# Subversion to server package/deploy script
# Written by Rohan Mitchell, December 2009
# Licence: GPL
# Email:   rohan@rohanmitchell.com
# Twitter: @RohanM

src = "your_dir_here/"

range = ARGV[0]
range_hyphenated = range.gsub(':', '-')

puts "Getting changed and deleted files..."
`cd #{src}; svn diff -r #{range} --summarize > ../changes.txt; cd ..`
deleted_files = `cat changes.txt |grep ^D |awk '{ print $2 }'`
changed_files = `cat changes.txt |grep -v ^D |awk '{ print $2 }'`

deleted_files = deleted_files.split("\n")
changed_files = changed_files.split("\n")

puts "\nChanged:"
puts changed_files.join("\n")
puts "\nDeleted:"
puts deleted_files.join("\n")
puts "\n"

# Write delete script
puts "Writing delete script..."
delete_script = File.open("#{src}delete-#{range_hyphenated}.sh", "w")

deleted_files.each do |deleted_file|
  delete_script.puts("rm #{deleted_file}\n")
end

delete_script.close


# Archive the changed files
puts "Archiving changed files..."
`tar -zcvf deploy-#{range_hyphenated}.tgz -C #{src} #{changed_files.join(' ')} delete-#{range_hyphenated}.sh`


# Clean up
puts "Cleaning up..."
`rm changes.txt`
`rm #{src}delete-#{range_hyphenated}.sh`

`echo "Deployed #{range} at #{Time.now}" >> deploy.log`

puts "Done!"