Class: Acl9::Dsl::Base

Inherits:

Object

• Object
• Acl9::Dsl::Base

show all

Defined in:

lib/acl9/controller_extensions/dsl_base.rb

Constant Summary

VALID_PREPOSITIONS =

%w(of for in on at by).freeze

Instance Attribute Summary (collapse)

• - (Object) allows readonly

  Returns the value of attribute allows.

• - (Object) denys readonly

  Returns the value of attribute denys.

Instance Method Summary (collapse)

• - (Object) acl_block!(&acl_block)
• - (Object) allowance_expression (also: #to_s)
• - (Object) default_action
• - (Base) initialize(*args) constructor

  A new instance of Base.

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# File 'lib/acl9/controller_extensions/dsl_base.rb', line 6

def initialize(*args)
  @default_action = nil
  @allows = []
  @denys  = []
  @original_args = args
end

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# File 'lib/acl9/controller_extensions/dsl_base.rb', line 4

def allows
  @allows
end

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# File 'lib/acl9/controller_extensions/dsl_base.rb', line 4

def denys
  @denys
end

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# File 'lib/acl9/controller_extensions/dsl_base.rb', line 13

def acl_block!(&acl_block)
  instance_eval(&acl_block)
end

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# File 'lib/acl9/controller_extensions/dsl_base.rb', line 21

def allowance_expression
  allowed_expr    = @allows.any?  ? @allows.map { |clause| "(#{clause})" }.join(' || ') : 'false'
  not_denied_expr = @denys.any?   ? @denys.map { |clause| "!(#{clause})" }.join(' && ') : 'true'

  [allowed_expr, not_denied_expr].
    map { |expr| "(#{expr})" }.
    join(default_action == :deny ? ' && ' : ' || ')
end

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# File 'lib/acl9/controller_extensions/dsl_base.rb', line 17

def default_action
  @default_action.nil? ? :deny : @default_action
end