echo "URL already indexed: $url\n";
exit(0);
}
+//FIXME: size limit
//FIXME: sourcetitle, sourcelink
$req = new \HTTP_Request2($url);
//FIXME: update index only if changed since last index time
//FIXME: extract base url from html
+//FIXME: check if effective url needs updating
$url = $res->getEffectiveUrl();
$base = new \Net_URL2($url);
@$doc->loadHTML($res->getBody());
$dx = new \DOMXPath($doc);
+$xbase = $dx->evaluate('/html/head/base[@href]')->item(0);
+if ($xbase) {
+ $base = $base->resolve(
+ $xbase->attributes->getNamedItem('href')->textContent
+ );
+}
+
+
//remove script tags
removeTags($doc, 'script');
removeTags($doc, 'style');
//default content: <body>
$xpContext = $doc->getElementsByTagName('body')->item(0);
+//FIXME: follow meta refresh, no body
+// example: https://www.gnu.org/software/coreutils/
//use microformats content if it exists
$xpElems = $dx->query(
$indexDoc->author = new \stdClass();
-$arXpElems = $dx->query('/html/head/meta[@name="author"]');
+$arXpElems = $dx->query('/html/head/meta[@name="author" and @content]');
if ($arXpElems->length) {
$indexDoc->author->name = trim(
$arXpElems->item(0)->attributes->getNamedItem('content')->textContent
);
}
-$arXpElems = $dx->query('/html/head/link[@rel="author"]');
+$arXpElems = $dx->query('/html/head/link[@rel="author" and @href]');
if ($arXpElems->length) {
$indexDoc->author->url = trim(
$base->resolve(
//tags
$tags = array();
-foreach ($dx->query('/html/head/meta[@name="keywords"]') as $xkeywords) {
+foreach ($dx->query('/html/head/meta[@name="keywords" and @content]') as $xkeywords) {
$keywords = $xkeywords->attributes->getNamedItem('content')->textContent;
foreach (explode(',', $keywords) as $keyword) {
$tags[trim($keyword)] = true;
$indexDoc->tags = array_keys($tags);
//dates
-$arXpdates = $dx->query('/html/head/meta[@name="DC.date.created"]');
+$arXpdates = $dx->query('/html/head/meta[@name="DC.date.created" and @content]');
if ($arXpdates->length) {
$indexDoc->crdate = date(
'c',
//FIXME: keep creation date from database, or use modified date if we
// do not have it there
-$arXpdates = $dx->query('/html/head/meta[@name="DC.date.modified"]');
+$arXpdates = $dx->query('/html/head/meta[@name="DC.date.modified" and @content]');
if ($arXpdates->length) {
$indexDoc->modate = date(
'c',