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# frozen_string_literal: true
class ApplicationExperiment < Gitlab::Experiment
control { nil } # provide a default control for anonymous experiments
def publish_to_database
ActiveSupport::Deprecation.warn('publish_to_database is deprecated and should not be used for reporting anymore')
return unless should_track?
# if the context contains a namespace, group, project, user, or actor
value = context.value
subject = value[:namespace] || value[:group] || value[:project] || value[:user] || value[:actor]
return unless ExperimentSubject.valid_subject?(subject)
variant_name = :experimental if variant&.name != 'control'
Experiment.add_subject(name, variant: variant_name || :control, subject: subject)
end
def control_behavior
# define a default nil control behavior so we can omit it when not needed
end
# TODO: remove
# This is deprecated logic as of v0.6.0 and should eventually be removed, but
# needs to stay intact for actively running experiments. The new strategy
# utilizes Digest::SHA2, a secret seed, and generates a 64-byte string.
def key_for(source, seed = name)
source = source.keys + source.values if source.is_a?(Hash)
ingredients = Array(source).map { |v| identify(v) }
ingredients.unshift(seed)
Digest::MD5.hexdigest(ingredients.join('|'))
end
def nest_experiment(other)
instance_exec(:nested, { label: other.name }, &Configuration.tracking_behavior)
end
private
def tracking_context(event_args)
{
namespace: context.try(:namespace) || context.try(:group),
project: context.try(:project),
user: user_or_actor
}.merge(event_args)
end
def user_or_actor
actor = context.try(:actor)
actor.respond_to?(:id) ? actor : context.try(:user)
end
end
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