We are now probing differently for webfinger data
This commit is contained in:
parent
2bf6b15833
commit
78d4386332
|
|
@ -83,16 +83,13 @@ class Probe {
|
|||
}
|
||||
|
||||
/**
|
||||
* @brief Probes for XRD data
|
||||
* @brief Probes for webfinger path via "host-meta"
|
||||
*
|
||||
* @param string $host The host part of an url
|
||||
*
|
||||
* @return array
|
||||
* 'lrdd' => Link to LRDD endpoint
|
||||
* 'lrdd-xml' => Link to LRDD endpoint in XML format
|
||||
* 'lrdd-json' => Link to LRDD endpoint in JSON format
|
||||
* @return array with template and type of the webfinger template for JSON or XML
|
||||
*/
|
||||
private static function xrd($host) {
|
||||
private static function hostMeta($host) {
|
||||
|
||||
// Reset the static variable
|
||||
self::$baseurl = '';
|
||||
|
|
@ -109,6 +106,7 @@ class Probe {
|
|||
if ($ret['success']) {
|
||||
$xml = $ret['body'];
|
||||
$xrd = parse_xml_string($xml, false);
|
||||
$host_url = 'https://'.$host;
|
||||
}
|
||||
|
||||
if (!is_object($xrd)) {
|
||||
|
|
@ -119,6 +117,7 @@ class Probe {
|
|||
}
|
||||
$xml = $ret['body'];
|
||||
$xrd = parse_xml_string($xml, false);
|
||||
$host_url = 'http://'.$host;
|
||||
}
|
||||
if (!is_object($xrd)) {
|
||||
logger("No xrd object found for ".$host, LOGGER_DEBUG);
|
||||
|
|
@ -131,7 +130,11 @@ class Probe {
|
|||
return array();
|
||||
}
|
||||
|
||||
$xrd_data = array();
|
||||
$lrdd = array();
|
||||
// The following webfinger path is defined in RFC 7033 https://tools.ietf.org/html/rfc7033
|
||||
// Problem is that Hubzilla currently doesn't provide all data in the JSON webfinger
|
||||
// compared to the XML webfinger. So this is commented out by now.
|
||||
// $lrdd = array("application/jrd+json" => $host_url.'/.well-known/webfinger?resource={uri}');
|
||||
|
||||
foreach ($links["xrd"]["link"] as $value => $link) {
|
||||
if (!empty($link["@attributes"])) {
|
||||
|
|
@ -142,16 +145,10 @@ class Probe {
|
|||
continue;
|
||||
}
|
||||
|
||||
if (($attributes["rel"] == "lrdd")
|
||||
&& ($attributes["type"] == "application/xrd+xml")
|
||||
) {
|
||||
$xrd_data["lrdd-xml"] = $attributes["template"];
|
||||
} elseif (($attributes["rel"] == "lrdd")
|
||||
&& ($attributes["type"] == "application/json")
|
||||
) {
|
||||
$xrd_data["lrdd-json"] = $attributes["template"];
|
||||
} elseif ($attributes["rel"] == "lrdd") {
|
||||
$xrd_data["lrdd"] = $attributes["template"];
|
||||
if (($attributes["rel"] == "lrdd") && !empty($attributes["template"])) {
|
||||
$type = (empty($attributes["type"]) ? '' : $attributes["type"]);
|
||||
|
||||
$lrdd[$type] = $attributes["template"];
|
||||
}
|
||||
}
|
||||
|
||||
|
|
@ -159,7 +156,7 @@ class Probe {
|
|||
|
||||
logger("Probing successful for ".$host, LOGGER_DEBUG);
|
||||
|
||||
return $xrd_data;
|
||||
return $lrdd;
|
||||
}
|
||||
|
||||
/**
|
||||
|
|
@ -217,7 +214,7 @@ class Probe {
|
|||
*/
|
||||
public static function lrdd($uri) {
|
||||
|
||||
$lrdd = self::xrd($uri);
|
||||
$lrdd = self::hostMeta($uri);
|
||||
$webfinger = null;
|
||||
|
||||
if (is_bool($lrdd)) {
|
||||
|
|
@ -240,7 +237,7 @@ class Probe {
|
|||
$nick = array_pop($path_parts);
