3 * @copyright Copyright (C) 2010-2022, the Friendica project
5 * @license GNU AGPL version 3 or any later version
7 * This program is free software: you can redistribute it and/or modify
8 * it under the terms of the GNU Affero General Public License as
9 * published by the Free Software Foundation, either version 3 of the
10 * License, or (at your option) any later version.
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU Affero General Public License for more details.
17 * You should have received a copy of the GNU Affero General Public License
18 * along with this program. If not, see <https://www.gnu.org/licenses/>.
22 namespace Friendica\Model;
24 use Friendica\Content\Text\BBCode;
25 use Friendica\Content\Text\HTML;
26 use Friendica\Core\Hook;
27 use Friendica\Core\Logger;
28 use Friendica\Core\Protocol;
29 use Friendica\Core\Renderer;
30 use Friendica\Core\Session;
31 use Friendica\Core\System;
32 use Friendica\Model\Tag;
33 use Friendica\Core\Worker;
34 use Friendica\Database\DBA;
36 use Friendica\Model\Post;
37 use Friendica\Protocol\Activity;
38 use Friendica\Protocol\ActivityPub;
39 use Friendica\Protocol\Diaspora;
40 use Friendica\Util\DateTimeFormat;
41 use Friendica\Util\Map;
42 use Friendica\Util\Network;
43 use Friendica\Util\Proxy;
44 use Friendica\Util\Strings;
45 use Friendica\Worker\Delivery;
46 use LanguageDetection\Language;
50 // Posting types, inspired by https://www.w3.org/TR/activitystreams-vocabulary/#object-types
57 const PT_DOCUMENT = 19;
60 const PT_PERSONAL_NOTE = 128;
62 // Posting reasons (Why had a post been stored for a user?)
69 const PR_FOLLOWER = 69;
70 const PR_ANNOUNCEMENT = 70;
71 const PR_COMMENT = 71;
75 const PR_FETCHED = 75;
77 // system.accept_only_sharer setting values
78 const COMPLETION_NONE = 1;
79 const COMPLETION_COMMENT = 0;
80 const COMPLETION_LIKE = 2;
82 // Field list that is used to display the items
83 const DISPLAY_FIELDLIST = [
84 'uid', 'id', 'parent', 'guid', 'network', 'gravity',
85 'uri-id', 'uri', 'thr-parent-id', 'thr-parent', 'parent-uri-id', 'parent-uri',
86 'commented', 'created', 'edited', 'received', 'verb', 'object-type', 'postopts', 'plink',
87 'wall', 'private', 'starred', 'origin', 'parent-origin', 'title', 'body', 'language',
88 'content-warning', 'location', 'coord', 'app', 'rendered-hash', 'rendered-html', 'object',
89 'allow_cid', 'allow_gid', 'deny_cid', 'deny_gid', 'mention', 'global',
90 'author-id', 'author-link', 'author-name', 'author-avatar', 'author-network',
91 'owner-id', 'owner-link', 'owner-name', 'owner-avatar', 'owner-network', 'owner-contact-type',
92 'causer-id', 'causer-link', 'causer-name', 'causer-avatar', 'causer-contact-type', 'causer-network',
93 'contact-id', 'contact-uid', 'contact-link', 'contact-name', 'contact-avatar',
94 'writable', 'self', 'cid', 'alias',
95 'event-created', 'event-edited', 'event-start', 'event-finish',
96 'event-summary', 'event-desc', 'event-location', 'event-type',
97 'event-nofinish', 'event-ignore', 'event-id',
98 'delivery_queue_count', 'delivery_queue_done', 'delivery_queue_failed'
101 // Field list that is used to deliver items via the protocols
102 const DELIVER_FIELDLIST = ['uid', 'id', 'parent', 'uri-id', 'uri', 'thr-parent', 'parent-uri', 'guid',
103 'parent-guid', 'received', 'created', 'edited', 'verb', 'object-type', 'object', 'target',
104 'private', 'title', 'body', 'raw-body', 'location', 'coord', 'app',
105 'inform', 'deleted', 'extid', 'post-type', 'post-reason', 'gravity',
106 'allow_cid', 'allow_gid', 'deny_cid', 'deny_gid',
107 'author-id', 'author-link', 'author-name', 'author-avatar', 'owner-id', 'owner-link', 'contact-uid',
108 'signed_text', 'network', 'wall', 'contact-id', 'plink', 'origin',
109 'thr-parent-id', 'parent-uri-id', 'postopts', 'pubmail',
110 'event-created', 'event-edited', 'event-start', 'event-finish',
111 'event-summary', 'event-desc', 'event-location', 'event-type',
112 'event-nofinish', 'event-ignore', 'event-id'];
114 // All fields in the item table
115 const ITEM_FIELDLIST = ['id', 'uid', 'parent', 'uri', 'parent-uri', 'thr-parent',
116 'guid', 'uri-id', 'parent-uri-id', 'thr-parent-id', 'vid',
117 'contact-id', 'wall', 'gravity', 'extid', 'psid',
118 'created', 'edited', 'commented', 'received', 'changed', 'verb',
119 'postopts', 'plink', 'resource-id', 'event-id', 'inform',
120 'allow_cid', 'allow_gid', 'deny_cid', 'deny_gid', 'post-type', 'post-reason',
121 'private', 'pubmail', 'visible', 'starred',
122 'unseen', 'deleted', 'origin', 'mention', 'global', 'network',
123 'title', 'content-warning', 'body', 'location', 'coord', 'app',
124 'rendered-hash', 'rendered-html', 'object-type', 'object', 'target-type', 'target',
125 'author-id', 'author-link', 'author-name', 'author-avatar', 'author-network',
126 'owner-id', 'owner-link', 'owner-name', 'owner-avatar', 'causer-id'];
128 // List of all verbs that don't need additional content data.
129 // Never reorder or remove entries from this list. Just add new ones at the end, if needed.
131 Activity::LIKE, Activity::DISLIKE,
132 Activity::ATTEND, Activity::ATTENDNO, Activity::ATTENDMAYBE,
141 * Update existing item entries
143 * @param array $fields The fields that are to be changed
144 * @param array $condition The condition for finding the item entries
146 * In the future we may have to change permissions as well.
147 * Then we had to add the user id as third parameter.
149 * A return value of "0" doesn't mean an error - but that 0 rows had been changed.
151 * @return integer|boolean number of affected rows - or "false" if there was an error
152 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
154 public static function update(array $fields, array $condition)
156 if (empty($condition) || empty($fields)) {
160 if (isset($fields['extid'])) {
161 $fields['external-id'] = ItemURI::getIdByURI($fields['extid']);
164 if (!empty($fields['verb'])) {
165 $fields['vid'] = Verb::getID($fields['verb']);
168 if (!empty($fields['edited'])) {
169 $previous = Post::selectFirst(['edited'], $condition);
172 $rows = Post::update($fields, $condition);
173 if (is_bool($rows)) {
177 // We only need to call the line by line update for specific fields
178 if (empty($fields['body']) && empty($fields['file']) &&
179 empty($fields['attach']) && empty($fields['edited'])) {
183 Logger::info('Updating per single row method', ['fields' => $fields, 'condition' => $condition]);
185 $items = Post::select(['id', 'origin', 'uri-id', 'uid', 'author-network'], $condition);
189 while ($item = DBA::fetch($items)) {
190 if (!empty($fields['body'])) {
191 Post\Media::insertFromAttachmentData($item['uri-id'], $fields['body']);
193 $content_fields = ['raw-body' => trim($fields['raw-body'] ?? $fields['body'])];
195 // Remove all media attachments from the body and store them in the post-media table
196 // @todo On shared postings (Diaspora style and commented reshare) don't fetch content from the shared part
197 $content_fields['raw-body'] = Post\Media::insertFromBody($item['uri-id'], $content_fields['raw-body']);
198 $content_fields['raw-body'] = self::setHashtags($content_fields['raw-body']);
200 if ($item['author-network'] != Protocol::DFRN) {
201 Post\Media::insertFromRelevantUrl($item['uri-id'], $content_fields['raw-body']);
204 Post\Content::update($item['uri-id'], $content_fields);
207 if (!empty($fields['file'])) {
208 Post\Category::storeTextByURIId($item['uri-id'], $item['uid'], $fields['file']);
211 if (!empty($fields['attach'])) {
212 Post\Media::insertFromAttachment($item['uri-id'], $fields['attach']);
215 // We only need to notfiy others when it is an original entry from us.
216 // Only call the notifier when the item had been edited and records had been changed.
217 if ($item['origin'] && !empty($fields['edited']) && ($previous['edited'] != $fields['edited'])) {
218 $notify_items[] = $item['id'];
224 foreach ($notify_items as $notify_item) {
225 $post = Post::selectFirst(['uri-id', 'uid'], ['id' => $notify_item]);
226 Worker::add(PRIORITY_HIGH, "Notifier", Delivery::POST, (int)$post['uri-id'], (int)$post['uid']);
233 * Delete an item and notify others about it - if it was ours
235 * @param array $condition The condition for finding the item entries
236 * @param integer $priority Priority for the notification
237 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
239 public static function markForDeletion($condition, $priority = PRIORITY_HIGH)
241 $items = Post::select(['id'], $condition);
242 while ($item = Post::fetch($items)) {
243 self::markForDeletionById($item['id'], $priority);
249 * Delete an item for an user and notify others about it - if it was ours
251 * @param array $condition The condition for finding the item entries
252 * @param integer $uid User who wants to delete this item
253 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
255 public static function deleteForUser($condition, $uid)
261 $items = Post::select(['id', 'uid', 'uri-id'], $condition);
262 while ($item = Post::fetch($items)) {
263 if (in_array($item['uid'], [$uid, 0])) {
264 Post\User::update($item['uri-id'], $uid, ['hidden' => true], true);
265 Post\ThreadUser::update($item['uri-id'], $uid, ['hidden' => true], true);
268 if ($item['uid'] == $uid) {
269 self::markForDeletionById($item['id'], PRIORITY_HIGH);
270 } elseif ($item['uid'] != 0) {
271 Logger::notice('Wrong ownership. Not deleting item', ['id' => $item['id']]);
278 * Mark an item for deletion, delete related data and notify others about it - if it was ours
280 * @param integer $item_id
281 * @param integer $priority Priority for the notification
283 * @return boolean success
284 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
286 public static function markForDeletionById($item_id, $priority = PRIORITY_HIGH)
288 Logger::info('Mark item for deletion by id', ['id' => $item_id, 'callstack' => System::callstack()]);
289 // locate item to be deleted
290 $fields = ['id', 'uri', 'uri-id', 'uid', 'parent', 'parent-uri-id', 'origin',
291 'deleted', 'resource-id', 'event-id',
292 'verb', 'object-type', 'object', 'target', 'contact-id', 'psid', 'gravity'];
293 $item = Post::selectFirst($fields, ['id' => $item_id]);
294 if (!DBA::isResult($item)) {
295 Logger::info('Item not found.', ['id' => $item_id]);
299 if ($item['deleted']) {
300 Logger::info('Item has already been marked for deletion.', ['id' => $item_id]);
304 $parent = Post::selectFirst(['origin'], ['id' => $item['parent']]);
305 if (!DBA::isResult($parent)) {
306 $parent = ['origin' => false];
309 // clean up categories and tags so they don't end up as orphans
310 Post\Category::deleteByURIId($item['uri-id'], $item['uid']);
313 * If item is a link to a photo resource, nuke all the associated photos
314 * (visitors will not have photo resources)
315 * This only applies to photos uploaded from the photos page. Photos inserted into a post do not
316 * generate a resource-id and therefore aren't intimately linked to the item.
318 /// @TODO: this should first check if photo is used elsewhere
319 if (strlen($item['resource-id'])) {
320 Photo::delete(['resource-id' => $item['resource-id'], 'uid' => $item['uid']]);
323 // If item is a link to an event, delete the event.
324 if (intval($item['event-id'])) {
325 Event::delete($item['event-id']);
328 // If item has attachments, drop them
329 $attachments = Post\Media::getByURIId($item['uri-id'], [Post\Media::DOCUMENT]);
330 foreach($attachments as $attachment) {
331 if (preg_match("|attach/(\d+)|", $attachment['url'], $matches)) {
332 Attach::delete(['id' => $matches[1], 'uid' => $item['uid']]);
336 // Set the item to "deleted"
337 $item_fields = ['deleted' => true, 'edited' => DateTimeFormat::utcNow(), 'changed' => DateTimeFormat::utcNow()];
338 Post::update($item_fields, ['id' => $item['id']]);
340 Post\Category::storeTextByURIId($item['uri-id'], $item['uid'], '');
342 if (!Post::exists(["`uri-id` = ? AND `uid` != 0 AND NOT `deleted`", $item['uri-id']])) {
343 self::markForDeletion(['uri-id' => $item['uri-id'], 'uid' => 0, 'deleted' => false], $priority);
346 Post\DeliveryData::delete($item['uri-id']);
348 // If it's the parent of a comment thread, kill all the kids
349 if ($item['gravity'] == GRAVITY_PARENT) {
350 self::markForDeletion(['parent' => $item['parent'], 'deleted' => false], $priority);
353 // Is it our comment and/or our thread?
354 if (($item['origin'] || $parent['origin']) && ($item['uid'] != 0)) {
355 // When we delete the original post we will delete all existing copies on the server as well
356 self::markForDeletion(['uri-id' => $item['uri-id'], 'deleted' => false], $priority);
358 // send the notification upstream/downstream
360 Worker::add(['priority' => $priority, 'dont_fork' => true], "Notifier", Delivery::DELETION, (int)$item['uri-id'], (int)$item['uid']);
362 } elseif ($item['uid'] != 0) {
363 Post\User::update($item['uri-id'], $item['uid'], ['hidden' => true]);
364 Post\ThreadUser::update($item['uri-id'], $item['uid'], ['hidden' => true]);
367 Logger::info('Item has been marked for deletion.', ['id' => $item_id]);
372 public static function guid($item, $notify)
374 if (!empty($item['guid'])) {
375 return trim($item['guid']);
379 // We have to avoid duplicates. So we create the GUID in form of a hash of the plink or uri.
380 // We add the hash of our own host because our host is the original creator of the post.
381 $prefix_host = DI::baseUrl()->getHostname();
385 // We are only storing the post so we create a GUID from the original hostname.
386 if (!empty($item['author-link'])) {
387 $parsed = parse_url($item['author-link']);
388 if (!empty($parsed['host'])) {
389 $prefix_host = $parsed['host'];
393 if (empty($prefix_host) && !empty($item['plink'])) {
394 $parsed = parse_url($item['plink']);
395 if (!empty($parsed['host'])) {
396 $prefix_host = $parsed['host'];
400 if (empty($prefix_host) && !empty($item['uri'])) {
401 $parsed = parse_url($item['uri']);
402 if (!empty($parsed['host'])) {
403 $prefix_host = $parsed['host'];
407 // Is it in the format data@host.tld? - Used for mail contacts
408 if (empty($prefix_host) && !empty($item['author-link']) && strstr($item['author-link'], '@')) {
409 $mailparts = explode('@', $item['author-link']);
410 $prefix_host = array_pop($mailparts);
414 if (!empty($item['plink'])) {
415 $guid = self::guidFromUri($item['plink'], $prefix_host);
416 } elseif (!empty($item['uri'])) {
417 $guid = self::guidFromUri($item['uri'], $prefix_host);
419 $guid = System::createUUID(hash('crc32', $prefix_host));
425 private static function contactId($item)
427 if (!empty($item['contact-id']) && DBA::exists('contact', ['self' => true, 'id' => $item['contact-id']])) {
428 return $item['contact-id'];
429 } elseif (($item['gravity'] == GRAVITY_PARENT) && !empty($item['uid']) && !empty($item['contact-id']) && Contact::isSharing($item['contact-id'], $item['uid'])) {
430 return $item['contact-id'];
431 } elseif (!empty($item['uid']) && !Contact::isSharing($item['author-id'], $item['uid'])) {
432 return $item['author-id'];
433 } elseif (!empty($item['contact-id'])) {
434 return $item['contact-id'];
436 $contact_id = Contact::getIdForURL($item['author-link'], $item['uid']);
437 if (!empty($contact_id)) {
441 return $item['author-id'];
445 * Write an item array into a spool file to be inserted later.
