80 lines
1.5 KiB
PHP
80 lines
1.5 KiB
PHP
<?php
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require_once('library/HTML5/Parser.php');
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if(! function_exists('attribute_contains')) {
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function attribute_contains($attr,$s) {
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$a = explode(' ', $attr);
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if(count($a) && in_array($s,$a))
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return true;
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return false;
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}}
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if(! function_exists('scrape_dfrn')) {
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function scrape_dfrn($url) {
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$ret = array();
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$s = fetch_url($url);
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if(! $s)
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return $ret;
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$dom = HTML5_Parser::parse($s);
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if(! $dom)
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return $ret;
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$items = $dom->getElementsByTagName('link');
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// get DFRN link elements
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foreach($items as $item) {
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$x = $item->getAttribute('rel');
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if(substr($x,0,5) == "dfrn-")
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$ret[$x] = $item->getAttribute('href');
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}
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// Pull out hCard profile elements
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$items = $dom->getElementsByTagName('*');
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foreach($items as $item) {
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if(attribute_contains($item->getAttribute('class'), 'vcard')) {
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$level2 = $item->getElementsByTagName('*');
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foreach($level2 as $x) {
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if(attribute_contains($x->getAttribute('class'),'fn'))
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$ret['fn'] = $x->textContent;
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if(attribute_contains($x->getAttribute('class'),'photo'))
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$ret['photo'] = $x->getAttribute('src');
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if(attribute_contains($x->getAttribute('class'),'key'))
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$ret['key'] = $x->textContent;
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}
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}
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}
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return $ret;
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}}
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if(! function_exists('validate_dfrn')) {
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function validate_dfrn($a) {
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$errors = 0;
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if(! x($a,'key'))
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$errors ++;
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if(! x($a,'dfrn-request'))
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$errors ++;
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if(! x($a,'dfrn-confirm'))
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$errors ++;
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if(! x($a,'dfrn-notify'))
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$errors ++;
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if(! x($a,'dfrn-poll'))
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$errors ++;
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return $errors;
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}}
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