|
||||
|
||||
do {
|
||||
$lrdd = self::xrd($host);
|
||||
$lrdd = self::hostMeta($host);
|
||||
$host .= "/".array_shift($path_parts);
|
||||
} while (!$lrdd && (sizeof($path_parts) > 0));
|
||||
}
|
||||
|
|
@ -250,21 +247,17 @@ class Probe {
|
|||
return array();
|
||||
}
|
||||
|
||||
foreach ($lrdd as $key => $link) {
|
||||
foreach ($lrdd AS $type => $template) {
|
||||
if ($webfinger) {
|
||||
continue;
|
||||
}
|
||||
|
||||
if (!in_array($key, array("lrdd", "lrdd-xml", "lrdd-json"))) {
|
||||
continue;
|
||||
}
|
||||
|
||||
$path = str_replace('{uri}', urlencode($uri), $link);
|
||||
$webfinger = self::webfinger($path);
|
||||
$path = str_replace('{uri}', urlencode($uri), $template);
|
||||
$webfinger = self::webfinger($path, $type);
|
||||
|
||||
if (!$webfinger && (strstr($uri, "@"))) {
|
||||
$path = str_replace('{uri}', urlencode("acct:".$uri), $link);
|
||||
$webfinger = self::webfinger($path);
|
||||
$path = str_replace('{uri}', urlencode("acct:".$uri), $template);
|
||||
$webfinger = self::webfinger($path, $type);
|
||||
}
|
||||
|
||||
// Special treatment for Mastodon
|
||||
|
|
@ -276,8 +269,8 @@ class Probe {
|
|||
|
||||
$addr = $nick."@".$host;
|
||||
|
||||
$path = str_replace('{uri}', urlencode("acct:".$addr), $link);
|
||||
$webfinger = self::webfinger($path);
|
||||
$path = str_replace('{uri}', urlencode("acct:".$addr), $template);
|
||||
$webfinger = self::webfinger($path, $type);
|
||||
}
|
||||
}
|
||||
|
||||
|
|
@ -481,7 +474,7 @@ class Probe {
|
|||
*
|
||||
* @return array fixed webfinger data
|
||||
*/
|
||||
private static function fixOstatus($webfinger, $lrdd) {
|
||||
private static function fixOstatus($webfinger, $lrdd, $type) {
|
||||
if (empty($webfinger['links']) || empty($webfinger['subject'])) {
|
||||
return $webfinger;
|
||||
}
|
||||
|
|
@ -504,7 +497,7 @@ class Probe {
|
|||
|
||||
$url = self::switchScheme($webfinger['subject']);
|
||||
$path = str_replace('{uri}', urlencode($url), $lrdd);
|
||||
$webfinger2 = self::webfinger($path);
|
||||
$webfinger2 = self::webfinger($path, $type);
|
||||
|
||||
// Is the new webfinger detectable as OStatus?
|
||||
if (self::ostatus($webfinger2, true)) {
|
||||
|
|
@ -537,7 +530,7 @@ class Probe {
|
|||
if ($host == 'twitter.com') {
|
||||
return array("network" => NETWORK_TWITTER);
|
||||
}
|
||||
$lrdd = self::xrd($host);
|
||||
$lrdd = self::hostMeta($host);
|
||||
|
||||
if (is_bool($lrdd)) {
|
||||
return array();
|
||||
|
|
@ -547,7 +540,7 @@ class Probe {
|
|||
|
||||
while (!$lrdd && (sizeof($path_parts) > 1)) {
|
||||
$host .= "/".array_shift($path_parts);
|
||||
$lrdd = self::xrd($host);
|
||||
$lrdd = self::hostMeta($host);
|
||||
}
|
||||
if (!$lrdd) {
|
||||
logger('No XRD data was found for '.$uri, LOGGER_DEBUG);
|
||||
|
|
@ -579,7 +572,7 @@ class Probe {
|
|||
if (strpos($uri, '@twitter.com')) {
|
||||
return array("network" => NETWORK_TWITTER);
|
||||
}
|
||||
$lrdd = self::xrd($host);
|
||||
$lrdd = self::hostMeta($host);
|
||||
|
||||
if (is_bool($lrdd)) {
|
||||
return array();
|
||||
|
|
@ -600,19 +593,17 @@ class Probe {
|
|||
|
||||
/// @todo Do we need the prefix "acct:" or "acct://"?