446 * This command is called whenever there are issues storing an item.
448 * @param array $item The item fields that are to be inserted
451 private static function spool($orig_item)
453 // Now we store the data in the spool directory
454 // We use "microtime" to keep the arrival order and "mt_rand" to avoid duplicates
455 $file = 'item-' . round(microtime(true) * 10000) . '-' . mt_rand() . '.msg';
457 $spoolpath = System::getSpoolPath();
458 if ($spoolpath != "") {
459 $spool = $spoolpath . '/' . $file;
461 file_put_contents($spool, json_encode($orig_item));
462 Logger::warning("Item wasn't stored - Item was spooled into file", ['file' => $file]);
467 * Check if the item array is a duplicate
470 * @return boolean is it a duplicate?
472 private static function isDuplicate(array $item)
474 // Checking if there is already an item with the same guid
475 $condition = ['guid' => $item['guid'], 'network' => $item['network'], 'uid' => $item['uid']];
476 if (Post::exists($condition)) {
477 Logger::notice('Found already existing item', $condition);
481 $condition = ['uri-id' => $item['uri-id'], 'uid' => $item['uid'],
482 'network' => [$item['network'], Protocol::DFRN]];
483 if (Post::exists($condition)) {
484 Logger::notice('duplicated item with the same uri found.', $condition);
488 // On Friendica and Diaspora the GUID is unique
489 if (in_array($item['network'], [Protocol::DFRN, Protocol::DIASPORA])) {
490 $condition = ['guid' => $item['guid'], 'uid' => $item['uid']];
491 if (Post::exists($condition)) {
492 Logger::notice('duplicated item with the same guid found.', $condition);
495 } elseif ($item['network'] == Protocol::OSTATUS) {
496 // Check for an existing post with the same content. There seems to be a problem with OStatus.
497 $condition = ["`body` = ? AND `network` = ? AND `created` = ? AND `contact-id` = ? AND `uid` = ?",
498 $item['body'], $item['network'], $item['created'], $item['contact-id'], $item['uid']];
499 if (Post::exists($condition)) {
500 Logger::notice('duplicated item with the same body found.', $item);
506 * Check for already added items.
507 * There is a timing issue here that sometimes creates double postings.
508 * An unique index would help - but the limitations of MySQL (maximum size of index values) prevent this.
510 if (($item['uid'] == 0) && Post::exists(['uri-id' => $item['uri-id'], 'uid' => 0])) {
511 Logger::notice('Global item already stored.', ['uri-id' => $item['uri-id'], 'network' => $item['network']]);
519 * Check if the item array is valid
522 * @return boolean item is valid
524 public static function isValid(array $item)
526 // When there is no content then we don't post it
527 if (($item['body'] . $item['title'] == '') && (empty($item['uri-id']) || !Post\Media::existsByURIId($item['uri-id']))) {
528 Logger::notice('No body, no title.');
532 if (!empty($item['uid'])) {
533 $owner = User::getOwnerDataById($item['uid'], false);
535 Logger::notice('Missing item user owner data', ['uid' => $item['uid']]);
539 if ($owner['account_expired'] || $owner['account_removed']) {
540 Logger::notice('Item user has been deleted/expired/removed', ['uid' => $item['uid'], 'deleted' => $owner['deleted'], 'account_expired' => $owner['account_expired'], 'account_removed' => $owner['account_removed']]);
545 if (!empty($item['author-id']) && Contact::isBlocked($item['author-id'])) {
546 Logger::notice('Author is blocked node-wide', ['author-link' => $item['author-link'], 'item-uri' => $item['uri']]);
550 if (!empty($item['author-link']) && Network::isUrlBlocked($item['author-link'])) {
551 Logger::notice('Author server is blocked', ['author-link' => $item['author-link'], 'item-uri' => $item['uri']]);
555 if (!empty($item['owner-id']) && Contact::isBlocked($item['owner-id'])) {
556 Logger::notice('Owner is blocked node-wide', ['owner-link' => $item['owner-link'], 'item-uri' => $item['uri']]);
560 if (!empty($item['owner-link']) && Network::isUrlBlocked($item['owner-link'])) {
561 Logger::notice('Owner server is blocked', ['owner-link' => $item['owner-link'], 'item-uri' => $item['uri']]);
565 if (!empty($item['uid']) && !self::isAllowedByUser($item, $item['uid'])) {
569 if ($item['verb'] == Activity::FOLLOW) {
570 if (!$item['origin'] && ($item['author-id'] == Contact::getPublicIdByUserId($item['uid']))) {
571 // Our own follow request can be relayed to us. We don't store it to avoid notification chaos.
572 Logger::info("Follow: Don't store not origin follow request", ['parent-uri' => $item['parent-uri']]);
576 $condition = ['verb' => Activity::FOLLOW, 'uid' => $item['uid'],
577 'parent-uri' => $item['parent-uri'], 'author-id' => $item['author-id']];
578 if (Post::exists($condition)) {
579 // It happens that we receive multiple follow requests by the same author - we only store one.
580 Logger::info('Follow: Found existing follow request from author', ['author-id' => $item['author-id'], 'parent-uri' => $item['parent-uri']]);
589 * Check if the item array is too old
592 * @return boolean item is too old
594 public static function isTooOld(array $item)
596 // check for create date and expire time
597 $expire_interval = DI::config()->get('system', 'dbclean-expire-days', 0);
599 $user = DBA::selectFirst('user', ['expire'], ['uid' => $item['uid']]);
600 if (DBA::isResult($user) && ($user['expire'] > 0) && (($user['expire'] < $expire_interval) || ($expire_interval == 0))) {
601 $expire_interval = $user['expire'];
604 if (($expire_interval > 0) && !empty($item['created'])) {
605 $expire_date = time() - ($expire_interval * 86400);
606 $created_date = strtotime($item['created']);
607 if ($created_date < $expire_date) {
608 Logger::notice('Item created before expiration interval.', [
609 'created' => date('c', $created_date),
610 'expired' => date('c', $expire_date),
621 * Return the id of the given item array if it has been stored before
624 * @return integer item id
626 private static function getDuplicateID(array $item)
628 if (empty($item['network']) || in_array($item['network'], Protocol::FEDERATED)) {
629 $condition = ["`uri-id` = ? AND `uid` = ? AND `network` IN (?, ?, ?, ?)",
630 $item['uri-id'], $item['uid'],
631 Protocol::ACTIVITYPUB, Protocol::DIASPORA, Protocol::DFRN, Protocol::OSTATUS];
632 $existing = Post::selectFirst(['id', 'network'], $condition);
633 if (DBA::isResult($existing)) {
634 // We only log the entries with a different user id than 0. Otherwise we would have too many false positives
635 if ($item['uid'] != 0) {
636 Logger::notice('Item already existed for user', [
637 'uri-id' => $item['uri-id'],
638 'uid' => $item['uid'],
639 'network' => $item['network'],
640 'existing_id' => $existing["id"],
641 'existing_network' => $existing["network"]
645 return $existing["id"];
652 * Fetch top-level parent data for the given item array
655 * @return array item array with parent data
658 private static function getTopLevelParent(array $item)
660 $fields = ['uid', 'uri', 'parent-uri', 'id', 'deleted',
661 'uri-id', 'parent-uri-id',
662 'allow_cid', 'allow_gid', 'deny_cid', 'deny_gid',
663 'wall', 'private', 'origin', 'author-id'];
664 $condition = ['uri-id' => $item['thr-parent-id'], 'uid' => $item['uid']];
665 $params = ['order' => ['id' => false]];
666 $parent = Post::selectFirst($fields, $condition, $params);
668 if (!DBA::isResult($parent) && $item['origin']) {
669 $stored = Item::storeForUserByUriId($item['thr-parent-id'], $item['uid']);
670 Logger::info('Stored thread parent item for user', ['uri-id' => $item['thr-parent-id'], 'uid' => $item['uid'], 'stored' => $stored]);
671 $parent = Post::selectFirst($fields, $condition, $params);
674 if (!DBA::isResult($parent)) {
675 Logger::notice('item parent was not found - ignoring item', ['thr-parent-id' => $item['thr-parent-id'], 'uid' => $item['uid']]);
679 if ($parent['uri-id'] == $parent['parent-uri-id']) {
683 $condition = ['uri-id' => $parent['parent-uri-id'],
684 'parent-uri-id' => $parent['parent-uri-id'],
685 'uid' => $parent['uid']];
686 $params = ['order' => ['id' => false]];
687 $toplevel_parent = Post::selectFirst($fields, $condition, $params);
689 if (!DBA::isResult($toplevel_parent) && $item['origin']) {
690 $stored = Item::storeForUserByUriId($item['parent-uri-id'], $item['uid']);
691 Logger::info('Stored parent item for user', ['uri-id' => $item['parent-uri-id'], 'uid' => $item['uid'], 'stored' => $stored]);
692 $toplevel_parent = Post::selectFirst($fields, $condition, $params);
695 if (!DBA::isResult($toplevel_parent)) {
696 Logger::notice('item top level parent was not found - ignoring item', ['parent-uri-id' => $parent['parent-uri-id'], 'uid' => $parent['uid']]);
700 return $toplevel_parent;
704 * Get the gravity for the given item array
707 * @return integer gravity
709 private static function getGravity(array $item)
711 $activity = DI::activity();
713 if (isset($item['gravity'])) {
714 return intval($item['gravity']);
715 } elseif ($item['parent-uri-id'] === $item['uri-id']) {
716 return GRAVITY_PARENT;
717 } elseif ($activity->match($item['verb'], Activity::POST)) {
718 return GRAVITY_COMMENT;
719 } elseif ($activity->match($item['verb'], Activity::FOLLOW)) {
720 return GRAVITY_ACTIVITY;
721 } elseif ($activity->match($item['verb'], Activity::ANNOUNCE)) {
722 return GRAVITY_ACTIVITY;
724 Logger::info('Unknown gravity for verb', ['verb' => $item['verb']]);
725 return GRAVITY_UNKNOWN; // Should not happen
728 public static function insert(array $item, bool $notify = false, bool $post_local = true)
732 $priority = PRIORITY_HIGH;
734 // If it is a posting where users should get notifications, then define it as wall posting
738 $item['network'] = Protocol::DFRN;
739 $item['protocol'] = Conversation::PARCEL_DIRECT;
740 $item['direction'] = Conversation::PUSH;
742 if (in_array($notify, PRIORITIES)) {
746 $item['network'] = trim(($item['network'] ?? '') ?: Protocol::PHANTOM);
749 $uid = intval($item['uid']);
751 $item['guid'] = self::guid($item, $notify);
752 $item['uri'] = substr(trim($item['uri'] ?? '') ?: self::newURI($item['uid'], $item['guid']), 0, 255);
755 $item['uri-id'] = ItemURI::insert(['uri' => $item['uri'], 'guid' => $item['guid']]);
757 // Backward compatibility: parent-uri used to be the direct parent uri.
758 // If it is provided without a thr-parent, it probably is the old behavior.
759 $item['thr-parent'] = trim($item['thr-parent'] ?? $item['parent-uri'] ?? $item['uri']);
760 $item['parent-uri'] = $item['thr-parent'];
762 $item['thr-parent-id'] = $item['parent-uri-id'] = ItemURI::getIdByURI($item['thr-parent']);
764 // Store conversation data
765 $item = Conversation::insert($item);
768 * Do we already have this item?
769 * We have to check several networks since Friendica posts could be repeated
770 * via OStatus (maybe Diasporsa as well)
772 $duplicate = self::getDuplicateID($item);
777 // Additional duplicate checks
778 /// @todo Check why the first duplication check returns the item number and the second a 0
779 if (self::isDuplicate($item)) {
783 if (!isset($item['post-type'])) {
784 $item['post-type'] = empty($item['title']) ? self::PT_NOTE : self::PT_ARTICLE;
787 $item['wall'] = intval($item['wall'] ?? 0);
788 $item['extid'] = trim($item['extid'] ?? '');
789 $item['author-name'] = trim($item['author-name'] ?? '');
790 $item['author-link'] = trim($item['author-link'] ?? '');
791 $item['author-avatar'] = trim($item['author-avatar'] ?? '');
792 $item['owner-name'] = trim($item['owner-name'] ?? '');
793 $item['owner-link'] = trim($item['owner-link'] ?? '');
794 $item['owner-avatar'] = trim($item['owner-avatar'] ?? '');
795 $item['received'] = (isset($item['received']) ? DateTimeFormat::utc($item['received']) : DateTimeFormat::utcNow());
796 $item['created'] = (isset($item['created']) ? DateTimeFormat::utc($item['created']) : $item['received']);
797 $item['edited'] = (isset($item['edited']) ? DateTimeFormat::utc($item['edited']) : $item['created']);
798 $item['changed'] = (isset($item['changed']) ? DateTimeFormat::utc($item['changed']) : $item['created']);
799 $item['commented'] = (isset($item['commented']) ? DateTimeFormat::utc($item['commented']) : $item['created']);
800 $item['title'] = substr(trim($item['title'] ?? ''), 0, 255);
801 $item['location'] = trim($item['location'] ?? '');
802 $item['coord'] = trim($item['coord'] ?? '');
803 $item['visible'] = (isset($item['visible']) ? intval($item['visible']) : 1);
804 $item['deleted'] = 0;
805 $item['verb'] = trim($item['verb'] ?? '');
806 $item['object-type'] = trim($item['object-type'] ?? '');
807 $item['object'] = trim($item['object'] ?? '');
808 $item['target-type'] = trim($item['target-type'] ?? '');
809 $item['target'] = trim($item['target'] ?? '');
810 $item['plink'] = substr(trim($item['plink'] ?? ''), 0, 255);
811 $item['allow_cid'] = trim($item['allow_cid'] ?? '');
812 $item['allow_gid'] = trim($item['allow_gid'] ?? '');
813 $item['deny_cid'] = trim($item['deny_cid'] ?? '');
814 $item['deny_gid'] = trim($item['deny_gid'] ?? '');
815 $item['private'] = intval($item['private'] ?? self::PUBLIC);
816 $item['body'] = trim($item['body'] ?? '');
817 $item['raw-body'] = trim($item['raw-body'] ?? $item['body']);
818 $item['app'] = trim($item['app'] ?? '');
819 $item['origin'] = intval($item['origin'] ?? 0);
820 $item['postopts'] = trim($item['postopts'] ?? '');
821 $item['resource-id'] = trim($item['resource-id'] ?? '');
822 $item['event-id'] = intval($item['event-id'] ?? 0);
823 $item['inform'] = trim($item['inform'] ?? '');
824 $item['file'] = trim($item['file'] ?? '');
826 // Communities aren't working with the Diaspora protoccol
827 if (($uid != 0) && ($item['network'] == Protocol::DIASPORA)) {
828 $user = User::getById($uid, ['account-type']);
829 if ($user['account-type'] == Contact::TYPE_COMMUNITY) {
830 Logger::info('Community posts are not supported via Diaspora');
835 // Items cannot be stored before they happen ...
836 if ($item['created'] > DateTimeFormat::utcNow()) {
837 $item['created'] = DateTimeFormat::utcNow();
840 // We haven't invented time travel by now.
