Class: Searchkick::Index

Inherits:
Object
  • Object
show all
Defined in:
lib/searchkick/index.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(name, options = {}) ⇒ Index

Returns a new instance of Index.



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# File 'lib/searchkick/index.rb', line 5

def initialize(name, options = {})
  @name = name
  @options = options
  @klass_document_type = {} # cache
end

Instance Attribute Details

#name ⇒ Object (readonly)

Returns the value of attribute name.



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# File 'lib/searchkick/index.rb', line 3

def name
  @name
end

#options ⇒ Object (readonly)

Returns the value of attribute options.



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# File 'lib/searchkick/index.rb', line 3

def options
  @options
end

Instance Method Details

#alias_exists? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/searchkick/index.rb', line 37

def alias_exists?
  client.indices.exists_alias name: name
end

#all_indices(unaliased: false) ⇒ Object 



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# File 'lib/searchkick/index.rb', line 107

def all_indices(unaliased: false)
  indices =
    begin
      if client.indices.respond_to?(:get_alias)
        client.indices.get_alias(index: "#{name}*")
      else
        client.indices.get_aliases
      end
    rescue => e
      raise e unless Searchkick.not_found_error?(e)
      {}
    end
  indices = indices.select { |_k, v| v.empty? || v["aliases"].empty? } if unaliased
  indices.select { |k, _v| k =~ /\A#{Regexp.escape(name)}_\d{14,17}\z/ }.keys
end

#batches_left ⇒ Object 



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# File 'lib/searchkick/index.rb', line 269

def batches_left
  relation_indexer.batches_left
end

#bulk_delete(records) ⇒ Object 



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# File 'lib/searchkick/index.rb', line 150

def bulk_delete(records)
  return if records.empty?

  notify_bulk(records, "Delete") do
    queue_delete(records)
  end
end

#bulk_index(records) ⇒ Object Also known as: import 



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# File 'lib/searchkick/index.rb', line 158

def bulk_index(records)
  return if records.empty?

  notify_bulk(records, "Import") do
    queue_index(records)
  end
end

#bulk_update(records, method_name) ⇒ Object 



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# File 'lib/searchkick/index.rb', line 167

def bulk_update(records, method_name)
  return if records.empty?

  notify_bulk(records, "Update") do
    queue_update(records, method_name)
  end
end

#clean_indices ⇒ Object

remove old indices that start w/ index_name



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# File 'lib/searchkick/index.rb', line 124

def clean_indices
  indices = all_indices(unaliased: true)
  indices.each do |index|
    Index.new(index).delete
  end
  indices
end

#conversions_fields ⇒ Object

private



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# File 'lib/searchkick/index.rb', line 287

def conversions_fields
  @conversions_fields ||= begin
    conversions = Array(options[:conversions])
    conversions.map(&:to_s) + conversions.map(&:to_sym)
  end
end

#create(body = {}) ⇒ Object 



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# File 'lib/searchkick/index.rb', line 15

def create(body = {})
  client.indices.create index: name, body: body
end

#create_index(index_options: nil) ⇒ Object 



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# File 'lib/searchkick/index.rb', line 258

def create_index(index_options: nil)
  index_options ||= self.index_options
  index = Index.new("#{name}_#{Time.now.strftime('%Y%m%d%H%M%S%L')}", @options)
  index.create(index_options)
  index
end

#delete ⇒ Object 



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# File 'lib/searchkick/index.rb', line 19

def delete
  if alias_exists?
    # can't call delete directly on aliases in ES 6
    indices = client.indices.get_alias(name: name).keys
    client.indices.delete index: indices
  else
    client.indices.delete index: name
  end
end

#document_type(record) ⇒ Object 



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# File 'lib/searchkick/index.rb', line 179

def document_type(record)
  RecordData.new(self, record).document_type
end

#exists? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/searchkick/index.rb', line 29

def exists?
  client.indices.exists index: name
end

#import_scope(relation, **options) ⇒ Object 



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# File 'lib/searchkick/index.rb', line 265

def import_scope(relation, **options)
  relation_indexer.reindex(relation, **options)
end

#index_options ⇒ Object 



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# File 'lib/searchkick/index.rb', line 11

def index_options
  IndexOptions.new(self).index_options
end

#klass_document_type(klass, ignore_type = false) ⇒ Object

private



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# File 'lib/searchkick/index.rb', line 274

def klass_document_type(klass, ignore_type = false)
  @klass_document_type[[klass, ignore_type]] ||= begin
    if !ignore_type && klass.searchkick_klass.searchkick_options[:_type]
      type = klass.searchkick_klass.searchkick_options[:_type]
      type = type.call if type.respond_to?(:call)
      type
    else
      klass.model_name.to_s.underscore
    end
  end
end

#locations_fields ⇒ Object

private



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# File 'lib/searchkick/index.rb', line 300

def locations_fields
  @locations_fields ||= begin
    locations = Array(options[:locations])
    locations.map(&:to_s) + locations.map(&:to_sym)
  end
end

#mapping ⇒ Object

call to_h for consistent results between elasticsearch gem 7 and 8 could do for all API calls, but just do for ones where return value is focus for now



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# File 'lib/searchkick/index.rb', line 43

def mapping
  client.indices.get_mapping(index: name).to_h
end

#promote(new_name, update_refresh_interval: false) ⇒ Object Also known as: swap 



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# File 'lib/searchkick/index.rb', line 78

def promote(new_name, update_refresh_interval: false)
  if update_refresh_interval
    new_index = Index.new(new_name, @options)
    settings = options[:settings] || {}
    refresh_interval = (settings[:index] && settings[:index][:refresh_interval]) || "1s"
    new_index.update_settings(index: {refresh_interval: refresh_interval})
  end

  old_indices =
    begin
      client.indices.get_alias(name: name).keys
    rescue => e
      raise e unless Searchkick.not_found_error?(e)
      {}
    end
  actions = old_indices.map { |old_name| {remove: {index: old_name, alias: name}} } + [{add: {index: new_name, alias: name}}]
  client.indices.update_aliases body: {actions: actions}
end

