Gist Sync Daemon

gsyncd.rb

#!/usr/bin/env ruby
# I didn't know gists were not editable by multiple people when i first wrote this... oh well.

class GistFile

  def initialize(filename, gist_id)
		@filename = filename
		@file = File.new(filename)
		@gist_id = gist_id
  end

	def sync
		log "Pull any remote changes"
		self.pull
		gstat = `git status`
		if gstat.include?('modified')
			log "Local changes detected. Pushing..."
			self.push
		else
			log "No local change. No need to push."
		end
	end

	def push
		system "git commit -am \"gsyncd\""
		system "git push git@gist.github.com:#{@gist_id}.git"
	end

	def pull
		system "git pull"
	end

	def self.daemon(filename, gist_id)
		gsyncd = self.new(filename, gist_id)
		while true
			gsyncd.sync
			sleep 1
		end
	end

end

def msg(s)
  puts "[GsyncD] #{s}"
end
def log(s)
	msg "[log] #{s}"
end

case ARGV.size
	when 1
		if File.exists?((file = ARGV[0]))
			path = File.expand_path(file).split('/')
			path.pop
			gist_id = path.last
			Dir.chdir path.join('/')
    	msg "File #{file} exists."
			msg "Checking git situation..."
			if system("git status")
				msg "Looks like we're in a git repository. Launching!"
				GistFile.daemon(file, gist_id)
			else
				log "Not a git repository. Make a new gist and clone it first."
			end
  	else
			msg "File #{file} does not exist."
		end
	else
		msg "Constantly sync a file using gist & github."
    msg "Usage: ruby gsyncd.rb <filename>"
end