]> git.mxchange.org Git - friendica.git/blobdiff - src/Protocol/ActivityPub/Receiver.php
New class for c2s activities
[friendica.git] / src / Protocol / ActivityPub / Receiver.php
index 6bcf97057a93e2ed1a95f6830c24dfbef2aff15f..16257c2f95b58149e55f575423bace1c6a801478 100644 (file)
@@ -255,7 +255,7 @@ class Receiver
         * @throws \Friendica\Network\HTTPException\InternalServerErrorException
         * @throws \ImagickException
         */
-       private static function fetchObjectType(array $activity, string $object_id, int $uid = 0)
+       public static function fetchObjectType(array $activity, string $object_id, int $uid = 0)
        {
                if (!empty($activity['as:object'])) {
                        $object_type = JsonLD::fetchElement($activity['as:object'], '@type');
@@ -415,7 +415,6 @@ class Receiver
                        $object_data['object_id'] = JsonLD::fetchElement($activity, 'as:object', '@id');
                        $object_data['object_ids'] = JsonLD::fetchElementArray($activity, 'as:object', '@id');
                        $object_data['content'] = JsonLD::fetchElement($activity, 'as:content', '@type');
-                       $object_data['push'] = $push;
                } elseif (in_array($object_type, self::ACCOUNT_TYPES)) {
                        $object_data = [];
                        $object_data['id'] = JsonLD::fetchElement($activity, '@id');
@@ -423,16 +422,14 @@ class Receiver
                        $object_data['object_actor'] = JsonLD::fetchElement($activity['as:object'], 'as:actor', '@id');
                        $object_data['object_object'] = JsonLD::fetchElement($activity['as:object'], 'as:object');
                        $object_data['object_type'] = JsonLD::fetchElement($activity['as:object'], '@type');
-                       $object_data['push'] = $push;
                        if (!$trust_source && ($type == 'as:Delete')) {
                                $apcontact = APContact::getByURL($object_data['object_id'], true);
                                $trust_source = empty($apcontact) || ($apcontact['type'] == 'Tombstone') || $apcontact['suspended'];
                        }
-               } elseif (in_array($type, ['as:Create', 'as:Update', 'as:Announce', 'as:Invite']) || strpos($type, '#emojiReaction')) {
+               } elseif (in_array($type, ['as:Create', 'as:Update', 'as:Invite']) || strpos($type, '#emojiReaction')) {
                        // Fetch the content only on activities where this matters
                        // We can receive "#emojiReaction" when fetching content from Hubzilla systems
-                       // Always fetch on "Announce"
-                       $object_data = self::fetchObject($object_id, $activity['as:object'], $trust_source && ($type != 'as:Announce'), $fetch_uid);
+                       $object_data = self::fetchObject($object_id, $activity['as:object'], $trust_source, $fetch_uid);
                        if (empty($object_data)) {
                                Logger::info("Object data couldn't be processed");
                                return [];
@@ -440,19 +437,13 @@ class Receiver
 
                        $object_data['object_id'] = $object_id;
 
-                       if ($type == 'as:Announce') {
-                               $object_data['push'] = false;
-                       } else {
-                               $object_data['push'] = $push;
-                       }
-
                        // Test if it is an answer to a mail
                        if (DBA::exists('mail', ['uri' => $object_data['reply-to-id']])) {
                                $object_data['directmessage'] = true;
                        } else {
                                $object_data['directmessage'] = JsonLD::fetchElement($activity, 'litepub:directMessage');
                        }
-               } elseif (in_array($type, array_merge(self::ACTIVITY_TYPES, ['as:Follow'])) && in_array($object_type, self::CONTENT_TYPES)) {
+               } elseif (in_array($type, array_merge(self::ACTIVITY_TYPES, ['as:Announce', 'as:Follow'])) && in_array($object_type, self::CONTENT_TYPES)) {
                        // Create a mostly empty array out of the activity data (instead of the object).
                        // This way we later don't have to check for the existence of each individual array element.
                        $object_data = self::processObject($activity);
@@ -460,7 +451,6 @@ class Receiver
                        $object_data['author'] = JsonLD::fetchElement($activity, 'as:actor', '@id');
                        $object_data['object_id'] = $object_id;
                        $object_data['object_type'] = ''; // Since we don't fetch the object, we don't know the type
-                       $object_data['push'] = $push;
                } elseif (in_array($type, ['as:Add', 'as:Remove', 'as:Move'])) {
                        $object_data = [];
                        $object_data['id'] = JsonLD::fetchElement($activity, '@id');
@@ -468,7 +458,6 @@ class Receiver
                        $object_data['object_id'] = JsonLD::fetchElement($activity, 'as:object', '@id');
                        $object_data['object_type'] = JsonLD::fetchElement($activity['as:object'], '@type');
                        $object_data['object_content'] = JsonLD::fetchElement($activity['as:object'], 'as:content', '@type');
-                       $object_data['push'] = $push;
                } else {
                        $object_data = [];
                        $object_data['id'] = JsonLD::fetchElement($activity, '@id');
@@ -476,7 +465,6 @@ class Receiver
                        $object_data['object_actor'] = JsonLD::fetchElement($activity['as:object'], 'as:actor', '@id');
                        $object_data['object_object'] = JsonLD::fetchElement($activity['as:object'], 'as:object');
                        $object_data['object_type'] = JsonLD::fetchElement($activity['as:object'], '@type');
-                       $object_data['push'] = $push;
 
