]> git.mxchange.org Git - friendica.git/commitdiff
AP Improvements for forums
authorMichael <heluecht@pirati.ca>
Sun, 9 Aug 2020 18:42:25 +0000 (18:42 +0000)
committerMichael <heluecht@pirati.ca>
Sun, 9 Aug 2020 18:42:25 +0000 (18:42 +0000)
include/api.php
mod/subthread.php
src/Model/Item.php
src/Module/Like.php
src/Protocol/ActivityPub/Transmitter.php
src/Worker/Notifier.php

index 869ece0d7c8c301de60bbc73a4dd987298c7be20..5ae4754b57c9ed80ddaf3b3d01372a30651e750a 100644 (file)
@@ -5710,7 +5710,7 @@ function api_friendica_activity($type)
 
        $id = $_REQUEST['id'] ?? 0;
 
-       $res = Item::performActivity($id, $verb);
+       $res = Item::performActivity($id, $verb, api_user());
 
        if ($res) {
                if ($type == "xml") {
index ebec978c592c9300dcd883c4c68b6cec707e1b14..93992d8daac640e3eeaa66c460d684df97a74b21 100644 (file)
@@ -34,7 +34,7 @@ function subthread_content(App $a)
 
        $item_id = (($a->argc > 1) ? Strings::escapeTags(trim($a->argv[1])) : 0);
 
-       if (!Item::performActivity($item_id, 'follow')) {
+       if (!Item::performActivity($item_id, 'follow', local_user())) {
                Logger::info('Following item failed', ['item' => $item_id]);
                throw new HTTPException\BadRequestException();
        }
index 1ac8cf22d114f53a38d114eed88f4be4aba432d7..d8a9f631c117d285b3643e6b157489364ed7200a 100644 (file)
@@ -1578,6 +1578,8 @@ class Item
                        return GRAVITY_COMMENT;
                } elseif ($activity->match($item['verb'], Activity::FOLLOW)) {
                        return GRAVITY_ACTIVITY;
+               } elseif ($activity->match($item['verb'], Activity::ANNOUNCE)) {
+                       return GRAVITY_ACTIVITY;
                }
                Logger::info('Unknown gravity for verb', ['verb' => $item['verb']]);
                return GRAVITY_UNKNOWN;   // Should not happen
@@ -2673,6 +2675,8 @@ class Item
 
                Worker::add(['priority' => PRIORITY_HIGH, 'dont_fork' => true], 'Notifier', Delivery::POST, $item_id);
 
+               Item::performActivity($item_id, 'announce', $uid);
+
                return false;
        }
 
@@ -3002,11 +3006,12 @@ class Item
         *
         * Toggle activities as like,dislike,attend of an item
         *
-        * @param string $item_id
+        * @param int $item_id
         * @param string $verb
         *            Activity verb. One of
         *            like, unlike, dislike, undislike, attendyes, unattendyes,
-        *            attendno, unattendno, attendmaybe, unattendmaybe
+        *            attendno, unattendno, attendmaybe, unattendmaybe,
+        *            announce, unannouce
         * @return bool
         * @throws \Friendica\Network\HTTPException\InternalServerErrorException
         * @throws \ImagickException
@@ -3014,15 +3019,15 @@ class Item
         *            array $arr
         *            'post_id' => ID of posted item
         */
-       public static function performActivity($item_id, $verb)
+       public static function performActivity(int $item_id, string $verb, int $uid)
        {
-               if (!Session::isAuthenticated()) {
+               if (empty($uid)) {
                        return false;
                }
 
-               Logger::log('like: verb ' . $verb . ' item ' . $item_id);
+               Logger::notice('Start create activity', ['verb' => $verb, 'item' => $item_id, 'user' => $uid]);
 
-               $item = self::selectFirst(self::ITEM_FIELDLIST, ['`id` = ? OR `uri` = ?', $item_id, $item_id]);
+               $item = self::selectFirst(self::ITEM_FIELDLIST, ['id' => $item_id]);
                if (!DBA::isResult($item)) {
                        Logger::log('like: unknown item ' . $item_id);
                        return false;
@@ -3030,48 +3035,35 @@ class Item
 
                $item_uri = $item['uri'];
 
