3 * @copyright Copyright (C) 2020, Friendica
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\Protocol;
26 use Friendica\Content\PageInfo;
27 use Friendica\Content\Text\BBCode;
28 use Friendica\Content\Text\HTML;
29 use Friendica\Core\Cache\Duration;
30 use Friendica\Core\Logger;
31 use Friendica\Core\Protocol;
32 use Friendica\Database\DBA;
34 use Friendica\Model\APContact;
35 use Friendica\Model\Contact;
36 use Friendica\Model\Conversation;
37 use Friendica\Model\Item;
38 use Friendica\Model\ItemURI;
39 use Friendica\Model\Post;
40 use Friendica\Model\Tag;
41 use Friendica\Model\User;
42 use Friendica\Network\Probe;
43 use Friendica\Util\DateTimeFormat;
44 use Friendica\Util\Images;
45 use Friendica\Util\Proxy as ProxyUtils;
46 use Friendica\Util\Strings;
47 use Friendica\Util\XML;
49 require_once 'mod/share.php';
50 require_once 'include/api.php';
53 * This class contain functions for the OStatus protocol
57 private static $itemlist;
58 private static $conv_list = [];
63 * @param DOMXPath $xpath The xpath object
64 * @param object $context The xml context of the author details
65 * @param array $importer user record of the importing user
66 * @param array $contact Called by reference, will contain the fetched contact
67 * @param bool $onlyfetch Only fetch the header without updating the contact entries
69 * @return array Array of author related entries for the item
70 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
71 * @throws \ImagickException
73 private static function fetchAuthor(DOMXPath $xpath, $context, array $importer, array &$contact = null, $onlyfetch)
76 $author["author-link"] = XML::getFirstNodeValue($xpath, 'atom:author/atom:uri/text()', $context);
77 $author["author-name"] = XML::getFirstNodeValue($xpath, 'atom:author/atom:name/text()', $context);
78 $addr = XML::getFirstNodeValue($xpath, 'atom:author/atom:email/text()', $context);
80 $aliaslink = $author["author-link"];
82 $alternate_item = $xpath->query("atom:author/atom:link[@rel='alternate']", $context)->item(0);
83 if (is_object($alternate_item)) {
84 foreach ($alternate_item->attributes as $attributes) {
85 if (($attributes->name == "href") && ($attributes->textContent != "")) {
86 $author["author-link"] = $attributes->textContent;
90 $author["author-id"] = Contact::getIdForURL($author["author-link"]);
92 $author['contact-id'] = ($contact['id'] ?? 0) ?: $author['author-id'];
97 This here would be better, but we would get problems with contacts from the statusnet addon
98 This is kept here as a reminder for the future
100 $cid = Contact::getIdForURL($author["author-link"], $importer["uid"]);
102 $contact = DBA::selectFirst('contact', [], ['id' => $cid]);
105 if ($aliaslink != '') {
106 $condition = ["`uid` = ? AND `alias` = ? AND `network` != ? AND `rel` IN (?, ?)",
107 $importer["uid"], $aliaslink, Protocol::STATUSNET,
108 Contact::SHARING, Contact::FRIEND];
109 $contact = DBA::selectFirst('contact', [], $condition);
112 if (!DBA::isResult($contact) && $author["author-link"] != '') {
113 if ($aliaslink == "") {
114 $aliaslink = $author["author-link"];
117 $condition = ["`uid` = ? AND `nurl` IN (?, ?) AND `network` != ? AND `rel` IN (?, ?)",
118 $importer["uid"], Strings::normaliseLink($author["author-link"]), Strings::normaliseLink($aliaslink),
119 Protocol::STATUSNET, Contact::SHARING, Contact::FRIEND];
120 $contact = DBA::selectFirst('contact', [], $condition);
123 if (!DBA::isResult($contact) && ($addr != '')) {
124 $condition = ["`uid` = ? AND `addr` = ? AND `network` != ? AND `rel` IN (?, ?)",
125 $importer["uid"], $addr, Protocol::STATUSNET,
126 Contact::SHARING, Contact::FRIEND];
127 $contact = DBA::selectFirst('contact', [], $condition);
130 if (DBA::isResult($contact)) {
131 if ($contact['blocked']) {
133 } elseif (!empty(APContact::getByURL($contact['url'], false))) {
134 ActivityPub\Receiver::switchContact($contact['id'], $importer['uid'], $contact['url']);
