Asking for Newsletter Details (with git config fetching)

newsletter.coffee

	# First Run Callback
	firstRunCallback: (data,next) ->
		# Prepare
		consoleInterface = @
		commander = @commander
		docpad = @docpad
		balUtil = require('bal-util')

		# Log
		consoleInterface.confirm "Thanks for installing DocPad. As DocPad moves very very fast, would you like to subscribe to our newsletter and stay up to date with the latest releases and tutorials? [Y/n]", true, (ok) ->
			if ok
				commands = [
					['git','config','--get','user.name']
					['git','config','--get','user.email']
					['git','config','--get','github.user']
				]
				balUtil.spawnMultiple commands, (err,results) ->
					# Fetch
					name = results[0][1]
					email = results[1][1]
					username = results[2][1]

					# Fallbacks
					tasks = new balUtil.Group (err) ->
						console.log "Sweet! We've subscribed you to our newsletter. You're looking super sexy today!"
						return next()

					# Name Fallback
					tasks.push (complete) ->
						return complete()  if name
						consoleInterface.prompt "Awesome! So, what is your name?", (result) ->
							name = result
							complete()

					# Email Fallback
					tasks.push (complete) ->
						return complete()  if email
						consoleInterface.prompt "Amazing! and your email?", (result) ->
							email = result
							complete()

					# Username Fallback
					tasks.push (complete) ->
						return complete()  if username
						consoleInterface.prompt "Groovey! and what username would you like for our cloud services when they come?", (result) ->
							username = result
							complete()

					# Run fallbacks
					tasks.sync()
			else
				next()

		# Chain
		@

	# Prompt for input
	prompt: (message,next) ->
		# Prepare
		consoleInterface = @
		commander = @commander

		# Log
		commander.prompt message+' ', (result) ->
			# Parse
			unless result.trim() # no value
				return consoleInterface.prompt(message,next)

			# Forward
			return next(result)

		# Chain
		@

	# Confirm an option
	confirm: (message,fallback,next) ->
		# Prepare
		consoleInterface = @
		commander = @commander

		# Log
		commander.prompt message+' ', (ok) ->
			# Parse
			unless ok.trim() # no value
				if fallback? # has default value
					ok = fallback # set to default value
				else # otherwise try again
					return consoleInterface.confirm(message,fallback,next)
			else # parse the value
				ok = /^y|yes|ok|true$/i.test(ok)

			# Forward
			return next(ok)

		# Chain
		@