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Improve filtering of public/hashtag timelines, both in backlog and real-time

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This commit is contained in:
Eugen Rochko 2016-11-10 00:03:33 +01:00
parent c5e03a2e0d
commit 17903c6dae
4 changed files with 32 additions and 8 deletions
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22
app/models/status.rb
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@ -88,12 +88,10 @@ class Status < ApplicationRecord
end
def as_public_timeline(account = nil)
query = joins('LEFT OUTER JOIN statuses AS reblogs ON statuses.reblog_of_id = reblogs.id')
.joins('LEFT OUTER JOIN accounts ON statuses.account_id = accounts.id')
.where('accounts.silenced = FALSE')
query = joins('LEFT OUTER JOIN accounts ON statuses.account_id = accounts.id').where('accounts.silenced = FALSE')
unless account.nil?
query = query.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)
query = filter_timeline(query, account)
end
query.with_includes.with_counters
@ -101,12 +99,11 @@ class Status < ApplicationRecord
def as_tag_timeline(tag, account = nil)
query = tag.statuses
.joins('LEFT OUTER JOIN statuses AS reblogs ON statuses.reblog_of_id = reblogs.id')
.joins('LEFT OUTER JOIN accounts ON statuses.account_id = accounts.id')
.where('accounts.silenced = FALSE')
unless account.nil?
query = query.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)
query = filter_timeline(query, account)
end
query.with_includes.with_counters
@ -119,6 +116,19 @@ class Status < ApplicationRecord
def reblogs_map(status_ids, account_id)
select('reblog_of_id').where(reblog_of_id: status_ids).where(account_id: account_id).map { |s| [s.reblog_of_id, true] }.to_h
end
private
def filter_timeline(query, account)
blocked = Block.where(account: account).pluck(:target_account_id)
query
.joins('LEFT OUTER JOIN statuses AS parents ON statuses.in_reply_to_id = parents.id')
.joins('LEFT OUTER JOIN statuses AS reblogs ON statuses.reblog_of_id = reblogs.id')
.where('parents.account_id NOT IN (?)', blocked)
.where('statuses.account_id NOT IN (?)', blocked)
.where('(reblogs.id IS NULL OR reblogs.account_id NOT IN (?))', blocked)
end
end
before_validation do