Module: Royce::Methods

Defined in:
lib/royce/methods.rb

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.included(includer) ⇒ Object

Called when module included in a class includer == User includer.class == Class



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# File 'lib/royce/methods.rb', line 7

def self.included includer
  # With instance eval, we can add instance methods
  # Add instance methods like user? admin?
  includer.instance_eval do

    # Loop through all available role names
    # and add a name? method that queries the has_role? method
    available_role_names.each do |name|
      define_method("#{name}?") do
        has_role? name
      end
    end

  end
end

Instance Method Details

#add_role(name) ⇒ Object

These methods are included in all User instances



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# File 'lib/royce/methods.rb', line 26

def add_role name
  if allowed_role? name
    role = Role.find_or_create_by(name: name.to_s)
    roles << role
  end
end

#allowed_role?(name) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/royce/methods.rb', line 45

def allowed_role? name
  self.class.available_role_names.include? name.to_s
end

#has_role?(name) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/royce/methods.rb', line 40

def has_role? name
  # grab each role name and check for inclusion
  roles.pluck(:name).include?(name.to_s)
end

#remove_role(name) ⇒ Object 



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# File 'lib/royce/methods.rb', line 33

def remove_role name
  if allowed_role? name
    role = Role.find_by(name: name.to_s)
    roles.delete role
  end
end