class Micro::Authorization::Model
Attributes
context[R]
permissions[R]
Public Class Methods
build(permissions:, context:, policies: {})
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# File lib/micro/authorization/model.rb, line 8 def self.build(permissions:, context:, policies: {}) permissions_context = context.delete(:to_permit) || context.delete(:permissions) permissions_model = Permissions.new(permissions, context: permissions_context) self.new(context, permissions: permissions_model, policies: policies) end
new(context, permissions:, policies: {})
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# File lib/micro/authorization/model.rb, line 18 def initialize(context, permissions:, policies: {}) @context = context @policies = {} @policies_cache = {} @permissions = Permissions[permissions] add_policies(policies) end
Public Instance Methods
add_policies(new_policies)
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# File lib/micro/authorization/model.rb, line 51 def add_policies(new_policies) unless new_policies.is_a?(Hash) raise ArgumentError, "policies must be a Hash. e.g: `{policy_name: #{Policy.name}}`" end new_policies.each(&method(:add_policy)) self end
add_policy(key, policy_klass)
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# File lib/micro/authorization/model.rb, line 41 def add_policy(key, policy_klass) raise ArgumentError, 'key must be a Symbol' unless key.is_a?(Symbol) default_ref = key == :default && policy_klass.is_a?(Symbol) @policies[key] ||= default_ref ? policy_klass : Policy.type(policy_klass) self end
map(context: nil, policies: nil)
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# File lib/micro/authorization/model.rb, line 27 def map(context: nil, policies: nil) if context.nil? && policies.nil? raise ArgumentError, 'context or policies keywords args must be defined' end permissions_context = context || permissions.context new_permissions = Permissions.new(permissions.role, context: permissions_context) self.class.new(context, permissions: new_permissions, policies: policies || @policies) end
policy(key = :default, subject: nil)
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# File lib/micro/authorization/model.rb, line 73 def policy(key = :default, subject: nil) to(key, subject: subject) end
to(policy_key, subject: nil)
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# File lib/micro/authorization/model.rb, line 61 def to(policy_key, subject: nil) policy_klass = fetch_policy(policy_key) return policy_klass.new(context, subject, permissions: permissions) if subject return @policies_cache[policy_key] if @policies_cache[policy_key] policy_klass.new(context, permissions: permissions).tap do |instance| @policies_cache[policy_key] = instance if policy_klass != Policy end end
Private Instance Methods
fetch_policy(policy_key)
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# File lib/micro/authorization/model.rb, line 79 def fetch_policy(policy_key) data = @policies[policy_key] value = data || @policies.fetch(:default, Policy) value.is_a?(Symbol) ? fetch_policy(value) : value end