travis.rb

#
# Stoplight Provider for Travis CI (http://travis-ci.org)
#
# Travis does not conform to the multi-project reporting spec, so
# we need to define our own provider
#

module Stoplight::Providers
  class Travis < Provider
    def provider
      'travis'
    end

    def builds_path
      @options['builds_path'] ||= 'repositories.json'
    end

    def projects
      if @response.nil? || @response.parsed_response.nil?
        @projects ||= []
      else
        @projects ||= @response.parsed_response.collect do |project|
          project = Stoplight::Project.new({
            :name => project['slug'].split(/\//).last,
            :build_url => "#{options['url']}/#{project['slug']}",
            :last_build_id => project['last_build_number'].to_s,
            :last_build_time => project['last_build_finished_at'],
            :last_build_status => status_to_int(project['last_build_status']),
            :current_status => current_status_to_int(project['last_build_finished_at']),
            :culprits => @options['culprits'] ? get_culprits(project['slug']) : []
          })
        end
      end
    end

    private
    def status_to_int(status)
      status || -1
    end

    def current_status_to_int(status)
      return 1 if status.nil? # building
      begin
        DateTime.parse(status)
        0
      rescue ArgumentError
        -1
      end
    end

    def get_culprits(slug)
      response = load_server_data(:path => "/#{slug}/builds.json")

      return [] if !response.parsed_response.is_a?(Array) || response.parsed_response.first.nil?

      culprits = response.parsed_response.first['matrix'].collect do |commit|
        hash = Digest::MD5.hexdigest(commit['author_email'].downcase)
        { 'user' => commit['author_name'], 'gravatar' => "http://www.gravatar.com/avatar/#{hash}.jpg" }
      end

      culprits.uniq
    end
  end
end