Don't send activities to "null" endpoints

[friendica.git/.git] / src / Protocol / ActivityPub / Transmitter.php

diff --git a/src/Protocol/ActivityPub/Transmitter.php b/src/Protocol/ActivityPub/Transmitter.php
index 7fc5e2d..7256806 100644 (file)
--- a/src/Protocol/ActivityPub/Transmitter.php
+++ b/src/Protocol/ActivityPub/Transmitter.php
@@ -21,6 +21,7 @@ use Friendica\Model\User;
 use Friendica\Util\DateTimeFormat;
 use Friendica\Content\Text\BBCode;
 use Friendica\Content\Text\Plaintext;
+use Friendica\Util\XML;
 use Friendica\Util\JsonLD;
 use Friendica\Util\LDSignature;
 use Friendica\Model\Profile;
@@ -435,7 +436,7 @@ class Transmitter
                                                                $data['to'][] = $profile['url'];
                                                        } else {
                                                                $data['cc'][] = $profile['url'];
-                                                               if (!$item['private']) {
+                                                               if (!$item['private'] && !empty($actor_profile['followers'])) {
                                                                        $data['cc'][] = $actor_profile['followers'];
                                                                }
                                                        }
@@ -772,6 +773,8 @@ class Transmitter
                        $type = 'TentativeAccept';
                } elseif ($item['verb'] == ACTIVITY_FOLLOW) {
                        $type = 'Follow';
+               } elseif ($item['verb'] == ACTIVITY_TAG) {
+                       $type = 'Add';
                } else {
                        $type = '';
                }
@@ -875,6 +878,8 @@ class Transmitter
 
                if (in_array($data['type'], ['Create', 'Update', 'Delete'])) {
                        $data['object'] = self::createNote($item);
+               } elseif ($data['type'] == 'Add') {
+                       $data = self::createAddTag($item, $data);
                } elseif ($data['type'] == 'Announce') {
                        $data = self::createAnnounce($item, $data);
                } elseif ($data['type'] == 'Follow') {
@@ -1136,7 +1141,7 @@ class Transmitter
        {
                $event = [];
                $event['name'] = $item['event-summary'];
-               $event['content'] = BBCode::convert($item['event-desc'], false, 7);
+               $event['content'] = BBCode::convert($item['event-desc'], false, 9);
                $event['startTime'] = DateTimeFormat::utc($item['event-start'] . '+00:00', DateTimeFormat::ATOM);
 
                if (!$item['event-nofinish']) {
@@ -1226,7 +1231,7 @@ class Transmitter
                        $regexp = "/[@!]\[url\=([^\[\]]*)\].*?\[\/url\]/ism";
                        $body = preg_replace_callback($regexp, ['self', 'mentionCallback'], $body);
 
-                       $data['content'] = BBCode::convert($body, false, 7);
+                       $data['content'] = BBCode::convert($body, false, 9);
                }
 
                $data['source'] = ['content' => $item['body'], 'mediaType' => "text/bbcode"];
@@ -1251,6 +1256,30 @@ class Transmitter
                return $data;
        }
 
+       /**
+        * Creates an an "add tag" entry
+        *
+        * @param array $item
+        * @param array $data activity data
+        *
+        * @return array with activity data for adding tags
+        * @throws \Friendica\Network\HTTPException\InternalServerErrorException
+        * @throws \ImagickException
+        */
+       private static function createAddTag($item, $data)
+       {
+               $object = XML::parseString($item['object'], false);
+               $target = XML::parseString($item["target"], false);
+
+               $data['diaspora:guid'] = $item['guid'];
+               $data['actor'] = $item['author-link'];
+               $data['target'] = (string)$target->id;
+               $data['summary'] = BBCode::toPlaintext($item['body']);
+               $data['object'] = ['id' => (string)$object->id, 'type' => 'tag', 'name' => (string)$object->title, 'content' => (string)$object->content];
+
+               return $data;
+       }
+
        /**
         * Creates an announce object entry
         *
@@ -1450,6 +1479,10 @@ class Transmitter
        public static function sendActivity($activity, $target, $uid, $id = '')
        {
                $profile = APContact::getByURL($target);
+               if (empty($profile['inbox'])) {
+                       Logger::warning('No inbox found for target', ['target' => $target, 'profile' => $profile]);
+                       return;
+               }
 
