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

This commit is contained in:
Andrew Dolgov 2013-06-19 19:40:36 +04:00
parent 84acb0b711
commit a9000b0344
1 changed files with 19 additions and 15 deletions
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34
classes/feedparser.php
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@ -51,24 +51,28 @@ class FeedParser {
$this->xpath = $xpath; $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) { if ($root) {
switch (mb_strtolower($root->tagName)) { $root = $root->item(0);
case "rdf:rdf":
$this->type = $this::FEED_RDF; if ($root) {
break; switch (mb_strtolower($root->tagName)) {
case "channel": case "rdf:rdf":
$this->type = $this::FEED_RSS; $this->type = $this::FEED_RDF;
break; break;
case "feed": case "channel":
$this->type = $this::FEED_ATOM; $this->type = $this::FEED_RSS;
break; break;
default: case "feed":
if( !isset($this->error) ){ $this->type = $this::FEED_ATOM;
$this->error = "Unknown/unsupported feed type"; break;
default:
if( !isset($this->error) ){
$this->error = "Unknown/unsupported feed type";
}
return;
} }
return;
} }
switch ($this->type) { switch ($this->type) {