841 if ($item['edited'] > DateTimeFormat::utcNow()) {
842 $item['edited'] = DateTimeFormat::utcNow();
845 $item['plink'] = ($item['plink'] ?? '') ?: DI::baseUrl() . '/display/' . urlencode($item['guid']);
847 $item['gravity'] = self::getGravity($item);
849 $item['language'] = self::getLanguage($item);
851 $default = ['url' => $item['author-link'], 'name' => $item['author-name'],
852 'photo' => $item['author-avatar'], 'network' => $item['network']];
853 $item['author-id'] = ($item['author-id'] ?? 0) ?: Contact::getIdForURL($item['author-link'], 0, null, $default);
855 $default = ['url' => $item['owner-link'], 'name' => $item['owner-name'],
856 'photo' => $item['owner-avatar'], 'network' => $item['network']];
857 $item['owner-id'] = ($item['owner-id'] ?? 0) ?: Contact::getIdForURL($item['owner-link'], 0, null, $default);
859 $actor = ($item['gravity'] == GRAVITY_PARENT) ? $item['owner-id'] : $item['author-id'];
860 if (!$item['origin'] && ($item['uid'] != 0) && Contact::isSharing($actor, $item['uid'])) {
861 $item['post-reason'] = self::PR_FOLLOWER;
864 // Ensure that there is an avatar cache
865 Contact::checkAvatarCache($item['author-id']);
866 Contact::checkAvatarCache($item['owner-id']);
868 // The contact-id should be set before "self::insert" was called - but there seems to be issues sometimes
869 $item["contact-id"] = self::contactId($item);
871 if (!empty($item['direction']) && in_array($item['direction'], [Conversation::PUSH, Conversation::RELAY]) &&
872 self::isTooOld($item)) {
873 Logger::info('Item is too old', ['item' => $item]);
877 if (!self::isValid($item)) {
881 if ($item['gravity'] !== GRAVITY_PARENT) {
882 $toplevel_parent = self::getTopLevelParent($item);
883 if (empty($toplevel_parent)) {
887 // If the thread originated from this node, we check the permission against the thread starter
888 $condition = ['uri-id' => $toplevel_parent['uri-id'], 'wall' => true];
889 $localTopLevelParent = Post::selectFirst(['uid'], $condition);
890 if (!empty($localTopLevelParent['uid']) && !self::isAllowedByUser($item, $localTopLevelParent['uid'])) {
894 $parent_id = $toplevel_parent['id'];
895 $item['parent-uri'] = $toplevel_parent['uri'];
896 $item['parent-uri-id'] = $toplevel_parent['uri-id'];
897 $item['deleted'] = $toplevel_parent['deleted'];
899 // Reshares have to keep their permissions to allow forums to work
900 if (!$item['origin'] || ($item['verb'] != Activity::ANNOUNCE)) {
901 $item['allow_cid'] = $toplevel_parent['allow_cid'];
902 $item['allow_gid'] = $toplevel_parent['allow_gid'];
903 $item['deny_cid'] = $toplevel_parent['deny_cid'];
904 $item['deny_gid'] = $toplevel_parent['deny_gid'];
907 $parent_origin = $toplevel_parent['origin'];
909 // Don't federate received participation messages
910 if ($item['verb'] != Activity::FOLLOW) {
911 $item['wall'] = $toplevel_parent['wall'];
913 $item['wall'] = false;
914 // Participations are technical messages, so they are set to "seen" automatically
915 $item['unseen'] = false;
919 * If the parent is private, force privacy for the entire conversation
920 * This differs from the above settings as it subtly allows comments from
921 * email correspondents to be private even if the overall thread is not.
923 if ($toplevel_parent['private']) {
924 $item['private'] = $toplevel_parent['private'];
927 // If its a post that originated here then tag the thread as "mention"
928 if ($item['origin'] && $item['uid']) {
929 DBA::update('post-thread-user', ['mention' => true], ['uri-id' => $item['parent-uri-id'], 'uid' => $item['uid']]);
930 Logger::info('tagged thread as mention', ['parent' => $parent_id, 'parent-uri-id' => $item['parent-uri-id'], 'uid' => $item['uid']]);
933 // Update the contact relations
934 Contact\Relation::store($toplevel_parent['author-id'], $item['author-id'], $item['created']);
937 $parent_origin = $item['origin'];
940 $item['parent-uri-id'] = ItemURI::getIdByURI($item['parent-uri']);
941 $item['thr-parent-id'] = ItemURI::getIdByURI($item['thr-parent']);
943 // Is this item available in the global items (with uid=0)?
944 if ($item["uid"] == 0) {
945 $item["global"] = true;
947 // Set the global flag on all items if this was a global item entry
948 Post::update(['global' => true], ['uri-id' => $item['uri-id']]);
950 $item['global'] = Post::exists(['uid' => 0, 'uri-id' => $item['uri-id']]);
954 if (!empty($item["allow_cid"] . $item["allow_gid"] . $item["deny_cid"] . $item["deny_gid"])) {
955 $item["private"] = self::PRIVATE;
958 if ($notify && $post_local) {
959 $item['edit'] = false;
960 $item['parent'] = $parent_id;
962 // Trigger automatic reactions for addons
963 if (!isset($item['api_source'])) {
964 $item['api_source'] = true;
967 // We have to tell the hooks who we are - this really should be improved
969 $_SESSION['authenticated'] = true;
970 $_SESSION['uid'] = $uid;
971 $dummy_session = true;
973 $dummy_session = false;
976 Hook::callAll('post_local', $item);
978 if ($dummy_session) {
979 unset($_SESSION['authenticated']);
980 unset($_SESSION['uid']);
982 } elseif (!$notify) {
983 Hook::callAll('post_remote', $item);
986 if (!empty($item['cancel'])) {
987 Logger::notice('post cancelled by addon.');
991 if (empty($item['vid']) && !empty($item['verb'])) {
992 $item['vid'] = Verb::getID($item['verb']);
995 // Creates or assigns the permission set
996 $item['psid'] = DI::permissionSet()->selectOrCreate(
997 DI::permissionSetFactory()->createFromString(
1005 if (!empty($item['extid'])) {
1006 $item['external-id'] = ItemURI::getIdByURI($item['extid']);
1009 if ($item['verb'] == Activity::ANNOUNCE) {
1010 self::setOwnerforResharedItem($item);
1013 if (isset($item['attachments'])) {
1014 foreach ($item['attachments'] as $attachment) {
1015 $attachment['uri-id'] = $item['uri-id'];
1016 Post\Media::insert($attachment);
1018 unset($item['attachments']);
1021 Post\Media::insertFromAttachmentData($item['uri-id'], $item['body']);
1023 // Remove all media attachments from the body and store them in the post-media table
1024 $item['raw-body'] = Post\Media::insertFromBody($item['uri-id'], $item['raw-body']);
1025 $item['raw-body'] = self::setHashtags($item['raw-body']);
1027 if (!DBA::exists('contact', ['id' => $item['author-id'], 'network' => Protocol::DFRN])) {
1028 Post\Media::insertFromRelevantUrl($item['uri-id'], $item['raw-body']);
1031 // Check for hashtags in the body and repair or add hashtag links
1032 $item['body'] = self::setHashtags($item['body']);
1034 if (stristr($item['verb'], Activity::POKE)) {
1035 $notify_type = Delivery::POKE;
1037 $notify_type = Delivery::POST;
1040 // Filling item related side tables
1041 if (!empty($item['attach'])) {
1042 Post\Media::insertFromAttachment($item['uri-id'], $item['attach']);
1045 if (empty($item['event-id'])) {
1046 unset($item['event-id']);
1048 $ev = Event::fromBBCode($item['body']);
1049 if ((!empty($ev['desc']) || !empty($ev['summary'])) && !empty($ev['start'])) {
1050 Logger::info('Event found.');
1051 $ev['cid'] = $item['contact-id'];
1052 $ev['uid'] = $item['uid'];
1053 $ev['uri'] = $item['uri'];
1054 $ev['edited'] = $item['edited'];
1055 $ev['private'] = $item['private'];
1056 $ev['guid'] = $item['guid'];
1057 $ev['plink'] = $item['plink'];
1058 $ev['network'] = $item['network'];
1059 $ev['protocol'] = $item['protocol'] ?? Conversation::PARCEL_UNKNOWN;
1060 $ev['direction'] = $item['direction'] ?? Conversation::UNKNOWN;
1061 $ev['source'] = $item['source'] ?? '';
1063 $event = DBA::selectFirst('event', ['id'], ['uri' => $item['uri'], 'uid' => $item['uid']]);
1064 if (DBA::isResult($event)) {
1065 $ev['id'] = $event['id'];
1068 $event_id = Event::store($ev);
1069 $item = Event::getItemArrayForImportedId($event_id, $item);
1071 Logger::info('Event was stored', ['id' => $event_id]);
1075 if (empty($item['causer-id'])) {
1076 unset($item['causer-id']);
1079 if (in_array($item['network'], [Protocol::ACTIVITYPUB, Protocol::DFRN])) {
1080 $content_warning = BBCode::getAbstract($item['body'], Protocol::ACTIVITYPUB);
1081 if (!empty($content_warning) && empty($item['content-warning'])) {
1082 $item['content-warning'] = $content_warning;
1086 Post::insert($item['uri-id'], $item);
1088 if ($item['gravity'] == GRAVITY_PARENT) {
1089 Post\Thread::insert($item['uri-id'], $item);
1092 if (!in_array($item['verb'], self::ACTIVITIES)) {
1093 Post\Content::insert($item['uri-id'], $item);
1096 // Create Diaspora signature
1097 if ($item['origin'] && empty($item['diaspora_signed_text']) && ($item['gravity'] != GRAVITY_PARENT)) {
1098 $signed = Diaspora::createCommentSignature($item);
1099 if (!empty($signed)) {
1100 $item['diaspora_signed_text'] = json_encode($signed);
1104 if (!empty($item['diaspora_signed_text'])) {
1105 DBA::replace('diaspora-interaction', ['uri-id' => $item['uri-id'], 'interaction' => $item['diaspora_signed_text']]);
1108 // Attached file links
1109 if (!empty($item['file'])) {
1110 Post\Category::storeTextByURIId($item['uri-id'], $item['uid'], $item['file']);
1113 // Delivery relevant data
1114 $delivery_data = Post\DeliveryData::extractFields($item);
1116 if (!empty($item['origin']) || !empty($item['wall']) || !empty($delivery_data['postopts']) || !empty($delivery_data['inform'])) {
1117 Post\DeliveryData::insert($item['uri-id'], $delivery_data);
1120 // Store tags from the body if this hadn't been handled previously in the protocol classes
1121 if (!Tag::existsForPost($item['uri-id'])) {
1122 Tag::storeFromBody($item['uri-id'], $item['body']);
1125 $condition = ['uri-id' => $item['uri-id'], 'uid' => $item['uid']];
1126 if (Post::exists($condition)) {
1127 Logger::notice('Item is already inserted - aborting', $condition);
1131 $post_user_id = Post\User::insert($item['uri-id'], $item['uid'], $item);
1132 if (!$post_user_id) {
1133 Logger::notice('Post-User is already inserted - aborting', ['uid' => $item['uid'], 'uri-id' => $item['uri-id']]);
1137 if ($item['gravity'] == GRAVITY_PARENT) {
1138 $item['post-user-id'] = $post_user_id;
1139 Post\ThreadUser::insert($item['uri-id'], $item['uid'], $item);
1142 Logger::notice('created item', ['post-id' => $post_user_id, 'uid' => $item['uid'], 'network' => $item['network'], 'uri-id' => $item['uri-id'], 'guid' => $item['guid']]);
1144 $posted_item = Post::selectFirst(self::ITEM_FIELDLIST, ['post-user-id' => $post_user_id]);
1145 if (!DBA::isResult($posted_item)) {
1146 // On failure store the data into a spool file so that the "SpoolPost" worker can try again later.
1147 Logger::warning('Could not store item. it will be spooled', ['id' => $post_user_id]);
1148 self::spool($orig_item);
1152 // update the commented timestamp on the parent
1153 if (DI::config()->get('system', 'like_no_comment')) {
1154 // Update when it is a comment
1155 $update_commented = in_array($posted_item['gravity'], [GRAVITY_PARENT, GRAVITY_COMMENT]);
1157 // Update when it isn't a follow or tag verb
1158 $update_commented = !in_array($posted_item['verb'], [Activity::FOLLOW, Activity::TAG]);
1161 if ($update_commented) {
1162 $fields = ['commented' => DateTimeFormat::utcNow(), 'changed' => DateTimeFormat::utcNow()];
1164 $fields = ['changed' => DateTimeFormat::utcNow()];
1167 Post::update($fields, ['uri-id' => $posted_item['parent-uri-id'], 'uid' => $posted_item['uid']]);
1169 // In that function we check if this is a forum post. Additionally we delete the item under certain circumstances
1170 if (self::tagDeliver($posted_item['uid'], $post_user_id)) {
1171 // Get the user information for the logging
1172 $user = User::getById($uid);
1174 Logger::notice('Item had been deleted', ['id' => $post_user_id, 'user' => $uid, 'account-type' => $user['account-type']]);
1179 if (!\Friendica\Content\Feature::isEnabled($posted_item['uid'], 'explicit_mentions') && ($posted_item['gravity'] == GRAVITY_COMMENT)) {
1180 Tag::createImplicitMentions($posted_item['uri-id'], $posted_item['thr-parent-id']);
1182 Hook::callAll('post_local_end', $posted_item);
1184 Hook::callAll('post_remote_end', $posted_item);
1187 if ($posted_item['gravity'] === GRAVITY_PARENT) {
1188 self::addShadow($post_user_id);
1190 self::addShadowPost($post_user_id);
1193 self::updateContact($posted_item);
1195 Post\UserNotification::setNotification($posted_item['uri-id'], $posted_item['uid']);
1197 // Distribute items to users who subscribed to their tags
1198 self::distributeByTags($posted_item);
1200 // Automatically reshare the item if the "remote_self" option is selected
1201 self::autoReshare($posted_item);
1203 $transmit = $notify || ($posted_item['visible'] && ($parent_origin || $posted_item['origin']));
1206 // Don't relay participation messages
1207 if (($posted_item['verb'] == Activity::FOLLOW) &&
1208 (!$posted_item['origin'] || ($posted_item['author-id'] != Contact::getPublicIdByUserId($uid)))) {
1209 Logger::info('Participation messages will not be relayed', ['item' => $posted_item['id'], 'uri' => $posted_item['uri'], 'verb' => $posted_item['verb']]);
1215 Worker::add(['priority' => $priority, 'dont_fork' => true], 'Notifier', $notify_type, (int)$posted_item['uri-id'], (int)$posted_item['uid']);
1218 return $post_user_id;
1222 * Change the owner of a parent item if it had been shared by a forum
1224 * (public) forum posts in the new format consist of the regular post by the author
1225 * followed by an announce message sent from the forum account.
1226 * Changing the owner helps in grouping forum posts.
