103 lines
4 KiB
Ruby
103 lines
4 KiB
Ruby
class Status < ApplicationRecord
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include Paginable
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include Streamable
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belongs_to :account, -> { with_counters }, inverse_of: :statuses
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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
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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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validates :account, presence: true
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validates :uri, uniqueness: true, unless: 'local?'
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validates :text, presence: true, length: { maximum: 500 }, if: proc { |s| s.local? && !s.reblog? }
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validates :reblog, uniqueness: { scope: :account, message: 'of status already exists' }, if: 'reblog?'
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default_scope { order('id desc') }
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scope :with_counters, -> { select('statuses.*, (select count(r.id) from statuses as r where r.reblog_of_id = statuses.id) as reblogs_count, (select count(f.id) from favourites as f where f.status_id = statuses.id) as favourites_count') }
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scope :with_includes, -> { includes(:account, :media_attachments, :stream_entry, mentions: :account, reblog: [:account, mentions: :account], thread: :account) }
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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 reply?
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!in_reply_to_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 content
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reblog? ? reblog.text : 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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content
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end
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def reblogs_count
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attributes['reblogs_count'] || reblogs.count
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end
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def favourites_count
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attributes['favourites_count'] || favourites.count
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end
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def ancestors
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ids = (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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statuses = Status.where(id: ids).with_counters.with_includes.group_by(&:id)
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ids.map { |id| statuses[id].first }
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end
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def descendants
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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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statuses = Status.where(id: ids).with_counters.with_includes.group_by(&:id)
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ids.map { |id| statuses[id].first }
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end
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def self.as_home_timeline(account)
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where(account: [account] + account.following).with_includes.with_counters
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end
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def self.as_mentions_timeline(account)
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where(id: Mention.where(account: account).pluck(:status_id)).with_includes.with_counters
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end
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def self.as_public_timeline(account)
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joins('LEFT OUTER JOIN statuses AS reblogs ON statuses.reblog_of_id = reblogs.id').where('(reblogs.account_id IS NULL OR reblogs.account_id NOT IN (SELECT target_account_id FROM blocks WHERE account_id = ?)) AND statuses.account_id NOT IN (SELECT target_account_id FROM blocks WHERE account_id = ?)', account.id, account.id).with_includes.with_counters
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end
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def self.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 self.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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before_validation do
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text.strip!
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end
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end
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