class ThinkingSphinx::RealTime::Transcriber

Attributes

index[R]

Public Class Methods

new(index) click to toggle source
# File lib/thinking_sphinx/real_time/transcriber.rb, line 2
def initialize(index)
  @index = index
end

Public Instance Methods

copy(*instances) click to toggle source
# File lib/thinking_sphinx/real_time/transcriber.rb, line 6
def copy(*instances)
  items = instances.select { |instance|
    instance.persisted? && copy?(instance)
  }
  return unless items.present?

  values = items.collect { |instance|
    TranscribeInstance.call(instance, index, properties)
  }

  insert = Riddle::Query::Insert.new index.name, columns, values
  sphinxql = insert.replace!.to_sql

  ThinkingSphinx::Logger.log :query, sphinxql do
    ThinkingSphinx::Connection.take do |connection|
      connection.execute sphinxql
    end
  end
end

Private Instance Methods

columns() click to toggle source
# File lib/thinking_sphinx/real_time/transcriber.rb, line 54
def columns
  @columns ||= properties.each_with_object(['id']) do |property, columns|
    columns << property.name
  end
end
copy?(instance) click to toggle source
# File lib/thinking_sphinx/real_time/transcriber.rb, line 60
def copy?(instance)
  index.conditions.empty? || index.conditions.all? { |condition|
    case condition
    when Symbol
      instance.send(condition)
    when Proc
      condition.call instance
    else
      "Unexpected condition: #{condition}. Expecting Symbol or Proc."
    end
  }
end
properties() click to toggle source
# File lib/thinking_sphinx/real_time/transcriber.rb, line 73
def properties
  @properties ||= index.fields + index.attributes
end