discourse/app/controllers/similar_topics_controller.rb

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# frozen_string_literal: true
class SimilarTopicsController < ApplicationController
class SimilarTopic
def initialize(topic)
@topic = topic
end
attr_reader :topic
def blurb
Search::GroupedSearchResults.blurb_for(@topic.try(:blurb))
end
end
def index
title = params.require(:title)
raw = params[:raw]
if title.length < SiteSetting.min_title_similar_length || !Topic.count_exceeds_minimum?
return render json: []
end
topics = Topic.similar_to(title, raw, current_user).to_a
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topics.map! { |t| SimilarTopic.new(t) }
render_serialized(topics, SimilarTopicSerializer, root: :similar_topics, rest_serializer: true)
end
end