Generic Integrity post-receive-hook for non-github repos (fixed)

post-receive

#!/usr/bin/env ruby

# Replace the following by the url given to you in your project's edit page
POST_RECEIVE_URL = 'http://localhost:4567/my_fancy_project/push'

# Set user and password if Integrity is protected with basic auth
USER = ""
PASSWORD = ""

#######################################################################
##                                                                   ##
## == DON'T EDIT ANYTHING BELOW UNLESS YOU KNOW WHAT YOU'RE DOING == ##
##                                                                   ##
#######################################################################

require 'net/http'
require 'uri'
require 'rubygems'
require 'git'
require 'daemons'
require 'logger'
require 'json'

before, after, ref = STDIN.gets.split

g = Git.open(Dir.pwd, :repository => Dir.pwd)
if before == '400'
  commits = [g.gcommit(after)]
else
  commits = g.log.between(before,after)
end

commit_list = commits.inject([]) do |list,commit|
  # get list of added / removed / modified paths
  # breaks with newer versions of schacon/ruby-git gem
  # when lib.command.diff(@from,@to) always passes @to as a string, and tries to git diff '-p' 'sha' '' -- chokes on the ''
  # (and newer forks too -- diff is broken there, parses diffs wrong and gives code bits in diff_file.type)
  
  path_list = {'modified'=>[],'new'=>[],'deleted'=>[]}
  # diff = g.diff(commit.sha)
  # diff.each do |diff_file|
  #   path_list[diff_file.type] << diff_file.path
  # end
  
  list << { 
      'id'        => commit.sha,
      'message'   => commit.message,
      'timestamp' => commit.date.xmlschema,
      # 'url'       => 'commit_url',
      'added'     => path_list['new'],
      'removed'   => path_list['deleted'],
      'modified'  => path_list['modified'],    
      'author'    => {
        'name'  => commit.author.name,
        'email' => commit.author.email
      }
    }
end

payload = {
  'payload' => {
    'before'     => before,
    'after'      => after,
    'ref'        => ref,
    'commits'    => commit_list
  }.to_json
}

Daemons.daemonize

url = URI.parse(POST_RECEIVE_URL)
req = Net::HTTP::Post.new(url.path)
req.basic_auth(USER, PASSWORD) unless (USER.empty? || PASSWORD.empty?)
req.set_form_data(payload,';')

res = Net::HTTP.new(url.host, url.port).start {|http|
 http.read_timeout = 3600
 http.request(req)
}