My final solution to the ShakespeareAnalyzer problem

.rspec

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+--color
+--drb
+--format documentation

Gemfile

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+source 'https://rubygems.org'
+ruby '2.0.0'
+
+gem "rspec", "~> 2.14.1"
+gem "nokogiri", "~> 1.6.1"
+gem "debugger", "~> 1.6.3"
+gem 'webmock'
+gem 'shoulda-matchers'

Gemfile.lock

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+GEM
+  remote: https://rubygems.org/
+  specs:
+    activesupport (4.0.1)
+      i18n (~> 0.6, >= 0.6.4)
+      minitest (~> 4.2)
+      multi_json (~> 1.3)
+      thread_safe (~> 0.1)
+      tzinfo (~> 0.3.37)
+    addressable (2.3.5)
+    atomic (1.1.14)
+    columnize (0.3.6)
+    crack (0.4.1)
+      safe_yaml (~> 0.9.0)
+    debugger (1.6.3)
+      columnize (>= 0.3.1)
+      debugger-linecache (~> 1.2.0)
+      debugger-ruby_core_source (~> 1.2.4)
+    debugger-linecache (1.2.0)
+    debugger-ruby_core_source (1.2.4)
+    diff-lcs (1.2.5)
+    i18n (0.6.9)
+    mini_portile (0.5.2)
+    minitest (4.7.5)
+    multi_json (1.8.2)
+    nokogiri (1.6.1)
+      mini_portile (~> 0.5.0)
+    rspec (2.14.1)
+      rspec-core (~> 2.14.0)
+      rspec-expectations (~> 2.14.0)
+      rspec-mocks (~> 2.14.0)
+    rspec-core (2.14.7)
+    rspec-expectations (2.14.4)
+      diff-lcs (>= 1.1.3, < 2.0)
+    rspec-mocks (2.14.4)
+    safe_yaml (0.9.7)
+    shoulda-matchers (2.4.0)
+      activesupport (>= 3.0.0)
+    thread_safe (0.1.3)
+      atomic
+    tzinfo (0.3.38)
+    webmock (1.16.1)
+      addressable (>= 2.2.7)
+      crack (>= 0.3.2)
+
+PLATFORMS
+  ruby
+
+DEPENDENCIES
+  debugger (~> 1.6.3)
+  nokogiri (~> 1.6.1)
+  rspec (~> 2.14.1)
+  shoulda-matchers
+  webmock

lib/content.rb

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+require 'nokogiri'
+class Content
+  attr_accessor :data,:source
+  def initialize(source)
+    @source = source
+    @data = get_content_from_source
+  end
+
+  def get_content_from_source
+  end
+end

lib/file_content.rb

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+require 'content'
+require 'nokogiri'
+class FileContent < Content
+  def get_content_from_source
+    f = File.open(@source)
+    Nokogiri::XML(f)
+  end
+end

lib/http_content.rb

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+require 'open-uri'
+require_relative 'content'
+require 'nokogiri'
+class HttpContent < Content
+  def get_content_from_source
+    Nokogiri::XML(open(@source))
+  end
+end

lib/shakespeare_analyzer.rb

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+require_relative 'speech'
+class ShakespeareAnalyzer
+  attr_accessor :doc,:result
+  def initialize(doc)
+    @doc = doc
+    @result = {}
+  end
+
+  def analyze
+    play = get_play
+    acts = get_acts_from_play(play)
+    acts.each do |act|
+      add_act_to_result(act)
+    end
+  end
+
+  def add_act_to_result(act)
+    scenes = act.css("SCENE")
+    scenes.each do |scene|
+      add_scene_to_result(scene)
+    end
+  end
+
+  def add_scene_to_result(scene)
+    speeches = get_speeches_from_scene(scene)
+    speeches.each do |speech|
+      add_speech_to_result(speech)
+    end
+  end
+
+  def get_play
+    @doc.css("PLAY")
+  end
+
+  def get_acts_from_play(play)
+    play.css("ACT")
+  end
+
+  def get_speeches_from_scene(scene)
+    scene.css("SPEECH")
+  end
+
+  def add_speech_to_result(speech)
+    speech = Speech.new(speech)
+    speaker = speech.speaker
+    lines = speech.lines
+    add_to_result(speaker,lines)
+  end
+
+  def add_to_result(speaker,lines)
+    if @result[speaker].nil?
+       @result[speaker] = lines
+    else
+      @result[speaker] =  (@result[speaker] + lines)
+    end
+  end
+
+  def sort_result
+    @result.sort_by { |name, lines| lines }.reverse
+  end
+
+  def format_result
+    sort_result
+  end
+
+  def print_result
+    format_result.each do |name,lines|
+      puts "#{lines} #{name.downcase.capitalize}"
+    end
+  end
+end

lib/speech.rb

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+class Speech
+  def initialize(speech)
+    @speech = speech
+  end
+
+  def speaker
+    @speech.css("SPEAKER").text
+  end
+
+  def lines
+    @speech.css("LINE").count
+  end
+end

lib/string_content.rb

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+require 'nokogiri'
+require 'content'
+class StringContent < Content
+  def get_content_from_source
+    Nokogiri::XML(@source)
+  end
+end