Class: Configurable

Inherits:
ActiveRecord::Base
  • Object
show all
Defined in:
app/models/configurable.rb

Class Method Summary collapse

Class Method Details

.[](key) ⇒ Object 



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# File 'app/models/configurable.rb', line 27

def self.[](key)
  return self.defaults[key][:default] unless table_exists?

  value = find_by_name(key).try(:value) || self.defaults[key][:default]
  case self.defaults[key][:type]
  when 'boolean'
    [true, 1, "1", "t", "true"].include?(value)
  when 'decimal'
    BigDecimal.new(value.to_s)
  when 'integer'
    value.to_i
  when 'list'
    return value if value.is_a?(Array)
    value.split("\n").collect{ |v| v.split(',') }
  else
    value
  end
end

.[]=(key, value) ⇒ Object 



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# File 'app/models/configurable.rb', line 18

def self.[]=(key, value)
  exisiting = find_by_name(key)
  if exisiting
    exisiting.update_attribute(:value, value)
  else
    create(:name => key.to_s, :value => value)
  end
end

.defaults ⇒ Object 



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# File 'app/models/configurable.rb', line 6

def self.defaults
  HashWithIndifferentAccess.new(
    YAML.load_file(
      Rails.root.join('config', 'configurable.yml')
    )
  )
end

.keys ⇒ Object 



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# File 'app/models/configurable.rb', line 14

def self.keys
  self.defaults.collect { |k,v| k.to_s }.sort
end

.method_missing(name, *args) ⇒ Object 



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# File 'app/models/configurable.rb', line 46

def self.method_missing(name, *args)
  name_stripped = name.to_s.sub(/[\?=]$/, '')
  if self.keys.include?(name_stripped)
    if name.to_s.end_with?('=')
      self[name_stripped] = args.first
    else
      self[name_stripped]
    end
  else
    super
  end
end