Module: FeatureFlags

Defined in:
lib/feature_flags.rb,
lib/feature_flags/engine.rb,
lib/feature_flags/storage.rb,
lib/feature_flags/version.rb,
lib/feature_flags/feature_base.rb,
lib/feature_flags/configuration.rb,
lib/feature_flags/manage_features.rb,
lib/generators/feature_flags/views_generator.rb,
lib/generators/feature_flags/install_generator.rb

Defined Under Namespace

Modules: FeatureBase, Generators Classes: Configuration, Engine

Constant Summary collapse

VERSION = 
"0.1.0"

Class Attribute Summary collapse

Class Method Summary collapse

Class Attribute Details

.configuration ⇒ Object

Returns the value of attribute configuration.



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# File 'lib/feature_flags/configuration.rb', line 13

def configuration
  @configuration
end

Class Method Details

.check_features(features, check = false) ⇒ Object

checking dependant features



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# File 'lib/feature_flags/manage_features.rb', line 11

def self.check_features(features, check = false)
  features.map{|feature| get_feature(feature)}.compact.include? check
end

.configure {|configuration| ... } ⇒ Object

Yields:



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# File 'lib/feature_flags/configuration.rb', line 16

def self.configure
  self.configuration ||= Configuration.new
  yield(configuration) if block_given?
end

.create_and_enable(feature_name) ⇒ Object 



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# File 'lib/feature_flags/manage_features.rb', line 15

def self.create_and_enable(feature_name)
  feature = Feature.new(:name => feature_name, :status => true)
  feature.save ? true : false
end

.disable_all ⇒ Object

disables all features in application



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# File 'lib/feature_flags/manage_features.rb', line 46

def self.disable_all
  Feature.update_all(:status => false)
  Feature.last.update_attributes(:status => false)
end

.enable(feature_name) ⇒ Object 



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# File 'lib/feature_flags/manage_features.rb', line 20

def self.enable(feature_name)
  feature = Feature.where(:name => feature_name).last
  throw_error(feature_name) unless feature.present?

  if feature.update_attributes(:status => true)
    return true
  else
    flash[:error] = "#{feature_name} could not be updated"
    return false
  end

end

.enable_all ⇒ Object

enables all features in application



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# File 'lib/feature_flags/manage_features.rb', line 52

def self.enable_all
  Feature.update_all(:status => true)
  Feature.last.update_attributes(:status => true)
end

.enabled?(feature) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/feature_flags/manage_features.rb', line 2

def self.enabled?(feature)
  feature.is_a?(Array) ? !check_features(feature) : get_feature(feature)
end

.enabled_any?(features = []) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/feature_flags/manage_features.rb', line 6

def self.enabled_any?(features = [])
  check_features(features, true)
end

.get_feature(feature_name) ⇒ Object

fetch feature’s status



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# File 'lib/feature_flags/manage_features.rb', line 58

def self.get_feature(feature_name)
  all_features = FeatureFlags::FeatureBase.features
  all_features.has_key?(feature_name) ? all_features[feature_name] : throw_error(feature_name)
end

.set_disabled(feature_name) ⇒ Object 



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# File 'lib/feature_flags/manage_features.rb', line 33

def self.set_disabled(feature_name)
  feature = Feature.where(:name => feature_name).last
  throw_error(feature_name) unless feature.present?

  if feature.update_attributes(:status => false)
    return true
  else
    flash[:error] = "#{feature_name} could not be updated"
    return false
  end
end

.throw_error(feature_name) ⇒ Object 



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# File 'lib/feature_flags/manage_features.rb', line 63

def self.throw_error(feature_name)
  raise "#{feature_name} feature not found."
end

.update_feature_hash ⇒ Object 



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# File 'lib/feature_flags/manage_features.rb', line 67

def self.update_feature_hash
  Feature.new.update_hash
end

.update_pstore_value(updated = true) ⇒ Object

storing toggle value inside pstore if in case someone updates from rails console



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# File 'lib/feature_flags/storage.rb', line 4

def self.update_pstore_value(updated = true)
	store = PStore.new('feature_flags')
	store.transaction do
	store[:updated] = updated
	end
end