It's been waaay too long since I last committed. Eesh.

rails/map-mash/Gemfile

@@ -4,6 +4,7 @@ gem 'rails', '2.3.2'
 gem 'active_presenter', '1.2.1'
 gem 'activesupport', '2.3.2'
 gem 'awesome_print', '0.2.1', :require => 'ap'
+gem 'fastercsv'
 gem 'haml'
 gem 'mc-settings'
 gem 'mongrel', '1.1.5'
@@ -11,6 +12,7 @@ gem 'nokogiri', '1.4.3.1'
 gem 'rack', '1.2.1'
 gem 'rake', '0.8.7'
 gem 'rdoc'
+gem 'redis'
 gem 'redis-session-store'
 gem 'responds_to_parent', '1.0.20091013'
 gem 'resque', '1.19.0'

rails/map-mash/Gemfile.lock

@@ -31,6 +31,7 @@ GEM
     fakeredis (0.2.2)
       redis (~> 2.2.0)
     fakeweb (1.3.0)
+    fastercsv (1.5.3)
     fastthread (1.0.7)
     ffi (1.0.11)
     foreman (0.40.0)
@@ -168,6 +169,7 @@ DEPENDENCIES
   fake_ftp (= 0.0.9)
   fakeredis (= 0.2.2)
   fakeweb (= 1.3.0)
+  fastercsv
   foreman
   guard
   guard-livereload
@@ -183,6 +185,7 @@ DEPENDENCIES
   rake (= 0.8.7)
   rcov (= 0.9.9)
   rdoc
+  redis
   redis-session-store
   remarkable_activerecord (= 3.1.13)
   remarkable_rails (= 3.1.13)

rails/map-mash/app/controllers/mashes_controller.rb

@@ -1,44 +1,43 @@
 class MashesController < ApplicationController
-  # GET /mashes
+
-  # GET /mashes.xml
   def index
     @mashes = Mash.all
 
     respond_to do |format|
-      format.html # index.html.erb
+      format.html
       format.xml { render :xml => @mashes }
     end
   end
 
-  # GET /mashes/1
-  # GET /mashes/1.xml
   def show
     @mash = Mash.find(params[:id])
 
     respond_to do |format|
-      format.html # show.html.erb
+      format.html
       format.xml { render :xml => @mash }
     end
   end
 
-  # GET /mashes/new
-  # GET /mashes/new.xml
   def new
-    @mash = Mash.new
+    map_a, map_b = Map.rand(2)
+
+    @mash = Mash.new(
+      :requestor => request.remote_ip,
+      :map_a => map_a.id,
+      :map_b => map_b.id,
+      :winner => 0
+    )
 
     respond_to do |format|
-      format.html # new.html.erb
+      format.html
       format.xml { render :xml => @mash }
     end
   end
 
-  # GET /mashes/1/edit
   def edit
     @mash = Mash.find(params[:id])
   end
 
-  # POST /mashes
-  # POST /mashes.xml
   def create
     @mash = Mash.new(params[:mash])
 
@@ -54,8 +53,6 @@ class MashesController < ApplicationController
     end
   end
 
-  # PUT /mashes/1
-  # PUT /mashes/1.xml
   def update
     @mash = Mash.find(params[:id])
 
@@ -71,8 +68,6 @@ class MashesController < ApplicationController
     end
   end
 
-  # DELETE /mashes/1
-  # DELETE /mashes/1.xml
   def destroy
     @mash = Mash.find(params[:id])
     @mash.destroy

rails/map-mash/app/models/map.rb

@@ -1,5 +1,25 @@
+require 'fastercsv'
+
+
 class Map < ActiveRecord::Base
   def self.from_city_name(city_name)
     self.find_or_initialize_by_name(city_name).save!
   end
+
+  def self.rand(count = 2)
+    self.find(:all, :order => 'RANDOM()', :limit => count)
+  end
+
+  def self.import(csv_filename)
+    FasterCSV.parse(open(csv_filename), :headers => true,
+        :header_converters => [:downcase, :symbol]).each do |row|
+      map = self.find_or_initialize_by_name(
+        "#{row[:city]}, #{row[:country]}"
+      )
+      map.save
+      if block_given?
+        yield map
+      end
+    end
+  end
 end

rails/map-mash/config/initializers/01-settings.rb

@@ -2,5 +2,5 @@ require 'mc-settings'
 