1228 * @param array $item
1231 private static function setOwnerforResharedItem(array $item)
1233 $parent = Post::selectFirst(['id', 'causer-id', 'owner-id', 'author-id', 'author-link', 'origin', 'post-reason'],
1234 ['uri-id' => $item['thr-parent-id'], 'uid' => $item['uid']]);
1235 if (!DBA::isResult($parent)) {
1236 Logger::error('Parent not found', ['uri-id' => $item['thr-parent-id'], 'uid' => $item['uid']]);
1240 $author = Contact::selectFirst(['url', 'contact-type', 'network'], ['id' => $item['author-id']]);
1241 if (!DBA::isResult($author)) {
1242 Logger::error('Author not found', ['id' => $item['author-id']]);
1246 $self_contact = Contact::selectFirst(['id'], ['uid' => $item['uid'], 'self' => true]);
1247 $self = !empty($self_contact) ? $self_contact['id'] : 0;
1249 $cid = Contact::getIdForURL($author['url'], $item['uid']);
1250 if (empty($cid) || (!Contact::isSharing($cid, $item['uid']) && ($cid != $self))) {
1251 Logger::info('The resharer is not a following contact: quit', ['resharer' => $author['url'], 'uid' => $item['uid'], 'cid' => $cid]);
1255 if ($author['contact-type'] != Contact::TYPE_COMMUNITY) {
1256 if ($parent['post-reason'] == self::PR_ANNOUNCEMENT) {
1257 Logger::info('The parent is already marked as announced: quit', ['causer' => $parent['causer-id'], 'owner' => $parent['owner-id'], 'author' => $parent['author-id'], 'uid' => $item['uid']]);
1261 if (Contact::isSharing($parent['owner-id'], $item['uid'])) {
1262 Logger::info('The resharer is no forum: quit', ['resharer' => $item['author-id'], 'owner' => $parent['owner-id'], 'author' => $parent['author-id'], 'uid' => $item['uid']]);
1267 self::update(['post-reason' => self::PR_ANNOUNCEMENT, 'causer-id' => $item['author-id']], ['id' => $parent['id']]);
1268 Logger::info('Set announcement post-reason', ['uri-id' => $item['uri-id'], 'thr-parent-id' => $item['thr-parent-id'], 'uid' => $item['uid']]);
1272 * Distribute the given item to users who subscribed to their tags
1274 * @param array $item Processed item
1276 private static function distributeByTags(array $item)
1278 if (($item['uid'] != 0) || ($item['gravity'] != GRAVITY_PARENT) || !in_array($item['network'], Protocol::FEDERATED)) {
1282 $uids = Tag::getUIDListByURIId($item['uri-id']);
1283 foreach ($uids as $uid) {
1284 if (Contact::isSharing($item['author-id'], $uid)) {
1287 $fields = ['post-reason' => self::PR_TAG];
1290 $stored = self::storeForUserByUriId($item['uri-id'], $uid, $fields);
1291 Logger::info('Stored item for users', ['uri-id' => $item['uri-id'], 'uid' => $uid, 'fields' => $fields, 'stored' => $stored]);
1296 * Distributes public items to the receivers
1298 * @param integer $itemid Item ID that should be added
1299 * @param string $signed_text Original text (for Diaspora signatures), JSON encoded.
1300 * @throws \Exception
1302 public static function distribute($itemid, $signed_text = '')
1304 $condition = ["`id` IN (SELECT `parent` FROM `post-user-view` WHERE `id` = ?)", $itemid];
1305 $parent = Post::selectFirst(['owner-id'], $condition);
1306 if (!DBA::isResult($parent)) {
1307 Logger::warning('Item not found', ['condition' => $condition]);
1311 // Only distribute public items from native networks
1312 $condition = ['id' => $itemid, 'uid' => 0,
1313 'network' => array_merge(Protocol::FEDERATED ,['']),
1314 'visible' => true, 'deleted' => false, 'private' => [self::PUBLIC, self::UNLISTED]];
1315 $item = Post::selectFirst(self::ITEM_FIELDLIST, $condition);
1316 if (!DBA::isResult($item)) {
1317 Logger::warning('Item not found', ['condition' => $condition]);
1321 $origin = $item['origin'];
1325 /// @todo add a field "pcid" in the contact table that referrs to the public contact id.
1326 $owner = DBA::selectFirst('contact', ['url', 'nurl', 'alias'], ['id' => $parent['owner-id']]);
1327 if (!DBA::isResult($owner)) {
1331 $condition = ['nurl' => $owner['nurl'], 'rel' => [Contact::SHARING, Contact::FRIEND]];
1332 $contacts = DBA::select('contact', ['uid'], $condition);
1333 while ($contact = DBA::fetch($contacts)) {
1334 if ($contact['uid'] == 0) {
1338 $users[$contact['uid']] = $contact['uid'];
1340 DBA::close($contacts);
1342 $condition = ['alias' => $owner['url'], 'rel' => [Contact::SHARING, Contact::FRIEND]];
1343 $contacts = DBA::select('contact', ['uid'], $condition);
1344 while ($contact = DBA::fetch($contacts)) {
1345 if ($contact['uid'] == 0) {
1349 $users[$contact['uid']] = $contact['uid'];
1351 DBA::close($contacts);
1353 if (!empty($owner['alias'])) {
1354 $condition = ['nurl' => Strings::normaliseLink($owner['alias']), 'rel' => [Contact::SHARING, Contact::FRIEND]];
1355 $contacts = DBA::select('contact', ['uid'], $condition);
1356 while ($contact = DBA::fetch($contacts)) {
1357 if ($contact['uid'] == 0) {
1361 $users[$contact['uid']] = $contact['uid'];
1363 DBA::close($contacts);
1368 if ($item['uri-id'] != $item['parent-uri-id']) {
1369 $parents = Post::select(['uid', 'origin'], ["`uri-id` = ? AND `uid` != 0", $item['parent-uri-id']]);
1370 while ($parent = Post::fetch($parents)) {
1371 $users[$parent['uid']] = $parent['uid'];
1372 if ($parent['origin'] && !$origin) {
1373 $origin_uid = $parent['uid'];
1376 DBA::close($parents);
1379 foreach ($users as $uid) {
1380 if ($origin_uid == $uid) {
1381 $item['diaspora_signed_text'] = $signed_text;
1383 self::storeForUser($item, $uid);
1388 * Store a public item defined by their URI-ID for the given users
1390 * @param integer $uri_id URI-ID of the given item
1391 * @param integer $uid The user that will receive the item entry
1392 * @param array $fields Additional fields to be stored
1393 * @param integer $source_uid User id of the source post
1394 * @return integer stored item id
1396 public static function storeForUserByUriId(int $uri_id, int $uid, array $fields = [], int $source_uid = 0)
1398 if ($uid == $source_uid) {
1399 Logger::warning('target UID must not be be equal to the source UID', ['uri-id' => $uri_id, 'uid' => $uid]);
1403 $item = Post::selectFirst(self::ITEM_FIELDLIST, ['uri-id' => $uri_id, 'uid' => $source_uid]);
1404 if (!DBA::isResult($item)) {
1405 Logger::warning('Item could not be fetched', ['uri-id' => $uri_id, 'uid' => $source_uid]);
1409 if (($source_uid == 0) && (($item['private'] == self::PRIVATE) || !in_array($item['network'], Protocol::FEDERATED))) {
1410 Logger::notice('Item is private or not from a federated network. It will not be stored for the user.', ['uri-id' => $uri_id, 'uid' => $uid, 'private' => $item['private'], 'network' => $item['network']]);
1414 $item['post-reason'] = self::PR_STORED;
1416 $item = array_merge($item, $fields);
1418 $is_reshare = ($item['gravity'] == GRAVITY_ACTIVITY) && ($item['verb'] == Activity::ANNOUNCE);
1420 if ((($item['gravity'] == GRAVITY_PARENT) || $is_reshare) &&
1421 DI::pConfig()->get($uid, 'system', 'accept_only_sharer') == self::COMPLETION_NONE &&
1422 !Contact::isSharingByURL($item['author-link'], $uid) &&
1423 !Contact::isSharingByURL($item['owner-link'], $uid)) {
1424 Logger::info('Contact is not a follower, thread will not be stored', ['author' => $item['author-link'], 'uid' => $uid]);
1428 if ((($item['gravity'] == GRAVITY_COMMENT) || $is_reshare) && !Post::exists(['uri-id' => $item['thr-parent-id'], 'uid' => $uid])) {
1429 // Fetch the origin user for the post
1430 $origin_uid = self::GetOriginUidForUriId($item['thr-parent-id'], $uid);
1431 if (is_null($origin_uid)) {
1432 Logger::info('Origin item was not found', ['uid' => $uid, 'uri-id' => $item['thr-parent-id']]);
1436 $causer = $item['causer-id'] ?: $item['author-id'];
1437 $result = self::storeForUserByUriId($item['thr-parent-id'], $uid, ['causer-id' => $causer, 'post-reason' => self::PR_FETCHED], $origin_uid);
1438 Logger::info('Fetched thread parent', ['uri-id' => $item['thr-parent-id'], 'uid' => $uid, 'causer' => $causer, 'result' => $result]);
1441 $stored = self::storeForUser($item, $uid);
1442 Logger::info('Item stored for user', ['uri-id' => $item['uri-id'], 'uid' => $uid, 'source-uid' => $source_uid, 'stored' => $stored]);
1447 * Returns the origin uid of a post if the given user is allowed to see it.
1453 private static function GetOriginUidForUriId(int $uriid, int $uid)
1455 if (Post::exists(['uri-id' => $uriid, 'uid' => $uid])) {
1459 $post = Post::selectFirst(['uid', 'allow_cid', 'allow_gid', 'deny_cid', 'deny_gid', 'private'], ['uri-id' => $uriid, 'origin' => true]);
1460 if (!empty($post)) {
1461 if (in_array($post['private'], [Item::PUBLIC, Item::UNLISTED])) {
1462 return $post['uid'];
1465 $pcid = Contact::getPublicIdByUserId($uid);
1470 foreach (Item::enumeratePermissions($post, true) as $receiver) {
1471 if ($receiver == $pcid) {
1472 return $post['uid'];
1479 if (Post::exists(['uri-id' => $uriid, 'uid' => 0])) {
1483 // When the post belongs to a a forum then all forum users are allowed to access it
1484 foreach (Tag::getByURIId($uriid, [Tag::MENTION, Tag::EXCLUSIVE_MENTION]) as $tag) {
1485 if (DBA::exists('contact', ['uid' => $uid, 'nurl' => Strings::normaliseLink($tag['url']), 'contact-type' => Contact::TYPE_COMMUNITY])) {
1486 $target_uid = User::getIdForURL($tag['url']);
1487 if (!empty($target_uid)) {
1497 * Store a public item array for the given users
1499 * @param array $item The item entry that will be stored
1500 * @param integer $uid The user that will receive the item entry
1501 * @return integer stored item id
1502 * @throws \Exception
1504 private static function storeForUser(array $item, int $uid)
1506 if (Post::exists(['uri-id' => $item['uri-id'], 'uid' => $uid])) {
1507 if (!empty($item['event-id'])) {
1508 $post = Post::selectFirst(['event-id'], ['uri-id' => $item['uri-id'], 'uid' => $uid]);
1509 if (!empty($post['event-id'])) {
1510 $event = DBA::selectFirst('event', ['edited', 'start', 'finish', 'summary', 'desc', 'location', 'nofinish', 'adjust'], ['id' => $item['event-id']]);
1511 if (!empty($event)) {
1512 // We aren't using "Event::store" here, since we don't want to trigger any further action
1513 $ret = DBA::update('event', $event, ['id' => $post['event-id']]);
1514 Logger::info('Event updated', ['uid' => $uid, 'source-event' => $item['event-id'], 'target-event' => $post['event-id'], 'ret' => $ret]);
1518 Logger::info('Item already exists', ['uri-id' => $item['uri-id'], 'uid' => $uid]);
1522 // Data from the "post-user" table
1524 unset($item['mention']);
1525 unset($item['starred']);
1526 unset($item['unseen']);
1527 unset($item['psid']);
1528 unset($item['pinned']);
1529 unset($item['ignored']);
1530 unset($item['pubmail']);
1531 unset($item['event-id']);
1532 unset($item['hidden']);
1533 unset($item['notification-type']);
1534 unset($item['post-reason']);
1536 // Data from the "post-delivery-data" table
1537 unset($item['postopts']);
1538 unset($item['inform']);
1540 $item['uid'] = $uid;
1541 $item['origin'] = 0;
1544 if ($item['gravity'] == GRAVITY_PARENT) {
1545 $contact = Contact::getByURLForUser($item['owner-link'], $uid, false, ['id']);
1547 $contact = Contact::getByURLForUser($item['author-link'], $uid, false, ['id']);
1550 if (!empty($contact['id'])) {
1551 $item['contact-id'] = $contact['id'];
1553 // Shouldn't happen at all
1554 Logger::warning('contact-id could not be fetched', ['uid' => $uid, 'item' => $item]);
1555 $self = DBA::selectFirst('contact', ['id'], ['self' => true, 'uid' => $uid]);
1556 if (!DBA::isResult($self)) {
1557 // Shouldn't happen even less
1558 Logger::warning('self contact could not be fetched', ['uid' => $uid, 'item' => $item]);
1561 $item['contact-id'] = $self['id'];
1565 if ($item['gravity'] == GRAVITY_PARENT) {
1566 $contact = DBA::selectFirst('contact', [], ['id' => $item['contact-id'], 'self' => false]);
1567 if (DBA::isResult($contact)) {
1568 $notify = self::isRemoteSelf($contact, $item);
1572 $distributed = self::insert($item, $notify);
1574 if (!$distributed) {
1575 Logger::info("Distributed item wasn't stored", ['uri-id' => $item['uri-id'], 'user' => $uid]);
1577 Logger::info('Distributed item was stored', ['uri-id' => $item['uri-id'], 'user' => $uid, 'stored' => $distributed]);
1579 return $distributed;
1583 * Add a shadow entry for a given item id that is a thread starter
1585 * We store every public item entry additionally with the user id "0".
1586 * This is used for the community page and for the search.
1587 * It is planned that in the future we will store public item entries only once.
1589 * @param integer $itemid Item ID that should be added
1590 * @throws \Exception
1592 private static function addShadow($itemid)
1594 $fields = ['uid', 'private', 'visible', 'deleted', 'network', 'uri-id'];
1595 $condition = ['id' => $itemid, 'gravity' => GRAVITY_PARENT];
1596 $item = Post::selectFirst($fields, $condition);
1598 if (!DBA::isResult($item)) {
1602 // is it already a copy?
1603 if (($itemid == 0) || ($item['uid'] == 0)) {
1607 // Is it a visible public post?
1608 if (!$item["visible"] || $item["deleted"] || ($item["private"] == self::PRIVATE)) {
1612 // is it an entry from a connector? Only add an entry for natively connected networks
1613 if (!in_array($item["network"], array_merge(Protocol::FEDERATED ,['']))) {
1617 if (Post::exists(['uri-id' => $item['uri-id'], 'uid' => 0])) {
1621 $item = Post::selectFirst(self::ITEM_FIELDLIST, ['id' => $itemid]);
1623 if (DBA::isResult($item)) {
1624 // Preparing public shadow (removing user specific data)
1627 unset($item['parent']);
1628 unset($item['wall']);
1629 unset($item['mention']);
1630 unset($item['origin']);
1631 unset($item['starred']);
1632 unset($item['postopts']);
1633 unset($item['inform']);
1634 unset($item['post-reason']);
1635 if ($item['uri-id'] == $item['parent-uri-id']) {
1636 $item['contact-id'] = $item['owner-id'];
1638 $item['contact-id'] = $item['author-id'];
1641 $public_shadow = self::insert($item);
1643 Logger::info('Stored public shadow', ['thread' => $itemid, 'id' => $public_shadow]);
1648 * Add a shadow entry for a given item id that is a comment
1650 * This function does the same like the function above - but for comments
1652 * @param integer $itemid Item ID that should be added
1653 * @throws \Exception
1655 private static function addShadowPost($itemid)
1657 $item = Post::selectFirst(self::ITEM_FIELDLIST, ['id' => $itemid]);
1658 if (!DBA::isResult($item)) {
1662 // Is it a toplevel post?
