Ensure to transmit the audience if the parent does so

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

diff --git a/src/Protocol/ActivityPub/Transmitter.php b/src/Protocol/ActivityPub/Transmitter.php
index ec61eb2eb34668e8c24ddb402f3e3157d8e3ee26..8aaa5ba09ac4016101982f9e913cf879bfeb324d 100644 (file)
--- a/src/Protocol/ActivityPub/Transmitter.php
+++ b/src/Protocol/ActivityPub/Transmitter.php
@@ -497,7 +497,7 @@ class Transmitter
         * @throws \Friendica\Network\HTTPException\InternalServerErrorException
         * @throws \ImagickException
         */
-       private static function fetchPermissionBlockFromThreadParent(array $item): array
+       private static function fetchPermissionBlockFromThreadParent(array $item, bool $is_group_thread): array
        {
                if (empty($item['thr-parent-id'])) {
                        return [];
@@ -528,7 +528,9 @@ class Transmitter
                $type = [Tag::TO => 'to', Tag::CC => 'cc', Tag::BTO => 'bto', Tag::BCC => 'bcc', Tag::AUDIENCE => 'audience'];
                foreach (Tag::getByURIId($item['thr-parent-id'], [Tag::TO, Tag::CC, Tag::BTO, Tag::BCC, Tag::AUDIENCE]) as $receiver) {
                        if (!empty($parent_profile['followers']) && $receiver['url'] == $parent_profile['followers'] && !empty($item_profile['followers'])) {
-                               $permissions[$type[$receiver['type']]][] = $item_profile['followers'];
+                               if (!$is_group_thread) {
+                                       $permissions[$type[$receiver['type']]][] = $item_profile['followers'];
+                               }
                        } elseif (!in_array($receiver['url'], $exclude)) {
                                $permissions[$type[$receiver['type']]][] = $receiver['url'];
                        }
@@ -600,6 +602,7 @@ class Transmitter
 
                $exclusive = false;
                $mention   = false;
+               $audience  = [];
 
                $parent_tags = Tag::getByURIId($item['parent-uri-id'], [Tag::AUDIENCE, Tag::MENTION]);
                if (!empty($parent_tags)) {
@@ -610,13 +613,14 @@ class Transmitter
                                }
                                $profile = APContact::getByURL($tag['url'], false);
                                if (!empty($profile) && ($profile['type'] == 'Group')) {
+                                       $audience[] = $tag['url'];
                                        $is_group_thread = true;
                                }
                        }
                        if ($is_group_thread) {
                                foreach ($parent_tags as $tag) {
-                                       if (($tag['type'] == Tag::MENTION) && ($tag['url'] == $profile['url'])) {
-                                               $mention = false;
+                                       if (($tag['type'] == Tag::MENTION) && in_array($tag['url'], $audience)) {
+                                               $mention = true;
                                        }
                                }
                                $exclusive = !$mention;
@@ -626,7 +630,8 @@ class Transmitter
                                $profile = APContact::getByURL($term['url'], false);
                                if (!empty($profile) && ($profile['type'] == 'Group')) {
                                        if ($term['type'] == Tag::EXCLUSIVE_MENTION) {
-                                               $exclusive = true;
+                                               $audience[] = $term['url'];
+                                               $exclusive  = true;
                                        } elseif ($term['type'] == Tag::MENTION) {
                                                $mention = true;
                                        }
@@ -642,7 +647,7 @@ class Transmitter
                        $networks = [Protocol::ACTIVITYPUB, Protocol::OSTATUS];
                }
 
-               $data = ['to' => [], 'cc' => [], 'bcc' => [] , 'audience' => []];
+               $data = ['to' => [], 'cc' => [], 'bcc' => [] , 'audience' => $audience];
 
                if ($item['gravity'] == Item::GRAVITY_PARENT) {
                        $actor_profile = APContact::getByURL($item['owner-link']);
@@ -650,8 +655,7 @@ class Transmitter
                        $actor_profile = APContact::getByURL($item['author-link']);
                }
 
-
-               $terms = Tag::getByURIId($item['uri-id'], [Tag::MENTION, Tag::IMPLICIT_MENTION, Tag::EXCLUSIVE_MENTION]);
+               $terms = Tag::getByURIId($item['uri-id'], [Tag::MENTION, Tag::IMPLICIT_MENTION, Tag::EXCLUSIVE_MENTION, Tag::AUDIENCE]);
 
                if ($item['private'] != Item::PRIVATE) {
                        // Directly mention the original author upon a quoted reshare.
@@ -663,8 +667,8 @@ class Transmitter
                                $data['cc'][] = $announce['actor']['url'];
                        }
 
-                       if (!$is_group_thread) {
-                               $data = array_merge($data, self::fetchPermissionBlockFromThreadParent($item));
+                       if (!$exclusive) {
+                               $data = array_merge($data, self::fetchPermissionBlockFromThreadParent($item, $is_group_thread));
                        }
 
                        // Check if the item is completely public or unlisted
@@ -677,6 +681,9 @@ class Transmitter
                        foreach ($terms as $term) {
                                $profile = APContact::getByURL($term['url'], false);
                                if (!empty($profile)) {
+                                       if (($term['type'] == Tag::AUDIENCE) && ($profile['type'] == 'Group')) {
+                                               $data['audience'][] = $profile['url'];
+                                       }
                                        if ($term['type'] == Tag::EXCLUSIVE_MENTION) {
                                                $exclusive = true;
                                                if (!empty($profile['followers']) && ($profile['type'] == 'Group')) {
@@ -705,6 +712,9 @@ class Transmitter
 
                                        $profile = APContact::getByURL($term['url'], false);
                                        if (!empty($profile)) {
+                                               if (($term['type'] == Tag::AUDIENCE) && ($profile['type'] == 'Group')) {
+                                                       $data['audience'][] = $profile['url'];
+                                               }
                                                if ($term['type'] == Tag::EXCLUSIVE_MENTION) {
                                                        $exclusive = true;
                                                        if (!empty($profile['followers']) && ($profile['type'] == 'Group')) {
@@ -748,7 +758,7 @@ class Transmitter
                        }
                }
 
-               if (!empty($item['parent']) && (!$is_group_thread || ($item['private'] == Item::PRIVATE))) {
+               if (!empty($item['parent']) && (!$exclusive || ($item['private'] == Item::PRIVATE))) {
                        if ($item['private'] == Item::PRIVATE) {
                                $condition = ['parent' => $item['parent'], 'uri-id' => $item['thr-parent-id']];
                        } else {