|
||||
|
||||
foreach ($lrdd as $key => $link) {
|
||||
foreach ($lrdd AS $type => $template) {
|
||||
if ($webfinger) {
|
||||
continue;
|
||||
}
|
||||
if (!in_array($key, array("lrdd", "lrdd-xml", "lrdd-json"))) {
|
||||
continue;
|
||||
}
|
||||
|
||||
// At first try it with the given uri
|
||||
$path = str_replace('{uri}', urlencode($uri), $link);
|
||||
$webfinger = self::webfinger($path);
|
||||
$path = str_replace('{uri}', urlencode($uri), $template);
|
||||
$webfinger = self::webfinger($path, $type);
|
||||
|
||||
// Fix possible problems with GNU Social probing to wrong scheme
|
||||
$webfinger = self::fixOstatus($webfinger, $link);
|
||||
$webfinger = self::fixOstatus($webfinger, $template, $type);
|
||||
|
||||
// We cannot be sure that the detected address was correct, so we don't use the values
|
||||
if ($webfinger && ($uri != $addr)) {
|
||||
|
|
@ -622,16 +613,17 @@ class Probe {
|
|||
|
||||
// Try webfinger with the address (user@domain.tld)
|
||||
if (!$webfinger) {
|
||||
$path = str_replace('{uri}', urlencode($addr), $link);
|
||||
$webfinger = self::webfinger($path);
|
||||
$path = str_replace('{uri}', urlencode($addr), $template);
|
||||
$webfinger = self::webfinger($path, $type);
|
||||
}
|
||||
|
||||
// Mastodon needs to have it with "acct:"
|
||||
if (!$webfinger) {
|
||||
$path = str_replace('{uri}', urlencode("acct:".$addr), $link);
|
||||
$webfinger = self::webfinger($path);
|
||||
$path = str_replace('{uri}', urlencode("acct:".$addr), $template);
|
||||
$webfinger = self::webfinger($path, $type);
|
||||
}
|
||||
}
|
||||
|
||||
if (!$webfinger) {
|
||||
return self::feed($uri);
|
||||
}
|
||||
|
|
@ -687,35 +679,33 @@ class Probe {
|
|||
*
|
||||
* @return array webfinger data
|
||||
*/
|
||||
private static function webfinger($url) {
|
||||
private static function webfinger($url, $type) {
|
||||
|
||||
$xrd_timeout = Config::get('system', 'xrd_timeout', 20);
|
||||
$redirects = 0;
|
||||
|
||||
$ret = z_fetch_url($url, false, $redirects, array('timeout' => $xrd_timeout, 'accept_content' => 'application/xrd+xml'));
|
||||
$ret = z_fetch_url($url, false, $redirects, array('timeout' => $xrd_timeout, 'accept_content' => $type));
|
||||
if ($ret['errno'] == CURLE_OPERATION_TIMEDOUT) {
|
||||
return false;
|
||||
}
|
||||
$data = $ret['body'];
|
||||
|
||||
// This is a bugfix for this issue: https://github.com/redmatrix/hubzilla/issues/851
|
||||
// $data = str_replace('&url=', '&url=', $data);
|
||||
// we have to decide if we want to create a workaround - or we wait for an update
|
||||
|
||||
$xrd = parse_xml_string($data, false);
|
||||
|
||||
if (!is_object($xrd)) {
|
||||
// If it is not XML, maybe it is JSON
|
||||
$webfinger = json_decode($data, true);
|
||||
|
||||
if (is_array($webfinger)) {
|
||||
if (!isset($webfinger["links"])) {
|
||||
logger("No json webfinger links for ".$url, LOGGER_DEBUG);
|
||||
return false;
|
||||
}
|
||||
|
||||
return $webfinger;
|
||||
}
|
||||
|
||||
// If it is not JSON, maybe it is XML
|
||||
$xrd = parse_xml_string($data, false);
|
||||
if (!is_object($xrd)) {
|
||||
logger("No webfinger data retrievable for ".$url, LOGGER_DEBUG);
|
||||
return false;
|
||||
}
|
||||
|
||||
$xrd_arr = xml::element_to_array($xrd);
|
||||
if (!isset($xrd_arr["xrd"]["link"])) {
|
||||
logger("No XML webfinger links for ".$url, LOGGER_DEBUG);
|
||||
|
|
|
|||
Loading…
Reference in a new issue