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Add support for language preferences for trending statuses and links (#18288)

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Eugen Rochko 2022-10-08 16:45:40 +02:00 committed by GitHub
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commit 45ebdb72ca
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29 changed files with 274 additions and 121 deletions
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1
app/controllers/admin/trends/links_controller.rb
View File

@ -4,6 +4,7 @@ class Admin::Trends::LinksController < Admin::BaseController
def index
authorize :preview_card, :review?
@locales = PreviewCardTrend.pluck('distinct language')
@preview_cards = filtered_preview_cards.page(params[:page])
@form = Trends::PreviewCardBatch.new
end

1
app/controllers/admin/trends/statuses_controller.rb
View File

@ -4,6 +4,7 @@ class Admin::Trends::StatusesController < Admin::BaseController
def index
authorize :status, :review?
@locales = StatusTrend.pluck('distinct language')
@statuses = filtered_statuses.page(params[:page])
@form = Trends::StatusBatch.new
end

4
app/controllers/api/v1/trends/links_controller.rb
View File

@ -28,7 +28,9 @@ class Api::V1::Trends::LinksController < Api::BaseController
end
def links_from_trends
Trends.links.query.allowed.in_locale(content_locale)
scope = Trends.links.query.allowed.in_locale(content_locale)
scope = scope.filtered_for(current_account) if user_signed_in?
scope
end
def insert_pagination_headers

4
app/mailers/admin_mailer.rb
View File

@ -4,6 +4,7 @@ class AdminMailer < ApplicationMailer
layout 'plain_mailer'
helper :accounts
helper :languages
def new_report(recipient, report)
@report = report
@ -37,11 +38,8 @@ class AdminMailer < ApplicationMailer
def new_trends(recipient, links, tags, statuses)
@links = links
@lowest_trending_link = Trends.links.query.allowed.limit(Trends.links.options[:review_threshold]).last
@tags = tags
@lowest_trending_tag = Trends.tags.query.allowed.limit(Trends.tags.options[:review_threshold]).last
@statuses = statuses
@lowest_trending_status = Trends.statuses.query.allowed.limit(Trends.statuses.options[:review_threshold]).last
@me = recipient
@instance = Rails.configuration.x.local_domain

1
app/models/preview_card.rb
View File

@ -48,6 +48,7 @@ class PreviewCard < ApplicationRecord
enum link_type: [:unknown, :article]
has_and_belongs_to_many :statuses
has_one :trend, class_name: 'PreviewCardTrend', inverse_of: :preview_card, dependent: :destroy
has_attached_file :image, processors: [:thumbnail, :blurhash_transcoder], styles: ->(f) { image_styles(f) }, convert_options: { all: '-quality 80 -strip' }, validate_media_type: false

17
app/models/preview_card_trend.rb Normal file
View File

@ -0,0 +1,17 @@
# frozen_string_literal: true
# == Schema Information
#
# Table name: preview_card_trends
#
# id :bigint(8) not null, primary key
# preview_card_id :bigint(8) not null
# score :float default(0.0), not null
# rank :integer default(0), not null
# allowed :boolean default(FALSE), not null
# language :string
#
class PreviewCardTrend < ApplicationRecord
belongs_to :preview_card
scope :allowed, -> { where(allowed: true) }
end

1
app/models/status.rb
View File

@ -75,6 +75,7 @@ class Status < ApplicationRecord
has_one :notification, as: :activity, dependent: :destroy
has_one :status_stat, inverse_of: :status
has_one :poll, inverse_of: :status, dependent: :destroy
has_one :trend, class_name: 'StatusTrend', inverse_of: :status
validates :uri, uniqueness: true, presence: true, unless: :local?
validates :text, presence: true, unless: -> { with_media? || reblog? }

