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# from the erb2haml gem by David Leung
# copied to a gist for easier integration into our Rails 2 training
require 'find'
RED_FG ="\033[31m"
GREEN_FG = "\033[32m"
END_TEXT_STYLE = "\033[0m"
# Helper method to inject ASCII escape sequences for colorized output
def color(text, begin_text_style)
begin_text_style + text + END_TEXT_STYLE
end
namespace :haml do
desc "Perform bulk conversion of all html.erb files to Haml in views folder."
task :convert_erbs do
if `which html2haml`.empty?
puts "#{color "ERROR: ", RED_FG} Could not find " +
"#{color "html2haml", GREEN_FG} in your PATH. Aborting."
exit(false)
end
puts "Looking for #{color "ERB", GREEN_FG} files to convert to " +
"#{color("Haml", RED_FG)}..."
Find.find("app/views/") do |path|
if FileTest.file?(path) and path.downcase.match(/\.html\.erb$/i)
haml_path = path.slice(0...-3)+"haml"
unless FileTest.exists?(haml_path)
print "Converting: #{path}... "
if system("html2haml", path, haml_path)
puts color("Done!", GREEN_FG)
File.delete(path)
else
puts color("Failed!", RED_FG)
end
end
end
end
end #End rake task
end # End of :haml namespace
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