Class: Alexandria::BookProviders::Preferences

Inherits:
Array
  • Object
show all
Defined in:
lib/alexandria/book_providers.rb

Defined Under Namespace

Classes: Variable

Instance Method Summary collapse

Constructor Details

#initialize(provider) ⇒ Preferences

Returns a new instance of Preferences.



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# File 'lib/alexandria/book_providers.rb', line 133

def initialize(provider)
  @provider = provider
end

Instance Method Details

#[](obj) ⇒ Object 



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# File 'lib/alexandria/book_providers.rb', line 175

def [](obj)
  case obj
  when String
    var = variable_named(obj)
    var&.value
  when Integer
    super
  end
end

#add ⇒ Object 



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# File 'lib/alexandria/book_providers.rb', line 171

def add(*)
  self << Variable.new(@provider, *)
end

#read ⇒ Object 



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# File 'lib/alexandria/book_providers.rb', line 189

def read
  each do |var|
    name = @provider.variable_name(var)
    val = Alexandria::Preferences.instance.get_variable(name)
    var.value = val unless val.nil? || ((val == "") && var.mandatory?)
  end
end

#variable_named(name) ⇒ Object 



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# File 'lib/alexandria/book_providers.rb', line 185

def variable_named(name)
  find { |var| var.name == name }
end