buildrepos.rb

#!/usr/bin/env ruby -w

if RUBY_VERSION.match(/(\d+).(\d+)/) && "#{$1}#{$2}".to_i < 19 then
	puts "Must be using Ruby version >= 1.9"
	exit(1)
end

GITIGNORE = <<IGNORE
# BMax ignores

*.x86.[ai]
*.ppc.[ai]
.bmx
doc/commands.html

IGNORE

select_dir_only = Proc.new do
	|entry|
	File.directory?(entry) && entry.end_with?('.mod') && !entry.start_with?(".")
end

select_dir_exclude_git = Proc.new do
	|entry|
	select_dir_only.call(entry) && !File.exists?("#{entry}/.git")
end

select_repo_only = Proc.new do
	|entry|
	
	if not File.file?(entry) then
		if entry === ".bmx" or entry.start_with?(".") then
			false
		else
			true
		end
	elsif /\.(?i:b(m[xk]|in)|c(c|pp|xx)?|h(h|pp)?|s|lua)/ === File.extname(entry) or entry === "blitz_classes.i" then
		# blitz_classes.i is sort of a special case.
		true
	else
		false
	end
end

force = false
$*.each do
	|option|
	
	#namespace = Dir.pwd.match(%r<^/([^/]+/)*([^\.]+)\.mod\b>)[2]
	
	if option == "-f" then
		force = true
		next
	end
	
	namespace = option.downcase
	
	if namespace.match(/^([^\.]+)\.(.+)$/) then
		namespace = $1
		modules = ["#{$2}.mod"]
	end
	
	namespaceDir = "#{namespace}.mod/"
	
	begin
		
		Dir.chdir(namespaceDir) do
		
			modules = Dir.entries('.') if modules.nil?
		
			modules = if force then
				modules.select(&select_dir_only)
			else
				modules.select(&select_dir_exclude_git)
			end
		
			modules.each do
				|entry|
				
				curmodule = "#{namespace}.#{entry.downcase.match(/^([^\.]+)\.mod$/)[1]}"
				
				begin
					Dir.chdir(entry) do
						puts "Establishing repository for #{curmodule}.."
						`git init`
			
						ignore_io = File.new(".gitignore", "w")
						ignore_io.write(GITIGNORE)
						ignore_io.close
						`git add ".gitignore"`
	
						Dir.entries('.').select(&select_repo_only).each do
							|repoFile|
				
							`git add "#{repoFile}"`
						end
	
						`git commit -m 'Initial commit of #{curmodule}'`
						
						puts "Repository created"
					end # chdir module
				rescue
					puts "Failed to create repository for module #{curmodule}"
					raise $!
				end
			end	 # modules.each
		
			modules = nil
		end # chdir namespace
		
	rescue Errno::ENOENT
		puts "Failed to enter namespace '#{namespace}'"
	end
	
	force = false
	
end # process args