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Versions: 15
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Stored size: 1.21 KB
Contents
require "part"
module Parted
def self.included(klass)
klass.embeds_many :parts
klass.accepts_nested_attributes_for :parts, allow_destroy: true,
reject_if: proc { |attrs| attrs["title"].blank? and attrs["body"].blank? }
klass.after_validation :merge_embedded_parts_errors
end
def build_clone(target_class=nil)
new_edition = super
# If the new edition is of the same type or another type that has parts,
# copy over the parts from this edition
if target_class.nil? or target_class.include? Parted
new_edition.parts = self.parts.map {|p| p.dup }
end
new_edition
end
def order_parts
ordered_parts = parts.sort_by { |p| p.order ? p.order : 99999 }
ordered_parts.each_with_index do |obj, i|
obj.order = i + 1
end
end
def whole_body
self.parts.map {|i| %Q{\# #{i.title}\n\n#{i.body}} }.join("\n\n")
end
private
def merge_embedded_parts_errors
return if parts.empty?
if errors.delete(:parts) == ["is invalid"]
parts_errors = parts.inject({}) do |result, part|
result["#{part._id}:#{part.order}"] = part.errors.messages if part.errors.present?
result
end
errors.add(:parts, parts_errors)
end
end
end
Version data entries
15 entries across 15 versions & 1 rubygems