Class: ACTV::Base

Inherits:
Object
  • Object
show all
Defined in:
lib/actv/base.rb

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(attrs = {}) ⇒ Base

Returns a new instance of Base.



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# File 'lib/actv/base.rb', line 81

def initialize attrs={}
  @attrs = attrs || {}
end

Dynamic Method Handling

This class handles dynamic methods through the method_missing method

#method_missing(meth, *args, &block) ⇒ Object 



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# File 'lib/actv/base.rb', line 106

def method_missing(meth, *args, &block)
  if @attrs && @attrs.has_key?(meth)
    @attrs[meth]
  elsif meth.to_s.include?('=') and !args.empty?
    @attrs[meth[0..-2].to_sym] = args.first
  else
    super
  end
end

Instance Attribute Details

#attrs ⇒ Object (readonly) Also known as: body

Returns the value of attribute attrs.



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# File 'lib/actv/base.rb', line 6

def attrs
  @attrs
end

Class Method Details

.self.attr_reader(attr) ⇒ Object .self.attr_reader(attrs) ⇒ Object

Define methods that retrieve the value from an initialized instance variable Hash, using the attribute as a key

Overloads:

  • .self.attr_reader(attr) ⇒ Object

    Parameters:

    • attr (Symbol)
  • .self.attr_reader(attrs) ⇒ Object

    Parameters:

    • attrs (Array<Symbol>) 


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# File 'lib/actv/base.rb', line 15

def self.attr_reader(*attrs)
  attrs.each do |attribute|
    define_attribute_method(attribute)
    define_predicate_method(attribute)
  end
end

.define_attribute_method(key1, klass = nil, key2 = nil) ⇒ Object 



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# File 'lib/actv/base.rb', line 49

def self.define_attribute_method(key1, klass=nil, key2=nil)
  define_method(key1) do
    memoize(key1) do
      if klass.nil?
        @attrs[key1]
      else
        if @attrs[key1]
          if key2.nil?
            ACTV.const_get(klass).new(@attrs[key1])
          else
            attrs = @attrs.dup
            value = attrs.delete(key1)
            ACTV.const_get(klass).new(value.update(key2 => attrs))
          end
        else
          ACTV::NullObject.instance
        end
      end
    end
  end
end

.define_predicate_method(key1, key2 = key1) ⇒ Object 



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# File 'lib/actv/base.rb', line 71

def self.define_predicate_method(key1, key2=key1)
  define_method(:"#{key1}?") do
    !!@attrs[key2]
  end
end

.define_uri_method(key1, key2) ⇒ Object 



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# File 'lib/actv/base.rb', line 41

def self.define_uri_method(key1, key2)
  define_method(key1) do
    memoize(key1) do
      ::URI.parse(@attrs[key2]) if @attrs[key2]
    end
  end
end

.from_response(response = {}) ⇒ Object 



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# File 'lib/actv/base.rb', line 77

def self.from_response response={}
  new response[:body]
end

.object_attr_reader(klass, key1, key2 = nil) ⇒ Object 



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# File 'lib/actv/base.rb', line 22

def self.object_attr_reader(klass, key1, key2=nil)
  define_attribute_method(key1, kass, key2)
  define_predicate_method(key1)
end

.uri_attr_reader(*attrs) ⇒ Object 



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# File 'lib/actv/base.rb', line 27

def self.uri_attr_reader(*attrs)
  attrs.each do |uri_key|
    array = uri_key.to_s.split("_")
    index = array.index("uri")
    array[index] = "url"
    url_key = array.join("_").to_sym
    define_uri_method(uri_key, url_key)
    define_predicate_method(uri_key, url_key)

    alias_method(url_key, uri_key)
    alias_method("#{url_key}?", "#{uri_key}?")
  end
end

Instance Method Details

#[](method) ⇒ Object 



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# File 'lib/actv/base.rb', line 93

def [](method)
  send(method)
rescue NoMethodError
  nil
end

#delete(key) ⇒ Object 



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# File 'lib/actv/base.rb', line 85

def delete key
  attrs.delete key
end

#memoize(key, &block) ⇒ Object 



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# File 'lib/actv/base.rb', line 99

def memoize(key, &block)
  ivar = :"@#{key}"
  return instance_variable_get(ivar) if instance_variable_defined?(ivar)
  result = block.call
  instance_variable_set(ivar, result)
end

#respond_to?(meth, *args) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/actv/base.rb', line 116

def respond_to?(meth, *args)
  if @attrs && @attrs.has_key?(meth)
    true
  else
    super
  end
end

#to_hash ⇒ Object

Creation of object hash when sending request to soap



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# File 'lib/actv/base.rb', line 125

def to_hash
  hash = {}
  hash["attrs"] = @attrs

  self.instance_variables.keep_if { |key| key != :@attrs }.each do |var|
    val = self.instance_variable_get(var)
    hash["attrs"][var.to_s.delete("@").to_sym] = val.to_hash if val.is_a? ACTV::Base
  end

  hash["attrs"]
end

#update(key) ⇒ Object 



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# File 'lib/actv/base.rb', line 89

def update key
  attrs.update key
end