Class: Abilities::Definitions

Inherits:
Object
  • Object
show all
Defined in:
lib/abilities/definitions.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(user, &block) ⇒ Definitions

Returns a new instance of Definitions.



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# File 'lib/abilities/definitions.rb', line 6

def initialize(user, &block)
  @user = user
  Proxy.new self, &block
end

Instance Attribute Details

#user ⇒ Object (readonly)

Returns the value of attribute user.



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# File 'lib/abilities/definitions.rb', line 4

def user
  @user
end

Instance Method Details

#add(actions, resources, policy) ⇒ Object 



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# File 'lib/abilities/definitions.rb', line 34

def add(actions, resources, policy)
  unless actions.is_a?(Array)
    actions = [actions]
  end
  unless resources.is_a?(Array)
    resources = [resources]
  end
  resources.each do |resource|
    actions.each do |action|
      id = resource_id(resource)
      registry[id] ||= {}
      registry[id][action] = policy
    end
  end
end

#can?(action, resource) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/abilities/definitions.rb', line 11

def can?(action, resource)
  id = resource_id(resource)
  if id != :any && can?(action, :any)
    true
  elsif actions = registry[id]
    if policy = (actions[action] || actions[:manage])
      if policy.is_a?(Proc)
        user.instance_exec resource, &policy
      else
        policy
      end
    else
      false
    end
  else
    false
  end
end

#cannot?(*args) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/abilities/definitions.rb', line 30

def cannot?(*args)
  !can?(*args)
end