First version

Author: evanphx

.autotest

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+# -*- ruby -*-
+
+require 'autotest/restart'
+
+# Autotest.add_hook :initialize do |at|
+#   at.extra_files << "../some/external/dependency.rb"
+#
+#   at.libs << ":../some/external"
+#
+#   at.add_exception 'vendor'
+#
+#   at.add_mapping(/dependency.rb/) do |f, _|
+#     at.files_matching(/test_.*rb$/)
+#   end
+#
+#   %w(TestA TestB).each do |klass|
+#     at.extra_class_map[klass] = "test/test_misc.rb"
+#   end
+# end
+
+# Autotest.add_hook :run_command do |at|
+#   system "rake build"
+# end

History.txt

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+=== 1.0.0 / 2013-11-01
+
+* 1 major enhancement
+
+  * Birthday!
+

Manifest.txt

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+.autotest
+History.txt
+Manifest.txt
+README.txt
+Rakefile
+bin/rubyconf
+lib/rubyconf.rb
+test/test_rubyconf.rb

README.txt

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+= rubyconf
+
+* http://github.com/rubycentral/rubyconf
+
+== DESCRIPTION:
+
+Tools for when you're at rubyconf!
+
+== FEATURES/PROBLEMS:
+
+* Post results about the wireless for us to sample to make the conf better
+
+== SYNOPSIS:
+
+  $ rubyconf
+
+== REQUIREMENTS:
+
+* Mac OS X 10.5+
+
+== INSTALL:
+
+* gem install rubyconf
+
+== DEVELOPERS:
+
+After checking out the source, run:
+
+  $ rake newb
+
+This task will install any missing dependencies, run the tests/specs,
+and generate the RDoc.
+
+== LICENSE:
+
+(The MIT License)
+
+Copyright (c) 2013 Evan Phoenix
+
+Permission is hereby granted, free of charge, to any person obtaining
+a copy of this software and associated documentation files (the
+'Software'), to deal in the Software without restriction, including
+without limitation the rights to use, copy, modify, merge, publish,
+distribute, sublicense, and/or sell copies of the Software, and to
+permit persons to whom the Software is furnished to do so, subject to
+the following conditions:
+
+The above copyright notice and this permission notice shall be
+included in all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED 'AS IS', WITHOUT WARRANTY OF ANY KIND,
+EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
+CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

Rakefile

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+# -*- ruby -*-
+
+require 'rubygems'
+require 'hoe'
+
+
+Hoe.spec 'rubyconf' do
+  developer('Evan Phoenix', '[email protected]')
+end
+
+# vim: syntax=ruby

bin/rubyconf

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+#!/usr/bin/env ruby
+
+require 'rubyconf'
+require 'optparse'
+
+rc = Rubyconf.new
+
+interval = 300
+
+opts = OptionParser.new do |o|
+  o.on "--scan", "Display info about all wireless networks around" do
+    rc.refresh_wireless
+    rc.show_networks
+    exit
+  end
+
+  o.on "-i", "--interval INTEGER", "Control how often to post info (default: 300s)" do |s|
+    interval = s.to_i
+  end
+end
+
+puts "Posting details about wireless network ever #{interval} seconds..."
+
+begin
+  loop do
+    rc.post!
+    sleep interval
+  end
+rescue Interrupt
+end

lib/rubyconf.rb

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+require 'plist'
+require 'base64'
+require 'socket'
+require 'json'
+require 'net/http'
+
+class Rubyconf
+  VERSION = '1.0.0'
+
+  class WirelessNetwork
+    def initialize(data)
+      @data = data
+    end
+
+    def bssid
+      @data["BSSID"]
+    end
+
+    def channel
+      @data["CHANNEL"]
+    end
+
+    def ssid
+      @ssid ||= @data["SSID"].string
+    end
+
+    def noise
+      @data["NOISE"]
+    end
+
+    def rssi
+      @data["RSSI"]
+    end
+
+    def show
+      printf "%20s %4s %d\n", ssid, rssi, channel
+    end
+  end
+
+  def refresh_wireless(xml=nil)
+    xml ||= `airport -x -s`
+
+    out = Plist.parse_xml xml
+
+    @networks = out.map { |w| WirelessNetwork.new(w) }
+  end
+
+  def show_networks(filter=/./)
+    printf "%20s %4s %s\n", "SSID", "RSSI", "CHANNEL"
+    @networks.each do |n|
+      if n.ssid =~ filter
+        n.show
+      end
+    end
+  end
+
+  class CurrentNetwork
+    def initialize(data)
+      @data = data
+    end
+
+    def external
+      {
+        'ssid'  => @data['SSID'],
+        'bssid' => @data['BSSID'],
+        'rssi'  => @data['agrCtlRSSI'].to_i,
+        'noise' => @data['agrCtlNoise'].to_i,
+        'channel' => @data['channel'].to_i,
+        'txrate' => @data['lastTxRate'].to_i,
+        'maxrate' => @data['maxRate'].to_i
+      }
+    end
+  end
+
+  def current_network
+    data = `airport -I`
+
+    vals = data.split("\n").map { |x| x.split(":", 2).map { |i| i.strip } }
+
+    CurrentNetwork.new Hash[*vals.flatten]
+  end
+
+  def ttg
+    s = TCPSocket.new "74.125.224.134", 80
+    start = Time.now
+    s << "GET / HTTP/1.0\r\n\r\n"
+    s.read(4)
+    fin = Time.now
+    s.close
+
+    fin - start
+  end
+
+  def post!
+    data = current_network.external
+
+    data['ttg'] = ttg
+
+    Net::HTTP.start "rubyconf-wireless.herokuapp.com", 80 do |http|
+      r = http.post "/sampler", JSON.dump(data)
+      if r.code != "200"
+        puts "Error posting results: #{r.inspect}"
+        if $DEBUG
+          puts r.body
+        end
+      end
+    end
+  end
+end

test/test_rubyconf.rb

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+require "test/unit"
+require "rubyconf"
+
+class TestRubyconf < Test::Unit::TestCase
+  def test_sanity
+    flunk "write tests or I will kneecap you"
+  end
+end