mastodon/app/lib/admin/metrics/measure/instance_statuses_measure.rb

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# frozen_string_literal: true
class Admin::Metrics::Measure::InstanceStatusesMeasure < Admin::Metrics::Measure::BaseMeasure
def self.with_params?
true
end
def key
'instance_statuses'
end
def total_in_time_range?
false
end
protected
def perform_total_query
domain = params[:domain]
domain = Instance.by_domain_and_subdomains(params[:domain]).select(:domain) if params[:include_subdomains]
Status.joins(:account).merge(Account.where(domain: domain)).count
end
def perform_previous_total_query
nil
end
def perform_data_query
account_matching_sql = begin
if params[:include_subdomains]
"accounts.domain IN (SELECT domain FROM instances WHERE reverse('.' || domain) LIKE reverse('.' || $5::text))"
else
'accounts.domain = $5::text'
end
end
sql = <<-SQL.squish
SELECT axis.*, (
WITH new_statuses AS (
SELECT statuses.id
FROM statuses
INNER JOIN accounts ON accounts.id = statuses.account_id
WHERE statuses.id BETWEEN $3 AND $4
AND #{account_matching_sql}
AND date_trunc('day', statuses.created_at)::date = axis.period
)
SELECT count(*) FROM new_statuses
) AS value
FROM (
SELECT generate_series(date_trunc('day', $1::timestamp)::date, date_trunc('day', $2::timestamp)::date, interval '1 day') AS period
) AS axis
SQL
rows = ActiveRecord::Base.connection.select_all(sql, nil, [[nil, @start_at], [nil, @end_at], [nil, Mastodon::Snowflake.id_at(@start_at, with_random: false)], [nil, Mastodon::Snowflake.id_at(@end_at, with_random: false)], [nil, params[:domain]]])
rows.map { |row| { date: row['period'], value: row['value'].to_s } }
end
def time_period
(@start_at.to_date..@end_at.to_date)
end
def previous_time_period
((@start_at.to_date - length_of_period)..(@end_at.to_date - length_of_period))
end
def params
@params.permit(:domain, :include_subdomains)
end
end