21
app/models/status_trend.rb Normal file
View File

@ -0,0 +1,21 @@
# frozen_string_literal: true
# == Schema Information
#
# Table name: status_trends
#
# id :bigint(8) not null, primary key
# status_id :bigint(8) not null
# account_id :bigint(8) not null
# score :float default(0.0), not null
# rank :integer default(0), not null
# allowed :boolean default(FALSE), not null
# language :string
#
class StatusTrend < ApplicationRecord
belongs_to :status
belongs_to :account
scope :allowed, -> { where(allowed: true) }
end

6
app/models/trends.rb
View File

@ -26,7 +26,7 @@ module Trends
end
def self.request_review!
return unless enabled?
return if skip_review? || !enabled?
links_requiring_review = links.request_review
tags_requiring_review = tags.request_review
@ -43,6 +43,10 @@ module Trends
Setting.trends
end
def skip_review?
Setting.trendable_by_default
end
def self.available_locales
@available_locales ||= I18n.available_locales.map { |locale| locale.to_s.split(/[_-]/).first }.uniq
end

4
app/models/trends/base.rb
View File

@ -98,4 +98,8 @@ class Trends::Base
pipeline.rename(from_key, to_key)
end
end
def skip_review?
Setting.trendable_by_default
end
end

98
app/models/trends/links.rb
View File

@ -11,6 +11,40 @@ class Trends::Links < Trends::Base
decay_threshold: 1,
}
class Query < Trends::Query
def filtered_for!(account)
@account = account
self
end
def filtered_for(account)
clone.filtered_for!(account)
end
def to_arel
scope = PreviewCard.joins(:trend).reorder(score: :desc)
scope = scope.reorder(language_order_clause.desc, score: :desc) if preferred_languages.present?
scope = scope.merge(PreviewCardTrend.allowed) if @allowed
scope = scope.offset(@offset) if @offset.present?
scope = scope.limit(@limit) if @limit.present?
scope
end
private
def language_order_clause
Arel::Nodes::Case.new.when(PreviewCardTrend.arel_table[:language].in(preferred_languages)).then(1).else(0)
end
def preferred_languages
if @account&.chosen_languages.present?
@account.chosen_languages
else
@locale
end
end
end
def register(status, at_time = Time.now.utc)
original_status = status.proper
@ -28,24 +62,33 @@ class Trends::Links < Trends::Base
record_used_id(preview_card.id, at_time)
end
def query
Query.new(key_prefix, klass)
end
def refresh(at_time = Time.now.utc)
preview_cards = PreviewCard.where(id: (recently_used_ids(at_time) + currently_trending_ids(false, -1)).uniq)
preview_cards = PreviewCard.where(id: (recently_used_ids(at_time) + PreviewCardTrend.pluck(:preview_card_id)).uniq)
calculate_scores(preview_cards, at_time)
end
def request_review
preview_cards = PreviewCard.where(id: currently_trending_ids(false, -1))
PreviewCardTrend.pluck('distinct language').flat_map do |language|
score_at_threshold = PreviewCardTrend.where(language: language, allowed: true).order(rank: :desc).where('rank <= ?', options[:review_threshold]).first&.score || 0
preview_card_trends = PreviewCardTrend.where(language: language, allowed: false).joins(:preview_card)
preview_cards.filter_map do |preview_card|
next unless would_be_trending?(preview_card.id) && !preview_card.trendable? && preview_card.requires_review_notification?
preview_card_trends.filter_map do |trend|
preview_card = trend.preview_card
if preview_card.provider.nil?
preview_card.provider = PreviewCardProvider.create(domain: preview_card.domain, requested_review_at: Time.now.utc)
else
preview_card.provider.touch(:requested_review_at)
next unless trend.score > score_at_threshold && !preview_card.trendable? && preview_card.requires_review_notification?
if preview_card.provider.nil?
preview_card.provider = PreviewCardProvider.create(domain: preview_card.domain, requested_review_at: Time.now.utc)
else
preview_card.provider.touch(:requested_review_at)
end
preview_card
end
preview_card
end
end
@ -62,10 +105,7 @@ class Trends::Links < Trends::Base
private
def calculate_scores(preview_cards, at_time)
global_items = []
locale_items = Hash.new { |h, key| h[key] = [] }
preview_cards.each do |preview_card|
items = preview_cards.map do |preview_card|
expected = preview_card.history.get(at_time - 1.day).accounts.to_f
expected = 1.0 if expected.zero?
observed = preview_card.history.get(at_time).accounts.to_f
@ -89,26 +129,24 @@ class Trends::Links < Trends::Base
preview_card.update_columns(max_score: max_score, max_score_at: max_time)
end
decaying_score = max_score * (0.5**((at_time.to_f - max_time.to_f) / options[:max_score_halflife].to_f))
decaying_score = begin
if max_score.zero? || !valid_locale?(preview_card.language)
0
else
max_score * (0.5**((at_time.to_f - max_time.to_f) / options[:max_score_halflife].to_f))
end
end
next unless decaying_score >= options[:decay_threshold]
global_items << { score: decaying_score, item: preview_card }
locale_items[preview_card.language] << { score: decaying_score, item: preview_card } if valid_locale?(preview_card.language)
[decaying_score, preview_card]
end
replace_items('', global_items)
to_insert = items.filter { |(score, _)| score >= options[:decay_threshold] }
to_delete = items.filter { |(score, _)| score < options[:decay_threshold] }
Trends.available_locales.each do |locale|
replace_items(":#{locale}", locale_items[locale])
PreviewCardTrend.transaction do
PreviewCardTrend.upsert_all(to_insert.map { |(score, preview_card)| { preview_card_id: preview_card.id, score: score, language: preview_card.language, allowed: preview_card.trendable? || false } }, unique_by: :preview_card_id) if to_insert.any?
PreviewCardTrend.where(preview_card_id: to_delete.map { |(_, preview_card)| preview_card.id }).delete_all if to_delete.any?
PreviewCardTrend.connection.exec_update('UPDATE preview_card_trends SET rank = t0.calculated_rank FROM (SELECT id, row_number() OVER w AS calculated_rank FROM preview_card_trends WINDOW w AS (PARTITION BY language ORDER BY score DESC)) t0 WHERE preview_card_trends.id = t0.id')
end
end
def filter_for_allowed_items(items)
items.select { |item| item[:item].trendable? }
end
def would_be_trending?(id)
score(id) > score_at_rank(options[:review_threshold] - 1)
end
end