1663 if ($item['gravity'] == GRAVITY_PARENT) {
1664 self::addShadow($itemid);
1668 // Is this a shadow entry?
1669 if ($item['uid'] == 0) {
1673 // Is there a shadow parent?
1674 if (!Post::exists(['uri-id' => $item['parent-uri-id'], 'uid' => 0])) {
1678 // Is there already a shadow entry?
1679 if (Post::exists(['uri-id' => $item['uri-id'], 'uid' => 0])) {
1683 // Save "origin" and "parent" state
1684 $origin = $item['origin'];
1685 $parent = $item['parent'];
1687 // Preparing public shadow (removing user specific data)
1690 unset($item['parent']);
1691 unset($item['wall']);
1692 unset($item['mention']);
1693 unset($item['origin']);
1694 unset($item['starred']);
1695 unset($item['postopts']);
1696 unset($item['inform']);
1697 unset($item['post-reason']);
1698 $item['contact-id'] = Contact::getIdForURL($item['author-link']);
1700 $public_shadow = self::insert($item);
1702 Logger::info('Stored public shadow', ['uri-id' => $item['uri-id'], 'id' => $public_shadow]);
1704 // If this was a comment to a Diaspora post we don't get our comment back.
1705 // This means that we have to distribute the comment by ourselves.
1706 if ($origin && Post::exists(['id' => $parent, 'network' => Protocol::DIASPORA])) {
1707 self::distribute($public_shadow);
1712 * Adds a language specification in a "language" element of given $arr.
1713 * Expects "body" element to exist in $arr.
1715 * @param array $item
1716 * @return string detected language
1717 * @throws \Text_LanguageDetect_Exception
1719 private static function getLanguage(array $item)
1721 if (!empty($item['language'])) {
1722 return $item['language'];
1725 if (!in_array($item['gravity'], [GRAVITY_PARENT, GRAVITY_COMMENT]) || empty($item['body'])) {
1729 // Convert attachments to links
1730 $naked_body = BBCode::removeAttachment($item['body']);
1731 if (empty($naked_body)) {
1735 // Remove links and pictures
1736 $naked_body = BBCode::removeLinks($naked_body);
1738 // Convert the title and the body to plain text
1739 $naked_body = trim($item['title'] . "\n" . BBCode::toPlaintext($naked_body));
1741 // Remove possibly remaining links
1742 $naked_body = preg_replace(Strings::autoLinkRegEx(), '', $naked_body);
1744 if (empty($naked_body)) {
1748 $availableLanguages = DI::l10n()->getAvailableLanguages();
1749 // See https://github.com/friendica/friendica/issues/10511
1750 // Persian is manually added to language detection until a persian translation is provided for the interface, at
1751 // which point it will be automatically available through `getAvailableLanguages()` and this should be removed.
1752 $availableLanguages['fa'] = 'fa';
1754 $ld = new Language($availableLanguages);
1755 $languages = $ld->detect($naked_body)->limit(0, 3)->close();
1756 if (is_array($languages)) {
1757 return json_encode($languages);
1763 public static function getLanguageMessage(array $item)
1765 $iso639 = new \Matriphe\ISO639\ISO639;
1767 $used_languages = '';
1768 foreach (json_decode($item['language'], true) as $language => $reliability) {
1769 $used_languages .= $iso639->languageByCode1($language) . ' (' . $language . "): " . number_format($reliability, 5) . '\n';
1771 $used_languages = DI::l10n()->t('Detected languages in this post:\n%s', $used_languages);
1772 return $used_languages;
1776 * Creates an unique guid out of a given uri.
1777 * This function is used for messages outside the fediverse (Connector posts, feeds, Mails, ...)
1778 * Posts that are created on this system are using System::createUUID.
1779 * Received ActivityPub posts are using Processor::getGUIDByURL.
1781 * @param string $uri uri of an item entry
1782 * @param string $host hostname for the GUID prefix
1783 * @return string unique guid
1785 public static function guidFromUri($uri, $host)
1787 // Our regular guid routine is using this kind of prefix as well
1788 // We have to avoid that different routines could accidentally create the same value
1789 $parsed = parse_url($uri);
1791 // Remove the scheme to make sure that "https" and "http" doesn't make a difference
1792 unset($parsed["scheme"]);
1794 // Glue it together to be able to make a hash from it
1795 $host_id = implode("/", $parsed);
1797 // Use a mixture of several hashes to provide some GUID like experience
1798 return hash("crc32", $host) . '-'. hash('joaat', $host_id) . '-'. hash('fnv164', $host_id);
1802 * generate an unique URI
1804 * @param integer $uid User id
1805 * @param string $guid An existing GUID (Otherwise it will be generated)
1808 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
1810 public static function newURI($uid, $guid = "")
1813 $guid = System::createUUID();
1816 return DI::baseUrl()->get() . '/objects/' . $guid;
1820 * Set "success_update" and "last-item" to the date of the last time we heard from this contact
1822 * This can be used to filter for inactive contacts.
1823 * Only do this for public postings to avoid privacy problems, since poco data is public.
1824 * Don't set this value if it isn't from the owner (could be an author that we don't know)
1826 * @param array $arr Contains the just posted item record
1827 * @throws \Exception
1829 private static function updateContact($arr)
1831 // Unarchive the author
1832 $contact = DBA::selectFirst('contact', [], ['id' => $arr["author-id"]]);
1833 if (DBA::isResult($contact)) {
1834 Contact::unmarkForArchival($contact);
1837 // Unarchive the contact if it's not our own contact
1838 $contact = DBA::selectFirst('contact', [], ['id' => $arr["contact-id"], 'self' => false]);
1839 if (DBA::isResult($contact)) {
1840 Contact::unmarkForArchival($contact);
1843 /// @todo On private posts we could obfuscate the date
1844 $update = ($arr['private'] != self::PRIVATE) || in_array($arr['network'], Protocol::FEDERATED);
1846 // Is it a forum? Then we don't care about the rules from above
1847 if (!$update && in_array($arr["network"], [Protocol::ACTIVITYPUB, Protocol::DFRN]) && ($arr["parent-uri-id"] === $arr["uri-id"])) {
1848 if (DBA::exists('contact', ['id' => $arr['contact-id'], 'forum' => true])) {
1854 // The "self" contact id is used (for example in the connectors) when the contact is unknown
1855 // So we have to ensure to only update the last item when it had been our own post,
1856 // or it had been done by a "regular" contact.
1857 if (!empty($arr['wall'])) {
1858 $condition = ['id' => $arr['contact-id']];
1860 $condition = ['id' => $arr['contact-id'], 'self' => false];
1862 Contact::update(['failed' => false, 'success_update' => $arr['received'], 'last-item' => $arr['received']], $condition);
1864 // Now do the same for the system wide contacts with uid=0
1865 if ($arr['private'] != self::PRIVATE) {
1866 Contact::update(['failed' => false, 'success_update' => $arr['received'], 'last-item' => $arr['received']],
1867 ['id' => $arr['owner-id']]);
1869 if ($arr['owner-id'] != $arr['author-id']) {
1870 Contact::update(['failed' => false, 'success_update' => $arr['received'], 'last-item' => $arr['received']],
1871 ['id' => $arr['author-id']]);
1876 public static function setHashtags($body)
1878 $body = BBCode::performWithEscapedTags($body, ['noparse', 'pre', 'code', 'img'], function ($body) {
1879 $tags = BBCode::getTags($body);
1882 if (!count($tags)) {
1886 // This sorting is important when there are hashtags that are part of other hashtags
1887 // Otherwise there could be problems with hashtags like #test and #test2
1888 // Because of this we are sorting from the longest to the shortest tag.
1889 usort($tags, function ($a, $b) {
1890 return strlen($b) <=> strlen($a);
1893 $URLSearchString = "^\[\]";
1895 // All hashtags should point to the home server if "local_tags" is activated
1896 if (DI::config()->get('system', 'local_tags')) {
1897 $body = preg_replace("/#\[url\=([$URLSearchString]*)\](.*?)\[\/url\]/ism",
1898 "#[url=" . DI::baseUrl() . "/search?tag=$2]$2[/url]", $body);
1901 // mask hashtags inside of url, bookmarks and attachments to avoid urls in urls
1902 $body = preg_replace_callback("/\[url\=([$URLSearchString]*)\](.*?)\[\/url\]/ism",
1904 return ("[url=" . str_replace("#", "#", $match[1]) . "]" . str_replace("#", "#", $match[2]) . "[/url]");
1907 $body = preg_replace_callback("/\[bookmark\=([$URLSearchString]*)\](.*?)\[\/bookmark\]/ism",
1909 return ("[bookmark=" . str_replace("#", "#", $match[1]) . "]" . str_replace("#", "#", $match[2]) . "[/bookmark]");
1912 $body = preg_replace_callback("/\[attachment (.*?)\](.*?)\[\/attachment\]/ism",
1914 return ("[attachment " . str_replace("#", "#", $match[1]) . "]" . $match[2] . "[/attachment]");
1917 // Repair recursive urls
1918 $body = preg_replace("/#\[url\=([$URLSearchString]*)\](.*?)\[\/url\]/ism",
1921 foreach ($tags as $tag) {
1922 if ((strpos($tag, '#') !== 0) || strpos($tag, '[url=') || strlen($tag) < 2 || $tag[1] == '#') {
1926 $basetag = str_replace('_', ' ', substr($tag, 1));
1927 $newtag = '#[url=' . DI::baseUrl() . '/search?tag=' . $basetag . ']' . $basetag . '[/url]';
1929 $body = str_replace($tag, $newtag, $body);
1932 // Convert back the masked hashtags
1933 $body = str_replace("#", "#", $body);
1942 * look for mention tags and setup a second delivery chain for forum/community posts if appropriate
1945 * @param int $item_id
1946 * @return boolean true if item was deleted, else false
1947 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
1948 * @throws \ImagickException
1950 private static function tagDeliver($uid, $item_id)
1954 $owner = User::getOwnerDataById($uid);
1955 if (!DBA::isResult($owner)) {
1956 Logger::warning('User not found, quitting here.', ['uid' => $uid]);
1960 if ($owner['contact-type'] != User::ACCOUNT_TYPE_COMMUNITY) {
1961 Logger::debug('Owner is no community, quitting here.', ['uid' => $uid, 'id' => $item_id]);
1965 $item = Post::selectFirst(self::ITEM_FIELDLIST, ['id' => $item_id, 'gravity' => [GRAVITY_PARENT, GRAVITY_COMMENT], 'origin' => false]);
1966 if (!DBA::isResult($item)) {
1967 Logger::debug('Post is an activity or origin or not found at all, quitting here.', ['id' => $item_id]);
1971 if ($item['gravity'] == GRAVITY_PARENT) {
1972 $tags = Tag::getByURIId($item['uri-id'], [Tag::MENTION, Tag::EXCLUSIVE_MENTION]);
1973 foreach ($tags as $tag) {
1974 if (Strings::compareLink($owner['url'], $tag['url'])) {
1976 Logger::info('Mention found in tag.', ['url' => $tag['url'], 'uri' => $item['uri'], 'uid' => $uid, 'id' => $item_id, 'uri-id' => $item['uri-id'], 'guid' => $item['guid']]);
1981 Logger::info('Top-level post without mention is deleted.', ['uri' => $item['uri'], $uid, 'id' => $item_id, 'uri-id' => $item['uri-id'], 'guid' => $item['guid']]);
1982 Post\User::delete(['uri-id' => $item['uri-id'], 'uid' => $item['uid']]);
1986 $arr = ['item' => $item, 'user' => $owner];
1988 Hook::callAll('tagged', $arr);
1990 $tags = Tag::getByURIId($item['parent-uri-id'], [Tag::MENTION, Tag::EXCLUSIVE_MENTION]);
1991 foreach ($tags as $tag) {
1992 if (Strings::compareLink($owner['url'], $tag['url'])) {
1994 Logger::info('Mention found in parent tag.', ['url' => $tag['url'], 'uri' => $item['uri'], 'uid' => $uid, 'id' => $item_id, 'uri-id' => $item['uri-id'], 'guid' => $item['guid']]);
1999 Logger::debug('No mentions found in parent, quitting here.', ['id' => $item_id, 'uri-id' => $item['uri-id'], 'guid' => $item['guid']]);
2004 Logger::info('Community post will be distributed', ['uri' => $item['uri'], 'uid' => $uid, 'id' => $item_id, 'uri-id' => $item['uri-id'], 'guid' => $item['guid']]);
2006 if ($owner['page-flags'] == User::PAGE_FLAGS_PRVGROUP) {
2008 $allow_gid = '<' . Group::FOLLOWERS . '>';
2011 self::performActivity($item['id'], 'announce', $uid, $allow_cid, $allow_gid, $deny_cid, $deny_gid);
2013 self::performActivity($item['id'], 'announce', $uid);
2016 Logger::info('Community post had been distributed', ['uri' => $item['uri'], 'uid' => $uid, 'id' => $item_id, 'uri-id' => $item['uri-id'], 'guid' => $item['guid']]);
2021 * Automatically reshare the item if the "remote_self" option is selected
2023 * @param array $item
2026 private static function autoReshare(array $item)
2028 if ($item['gravity'] != GRAVITY_PARENT) {
2032 if (!DBA::exists('contact', ['id' => $item['contact-id'], 'remote_self' => Contact::MIRROR_NATIVE_RESHARE])) {
2036 if (!in_array($item['network'], [Protocol::ACTIVITYPUB, Protocol::DFRN])) {
2040 Logger::info('Automatically reshare item', ['uid' => $item['uid'], 'id' => $item['id'], 'guid' => $item['guid'], 'uri-id' => $item['uri-id']]);
2042 self::performActivity($item['id'], 'announce', $item['uid']);
2045 public static function isRemoteSelf($contact, &$datarray)
2047 if (!$contact['remote_self']) {
2051 // Prevent the forwarding of posts that are forwarded
2052 if (!empty($datarray["extid"]) && ($datarray["extid"] == Protocol::DFRN)) {
2053 Logger::info('Already forwarded');
2057 // Prevent to forward already forwarded posts
2058 if ($datarray["app"] == DI::baseUrl()->getHostname()) {
2059 Logger::info('Already forwarded (second test)');
2063 // Only forward posts
2064 if ($datarray["verb"] != Activity::POST) {
2065 Logger::info('No post');
2069 if (($contact['network'] != Protocol::FEED) && ($datarray['private'] == self::PRIVATE)) {
2070 Logger::info('Not public');
2074 $datarray2 = $datarray;
2075 Logger::info('remote-self start', ['contact' => $contact['url'], 'remote_self'=> $contact['remote_self'], 'item' => $datarray]);
2076 if ($contact['remote_self'] == Contact::MIRROR_OWN_POST) {
2077 $self = DBA::selectFirst('contact', ['id', 'name', 'url', 'thumb'],
2078 ['uid' => $contact['uid'], 'self' => true]);
2079 if (DBA::isResult($self)) {
2080 $datarray['contact-id'] = $self["id"];
2082 $datarray['owner-name'] = $self["name"];
2083 $datarray['owner-link'] = $self["url"];
2084 $datarray['owner-avatar'] = $self["thumb"];
2086 $datarray['author-name'] = $datarray['owner-name'];
2087 $datarray['author-link'] = $datarray['owner-link'];
2088 $datarray['author-avatar'] = $datarray['owner-avatar'];
2090 unset($datarray['edited']);
2092 unset($datarray['network']);
2093 unset($datarray['owner-id']);
2094 unset($datarray['author-id']);
2097 if ($contact['network'] != Protocol::FEED) {
2098 $old_uri_id = $datarray["uri-id"] ?? 0;
2099 $datarray["guid"] = System::createUUID();
2100 unset($datarray["plink"]);
2101 $datarray["uri"] = self::newURI($contact['uid'], $datarray["guid"]);
2102 $datarray["uri-id"] = ItemURI::getIdByURI($datarray["uri"]);
2103 $datarray["extid"] = Protocol::DFRN;
2104 $urlpart = parse_url($datarray2['author-link']);
2105 $datarray["app"] = $urlpart["host"];
2106 if (!empty($old_uri_id)) {
2107 Post\Media::copy($old_uri_id, $datarray["uri-id"]);
2110 unset($datarray["parent-uri"]);
2111 unset($datarray["thr-parent"]);
2113 $datarray['private'] = self::PUBLIC;
2117 if ($contact['network'] != Protocol::FEED) {
2118 // Store the original post
2119 $result = self::insert($datarray2);
2120 Logger::info('remote-self post original item', ['contact' => $contact['url'], 'result'=> $result, 'item' => $datarray2]);
2122 $datarray["app"] = "Feed";
2126 return (bool)$result;
2133 * @param array $item
2136 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
2137 * @throws \ImagickException
2139 public static function fixPrivatePhotos($s, $uid, $item = null, $cid = 0)
2141 if (DI::config()->get('system', 'disable_embedded')) {
2145 Logger::info('check for photos');
2146 $site = substr(DI::baseUrl(), strpos(DI::baseUrl(), '://'));
2151 $img_start = strpos($orig_body, '[img');
2152 $img_st_close = ($img_start !== false ? strpos(substr($orig_body, $img_start), ']') : false);
2153 $img_len = ($img_start !== false ? strpos(substr($orig_body, $img_start + $img_st_close + 1), '[/img]') : false);
2155 while (($img_st_close !== false) && ($img_len !== false)) {
2156 $img_st_close++; // make it point to AFTER the closing bracket
2157 $image = substr($orig_body, $img_start + $img_st_close, $img_len);
2159 Logger::info('found photo', ['image' => $image]);
2161 if (stristr($image, $site . '/photo/')) {
2162 // Only embed locally hosted photos
2164 $i = basename($image);
2165 $i = str_replace(['.jpg', '.png', '.gif'], ['', '', ''], $i);
2166 $x = strpos($i, '-');
2169 $res = substr($i, $x + 1);
2170 $i = substr($i, 0, $x);
2171 $photo = Photo::getPhotoForUser($uid, $i, $res);
2172 if (DBA::isResult($photo)) {
2174 * Check to see if we should replace this photo link with an embedded image
2175 * 1. No need to do so if the photo is public
2176 * 2. If there's a contact-id provided, see if they're in the access list
2177 * for the photo. If so, embed it.
