friendship(other_account, mutual = false)
PotentialFriendshipTracker.remove(id, other_account.id)
PotentialFriendshipTracker.remove(other_account.id, id) if mutual
end
end