Files
aqueduct/arc/extractors/ARC2_OpenidExtractor.php
2011-06-13 19:42:11 -04:00

67 lines
1.6 KiB
PHP

<?php
/*
homepage: http://arc.semsol.org/
license: http://arc.semsol.org/license
class: ARC2 foaf:openid Extractor
author: Benjamin Nowack
version: 2007-10-08
*/
ARC2::inc('RDFExtractor');
class ARC2_OpenidExtractor extends ARC2_RDFExtractor {
function __construct($a = '', &$caller) {
parent::__construct($a, $caller);
}
function ARC2_OpenidExtractor($a = '', &$caller) {
$this->__construct($a, $caller);
}
function __init() {
parent::__init();
$this->a['ns']['foaf'] = 'http://xmlns.com/foaf/0.1/';
}
/* */
function extractRDF() {
$t_vals = array();
$t = '';
foreach ($this->nodes as $n) {
if (isset($n['tag']) && $n['tag'] == 'link') {
$m = 'extract' . ucfirst($n['tag']);
list ($t_vals, $t) = $this->$m($n, $t_vals, $t);
}
}
if ($t) {
$doc = $this->getFilledTemplate($t, $t_vals, $n['doc_base']);
$this->addTs(ARC2::getTriplesFromIndex($doc));
}
}
/* */
function extractLink($n, $t_vals, $t) {
if ($this->hasRel($n, 'openid.server')) {
if ($href = $this->v('href uri', '', $n['a'])) {
$t_vals['doc_owner'] = $this->getDocOwnerID($n);
$t_vals['doc_id'] = $this->getDocID($n);
$t .= '?doc_owner foaf:homepage ?doc_id ; foaf:openid ?doc_id . ';
}
}
if ($this->hasRel($n, 'openid.delegate')) {
if ($href = $this->v('href uri', '', $n['a'])) {
$t_vals['doc_owner'] = $this->getDocOwnerID($n);
$t .= '?doc_owner foaf:homepage <' . $href . '> ; foaf:openid <' . $href . '> . ';
}
}
return array($t_vals, $t);
}
/* */
}