136 $author["contact-id"] = $contact["id"];
140 $avatars = $xpath->query("atom:author/atom:link[@rel='avatar']", $context);
141 foreach ($avatars as $avatar) {
144 foreach ($avatar->attributes as $attributes) {
145 if ($attributes->name == "href") {
146 $href = $attributes->textContent;
148 if ($attributes->name == "width") {
149 $width = $attributes->textContent;
153 $avatarlist[$width] = $href;
156 if (count($avatarlist) > 0) {
158 $author["author-avatar"] = Probe::fixAvatar(current($avatarlist), $author["author-link"]);
161 $displayname = XML::getFirstNodeValue($xpath, 'atom:author/poco:displayName/text()', $context);
162 if ($displayname != "") {
163 $author["author-name"] = $displayname;
166 $author["owner-id"] = $author["author-id"];
168 // Only update the contacts if it is an OStatus contact
169 if (DBA::isResult($contact) && ($contact['id'] > 0) && !$onlyfetch && ($contact["network"] == Protocol::OSTATUS)) {
171 // Update contact data
173 unset($current['name-date']);
175 // This query doesn't seem to work
176 // $value = $xpath->query("atom:link[@rel='salmon']", $context)->item(0)->nodeValue;
178 // $contact["notify"] = $value;
180 // This query doesn't seem to work as well - I hate these queries
181 // $value = $xpath->query("atom:link[@rel='self' and @type='application/atom+xml']", $context)->item(0)->nodeValue;
183 // $contact["poll"] = $value;
185 $contact['url'] = $author["author-link"];
186 $contact['nurl'] = Strings::normaliseLink($contact['url']);
188 $value = XML::getFirstNodeValue($xpath, 'atom:author/atom:uri/text()', $context);
190 $contact["alias"] = $value;
193 $value = XML::getFirstNodeValue($xpath, 'atom:author/poco:displayName/text()', $context);
195 $contact["name"] = $value;
198 $value = XML::getFirstNodeValue($xpath, 'atom:author/poco:preferredUsername/text()', $context);
200 $contact["nick"] = $value;
203 $value = XML::getFirstNodeValue($xpath, 'atom:author/poco:note/text()', $context);
205 $contact["about"] = HTML::toBBCode($value);
208 $value = XML::getFirstNodeValue($xpath, 'atom:author/poco:address/poco:formatted/text()', $context);
210 $contact["location"] = $value;
213 $contact['name-date'] = DateTimeFormat::utcNow();
215 DBA::update('contact', $contact, ['id' => $contact["id"]], $current);
217 if (!empty($author["author-avatar"]) && ($author["author-avatar"] != $current['avatar'])) {
218 Logger::log("Update profile picture for contact ".$contact["id"], Logger::DEBUG);
219 Contact::updateAvatar($contact["id"], $author["author-avatar"]);
222 // Ensure that we are having this contact (with uid=0)
223 $cid = Contact::getIdForURL($aliaslink);
226 $fields = ['url', 'nurl', 'name', 'nick', 'alias', 'about', 'location'];
227 $old_contact = DBA::selectFirst('contact', $fields, ['id' => $cid]);
229 // Update it with the current values
230 $fields = ['url' => $author["author-link"], 'name' => $contact["name"],
231 'nurl' => Strings::normaliseLink($author["author-link"]),
232 'nick' => $contact["nick"], 'alias' => $contact["alias"],
233 'about' => $contact["about"], 'location' => $contact["location"],
234 'success_update' => DateTimeFormat::utcNow(), 'last-update' => DateTimeFormat::utcNow()];
236 DBA::update('contact', $fields, ['id' => $cid], $old_contact);
239 if (!empty($author["author-avatar"])) {
240 Contact::updateAvatar($cid, $author["author-avatar"]);
243 } elseif (empty($contact["network"]) || ($contact["network"] != Protocol::DFRN)) {
251 * Fetches author data from a given XML string
253 * @param string $xml The XML
254 * @param array $importer user record of the importing user
256 * @return array Array of author related entries for the item
257 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
258 * @throws \ImagickException
260 public static function salmonAuthor($xml, array $importer)
266 $doc = new DOMDocument();
267 @$doc->loadXML($xml);
269 $xpath = new DOMXPath($doc);
