class GrantFront::Policy

Attributes

klass[RW]
methods[RW]
name[RW]
roles[RW]

Public Class Methods

all(options={}) click to toggle source
# File lib/grant-front/policy.rb, line 6
def all(options={})
  options[:rake] = true if options[:rake].nil?

  if defined? Rails
    policies_path = Rails.root.join('app/policies/').to_s
    policie_path = Rails.root.join(policies_path, '**/*.rb').to_s
    constants = Dir.glob(policie_path).inject([]) do |arr, item|
      require item if options[:rake]
      klass = item.gsub(policies_path, '').gsub('.rb', '').camelcase
      arr << self.new(klass) unless klass == 'ApplicationPolicy'
      arr
    end
  end

  if options[:rake]
    constants = Object.constants.inject([]) do |arr, name|
      unless name == :Config
        klass = Object.const_get(name)
        if klass.class == Class && klass.superclass == ApplicationPolicy
          arr << self.new(klass)
        end
      end
      arr
    end
  end

  constants
end
find(klass) click to toggle source
# File lib/grant-front/policy.rb, line 35
def find(klass)
  policy = self.new(klass.to_s)
  klass = Object.const_get(klass.to_s)
  reg = Regexp.new(/\?$/)
  user = Struct.new(:id, :roles).new(1, [])

  klass.mock!
  klass_policy = klass.new(user, user)
  klass_policy.methods.each do |name|
    if name =~ reg
      owner = klass_policy.method(name).owner
      if owner == klass or owner == ApplicationPolicy
        roles = klass_policy.send(name)
        roles ||= []
        policy.methods[name.to_s.gsub(reg, '').to_sym] = roles
        policy.roles += roles
      end
    end
  end
  klass.unmock!

  policy.roles.uniq!
  policy
end
new(klass) click to toggle source
# File lib/grant-front/policy.rb, line 61
def initialize(klass)
  @klass = klass.to_s
  @name = @klass.gsub(/Policy$/, '')
  @methods = {}
  @roles = []
end

Public Instance Methods

urn() click to toggle source
# File lib/grant-front/policy.rb, line 68
def urn
  self.name.downcase
end