github_api_fun.rb

# this is totally untested...

require 'rest-client'
require 'json'

PAGE_REGEX = /page=(?<page>\d+)/

def get_paginated(base_url, length=30)
  base_url += "?per_page=#{length}"
  items = []
  page = 0
  last_page = 1 # just needs to be at least greater than page to start

  until page > last_page do
    resp = RestClient.get(base_url + "&page=#{page}")
    last_url = JSON.parse(resp.headers['Link'])['last']
    last_page = last_url.match(PAGE_REGEX)['page'].to_i
    _repos += JSON.parse(resp.body)
    page += 1
  end

  items
end

# @param username [String] the username of which to retrieve associated repos
# @param length [Integer] number of repos to retrieve per request
# @return [Array<Hash>] hashes describing all repos owned by the given username
def repos(username='atheiman', length=30)
  get_paginated("https://api.github.com/users/#{username}/repos", length)
end

repos.each do |repo|
  puts repo['name']
end