58 lines
1.5 KiB
PHP
58 lines
1.5 KiB
PHP
<?php
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function mention_url_representative_hcard($url, $fn=null, $mf2=null) {
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if(!$mf2) {
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$request = HTTPClient::start();
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try {
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$response = $request->get($url);
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} catch(Exception $ex) {
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return null;
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}
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$url = $response->getEffectiveUrl();
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$mf2 = new Mf2\Parser($response->getBody(), $url);
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$mf2 = $mf2->parse();
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}
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$hcard = null;
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if(!empty($mf2['items'])) {
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$hcards = array();
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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, $item['properties']['url'])) {
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$hcard = $item['properties'];
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break;
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}
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// Let's keep all the hcards for later, to return one of them at least
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$hcards[] = $item['properties'];
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}
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// No match immediately for the url we expected, but there were h-cards found
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if (count($hcards) > 0) {
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$hcard = $hcards[0];
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}
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}
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if(!$hcard && $fn) {
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$hcard = array('name' => array($fn));
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}
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if(!$hcard && $response) {
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preg_match('/<title>([^<]+)/', $response->getBody(), $match);
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$hcard = array('name' => array($match[1]));
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}
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if($hcard && !$hcard['url']) {
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$hcard['url'] = array($url);
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}
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return $hcard;
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}
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