2178 * 3. Otherwise, if we have an item, see if the item permissions match the photo
2179 * permissions, regardless of order but first check to see if they're an exact
2180 * match to save some processing overhead.
2182 if (self::hasPermissions($photo)) {
2184 $recips = self::enumeratePermissions($photo);
2185 if (in_array($cid, $recips)) {
2189 if (self::samePermissions($uid, $item, $photo)) {
2195 $photo_img = Photo::getImageForPhoto($photo);
2196 // If a custom width and height were specified, apply before embedding
2197 if (preg_match("/\[img\=([0-9]*)x([0-9]*)\]/is", substr($orig_body, $img_start, $img_st_close), $match)) {
2198 Logger::info('scaling photo');
2200 $width = intval($match[1]);
2201 $height = intval($match[2]);
2203 $photo_img->scaleDown(max($width, $height));
2206 $data = $photo_img->asString();
2207 $type = $photo_img->getType();
2209 Logger::info('replacing photo');
2210 $image = 'data:' . $type . ';base64,' . base64_encode($data);
2211 Logger::debug('replaced', ['image' => $image]);
2217 $new_body = $new_body . substr($orig_body, 0, $img_start + $img_st_close) . $image . '[/img]';
2218 $orig_body = substr($orig_body, $img_start + $img_st_close + $img_len + strlen('[/img]'));
2219 if ($orig_body === false) {
2223 $img_start = strpos($orig_body, '[img');
2224 $img_st_close = ($img_start !== false ? strpos(substr($orig_body, $img_start), ']') : false);
2225 $img_len = ($img_start !== false ? strpos(substr($orig_body, $img_start + $img_st_close + 1), '[/img]') : false);
2228 $new_body = $new_body . $orig_body;
2233 private static function hasPermissions($obj)
2235 return !empty($obj['allow_cid']) || !empty($obj['allow_gid']) ||
2236 !empty($obj['deny_cid']) || !empty($obj['deny_gid']);
2239 private static function samePermissions($uid, $obj1, $obj2)
2241 // first part is easy. Check that these are exactly the same.
2242 if (($obj1['allow_cid'] == $obj2['allow_cid'])
2243 && ($obj1['allow_gid'] == $obj2['allow_gid'])
2244 && ($obj1['deny_cid'] == $obj2['deny_cid'])
2245 && ($obj1['deny_gid'] == $obj2['deny_gid'])) {
2249 // This is harder. Parse all the permissions and compare the resulting set.
2250 $recipients1 = self::enumeratePermissions($obj1);
2251 $recipients2 = self::enumeratePermissions($obj2);
2255 /// @TODO Comparison of arrays, maybe use array_diff_assoc() here?
2256 return ($recipients1 == $recipients2);
2260 * Returns an array of contact-ids that are allowed to see this object
2262 * @param array $obj Item array with at least uid, allow_cid, allow_gid, deny_cid and deny_gid
2263 * @param bool $check_dead Prunes unavailable contacts from the result
2265 * @throws \Exception
2267 public static function enumeratePermissions(array $obj, bool $check_dead = false)
2269 $aclFormater = DI::aclFormatter();
2271 $allow_people = $aclFormater->expand($obj['allow_cid']);
2272 $allow_groups = Group::expand($obj['uid'], $aclFormater->expand($obj['allow_gid']), $check_dead);
2273 $deny_people = $aclFormater->expand($obj['deny_cid']);
2274 $deny_groups = Group::expand($obj['uid'], $aclFormater->expand($obj['deny_gid']), $check_dead);
2275 $recipients = array_unique(array_merge($allow_people, $allow_groups));
2276 $deny = array_unique(array_merge($deny_people, $deny_groups));
2277 $recipients = array_diff($recipients, $deny);
2281 public static function expire(int $uid, int $days, string $network = "", bool $force = false)
2283 if (!$uid || ($days < 1)) {
2287 $condition = ["`uid` = ? AND NOT `deleted` AND `gravity` = ?",
2288 $uid, GRAVITY_PARENT];
2291 * $expire_network_only = save your own wall posts
2292 * and just expire conversations started by others
2294 $expire_network_only = DI::pConfig()->get($uid, 'expire', 'network_only', false);
2296 if ($expire_network_only) {
2297 $condition[0] .= " AND NOT `wall`";
2300 if ($network != "") {
2301 $condition[0] .= " AND `network` = ?";
2302 $condition[] = $network;
2305 $condition[0] .= " AND `received` < ?";
2306 $condition[] = DateTimeFormat::utc('now - ' . $days . ' day');
2308 $items = Post::select(['resource-id', 'starred', 'id', 'post-type', 'uid', 'uri-id'], $condition);
2310 if (!DBA::isResult($items)) {
2314 $expire_items = DI::pConfig()->get($uid, 'expire', 'items', true);
2316 // Forcing expiring of items - but not notes and marked items
2318 $expire_items = true;
2321 $expire_notes = DI::pConfig()->get($uid, 'expire', 'notes', true);
2322 $expire_starred = DI::pConfig()->get($uid, 'expire', 'starred', true);
2323 $expire_photos = DI::pConfig()->get($uid, 'expire', 'photos', false);
2327 $priority = DI::config()->get('system', 'expire-notify-priority');
2329 while ($item = Post::fetch($items)) {
2330 // don't expire filed items
2331 if (DBA::exists('post-category', ['uri-id' => $item['uri-id'], 'uid' => $item['uid'], 'type' => Post\Category::FILE])) {
2335 // Only expire posts, not photos and photo comments
2337 if (!$expire_photos && !empty($item['resource-id'])) {
2339 } elseif (!$expire_starred && intval($item['starred'])) {
2341 } elseif (!$expire_notes && ($item['post-type'] == self::PT_PERSONAL_NOTE)) {
2343 } elseif (!$expire_items && ($item['post-type'] != self::PT_PERSONAL_NOTE)) {
2347 self::markForDeletionById($item['id'], $priority);
2352 Logger::notice('User ' . $uid . ": expired $expired items; expire items: $expire_items, expire notes: $expire_notes, expire starred: $expire_starred, expire photos: $expire_photos");
2355 public static function firstPostDate($uid, $wall = false)
2357 $user = User::getById($uid, ['register_date']);
2362 $condition = ["`uid` = ? AND `wall` = ? AND NOT `deleted` AND `visible` AND `received` >= ?",
2363 $uid, $wall, $user['register_date']];
2364 $params = ['order' => ['received' => false]];
2365 $thread = Post::selectFirstThread(['received'], $condition, $params);
2366 if (DBA::isResult($thread)) {
2367 $postdate = substr(DateTimeFormat::local($thread['received']), 0, 10);
2374 * add/remove activity to an item
2376 * Toggle activities as like,dislike,attend of an item
2378 * @param int $item_id
2379 * @param string $verb
2380 * Activity verb. One of
2381 * like, unlike, dislike, undislike, attendyes, unattendyes,
2382 * attendno, unattendno, attendmaybe, unattendmaybe,
2383 * announce, unannouce
2385 * @param string $allow_cid
2386 * @param string $allow_gid
2387 * @param string $deny_cid
2388 * @param string $deny_gid
2390 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
2391 * @throws \ImagickException
2392 * @hook 'post_local_end'
2394 * 'post_id' => ID of posted item
2396 public static function performActivity(int $item_id, string $verb, int $uid, string $allow_cid = null, string $allow_gid = null, string $deny_cid = null, string $deny_gid = null)
2402 Logger::notice('Start create activity', ['verb' => $verb, 'item' => $item_id, 'user' => $uid]);
2404 $item = Post::selectFirst(self::ITEM_FIELDLIST, ['id' => $item_id]);
2405 if (!DBA::isResult($item)) {
2406 Logger::notice('like: unknown item', ['id' => $item_id]);
2410 $uri_id = $item['uri-id'];
2412 if (!in_array($item['uid'], [0, $uid])) {
2416 if (!Post::exists(['uri-id' => $item['parent-uri-id'], 'uid' => $uid])) {
2417 $stored = self::storeForUserByUriId($item['parent-uri-id'], $uid);
2418 if (($item['parent-uri-id'] == $item['uri-id']) && !empty($stored)) {
2419 $item = Post::selectFirst(self::ITEM_FIELDLIST, ['id' => $stored]);
2420 if (!DBA::isResult($item)) {
2421 Logger::info('Could not fetch just created item - should not happen', ['stored' => $stored, 'uid' => $uid, 'uri-id' => $uri_id]);
2427 // Retrieves the local post owner
2428 $owner = User::getOwnerDataById($uid);
2429 if (empty($owner)) {
2430 Logger::info('Empty owner for user', ['uid' => $uid]);
2434 // Retrieve the current logged in user's public contact
2435 $author_id = Contact::getIdForURL($owner['url']);
2436 if (empty($author_id)) {
2437 Logger::info('Empty public contact');
2445 $activity = Activity::LIKE;
2449 $activity = Activity::DISLIKE;
2453 $activity = Activity::ATTEND;
2457 $activity = Activity::ATTENDNO;
2460 case 'unattendmaybe':
2461 $activity = Activity::ATTENDMAYBE;
2465 $activity = Activity::FOLLOW;
2469 $activity = Activity::ANNOUNCE;
2472 Logger::notice('unknown verb', ['verb' => $verb, 'item' => $item_id]);
2476 $mode = Strings::startsWith($verb, 'un') ? 'delete' : 'create';
2478 // Enable activity toggling instead of on/off
2479 $event_verb_flag = $activity === Activity::ATTEND || $activity === Activity::ATTENDNO || $activity === Activity::ATTENDMAYBE;
2481 // Look for an existing verb row
2482 // Event participation activities are mutually exclusive, only one of them can exist at all times.
2483 if ($event_verb_flag) {
2484 $verbs = [Activity::ATTEND, Activity::ATTENDNO, Activity::ATTENDMAYBE];
2486 // Translate to the index based activity index
2488 foreach ($verbs as $verb) {
2489 $vids[] = Verb::getID($verb);
2492 $vids = Verb::getID($activity);
2495 $condition = ['vid' => $vids, 'deleted' => false, 'gravity' => GRAVITY_ACTIVITY,
2496 'author-id' => $author_id, 'uid' => $item['uid'], 'thr-parent-id' => $uri_id];
2497 $like_item = Post::selectFirst(['id', 'guid', 'verb'], $condition);
2499 if (DBA::isResult($like_item)) {
2501 * Truth table for existing activities
2503 * | Inputs || Outputs |
2504 * |----------------------------||-------------------|
2505 * | Mode | Event | Same verb || Delete? | Return? |
2506 * |--------|-------|-----------||---------|---------|
2507 * | create | Yes | Yes || No | Yes |
2508 * | create | Yes | No || Yes | No |
2509 * | create | No | Yes || No | Yes |
2510 * | create | No | No || N/A†|
2511 * | delete | Yes | Yes || Yes | N/A‡ |
2512 * | delete | Yes | No || No | N/A‡ |
2513 * | delete | No | Yes || Yes | N/A‡ |
2514 * | delete | No | No || N/A†|
2515 * |--------|-------|-----------||---------|---------|
2516 * | A | B | C || A xor C | !B or C |
2518 * †Can't happen: It's impossible to find an existing non-event activity without
2519 * the same verb because we are only looking for this single verb.
2521 * ‡ The "mode = delete" is returning early whether an existing activity was found or not.
