Class: Fulmar::Domain::Service::ConfigurationService

Inherits:
Object
  • Object
show all
Includes:
Singleton
Defined in:
lib/fulmar/domain/service/configuration_service.rb

Overview

Loads and prepares the configuration from the yaml file TODO: Clone target configuration when used as a parameter to another service so an environment change won’t affect it Not Sure if that is actually a god idea

Constant Summary collapse

FULMAR_FILE = 
'Fulmarfile'
FULMAR_CONFIGURATION = 
'FulmarConfiguration'
FULMAR_CONFIGURATION_DIR = 
'Fulmar'
DEPLOYMENT_CONFIG_FILE = 
'deployment.yml'

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ ConfigurationService

Returns a new instance of ConfigurationService.



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# File 'lib/fulmar/domain/service/configuration_service.rb', line 19

def initialize
  @environment = nil
  @target = nil
end

Dynamic Method Handling

This class handles dynamic methods through the method_missing method

#method_missing(name) ⇒ Object 



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# File 'lib/fulmar/domain/service/configuration_service.rb', line 51

def method_missing(name)
  environment(name) if configuration[:environments][name]
end

Instance Attribute Details

#environment ⇒ Object

Returns the value of attribute environment.



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# File 'lib/fulmar/domain/service/configuration_service.rb', line 17

def environment
  @environment
end

#target ⇒ Object

Returns the value of attribute target.



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# File 'lib/fulmar/domain/service/configuration_service.rb', line 17

def target
  @target
end

Instance Method Details

#[](id) ⇒ Object

Allow access of configuration via array/hash access methods (read access)



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# File 'lib/fulmar/domain/service/configuration_service.rb', line 25

def [](id)
  ready? ? configuration[:environments][@environment][@target][id] : nil
end

#[]=(id, value) ⇒ Object

Allow access of configuration via array/hash access methods (write access)



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# File 'lib/fulmar/domain/service/configuration_service.rb', line 30

def []=(id, value)
  if ready?
    configuration[:environments][@environment][@target][id] = value
  else
    fail 'Environment or target not set. Please set both variables via configuration.environment = \'xxx\' / '\
         'configuration.target = \'yyy\''
  end
end

#any? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/fulmar/domain/service/configuration_service.rb', line 88

def any?
  if block_given?
    each { |_env, _target, data| return true if yield(data) }
    false
  else
    configuration[:environments].any?
  end
end

#base_path ⇒ Object 



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# File 'lib/fulmar/domain/service/configuration_service.rb', line 43

def base_path
  @base_path ||= lookup_base_path
end

#config_files ⇒ Object 



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# File 'lib/fulmar/domain/service/configuration_service.rb', line 106

def config_files
  Dir.glob(File.join(base_path, FULMAR_CONFIGURATION_DIR, '*.config.yml')).sort
end

#configuration ⇒ Object 



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# File 'lib/fulmar/domain/service/configuration_service.rb', line 47

def configuration
  @config ||= load_configuration
end

#each ⇒ Object 



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# File 'lib/fulmar/domain/service/configuration_service.rb', line 80

def each
  configuration[:environments].each_key do |env|
    configuration[:environments][env].each_pair do |target, data|
      yield(env, target, data)
    end
  end
end

#feature?(feature) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/fulmar/domain/service/configuration_service.rb', line 70

def feature?(feature)
  return configuration[:features][feature] unless configuration[:features][feature].nil?
  case feature
  when :database
    configuration[:features][:database] = any? { |data| data[:type] == 'maria' }
  else
    false
  end
end

#merge(other) ⇒ Object

Merge another configuration into the currently active one Useful for supplying a default configuration, as values are not overwritten. Hashes are merged.

Parameters:

  • other (Hash) 


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# File 'lib/fulmar/domain/service/configuration_service.rb', line 101

def merge(other)
  return unless @environment && @target
  configuration[:environments][@environment][@target] = other.deep_merge(configuration[:environments][@environment][@target])
end

#ready? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/fulmar/domain/service/configuration_service.rb', line 63

def ready?
  return false if @environment.nil? || @target.nil?
  fail 'Environment is invalid' if configuration[:environments][@environment].nil?
  fail 'Target is invalid' if configuration[:environments][@environment][@target].nil?
  true
end

#to_hash ⇒ Object 



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# File 'lib/fulmar/domain/service/configuration_service.rb', line 39

def to_hash
  ready? ? configuration[:environments][@environment][@target] : configuration
end