                        // An Undo is done on the object of an object, so we need that type as well
                        if (($type == 'as:Undo') && !empty($object_data['object_object'])) {
@@ -491,6 +479,8 @@ class Receiver
                        }
                }
 
+               $object_data['push'] = $push;
+
                $object_data = self::addActivityFields($object_data, $activity);
 
                if (empty($object_data['object_type'])) {
@@ -653,7 +643,9 @@ class Receiver
                        }
                }
 
-               if (DI::config()->get('system', 'decoupled_receiver') && ($trust_source || DI::config()->get('debug', 'ap_inbox_store_untrusted'))) {
+               $decouple = DI::config()->get('system', 'decoupled_receiver') && !in_array($completion, [self::COMPLETION_MANUAL, self::COMPLETION_ANNOUCE]);
+
+               if ($decouple && ($trust_source || DI::config()->get('debug', 'ap_inbox_store_untrusted'))) {
                        $object_data = Queue::add($object_data, $type, $uid, $http_signer, $push, $trust_source);
                }
 
@@ -662,7 +654,7 @@ class Receiver
                        return true;
                }
 
-               if (!empty($object_data['entry-id']) && DI::config()->get('system', 'decoupled_receiver') && ($push || ($completion == self::COMPLETION_RELAY))) {
+               if (!empty($object_data['entry-id']) && $decouple && ($push || ($completion == self::COMPLETION_RELAY))) {
                        if (Queue::isProcessable($object_data['entry-id'])) {
                                // We delay by 5 seconds to allow to accumulate all receivers
                                $delayed = date(DateTimeFormat::MYSQL, time() + 5);
@@ -679,7 +671,7 @@ class Receiver
                        $object_data['recursion-depth'] = $activity['recursion-depth'];
                }
 
-               if (!self::routeActivities($object_data, $type, $push)) {
+               if (!self::routeActivities($object_data, $type, $push, true, $uid)) {
                        self::storeUnhandledActivity(true, $type, $object_data, $activity, $body, $uid, $trust_source, $push, $signer);
                        Queue::remove($object_data);
                }
@@ -693,13 +685,12 @@ class Receiver
         * @param string $type
         * @param bool   $push
         * @param bool   $fetch_parents
+        * @param int    $uid
         *
         * @return boolean Could the activity be routed?
         */
-       public static function routeActivities(array $object_data, string $type, bool $push, bool $fetch_parents = true): bool
+       public static function routeActivities(array $object_data, string $type, bool $push, bool $fetch_parents = true, int $uid = 0): bool
        {
-               $activity = $object_data['object_activity']     ?? [];
-
                switch ($type) {
                        case 'as:Create':
                                if (in_array($object_data['object_type'], self::CONTENT_TYPES)) {
@@ -739,43 +730,24 @@ class Receiver
 
                        case 'as:Announce':
                                if (in_array($object_data['object_type'], self::CONTENT_TYPES)) {
-                                       $actor = JsonLD::fetchElement($activity, 'as:actor', '@id');
-                                       $object_data['thread-completion'] = Contact::getIdForURL($actor);
-                                       $object_data['completion-mode']   = self::COMPLETION_ANNOUCE;
-
-                                       if (!Post::exists(['uri' => $object_data['id'], 'uid' => 0])) {
-                                               $item = ActivityPub\Processor::createItem($object_data, $fetch_parents);
-                                               if (empty($item)) {
-                                                       Logger::debug('announced id was not created', ['id' => $object_data['id']]);
+                                       if (!Item::searchByLink($object_data['object_id'], $uid)) {
+                                               if (ActivityPub\Processor::fetchMissingActivity($object_data['object_id'], [], $object_data['actor'], self::COMPLETION_ANNOUCE, $uid)) {
+                                                       Logger::debug('Created announced id', ['uid' => $uid, 'id' => $object_data['object_id']]);
+                                                       Queue::remove($object_data);
+                                               } else {
+                                                       Logger::debug('Announced id was not created', ['uid' => $uid, 'id' => $object_data['object_id']]);
                                                        Queue::remove($object_data);
                                                        return true;
                                                }
-
-                                               $item['post-reason'] = Item::PR_ANNOUNCEMENT;
-                                               ActivityPub\Processor::postItem($object_data, $item);
-                                               Logger::debug('Created announced id', ['id' => $object_data['id']]);
                                        } else {
-                                               Logger::info('Announced id already exists', ['id' => $object_data['id']]);
+                                               Logger::info('Announced id already exists', ['uid' => $uid, 'id' => $object_data['object_id']]);
                                                Queue::remove($object_data);
                                        }
 