270 $xpath->registerNamespace('atom', ActivityNamespace::ATOM1);
271 $xpath->registerNamespace('thr', ActivityNamespace::THREAD);
272 $xpath->registerNamespace('georss', ActivityNamespace::GEORSS);
273 $xpath->registerNamespace('activity', ActivityNamespace::ACTIVITY);
274 $xpath->registerNamespace('media', ActivityNamespace::MEDIA);
275 $xpath->registerNamespace('poco', ActivityNamespace::POCO);
276 $xpath->registerNamespace('ostatus', ActivityNamespace::OSTATUS);
277 $xpath->registerNamespace('statusnet', ActivityNamespace::STATUSNET);
279 $contact = ["id" => 0];
281 // Fetch the first author
282 $authordata = $xpath->query('//author')->item(0);
283 $author = self::fetchAuthor($xpath, $authordata, $importer, $contact, true);
288 * Read attributes from element
290 * @param object $element Element object
292 * @return array attributes
294 private static function readAttributes($element)
298 foreach ($element->attributes as $attributes) {
299 $attribute[$attributes->name] = $attributes->textContent;
306 * Imports an XML string containing OStatus elements
308 * @param string $xml The XML
309 * @param array $importer user record of the importing user
310 * @param array $contact contact
311 * @param string $hub Called by reference, returns the fetched hub data
313 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
314 * @throws \ImagickException
316 public static function import($xml, array $importer, array &$contact, &$hub)
318 self::process($xml, $importer, $contact, $hub);
322 * Internal feed processing
324 * @param string $xml The XML
325 * @param array $importer user record of the importing user
326 * @param array $contact contact
327 * @param string $hub Called by reference, returns the fetched hub data
328 * @param boolean $stored Is the post fresh imported or from the database?
329 * @param boolean $initialize Is it the leading post so that data has to be initialized?
331 * @return boolean Could the XML be processed?
332 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
333 * @throws \ImagickException
335 private static function process($xml, array $importer, array &$contact = null, &$hub, $stored = false, $initialize = true)
338 self::$itemlist = [];
339 self::$conv_list = [];
342 Logger::log('Import OStatus message for user ' . $importer['uid'], Logger::DEBUG);
347 $doc = new DOMDocument();
348 @$doc->loadXML($xml);
350 $xpath = new DOMXPath($doc);
351 $xpath->registerNamespace('atom', ActivityNamespace::ATOM1);
352 $xpath->registerNamespace('thr', ActivityNamespace::THREAD);
353 $xpath->registerNamespace('georss', ActivityNamespace::GEORSS);
354 $xpath->registerNamespace('activity', ActivityNamespace::ACTIVITY);
355 $xpath->registerNamespace('media', ActivityNamespace::MEDIA);
356 $xpath->registerNamespace('poco', ActivityNamespace::POCO);
357 $xpath->registerNamespace('ostatus', ActivityNamespace::OSTATUS);
358 $xpath->registerNamespace('statusnet', ActivityNamespace::STATUSNET);
361 $hub_items = $xpath->query("/atom:feed/atom:link[@rel='hub']")->item(0);
362 if (is_object($hub_items)) {
363 $hub_attributes = $hub_items->attributes;
364 if (is_object($hub_attributes)) {
365 foreach ($hub_attributes as $hub_attribute) {
366 if ($hub_attribute->name == "href") {
367 $hub = $hub_attribute->textContent;
368 Logger::log("Found hub ".$hub, Logger::DEBUG);
375 $header["uid"] = $importer["uid"];
376 $header["network"] = Protocol::OSTATUS;
378 $header["origin"] = 0;
379 $header["gravity"] = GRAVITY_COMMENT;
381 if (!is_object($doc->firstChild) || empty($doc->firstChild->tagName)) {
385 $first_child = $doc->firstChild->tagName;
387 if ($first_child == "feed") {
388 $entries = $xpath->query('/atom:feed/atom:entry');
390 $entries = $xpath->query('/atom:entry');
393 if ($entries->length == 1) {
394 // We reformat the XML to make it better readable
395 $doc2 = new DOMDocument();
396 $doc2->loadXML($xml);
397 $doc2->preserveWhiteSpace = false;
