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Contents
require 'rails'
module Symphonia
module Permissions
@@mapper = []
@@used_names = []
mattr_accessor :mapper, :used_names
class PermissionMissingError < RuntimeError; end
class << self
def map(&block)
if block_given?
yield self
end
end
def register(name, options={})
return if @@used_names.include?(name)
p = Permission.new(name, options)
@@used_names << p.name.to_s
mapper << p
p
end
def update(name)
self.get(name) || raise(PermissionMissingError)
end
# Returns the permission of given name or nil if it wasn't found
# Argument should be a symbol
def get(name)
mapper.detect{|i| i.name == name}
end
def all
mapper
end
def find_all(permission_names=[])
ps = used_names & Array(permission_names).compact
ps.collect{|m| get(m.to_sym)}
end
end
class Permission
attr_reader :name
# actions => [:controller_name => [:action, :action, :action]]
def initialize(name, options={})
@name = name
@perms = Hash.new { |hash, key| hash[key] = Array.new }
end
alias_method :id, :name
def to_s
@name.to_s
end
def allowed?(controller, action)
Array(@perms[controller.to_sym]).include?(action.to_sym)
end
def add(controller, actions=[])
@perms[controller] += actions
end
def remove_actions(controller, actions=[])
@perms[controller] -= actions
end
def remove_controller(controller)
@perms.delete(controller)
end
def controllers
@controllers ||= @perms.keys
end
def allow_action?(controller, action)
controller = controller.to_sym
action = action.to_sym
if self.controllers.include?(controller)
return @perms[controller].include?(action)
else
return false
end
end
end
end
end
Version data entries
29 entries across 29 versions & 1 rubygems