lib/consul/util.rb
module Consul
module Util
extend self
def scope_selects_all_records?(scope)
if Rails.version.to_i < 3
scope = scope.scoped({})
else
scope = scope.scoped
end
scope_sql = scope.to_sql
quoted_table_name = Regexp.quote(scope.connection.quote_table_name(scope.table_name))
all_sql_pattern = /\ASELECT (#{quoted_table_name}\.)?\* FROM #{quoted_table_name}\z/
scope_sql.squish =~ all_sql_pattern
end
def scope?(value)
value.respond_to?(:scoped)
end
def collection?(value)
value.is_a?(Array) || value.is_a?(Set)
end
def define_scope(klass, name, lambda)
if Rails.version.to_i < 4 # Rails 2/3
scope_definition = Rails.version.to_i < 3 ? :named_scope : :scope
klass.send scope_definition, name, lambda
else
klass.send :scope, name, lambda { |*args|
options = lambda.call(*args)
klass.scoped(options.slice *EdgeRider::Scoped::VALID_FIND_OPTIONS)
}
end
end
# This method does not support dynamic default scopes via lambdas
# (as does #define_scope), because it is currently not required.
def define_default_scope(klass, conditions)
if Rails.version.to_i < 4 # Rails 2/3
klass.send :default_scope, conditions
else
klass.send :default_scope do
klass.scoped(conditions)
end
end
end
def adjective_and_argument(*args)
if args.size > 1
adjective = args[0]
record = args[1]
else
adjective = nil
record = args[0]
end
[adjective, record]
end
def skip_before_action(controller_class, name, options)
if Rails.version.to_i < 4
controller_class.skip_before_filter name, options
elsif Rails.version.to_i < 5
controller_class.skip_before_action name, options
else
# Every `power` in a controller will skip the power check filter. After the 1st time, Rails 5+ will raise
# an error because there is no `unchecked_power` action to skip any more.
# To avoid this, we add the following extra option. Note that it must not be added in Rails 4 to avoid errors.
# See http://api.rubyonrails.org/classes/ActiveSupport/Callbacks/ClassMethods.html#method-i-skip_callback
controller_class.skip_before_action name, { :raise => false }.merge!(options)
end
end
def before_action(controller_class, *args, &block)
if Rails.version.to_i < 4
controller_class.before_filter *args, &block
else
controller_class.before_action *args, &block
end
end
def around_action(controller_class, *args, &block)
if Rails.version.to_i < 4
controller_class.around_filter *args, &block
else
controller_class.around_action *args, &block
end
end
end
end