Class: Caboose::AbTesting

Inherits:
Object
  • Object
show all
Defined in:
app/models/caboose/ab_testing.rb

Constant Summary collapse

@@session_id =
nil

Class Method Summary collapse

Class Method Details

.[](analytics_name) ⇒ Object

Get this session's ab_value value for the variant with the given analytics name


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# File 'app/models/caboose/ab_testing.rb', line 21

def self.[](analytics_name)
  return self.value_for_name(analytics_name)      
end

.analytics_stringObject

Get the analytics string


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# File 'app/models/caboose/ab_testing.rb', line 33

def self.analytics_string
  arr = AbValue.where(:session_id => @@session_id).all.collect { |abv| abv.keyval }
  return "|#{arr.join('|')}|"
end

.create_ab_value(var) ⇒ Object

Ensure that an ab_value exists for the given session and variant


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# File 'app/models/caboose/ab_testing.rb', line 13

def self.create_ab_value(var)      
  if AbValue.where(:session_id => @@session_id, :ab_variant_id => var.id).exists?
    return AbValue.where(:session_id => @@session_id, :ab_variant_id => var.id).first
  end
  return AbValue.create(:session_id => @@session_id, :ab_variant_id => var.id, :ab_option_id  => var.random_option.id)      
end

.init(session_id) ⇒ Object

Sets the ab_variants for the user's session


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# File 'app/models/caboose/ab_testing.rb', line 7

def self.init(session_id)
  @@session_id = "#{session_id}"
  AbVariant.all.each { |var| self.create_ab_value(var) }
end

.value_for_name(analytics_name) ⇒ Object


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# File 'app/models/caboose/ab_testing.rb', line 25

def self.value_for_name(analytics_name)
  return nil if !AbVariant.where(:analytics_name => analytics_name).exists?  
  var = AbVariant.where(:analytics_name => analytics_name).first 
  abv = self.create_ab_value(var) 
  return abv.ab_option.value
end