#refresh ⇒ Object 



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# File 'lib/searchkick/index.rb', line 33

def refresh
  client.indices.refresh index: name
end

#refresh_interval ⇒ Object 



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# File 'lib/searchkick/index.rb', line 52

def refresh_interval
  index_settings["refresh_interval"]
end

#reindex(object, method_name: nil, full: false, **options) ⇒ Object

note: this is designed to be used internally so it does not check object matches index class



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# File 'lib/searchkick/index.rb', line 215

def reindex(object, method_name: nil, full: false, **options)
  if object.is_a?(Array)
    # note: purposefully skip full
    return reindex_records(object, method_name: method_name, **options)
  end

  if !object.respond_to?(:searchkick_klass)
    raise Error, "Cannot reindex object"
  end

  scoped = Searchkick.relation?(object)
  # call searchkick_klass for inheritance
  relation = scoped ? object.all : Searchkick.scope(object.searchkick_klass).all

  refresh = options.fetch(:refresh, !scoped)
  options.delete(:refresh)

  if method_name || (scoped && !full)
    mode = options.delete(:mode) || :inline
    raise ArgumentError, "unsupported keywords: #{options.keys.map(&:inspect).join(", ")}" if options.any?

    # import only
    import_scope(relation, method_name: method_name, mode: mode)
    self.refresh if refresh
    true
  else
    async = options.delete(:async)
    if async
      if async.is_a?(Hash) && async[:wait]
        # TODO warn in 5.1
        # Searchkick.warn "async option is deprecated - use mode: :async, wait: true instead"
        options[:wait] = true unless options.key?(:wait)
      else
        # TODO warn in 5.1
        # Searchkick.warn "async option is deprecated - use mode: :async instead"
      end
      options[:mode] ||= :async
    end

    full_reindex(relation, **options)
  end
end

#reindex_queue ⇒ Object

queue



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# File 'lib/searchkick/index.rb', line 207

def reindex_queue
  ReindexQueue.new(name)
end

#reload_synonyms ⇒ Object 



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# File 'lib/searchkick/index.rb', line 191

def reload_synonyms
  if Searchkick.opensearch?
    client.transport.perform_request "POST", "_plugins/_refresh_search_analyzers/#{CGI.escape(name)}"
  else
    raise Error, "Requires Elasticsearch 7.3+" if Searchkick.server_below?("7.3.0")
    begin
      client.transport.perform_request("GET", "#{CGI.escape(name)}/_reload_search_analyzers")
    rescue => e
      raise Error, "Requires non-OSS version of Elasticsearch" if Searchkick.not_allowed_error?(e)
      raise e
    end
  end
end

#remove(record) ⇒ Object 



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# File 'lib/searchkick/index.rb', line 138

def remove(record)
  notify(record, "Remove") do
    queue_delete([record])
  end
end

#retrieve(record) ⇒ Object 



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# File 'lib/searchkick/index.rb', line 98

def retrieve(record)
  record_data = RecordData.new(self, record).record_data

  # remove underscore
  get_options = record_data.to_h { |k, v| [k.to_s.sub(/\A_/, "").to_sym, v] }

  client.get(get_options)["_source"]
end

#search_id(record) ⇒ Object 



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# File 'lib/searchkick/index.rb', line 175

def search_id(record)
  RecordData.new(self, record).search_id
end

#settings ⇒ Object

call to_h for consistent results between elasticsearch gem 7 and 8



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# File 'lib/searchkick/index.rb', line 48

def settings
  client.indices.get_settings(index: name).to_h
end

#similar_record(record, **options) ⇒ Object 



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# File 'lib/searchkick/index.rb', line 183

def similar_record(record, **options)
  options[:per_page] ||= 10
  options[:similar] = [RecordData.new(self, record).record_data]
  options[:models] ||= [record.class] unless options.key?(:model)

  Searchkick.search("*", **options)
end

#store(record) ⇒ Object 



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# File 'lib/searchkick/index.rb', line 132

def store(record)
  notify(record, "Store") do
    queue_index([record])
  end
end

#suggest_fields ⇒ Object

private



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# File 'lib/searchkick/index.rb', line 295

def suggest_fields
  @suggest_fields ||= Array(options[:suggest]).map(&:to_s)
end

#tokens(text, options = {}) ⇒ Object 



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# File 'lib/searchkick/index.rb', line 60

def tokens(text, options = {})
  client.indices.analyze(body: {text: text}.merge(options), index: name)["tokens"].map { |t| t["token"] }
end

#total_docs ⇒ Object 



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# File 'lib/searchkick/index.rb', line 64

def total_docs
  response =
    client.search(
      index: name,
      body: {
        query: {match_all: {}},
        size: 0,
        track_total_hits: true
      }
    )

  Results.new(nil, response).total_count
end

#update_record(record, method_name) ⇒ Object 



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# File 'lib/searchkick/index.rb', line 144

def update_record(record, method_name)
  notify(record, "Update") do
    queue_update([record], method_name)
  end
end

#update_settings(settings) ⇒ Object 



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# File 'lib/searchkick/index.rb', line 56

def update_settings(settings)
  client.indices.put_settings index: name, body: settings
end

#uuid ⇒ Object

private



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# File 'lib/searchkick/index.rb', line 308

def uuid
  index_settings["uuid"]
end