Class: Elastics::ModelTasks

Inherits:
Tasks
  • Object
show all
Defined in:
lib/elastics/model_tasks.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(overrides = {}) ⇒ ModelTasks

Returns a new instance of ModelTasks.



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# File 'lib/elastics/model_tasks.rb', line 7

def initialize(overrides={})
  options = Elastics::Utils.env2options *default_options.keys

  options[:timeout]    = options[:timeout].to_i      if options[:timeout]
  options[:batch_size] = options[:batch_size].to_i   if options[:batch_size]
  options[:models]     = options[:models].split(',') if options[:models]

  @options = default_options.merge(options).merge(overrides)
end

Instance Attribute Details

#options ⇒ Object (readonly)

Returns the value of attribute options.



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# File 'lib/elastics/model_tasks.rb', line 5

def options
  @options
end

Instance Method Details

#default_options ⇒ Object 



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# File 'lib/elastics/model_tasks.rb', line 17

def default_options
  @default_options ||= { :force          => false,
                         :timeout        => 60,
                         :batch_size     => 500,
                         :models         => Conf.elastics_models,
                         :verbose        => true }
end

#import_models ⇒ Object 



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# File 'lib/elastics/model_tasks.rb', line 25

def import_models
  Prompter.say_title "Import models: #{models.map(&:to_s).inspect}" if options[:verbose]
  Conf.http_client.options[:timeout] = options[:timeout]
  deleted = []
  models.each do |model|
    raise ArgumentError, "The model #{model.name} is not a standard Elastics::ModelIndexer model" \
          unless model.include?(Elastics::ModelIndexer)
    index = model.elastics.index
    index = LiveReindex.prefix_index(index) if LiveReindex.should_prefix_index?

    # block never called during live-reindex, since it doesn't exist
    if options[:force]
      unless deleted.include?(index)
        Elastics.delete_index(:index => index)
        deleted << index
        Prompter.say_warning "#{index} index deleted" if options[:verbose]
      end
    end

    # block never called during live-reindex, since prefix_index creates it
    unless Elastics.indices_exists(:index => index)
      Conf.indices.create_index(index)
      Prompter.say_ok "#{index} index created" if options[:verbose]
    end

    pbar = ProgBar.new(model.count, options[:batch_size], "Model #{model}: ") if options[:verbose]

    model.elastics_in_batches(:batch_size => options[:batch_size]) do |batch|
      result = Elastics.post_bulk_collection(batch) || next
      pbar.process_result(result, batch.size) if options[:verbose]
    end

    pbar.finish if options[:verbose]
  end
end