Avoid transmitting a deletion message when we don't have a key

diff --git a/src/Protocol/ActivityPub/Transmitter.php b/src/Protocol/ActivityPub/Transmitter.php
index 7d33fb2..f2df43e 100644 (file)
--- a/src/Protocol/ActivityPub/Transmitter.php
+++ b/src/Protocol/ActivityPub/Transmitter.php
@@ -1209,6 +1209,16 @@ class Transmitter
        {
                $owner = User::getOwnerDataById($uid);
 
+               if (empty($owner)) {
+                       Logger::error('No owner data found, the deletion message cannot be processed.', ['user' => $uid]);
+                       return false;
+               }
+
+               if (empty($owner['uprvkey'])) {
+                       Logger::error('No private key for owner found, the deletion message cannot be processed.', ['user' => $uid]);
+                       return false;
+               }
+
                $data = ['@context' => ActivityPub::CONTEXT,
                        'id' => System::baseUrl() . '/activity/' . System::createGUID(),
                        'type' => 'Delete',

diff --git a/src/Util/Crypto.php b/src/Util/Crypto.php
index 1e46728..78f7c34 100644 (file)
--- a/src/Util/Crypto.php
+++ b/src/Util/Crypto.php
@@ -26,7 +26,7 @@ class Crypto
        public static function rsaSign($data, $key, $alg = 'sha256')
        {
                if (empty($key)) {
-                       logger::warning('Empty key parameter', ['callstack' => System::callstack()]);
+                       Logger::warning('Empty key parameter', ['callstack' => System::callstack()]);
                }
                openssl_sign($data, $sig, $key, (($alg == 'sha1') ? OPENSSL_ALGO_SHA1 : $alg));
                return $sig;
@@ -42,7 +42,7 @@ class Crypto
        public static function rsaVerify($data, $sig, $key, $alg = 'sha256')
        {
                if (empty($key)) {
-                       logger::warning('Empty key parameter', ['callstack' => System::callstack()]);
+                       Logger::warning('Empty key parameter', ['callstack' => System::callstack()]);
                }
                return openssl_verify($data, $sig, $key, (($alg == 'sha1') ? OPENSSL_ALGO_SHA1 : $alg));
        }