2523 if ($mode == 'create' xor $like_item['verb'] == $activity) {
2524 self::markForDeletionById($like_item['id']);
2527 if (!$event_verb_flag || $like_item['verb'] == $activity) {
2532 // No need to go further if we aren't creating anything
2533 if ($mode == 'delete') {
2537 $objtype = $item['resource-id'] ? Activity\ObjectType::IMAGE : Activity\ObjectType::NOTE;
2540 'guid' => System::createUUID(),
2541 'uri' => self::newURI($item['uid']),
2542 'uid' => $item['uid'],
2543 'contact-id' => $owner['id'],
2544 'wall' => $item['wall'],
2546 'network' => Protocol::DFRN,
2547 'protocol' => Conversation::PARCEL_DIRECT,
2548 'direction' => Conversation::PUSH,
2549 'gravity' => GRAVITY_ACTIVITY,
2550 'parent' => $item['id'],
2551 'thr-parent' => $item['uri'],
2552 'owner-id' => $author_id,
2553 'author-id' => $author_id,
2554 'body' => $activity,
2555 'verb' => $activity,
2556 'object-type' => $objtype,
2557 'allow_cid' => $allow_cid ?? $item['allow_cid'],
2558 'allow_gid' => $allow_gid ?? $item['allow_gid'],
2559 'deny_cid' => $deny_cid ?? $item['deny_cid'],
2560 'deny_gid' => $deny_gid ?? $item['deny_gid'],
2565 $signed = Diaspora::createLikeSignature($uid, $new_item);
2566 if (!empty($signed)) {
2567 $new_item['diaspora_signed_text'] = json_encode($signed);
2570 $new_item_id = self::insert($new_item);
2572 // If the parent item isn't visible then set it to visible
2573 if (!$item['visible']) {
2574 self::update(['visible' => true], ['id' => $item['id']]);
2577 $new_item['id'] = $new_item_id;
2579 Hook::callAll('post_local_end', $new_item);
2585 * Fetch the SQL condition for the given user id
2587 * @param integer $owner_id User ID for which the permissions should be fetched
2588 * @return array condition
2590 public static function getPermissionsConditionArrayByUserId(int $owner_id)
2592 $local_user = local_user();
2593 $remote_user = Session::getRemoteContactID($owner_id);
2595 // default permissions - anonymous user
2596 $condition = ["`private` != ?", self::PRIVATE];
2598 if ($local_user && ($local_user == $owner_id)) {
2599 // Profile owner - everything is visible
2601 } elseif ($remote_user) {
2602 // Authenticated visitor - fetch the matching permissionsets
2603 $permissionSets = DI::permissionSet()->selectByContactId($remote_user, $owner_id);
2605 $condition = ["(`private` != ? OR (`private` = ? AND `wall`
2606 AND `psid` IN (" . implode(', ', array_fill(0, count($set), '?')) . ")))",
2607 self::PRIVATE, self::PRIVATE];
2608 $condition = array_merge($condition, $permissionSets->column('id'));
2616 * Get a permission SQL string for the given user
2618 * @param int $owner_id
2619 * @param string $table
2622 public static function getPermissionsSQLByUserId(int $owner_id, string $table = '')
2624 $local_user = local_user();
2625 $remote_user = Session::getRemoteContactID($owner_id);
2627 if (!empty($table)) {
2628 $table = DBA::quoteIdentifier($table) . '.';
2632 * Construct permissions
2634 * default permissions - anonymous user
2636 $sql = sprintf(" AND " . $table . "`private` != %d", self::PRIVATE);
2638 // Profile owner - everything is visible
2639 if ($local_user && ($local_user == $owner_id)) {
2641 } elseif ($remote_user) {
2643 * Authenticated visitor. Unless pre-verified,
2644 * check that the contact belongs to this $owner_id
2645 * and load the groups the visitor belongs to.
2646 * If pre-verified, the caller is expected to have already
2647 * done this and passed the groups into this function.
2649 $permissionSets = DI::permissionSet()->selectByContactId($remote_user, $owner_id);
2652 $sql_set = sprintf(" OR (" . $table . "`private` = %d AND " . $table . "`wall` AND " . $table . "`psid` IN (", self::PRIVATE) . implode(',', $permissionSets->column('id')) . "))";
2657 $sql = sprintf(" AND (" . $table . "`private` != %d", self::PRIVATE) . $sql_set . ")";
2664 * get translated item type
2666 * @param array $item
2667 * @param \Friendica\Core\L10n $l10n
2670 public static function postType(array $item, \Friendica\Core\L10n $l10n)
2672 if (!empty($item['event-id'])) {
2673 return $l10n->t('event');
2674 } elseif (!empty($item['resource-id'])) {
2675 return $l10n->t('photo');
2676 } elseif ($item['gravity'] == GRAVITY_ACTIVITY) {
2677 return $l10n->t('activity');
2678 } elseif ($item['gravity'] == GRAVITY_COMMENT) {
2679 return $l10n->t('comment');
2682 return $l10n->t('post');
2686 * Sets the "rendered-html" field of the provided item
2688 * Body is preserved to avoid side-effects as we modify it just-in-time for spoilers and private image links
2690 * @param array $item
2692 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
2693 * @todo Remove reference, simply return "rendered-html" and "rendered-hash"
2695 public static function putInCache(&$item)
2697 // Save original body to prevent addons to modify it
2698 $body = $item['body'];
2700 $rendered_hash = $item['rendered-hash'] ?? '';
2701 $rendered_html = $item['rendered-html'] ?? '';
2703 if ($rendered_hash == ''
2704 || $rendered_html == ''
2705 || $rendered_hash != hash('md5', BBCode::VERSION . '::' . $body)
2706 || DI::config()->get('system', 'ignore_cache')
2708 self::addRedirToImageTags($item);
2710 $item['rendered-html'] = BBCode::convertForUriId($item['uri-id'], $item['body']);
2711 $item['rendered-hash'] = hash('md5', BBCode::VERSION . '::' . $body);
2713 $hook_data = ['item' => $item, 'rendered-html' => $item['rendered-html'], 'rendered-hash' => $item['rendered-hash']];
2714 Hook::callAll('put_item_in_cache', $hook_data);
2715 $item['rendered-html'] = $hook_data['rendered-html'];
2716 $item['rendered-hash'] = $hook_data['rendered-hash'];
2719 // Update if the generated values differ from the existing ones
2720 if ((($rendered_hash != $item['rendered-hash']) || ($rendered_html != $item['rendered-html'])) && !empty($item['id'])) {
2723 'rendered-html' => $item['rendered-html'],
2724 'rendered-hash' => $item['rendered-hash']
2726 ['id' => $item['id']]
2731 $item['body'] = $body;
2735 * Find any non-embedded images in private items and add redir links to them
2737 * @param array &$item The field array of an item row
2739 private static function addRedirToImageTags(array &$item)
2744 $cnt = preg_match_all('|\[img\](http[^\[]*?/photo/[a-fA-F0-9]+?(-[0-9]\.[\w]+?)?)\[\/img\]|', $item['body'], $matches, PREG_SET_ORDER);
2746 foreach ($matches as $mtch) {
2747 if (strpos($mtch[1], '/redir') !== false) {
2751 if ((local_user() == $item['uid']) && ($item['private'] == self::PRIVATE) && ($item['contact-id'] != $app->getContactId()) && ($item['network'] == Protocol::DFRN)) {
2752 $img_url = 'redir/' . $item['contact-id'] . '?url=' . urlencode($mtch[1]);
2753 $item['body'] = str_replace($mtch[0], '[img]' . $img_url . '[/img]', $item['body']);
2760 * Given an item array, convert the body element from bbcode to html and add smilie icons.
2761 * If attach is true, also add icons for item attachments.
2763 * @param array $item
2764 * @param boolean $attach
2765 * @param boolean $is_preview
2766 * @return string item body html
2767 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
2768 * @throws \ImagickException
2769 * @hook prepare_body_init item array before any work
2770 * @hook prepare_body_content_filter ('item'=>item array, 'filter_reasons'=>string array) before first bbcode to html
2771 * @hook prepare_body ('item'=>item array, 'html'=>body string, 'is_preview'=>boolean, 'filter_reasons'=>string array) after first bbcode to html
2772 * @hook prepare_body_final ('item'=>item array, 'html'=>body string) after attach icons and blockquote special case handling (spoiler, author)
2774 public static function prepareBody(array &$item, $attach = false, $is_preview = false)
2777 Hook::callAll('prepare_body_init', $item);
2779 // In order to provide theme developers more possibilities, event items
2780 // are treated differently.
2781 if ($item['object-type'] === Activity\ObjectType::EVENT && isset($item['event-id'])) {
2782 $ev = Event::getItemHTML($item);
2786 $tags = Tag::populateFromItem($item);
2788 $item['tags'] = $tags['tags'];
2789 $item['hashtags'] = $tags['hashtags'];
2790 $item['mentions'] = $tags['mentions'];
2792 $body = $item['body'] ?? '';
2793 $shared = BBCode::fetchShareAttributes($body);
2794 if (!empty($shared['guid'])) {
2795 $shared_item = Post::selectFirst(['uri-id', 'plink'], ['guid' => $shared['guid']]);
2796 $shared_uri_id = $shared_item['uri-id'] ?? 0;
2797 $shared_links = [strtolower($shared_item['plink'] ?? '')];
2798 $shared_attachments = Post\Media::splitAttachments($shared_uri_id, $shared['guid']);
2799 $shared_links = array_merge($shared_links, array_column($shared_attachments['visual'], 'url'));
2800 $shared_links = array_merge($shared_links, array_column($shared_attachments['link'], 'url'));
2801 $shared_links = array_merge($shared_links, array_column($shared_attachments['additional'], 'url'));
2802 $item['body'] = self::replaceVisualAttachments($shared_attachments, $item['body']);
2807 $attachments = Post\Media::splitAttachments($item['uri-id'], $item['guid'] ?? '', $shared_links);
2808 $item['body'] = self::replaceVisualAttachments($attachments, $item['body'] ?? '');
2810 $item['body'] = preg_replace("/\s*\[attachment .*?\].*?\[\/attachment\]\s*/ism", "\n", $item['body']);
2811 self::putInCache($item);
2812 $item['body'] = $body;
2813 $s = $item["rendered-html"];
2815 // Compile eventual content filter reasons
2816 $filter_reasons = [];
2817 if (!$is_preview && public_contact() != $item['author-id']) {
2818 if (!empty($item['content-warning']) && (!local_user() || !DI::pConfig()->get(local_user(), 'system', 'disable_cw', false))) {
2819 $filter_reasons[] = DI::l10n()->t('Content warning: %s', $item['content-warning']);
2822 $item['attachments'] = $attachments;
2826 'filter_reasons' => $filter_reasons
2828 Hook::callAll('prepare_body_content_filter', $hook_data);
2829 $filter_reasons = $hook_data['filter_reasons'];
2836 'preview' => $is_preview,
2837 'filter_reasons' => $filter_reasons
2839 Hook::callAll('prepare_body', $hook_data);
2840 $s = $hook_data['html'];
2844 // Replace the blockquotes with quotes that are used in mails.
2845 $mailquote = '<blockquote type="cite" class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex;">';
2846 $s = str_replace(['<blockquote>', '<blockquote class="spoiler">', '<blockquote class="author">'], [$mailquote, $mailquote, $mailquote], $s);
2850 if (!empty($shared_attachments)) {
2851 $s = self::addVisualAttachments($shared_attachments, $item, $s, true);
2852 $s = self::addLinkAttachment($shared_uri_id ?: $item['uri-id'], $shared_attachments, $body, $s, true, []);
2853 $s = self::addNonVisualAttachments($shared_attachments, $item, $s, true);
2854 $body = preg_replace("/\s*\[share .*?\].*?\[\/share\]\s*/ism", '', $body);
2857 $s = self::addVisualAttachments($attachments, $item, $s, false);
2858 $s = self::addLinkAttachment($item['uri-id'], $attachments, $body, $s, false, $shared_links);
2859 $s = self::addNonVisualAttachments($attachments, $item, $s, false);
2862 if (strpos($s, '<div class="map">') !== false && !empty($item['coord'])) {
2863 $x = Map::byCoordinates(trim($item['coord']));
2865 $s = preg_replace('/\<div class\=\"map\"\>/', '$0' . $x, $s);
2869 // Replace friendica image url size with theme preference.
2870 if (!empty($a->getThemeInfoValue('item_image_size'))) {
2871 $ps = $a->getThemeInfoValue('item_image_size');
2872 $s = preg_replace('|(<img[^>]+src="[^"]+/photo/[0-9a-f]+)-[0-9]|', "$1-" . $ps, $s);
2875 $s = HTML::applyContentFilter($s, $filter_reasons);
2877 $hook_data = ['item' => $item, 'html' => $s];
2878 Hook::callAll('prepare_body_final', $hook_data);
2880 return $hook_data['html'];
2884 * Check if the body contains a link
2886 * @param string $body
2887 * @param string $url
2891 public static function containsLink(string $body, string $url, int $type = 0)
2893 // Make sure that for example site parameters aren't used when testing if the link is contained in the body
2894 $urlparts = parse_url($url);
2895 unset($urlparts['query']);
2896 unset($urlparts['fragment']);
2897 $url = Network::unparseURL($urlparts);
2899 // Remove media links to only search in embedded content
2900 // @todo Check images for image link, audio for audio links, ...
2901 if (in_array($type, [Post\Media::AUDIO, Post\Media::VIDEO, Post\Media::IMAGE])) {
2902 $body = preg_replace("/\[url=[^\[\]]*\](.*)\[\/url\]/Usi", ' $1 ', $body);
2905 if (strpos($body, $url)) {
2908 foreach ([0, 1, 2] as $size) {
2909 if (preg_match('#/photo/.*-' . $size . '\.#ism', $url) &&
2910 strpos(preg_replace('#(/photo/.*)-[012]\.#ism', '$1-' . $size . '.', $body), $url)) {
2918 * Replace visual attachments in the body
2920 * @param array $attachments
2921 * @param string $body
2922 * @return string modified body
2924 private static function replaceVisualAttachments(array $attachments, string $body)
2926 DI::profiler()->startRecording('rendering');
2928 foreach ($attachments['visual'] as $attachment) {
2929 if (!empty($attachment['preview'])) {
2930 $body = str_replace($attachment['preview'], Post\Media::getPreviewUrlForId($attachment['id'], Proxy::SIZE_LARGE), $body);
2931 } elseif ($attachment['filetype'] == 'image') {
2932 $body = str_replace($attachment['url'], Post\Media::getUrlForId($attachment['id']), $body);
2935 DI::profiler()->stopRecording();
2940 * Add visual attachments to the content
2942 * @param array $attachments
2943 * @param array $item
2944 * @param string $content
2945 * @return string modified content
2947 private static function addVisualAttachments(array $attachments, array $item, string $content, bool $shared)
2949 DI::profiler()->startRecording('rendering');
2953 // @todo In the future we should make a single for the template engine with all media in it. This allows more flexibilty.
