#FTP push changes from a specific Git commit
#Works by creating a temp branch from the commit
#and pushing that version of each file that was modified
#or created by that commit. Then change back to the previous branch
#and delete the temp branch.
current_branch = `git branch`.split(/\n/).map{|b| b.strip}.detect {|b| b =~ /^\*/ }.to_s.sub(/^\*\s/,'')
puts "Current branch is #{current_branch}"

commit = ARGV[0]
changed_files  = `git show #{commit} --name-only`.split(/\n/)[5..-1].map{|f| f.strip}.reject {|f| f.empty? }

changed_files.each do |f|
  puts `git diff #{commit} -- #{f}`
end

temp_branch = "temp_branch_#{Time.now.to_i}"
`git checkout -b #{temp_branch} #{commit}`

puts "Pushing files..."
#check if exists locally b/c some might have been deleted

`git checkout #{current_branch}`

puts "Deleted #{temp_branch}"
`git branch -d #{temp_branch}`