 Setting.load(
   :path => Rails.root,
-  :files => ['config/settings/default.yml']
+  :files => ['config/settings.yml']
 )

rails/map-mash/config/settings.yml

@@ -0,0 +1,5 @@
+resque_web:
+  port: 15678
+
+redis:
+ port: 16379

rails/map-mash/config/settings/default.yml

@@ -1,8 +0,0 @@
-resque_web:
-  port: 15678
-
-redis:
-  port: 16379
-
-map:
-  base_url: 'http://en.wikipedia.org/wiki/List_of_towns_and_cities_with_100,000_or_more_inhabitants/cityname:_{FIRST_LETTER}'

rails/map-mash/db/capital-cities.csv

@@ -0,0 +1,191 @@
+country,city
+Afghanistan,Kabul
+Albania,Tirane
+Algeria,Algiers
+Andorra,Andorra la Vella
+Angola,Luanda
+Antigua and Barbuda,St. John's
+Argentina,Buenos Aires
+Australia,Canberra
+Austria,Vienna
+Azerbaijan,Baku
+Bahamas,Nassau
+Bahrain,Manama
+Bangladesh,Dhaka
+Barbados,Bridgetown
+Belarus,Minsk
+Belgium,Brussels
+Belize,Belmopan
+Benin,Porto-Novo
+Bhutan,Thimphu
+Bolivia,Sucre
+Bosnia and Herzegovina,Sarajevo
+Botswana,Gaborone
+Brazil,Brasilia
+Brunei,Darussalam Bandar Seri Begawan
+Bulgaria,Sofia
+Burkina Faso,Ouagadougou
+Burundi,Bujumbura
+Cambodia,Phnom Penh
+Cameroon,Yaounde
+Canada,Ottawa
+Cape Verde,Praia
+Central African Republic,Bangui
+Chad,N'Djamena
+Chile,Santiago
+China,Beijing
+Colombia,Bogota
+Comoros,Moroni
+Congo,Brazzaville
+Congo,Kinshasa
+Costa Rica,San Jose
+Cote d'Ivoire,Yamoussoukro
+Croatia,Zagreb
+Cuba,Havana
+Cyprus,Nicosia
+Czech Republic,Prague
+Denmark,Copenhagen
+Djibouti,Djibouti
+Dominica,Roseau
+Dominican Republic,Santo Domingo
+Ecuador,Quito
+Egypt,Cairo
+El Salvador,San Salvador
+Equatorial Guinea,Malabo
+Eritrea,Asmara
+Estonia,Tallinn
+Ethiopia,Addis Ababa
+Fiji,Suva
+Finland,Helsinki
+France,Paris
+Gabon,Libreville
+Gambia,Banjul
+Georgia,Tbilisi
+Germany,Berlin
+Ghana,Accra
+Greece,Athens
+Grenada,St. George's
+Guatemala,Guatemala City
+Guinea,Conakry
+Guinea-Bissau,Bissau
+Guyana,Georgetown
+Haiti,Port-au-Prince
+Honduras,Tegucigalpa
+Hungary,Budapest
+Iceland,Reykjavik
+India,New Delhi
+Indonesia,Jakarta
+Iran,Teheran
+Iraq,Baghdad
+Ireland,Dublin
+Israel,Jerusalem
+Italy,Rome
+Jamaica,Kingston
+Japan,Tokyo
+Jordan,Amman
+Kazakhstan,Astana
+Kenya,Nairobi
+Kiribati,South Tarawa
+Korea,Pyongyang
+Korea,Seoul
+Kuwait,Kuwait City
+Kyrgyzstan,Bishkek
+Laos,Vientiane
+Latvia,Riga
+Lebanon,Beirut
+Lesotho,Maseru
+Liberia,Monrovia
+Libya,Tripoli
+Liechtenstein,Vaduz
+Lithuania,Vilnius
+Luxembourg,Luxembourg
+Macedonia,Skopje
+Madagascar,Antananarivo
+Malawi,Lilongwe
+Malaysia,Kuala Lumpur
+Maldives,Male
+Mali,Bamako
+Malta,Valletta
+Marshall Islands,Majuro
+Mauritania,Nouakchott
+Mauritius,Port Louis
+Mexico,Mexico City
+Micronesia,Palikir
+Moldova,Chisinau
+Monaco,Monaco
+Mongolia,Ulan Bator
+Morocco,Rabat
+Mozambique,Maputo
+Myanmar,Rangoon
+Namibia,Windhoek
+Nauru,Yaren
+Nepal,Kathmandu
+Netherlands,Amsterdam
+New Zealand,Wellington
+Nicaragua,Managua
+Niger,Niamey
+Nigeria,Abuja
+Norway,Oslo
+Oman,Muscat
+Pakistan,Islamabad
+Palau,Koror
+Panama,Panama City
+Papua New Guinea,Port Moresby
+Paraguay,Asuncion
+Peru,Lima
+Philippines,Manila
+Poland,Warsaw
+Portugal,Lisbon
+Qatar,Doha
+Romania,Bucharest
+Russian Federation,Moscow
+Rwanda,Kigali
+St. Kitts and Nevis,Basseterre
+St. Lucia,Castries
+St. Vincent and The Grenadines,Kingstown
+Samoa,Apia
+San Marino,San Marino
+Sao Tome and Principe,Sao Tome
+Saudi Arabia,Riyadh
+Senegal,Dakar
+Seychelles,Victoria
+Sierra Leone,Freetown
+Singapore,Singapore
+Slovakia,Bratislava
+Slovenia,Ljubljana
+Solomon Islands,Honiara
+Somalia,Mogadishu
+South Africa,Pretoria
+Spain,Madrid
+Sri Lanka,Colombo
+Sudan,Khartoum
+Suriname,Paramaribo
+Swaziland,Mbabane
+Sweden,Stockholm
+Switzerland,Bern
+Syria,Damascus
+Taiwan,Taipei
+Tajikistan,Dushanbe
+Tanzania,Dar es Salaam
+Thailand,Bangkok
+Togo,Lome
+Tonga,Nuku'alofa
+Trinidad and Tobago,Port-of-Spain
+Tunisia,Tunis
+Turkey,Ankara
+Turkmenistan,Ashgabat
+Tuvalu,Funafuti
+Uganda,Kampala
+Ukraine,Kiev
+United Arab Emirates,Abu Dhabi
+United Kingdom,London
+United States,Washington
+Uruguay,Montevideo
+Uzbekistan,Tashkent
+Vanuatu,Port Vila
+Venezuela,Caracas
+Vietnam,Hanoi
+Western Sahara,El Aaiun
+Yemen,Sana
+Zambia,Lusaka
+Zimbabwe,Harare

