Module: Hutch::Config

Defined in:
lib/hutch/config.rb

Class Method Summary collapse

Class Method Details

.check_attr(attr) ⇒ Object 



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# File 'lib/hutch/config.rb', line 53

def self.check_attr(attr)
  unless user_config.key?(attr)
    raise UnknownAttributeError, "#{attr} is not a valid config attribute"
  end
end

.get(attr) ⇒ Object Also known as: [] 



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# File 'lib/hutch/config.rb', line 38

def self.get(attr)
  check_attr(attr)
  user_config[attr]
end

.initialize(params = {}) ⇒ Object 



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# File 'lib/hutch/config.rb', line 10

def self.initialize(params={})
  @config = {
    mq_host: 'localhost',
    mq_port: 5672,
    mq_exchange: 'hutch',  # TODO: should this be required?
    mq_vhost: '/',
    mq_tls: false,
    mq_tls_cert: nil,
    mq_tls_key: nil,
    mq_username: 'guest',
    mq_password: 'guest',
    mq_api_host: 'localhost',
    mq_api_port: 15672,
    mq_api_ssl: false,
    # placeholder, allows specifying connection parameters
    # as a URI.
    uri: nil,
    log_level: Logger::INFO,
    require_paths: [],
    autoload_rails: true,
    error_handlers: [Hutch::ErrorHandlers::Logger.new],
    namespace: nil,
    daemonise: false,
    pidfile: nil,
    channel_prefetch: 0
  }.merge(params)
end

.load_from_file(file) ⇒ Object 



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# File 'lib/hutch/config.rb', line 64

def self.load_from_file(file)
  YAML.load(file).each do |attr, value|
    Hutch::Config.send("#{attr}=", value)
  end
end

.method_missing(method, *args, &block) ⇒ Object 



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# File 'lib/hutch/config.rb', line 70

def self.method_missing(method, *args, &block)
  attr = method.to_s.sub(/=$/, '').to_sym
  return super unless user_config.key?(attr)

  if method =~ /=$/
    set(attr, args.first)
  else
    get(attr)
  end
end

.set(attr, value) ⇒ Object Also known as: []= 



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# File 'lib/hutch/config.rb', line 43

def self.set(attr, value)
  check_attr(attr)
  user_config[attr] = value
end

.user_config ⇒ Object 



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# File 'lib/hutch/config.rb', line 59

def self.user_config
  initialize unless @config
  @config
end