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Stored size: 1.29 KB
Contents
module Formtastic
module Helpers
# @private
module Reflection
# If an association method is passed in (f.input :author) try to find the
# reflection object.
def reflection_for(method) #:nodoc:
if @object.class.respond_to?(:reflect_on_association)
@object.class.reflect_on_association(method)
elsif @object.class.respond_to?(:associations) # MongoMapper uses the 'associations(method)' instead
@object.class.associations[method]
end
end
def association_macro_for_method(method) #:nodoc:
reflection = reflection_for(method)
reflection.macro if reflection
end
def association_primary_key_for_method(method) #:nodoc:
reflection = reflection_for(method)
if reflection
case association_macro_for_method(method)
when :has_and_belongs_to_many, :has_many, :references_and_referenced_in_many, :references_many
:"#{method.to_s.singularize}_ids"
else
return reflection.foreign_key.to_sym if reflection.respond_to?(:foreign_key)
return reflection.options[:foreign_key].to_sym unless reflection.options[:foreign_key].blank?
:"#{method}_id"
end
else
method.to_sym
end
end
end
end
end
Version data entries
20 entries across 20 versions & 1 rubygems