documentcloud/app/models/docdata.rb at gm_processing · documentcloud/documentcloud · GitHub

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class Docdata < ActiveRecord::Base

belongs_to :document

before_validation :convert_data_to_hash

validates :document_id, :uniqueness=>{ :allow_nil => true }

validate :ensure_keys_are_not_forbidden

validates :data, :presence=>true

after_save :index_document

private

def convert_data_to_hash

return if self.data.is_a?(Hash)

if self.data.blank?

self.data = {}

else

self.data = Hash[(self.data).scan(/"(.*?[^\\]|)"=>"(.*?[^\\]|)"/)]

end

def ensure_keys_are_not_forbidden

if forbidden = self.data.keys.detect {|key| DC::ALL_SEARCHES.include?(key.to_sym) }

errors.add( :base, "Invalid data key: #{forbidden}" )

false

else

true

end

def index_document

self.document.index

end

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