rails/map-mash/db/migrate/20120304151123_create_maps.rb

@@ -1,8 +1,7 @@
 class CreateMaps < ActiveRecord::Migration
   def self.up
     create_table :maps do |t|
-      t.string :name
+      t.string :name, :null => false
-      t.string :unique_hash
 
       t.timestamps
     end

rails/map-mash/db/migrate/20120304164625_create_mashes.rb

@@ -1,10 +1,10 @@
 class CreateMashes < ActiveRecord::Migration
   def self.up
     create_table :mashes do |t|
-      t.string :requester
+      t.string :requester, :null => false
-      t.integer :map_a
+      t.integer :map_a, :null => false
-      t.integer :map_b
+      t.integer :map_b, :null => false
-      t.integer :winner
+      t.integer :winner, :null => false
 
       t.timestamps
     end

rails/map-mash/db/schema.rb

@@ -12,17 +12,16 @@
 ActiveRecord::Schema.define(:version => 20120304164625) do
 
   create_table "maps", :force => true do |t|
-    t.string   "name"
+    t.string   "name",       :null => false
-    t.string   "unique_hash"
     t.datetime "created_at"
     t.datetime "updated_at"
   end
 
   create_table "mashes", :force => true do |t|
-    t.string   "requester"
+    t.string   "requester",  :null => false
-    t.integer  "map_a"
+    t.integer  "map_a",      :null => false
-    t.integer  "map_b"
+    t.integer  "map_b",      :null => false
-    t.integer  "winner"
+    t.integer  "winner",     :null => false
     t.datetime "created_at"
     t.datetime "updated_at"
   end