-               $uid = $item['uid'];
-               if (($uid == 0) && local_user()) {
-                       $uid = local_user();
-               }
-
-               if (!Security::canWriteToUserWall($uid)) {
-                       Logger::log('like: unable to write on wall ' . $uid);
+               if (!in_array($item['uid'], [0, $uid])) {
                        return false;
                }
 
                if (!Item::exists(['uri-id' => $item['parent-uri-id'], 'uid' => $uid])) {
                        $stored = self::storeForUserByUriId($item['parent-uri-id'], $uid);
+                       if (($item['parent-uri-id'] == $item['uri-id']) && !empty($stored)) {
+                               $item = self::selectFirst(self::ITEM_FIELDLIST, ['id' => $stored]);
+                               if (!DBA::isResult($item)) {
+                                       Logger::info('Could not fetch just created item - should not happen', ['stored' => $stored, 'uid' => $uid, 'item-uri' => $item_uri]);
+                                       return false;
+                               }
+                       }
                }
 
                // Retrieves the local post owner
-               $owner_self_contact = DBA::selectFirst('contact', [], ['uid' => $uid, 'self' => true]);
-               if (!DBA::isResult($owner_self_contact)) {
-                       Logger::log('like: unknown owner ' . $uid);
+               $owner = User::getOwnerDataById($uid);
+               if (empty($owner)) {
+                       Logger::info('Empty owner for user', ['uid' => $uid]);
                        return false;
                }
 
                // Retrieve the current logged in user's public contact
-               $author_id = public_contact();
-
-               $author_contact = DBA::selectFirst('contact', ['url'], ['id' => $author_id]);
-               if (!DBA::isResult($author_contact)) {
-                       Logger::log('like: unknown author ' . $author_id);
+               $author_id = Contact::getIdForURL($owner['url']);
+               if (empty($author_id)) {
+                       Logger::info('Empty public contact');
                        return false;
                }
 
-               // Contact-id is the uid-dependant author contact
-               if (local_user() == $uid) {
-                       $item_contact_id = $owner_self_contact['id'];
-               } else {
-                       $item_contact_id = Contact::getIdForURL($author_contact['url'], $uid);
-                       $item_contact = DBA::selectFirst('contact', [], ['id' => $item_contact_id]);
-                       if (!DBA::isResult($item_contact)) {
-                               Logger::log('like: unknown item contact ' . $item_contact_id);
-                               return false;
-                       }
-               }
-
                $activity = null;
                switch ($verb) {
                        case 'like':
@@ -3098,8 +3090,12 @@ class Item
                        case 'unfollow':
                                $activity = Activity::FOLLOW;
                                break;
+                       case 'announce':
+                       case 'unannounce':
+                               $activity = Activity::ANNOUNCE;
+                               break;
                        default:
-                               Logger::log('like: unknown verb ' . $verb . ' for item ' . $item_id);
+                               Logger::notice('unknown verb', ['verb' => $verb, 'item' => $item_id]);
                                return false;
                }
 
@@ -3170,7 +3166,7 @@ class Item
                        'guid'          => System::createUUID(),
                        'uri'           => self::newURI($item['uid']),
                        'uid'           => $item['uid'],
-                       'contact-id'    => $item_contact_id,
+                       'contact-id'    => $owner['id'],
                        'wall'          => $item['wall'],
                        'origin'        => 1,
                        'network'       => Protocol::DFRN,
index ca382475082c6871bcb4305e3e62a00020d07cdf..727aa5ddfe1389d31aa23579841e9c8224e7f4a9 100644 (file)
@@ -51,7 +51,7 @@ class Like extends BaseModule
                // @TODO: Replace with parameter from router
                $itemId = (($app->argc > 1) ? Strings::escapeTags(trim($app->argv[1])) : 0);
 