-                                       if (!empty($activity)) {
-                                               $announce_object_data = self::processObject($activity);
-                                               $announce_object_data['name'] = $type;
-                                               $announce_object_data['author'] = $actor;
-                                               $announce_object_data['object_id'] = $object_data['id'];
-                                               $announce_object_data['object_type'] = $object_data['object_type'];
-                                               $announce_object_data['push'] = $push;
-                                               Logger::debug('Create announce activity', ['id' => $announce_object_data['id'], 'object_data' => $announce_object_data]);
-
-                                               if (!empty($object_data['raw'])) {
-                                                       $announce_object_data['raw'] = $object_data['raw'];
-                                               }
-                                               if (!empty($object_data['raw-object'])) {
-                                                       $announce_object_data['raw-object'] = $object_data['raw-object'];
-                                               }
-                                               ActivityPub\Processor::createActivity($announce_object_data, Activity::ANNOUNCE);
-                                       }
+                                       ActivityPub\Processor::createActivity($object_data, Activity::ANNOUNCE);
+                               } elseif (in_array($object_data['object_type'], ['as:Tombstone', ''])) {
+                                       // We don't have the object here or it is deleted. We ignore this activity.
+                                       Queue::remove($object_data);
                                } else {
                                        return false;
                                }
@@ -1066,7 +1038,7 @@ class Receiver
 
                        foreach ($receiver_list as $receiver) {
                                if ($receiver == 'Public') {
-                                       Logger::notice('Not compacted public collection found', ['activity' => $activity, 'callstack' => System::callstack(20)]);
+                                       Logger::warning('Not compacted public collection found', ['activity' => $activity, 'callstack' => System::callstack(20)]);
                                        $receiver = ActivityPub::PUBLIC_COLLECTION;
                                }
                                if ($receiver == self::PUBLIC_COLLECTION) {
@@ -1474,14 +1446,6 @@ class Receiver
                        return $object_data;
                }
 
-               if ($type == 'as:Announce') {
-                       $object_id = JsonLD::fetchElement($object, 'object', '@id');
-                       if (empty($object_id) || !is_string($object_id)) {
-                               return false;
-                       }
-                       return self::fetchObject($object_id, [], false, $uid);
-               }
-
                Logger::info('Unhandled object type: ' . $type);
                return false;
        }
@@ -1889,6 +1853,35 @@ class Receiver
                        return false;
                }
 
+               $object_data = self::getObjectDataFromActivity($object);
+
+               $receiverdata = self::getReceivers($object, $object_data['actor'] ?? '', $object_data['tags'], true, false);
+               $receivers = $reception_types = [];
+               foreach ($receiverdata as $key => $data) {
+                       $receivers[$key] = $data['uid'];
+                       $reception_types[$data['uid']] = $data['type'] ?? 0;
+               }
+
+               $object_data['receiver_urls']  = self::getReceiverURL($object);
+               $object_data['receiver']       = $receivers;
+               $object_data['reception_type'] = $reception_types;
+
+               $object_data['unlisted'] = in_array(-1, $object_data['receiver']);
+               unset($object_data['receiver'][-1]);
+               unset($object_data['reception_type'][-1]);
+
+               return $object_data;
+       }
+
+       /**
+        * Create an object data array from a given activity
+        *
+        * @param array $object
+        *
+        * @return array Object data
+        */
+       public static function getObjectDataFromActivity(array $object): array
+       {
                $object_data = [];
                $object_data['object_type'] = JsonLD::fetchElement($object, '@type');
                $object_data['id'] = JsonLD::fetchElement($object, '@id');
@@ -1899,7 +1892,7 @@ class Receiver
                        $object_data['reply-to-id'] = $object_data['id'];
 
                        // On activities the "reply to" is the id of the object it refers to
-                       if (in_array($object_data['object_type'], self::ACTIVITY_TYPES)) {
+                       if (in_array($object_data['object_type'], array_merge(self::ACTIVITY_TYPES, ['as:Announce']))) {
                                $object_id = JsonLD::fetchElement($object, 'as:object', '@id');
                                if (!empty($object_id)) {
                                        $object_data['reply-to-id'] = $object_id;
@@ -2017,21 +2010,6 @@ class Receiver
                        $object_data['question'] = self::processQuestion($object);
                }
 
-               $receiverdata = self::getReceivers($object, $object_data['actor'] ?? '', $object_data['tags'], true, false);
-               $receivers = $reception_types = [];
-               foreach ($receiverdata as $key => $data) {
-                       $receivers[$key] = $data['uid'];
-                       $reception_types[$data['uid']] = $data['type'] ?? 0;
-               }
-
-               $object_data['receiver_urls']  = self::getReceiverURL($object);
-               $object_data['receiver']       = $receivers;
-               $object_data['reception_type'] = $reception_types;
-
-               $object_data['unlisted'] = in_array(-1, $object_data['receiver']);
-               unset($object_data['receiver'][-1]);
-               unset($object_data['reception_type'][-1]);
-
                return $object_data;
        }