Class: DACPClient::TagContainer

Inherits:
Tag
  • Object
show all
Defined in:
lib/dacpclient/tag_container.rb

Overview

The TagContainer class is a Tag which contains other Tags

Instance Attribute Summary

Attributes inherited from Tag

#type, #value

Instance Method Summary collapse

Methods inherited from Tag

#to_dmap, #to_s

Constructor Details

#initialize(type = nil, value = []) ⇒ TagContainer

Returns a new instance of TagContainer.



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# File 'lib/dacpclient/tag_container.rb', line 4

def initialize(type = nil, value = [])
  super type, value
end

Dynamic Method Handling

This class handles dynamic methods through the method_missing method

#method_missing(method, *arguments, &block) ⇒ Object 



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# File 'lib/dacpclient/tag_container.rb', line 37

def method_missing(method, *arguments, &block)
  if method =~ /(.*)\?$/
    has?($1)
  elsif has?(method)
    get_value(method)
  else
    super
  end
end

Instance Method Details

#get_value(key) ⇒ Object Also known as: [] 



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# File 'lib/dacpclient/tag_container.rb', line 14

def get_value(key)
  return value[key] if key.is_a? Fixnum

  key = key.to_s
  val = value.find { |e| e.type.tag == key }
  val = value.find { |e| e.type.name == key } if val.nil?

  if val.type.type == :container
    val
  elsif !val.nil?
    val.value
  end
end

#has?(key) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/dacpclient/tag_container.rb', line 30

def has?(key)
  key = key.to_s
  val = value.find { |e| e.type.tag == key }
  val = value.find { |e| e.type.name == key } if val.nil?
  !val.nil?
end

#inspect(level = 0) ⇒ Object 



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# File 'lib/dacpclient/tag_container.rb', line 8

def inspect(level = 0)
  "#{'  ' * level}#{type}:\n" + value.reduce('') do |a, e|
    a + e.inspect(level + 1).chomp + "\n"
  end
end

#to_a ⇒ Object 



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# File 'lib/dacpclient/tag_container.rb', line 47

def to_a
  value
end