Grab some pvp stats in World of Warcraft

results.txt

Stats 2v2 updated at 08/09/2017 for the first 4966 best EU players
Priest Discipline      [================================================] 12.36% - 614
Shaman Restoration     [===========================================     ] 10.99% - 546
Druid Restoration      [==================================              ] 8.88% - 441
Druid Feral Combat     [==================================              ] 8.8% - 437
Demon Hunter Havoc     [=========================                       ] 6.44% - 320
Warrior Arms           [======================                          ] 5.76% - 286
Paladin Holy           [======================                          ] 5.6% - 278
Rogue Subtlety         [====================                            ] 5.07% - 252
Death Knight Frost     [===================                             ] 4.87% - 242
Paladin Retribution    [================                                ] 4.05% - 201
Priest Shadow          [=============                                   ] 3.34% - 166
Death Knight Unholy    [=============                                   ] 3.28% - 163
Monk Windwalker        [===========                                     ] 2.8% - 139
Monk Mistweaver        [=========                                       ] 2.44% - 121
Shaman Elemental       [=========                                       ] 2.19% - 109
Druid Balance          [=======                                         ] 1.81% - 90
Rogue Assassination    [======                                          ] 1.61% - 80
Shaman Enhancement     [======                                          ] 1.55% - 77
Priest Holy            [====                                            ] 1.13% - 56
Warlock Affliction     [====                                            ] 0.99% - 49
Mage Frost             [====                                            ] 0.95% - 47
Hunter Survival        [===                                             ] 0.77% - 38
Hunter Marksmanship    [===                                             ] 0.68% - 34
Warlock Destruction    [==                                              ] 0.42% - 21
Paladin Protection     [==                                              ] 0.42% - 21
Warlock Demonology     [=                                               ] 0.36% - 18
Druid Guardian         [=                                               ] 0.36% - 18
Mage Arcane            [=                                               ] 0.34% - 17
Death Knight Blood     [=                                               ] 0.32% - 16
Warrior Fury           [=                                               ] 0.32% - 16
Mage Fire              [=                                               ] 0.26% - 13
Hunter Beast Mastery   [=                                               ] 0.22% - 11
Demon Hunter Vengeance [=                                               ] 0.18% - 9
Warrior Protection     [=                                               ] 0.16% - 8
Monk Brewmaster        [=                                               ] 0.16% - 8
Rogue Outlaw           [                                                ] 0.08% - 4

Stats 3v3 updated at 08/09/2017 for the first 4958 best EU players
Shaman Restoration     [================================================] 10.49% - 520
Warrior Arms           [==================================              ] 7.32% - 363
Priest Discipline      [===============================                 ] 6.88% - 341
Druid Feral Combat     [===============================                 ] 6.76% - 335
Paladin Holy           [=============================                   ] 6.23% - 309
Priest Shadow          [============================                    ] 6.17% - 306
Demon Hunter Havoc     [=========================                       ] 5.49% - 272
Druid Restoration      [=======================                         ] 5.02% - 249
Death Knight Frost     [=====================                           ] 4.68% - 232
Rogue Subtlety         [===================                             ] 4.24% - 210
Paladin Retribution    [===================                             ] 4.07% - 202
Mage Frost             [===============                                 ] 3.33% - 165
Shaman Elemental       [==============                                  ] 3.07% - 152
Warlock Affliction     [=============                                   ] 2.86% - 142
Hunter Marksmanship    [=============                                   ] 2.84% - 141
Warlock Destruction    [=============                                   ] 2.84% - 141
Druid Balance          [=============                                   ] 2.84% - 141
Death Knight Unholy    [============                                    ] 2.56% - 127
Monk Windwalker        [============                                    ] 2.56% - 127
Monk Mistweaver        [=========                                       ] 1.9% - 94
Shaman Enhancement     [========                                        ] 1.73% - 86
Mage Arcane            [=====                                           ] 1.13% - 56
Warlock Demonology     [===                                             ] 0.73% - 36
Priest Holy            [===                                             ] 0.67% - 33
Hunter Survival        [===                                             ] 0.61% - 30
Mage Fire              [==                                              ] 0.54% - 27
Rogue Assassination    [==                                              ] 0.5% - 25
Warrior Fury           [==                                              ] 0.44% - 22
Druid Guardian         [=                                               ] 0.26% - 13
Death Knight Blood     [=                                               ] 0.26% - 13
Hunter Beast Mastery   [=                                               ] 0.24% - 12
Paladin Protection     [=                                               ] 0.2% - 10
Demon Hunter Vengeance [=                                               ] 0.18% - 9
Monk Brewmaster        [=                                               ] 0.16% - 8
Warrior Protection     [                                                ] 0.1% - 5
Rogue Outlaw           [                                                ] 0.08% - 4

wowpvpstats.rb

require 'net/http'
require 'json'
require 'tty-progressbar'

SPECID_MAP = {
  250 => 'Death Knight Blood',
  251 => 'Death Knight Frost',
  252 => 'Death Knight Unholy',