25
app/models/trends/preview_card_filter.rb
View File

@ -13,10 +13,10 @@ class Trends::PreviewCardFilter
end
def results
scope = PreviewCard.unscoped
scope = initial_scope
params.each do |key, value|
next if %w(page locale).include?(key.to_s)
next if %w(page).include?(key.to_s)
scope.merge!(scope_for(key, value.to_s.strip)) if value.present?
end
@ -26,21 +26,30 @@ class Trends::PreviewCardFilter
private
def initial_scope
PreviewCard.select(PreviewCard.arel_table[Arel.star])
.joins(:trend)
.eager_load(:trend)
.reorder(score: :desc)
end
def scope_for(key, value)
case key.to_s
when 'trending'
trending_scope(value)
when 'locale'
PreviewCardTrend.where(language: value)
else
raise "Unknown filter: #{key}"
end
end
def trending_scope(value)
scope = Trends.links.query
scope = scope.in_locale(@params[:locale].to_s) if @params[:locale].present?
scope = scope.allowed if value == 'allowed'
scope.to_arel
case value
when 'allowed'
PreviewCardTrend.allowed
else
PreviewCardTrend.all
end
end
end

25
app/models/trends/status_filter.rb
View File

@ -13,10 +13,10 @@ class Trends::StatusFilter
end
def results
scope = Status.unscoped.kept
scope = initial_scope
params.each do |key, value|
next if %w(page locale).include?(key.to_s)
next if %w(page).include?(key.to_s)
scope.merge!(scope_for(key, value.to_s.strip)) if value.present?
end
@ -26,21 +26,30 @@ class Trends::StatusFilter
private
def initial_scope
Status.select(Status.arel_table[Arel.star])
.joins(:trend)
.eager_load(:trend)
.reorder(score: :desc)
end
def scope_for(key, value)
case key.to_s
when 'trending'
trending_scope(value)
when 'locale'
StatusTrend.where(language: value)
else
raise "Unknown filter: #{key}"
end
end
def trending_scope(value)
scope = Trends.statuses.query
scope = scope.in_locale(@params[:locale].to_s) if @params[:locale].present?
scope = scope.allowed if value == 'allowed'
scope.to_arel
case value
when 'allowed'
StatusTrend.allowed
else
StatusTrend.all
end
end
end

82
app/models/trends/statuses.rb
View File

@ -20,13 +20,27 @@ class Trends::Statuses < Trends::Base
clone.filtered_for!(account)
end
def to_arel
scope = Status.joins(:trend).reorder(score: :desc)
scope = scope.reorder(language_order_clause.desc, score: :desc) if preferred_languages.present?
scope = scope.merge(StatusTrend.allowed) if @allowed
scope = scope.not_excluded_by_account(@account).not_domain_blocked_by_account(@account) if @account.present?
scope = scope.offset(@offset) if @offset.present?
scope = scope.limit(@limit) if @limit.present?
scope
end
private
def apply_scopes(scope)
if @account.nil?
scope
def language_order_clause
Arel::Nodes::Case.new.when(StatusTrend.arel_table[:language].in(preferred_languages)).then(1).else(0)
end
def preferred_languages
if @account&.chosen_languages.present?
@account.chosen_languages
else
scope.not_excluded_by_account(@account).not_domain_blocked_by_account(@account)
@locale
end
end
end
@ -36,9 +50,6 @@ class Trends::Statuses < Trends::Base
end
def add(status, _account_id, at_time = Time.now.utc)
# We rely on the total reblogs and favourites count, so we
# don't record which account did the what and when here
record_used_id(status.id, at_time)
end
@ -47,18 +58,23 @@ class Trends::Statuses < Trends::Base
end
def refresh(at_time = Time.now.utc)
statuses = Status.where(id: (recently_used_ids(at_time) + currently_trending_ids(false, -1)).uniq).includes(:account, :media_attachments)
statuses = Status.where(id: (recently_used_ids(at_time) + StatusTrend.pluck(:status_id)).uniq).includes(:status_stat, :account)
