fixing the rel url to abs

This commit is contained in:
syrnon 2013-07-09 18:05:16 +03:00
parent ef811bba02
commit 6aeb37d062
1 changed files with 30 additions and 1 deletions

View File

@ -30,7 +30,36 @@ class FeedItem_Atom extends FeedItem_Common {
return strtotime($date->nodeValue);
}
}
function rel2abs($rel, $base)
{
/* return if already absolute URL */
if (parse_url($rel, PHP_URL_SCHEME) != '') return $rel;
/* queries and anchors */
if ($rel[0]=='#' || $rel[0]=='?') return $base.$rel;
/* parse base URL and convert to local variables:
$scheme, $host, $path */
extract(parse_url($base));
/* remove non-directory element from path */
$path = preg_replace('#/[^/]*$#', '', $path);
/* destroy path if relative url points to root */
if ($rel[0] == '/') $path = '';
/* dirty absolute URL */
$abs = "$host$path/$rel";
/* replace '//' or '/./' or '/foo/../' with '/' */
$re = array('#(/\.?/)#', '#/(?!\.\.)[^/]+/\.\./#');
for($n=1; $n>0; $abs=preg_replace($re, '/', $abs, -1, $n)) {}
/* absolute URL is ready! */
return $scheme.'://'.$abs;
}
function get_link() {
$links = $this->elem->getElementsByTagName("link");
@ -40,7 +69,7 @@ class FeedItem_Atom extends FeedItem_Common {
|| $link->getAttribute("rel") == "alternate"
|| $link->getAttribute("rel") == "standout")) {
$base = $this->xpath->evaluate("string(ancestor-or-self::*[@xml:base][1]/@xml:base)",$link);
return $base.$link->getAttribute("href");
return $this->rel2abs($link->getAttribute("href"), $base);
}
}
}