repoify.js

var org = '<organization to fork to (or undefined>'
var token = '<your token here>'

function options(host) {
  return {
    host: host || undefined,
    auth: {
      type: 'oauth',
      token: token
    }
  }
}

var color = require('bash-color')
var Promise = require('promise')
var barrage = require('barrage')
var github = require('github-basic')
var pr = require('pull-request')

github.stream('/users/:user/repos', {user: process.argv[2]}, options())
  .pipe(fixupStream())

function fixupStream() {
  var stream = new barrage.Writable({objectMode: true})
  stream._write = function (repo, _, cb) {
    if (repo.fork) return cb()
    var name = repo.full_name.split('/')
    fixup(name[0], name[1])
      .then(function (added) {
        if (added) {
          console.log('fixed ' + color.green(name[1]))
        } else {
          console.log(color.cyan(name[1]) + ' is already correct.')
        }
      }, function (err) {
        console.log('failed to add repo url to ' + color.red(name[1]))
        console.warn(err.message.substring(0, 100))
      })
      .nodeify(cb)
  }
  return stream
}

function fixup(user, repo) {
  return github.buffer('GET', '/' + user + '/' + repo + '/master/package.json', {}, options('raw.github.com'))
    .then(function (pkg) {
      pkg = pkg.body
      var data
      try {
        data = JSON.parse(pkg)
        if (data.repository) {
          return false
        }
        data.repository = {
          type: 'git',
          url: 'https://github.com/' + user + '/' + repo + '.git'
        }
        var newpkg = JSON.stringify(data, null, /\{\n( *|\t)/.exec(pkg)[1])
        if (pkg[pkg.length - 1] === '\n') {
          newpkg += '\n'
        }
        return submit(user, repo, newpkg)
      } catch (ex) {
        throw ex
      }
    }, function () {
      return false
    })
}
function submit(user, repo, pkg) {
  return pr.exists(org, repo, options())
    .then(function (exists) {
      if (exists) return false
      var opts = options()
      opts.organization = org
      return pr.fork(user, repo, opts)
      .then(function () {
        return pr.branch(org, repo, 'master', 'add/repository', options())
      })
      .then(function () {
        return pr.commit(org, repo, {
          branch: 'add/repository',
          message: 'add repository field to readme',
          updates: [{path: 'package.json', content: pkg}]
        }, options())
      })
      .then(function () {
        return pr.pull({
          user: org,
          repo: repo,
          branch: 'add/repository'
        }, {
          user: user,
          repo: repo
        }, {
          title: 'Add repository field to readme',
          body: 'I am a bot.  I add repository fields to package.json files because they\'re super useful for npm.'
        }, options())
      })
      .then(function () {
        return true
      })
    })
}

repowify-usage.md

Usage

Populate the org and token fields with the appropriate values then run:

node repoify <github-username>