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require 'action_controller'
module Rails
class Application
# Loads a Rails application from a directory and returns a Rails
# Application object that responds to #call(env)
def self.load(path, options = {})
require "#{path}/config/environment"
new(path, options)
end
def initialize(path, options)
@path = path
ensure_tmp_dirs
if options[:config]
config = File.join(path, options[:config])
config = nil unless File.exist?(config)
end
@app = ::Rack::Builder.new {
use Rails::Rack::LogTailer unless options[:detach]
use Rails::Rack::Debugger if options[:debugger]
if options[:path]
base = options[:path]
ActionController::Base.relative_url_root = base
end
map base || "/" do
use Rails::Rack::Static
if config && config =~ /\.ru$/
instance_eval(File.read(config), config)
elsif config
require config
run Object.const_get(File.basename(config, '.rb').capitalize)
else
run ActionController::Dispatcher.new
end
end
}.to_app
end
def call(env)
@app.call(env)
end
private
def ensure_tmp_dirs
%w(cache pids sessions sockets).each do |dir_to_make|
FileUtils.mkdir_p(File.join(@path, 'tmp', dir_to_make))
end
end
end
end
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