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Contents
# WIP
module Blocks
module BuilderPermissions
extend ActiveSupport::Concern
METHODS_TO_PROTECT = [:render, :define, :deferred_render, :replace, :skip]
included do
attr_writer :permitted_blocks
attr_accessor :allow_all_blocks
attr_accessor :allow_anonymous_blocks
METHODS_TO_PROTECT.each do |method_name|
alias_method "original_#{method_name}", method_name
define_method(method_name) do |*args, &block|
if permitted?(args.first)
self.send("original_#{method_name}", *args, &block)
else
InvalidPermissionsHandler.build(method_name, args.first)
end
end
end
end
def restrict_blocks
self.allow_all_blocks = false
end
def permitted_blocks
@permitted_blocks ||= []
end
def permit(*names)
self.permitted_blocks += names
end
def permit_all
self.allow_all_blocks = true
end
def permit_anonymous_blocks
self.allow_anonymous_blocks = true
end
def permitted?(name)
allow_all_blocks ||
(block_definitions[name].try(:anonymous) && allow_anonymous_blocks) ||
!name.respond_to?(:to_sym) ||
permitted_blocks.any? {|e| e.to_sym == name.to_sym }
end
end
end
Version data entries
14 entries across 14 versions & 1 rubygems