Code to use battle.net's RESTful API for pulling World of Warcraft guild rosters - http://www.128bitstudios.com/2011/09/22/updated-world-of-warcraft-armory-code/

wowapi.coffee

http = require 'http'
rest = require 'restler'

realm = escape "Staghelm"
guild = escape "Controlled Chaos"

type = {
  1: "Warrior",    2: "Paladin",     3: "Hunter",
  4: "Rogue",      5: "Priest",      6: "Death Knight",
  7: "Shaman",     8: "Mage",        9: "Warlock",
  10: "Monk",     11: "Druid"
}

rest.get("http://us.battle.net/api/wow/guild/#{realm}/#{guild}?fields=members").on('complete', (data) ->
  
  data.members.sort( (a,b) ->
    if a.character.name > b.character.name
      return 1
    if a.character.name < b.character.name
      return -1
    return 0
  )
  
  console.log "#{data.members.length} Characters Found!"
  console.log "--------"
  for char in data.members
    console.log "#{char.character.name} #{char.character.level}  #{type[char.character.class]}"
  console.log "--------"
)

wowapi.dart

import 'dart:json' as JSON;
import 'package:http/http.dart' as http;
import 'dart:uri';


final Map type =  {
  "1": "Warrior", "2": "Paladin", "3": "Hunter",
  "4": "Rogue", "5": "Priest", "6": "Death Knight",
  "7": "Shaman", "8": "Mage", "9": "Warlock",
  "10": "Monk", "11": "Druid"
};

void main() {    
  String realm = encodeUri("Lothar");
  String guild_name = encodeUri("Controlled Chaos").replaceAll("+", "%20");
  String url = "http://us.battle.net/api/wow/guild/${realm}/${guild_name}?fields=members";
    
  http.read(url).then(JSON.parse).then((data){
    data["members"].sort((a,b) => Comparable.compare(a["character"]["name"], b["character"]["name"]));
    print("${data["members"].length} Characters Found!");
    print("--------");
    for(var char in data["members"]){
      print("${char["character"]["name"]} ${char["character"]["level"]} ${type[char["character"]["class"].toString()]}"); 
    }
    print("--------");
  });
}

wowapi.groovy

import groovy.json.*

def realm = URLEncoder.encode("Staghelm")
def guild = URLEncoder.encode("Controlled Chaos").replace("+", "%20")

def url = "http://us.battle.net/api/wow/guild/${realm}/${guild}?fields=members".toURL()

def type = [
1: "Warrior",    2: "Paladin",     3: "Hunter",
4: "Rogue",      5: "Priest",      6: "Death Knight",
7: "Shaman",     8: "Mage",        9: "Warlock",
10: "Monk",     11: "Druid"].withDefault { key -> "unknown" }

url.openConnection().with {
    inputStream.withReader { reader ->
        def characters = new JsonSlurper().parse(reader)
        println "${characters.members.size} Characters Found!"
        println "-" * 50
        characters.members.character.sort{ it.name }.each { t ->
          printf "%-20s%-10s%s\n", t.name, t.level, type[t.class]
        }
        println "-" * 50
    }
}

wowapi.rb

require 'rubygems'
require 'httparty'

type = {
  1 => "Warrior", 2 => "Paladin", 3 => "Hunter",       
  4 => "Rogue", 5 => "Priest", 6 => "Death Knight",
  7 => "Shaman", 8 => "Mage", 9 => "Warlock",
  10 => "Monk", 11 => "Druid"
}
type.default = "unknown"

strRealm = "Staghelm"
strGuildName = "Controlled Chaos"

data = HTTParty.get("http://us.battle.net/api/wow/guild/#{URI.escape(strRealm)}/#{URI.escape(strGuildName)}?fields=members").parsed_response
puts "#{data["members"].count} Characters Found!"
puts "-" * 50
data["members"].sort{|a,b| a["character"]['name'] <=> b["character"]['name']}.each do |member|
  c = member["character"]
  puts "%-20s%-10s%s" %[c['name'],c['level'],type[c['class']]]
end
puts "-" * 50