debian-mirror-gitlab/elasticsearch-rails/elasticsearch-model/examples/ohm_article.rb
2021-03-05 16:19:46 +05:30

70 lines
1.9 KiB
Ruby

# Ohm for Redis and Elasticsearch
# ===============================
#
# https://github.com/soveran/ohm#example
$LOAD_PATH.unshift File.expand_path('../../lib', __FILE__)
require 'pry'
Pry.config.history.file = File.expand_path('../../tmp/elasticsearch_development.pry', __FILE__)
require 'logger'
require 'ansi/core'
require 'active_model'
require 'ohm'
require 'elasticsearch/model'
class Article < Ohm::Model
# Include JSON serialization from ActiveModel
include ActiveModel::Serializers::JSON
attribute :title
attribute :published_at
end
# Extend the model with Elasticsearch support
#
Article.__send__ :include, Elasticsearch::Model
# Register a custom adapter
#
module Elasticsearch
module Model
module Adapter
module Ohm
Adapter.register self,
lambda { |klass| defined?(::Ohm::Model) and klass.ancestors.include?(::Ohm::Model) }
module Records
def records
klass.fetch(@ids)
end
end
end
end
end
end
# Configure the Elasticsearch client to log operations
#
Elasticsearch::Model.client = Elasticsearch::Client.new log: true
puts '', '-'*Pry::Terminal.width!
Article.all.map { |a| a.delete }
Article.create id: '1', title: 'Foo'
Article.create id: '2', title: 'Bar'
Article.create id: '3', title: 'Foo Foo'
Article.__elasticsearch__.client.indices.delete index: 'articles' rescue nil
Article.__elasticsearch__.client.bulk index: 'articles',
type: 'article',
body: Article.all.map { |a| { index: { _id: a.id, data: a.attributes } } },
refresh: true
response = Article.search 'foo', index: 'articles', type: 'article';
Pry.start(binding, prompt: lambda { |obj, nest_level, _| '> ' },
input: StringIO.new('response.records.to_a'),
quiet: true)