lib/adhearsion/script_ahn_loader.rb
# encoding: utf-8
require 'pathname'
require 'rbconfig'
module Adhearsion
module ScriptAhnLoader
RUBY = File.join(*RbConfig::CONFIG.values_at("bindir", "ruby_install_name")) + RbConfig::CONFIG["EXEEXT"]
SCRIPT_AHN = File.join('script', 'ahn')
def self.exec_script_ahn!(args = ARGV)
cwd = Dir.pwd
return unless in_ahn_application? || in_ahn_application_subdirectory?
exec RUBY, SCRIPT_AHN, *args if in_ahn_application?
Dir.chdir("..") do
# Recurse in a chdir block: if the search fails we want to be sure
# the application is generated in the original working directory.
exec_script_ahn! unless cwd == Dir.pwd
end
rescue SystemCallError
# could not chdir, no problem just return
end
def self.in_ahn_application?(path = '.')
Dir.chdir(path) { File.exists? SCRIPT_AHN }
end
def self.in_ahn_application_subdirectory?(path = Pathname.new(Dir.pwd))
File.exists?(File.join(path, SCRIPT_AHN)) || !path.root? && in_ahn_application_subdirectory?(path.parent)
end
end
end