calculate_scores(statuses, at_time)
end
def request_review
statuses = Status.where(id: currently_trending_ids(false, -1)).includes(:account)
StatusTrend.pluck('distinct language').flat_map do |language|
score_at_threshold = StatusTrend.where(language: language, allowed: true).order(rank: :desc).where('rank <= ?', options[:review_threshold]).first&.score || 0
status_trends = StatusTrend.where(language: language, allowed: false).joins(:status).includes(status: :account)
statuses.filter_map do |status|
next unless would_be_trending?(status.id) && !status.trendable? && status.requires_review_notification?
status_trends.filter_map do |trend|
status = trend.status
status.account.touch(:requested_review_at)
status
if trend.score > score_at_threshold && !status.trendable? && status.requires_review_notification?
status.account.touch(:requested_review_at)
status
end
end
end
end
@ -75,14 +91,11 @@ class Trends::Statuses < Trends::Base
private
def eligible?(status)
status.public_visibility? && status.account.discoverable? && !status.account.silenced? && status.spoiler_text.blank? && !status.sensitive? && !status.reply?
status.public_visibility? && status.account.discoverable? && !status.account.silenced? && status.spoiler_text.blank? && !status.sensitive? && !status.reply? && valid_locale?(status.language)
end
def calculate_scores(statuses, at_time)
global_items = []
locale_items = Hash.new { |h, key| h[key] = [] }
statuses.each do |status|
items = statuses.map do |status|
expected = 1.0
observed = (status.reblogs_count + status.favourites_count).to_f
@ -94,29 +107,24 @@ class Trends::Statuses < Trends::Base
end
end
decaying_score = score * (0.5**((at_time.to_f - status.created_at.to_f) / options[:score_halflife].to_f))
decaying_score = begin
if score.zero? || !eligible?(status)
0
else
score * (0.5**((at_time.to_f - status.created_at.to_f) / options[:score_halflife].to_f))
end
end
next unless decaying_score >= options[:decay_threshold]
global_items << { score: decaying_score, item: status }
locale_items[status.language] << { account_id: status.account_id, score: decaying_score, item: status } if valid_locale?(status.language)
[decaying_score, status]
end
replace_items('', global_items)
to_insert = items.filter { |(score, _)| score >= options[:decay_threshold] }
to_delete = items.filter { |(score, _)| score < options[:decay_threshold] }
Trends.available_locales.each do |locale|
replace_items(":#{locale}", locale_items[locale])
StatusTrend.transaction do
StatusTrend.upsert_all(to_insert.map { |(score, status)| { status_id: status.id, account_id: status.account_id, score: score, language: status.language, allowed: status.trendable? || false } }, unique_by: :status_id) if to_insert.any?
StatusTrend.where(status_id: to_delete.map { |(_, status)| status.id }).delete_all if to_delete.any?
StatusTrend.connection.exec_update('UPDATE status_trends SET rank = t0.calculated_rank FROM (SELECT id, row_number() OVER w AS calculated_rank FROM status_trends WINDOW w AS (PARTITION BY language ORDER BY score DESC)) t0 WHERE status_trends.id = t0.id')
end
end
def filter_for_allowed_items(items)
# Show only one status per account, pick the one with the highest score
# that's also eligible to trend
items.group_by { |item| item[:account_id] }.values.filter_map { |account_items| account_items.select { |item| item[:item].trendable? && item[:item].account.discoverable? }.max_by { |item| item[:score] } }
end
def would_be_trending?(id)
score(id) > score_at_rank(options[:review_threshold] - 1)
end
end

