--
-- File:: extractimage.rbs
-- Description:: Extract an IMG or RPF file.
--
-- Author:: David Muir <david.muir@rockstarnorth.com>
-- Date:: 14 August 2009
--

source = get_param("input")
outputFolder = get_param("output")

outputExt = string.lower(get_extension_from_path(source))

-----------------------------------------------------------------------------
-- Functions
-----------------------------------------------------------------------------

function extract_recursive( path, outputDir )

	local files = find_files( path .. "\\" .. "*.*" )
	for key, value in files do
		
		local input = path .. "\\" .. value
		local output = outputDir .. "\\" .. value
				
		print( input .. " ==> " .. output )
		create_leadingpath( output )
		copy_file( input, output )
	end
	
	local dirs = find_dirs( path )
	for key, value in dirs do
	
		local dir = path .. "\\" .. value
		local output = outputDir .. "\\" .. value
				
		create_leadingpath( output ) 
		extract_recursive( dir, output )
	end
end

-----------------------------------------------------------------------------
-- Entry-Point
-----------------------------------------------------------------------------

if outputExt == ".rpf" then

	mount_pack(source, "image:/")
	extract_recursive( "image:/", outputFolder )
	unmount_pack(source)

else 

	mount_image(source, "image:\\")

	local files = find_files("image:\\" .. "*.*")
	for key, value in files do

		copy_file("image:\\" .. value,outputFolder .. value)

	end

	unmount_image(source)
	
end

-- extractimage.rbs