DiscoveryHints gets microformats2 parsing abilities
This commit is contained in:
Mikael Nordfeldth
parent
da04334028
commit
c74dc15173
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@ -39,6 +39,7 @@ class Discovery
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const LRDD_REL = 'lrdd';
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const UPDATESFROM = 'http://schemas.google.com/g/2010#updates-from';
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const HCARD = 'http://microformats.org/profile/hcard';
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const MF2_HCARD = 'http://microformats.org/profile/h-card'; // microformats2 h-card
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const JRD_MIMETYPE_OLD = 'application/json'; // RFC6415 uses this
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const JRD_MIMETYPE = 'application/jrd+json';
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@ -77,39 +77,28 @@ class DiscoveryHints {
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// XXX: don't copy stuff into an array and then copy it again
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if (array_key_exists('nickname', $hcard)) {
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$hints['nickname'] = $hcard['nickname'];
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if (array_key_exists('nickname', $hcard) && !empty($hcard['nickname'][0])) {
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$hints['nickname'] = $hcard['nickname'][0];
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}
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if (array_key_exists('fn', $hcard)) {
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$hints['fullname'] = $hcard['fn'];
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} else if (array_key_exists('n', $hcard)) {
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$hints['fullname'] = implode(' ', $hcard['n']);
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if (array_key_exists('name', $hcard) && !empty($hcard['name'][0])) {
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$hints['fullname'] = $hcard['name'][0];
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}
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if (array_key_exists('photo', $hcard) && count($hcard['photo'])) {
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$hints['avatar'] = $hcard['photo'][0];
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}
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if (array_key_exists('note', $hcard)) {
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$hints['bio'] = $hcard['note'];
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if (array_key_exists('note', $hcard) && !empty($hcard['note'][0])) {
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$hints['bio'] = $hcard['note'][0];
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}
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if (array_key_exists('adr', $hcard)) {
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if (is_string($hcard['adr'])) {
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$hints['location'] = $hcard['adr'];
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} else if (is_array($hcard['adr'])) {
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$hints['location'] = implode(' ', $hcard['adr']);
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}
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if (array_key_exists('adr', $hcard) && !empty($hcard['adr'][0])) {
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$hints['location'] = $hcard['adr'][0]['value'];
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}
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if (array_key_exists('url', $hcard)) {
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if (is_string($hcard['url'])) {
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$hints['homepage'] = $hcard['url'];
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} else if (is_array($hcard['url']) && !empty($hcard['url'])) {
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// HACK get the last one; that's how our hcards look
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$hints['homepage'] = $hcard['url'][count($hcard['url'])-1];
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}
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if (array_key_exists('url', $hcard) && !empty($hcard['url'][0])) {
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$hints['homepage'] = $hcard['url'][0];
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}
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return $hints;
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@ -117,141 +106,34 @@ class DiscoveryHints {
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static function _hcard($body, $url)
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{
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// DOMDocument::loadHTML may throw warnings on unrecognized elements,
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// and notices on unrecognized namespaces.
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$old = error_reporting(error_reporting() & ~(E_WARNING | E_NOTICE));
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$doc = new DOMDocument();
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$doc->loadHTML($body);
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error_reporting($old);
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$xp = new DOMXPath($doc);
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$hcardNodes = self::_getChildrenByClass($doc->documentElement, 'vcard', $xp);
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$mf2 = new Mf2\Parser($body, $url);
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$mf2 = $mf2->parse();
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if (empty($mf2['items'])) {
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return null;
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}
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$hcards = array();
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for ($i = 0; $i < $hcardNodes->length; $i++) {
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$hcardNode = $hcardNodes->item($i);
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$hcard = self::_hcardFromNode($hcardNode, $xp, $url);
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$hcards[] = $hcard;
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}
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$repr = null;
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foreach ($hcards as $hcard) {
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if (in_array($url, $hcard['url'])) {
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$repr = $hcard;
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break;
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foreach ($mf2['items'] as $item) {
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if (!in_array('h-card', $item['type'])) {
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continue;
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}
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// We found a match, return it immediately
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if (isset($item['properties']['url']) && in_array($url, $item['properties']['url'])) {
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return $item['properties'];
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}
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// Let's keep all the hcards for later, to return one of them at least
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$hcards[] = $item['properties'];
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}
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if (!is_null($repr)) {
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return $repr;
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} else if (count($hcards) > 0) {
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// No match immediately for the url we expected, but there were h-cards found
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if (count($hcards) > 0) {
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return $hcards[0];
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} else {
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return null;
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}
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}
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function _getChildrenByClass($el, $cls, $xp)
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{
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// borrowed from hkit. Thanks dudes!
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$qry = ".//*[contains(concat(' ',normalize-space(@class),' '),' $cls ')]";
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$nodes = $xp->query($qry, $el);
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return $nodes;
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}
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function _hcardFromNode($hcardNode, $xp, $base)
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{
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$hcard = array();
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$hcard['url'] = array();
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$urlNodes = self::_getChildrenByClass($hcardNode, 'url', $xp);
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for ($j = 0; $j < $urlNodes->length; $j++) {
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$urlNode = $urlNodes->item($j);
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if ($urlNode->hasAttribute('href')) {
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$url = $urlNode->getAttribute('href');
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} else {
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$url = $urlNode->textContent;
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}
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$hcard['url'][] = self::_rel2abs($url, $base);
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}
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$hcard['photo'] = array();
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$photoNodes = self::_getChildrenByClass($hcardNode, 'photo', $xp);
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for ($j = 0; $j < $photoNodes->length; $j++) {
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$photoNode = $photoNodes->item($j);
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if ($photoNode->hasAttribute('src')) {
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$url = $photoNode->getAttribute('src');
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} else if ($photoNode->hasAttribute('href')) {
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$url = $photoNode->getAttribute('href');
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} else {
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$url = $photoNode->textContent;
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}
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$hcard['photo'][] = self::_rel2abs($url, $base);
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}
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$singles = array('nickname', 'note', 'fn', 'n', 'adr');
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foreach ($singles as $single) {
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$nodes = self::_getChildrenByClass($hcardNode, $single, $xp);
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if ($nodes->length > 0) {
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$node = $nodes->item(0);
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$hcard[$single] = $node->textContent;
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}
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}
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return $hcard;
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}
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// XXX: this is a first pass; we probably need
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// to handle things like ../ and ./ and so on
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static function _rel2abs($rel, $wrt)
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{
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$parts = parse_url($rel);
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if ($parts === false) {
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return false;
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}
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// If it's got a scheme, use it
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if (!empty($parts['scheme'])) {
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return $rel;
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}
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$w = parse_url($wrt);
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$base = $w['scheme'].'://'.$w['host'];
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if ($rel[0] == '/') {
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return $base.$rel;
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}
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$wp = explode('/', $w['path']);
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array_pop($wp);
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return $base.implode('/', $wp).'/'.$rel;
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return null;
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}
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}
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@ -214,9 +214,12 @@ class LooseOstatusProfile extends Ostatus_profile
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$hints = array('webfinger' => $addr);
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$dhints = DiscoveryHints::fromXRD($xrd);
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$hints = array_merge($hints, $dhints);
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try {
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$dHints = DiscoveryHints::fromXRD($xrd);
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$hints = array_merge($hints, $xrdHints);
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} catch (Exception $e) {
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// No hints available from XRD
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}
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// If there's an Hcard, let's grab its info
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if (array_key_exists('hcard', $hints)) {
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