Parse a gitolite configuration file

parse_gitolite_config.rb

# Parse a gitolite configuration file  
# Copyright (c) 2011 - 2013, Julien Kirch - Licensed under MIT license
projects = []

# Regex for repo name []repo foo/bar]
REPO_NAME_REGEX = /\Arepo (.*)\n\z/

# Regex for project description [foo/bar "owner" = "Description of repo"], owner may be empty
REPO_INFO_REGEX = /\A([^ ]*) "([^"]*)" = "(.*)"\n\z/

# Regex for access rights [  RW+ = username1 username2]
REPO_ACCESS_REGEX = /\A  ([^ ]*) = (.*)\n\z/


content = File.readlines('gitolite.conf')
i = 0
reading_finished = false
until reading_finished
  current_project = {}
  projects << current_project
  current_project[:repo_name] = REPO_NAME_REGEX.match(content[i])[1]
  i += 1
  access_rights = current_project[:access_rights] = {}
  while content[i] != "\n"
    current_access_rights = REPO_ACCESS_REGEX.match(content[i])
    access_rights[current_access_rights[1]] = current_access_rights[2].split(' ')
    i+= 1
  end

  i+= 1
  repo_info = REPO_INFO_REGEX.match(content[i])
  unless repo_info[2].empty?
    current_project[:owner] = repo_info[2]
  end
  unless repo_info[3].empty?
    current_project[:description] = repo_info[3]
  end
  i+= 2
  if content[i].nil?
    reading_finished = true
  end
end