2954 foreach ($attachments['visual'] as $attachment) {
2955 if (self::containsLink($item['body'], $attachment['preview'] ?? $attachment['url'], $attachment['type'])) {
2959 if (!empty($attachment['preview'])) {
2960 $preview_url = Post\Media::getPreviewUrlForId($attachment['id'], Proxy::SIZE_LARGE);
2965 if (($attachment['filetype'] == 'video')) {
2966 /// @todo Move the template to /content as well
2967 $media = Renderer::replaceMacros(Renderer::getMarkupTemplate('video_top.tpl'), [
2969 'id' => $attachment['id'],
2970 'src' => $attachment['url'],
2971 'name' => $attachment['name'] ?: $attachment['url'],
2972 'preview' => $preview_url,
2973 'mime' => $attachment['mimetype'],
2976 if (($item['post-type'] ?? null) == Item::PT_VIDEO) {
2979 $trailing .= $media;
2981 } elseif ($attachment['filetype'] == 'audio') {
2982 $media = Renderer::replaceMacros(Renderer::getMarkupTemplate('content/audio.tpl'), [
2984 'id' => $attachment['id'],
2985 'src' => $attachment['url'],
2986 'name' => $attachment['name'] ?: $attachment['url'],
2987 'mime' => $attachment['mimetype'],
2990 if (($item['post-type'] ?? null) == Item::PT_AUDIO) {
2993 $trailing .= $media;
2995 } elseif ($attachment['filetype'] == 'image') {
2996 $media = Renderer::replaceMacros(Renderer::getMarkupTemplate('content/image.tpl'), [
2998 'src' => Post\Media::getUrlForId($attachment['id']),
2999 'preview' => Post\Media::getPreviewUrlForId($attachment['id'], ($attachment['width'] > $attachment['height']) ? Proxy::SIZE_MEDIUM : Proxy::SIZE_LARGE),
3000 'attachment' => $attachment,
3003 // On Diaspora posts the attached pictures are leading
3004 if ($item['network'] == Protocol::DIASPORA) {
3007 $trailing .= $media;
3013 $content = str_replace(BBCode::TOP_ANCHOR, '<div class="body-attach">' . $leading . '<div class="clear"></div></div>' . BBCode::TOP_ANCHOR, $content);
3014 $content = str_replace(BBCode::BOTTOM_ANCHOR, '<div class="body-attach">' . $trailing . '<div class="clear"></div></div>' . BBCode::BOTTOM_ANCHOR, $content);
3016 if ($leading != '') {
3017 $content = '<div class="body-attach">' . $leading . '<div class="clear"></div></div>' . $content;
3020 if ($trailing != '') {
3021 $content .= '<div class="body-attach">' . $trailing . '<div class="clear"></div></div>';
3025 DI::profiler()->stopRecording();
3030 * Add link attachment to the content
3032 * @param array $attachments
3033 * @param string $body
3034 * @param string $content
3035 * @param bool $shared
3036 * @param array $ignore_links A list of URLs to ignore
3037 * @return string modified content
3039 private static function addLinkAttachment(int $uriid, array $attachments, string $body, string $content, bool $shared, array $ignore_links)
3041 DI::profiler()->startRecording('rendering');
3042 // Don't show a preview when there is a visual attachment (audio or video)
3043 $types = array_column($attachments['visual'], 'type');
3044 $preview = !in_array(Post\Media::IMAGE, $types) && !in_array(Post\Media::VIDEO, $types);
3046 if (!empty($attachments['link'])) {
3047 foreach ($attachments['link'] as $link) {
3049 foreach ($ignore_links as $ignore_link) {
3050 if (Strings::compareLink($link['url'], $ignore_link)) {
3054 // @todo Judge between the links to use the one with most information
3055 if (!$found && (empty($attachment) || !empty($link['author-name']) ||
3056 (empty($attachment['name']) && !empty($link['name'])) ||
3057 (empty($attachment['description']) && !empty($link['description'])) ||
3058 (empty($attachment['preview']) && !empty($link['preview'])))) {
3059 $attachment = $link;
3064 if (!empty($attachment)) {
3067 'author_name' => $attachment['author-name'] ?? '',
3068 'author_url' => $attachment['author-url'] ?? '',
3069 'description' => $attachment['description'] ?? '',
3072 'provider_name' => $attachment['publisher-name'] ?? '',
3073 'provider_url' => $attachment['publisher-url'] ?? '',
3075 'title' => $attachment['name'] ?? '',
3077 'url' => $attachment['url']];
3079 if ($preview && !empty($attachment['preview'])) {
3080 if ($attachment['preview-width'] >= 500) {
3081 $data['image'] = Post\Media::getPreviewUrlForId($attachment['id'], Proxy::SIZE_MEDIUM);
3083 $data['preview'] = Post\Media::getPreviewUrlForId($attachment['id'], Proxy::SIZE_MEDIUM);
3087 if (!empty($data['description']) && !empty($content)) {
3088 similar_text($data['description'], $content, $percent);
3093 if (!empty($data['description']) && (($data['title'] == $data['description']) || ($percent > 95) || (strpos($content, $data['description']) !== false))) {
3094 $data['description'] = '';
3097 if (($data['author_name'] ?? '') == ($data['provider_name'] ?? '')) {
3098 $data['author_name'] = '';
3101 if (($data['author_url'] ?? '') == ($data['provider_url'] ?? '')) {
3102 $data['author_url'] = '';
3104 } elseif (preg_match("/.*(\[attachment.*?\].*?\[\/attachment\]).*/ism", $body, $match)) {
3105 $data = BBCode::getAttachmentData($match[1]);
3107 DI::profiler()->stopRecording();
3109 if (isset($data['url']) && !in_array($data['url'], $ignore_links)) {
3110 if (!empty($data['description']) || !empty($data['image']) || !empty($data['preview'])) {
3111 $parts = parse_url($data['url']);
3112 if (!empty($parts['scheme']) && !empty($parts['host'])) {
3113 if (empty($data['provider_name'])) {
3114 $data['provider_name'] = $parts['host'];
3116 if (empty($data['provider_url']) || empty(parse_url($data['provider_url'], PHP_URL_SCHEME))) {
3117 $data['provider_url'] = $parts['scheme'] . '://' . $parts['host'];
3119 if (!empty($parts['port'])) {
3120 $data['provider_url'] .= ':' . $parts['port'];
3125 // @todo Use a template
3126 $rendered = BBCode::convertAttachment('', BBCode::INTERNAL, false, $data, $uriid);
3127 } elseif (!self::containsLink($content, $data['url'], Post\Media::HTML)) {
3128 $rendered = Renderer::replaceMacros(Renderer::getMarkupTemplate('content/link.tpl'), [
3129 '$url' => $data['url'],
3130 '$title' => $data['title'],
3137 return str_replace(BBCode::BOTTOM_ANCHOR, BBCode::BOTTOM_ANCHOR . $rendered, $content);
3139 return $content . $rendered;
3146 * Add non visual attachments to the content
3148 * @param array $attachments
3149 * @param array $item
3150 * @param string $content
3151 * @return string modified content
3153 private static function addNonVisualAttachments(array $attachments, array $item, string $content)
3155 DI::profiler()->startRecording('rendering');
3157 foreach ($attachments['additional'] as $attachment) {
3158 if (strpos($item['body'], $attachment['url'])) {
3162 $author = ['uid' => 0, 'id' => $item['author-id'],
3163 'network' => $item['author-network'], 'url' => $item['author-link']];
3164 $the_url = Contact::magicLinkByContact($author, $attachment['url']);
3166 $title = Strings::escapeHtml(trim(($attachment['description'] ?? '') ?: $attachment['url']));
3168 if (!empty($attachment['size'])) {
3169 $title .= ' ' . $attachment['size'] . ' ' . DI::l10n()->t('bytes');
3172 /// @todo Use a template
3173 $icon = '<div class="attachtype icon s22 type-' . $attachment['filetype'] . ' subtype-' . $attachment['subtype'] . '"></div>';
3174 $trailing .= '<a href="' . strip_tags($the_url) . '" title="' . $title . '" class="attachlink" target="_blank" rel="noopener noreferrer" >' . $icon . '</a>';
3177 if ($trailing != '') {
3178 $content .= '<div class="body-attach">' . $trailing . '<div class="clear"></div></div>';
3181 DI::profiler()->stopRecording();
3186 * get private link for item
3188 * @param array $item
3189 * @return boolean|array False if item has not plink, otherwise array('href'=>plink url, 'title'=>translated title)
3190 * @throws \Exception
3192 public static function getPlink($item)
3196 'href' => "display/" . $item['guid'],
3197 'orig' => "display/" . $item['guid'],
3198 'title' => DI::l10n()->t('View on separate page'),
3199 'orig_title' => DI::l10n()->t('View on separate page'),
3202 if (!empty($item['plink'])) {
3203 $ret['href'] = DI::baseUrl()->remove($item['plink']);
3204 $ret['title'] = DI::l10n()->t('Link to source');
3206 } elseif (!empty($item['plink']) && ($item['private'] != self::PRIVATE)) {
3208 'href' => $item['plink'],
3209 'orig' => $item['plink'],
3210 'title' => DI::l10n()->t('Link to source'),
3211 'orig_title' => DI::l10n()->t('Link to source'),
3221 * Does the given uri-id belongs to a post that is sent as starting post to a forum?
3223 * @param int $uri_id
3225 * @return boolean "true" when it is a forum post
3227 public static function isForumPost(int $uri_id)
3229 foreach (Tag::getByURIId($uri_id, [Tag::EXCLUSIVE_MENTION]) as $tag) {
3230 if (DBA::exists('contact', ['uid' => 0, 'nurl' => Strings::normaliseLink($tag['url']), 'contact-type' => Contact::TYPE_COMMUNITY])) {
3238 * Search item id for given URI or plink
3240 * @param string $uri
3241 * @param integer $uid
3243 * @return integer item id
3245 public static function searchByLink($uri, $uid = 0)
3247 $ssl_uri = str_replace('http://', 'https://', $uri);
3248 $uris = [$uri, $ssl_uri, Strings::normaliseLink($uri)];
3250 $item = Post::selectFirst(['id'], ['uri' => $uris, 'uid' => $uid]);
3251 if (DBA::isResult($item)) {
3255 $item = Post::selectFirst(['id'], ['plink' => $uris, 'uid' => $uid]);
3256 if (DBA::isResult($item)) {
3264 * Return the URI for a link to the post
3266 * @param string $uri URI or link to post
3268 * @return string URI
3270 public static function getURIByLink(string $uri)
3272 $ssl_uri = str_replace('http://', 'https://', $uri);
3273 $uris = [$uri, $ssl_uri, Strings::normaliseLink($uri)];
3275 $item = Post::selectFirst(['uri'], ['uri' => $uris]);
3276 if (DBA::isResult($item)) {
3277 return $item['uri'];
3280 $item = Post::selectFirst(['uri'], ['plink' => $uris]);
3281 if (DBA::isResult($item)) {
3282 return $item['uri'];
3289 * Fetches item for given URI or plink
3291 * @param string $uri
3292 * @param integer $uid
3294 * @return integer item id
3296 public static function fetchByLink(string $uri, int $uid = 0)
3298 Logger::info('Trying to fetch link', ['uid' => $uid, 'uri' => $uri]);
3299 $item_id = self::searchByLink($uri, $uid);
3300 if (!empty($item_id)) {
3301 Logger::info('Link found', ['uid' => $uid, 'uri' => $uri, 'id' => $item_id]);
3311 Hook::callAll('item_by_link', $hookData);
3313 if (isset($hookData['item_id'])) {
3314 return is_numeric($hookData['item_id']) ? $hookData['item_id'] : 0;
3317 if ($fetched_uri = ActivityPub\Processor::fetchMissingActivity($uri)) {
3318 $item_id = self::searchByLink($fetched_uri, $uid);
3320 $item_id = Diaspora::fetchByURL($uri);
3323 if (!empty($item_id)) {
3324 Logger::info('Link fetched', ['uid' => $uid, 'uri' => $uri, 'id' => $item_id]);
3328 Logger::info('Link not found', ['uid' => $uid, 'uri' => $uri]);
3333 * Return share data from an item array (if the item is shared item)
3334 * We are providing the complete Item array, because at some time in the future
3335 * we hopefully will define these values not in the body anymore but in some item fields.
3336 * This function is meant to replace all similar functions in the system.
3338 * @param array $item
3340 * @return array with share information
3342 public static function getShareArray($item)
3344 if (!preg_match("/(.*?)\[share(.*?)\]\s?(.*?)\s?\[\/share\]\s?/ism", $item['body'], $matches)) {
3348 $attribute_string = $matches[2];
3349 $attributes = ['comment' => trim($matches[1]), 'shared' => trim($matches[3])];
3350 foreach (['author', 'profile', 'avatar', 'guid', 'posted', 'link'] as $field) {
3351 if (preg_match("/$field=(['\"])(.+?)\\1/ism", $attribute_string, $matches)) {
3352 $attributes[$field] = trim(html_entity_decode($matches[2] ?? '', ENT_QUOTES, 'UTF-8'));
3359 * Fetch item information for shared items from the original items and adds it.
3361 * @param array $item
3363 * @return array item array with data from the original item
3365 public static function addShareDataFromOriginal(array $item)
3367 $shared = self::getShareArray($item);
3368 if (empty($shared)) {
3372 // Real reshares always have got a GUID.
3373 if (empty($shared['guid'])) {
3377 $uid = $item['uid'] ?? 0;
3379 // first try to fetch the item via the GUID. This will work for all reshares that had been created on this system
3380 $shared_item = Post::selectFirst(['title', 'body'], ['guid' => $shared['guid'], 'uid' => [0, $uid]]);
3381 if (!DBA::isResult($shared_item)) {
3382 if (empty($shared['link'])) {
3386 // Otherwhise try to find (and possibly fetch) the item via the link. This should work for Diaspora and ActivityPub posts
3387 $id = self::fetchByLink($shared['link'] ?? '', $uid);
3389 Logger::info('Original item not found', ['url' => $shared['link'] ?? '', 'callstack' => System::callstack()]);
3393 $shared_item = Post::selectFirst(['title', 'body'], ['id' => $id]);
3394 if (!DBA::isResult($shared_item)) {
3397 Logger::info('Got shared data from url', ['url' => $shared['link'], 'callstack' => System::callstack()]);
3399 Logger::info('Got shared data from guid', ['guid' => $shared['guid'], 'callstack' => System::callstack()]);
3402 if (!empty($shared_item['title'])) {
3403 $body = '[h3]' . $shared_item['title'] . "[/h3]\n" . $shared_item['body'];
3404 unset($shared_item['title']);
3406 $body = $shared_item['body'];
3409 $item['body'] = preg_replace("/\[share ([^\[\]]*)\].*\[\/share\]/ism", '[share $1]' . str_replace('$', '\$', $body) . '[/share]', $item['body']);
3410 unset($shared_item['body']);
3412 return array_merge($item, $shared_item);
3416 * Check a prospective item array against user-level permissions
3418 * @param array $item Expected keys: uri, gravity, and
3419 * author-link if is author-id is set,
3420 * owner-link if is owner-id is set,
3421 * causer-link if is causer-id is set.
3422 * @param int $user_id Local user ID
3424 * @throws \Exception
3426 protected static function isAllowedByUser(array $item, int $user_id)
3428 if (!empty($item['author-id']) && Contact\User::isBlocked($item['author-id'], $user_id)) {
3429 Logger::notice('Author is blocked by user', ['author-link' => $item['author-link'], 'uid' => $user_id, 'item-uri' => $item['uri']]);
3433 if (!empty($item['owner-id']) && Contact\User::isBlocked($item['owner-id'], $user_id)) {
3434 Logger::notice('Owner is blocked by user', ['owner-link' => $item['owner-link'], 'uid' => $user_id, 'item-uri' => $item['uri']]);
3438 // The causer is set during a thread completion, for example because of a reshare. It countains the responsible actor.
3439 if (!empty($item['causer-id']) && Contact\User::isBlocked($item['causer-id'], $user_id)) {
3440 Logger::notice('Causer is blocked by user', ['causer-link' => $item['causer-link'] ?? $item['causer-id'], 'uid' => $user_id, 'item-uri' => $item['uri']]);
3444 if (!empty($item['causer-id']) && ($item['gravity'] === GRAVITY_PARENT) && Contact\User::isIgnored($item['causer-id'], $user_id)) {
3445 Logger::notice('Causer is ignored by user', ['causer-link' => $item['causer-link'] ?? $item['causer-id'], 'uid' => $user_id, 'item-uri' => $item['uri']]);
3453 * Improve the data in shared posts
3455 * @param array $item
3456 * @return string body
3458 public static function improveSharedDataInBody(array $item)
3460 $shared = BBCode::fetchShareAttributes($item['body']);
3461 if (empty($shared['link'])) {
3462 return $item['body'];
3465 $id = self::fetchByLink($shared['link']);
3466 Logger::info('Fetched shared post', ['uri-id' => $item['uri-id'], 'id' => $id, 'author' => $shared['profile'], 'url' => $shared['link'], 'guid' => $shared['guid'], 'callstack' => System::callstack()]);
3468 return $item['body'];
3471 $shared_item = Post::selectFirst(['author-name', 'author-link', 'author-avatar', 'plink', 'created', 'guid', 'title', 'body'], ['id' => $id]);
3472 if (!DBA::isResult($shared_item)) {
3473 return $item['body'];
3476 $shared_content = BBCode::getShareOpeningTag($shared_item['author-name'], $shared_item['author-link'], $shared_item['author-avatar'], $shared_item['plink'], $shared_item['created'], $shared_item['guid']);
3478 if (!empty($shared_item['title'])) {
3479 $shared_content .= '[h3]'.$shared_item['title'].'[/h3]'."\n";
3482 $shared_content .= $shared_item['body'];
3484 $item['body'] = preg_replace("/\[share.*?\](.*)\[\/share\]/ism", $shared_content . '[/share]', $item['body']);
3485 Logger::info('New shared data', ['uri-id' => $item['uri-id'], 'id' => $id, 'shared_item' => $shared_item]);
3486 return $item['body'];