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require 'i18n/backend/base'
require 'i18n/backend/active_record/translation'
module I18n
module Backend
class ActiveRecord
autoload :Missing, 'i18n/backend/active_record/missing'
autoload :StoreProcs, 'i18n/backend/active_record/store_procs'
autoload :Translation, 'i18n/backend/active_record/translation'
module Implementation
include Base, Flatten
def available_locales
begin
Translation.available_locales
rescue ::ActiveRecord::StatementInvalid
[]
end
end
def store_translations(locale, data, options = {})
escape = options.fetch(:escape, true)
flatten_translations(locale, data, escape, false).each do |key, value|
Translation.locale(locale).lookup(expand_keys(key)).delete_all
Translation.create(:locale => locale.to_s, :key => key.to_s, :value => value)
end
end
protected
def lookup(locale, key, scope = [], options = {})
key = normalize_flat_keys(locale, key, scope, options[:separator])
result = Translation.locale(locale).lookup(key).all
if result.empty?
nil
elsif result.first.key == key
result.first.value
else
chop_range = (key.size + FLATTEN_SEPARATOR.size)..-1
result = result.inject({}) do |hash, r|
hash[r.key.slice(chop_range)] = r.value
hash
end
result.deep_symbolize_keys
end
end
# For a key :'foo.bar.baz' return ['foo', 'foo.bar', 'foo.bar.baz']
def expand_keys(key)
key.to_s.split(FLATTEN_SEPARATOR).inject([]) do |keys, key|
keys << [keys.last, key].compact.join(FLATTEN_SEPARATOR)
end
end
end
include Implementation
end
end
end
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