93 lines
2.7 KiB
Ruby
93 lines
2.7 KiB
Ruby
# frozen_string_literal: true
|
|
|
|
class HeatSettingsUpdater
|
|
def self.update
|
|
return unless SiteSetting.automatic_topic_heat_values
|
|
|
|
views_by_percentile = views_thresholds
|
|
update_setting(:topic_views_heat_high, views_by_percentile[10])
|
|
update_setting(:topic_views_heat_medium, views_by_percentile[25])
|
|
update_setting(:topic_views_heat_low, views_by_percentile[45])
|
|
|
|
like_ratios_by_percentile = like_ratio_thresholds
|
|
update_setting(:topic_post_like_heat_high, like_ratios_by_percentile[10])
|
|
update_setting(:topic_post_like_heat_medium, like_ratios_by_percentile[25])
|
|
update_setting(:topic_post_like_heat_low, like_ratios_by_percentile[45])
|
|
end
|
|
|
|
def self.views_thresholds
|
|
results = DB.query(<<~SQL)
|
|
SELECT ranked.bucket * 5 as percentile, MIN(ranked.views) as views
|
|
FROM (
|
|
SELECT NTILE(20) OVER (ORDER BY t.views DESC) AS bucket, t.views
|
|
FROM (
|
|
SELECT views
|
|
FROM topics
|
|
WHERE deleted_at IS NULL
|
|
AND archetype <> 'private_message'
|
|
AND visible = TRUE
|
|
) t
|
|
) ranked
|
|
WHERE bucket <= 9
|
|
GROUP BY bucket
|
|
SQL
|
|
|
|
results.inject({}) do |h, row|
|
|
h[row.percentile] = row.views
|
|
h
|
|
end
|
|
end
|
|
|
|
def self.like_ratio_thresholds
|
|
results = DB.query(<<~SQL)
|
|
SELECT ranked.bucket * 5 as percentile, MIN(ranked.ratio) as like_ratio
|
|
FROM (
|
|
SELECT NTILE(20) OVER (ORDER BY t.ratio DESC) AS bucket, t.ratio
|
|
FROM (
|
|
SELECT like_count::decimal / posts_count AS ratio
|
|
FROM topics
|
|
WHERE deleted_at IS NULL
|
|
AND archetype <> 'private_message'
|
|
AND visible = TRUE
|
|
AND posts_count >= 10
|
|
AND like_count > 0
|
|
ORDER BY created_at DESC
|
|
LIMIT 1000
|
|
) t
|
|
) ranked
|
|
WHERE bucket <= 9
|
|
GROUP BY bucket
|
|
SQL
|
|
|
|
results.inject({}) do |h, row|
|
|
h[row.percentile] = row.like_ratio
|
|
h
|
|
end
|
|
end
|
|
|
|
def self.update_setting(name, new_value)
|
|
if new_value.nil? || new_value <= SiteSetting.defaults[name]
|
|
if SiteSetting.get(name) != SiteSetting.defaults[name]
|
|
SiteSetting.set_and_log(name, SiteSetting.defaults[name])
|
|
end
|
|
elsif SiteSetting.get(name) == 0 ||
|
|
(new_value.to_f / SiteSetting.get(name) - 1.0).abs >= 0.05
|
|
|
|
rounded_new_value = if new_value.is_a?(Integer)
|
|
if new_value > 9
|
|
digits = new_value.digits.reverse
|
|
(digits[0] * 10 + digits[1]) * 10.pow(digits[2..-1].size)
|
|
else
|
|
new_value
|
|
end
|
|
else
|
|
new_value.round(2)
|
|
end
|
|
|
|
if SiteSetting.get(name) != rounded_new_value
|
|
SiteSetting.set_and_log(name, rounded_new_value)
|
|
end
|
|
end
|
|
end
|
|
end
|