Class: Perennial::Settings

Inherits:
Object show all
Defined in:
lib/perennial/settings.rb

Constant Summary collapse

@@verbose = 
false
@@log_level = 
:info
@@daemon = 
false
@@default_settings_path = 
nil
@@lookup_key_path = 
["default"]

Class Method Summary collapse

Class Method Details

.[](key) ⇒ Object 



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# File 'lib/perennial/settings.rb', line 92

def [](key)
  self.setup
  return self.configuration[key.to_sym]
end

.[]=(key, value) ⇒ Object 



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# File 'lib/perennial/settings.rb', line 97

def []=(key, value)
  self.setup
  self.configuration[key.to_sym] = value
  return value
end

.daemon? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/perennial/settings.rb', line 16

def daemon?
  !!@@daemon
end

.default_settings_path ⇒ Object 



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# File 'lib/perennial/settings.rb', line 44

def default_settings_path
  @@default_settings_path || (root / "config" / "settings.yml")
end

.default_settings_path=(value) ⇒ Object 



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# File 'lib/perennial/settings.rb', line 48

def default_settings_path=(value)
  @@default_settings_path = value
  setup! if setup?
end

.library_root ⇒ Object 



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# File 'lib/perennial/settings.rb', line 36

def library_root
  @@library_root ||= File.expand_path(File.dirname(__FILE__) / ".." / "..")
end

.library_root=(path) ⇒ Object 



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# File 'lib/perennial/settings.rb', line 32

def library_root=(path)
  @@library_root = File.expand_path(path.to_str)
end

.lookup_key_path ⇒ Object 



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# File 'lib/perennial/settings.rb', line 53

def lookup_key_path
  @@lookup_key_path ||= []
end

.lookup_key_path=(value) ⇒ Object 



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# File 'lib/perennial/settings.rb', line 57

def lookup_key_path=(value)
  @@lookup_key_path = value
end

.root ⇒ Object 



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# File 'lib/perennial/settings.rb', line 28

def root
  @@root ||= File.expand_path(File.dirname(__FILE__) / ".." / "..")
end

.root=(path) ⇒ Object 



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# File 'lib/perennial/settings.rb', line 24

def root=(path)
  @@root = File.expand_path(path.to_str)
end

.setup(options = {}) ⇒ Object 



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# File 'lib/perennial/settings.rb', line 61

def setup(options = {})
  self.setup!(options) unless setup?
end

.setup!(options = {}) ⇒ Object 



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# File 'lib/perennial/settings.rb', line 65

def setup!(options = {})
  @@configuration = {}
  settings_file = self.default_settings_path
  if File.exist?(settings_file)
    loaded_yaml = YAML.load(File.read(settings_file))
    @@configuration.merge!(lookup_settings_from(loaded_yaml))
  end
  @@configuration.merge! options
  @@configuration.symbolize_keys!
  # Generate a module 
  mod = generate_settings_accessor_mixin
  extend  mod
  include mod
  @@setup = true
end

.setup? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/perennial/settings.rb', line 40

def setup?
  @@setup ||= false
end

.to_hash ⇒ Object 



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# File 'lib/perennial/settings.rb', line 103

def to_hash
  self.configuration.dup
end

.update!(attributes = {}) ⇒ Object 



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# File 'lib/perennial/settings.rb', line 81

def update!(attributes = {})
  return if attributes.blank?
  settings_file = self.default_settings_path
  settings = File.exist?(settings_file) ? YAML.load(File.read(settings_file)) : {}
  namespaced_settings = lookup_settings_from(settings)
  namespaced_settings.merge! attributes.stringify_keys
  File.open(settings_file, "w+") { |f| f.write(settings.to_yaml) }
  setup!
  return true
end

.verbose? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/perennial/settings.rb', line 20

def verbose?
  !!@@verbose
end