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lib/syspro/configuration.rb 1.98 KB
701afa86   Samuel J Clopton   Move configuratio...
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  require 'singleton'
  
  module Syspro
    class Configuration
      include Singleton
  
      attr_accessor :server_url,
                    :open_timeout,
                    :read_timeout,
                    :logger,
                    :max_network_retries
      attr_reader :log_level
  
      def initialize
        self.server_url = ENV['SYSPRO_SERVER'] || deprecated_default_server_url
        self.open_timeout = 30
        self.read_timeout = 80
        self.log_level = ENV['SYSPRO_LOG_LEVEL'] || deprecated_syspro_env
        self.logger = nil
        self.max_network_retries = 0
      end
  
      # When set prompts the library to log some extra information to $stdout and
      # $stderr about what it's doing. For example, it'll produce information about
      # requests, responses, and errors that are received. Valid log levels are
      # `debug` and `info`, with `debug` being a little more verbose in places.
      #
      # Use of this configuration is only useful when `.logger` is _not_ set. When
      # it is, the decision what levels to print is entirely deferred to the logger.
      def log_level=(val)
        # Backwards compatibility for values that we briefly allowed
        val = ::Syspro::LEVEL_DEBUG if val == 'debug'
        val = ::Syspro::LEVEL_INFO if val == 'info'
        if !val.nil? && ![::Syspro::LEVEL_DEBUG, ::Syspro::LEVEL_ERROR, ::Syspro::LEVEL_INFO].include?(val)
          raise(
            ArgumentError,
            'log_level should only be set to `nil`, `debug` or `info`'
          )
        end
        @log_level = val
      end
  
      private
  
      def deprecated_default_server_url
        warn "[DEPRECATION] the default server url of `http://syspro.wildlandlabs.com:90` will be removed. Please update your application to configure this server url (see README for details)."
        'http://syspro.wildlandlabs.com:90'
      end
  
      def deprecated_syspro_env
        if ENV['SYSPRO_LOG']
          warn "[DEPRECATION] `ENV['SYSPRO_LOG']` is deprecated.  Please use `ENV['SYSPRO_LOG_LEVEL']` instead."
        end
  
        ENV['SYSPRO_LOG']
      end
    end
  end