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304 lines
11 KiB
304 lines
11 KiB
# frozen_string_literal: true
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# == Schema Information
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#
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# Table name: statuses
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#
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# id :integer not null, primary key
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# uri :string
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# account_id :integer not null
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# text :text default(""), not null
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# created_at :datetime not null
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# updated_at :datetime not null
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# in_reply_to_id :integer
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# reblog_of_id :integer
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# url :string
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# sensitive :boolean default(FALSE)
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# visibility :integer default("public"), not null
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# in_reply_to_account_id :integer
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# application_id :integer
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# spoiler_text :text default(""), not null
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# reply :boolean default(FALSE)
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# favourites_count :integer default(0), not null
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# reblogs_count :integer default(0), not null
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# language :string default("en"), not null
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# conversation_id :integer
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#
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class Status < ApplicationRecord
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include Paginable
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include Streamable
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include Cacheable
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enum visibility: [:public, :unlisted, :private, :direct], _suffix: :visibility
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belongs_to :application, class_name: 'Doorkeeper::Application'
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belongs_to :account, inverse_of: :statuses, counter_cache: true, required: true
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belongs_to :in_reply_to_account, foreign_key: 'in_reply_to_account_id', class_name: 'Account'
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belongs_to :conversation
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belongs_to :thread, foreign_key: 'in_reply_to_id', class_name: 'Status', inverse_of: :replies
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belongs_to :reblog, foreign_key: 'reblog_of_id', class_name: 'Status', inverse_of: :reblogs, counter_cache: :reblogs_count
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has_many :favourites, inverse_of: :status, dependent: :destroy
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has_many :reblogs, foreign_key: 'reblog_of_id', class_name: 'Status', inverse_of: :reblog, dependent: :destroy
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has_many :replies, foreign_key: 'in_reply_to_id', class_name: 'Status', inverse_of: :thread
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has_many :mentions, dependent: :destroy
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has_many :media_attachments, dependent: :destroy
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has_and_belongs_to_many :tags
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has_one :notification, as: :activity, dependent: :destroy
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has_one :preview_card, dependent: :destroy
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validates :uri, uniqueness: true, unless: 'local?'
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validates :text, presence: true, unless: 'reblog?'
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validates_with StatusLengthValidator
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validates :reblog, uniqueness: { scope: :account }, if: 'reblog?'
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default_scope { order(id: :desc) }
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scope :remote, -> { where.not(uri: nil) }
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scope :local, -> { where(uri: nil) }
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scope :without_replies, -> { where('statuses.reply = FALSE OR statuses.in_reply_to_account_id = statuses.account_id') }
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scope :without_reblogs, -> { where('statuses.reblog_of_id IS NULL') }
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scope :with_public_visibility, -> { where(visibility: :public) }
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scope :tagged_with, ->(tag) { joins(:statuses_tags).where(statuses_tags: { tag_id: tag }) }
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scope :local_only, -> { left_outer_joins(:account).where(accounts: { domain: nil }) }
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scope :excluding_silenced_accounts, -> { left_outer_joins(:account).where(accounts: { silenced: false }) }
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scope :including_silenced_accounts, -> { left_outer_joins(:account).where(accounts: { silenced: true }) }
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scope :not_excluded_by_account, ->(account) { where.not(account_id: account.excluded_from_timeline_account_ids, accounts: { domain: account.excluded_from_timeline_domains }) }
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cache_associated :account, :application, :media_attachments, :tags, :stream_entry, mentions: :account, reblog: [:account, :application, :stream_entry, :tags, :media_attachments, mentions: :account], thread: :account
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def reply?
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!in_reply_to_id.nil? || attributes['reply']
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end
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def local?
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uri.nil?
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end
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def reblog?
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!reblog_of_id.nil?
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end
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def verb
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reblog? ? :share : :post
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end
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def object_type
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reply? ? :comment : :note
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end
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def proper
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reblog? ? reblog : self
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end
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def content
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proper.text
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end
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def target
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reblog
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end
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def title
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reblog? ? "#{account.acct} shared a status by #{reblog.account.acct}" : "New status by #{account.acct}"
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end
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def hidden?
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private_visibility? || direct_visibility?
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end
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def permitted?(other_account = nil)
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if direct_visibility?
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account.id == other_account&.id || mentions.where(account: other_account).exists?
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elsif private_visibility?
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account.id == other_account&.id || other_account&.following?(account) || mentions.where(account: other_account).exists?
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else
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other_account.nil? || !account.blocking?(other_account)
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end
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end
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def ancestors(account = nil)
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ids = Rails.cache.fetch("ancestors:#{id}") { (Status.find_by_sql(['WITH RECURSIVE search_tree(id, in_reply_to_id, path) AS (SELECT id, in_reply_to_id, ARRAY[id] FROM statuses WHERE id = ? UNION ALL SELECT statuses.id, statuses.in_reply_to_id, path || statuses.id FROM search_tree JOIN statuses ON statuses.id = search_tree.in_reply_to_id WHERE NOT statuses.id = ANY(path)) SELECT id FROM search_tree ORDER BY path DESC', id]) - [self]).pluck(:id) }
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find_statuses_from_tree_path(ids, account)
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end
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def descendants(account = nil)
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ids = (Status.find_by_sql(['WITH RECURSIVE search_tree(id, path) AS (SELECT id, ARRAY[id] FROM statuses WHERE id = ? UNION ALL SELECT statuses.id, path || statuses.id FROM search_tree JOIN statuses ON statuses.in_reply_to_id = search_tree.id WHERE NOT statuses.id = ANY(path)) SELECT id FROM search_tree ORDER BY path', id]) - [self]).pluck(:id)
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find_statuses_from_tree_path(ids, account)
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end
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def non_sensitive_with_media?
