wget

local function printUsage()
	print( "Usages:" )
	print( "wget <url>" )
end

local tArgs = { ... }
if #tArgs < 1 then
	printUsage()
  	return
end

if not http then
	print( "requires http API" )
	print( "Set enableAPI_http to true in ComputerCraft.cfg" )
	return
end

local url = tArgs[1]

local sFile = "file"
local sPath = shell.resolve( sFile )
if fs.exists( sPath ) then
	print( "File already exists" )
	return
end

-- GET the contents
write( "Downloading... " )
local response = http.get(url)
	
if response then
	print( "Success." )
	
	local sResponse = response.readAll()
	response.close()
	
	local file = fs.open( sPath, "w" )
	file.write( sResponse )
	file.close()
	
	print( "Downloaded as "..sFile )
	
else
	print( "Failed." )
end