debian-mirror-gitlab/elasticsearch-model/examples/couchbase_article.rb

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2019-12-22 22:52:31 +05:30
# Couchbase and Elasticsearch
# ===========================
#
# https://github.com/couchbase/couchbase-ruby-model
$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 'couchbase/model'
require 'elasticsearch/model'
# Documents are stored as JSON objects in Riak but have rich
# semantics, including validations and associations.
class Article < Couchbase::Model
attribute :title
attribute :published_at
# view :all, :limit => 10, :descending => true
# TODO: Implement view a la
# bucket.save_design_doc <<-JSON
# {
# "_id": "_design/article",
# "language": "javascript",
# "views": {
# "all": {
# "map": "function(doc, meta) { emit(doc.id, doc.title); }"
# }
# }
# }
# JSON
end
# Extend the model with Elasticsearch support
#
Article.__send__ :extend, Elasticsearch::Model::Client::ClassMethods
Article.__send__ :extend, Elasticsearch::Model::Searching::ClassMethods
Article.__send__ :extend, Elasticsearch::Model::Naming::ClassMethods
# Create documents in Riak
#
Article.create id: '1', title: 'Foo' rescue nil
Article.create id: '2', title: 'Bar' rescue nil
Article.create id: '3', title: 'Foo Foo' rescue nil
# Index data into Elasticsearch
#
client = Elasticsearch::Client.new log:true
client.indices.delete index: 'articles' rescue nil
client.bulk index: 'articles',
type: 'article',
body: Article.find(['1', '2', '3']).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)