client.rb

module Thetvdb
  class Client
    attr_reader :token, :seriesName

    def initialize(seriesName)
      @token = API_KEY
      @seriesName = seriesName
      if @seriesName.empty? || @token.empty?
        raise ArgumentError, 'Series Name and token are required'
      end
    end

    def get_show
      result = RestClient.get 'http://thetvdb.com/api/GetSeries.php?seriesname=' + @seriesName
      doc = Nokogiri::XML(result)
      seriesId = doc.at('seriesid').text
      series_data = RestClient.get 'http://thetvdb.com/api/' + @token + '/series/' + seriesId + '/all/en.xml'
      return series_data
    end
  end
end

Gemfile

source 'https://rubygems.org'

# Specify your gem's dependencies in thetvdb.gemspec
gemspec
gem 'nokogiri'
gem 'rest-client'

Gemfile1

gem 'thetvdb-ruby', '~> 0.1.0'

home_controller.rb

..
def index
    show = Thetvdb::Client.new("Amazing race").get_show
    render json: Hash.from_xml(show)
end
..

initializer.rb

require 'thetvdb'
API_KEY = "9EF1D1E7D28FDA0B"

thetvdb.gemspec

# coding: utf-8
lib = File.expand_path('../lib', __FILE__)
$LOAD_PATH.unshift(lib) unless $LOAD_PATH.include?(lib)
require 'thetvdb/version'

Gem::Specification.new do |spec|
  spec.name          = "thetvdb-ruby"
  spec.version       = Thetvdb::VERSION
  spec.authors       = ["Victor Areba"]
  spec.email         = ["[email protected]"]

  spec.summary       = %q{Ruby wrapper for TVDB API}
  spec.description   = %q{Get access to your favorite tv shows and it's episodes details}
  spec.homepage      = "https://github.com/theareba/thetvdb-ruby"
  spec.license       = "MIT"

  spec.files         = `git ls-files -z`.split("\x0").reject { |f| f.match(%r{^(test|spec|features)/}) }
  spec.bindir        = "exe"
  spec.executables   = spec.files.grep(%r{^exe/}) { |f| File.basename(f) }
  spec.require_paths = ["lib"]

  spec.add_development_dependency "bundler", "~> 1.9"
  spec.add_development_dependency "rake", "~> 10.0"
end

thetvdb.rb

require "thetvdb/version"
require 'rest-client'
require 'nokogiri'

require 'thetvdb/client'

thetvdb_1.rb

require "thetvdb/version"
require 'rest-client'
require 'nokogiri'

thetvdb_genrator.rb

class ThetvdbGenerator < Rails::Generators::Base
  source_root File.expand_path("../templates", __FILE__)
  def create_initializer_file
    #create_file "config/initializers/thetvdb.rb"
    copy_file "thetvdb.rb", "config/initializers/thetvdb.rb"
  end
end

thetvdb_template.rb

require 'thetvdb'
API_KEY = "Your API Key"

version.rb

module Thetvdb
  VERSION = "0.1.0"
end