From: Andrew Dolgov <fox@madoka.volgo-balt.ru>
Date: Wed, 15 Aug 2012 11:55:41 +0000 (+0400)
Subject: opml: clean empty categories
X-Git-Tag: 1.6.0~147
X-Git-Url: https://git.wh0rd.org/?a=commitdiff_plain;h=65c82679802631525d7503b51bab31b568b883f4;p=tt-rss.git

opml: clean empty categories
---

diff --git a/classes/opml.php b/classes/opml.php
index f7bab4ff..011c66eb 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.