-               if (!Item::performActivity($itemId, $verb)) {
+               if (!Item::performActivity($itemId, $verb, local_user())) {
                        throw new HTTPException\BadRequestException();
                }
 
index 6742ab7c2207d1cc20d155752026baccf03c4a80..563e7b458e9a2b3d517c1f21a76bb1b533cebd21 100644 (file)
@@ -454,7 +454,9 @@ class Transmitter
                                                if ($item['gravity'] != GRAVITY_PARENT) {
                                                        // Comments to forums are directed to the forum
                                                        // But comments to forums aren't directed to the followers collection
-                                                       if ($profile['type'] == 'Group') {
+                                                       // This rule is only valid when the actor isn't the forum.
+                                                       // The forum needs to transmit their content to their followers.
+                                                       if (($profile['type'] == 'Group') && ($profile['url'] != $actor_profile['url'])) {
                                                                $data['to'][] = $profile['url'];
                                                        } else {
                                                                $data['cc'][] = $profile['url'];
@@ -627,6 +629,8 @@ class Transmitter
                        $item_profile = APContact::getByURL($item['owner-link'], false);
                }
 
+               $profile_uid = User::getIdForURL($item_profile['url']);
+
                foreach (['to', 'cc', 'bto', 'bcc'] as $element) {
                        if (empty($permissions[$element])) {
                                continue;
@@ -639,7 +643,7 @@ class Transmitter
                                        continue;
                                }
 
-                               if ($item_profile && $receiver == $item_profile['followers']) {
+                               if ($item_profile && ($receiver == $item_profile['followers']) && ($uid == $profile_uid)) {
                                        $inboxes = array_merge($inboxes, self::fetchTargetInboxesforUser($uid, $personal));
                                } else {
                                        if (Contact::isLocal($receiver)) {
@@ -807,6 +811,8 @@ class Transmitter
                        $type = 'Follow';
                } elseif ($item['verb'] == Activity::TAG) {
                        $type = 'Add';
+               } elseif ($item['verb'] == Activity::ANNOUNCE) {
+                       $type = 'Announce';
                } else {
                        $type = '';
                }
@@ -851,20 +857,20 @@ class Transmitter
         */
        public static function createActivityFromItem($item_id, $object_mode = false)
        {
+               Logger::info('Fetching activity', ['item' => $item_id]);
                $item = Item::selectFirst([], ['id' => $item_id, 'parent-network' => Protocol::NATIVE_SUPPORT]);
-
                if (!DBA::isResult($item)) {
                        return false;
                }
 
-               if ($item['wall'] && ($item['uri'] == $item['parent-uri'])) {
-                       $owner = User::getOwnerDataById($item['uid']);
-                       if (($owner['account-type'] == User::ACCOUNT_TYPE_COMMUNITY) && ($item['author-link'] != $owner['url'])) {
-                               $type = 'Announce';
-
-                               // Disguise forum posts as reshares. Will later be converted to a real announce
-                               $item['body'] = BBCode::getShareOpeningTag($item['author-name'], $item['author-link'], $item['author-avatar'],
-                                       $item['plink'], $item['created'], $item['guid']) . $item['body'] . '[/share]';
+               // In case of a forum post ensure to return the original post if author and forum are on the same machine
+               if (!empty($item['forum_mode'])) {
+                       $author = Contact::getById($item['author-id'], ['nurl']);
+                       if (!empty($author['nurl'])) {
+                               $self = Contact::selectFirst(['uid'], ['nurl' => $author['nurl'], 'self' => true]);
+                               if (!empty($self['uid'])) {
+                                       $item = Item::selectFirst([], ['uri-id' => $item['uri-id'], 'uid' => $self['uid']]);
+                               }
                        }
                }
 
@@ -879,6 +885,7 @@ class Transmitter
                                                        unset($data['@context']);
                                                        unset($data['signature']);
                                                }
+                                               Logger::info('Return stored conversation', ['item' => $item_id]);
                                                return $data;
                                        } elseif (in_array('as:' . $data['type'], Receiver::CONTENT_TYPES)) {
                                                if (!empty($data['@context'])) {
@@ -909,7 +916,7 @@ class Transmitter
                $data['id'] = $item['uri'] . '/' . $type;
                $data['type'] = $type;
 
-               if (Item::isForumPost($item) && ($type != 'Announce')) {
+               if (($type != 'Announce') || ($item['gravity'] != GRAVITY_PARENT)) {
                        $data['actor'] = $item['author-link'];
                } else {
                        $data['actor'] = $item['owner-link'];
@@ -926,7 +933,11 @@ class Transmitter
                } elseif ($data['type'] == 'Add') {
                        $data = self::createAddTag($item, $data);
                } elseif ($data['type'] == 'Announce') {
-                       $data = self::createAnnounce($item, $data);
+                       if ($item['verb'] == ACTIVITY::ANNOUNCE) {
+                               $data['object'] = $item['thr-parent'];
+                       } else {
+                               $data = self::createAnnounce($item, $data);
+                       }
                } elseif ($data['type'] == 'Follow') {
                        $data['object'] = $item['parent-uri'];
                } elseif ($data['type'] == 'Undo') {
@@ -947,7 +958,10 @@ class Transmitter
 
