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authorEugen Rochko <eugen@zeonfederated.com>2019-08-07 17:08:30 +0200
committerGitHub <noreply@github.com>2019-08-07 17:08:30 +0200
commit94c54997cf6dc3bef2af67a070a61cc10595339c (patch)
treebffd958886fdd145c676af5bf78075e73fa1c4a1 /app/models
parent7a737c79cc06e931afef2eaebd971ea0324e0741 (diff)
Fix trending tags returning less items than requested sometimes (#11513)
Add better sorting defaults to the hashtags admin UI

Add "not reviewed" filter to hashtags admin UI
Diffstat (limited to 'app/models')
-rw-r--r--app/models/tag.rb3
-rw-r--r--app/models/trending_tags.rb9
2 files changed, 7 insertions, 5 deletions
diff --git a/app/models/tag.rb b/app/models/tag.rb
index e2fe91da1..1364d1dba 100644
--- a/app/models/tag.rb
+++ b/app/models/tag.rb
@@ -30,7 +30,8 @@ class Tag < ApplicationRecord
   validate :validate_name_change, if: -> { !new_record? && name_changed? }
 
   scope :reviewed, -> { where.not(reviewed_at: nil) }
-  scope :pending_review, -> { where(reviewed_at: nil).where.not(requested_review_at: nil) }
+  scope :unreviewed, -> { where(reviewed_at: nil) }
+  scope :pending_review, -> { unreviewed.where.not(requested_review_at: nil) }
   scope :usable, -> { where(usable: [true, nil]) }
   scope :discoverable, -> { where(listable: [true, nil]).joins(:account_tag_stat).where(AccountTagStat.arel_table[:accounts_count].gt(0)).order(Arel.sql('account_tag_stats.accounts_count desc')) }
   scope :most_used, ->(account) { joins(:statuses).where(statuses: { account: account }).group(:id).order(Arel.sql('count(*) desc')) }
diff --git a/app/models/trending_tags.rb b/app/models/trending_tags.rb
index 0a7e2feac..594ae9520 100644
--- a/app/models/trending_tags.rb
+++ b/app/models/trending_tags.rb
@@ -5,6 +5,7 @@ class TrendingTags
   EXPIRE_HISTORY_AFTER = 7.days.seconds
   EXPIRE_TRENDS_AFTER  = 1.day.seconds
   THRESHOLD            = 5
+  LIMIT                = 10
 
   class << self
     include Redisable
@@ -18,18 +19,18 @@ class TrendingTags
     end
 
     def get(limit, filtered: true)
-      tag_ids = redis.zrevrange("#{KEY}:#{Time.now.utc.beginning_of_day.to_i}", 0, limit - 1).map(&:to_i)
+      tag_ids = redis.zrevrange("#{KEY}:#{Time.now.utc.beginning_of_day.to_i}", 0, LIMIT - 1).map(&:to_i)
 
       tags = Tag.where(id: tag_ids)
       tags = tags.where(trendable: true) if filtered
       tags = tags.each_with_object({}) { |tag, h| h[tag.id] = tag }
 
-      tag_ids.map { |tag_id| tags[tag_id] }.compact
+      tag_ids.map { |tag_id| tags[tag_id] }.compact.take(limit)
     end
 
     def trending?(tag)
       rank = redis.zrevrank("#{KEY}:#{Time.now.utc.beginning_of_day.to_i}", tag.id)
-      rank.present? && rank <= 10
+      rank.present? && rank <= LIMIT
     end
 
     private
@@ -59,7 +60,7 @@ class TrendingTags
         old_rank = redis.zrevrank(key, tag.id)
 
         redis.zadd(key, score, tag.id)
-        request_review!(tag) if (old_rank.nil? || old_rank > 10) && redis.zrevrank(key, tag.id) <= 10 && !tag.trendable? && tag.requires_review? && !tag.requested_review?
+        request_review!(tag) if (old_rank.nil? || old_rank > LIMIT) && redis.zrevrank(key, tag.id) <= LIMIT && !tag.trendable? && tag.requires_review? && !tag.requested_review?
       end
 
       redis.expire(key, EXPIRE_TRENDS_AFTER)