A Pivotal Tracker commit message hook.

.zshrc

set_bundle_gemfile () {
  if [[ -f Gemfile.local ]]; then
    export BUNDLE_GEMFILE=Gemfile.local
  else
    unset BUNDLE_GEMFILE
  fi
}

preexec_functions+=(set_bundle_gemfile)

Gemfile.local

# Include the regular Gemfile
eval File.read('Gemfile')

gem 'pivotal-tracker'
gem 'git'
gem 'curses'

prepare-commit-msg

#!/usr/bin/env ruby

require 'git'
require 'pivotal-tracker'

message_file = ARGV[0]
original_message = File.read(message_file)

git = Git.init

STORY_STATES = ["Started"]

##### token management

token = git.config('pivotal.apitoken')

if !token || token.length == 0
  puts "There is no pivotal.apitoken in your git configuration. Provide one now, and we'll kindly add it:"
  token = STDIN.gets.chomp
  git.config('pivotal.apitoken', token)
end

PivotalTracker::Client.token = token

##### project manangement

project = git.config('pivotal.project')

if !project || project.length == 0
  puts "There is no pivotal.project in your git configuration. Add one of the following:"
  projects = PivotalTracker::Project.all
  projects.each do |p|
    puts "Project #{p.id}: #{p.name}"
  end
  exit(-1)
end

begin
  project = PivotalTracker::Project.find(project)

  ##### finding issues

  name = git.config('user.name')
  stories = project.stories.all(owned_by: name, current_state: STORY_STATES)

  message = "# Pivotal Tracker stories suggest one of the following:\n#\n"
  story_lines = stories.map do |story|
    "# [##{story.id}] #{story.name}\n" # #{story.description}"
  end

  # message = "This was added by the commit hook."
  message = message + story_lines.join
  message = message + original_message

  File.open(message_file, 'w') { |f| f.write message }

rescue
  puts "Something went wrong with retrieving Pivotal Tracker stories."
end