Class: Zena::Remote::Node

Inherits:
Object
  • Object
show all
Includes:
Interface::InstanceMethods
Defined in:
lib/zena/remote/node.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods included from Interface::Delete::InstanceMethods

#destroy, #destroy_url

Methods included from Interface::Update::InstanceMethods

#create_url, #new_record?, #node_url, #put, #save, #save!, #update_attributes, #update_url

Methods included from Interface::Read::InstanceMethods

#find_url, #get

Methods included from Interface::Read

#all, #count, #find, #first, #search

Methods included from Interface::Create::InstanceMethods

#post

Methods included from Interface::Logger

#log_message, #logger

Constructor Details

#initialize(connection, hash) ⇒ Node

Returns a new instance of Node.



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# File 'lib/zena/remote/node.rb', line 7

def initialize(connection, hash)
  @connection = connection
  @attributes = {}
  self.attributes = hash
end

Dynamic Method Handling

This class handles dynamic methods through the method_missing method

#method_missing(method, *args) ⇒ Object 



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# File 'lib/zena/remote/node.rb', line 55

def method_missing(method, *args)
  method = method.to_s
  if args.size == 1 && method =~ /(.*)=$/
    key = $1
    elem = args.first
    if elem.kind_of?(Remote::Node)
      key = "#{key}_id" unless key =~ /_ids?$/
      @attributes[key] = elem.id
    elsif elem.kind_of?(Array)
      key = "#{key}_ids" unless key =~ /_ids?$/
      if elem == []
        # Fix for strange handling of empty array by to_xml and such.
        @attributes[key] = nil
      else
        @attributes[key] = elem.map do |value|
          value.kind_of?(Remote::Node) ? value.id : value
        end
      end
    else
      @attributes[$1] = elem
    end
  elsif args.size == 0
    if @attributes.has_key?(method)
      @attributes[method]
    elsif method =~ /_ids?$/
      @attributes[method] ||= []
    else
      # build query
      if method.pluralize == method
        res = all(method)
      else
        res = first(method)
      end
    end
  else
    super
  end
end

Instance Attribute Details

#attributes ⇒ Object

Returns the value of attribute attributes.



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# File 'lib/zena/remote/node.rb', line 5

def attributes
  @attributes
end

#connection ⇒ Object

Returns the value of attribute connection.



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# File 'lib/zena/remote/node.rb', line 5

def connection
  @connection
end

#errors ⇒ Object

Returns the value of attribute errors.



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# File 'lib/zena/remote/node.rb', line 5

def errors
  @errors
end

Instance Method Details

#id ⇒ Object 



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# File 'lib/zena/remote/node.rb', line 51

def id
  @attributes['id']
end

#parent_id=(v) ⇒ Object 



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# File 'lib/zena/remote/node.rb', line 44

def parent_id=(v)
  if v then
    # Cannot have nil values here (root node special case).
    @attributes['parent_id'] = v
  end
end

#tag_names=(list) ⇒ Object 



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# File 'lib/zena/remote/node.rb', line 40

def tag_names=(list)
  @attributes['tag_names'] = SerializableArray.new('tag_names', 'tag', list)
end