Class: Perennial::Settings

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

Constant Summary collapse

@@configuration = 
Perennial::Nash.new
@@verbose = 
false
@@log_level = 
:info
@@daemon = 
false
@@default_settings_path = 
nil
@@lookup_key_path = 
["default"]

Class Method Summary collapse

Instance Method Summary collapse

Dynamic Method Handling

This class handles dynamic methods through the method_missing method

#method_missing(name, *args, &blk) ⇒ Object 



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# File 'lib/perennial/settings.rb', line 113

def method_missing(name, *args, &blk)
  self.class.setup
  @@configuration.send(name, *args, &blk)
end

Class Method Details

.daemon? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/perennial/settings.rb', line 17

def daemon?
  !!@@daemon
end

.default_settings_path ⇒ Object 



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# File 'lib/perennial/settings.rb', line 45

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 49

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 37

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 33

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 54

def lookup_key_path
  @@lookup_key_path ||= []
end

.lookup_key_path=(value) ⇒ Object 



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# File 'lib/perennial/settings.rb', line 58

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

.method_missing(name, *args, &blk) ⇒ Object 



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# File 'lib/perennial/settings.rb', line 94

def method_missing(name, *args, &blk)
  self.setup! unless self.setup?
  @@configuration.send(name, *args, &blk)
end

.respond_to?(name, rec = nil) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/perennial/settings.rb', line 99

def respond_to?(name, rec = nil)
  true
end

.root ⇒ Object 



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# File 'lib/perennial/settings.rb', line 29

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

.root=(path) ⇒ Object 



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# File 'lib/perennial/settings.rb', line 25

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

.setup(options = {}) ⇒ Object 



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# File 'lib/perennial/settings.rb', line 62

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

.setup!(options = {}) ⇒ Object 



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# File 'lib/perennial/settings.rb', line 66

def setup!(options = {})
  @@configuration ||= Perennial::Nash.new
  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
  # Finally, normalize settings
  @@configuration = @@configuration.normalized
  @@setup = true
end

.setup? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/perennial/settings.rb', line 41

def setup?
  @@setup ||= false
end

.to_hash ⇒ Object 



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# File 'lib/perennial/settings.rb', line 90

def to_hash
  @@configuration.to_hash
end

.update!(attributes = {}) ⇒ Object 



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# File 'lib/perennial/settings.rb', line 79

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 21

def verbose?
  !!@@verbose
end

Instance Method Details

#respond_to?(name, rec = nil) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/perennial/settings.rb', line 118

def respond_to?(name, rec = nil)
  true
end