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!sensitive? && media_attachments.any?
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end
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before_validation :prepare_contents
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before_validation :set_reblog
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before_validation :set_visibility
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before_validation :set_conversation
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class << self
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def in_allowed_languages(account)
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where(language: account.allowed_languages)
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end
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def as_home_timeline(account)
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where(account: [account] + account.following)
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end
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def as_public_timeline(account = nil, local_only = false)
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query = timeline_scope(local_only).without_replies
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apply_timeline_filters(query, account)
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end
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def as_tag_timeline(tag, account = nil, local_only = false)
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query = timeline_scope(local_only).tagged_with(tag)
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apply_timeline_filters(query, account)
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end
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def as_outbox_timeline(account)
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where(account: account, visibility: :public)
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end
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def favourites_map(status_ids, account_id)
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Favourite.select('status_id').where(status_id: status_ids).where(account_id: account_id).map { |f| [f.status_id, true] }.to_h
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end
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def reblogs_map(status_ids, account_id)
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select('reblog_of_id').where(reblog_of_id: status_ids).where(account_id: account_id).map { |s| [s.reblog_of_id, true] }.to_h
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end
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def mutes_map(conversation_ids, account_id)
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ConversationMute.select('conversation_id').where(conversation_id: conversation_ids).where(account_id: account_id).map { |m| [m.conversation_id, true] }.to_h
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end
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def reload_stale_associations!(cached_items)
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account_ids = []
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cached_items.each do |item|
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account_ids << item.account_id
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account_ids << item.reblog.account_id if item.reblog?
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end
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accounts = Account.where(id: account_ids.uniq).map { |a| [a.id, a] }.to_h
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cached_items.each do |item|
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item.account = accounts[item.account_id]
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item.reblog.account = accounts[item.reblog.account_id] if item.reblog?
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end
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end
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def permitted_for(target_account, account)
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visibility = [:public, :unlisted]
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if account.nil?
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where(visibility: visibility)
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elsif target_account.blocking?(account) # get rid of blocked peeps
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none
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elsif account.id == target_account.id # author can see own stuff
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all
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else
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# followers can see followers-only stuff, but also things they are mentioned in.
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# non-followers can see everything that isn't private/direct, but can see stuff they are mentioned in.
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visibility.push(:private) if account.following?(target_account)
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joins("LEFT OUTER JOIN mentions ON statuses.id = mentions.status_id AND mentions.account_id = #{account.id}")
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.where(arel_table[:visibility].in(visibility).or(Mention.arel_table[:id].not_eq(nil)))
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.order(visibility: :desc)
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end
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end
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private
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def timeline_scope(local_only = false)
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starting_scope = local_only ? Status.local_only : Status
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starting_scope
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.with_public_visibility
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.without_reblogs
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end
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def apply_timeline_filters(query, account)
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if account.nil?
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filter_timeline_default(query)
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else
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filter_timeline_for_account(query, account)
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end
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end
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def filter_timeline_for_account(query, account)
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query = query.not_excluded_by_account(account)
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query = query.in_allowed_languages(account) if account.allowed_languages.present?
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query.merge(account_silencing_filter(account))
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end
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def filter_timeline_default(query)
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query.excluding_silenced_accounts
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end
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def account_silencing_filter(account)
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if account.silenced?
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including_silenced_accounts
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else
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excluding_silenced_accounts
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end
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end
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end
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private
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def prepare_contents
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text&.strip!
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spoiler_text&.strip!
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end
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def set_reblog
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self.reblog = reblog.reblog if reblog? && reblog.reblog?
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end
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def set_visibility
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self.visibility = (account.locked? ? :private : :public) if visibility.nil?
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end
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def set_conversation
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self.reply = !(in_reply_to_id.nil? && thread.nil?) unless reply
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if reply? && !thread.nil?
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self.in_reply_to_account_id = carried_over_reply_to_account_id
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self.conversation_id = thread.conversation_id if conversation_id.nil?
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elsif conversation_id.nil?
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create_conversation
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end
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end
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def carried_over_reply_to_account_id
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if thread.account_id == account_id && thread.reply?
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thread.in_reply_to_account_id
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else
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thread.account_id
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end
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end
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def find_statuses_from_tree_path(ids, account)
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statuses = Status.where(id: ids).includes(:account).to_a
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# FIXME: n+1 bonanza
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statuses.reject! { |status| filter_from_context?(status, account) }
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# Order ancestors/descendants by tree path
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statuses.sort_by! { |status| ids.index(status.id) }
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end
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def filter_from_context?(status, account)
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should_filter = account&.blocking?(status.account_id)
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should_filter ||= account&.domain_blocking?(status.account.domain)
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should_filter ||= account&.muting?(status.account_id)
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should_filter ||= (status.account.silenced? && !account&.following?(status.account_id))
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should_filter ||= !status.permitted?(account)
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should_filter
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end
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end
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