Jazz Rational Team Concert Work Items to GitHub Issues

JazzToGitIssues.rb

# This script converts unresolved work items in IBM Rational Team Concert and 
# imports them into GitHub as issues.
#
# Copyright (C) 2012 TrailHunger.com Trail Data Inc.
# Contact: edward@trailhunger.com
# Licence: Creative Commons Attribution Share-Alike (http://creativecommons.org/licenses/by-sa/2.5/ca/)
# To attribute: Please credit TrailHunger.com and link to any page on the site.

# Usage:
# 1. Replace github-username and github-password with your GitHub username and password.
# 2. Replace jazz.trailhunger.com:9443/jazz with the base url to your Jazz server.
# 3. Replace jazz-username and jazz-password with your Jazz username and password.
# 4. Run it. (ruby JazzToGitIssues.rb)

require 'rubygems'
require 'HTTParty'
require 'crack'
require 'pp'
require 'json'

class Jazz
  include HTTParty
end

class Github
  include HTTParty
  base_uri 'https://api.github.com'
  basic_auth 'github-username', 'github-password'
end

puts "Authenticating..."
response = Jazz.get('https://jazz.trailhunger.com:9443/jazz/authenticated/identity')

puts "Sending username and password..."
@cookie = response.headers['Set-Cookie']
response = Jazz.get('https://jazz.trailhunger.com:9443/jazz/authenticated/j_security_check', 
  :query => { "j_username" => "jazz-username", "j_password" => "jazz-password"},
  :headers => {'Cookie' => response.headers['Set-Cookie']})
    
if response.headers['x-com-ibm-team-repository-web-auth-msg'] == 'authfailed'
  abort "Authentication failed"
end
puts "Authentication successful"
@cookie = @cookie + ", " + response.headers['Set-Cookie']
  
puts "Discovering services"
response = Jazz.get('https://jazz.trailhunger.com:9443/jazz/rootservices', :headers=> {'Cookie' => @cookie})

puts "Discovering CM Service Providers"
services = Crack::XML.parse(response.body)
cmServiceProvidersResource = services["rdf:Description"]["oslc_cm:cmServiceProviders"]["rdf:resource"]

puts "Discovering CM Services"    
response = Jazz.get(cmServiceProvidersResource, :headers=> {'Cookie' => @cookie})
providers = Crack::XML.parse(response.body)
cmServices = providers["oslc_disc:ServiceProviderCatalog"]["oslc_disc:entry"]["oslc_disc:ServiceProvider"]["oslc_disc:services"]["rdf:resource"]

puts "Discovering Change Requests simpleQuery"
response = Jazz.get(cmServices, :headers=> {'Cookie' => @cookie})
serviceDescriptor = Crack::XML.parse(response.body)
simpleQuery = serviceDescriptor["oslc_cm:ServiceDescriptor"]["oslc_cm:changeRequests"]["oslc_cm:simpleQuery"]["oslc_cm:url"]

puts "Querying simpleQuery..."
response = Jazz.get(simpleQuery, :headers=> {'Cookie' => @cookie, 'Accept' => 'application/x-oslc-cm-change-request+xml'})
puts "...parsing"
results = Crack::XML.parse(response)
openChangeRequests = results["oslc_cm:Collection"]["oslc_cm:ChangeRequest"].select{ |cr| cr["rtc_cm:resolved"].nil?}
  
openChangeRequests.each{ |ocr|
  if ocr["dc:description"].nil?
    jsonData = { "title" => ocr["dc:title"] }
  else    
    jsonData = { "title" => ocr["dc:title"], "body" => ocr["dc:description"] }  
  end 
  gitIssueJson = jsonData.to_json
  response = Github.post('/repos/ejsarge/trailhunger/issues', :body => gitIssueJson )
  puts ocr["dc:title"], response.code
 }