  577 => 'Demon Hunter Havoc',
  581 => 'Demon Hunter Vengeance',

  102 => 'Druid Balance',
  103 => 'Druid Feral Combat',
  104 => 'Druid Guardian',
  105 => 'Druid Restoration',

  253 => 'Hunter Beast Mastery',
  254 => 'Hunter Marksmanship',
  255 => 'Hunter Survival',

  62 => 'Mage Arcane',
  63 => 'Mage Fire',
  64 => 'Mage Frost',

  268 => 'Monk Brewmaster',
  269 => 'Monk Windwalker',
  270 => 'Monk Mistweaver',

  65 => 'Paladin Holy',
  66 => 'Paladin Protection',
  70 => 'Paladin Retribution',

  256 => 'Priest Discipline',
  257 => 'Priest Holy',
  258 => 'Priest Shadow',

  259 => 'Rogue Assassination',
  260 => 'Rogue Outlaw',
  261 => 'Rogue Subtlety',

  262 => 'Shaman Elemental',
  263 => 'Shaman Enhancement',
  264 => 'Shaman Restoration',

  265 => 'Warlock Affliction',
  266 => 'Warlock Demonology',
  267 => 'Warlock Destruction',

  71 => 'Warrior Arms',
  72 => 'Warrior Fury',
  73 => 'Warrior Protection'
}

APIKEY = 'YOURAPIKEY'

%w(2v2 3v3).each do |bracket|
  api_endpoint = "https://eu.api.battle.net/wow/leaderboard/#{bracket}?locale=en_GB&apikey=#{APIKEY}"

  result = Net::HTTP.get(URI.parse(api_endpoint))
  leaderboard = JSON.parse(result)

  counters = {}
  leaderboard['rows'].each do |row|
    counters[row['specId']] = (counters[row['specId']] || 0) + 1
  end
  counters.delete(0)
  counters = counters.sort{|x, y| y[1] <=> x[1]}

  max = counters.map(&:last).max
  sum = counters.map(&:last).sum
  padding = SPECID_MAP.values.map(&:size).max
  puts "Stats #{bracket} updated at #{Time.now.strftime('%d/%m/%Y')} for the first #{sum} best EU players\n"
  counters.each do |data|
    bar = TTY::ProgressBar.new("#{SPECID_MAP[data[0]].ljust(padding)} [:bar] #{(data[1]*100.0/sum).round(2)}% - :current", total: max, width: 70 - padding)
    bar.current = data[1]
    bar.start
    bar.stop
  end
end

wowpvpstats2.rb

require 'nokogiri'
require 'open-uri'
require 'gruff'

# Extend Pie chart class to set custom labels
class LabeledPie < Gruff::Pie
  def data(name, data_points = [], options = {})
    super(name, data_points, options[:color])
    @data.each { |data_array| data_array << options[:label] }
  end
  private
  def slice_class
    CustomLabeledSlice
  end
  class CustomLabeledSlice < ::Gruff::Pie::PieSlice
    def label
      data_array[3] || super
    end
  end
end

# URL where we grab the data
url = 'https://worldofwarcraft.com/en-gb/game/pvp/leaderboards'

# Wow Class colors
COLORS = {
  'mage' => '#68ccef',
  'monk' => '#00ffba',
  'priest' => '#ffffff',
  'warlock' => '#9382c9',
  'deathknight' => '#c41e3b',
  'paladin' => '#f48cba',
  'warrior' => '#c69b6d',
  'rogue' => '#fff468',
  'shaman' => '#2359ff',
  'druid' => '#ff7c0a',
  'demonhunter' => '#a330c9',
  'hunter' => '#aad372'
}

%w(2v2 3v3).each do |arena|

  # Plus 1 the counter when we found the wow class in the leaderboard
  counters = {
    'mage' => 0,
    'monk' => 0,
    'priest' => 0,
    'warlock' => 0,
    'deathknight' => 0,
    'paladin' => 0,
    'warrior' => 0,
    'rogue' => 0,
    'shaman' => 0,
    'druid' => 0,
    'demonhunter' => 0,
    'hunter' => 0
  }
  tot = 0

  # Parse the 10 pages of the leaderboard
  10.times do |i|
    doc = Nokogiri::HTML(open("#{url}/#{arena}?page=#{i+1}"))
    doc.search('a.Character').each do |row|
      regexp = counters.keys.reduce(){|x,y| "#{x}|#{y}"}
      klass = row[:class].downcase[/#{regexp}/]
      if klass
        counters[klass] += 1
        tot += 1
      end
    end
  end

  # Sort counters
  counters = counters.sort{|x, y| y[1] <=> x[1]}

  # Generate pie graph
  g = LabeledPie.new
  g.title = "Stats #{arena} updated at #{Time.now.strftime('%d/%m/%Y')} for\nthe first #{tot} best EU players"
  g.legend_font_size = 14
  g.marker_font_size = 12
  g.colors = []
  counters.each { |klass, counter| g.colors << COLORS[klass] }
  counters.each do |klass, counter|
    g.data(klass.capitalize, counter, label: "#{klass.capitalize}: #{(counter*100.0/tot).round}% (#{counter})")
  end
  g.write("stats_#{arena}.png")

end