b29defb851
* Change order of announcements in admin page to sort show newly-created first Fixes #15090 * Use reverse-chronological rather than creation date only
98 lines
3.1 KiB
Ruby
98 lines
3.1 KiB
Ruby
# frozen_string_literal: true
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# == Schema Information
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#
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# Table name: announcements
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#
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# id :bigint(8) not null, primary key
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# text :text default(""), not null
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# published :boolean default(FALSE), not null
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# all_day :boolean default(FALSE), not null
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# scheduled_at :datetime
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# starts_at :datetime
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# ends_at :datetime
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# created_at :datetime not null
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# updated_at :datetime not null
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# published_at :datetime
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# status_ids :bigint(8) is an Array
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#
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class Announcement < ApplicationRecord
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scope :unpublished, -> { where(published: false) }
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scope :published, -> { where(published: true) }
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scope :without_muted, ->(account) { joins("LEFT OUTER JOIN announcement_mutes ON announcement_mutes.announcement_id = announcements.id AND announcement_mutes.account_id = #{account.id}").where('announcement_mutes.id IS NULL') }
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scope :chronological, -> { order(Arel.sql('COALESCE(announcements.starts_at, announcements.scheduled_at, announcements.published_at, announcements.created_at) ASC')) }
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scope :reverse_chronological, -> { order(Arel.sql('COALESCE(announcements.starts_at, announcements.scheduled_at, announcements.published_at, announcements.created_at) DESC')) }
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has_many :announcement_mutes, dependent: :destroy
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has_many :announcement_reactions, dependent: :destroy
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validates :text, presence: true
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validates :starts_at, presence: true, if: -> { ends_at.present? }
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validates :ends_at, presence: true, if: -> { starts_at.present? }
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before_validation :set_all_day
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before_validation :set_published, on: :create
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def publish!
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update!(published: true, published_at: Time.now.utc, scheduled_at: nil)
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end
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def unpublish!
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update!(published: false, scheduled_at: nil)
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end
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def time_range?
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starts_at.present? && ends_at.present?
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end
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def mentions
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@mentions ||= Account.from_text(text)
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end
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def statuses
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@statuses ||= begin
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if status_ids.nil?
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[]
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else
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Status.where(id: status_ids, visibility: [:public, :unlisted])
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end
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end
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end
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def tags
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@tags ||= Tag.find_or_create_by_names(Extractor.extract_hashtags(text))
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end
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def emojis
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@emojis ||= CustomEmoji.from_text(text)
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end
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def reactions(account = nil)
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records = begin
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scope = announcement_reactions.group(:announcement_id, :name, :custom_emoji_id).order(Arel.sql('MIN(created_at) ASC'))
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if account.nil?
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scope.select('name, custom_emoji_id, count(*) as count, false as me')
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else
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scope.select("name, custom_emoji_id, count(*) as count, exists(select 1 from announcement_reactions r where r.account_id = #{account.id} and r.announcement_id = announcement_reactions.announcement_id and r.name = announcement_reactions.name) as me")
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end
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end
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ActiveRecord::Associations::Preloader.new.preload(records, :custom_emoji)
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records
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end
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private
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def set_all_day
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self.all_day = false if starts_at.blank? || ends_at.blank?
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end
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def set_published
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return unless scheduled_at.blank? || scheduled_at.past?
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self.published = true
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self.published_at = Time.now.utc
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end
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end
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