4
app/views/admin/trends/links/_preview_card.html.haml
View File

@ -18,9 +18,9 @@
= t('admin.trends.links.shared_by_over_week', count: preview_card.history.reduce(0) { |sum, day| sum + day.accounts })
- if preview_card.trendable? && (rank = Trends.links.rank(preview_card.id, locale: params[:locale].presence))
- if preview_card.trend.allowed?
•
%abbr{ title: t('admin.trends.tags.current_score', score: Trends.links.score(preview_card.id, locale: params[:locale].presence)) }= t('admin.trends.tags.trending_rank', rank: rank + 1)
%abbr{ title: t('admin.trends.tags.current_score', score: preview_card.trend.score) }= t('admin.trends.tags.trending_rank', rank: preview_card.trend.rank)
- if preview_card.decaying?
•

2
app/views/admin/trends/links/index.html.haml
View File

@ -16,7 +16,7 @@
.filter-subset.filter-subset--with-select
%strong= t('admin.follow_recommendations.language')
.input.select.optional
= select_tag :locale, options_for_select(Trends.available_locales.map { |key| [standard_locale_name(key), key] }, params[:locale]), include_blank: true
= select_tag :locale, options_for_select(@locales.map { |key| [standard_locale_name(key), key] }, params[:locale]), include_blank: true
.filter-subset
%strong= t('admin.trends.trending')
%ul

4
app/views/admin/trends/statuses/_status.html.haml
View File

@ -25,9 +25,9 @@
- if status.trendable? && !status.account.discoverable?
•
= t('admin.trends.statuses.not_discoverable')
- if status.trendable? && (rank = Trends.statuses.rank(status.id, locale: params[:locale].presence))
- if status.trend.allowed?
•
%abbr{ title: t('admin.trends.tags.current_score', score: Trends.statuses.score(status.id, locale: params[:locale].presence)) }= t('admin.trends.tags.trending_rank', rank: rank + 1)
%abbr{ title: t('admin.trends.tags.current_score', score: status.trend.score) }= t('admin.trends.tags.trending_rank', rank: status.trend.rank)
- elsif status.requires_review?
•
= t('admin.trends.pending_review')

