125 lines
2.9 KiB
PHP
125 lines
2.9 KiB
PHP
<?php
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require_once('include/zot.php');
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function wfinger_init(&$a) {
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$result = array();
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$scheme = '';
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if(x($_SERVER,'HTTPS') && $_SERVER['HTTPS'])
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$scheme = 'https';
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elseif(x($_SERVER,'SERVER_PORT') && (intval($_SERVER['SERVER_PORT']) == 443))
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$scheme = 'https';
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$zot = intval($_REQUEST['zot']);
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if(($scheme !== 'https') && (! $zot)) {
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header($_SERVER["SERVER_PROTOCOL"] . ' ' . 500 . ' ' . 'Webfinger requires HTTPS');
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killme();
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}
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$resource = $_REQUEST['resource'];
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logger('webfinger: ' . $resource,LOGGER_DEBUG);
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$r = null;
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if($resource) {
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if(strpos($resource,'acct:') === 0) {
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$channel = str_replace('acct:','',$resource);
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if(strpos($channel,'@') !== false) {
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$host = substr($channel,strpos($channel,'@')+1);
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if(strcasecmp($host,get_app()->get_hostname())) {
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goaway('https://' . $host . '/.well-known/webfinger?f=&resource=' . $resource . (($zot) ? '&zot=' . $zot : ''));
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}
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$channel = substr($channel,0,strpos($channel,'@'));
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}
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}
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if(strpos($resource,'http') === 0) {
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$channel = str_replace('~','',basename($resource));
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}
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$r = q("select * from channel left join xchan on channel_hash = xchan_hash
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where channel_address = '%s' limit 1",
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dbesc($channel)
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);
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}
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header('Access-Control-Allow-Origin: *');
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header('Content-type: application/jrd+json');
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if($resource && $r) {
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$h = q("select hubloc_addr from hubloc where hubloc_hash = '%s' and hubloc_deleted = 0",
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dbesc($r[0]['channel_hash'])
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);
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$result['subject'] = $resource;
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$aliases = array(
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z_root() . '/channel/' . $r[0]['channel_address'],
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z_root() . '/~' . $r[0]['channel_address']
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);
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if($h) {
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foreach($h as $hh) {
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$aliases[] = 'acct:' . $hh['hubloc_addr'];
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}
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}
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$result['aliases'] = array();
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$result['properties'] = array('http://webfinger.net/ns/name' => $r[0]['channel_name']);
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foreach($aliases as $alias)
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if($alias != $resource)
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$result['aliases'][] = $alias;
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$result['links'] = array(
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array(
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'rel' => 'http://webfinger.net/rel/avatar',
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'type' => $r[0]['xchan_photo_mimetype'],
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'href' => $r[0]['xchan_photo_l']
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),
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array(
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'rel' => 'http://webfinger.net/rel/profile-page',
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'href' => z_root() . '/profile/' . $r[0]['channel_address'],
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),
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array(
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'rel' => 'http://webfinger.net/rel/blog',
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'href' => z_root() . '/channel/' . $r[0]['channel_address'],
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),
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array(
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'rel' => 'http://purl.org/zot/protocol',
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'href' => z_root() . '/.well-known/zot-info' . '?address=' . $r[0]['xchan_addr'],
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)
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);
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if($zot) {
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// get a zotinfo packet and return it with webfinger
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$result['zot'] = zotinfo(array('address' => $r[0]['xchan_addr']));
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}
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}
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else {
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header($_SERVER["SERVER_PROTOCOL"] . ' ' . 400 . ' ' . 'Bad Request');
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killme();
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}
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$arr = array('channel' => $r[0], 'request' => $_REQUEST, 'result' => $result);
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call_hooks('webfinger',$arr);
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echo json_encode($arr['result']);
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killme();
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} |