X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;f=src%2FModel%2FAPContact.php;h=6a8e5b3ae1c78e39433c1d25543fab4a02718616;hb=deb6b7a7c3d62a42e2f71a3adf7ba3689e741f5a;hp=634ce441a2b2c69925f55257b684bebbb7d979f8;hpb=d1bbe1dcbb990ba50fe6b4f6433ef86b9b675179;p=friendica.git

diff --git a/src/Model/APContact.php b/src/Model/APContact.php
index 634ce441a2..6a8e5b3ae1 100644
--- a/src/Model/APContact.php
+++ b/src/Model/APContact.php
@@ -22,8 +22,11 @@
 namespace Friendica\Model;
 
 use Friendica\Content\Text\HTML;
+use Friendica\Core\Cache\Duration;
 use Friendica\Core\Logger;
+use Friendica\Core\System;
 use Friendica\Database\DBA;
+use Friendica\DI;
 use Friendica\Network\Probe;
 use Friendica\Protocol\ActivityNamespace;
 use Friendica\Protocol\ActivityPub;
@@ -40,7 +43,7 @@ class APContact
 	 * @param string $addr Address
 	 * @return array webfinger data
 	 */
-	public static function fetchWebfingerData(string $addr)
+	private static function fetchWebfingerData(string $addr)
 	{
 		$addr_parts = explode('@', $addr);
 		if (count($addr_parts) != 2) {
@@ -154,6 +157,16 @@ class APContact
 			return $fetched_contact;
 		}
 
+		// Detect multiple fast repeating request to the same address
+		// See https://github.com/friendica/friendica/issues/9303
+		$cachekey = 'apcontact:getByURL:' . $url;
+		$result = DI::cache()->get($cachekey);
+		if (!is_null($result)) {
+			Logger::notice('Multiple requests for the address', ['url' => $url, 'update' => $update, 'callstack' => System::callstack(20), 'result' => $result]);
+		} else {
+			DI::cache()->set($cachekey, System::callstack(20), Duration::FIVE_MINUTES);
+		}
+
 		$apcontact['url'] = $compacted['@id'];
 		$apcontact['uuid'] = JsonLD::fetchElement($compacted, 'diaspora:guid', '@value');
 		$apcontact['type'] = str_replace('as:', '', JsonLD::fetchElement($compacted, '@type'));
@@ -320,13 +333,18 @@ class APContact
 
 		$apcontact['updated'] = DateTimeFormat::utcNow();
 
-		DBA::update('apcontact', $apcontact, ['url' => $url], true);
-
 		// We delete the old entry when the URL is changed
-		if (($url != $apcontact['url']) && DBA::exists('apcontact', ['url' => $url]) && DBA::exists('apcontact', ['url' => $apcontact['url']])) {
+		if ($url != $apcontact['url']) {
+			Logger::info('Delete changed profile url', ['old' => $url, 'new' => $apcontact['url']]);
 			DBA::delete('apcontact', ['url' => $url]);
 		}
 
+		if (DBA::exists('apcontact', ['url' => $apcontact['url']])) {
+			DBA::update('apcontact', $apcontact, ['url' => $apcontact['url']]);
+		} else {
+			DBA::replace('apcontact', $apcontact);
+		}
+
 		Logger::info('Updated profile', ['url' => $url]);
 
 		return $apcontact;