                $owner = User::getOwnerDataById($uid);
 
@@ -1486,6 +1519,10 @@ class Transmitter
        public static function sendFollowObject($object, $target, $uid = 0)
        {
                $profile = APContact::getByURL($target);
+               if (empty($profile['inbox'])) {
+                       Logger::warning('No inbox found for target', ['target' => $target, 'profile' => $profile]);
+                       return;
+               }
 
                if (empty($uid)) {
                        // Fetch the list of administrators
@@ -1532,19 +1569,26 @@ class Transmitter
        public static function sendContactAccept($target, $id, $uid)
        {
                $profile = APContact::getByURL($target);
+               if (empty($profile['inbox'])) {
+                       Logger::warning('No inbox found for target', ['target' => $target, 'profile' => $profile]);
+                       return;
+               }
 
                $owner = User::getOwnerDataById($uid);
                $data = ['@context' => ActivityPub::CONTEXT,
                        'id' => System::baseUrl() . '/activity/' . System::createGUID(),
                        'type' => 'Accept',
                        'actor' => $owner['url'],
-                       'object' => ['id' => $id, 'type' => 'Follow',
+                       'object' => [
+                               'id' => (string)$id,
+                               'type' => 'Follow',
                                'actor' => $profile['url'],
-                               'object' => $owner['url']],
+                               'object' => $owner['url']
+                       ],
                        'instrument' => self::getService(),
                        'to' => [$profile['url']]];
 
-               Logger::log('Sending accept to ' . $target . ' for user ' . $uid . ' with id ' . $id, Logger::DEBUG);
+               Logger::debug('Sending accept to ' . $target . ' for user ' . $uid . ' with id ' . $id);
 
                $signed = LDSignature::sign($data, $owner);
                HTTPSignature::transmit($signed, $profile['inbox'], $uid);
@@ -1562,19 +1606,26 @@ class Transmitter
        public static function sendContactReject($target, $id, $uid)
        {
                $profile = APContact::getByURL($target);
+               if (empty($profile['inbox'])) {
+                       Logger::warning('No inbox found for target', ['target' => $target, 'profile' => $profile]);
+                       return;
+               }
 
                $owner = User::getOwnerDataById($uid);
                $data = ['@context' => ActivityPub::CONTEXT,
                        'id' => System::baseUrl() . '/activity/' . System::createGUID(),
                        'type' => 'Reject',
                        'actor' => $owner['url'],
-                       'object' => ['id' => $id, 'type' => 'Follow',
+                       'object' => [
+                               'id' => (string)$id,
+                               'type' => 'Follow',
                                'actor' => $profile['url'],
-                               'object' => $owner['url']],
+                               'object' => $owner['url']
+                       ],
                        'instrument' => self::getService(),
                        'to' => [$profile['url']]];
 
-               Logger::log('Sending reject to ' . $target . ' for user ' . $uid . ' with id ' . $id, Logger::DEBUG);
+               Logger::debug('Sending reject to ' . $target . ' for user ' . $uid . ' with id ' . $id);
 
                $signed = LDSignature::sign($data, $owner);
                HTTPSignature::transmit($signed, $profile['inbox'], $uid);
@@ -1592,6 +1643,10 @@ class Transmitter
        public static function sendContactUndo($target, $cid, $uid)
        {
                $profile = APContact::getByURL($target);
+               if (empty($profile['inbox'])) {
+                       Logger::warning('No inbox found for target', ['target' => $target, 'profile' => $profile]);
+                       return;
+               }
 
                $object_id = self::activityIDFromContact($cid);
                if (empty($object_id)) {