From cba2897108dffe69d5a16befe6c6220f6eaae59f Mon Sep 17 00:00:00 2001 From: Eugen Rochko Date: Sun, 18 Feb 2018 03:14:46 +0100 Subject: Cache relationships in API (#6482) * Cache relationships in API * Fetch relationships for search results in UI * Only save one account's maps in each cache item --- app/presenters/account_relationships_presenter.rb | 68 +++++++++++++++++++++-- 1 file changed, 62 insertions(+), 6 deletions(-) (limited to 'app/presenters') diff --git a/app/presenters/account_relationships_presenter.rb b/app/presenters/account_relationships_presenter.rb index bf1ba3716..d27fb7b01 100644 --- a/app/presenters/account_relationships_presenter.rb +++ b/app/presenters/account_relationships_presenter.rb @@ -5,11 +5,67 @@ class AccountRelationshipsPresenter :muting, :requested, :domain_blocking def initialize(account_ids, current_account_id, **options) - @following = Account.following_map(account_ids, current_account_id).merge(options[:following_map] || {}) - @followed_by = Account.followed_by_map(account_ids, current_account_id).merge(options[:followed_by_map] || {}) - @blocking = Account.blocking_map(account_ids, current_account_id).merge(options[:blocking_map] || {}) - @muting = Account.muting_map(account_ids, current_account_id).merge(options[:muting_map] || {}) - @requested = Account.requested_map(account_ids, current_account_id).merge(options[:requested_map] || {}) - @domain_blocking = Account.domain_blocking_map(account_ids, current_account_id).merge(options[:domain_blocking_map] || {}) + @account_ids = account_ids.map { |a| a.is_a?(Account) ? a.id : a } + @current_account_id = current_account_id + + @following = cached[:following].merge(Account.following_map(@uncached_account_ids, @current_account_id)) + @followed_by = cached[:followed_by].merge(Account.followed_by_map(@uncached_account_ids, @current_account_id)) + @blocking = cached[:blocking].merge(Account.blocking_map(@uncached_account_ids, @current_account_id)) + @muting = cached[:muting].merge(Account.muting_map(@uncached_account_ids, @current_account_id)) + @requested = cached[:requested].merge(Account.requested_map(@uncached_account_ids, @current_account_id)) + @domain_blocking = cached[:domain_blocking].merge(Account.domain_blocking_map(@uncached_account_ids, @current_account_id)) + + cache_uncached! + + @following.merge!(options[:following_map] || {}) + @followed_by.merge!(options[:followed_by_map] || {}) + @blocking.merge!(options[:blocking_map] || {}) + @muting.merge!(options[:muting_map] || {}) + @requested.merge!(options[:requested_map] || {}) + @domain_blocking.merge!(options[:domain_blocking_map] || {}) + end + + private + + def cached + return @cached if defined?(@cached) + + @cached = { + following: {}, + followed_by: {}, + blocking: {}, + muting: {}, + requested: {}, + domain_blocking: {}, + } + + @uncached_account_ids = [] + + @account_ids.each do |account_id| + maps_for_account = Rails.cache.read("relationship:#{@current_account_id}:#{account_id}") + + if maps_for_account.is_a?(Hash) + @cached.merge!(maps_for_account) + else + @uncached_account_ids << account_id + end + end + + @cached + end + + def cache_uncached! + @uncached_account_ids.each do |account_id| + maps_for_account = { + following: { account_id => following[account_id] }, + followed_by: { account_id => followed_by[account_id] }, + blocking: { account_id => blocking[account_id] }, + muting: { account_id => muting[account_id] }, + requested: { account_id => requested[account_id] }, + domain_blocking: { account_id => domain_blocking[account_id] }, + } + + Rails.cache.write("relationship:#{@current_account_id}:#{account_id}", maps_for_account, expires_in: 1.day) + end end end -- cgit