Archive a webpage to zip

gistfile1.txt

#!/usr/bin/env php
<?php

# read blog posting about this snippet
# https://...

if (!isset($argv[1])) {
  exit(1);
}

$scrubbed = preg_replace("/[^A-Za-z0-9 ]/", '', $argv[1]);
`mkdir /tmp/$scrubbed`;
`cd /tmp/$scrubbed ; wget --recursive --html-extension --convert-links --restrict-file-names=windows --no-parent --no-directories --level=1 --span-hosts $argv[1]`;
`7z a -mx9 /tmp/$scrubbed.7z /tmp/$scrubbed/*`;
`rm -rfv /tmp/$scrubbed`;
$d = __DIR__;
`mv /tmp/$scrubbed.7z $d`;