#!/usr/bin/env ruby rake
# Rakefile for Calibre

require 'rake/rdoctask'

desc "Run all the tests"
task :default => [:test]


# tests

desc "Run all tests"
task :test => [:"test-facets", :"test-carats"]

desc "Run tests for Ruby Facets"
Rake::TestTask.new(:"test-facets") do |t|
  t.libs << "packages/facets/lib"
  t.test_files = FileList['packages/facets/test/**/tc*.rb']
  t.verbose = true
end

desc "Run tests for Ruby Carats"
Rake::TestTask.new(:"test-carats") do |t|
  t.libs << "packages/carats/lib"
  t.test_files = FileList['packages/carats/test/**/tc*.rb']
  t.verbose = true
end


# rdocs

desc "Generate All RDoc documentation"
task :rdoc => [:"rdoc-facets", :"rdoc-carats"]

desc "Generate RDoc documentation for Facets"
Rake::RDocTask.new(:"rdoc-facets") do |rd|
  cdir = Dir.pwd
  Dir.chdir 'packages/facets'
    rd.main = 'README'
    rd.template = 'html'
    rd.rdoc_dir = 'pub/facet/doc'
    rd.rdoc_files.include('README', 'LIC*', 'lib/facet/')
    rd.rdoc_files.exclude 'InstalledFiles'
    rd.options << '--promiscuous --merge --all'
  Dir.chdir(cdir)
end

desc "Generate RDoc documentation for Carats"
Rake::RDocTask.new(:"carat-doc") do |rd|
  cdir = Dir.pwd
  Dir.chdir 'packages/carats'
    rd.main = 'README'
    rd.template = 'html'
    rd.rdoc_dir = 'doc'
    rd.rdoc_files.include('README', 'LIC*', 'lib/carat/')
    rd.rdoc_files.exclude 'InstalledFiles'
    rd.options << '--promiscuous --merge --all'
  Dir.chdir(cdir)
end

# web publish

desc "Publish Rubyforge Website"
task :webpub do
  rubyforge_project = 'calibre'
  username = 'transami'
  web_dir = 'pub/www'
  # do it
  current_dir = Dir.pwd
  Dir.chdir( web_dir )
  web_files = FileList.new
  web_files.include('**/*')
  web_files = '"' << web_files.join('" "') << '"'
  cmd = "scp #{web_files} #{username}@rubyforge.org:/var/www/gforge-projects/#{rubyforge_project}/"
  system cmd
  Dir.chdir( current_dir )
end


#desc "Do predistribution stuff"
#task :predist => [:changelog, :doc]



desc "Make an archive as .tar.gz"
task :dist => :test do
  system "export DARCS_REPO=#{File.expand_path "."}; " +
         "darcs dist -d rand#{get_darcs_tree_version}"
end

desc "Generate a ChangeLog"
task :changelog do
  system "darcs changes --repo=#{ENV["DARCS_REPO"] || "."} >ChangeLog"
end


# --- Helper Methods ---

# Helper to retrieve the "revision number" of the darcs tree.
def get_darcs_tree_version

  return ""  unless File.directory? "_darcs"

  changes = `darcs changes`
  count = 0
  tag = "0.0"
  
  changes.each("\n\n") { |change|
    head, title, desc = change.split("\n", 3)
    
    if title =~ /^  \*/
      # Normal change.
      count += 1
    elsif title =~ /tagged (.*)/
      # Tag.  We look for these.
      tag = $1
      break
    else
      warn "Unparsable change: #{change}"
    end
  }

  "-" + tag + "." + count.to_s
end