2
app/views/admin/trends/statuses/index.html.haml
View File

@ -16,7 +16,7 @@
.filter-subset.filter-subset--with-select
%strong= t('admin.follow_recommendations.language')
.input.select.optional
= select_tag :locale, options_for_select(Trends.available_locales.map { |key| [standard_locale_name(key), key]}, params[:locale]), include_blank: true
= select_tag :locale, options_for_select(@locales.map { |key| [standard_locale_name(key), key] }, params[:locale]), include_blank: true
.filter-subset
%strong= t('admin.trends.trending')
%ul

8
app/views/admin_mailer/_new_trending_links.text.erb
View File

@ -2,13 +2,7 @@
<% @links.each do |link| %>
- <%= link.title %> • <%= link.url %>
<%= raw t('admin.trends.links.usage_comparison', today: link.history.get(Time.now.utc).accounts, yesterday: link.history.get(Time.now.utc - 1.day).accounts) %> • <%= t('admin.trends.tags.current_score', score: Trends.links.score(link.id).round(2)) %>
<% end %>
<% if @lowest_trending_link %>
<%= raw t('admin_mailer.new_trends.new_trending_links.requirements', lowest_link_title: @lowest_trending_link.title, lowest_link_score: Trends.links.score(@lowest_trending_link.id).round(2), rank: Trends.links.options[:review_threshold]) %>
<% else %>
<%= raw t('admin_mailer.new_trends.new_trending_links.no_approved_links') %>
<%= standard_locale_name(link.language) %> • <%= raw t('admin.trends.links.usage_comparison', today: link.history.get(Time.now.utc).accounts, yesterday: link.history.get(Time.now.utc - 1.day).accounts) %> • <%= t('admin.trends.tags.current_score', score: link.trend.score.round(2)) %>
<% end %>
<%= raw t('application_mailer.view')%> <%= admin_trends_links_url %>

8
app/views/admin_mailer/_new_trending_statuses.text.erb
View File

@ -2,13 +2,7 @@
<% @statuses.each do |status| %>
- <%= ActivityPub::TagManager.instance.url_for(status) %>
<%= raw t('admin.trends.tags.current_score', score: Trends.statuses.score(status.id).round(2)) %>
<% end %>
<% if @lowest_trending_status %>
<%= raw t('admin_mailer.new_trends.new_trending_statuses.requirements', lowest_status_url: ActivityPub::TagManager.instance.url_for(@lowest_trending_status), lowest_status_score: Trends.statuses.score(@lowest_trending_status.id).round(2), rank: Trends.statuses.options[:review_threshold]) %>
<% else %>
<%= raw t('admin_mailer.new_trends.new_trending_statuses.no_approved_statuses') %>
<%= standard_locale_name(status.language) %> • <%= raw t('admin.trends.tags.current_score', score: status.trend.score.round(2)) %>
<% end %>
<%= raw t('application_mailer.view')%> <%= admin_trends_statuses_url %>

4
config/locales/en.yml
View File

@ -939,12 +939,8 @@ en:
new_trends:
body: 'The following items need a review before they can be displayed publicly:'
new_trending_links:
no_approved_links: There are currently no approved trending links.
requirements: 'Any of these candidates could surpass the #%{rank} approved trending link, which is currently "%{lowest_link_title}" with a score of %{lowest_link_score}.'
title: Trending links
new_trending_statuses:
no_approved_statuses: There are currently no approved trending posts.
requirements: 'Any of these candidates could surpass the #%{rank} approved trending post, which is currently %{lowest_status_url} with a score of %{lowest_status_score}.'
title: Trending posts
new_trending_tags:
no_approved_tags: There are currently no approved trending hashtags.

