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/* replace '//' or '/./' or '/foo/../' with '/' */ $re = array('#(/\.?/)#', '#/(?!\.\.)[^/]+/\.\./#'); for($n=1; $n>0; $abs=preg_replace($re, '/', $abs, -1, $n)) {} /* absolute URL is ready! */ } function mangle_article($article) { if (parse_url($rel, PHP_URL_SCHEME) != '' || substr($rel, 0, 2) == '//') { return $base.$rel; } extract(parse_url($base)); $path = preg_replace('#/[^/]*$#', '', $path); if ($rel[0] == '#' || $rel[0] == '?') { return array( $html, $content_type); } function rel2abs($rel, $base) { if (preg_match("@.*?(.*)@", $article['content'], $matches)) { $article['content.

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