Migrate all old direct messages to new conversations schema (#9085)

pull/794/head
Eugen Rochko 2018-10-25 01:44:02 +02:00 committed by GitHub
parent 9b5348240e
commit 4ea718ef18
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GPG Key ID: 4AEE18F83AFDEB23
3 changed files with 47 additions and 1 deletions

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@ -58,6 +58,9 @@ class AccountConversation < ApplicationRecord
def add_status(recipient, status)
conversation = find_or_initialize_by(account: recipient, conversation_id: status.conversation_id, participant_account_ids: participants_from_status(recipient, status))
return conversation if conversation.status_ids.include?(status.id)
conversation.status_ids << status.id
conversation.unread = status.account_id != recipient.id
conversation.save

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@ -0,0 +1,43 @@
class MigrateAccountConversations < ActiveRecord::Migration[5.2]
disable_ddl_transaction!
def up
say ''
say 'WARNING: This migration may take a *long* time for large instances'
say 'It will *not* lock tables for any significant time, but it may run'
say 'for a very long time. We will pause for 10 seconds to allow you to'
say 'interrupt this migration if you are not ready.'
say ''
10.downto(1) do |i|
say "Continuing in #{i} second#{i == 1 ? '' : 's'}...", true
sleep 1
end
local_direct_statuses.find_each do |status|
AccountConversation.add_status(status.account, status)
end
notifications_about_direct_statuses.find_each do |notification|
AccountConversation.add_status(notification.account, notification.target_status)
end
end
def down
end
private
def local_direct_statuses
Status.unscoped
.local
.where(visibility: :direct)
.includes(:account, mentions: :account)
end
def notifications_about_direct_statuses
Notification.joins(mention: :status)
.where(activity_type: 'Mention', statuses: { visibility: :direct })
.includes(:account, mention: { status: [:account, mentions: :account] })
end
end

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@ -10,7 +10,7 @@
#
# It's strongly recommended that you check this file into your version control system.
ActiveRecord::Schema.define(version: 2018_10_18_205649) do
ActiveRecord::Schema.define(version: 2018_10_24_224956) do
# These are extensions that must be enabled in order to support this database
enable_extension "plpgsql"