12
db/migrate/20220824233535_create_status_trends.rb Normal file
View File

@ -0,0 +1,12 @@
class CreateStatusTrends < ActiveRecord::Migration[6.1]
def change
create_table :status_trends do |t|
t.references :status, null: false, foreign_key: { on_delete: :cascade }, index: { unique: true }
t.references :account, null: false, foreign_key: { on_delete: :cascade }
t.float :score, null: false, default: 0
t.integer :rank, null: false, default: 0
t.boolean :allowed, null: false, default: false
t.string :language
end
end
end

11
db/migrate/20221006061337_create_preview_card_trends.rb Normal file
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@ -0,0 +1,11 @@
class CreatePreviewCardTrends < ActiveRecord::Migration[6.1]
def change
create_table :preview_card_trends do |t|
t.references :preview_card, null: false, foreign_key: { on_delete: :cascade }, index: { unique: true }
t.float :score, null: false, default: 0
t.integer :rank, null: false, default: 0
t.boolean :allowed, null: false, default: false
t.string :language
end
end
end

25
db/schema.rb
View File

@ -10,7 +10,7 @@
#
# It's strongly recommended that you check this file into your version control system.
ActiveRecord::Schema.define(version: 2022_08_29_192658) do
ActiveRecord::Schema.define(version: 2022_10_06_061337) do
# These are extensions that must be enabled in order to support this database
enable_extension "plpgsql"
@ -735,6 +735,15 @@ ActiveRecord::Schema.define(version: 2022_08_29_192658) do
t.index ["domain"], name: "index_preview_card_providers_on_domain", unique: true
end
create_table "preview_card_trends", force: :cascade do |t|
t.bigint "preview_card_id", null: false
t.float "score", default: 0.0, null: false
t.integer "rank", default: 0, null: false
t.boolean "allowed", default: false, null: false
t.string "language"
t.index ["preview_card_id"], name: "index_preview_card_trends_on_preview_card_id", unique: true
end
create_table "preview_cards", force: :cascade do |t|
t.string "url", default: "", null: false
t.string "title", default: "", null: false
@ -894,6 +903,17 @@ ActiveRecord::Schema.define(version: 2022_08_29_192658) do
t.index ["status_id"], name: "index_status_stats_on_status_id", unique: true
end
create_table "status_trends", force: :cascade do |t|
t.bigint "status_id", null: false
t.bigint "account_id", null: false
t.float "score", default: 0.0, null: false
t.integer "rank", default: 0, null: false
t.boolean "allowed", default: false, null: false
t.string "language"
t.index ["account_id"], name: "index_status_trends_on_account_id"
t.index ["status_id"], name: "index_status_trends_on_status_id", unique: true
end
create_table "statuses", id: :bigint, default: -> { "timestamp_id('statuses'::text)" }, force: :cascade do |t|
t.string "uri"
t.text "text", default: "", null: false
@ -1171,6 +1191,7 @@ ActiveRecord::Schema.define(version: 2022_08_29_192658) do
add_foreign_key "poll_votes", "polls", on_delete: :cascade
add_foreign_key "polls", "accounts", on_delete: :cascade
add_foreign_key "polls", "statuses", on_delete: :cascade
add_foreign_key "preview_card_trends", "preview_cards", on_delete: :cascade
add_foreign_key "report_notes", "accounts", on_delete: :cascade
add_foreign_key "report_notes", "reports", on_delete: :cascade
add_foreign_key "reports", "accounts", column: "action_taken_by_account_id", name: "fk_bca45b75fd", on_delete: :nullify
@ -1185,6 +1206,8 @@ ActiveRecord::Schema.define(version: 2022_08_29_192658) do
add_foreign_key "status_pins", "accounts", name: "fk_d4cb435b62", on_delete: :cascade
add_foreign_key "status_pins", "statuses", on_delete: :cascade
add_foreign_key "status_stats", "statuses", on_delete: :cascade
add_foreign_key "status_trends", "accounts", on_delete: :cascade
add_foreign_key "status_trends", "statuses", on_delete: :cascade
add_foreign_key "statuses", "accounts", column: "in_reply_to_account_id", name: "fk_c7fa917661", on_delete: :nullify
add_foreign_key "statuses", "accounts", name: "fk_9bda1543f7", on_delete: :cascade
add_foreign_key "statuses", "statuses", column: "in_reply_to_id", on_delete: :nullify

