feedparser: check if initial xpath query for root element returns anything

11 years ago · a9000b0344
parent 84acb0b711
commit a9000b0344
1 changed files with 19 additions and 15 deletions
--- a/classes/feedparser.php
+++ b/classes/feedparser.php
@ -51,7 +51,10 @@ class FeedParser {

 		$this->xpath = $xpath;

-		$root = $xpath->query("(//atom03:feed|//atom:feed|//channel|//rdf:rdf|//rdf:RDF)")->item(0);
+		$root = $xpath->query("(//atom03:feed|//atom:feed|//channel|//rdf:rdf|//rdf:RDF)");
+
+		if ($root) {
+			$root = $root->item(0);

 			if ($root) {
 				switch (mb_strtolower($root->tagName)) {
@ -70,6 +73,7 @@ class FeedParser {
 					}
 					return;
 				}
+			}

 			switch ($this->type) {
 			case $this::FEED_ATOM: