Create a new Octopress post, isolate it, generate the site and leave a preview thread running

post.rb

#! /usr/bin/ruby

# post.rb
# Hilton Lipschitz (http://www.hiltmon.com) @hiltmon
# Use and modify freely, attribution appreciated
#
# Create a new Octopress post, isolate it, generate the
# site and leave me with a preview thread running.
#
# MUST BE RUN in the Octopress root folder
#
# Usage
# $ new This is a post
#
# NOTE: Do not wrap the parameters in quotes

# Make the title
post_title = ARGV.join(' ')

# Create the post
puts ":: rake new_post[\"#{post_title}\"]"
process = `rake new_post["#{post_title}"]`

# Parse out the generated filename
file_key = nil
process.split('\r').each do |line|
  next unless line =~ /Creating new post:/
  path = line.split(': ')[1]
  # `open "#{path}" -a Byword`
  file_basename = path.sub('source/_posts/', '').sub('.markdown', '')
  file_key = file_basename[11..(file_basename.length)].chomp
end

# Isolate, generate and preview
unless file_key.nil?
  puts ":: rake isolate[\"#{file_key}\"]"
  `rake isolate["#{file_key}"]`
  puts ":: rake generate"
  `rake generate`
  puts ":: rake preview"
  `rake preview`
end