1
spec/fabricators/account_fabricator.rb
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@ -11,4 +11,5 @@ Fabricator(:account) do
suspended_at { |attrs| attrs[:suspended] ? Time.now.utc : nil }
silenced_at { |attrs| attrs[:silenced] ? Time.now.utc : nil }
user { |attrs| attrs[:domain].nil? ? Fabricate.build(:user, account: nil) : nil }
discoverable true
end

2
spec/mailers/previews/admin_mailer_preview.rb
View File

@ -8,7 +8,7 @@ class AdminMailerPreview < ActionMailer::Preview
# Preview this email at http://localhost:3000/rails/mailers/admin_mailer/new_trends
def new_trends
AdminMailer.new_trends(Account.first, PreviewCard.limit(3), Tag.limit(3), Status.where(reblog_of_id: nil).limit(3))
AdminMailer.new_trends(Account.first, PreviewCard.joins(:trend).limit(3), Tag.limit(3), Status.joins(:trend).where(reblog_of_id: nil).limit(3))
end
# Preview this email at http://localhost:3000/rails/mailers/admin_mailer/new_appeal

4
spec/models/preview_card_trend_spec.rb Normal file
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@ -0,0 +1,4 @@
require 'rails_helper'
RSpec.describe PreviewCardTrend, type: :model do
end

4
spec/models/status_trend_spec.rb Normal file
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@ -0,0 +1,4 @@
require 'rails_helper'
RSpec.describe StatusTrend, type: :model do
end

14
spec/models/trends/statuses_spec.rb
View File

@ -9,8 +9,8 @@ RSpec.describe Trends::Statuses do
let!(:query) { subject.query }
let!(:today) { at_time }
let!(:status1) { Fabricate(:status, text: 'Foo', trendable: true, created_at: today) }
let!(:status2) { Fabricate(:status, text: 'Bar', trendable: true, created_at: today) }
let!(:status1) { Fabricate(:status, text: 'Foo', language: 'en', trendable: true, created_at: today) }
let!(:status2) { Fabricate(:status, text: 'Bar', language: 'en', trendable: true, created_at: today) }
before do
15.times { reblog(status1, today) }
@ -69,9 +69,9 @@ RSpec.describe Trends::Statuses do
let!(:today) { at_time }
let!(:yesterday) { today - 1.day }
let!(:status1) { Fabricate(:status, text: 'Foo', trendable: true, created_at: yesterday) }
let!(:status2) { Fabricate(:status, text: 'Bar', trendable: true, created_at: today) }
let!(:status3) { Fabricate(:status, text: 'Baz', trendable: true, created_at: today) }
let!(:status1) { Fabricate(:status, text: 'Foo', language: 'en', trendable: true, created_at: yesterday) }
let!(:status2) { Fabricate(:status, text: 'Bar', language: 'en', trendable: true, created_at: today) }
let!(:status3) { Fabricate(:status, text: 'Baz', language: 'en', trendable: true, created_at: today) }
before do
13.times { reblog(status1, today) }
@ -95,10 +95,10 @@ RSpec.describe Trends::Statuses do
it 'decays scores' do
subject.refresh(today)
original_score = subject.score(status2.id)
original_score = status2.trend.score
expect(original_score).to be_a Float
subject.refresh(today + subject.options[:score_halflife])
decayed_score = subject.score(status2.id)
decayed_score = status2.trend.reload.score
expect(decayed_score).to be <= original_score / 2
end
end