From 65c82679802631525d7503b51bab31b568b883f4 Mon Sep 17 00:00:00 2001 From: Andrew Dolgov <fox@madoka.volgo-balt.ru> Date: Wed, 15 Aug 2012 15:55:41 +0400 Subject: [PATCH] opml: clean empty categories --- classes/opml.php | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/classes/opml.php b/classes/opml.php index f7bab4fff..011c66eb2 100644 --- a/classes/opml.php +++ b/classes/opml.php @@ -201,6 +201,16 @@ class Opml extends Protected_Handler { $doc->formatOutput = true; $doc->preserveWhiteSpace = false; $doc->loadXML($out); + + $xpath = new DOMXpath($doc); + $outlines = $xpath->query("//outline[@title]"); + + // cleanup empty categories + foreach ($outlines as $node) { + if ($node->getElementsByTagName('outline')->length == 0) + $node->parentNode->removeChild($node); + } + $res = $doc->saveXML(); // saveXML uses a two-space indent. Change to tabs.