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Use locally stored original w3c documents

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This commit is contained in:
Michael 2021-05-17 05:51:14 +00:00
parent 96ae7ce525
commit ce6b4c27ea
5 changed files with 534 additions and 83 deletions
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51
src/Util/JsonLD.php
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@ -24,9 +24,7 @@ namespace Friendica\Util;
use Friendica\Core\Cache\Duration;
use Friendica\Core\Logger;
use Exception;
use Friendica\Core\System;
use Friendica\DI;
use Friendica\Protocol\ActivityPub;
/**
* This class contain methods to work with JsonLD data
@ -43,6 +41,21 @@ class JsonLD
*/
public static function documentLoader($url)
{
switch ($url) {
case 'https://w3id.org/security/v1':
$url = DI::baseUrl() . '/static/security-v1.jsonld';
break;
case 'https://w3id.org/identity/v1':
$url = DI::baseUrl() . '/static/identity-v1.jsonld';
break;
case 'https://www.w3.org/ns/activitystreams':
$url = DI::baseUrl() . '/static/activitystreams.jsonld';
break;
default:
Logger::info('Got url', ['url' =>$url]);
break;
}
$recursion = 0;
$x = debug_backtrace();
@ -69,19 +82,6 @@ class JsonLD
return $data;
}
private static function replaceSecurityLink(array $json)
{
if (!is_array($json['@context'])) {
return $json;
}
if (($key = array_search('https://w3id.org/security/v1', $json['@context'])) !== false) {
$json['@context'][$key] = DI::baseUrl() . '/static/w3id-security-v1.json';
}
return $json;
}
/**
* Normalises a given JSON array
*
@ -92,8 +92,6 @@ class JsonLD
*/
public static function normalize($json)
{
$json = self::replaceSecurityLink($json);
jsonld_set_document_loader('Friendica\Util\JsonLD::documentLoader');
$jsonobj = json_decode(json_encode($json, JSON_UNESCAPED_SLASHES | JSON_UNESCAPED_UNICODE));
@ -128,19 +126,6 @@ class JsonLD
*/
public static function compact($json)
{
$compacted = self::internalCompact($json, false);
if (empty($compacted)) {
$json['@context'] = ActivityPub::CONTEXT;
$compacted = self::internalCompact($json, true);
}
return $compacted;
}
private static function internalCompact($json, bool $error_log)
{
$json = self::replaceSecurityLink($json);
jsonld_set_document_loader('Friendica\Util\JsonLD::documentLoader');
$context = (object)['as' => 'https://www.w3.org/ns/activitystreams#',
@ -164,7 +149,7 @@ class JsonLD
// Workaround for servers with missing context
// See issue https://github.com/nextcloud/social/issues/330
if (!empty($json['@context']) && is_array($json['@context'])) {
$json['@context'][] = DI::baseUrl() . '/static/w3id-security-v1.json';
$json['@context'][] = 'https://w3id.org/security/v1';
}
// Trying to avoid memory problems with large content fields
@ -180,9 +165,7 @@ class JsonLD
}
catch (Exception $e) {
$compacted = false;
if ($error_log) {
Logger::error('compacting error', ['line' => $e->getLine(), 'message' => $e->getMessage(),'callstack' => System::callstack(20)]);
}
Logger::error('compacting error', ['line' => $e->getLine(), 'message' => $e->getMessage()]);
}
$json = json_decode(json_encode($compacted, JSON_UNESCAPED_SLASHES | JSON_UNESCAPED_UNICODE), true);