discourse/app/jobs/scheduled/reindex_search.rb

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module Jobs
# if locale changes or search algorithm changes we may want to reindex stuff
class ReindexSearch < Jobs::Scheduled
every 1.day
def execute(args)
rebuild_problem_topics
rebuild_problem_posts
rebuild_problem_categories
rebuild_problem_users
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rebuild_problem_tags
end
def rebuild_problem_categories(limit = 500)
category_ids = load_problem_category_ids(limit)
category_ids.each do |id|
category = Category.find_by(id: id)
SearchIndexer.index(category, force: true) if category
end
end
def rebuild_problem_users(limit = 10000)
user_ids = load_problem_user_ids(limit)
user_ids.each do |id|
user = User.find_by(id: id)
SearchIndexer.index(user, force: true) if user
end
end
def rebuild_problem_topics(limit = 10000)
topic_ids = load_problem_topic_ids(limit)
topic_ids.each do |id|
topic = Topic.find_by(id: id)
SearchIndexer.index(topic, force: true) if topic
end
end
def rebuild_problem_posts(limit = 10000)
post_ids = load_problem_post_ids(limit)
post_ids.each do |id|
post = Post.find_by(id: id)
# could be deleted while iterating through batch
SearchIndexer.index(post, force: true) if post
end
end
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def rebuild_problem_tags(limit = 10000)
tag_ids = load_problem_tag_ids(limit)
tag_ids.each do |id|
tag = Tag.find_by(id: id)
SearchIndexer.index(tag, force: true) if tag
end
end
private
def load_problem_post_ids(limit)
Post.joins(:topic)
.where('posts.id IN (
SELECT p2.id FROM posts p2
LEFT JOIN post_search_data pd ON pd.locale = ? AND pd.version = ? AND p2.id = pd.post_id
WHERE pd.post_id IS NULL
)', SiteSetting.default_locale, Search::INDEX_VERSION)
.limit(limit)
.pluck(:id)
end
def load_problem_category_ids(limit)
Category.joins(:category_search_data)
.where('category_search_data.locale != ?
OR category_search_data.version != ?', SiteSetting.default_locale, Search::INDEX_VERSION)
.limit(limit)
.pluck(:id)
end
def load_problem_topic_ids(limit)
Topic.joins(:topic_search_data)
.where('topic_search_data.locale != ?
OR topic_search_data.version != ?', SiteSetting.default_locale, Search::INDEX_VERSION)
.limit(limit)
.pluck(:id)
end
def load_problem_user_ids(limit)
User.joins(:user_search_data)
.where('user_search_data.locale != ?
OR user_search_data.version != ?', SiteSetting.default_locale, Search::INDEX_VERSION)
.limit(limit)
.pluck(:id)
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end
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def load_problem_tag_ids(limit)
Tag.joins(:tag_search_data)
.where('tag_search_data.locale != ?
OR tag_search_data.version != ?', SiteSetting.default_locale, Search::INDEX_VERSION)
.limit(limit)
.pluck(:id)
end
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end
end