101 lines
2.8 KiB
Ruby
101 lines
2.8 KiB
Ruby
require 'ansi'
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require 'sqlite3'
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require 'active_record'
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require 'elasticsearch/model'
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ActiveRecord::Base.logger = ActiveSupport::Logger.new(STDOUT)
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ActiveRecord::Base.establish_connection( adapter: 'sqlite3', database: ":memory:" )
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ActiveRecord::Schema.define(version: 1) do
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create_table :articles do |t|
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t.string :title
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t.date :published_at
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t.timestamps
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end
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end
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class Article < ActiveRecord::Base
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include Elasticsearch::Model
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include Elasticsearch::Model::Callbacks
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article_es_settings = {
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index: {
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analysis: {
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filter: {
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autocomplete_filter: {
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type: "edge_ngram",
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min_gram: 1,
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max_gram: 20
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}
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},
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analyzer:{
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autocomplete: {
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type: "custom",
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tokenizer: "standard",
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filter: ["lowercase", "autocomplete_filter"]
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}
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}
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}
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}
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}
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settings article_es_settings do
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mapping do
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indexes :title
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indexes :suggestable_title, type: 'string', analyzer: 'autocomplete'
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end
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end
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def as_indexed_json(options={})
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as_json.merge(suggestable_title: title)
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end
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end
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Article.__elasticsearch__.client = Elasticsearch::Client.new log: true
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# Create index
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Article.__elasticsearch__.create_index! force: true
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# Store data
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Article.delete_all
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Article.create title: 'Foo'
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Article.create title: 'Bar'
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Article.create title: 'Foo Foo'
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Article.__elasticsearch__.refresh_index!
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# Search and suggest
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fulltext_search_response = Article.search(query: { match: { title: 'foo'} } )
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puts "", "Article search for 'foo':".ansi(:bold),
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fulltext_search_response.to_a.map { |d| "Title: #{d.title}" }.inspect.ansi(:bold, :yellow),
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""
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fulltext_search_response_2 = Article.search(query: { match: { title: 'fo'} } )
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puts "", "Article search for 'fo':".ansi(:bold),
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fulltext_search_response_2.to_a.map { |d| "Title: #{d.title}" }.inspect.ansi(:bold, :red),
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""
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autocomplete_search_response = Article.search(query: { match: { suggestable_title: { query: 'fo', analyzer: 'standard'} } } )
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puts "", "Article autocomplete for 'fo':".ansi(:bold),
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autocomplete_search_response.to_a.map { |d| "Title: #{d.suggestable_title}" }.inspect.ansi(:bold, :green),
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""
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puts "", "Text 'Foo Bar' analyzed with the default analyzer:".ansi(:bold),
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Article.__elasticsearch__.client.indices.analyze(
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index: Article.__elasticsearch__.index_name,
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field: 'title',
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text: 'Foo Bar')['tokens'].map { |t| t['token'] }.inspect.ansi(:bold, :yellow),
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""
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puts "", "Text 'Foo Bar' analyzed with the autocomplete filter:".ansi(:bold),
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Article.__elasticsearch__.client.indices.analyze(
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index: Article.__elasticsearch__.index_name,
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field: 'suggestable_title',
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text: 'Foo Bar')['tokens'].map { |t| t['token'] }.inspect.ansi(:bold, :yellow),
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""
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require 'pry'; binding.pry;
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