rails mongo initializer

# config/initializers/mongodb.rb
db_config = YAML::load(File.read(File.join(Rails.root, "/config/database.yml")))

if db_config[Rails.env] && 
db_config[Rails.env]['adapter'] == 'mongodb'
  mongo = db_config[Rails.env]
  MongoMapper.connection = Mongo::Connection.new(mongo['hostname'])
  MongoMapper.database = mongo['database']
end

# Used for image uploads
# CarrierWave.configure do |config|
# mongo = db_config[Rails.env]
# config.grid_fs_database = mongo['database']
# config.grid_fs_host = mongo['host'] || 'localhost'
# config.grid_fs_access_url = "gridfs"
# config.grid_fs_username = mongo['username']
# config.grid_fs_password = mongo['password']
# end

# It's also possible to define indexes in the the model itself; however,
# a few issues are being worked out still. This is a temporary solution.
# Comment.ensure_index([["story_id", 1], ["path", 1], ["points", -1]])
# MongoMapper.ensure_indexes!

# Handle passenger forking.
# if defined?(PhusionPassenger)
# PhusionPassenger.on_event(:starting_worker_process) do |forked|
# MongoMapper.database.connect_to_master if forked
# end
# end