                $owner = User::getOwnerDataById($uid);
 
-               if (!$object_mode && !empty($owner)) {
+               Logger::info('Fetched activity', ['item' => $item_id, 'uid' => $uid]);
+
+               // We don't sign if we aren't the actor. This is important for relaying content especially for forums
+               if (!$object_mode && !empty($owner) && ($data['actor'] == $owner['url'])) {
                        return LDSignature::sign($data, $owner);
                } else {
                        return $data;
@@ -1009,6 +1023,9 @@ class Transmitter
                                $tags[] = ['type' => 'Hashtag', 'href' => $url, 'name' => '#' . $term['name']];
                        } else {
                                $contact = Contact::getByURL($term['url'], false, ['addr']);
+                               if (empty($contact)) {
+                                       continue;
+                               }
                                if (!empty($contact['addr'])) {
                                        $mention = '@' . $contact['addr'];
                                } else {
@@ -1491,6 +1508,10 @@ class Transmitter
         */
        public static function isAnnounce($item)
        {
+               if ($item['verb'] == Activity::ANNOUNCE) {
+                       return true;
+               }
+
                $announce = self::getAnnounceArray($item);
                if (empty($announce)) {
                        return false;
index 01c80080712dab1d5a9c12da6308793d02a74d40..ec038d2313325ed5af55d083e4e59b1498ad95cb 100644 (file)
@@ -36,7 +36,7 @@ use Friendica\Model\Post;
 use Friendica\Model\PushSubscriber;
 use Friendica\Model\Tag;
 use Friendica\Model\User;
-use Friendica\Network\Probe;
+use Friendica\Protocol\Activity;
 use Friendica\Protocol\ActivityPub;
 use Friendica\Protocol\Diaspora;
 use Friendica\Protocol\OStatus;
@@ -301,8 +301,10 @@ class Notifier
 
                                // if our parent is a public forum (forum_mode == 1), uplink to the origional author causing
                                // a delivery fork. private groups (forum_mode == 2) do not uplink
+                               /// @todo Possibly we should not uplink when the author is the forum itself?
 
-                               if ((intval($parent['forum_mode']) == 1) && !$top_level && ($cmd !== Delivery::UPLINK)) {
+                               if ((intval($parent['forum_mode']) == 1) && !$top_level && ($cmd !== Delivery::UPLINK)
+                                       && ($target_item['verb'] != Activity::ANNOUNCE)) {
                                        Worker::add($a->queue['priority'], 'Notifier', Delivery::UPLINK, $target_id);
                                }
 
@@ -393,7 +395,7 @@ class Notifier
                        if ($followup) {
                                $recipients = $recipients_followup;
                        }
-                       $condition = ['id' => $recipients, 'self' => false,
+                       $condition = ['id' => $recipients, 'self' => false, 'uid' => [0, $uid],
                                'blocked' => false, 'pending' => false, 'archive' => false];
                        if (!empty($networks)) {
                                $condition['network'] = $networks;
@@ -439,7 +441,7 @@ class Notifier
 
                                // Add the relay to the list, avoid duplicates.
                                // Don't send community posts to the relay. Forum posts via the Diaspora protocol are looking ugly.
-                               if (!$followup && !Item::isForumPost($target_item, $owner)) {
+                               if (!$followup && !Item::isForumPost($target_item, $owner) && !self::isForumPost($target_item)) {
                                        $relay_list = Diaspora::relayList($target_id, $relay_list);
                                }
                        }
@@ -812,4 +814,15 @@ class Notifier
 
                return $delivery_queue_count;
        }
+
+       /**
+        * Check if the delivered item is a forum post
+        *
+        * @param array $item
+        * @return boolean
+        */
+       public static function isForumPost(array $item)
+       {
+               return !empty($item['forum_mode']);
+       }
 }