engine/config/initializers/mongoid.rb

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2010-04-09 09:23:41 +00:00
File.open(File.join(Rails.root, 'config/database.yml'), 'r') do |f|
@settings = YAML.load(f)[Rails.env]
end
Mongoid.configure do |config|
name = @settings["database"]
host = @settings["host"]
config.master = Mongo::Connection.new.db(name)
# config.slaves = [
# Mongo::Connection.new(host, @settings["slave_one"]["port"], :slave_ok => true).db(name),
# Mongo::Connection.new(host, @settings["slave_two"]["port"], :slave_ok => true).db(name)
# ]
end
2010-04-25 00:33:38 +00:00
## various patches
# Enabling scope in validates_uniqueness_of validation
module Mongoid #:nodoc:
module Validations #:nodoc:
class UniquenessValidator < ActiveModel::EachValidator
def validate_each(document, attribute, value, scope = nil)
criteria = { attribute => value, :_id.ne => document._id }
criteria[scope] = document.send(scope) if scope
return if document.class.where(criteria).empty?
document.errors.add(attribute, :taken, :default => options[:message], :value => value)
end
end
end
end