Script to find issues referenced in a repo and check whether they're fixed or not

check-for-fixes.rb

#!/usr/bin/env ruby

require 'tmpdir'
require 'net/http'
require 'openssl'
require 'uri'
require 'json'
require 'date'

def file_cache(key)
  key = ($0 + key.to_s).gsub(/[^a-z0-9]/i, "-")
  path = File.join(Dir.tmpdir, key)

  begin
    last_modified = File.mtime(path).to_date
    if last_modified == Date.today
      Marshal.load(File.read(path))
    else
      raise "File needs update"
    end
  rescue
    ret = yield
    File.write(path, Marshal.dump(ret))
    ret
  end
end

issues = `grep "FIX: " -R app spec config lib Gemfile* README*`.lines

issues = issues.map do |line|
  file = line.split(':')[0]
  issue = line.match(%r{FIX: https://github.com(.*)})[1]

  [file, issue]
end

widths = issues.transpose.map {|x| x.map(&:length).max }

fixed = issues.any? do |file, issue|
  url = URI("https://api.github.com/repos" + issue)
  response = file_cache(url) do
    Net::HTTP.get_response(url)
  end

  response_body = JSON.parse(response.body)
  if response_body['state']
    puts "%-#{widths[0]}s\t%-#{widths[1]}s\t%s\t%s" % [
      file,
      issue,
      response_body['state'],
      DateTime.parse(response_body['updated_at'])
        .strftime("%Y-%m-%d")
    ]
    response_body['state'] != "open"
  else
    puts "There was an error connecting to Github for #{issue}:" \
         "\n\t#{response_body['message']}\n"
    false
  end
end

exit fixed ? 1 : 0