rails/map-mash/lib/google_map_location_fetcher.rb

@@ -0,0 +1,61 @@
+require 'base64'
+require 'logger'
+require 'uri'
+
+require 'nokogiri'
+require 'typhoeus'
+
+
+class GoogleMapLocationFetcher
+  attr_accessor :base_map_url, :log
+
+  def initialize
+    @base_map_url = [
+      'http://maps.googleapis.com/maps/api/staticmap',
+      '?zoom=15',
+      '&sensor=false',
+      '&size=512x512',
+      '&maptype=satellite',
+    ].join('')
+
+    @log = Logger.new(
+      File.expand_path('../log/map-crawler.log', File.dirname(__FILE__))
+    )
+    @log.level = Logger::INFO
+    @log.formatter = lambda do |severity, time, prog, message|
+      "#{time} - #{severity} - #{message}\n"
+    end
+  end
+
+  def self.mapdump_callback(location, image)
+    puts "Map '#{location}':"
+    puts Base64.encode64(image)
+  end
+
+  def fetch(locations, &callback)
+    callback ||= self.class.method(:mapdump_callback)
+    hydra = Typhoeus::Hydra.new(:initial_pool_size => 26)
+
+    locations.each do |location|
+      request = Typhoeus::Request.new(
+        "#{@base_map_url}&center=#{URI.encode(location)}"
+      )
+      request.on_complete do |response|
+        handle_response(response, location, &callback)
+      end
+
+      hydra.queue(request)
+    end
+
+    hydra.run
+  end
+
+  def handle_response(response, location, &callback)
+    @log.info("Handling request at url #{response.effective_url}")
+    if response.success? and response.headers_hash[:content_type] =~ /image\/.*/
+      callback.call(location, response.body)
+    else
+      callback.call(location, '')
+    end
+  end
+end

rails/map-mash/lib/map_crawler.rb

@@ -1,49 +0,0 @@
-require 'logger'
-
-require 'nokogiri'
-require 'typhoeus'
-
-
-class MapCrawler
-  attr_accessor :base_map_url, :log, :request_pool
-
-  def initialize(base_map_url)
-    @base_map_url = base_map_url
-
-    @log = Logger.new(
-      File.expand_path('../log/map-crawler.log', File.dirname(__FILE__))
-    )
-    @log.level = Logger::INFO
-    @log.formatter = lambda do |severity, time, prog, message|
-      "#{time} - #{severity} - #{message}\n"
-    end
-  end
-
-  def crawl(city_name_callback = nil)
-    city_name_callback ||= lambda { |n| puts n }
-
-    hydra = Typhoeus::Hydra.new(:initial_pool_size => 26)
-
-    ('A'..'Z').each do |letter|
-      letter_request = Typhoeus::Request.new(
-        @base_map_url.gsub(/\{FIRST_LETTER\}/, letter)
-      )
-      letter_request.on_complete do |response|
-        handle_cities(response, city_name_callback)
-      end
-
-      hydra.queue(letter_request)
-    end
-
-    hydra.run
-  end
-
-  def handle_cities(response, city_name_callback)
-    @log.info("Handling cities at url #{response.effective_url}")
-    doc = Nokogiri::HTML(response.body)
-    doc.css('div.mw-content-ltr ul')[3].css('li a').each do |anchor|
-      @log.info("Found city: #{anchor.text}")
-      city_name_callback.call(anchor.text.strip)
-    end
-  end
-end

rails/map-mash/lib/tasks/maps.rake

@@ -1,6 +1,13 @@
 namespace :maps do
-  desc 'Index the maps!'
+  desc 'Seed the maps!'
-  task :index => :environment do
+  task :seed => :environment do
-    MapCrawler.new(Setting.map(:base_url)).crawl(Map.method(:from_city_name))
+    require 'app/models/map'
+
+    csv_filename = File.expand_path(
+      '../../db/capital-cities.csv', File.dirname(__FILE__)
+    )
+    Map.import(csv_filename) do |map|
+      puts "Seeded map '#{map.name}'"
+    end
   end
 end

rails/map-mash/spec/lib/map_crawler_spec.rb

@@ -1,19 +0,0 @@
-require 'spec_helper'
-
-
-describe MapCrawler do
-  let(:subject) { MapCrawler.new(Setting.map(:base_url)) }
-
-  describe 'when crawling for actual maps', :integration => true do
-    it 'should increment the map count for each map found' do
-      map_count = 0
-      count_increment = lambda do |n|
-        map_count += 1
-      end
-
-      expect do
-        subject.crawl(count_increment)
-      end.to change{ map_count }.by_at_least(26)
-    end
-  end
-end