tobias/friendica
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Querying via nodeinfo

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Michael 2017-03-13 00:03:27 +00:00
parent 18d23ca443
commit 97d3176754
1 changed files with 122 additions and 0 deletions
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122
include/socgraph.php
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@ -763,6 +763,110 @@ function poco_detect_poco_data($data) {
return false;
}
/**
* @brief Detect server type by using the nodeinfo data
*
* @param string $server_url address of the server
* @return array Server data
*/
function poco_fetch_nodeinfo($server_url) {
$serverret = z_fetch_url($server_url."/.well-known/nodeinfo");
if (!$serverret["success"]) {
return false;
}
$nodeinfo = json_decode($serverret['body']);
if (!is_object($nodeinfo)) {
return false;
}
if (!is_array($nodeinfo->links)) {
return false;
}
$nodeinfo_url = '';
foreach ($nodeinfo->links AS $link) {
if ($link->rel == 'http://nodeinfo.diaspora.software/ns/schema/1.0') {
$nodeinfo_url = $link->href;
}
}
if ($nodeinfo_url == '') {
return false;
}
$serverret = z_fetch_url($nodeinfo_url);
if (!$serverret["success"]) {
return false;
}
$nodeinfo = json_decode($serverret['body']);
if (!is_object($nodeinfo)) {
return false;
}
$server = array();
$server['register_policy'] = REGISTER_CLOSED;
if (is_bool($nodeinfo->openRegistrations) AND $nodeinfo->openRegistrations) {
$server['register_policy'] = REGISTER_OPEN;
}
if (is_object($nodeinfo->software)) {
if (isset($nodeinfo->software->name)) {
$server['platform'] = $nodeinfo->software->name;
}
if (isset($nodeinfo->software->version)) {
$server['version'] = $nodeinfo->software->version;
}
}
if (is_object($nodeinfo->metadata)) {
if (isset($nodeinfo->metadata->nodeName)) {
$server['site_name'] = $nodeinfo->metadata->nodeName;
}
}
$diaspora = false;
$friendica = false;
$gnusocial = false;
if (is_array($nodeinfo->protocols->inbound)) {
foreach ($nodeinfo->protocols->inbound AS $inbound) {
if ($inbound == 'diaspora') {
$diaspora = true;
}
if ($inbound == 'friendica') {
$friendica = true;
}
if ($inbound == 'gnusocial') {
$gnusocial = true;
}
}
}
if ($gnusocial) {
$server['network'] = NETWORK_OSTATUS;
}
if ($diaspora) {
$server['network'] = NETWORK_DIASPORA;
}
if ($friendica) {
$server['network'] = NETWORK_DFRN;
}
if (!$server) {
return false;
}
return $server;
}
/**
* @brief Detect server type (Hubzilla or Friendica) via the front page body
*
@ -1103,6 +1207,24 @@ function poco_check_server($server_url, $network = "", $force = false) {
}
}
// Query nodeinfo. Working for (at least) Diaspora and Friendica.
if (!$failure) {
$server = poco_fetch_nodeinfo($server_url);
if ($server) {
$register_policy = $server['register_policy'];
$platform = $server['platform'];
$network = $server['network'];
if ($version == "") {
$version = $server['version'];
}
$site_name = $server['site_name'];
$last_contact = datetime_convert();
}
}
// Check for noscrape
// Friendica servers could be detected as OStatus servers
if (!$failure AND in_array($network, array(NETWORK_DFRN, NETWORK_OSTATUS))) {