398 $doc2->formatOutput = true;
399 $xml2 = $doc2->saveXML();
401 $header["protocol"] = Conversation::PARCEL_SALMON;
402 $header["source"] = $xml2;
403 } elseif (!$initialize) {
407 // Fetch the first author
408 $authordata = $xpath->query('//author')->item(0);
409 $author = self::fetchAuthor($xpath, $authordata, $importer, $contact, $stored);
411 // Reverse the order of the entries
414 foreach ($entries as $entry) {
415 $entrylist[] = $entry;
418 foreach (array_reverse($entrylist) as $entry) {
420 $authorelement = $xpath->query('/atom:entry/atom:author', $entry);
422 if ($authorelement->length == 0) {
423 $authorelement = $xpath->query('atom:author', $entry);
426 if ($authorelement->length > 0) {
427 $author = self::fetchAuthor($xpath, $entry, $importer, $contact, $stored);
430 $item = array_merge($header, $author);
432 $item["uri"] = XML::getFirstNodeValue($xpath, 'atom:id/text()', $entry);
433 $item['uri-id'] = ItemURI::insert(['uri' => $item['uri']]);
435 $item["verb"] = XML::getFirstNodeValue($xpath, 'activity:verb/text()', $entry);
438 if (in_array($item["verb"], ['qvitter-delete-notice', Activity::DELETE, 'delete'])) {
439 self::deleteNotice($item);
443 if (in_array($item["verb"], [Activity::O_UNFAVOURITE, Activity::UNFAVORITE])) {
444 // Ignore "Unfavorite" message
445 Logger::log("Ignore unfavorite message ".print_r($item, true), Logger::DEBUG);
449 // Deletions come with the same uri, so we check for duplicates after processing deletions
450 if (Item::exists(['uid' => $importer["uid"], 'uri' => $item["uri"]])) {
451 Logger::log('Post with URI '.$item["uri"].' already existed for user '.$importer["uid"].'.', Logger::DEBUG);
454 Logger::log('Processing post with URI '.$item["uri"].' for user '.$importer["uid"].'.', Logger::DEBUG);
457 if ($item["verb"] == Activity::JOIN) {
458 // ignore "Join" messages
459 Logger::log("Ignore join message ".print_r($item, true), Logger::DEBUG);
463 if ($item["verb"] == "http://mastodon.social/schema/1.0/block") {
464 // ignore mastodon "block" messages
465 Logger::log("Ignore block message ".print_r($item, true), Logger::DEBUG);
469 if ($item["verb"] == Activity::FOLLOW) {
470 Contact::addRelationship($importer, $contact, $item);
474 if ($item["verb"] == Activity::O_UNFOLLOW) {
476 Contact::removeFollower($importer, $contact, $item, $dummy);
480 if ($item["verb"] == Activity::FAVORITE) {
481 $orig_uri = $xpath->query("activity:object/atom:id", $entry)->item(0)->nodeValue;
482 Logger::log("Favorite ".$orig_uri." ".print_r($item, true));
484 $item["verb"] = Activity::LIKE;
485 $item["thr-parent"] = $orig_uri;
486 $item["gravity"] = GRAVITY_ACTIVITY;
487 $item["object-type"] = Activity\ObjectType::NOTE;
490 // http://activitystrea.ms/schema/1.0/rsvp-yes
491 if (!in_array($item["verb"], [Activity::POST, Activity::LIKE, Activity::SHARE])) {
492 Logger::log("Unhandled verb ".$item["verb"]." ".print_r($item, true), Logger::DEBUG);
495 self::processPost($xpath, $entry, $item, $importer);
497 if ($initialize && (count(self::$itemlist) > 0)) {
498 if (self::$itemlist[0]['uri'] == self::$itemlist[0]['thr-parent']) {
499 // We will import it everytime, when it is started by our contacts
500 $valid = Contact::isSharingByURL(self::$itemlist[0]['author-link'], self::$itemlist[0]['uid']);
503 // If not, then it depends on this setting
504 $valid = ((self::$itemlist[0]['uid'] == 0) || !DI::pConfig()->get(self::$itemlist[0]['uid'], 'system', 'accept_only_sharer', false));
506 Logger::log("Item with uri ".self::$itemlist[0]['uri']." will be imported due to the system settings.", Logger::DEBUG);
509 Logger::log("Item with uri ".self::$itemlist[0]['uri']." belongs to a contact (".self::$itemlist[0]['contact-id']."). It will be imported.", Logger::DEBUG);
512 // Never post a thread when the only interaction by our contact was a like
514 $verbs = [Activity::POST, Activity::SHARE];
515 foreach (self::$itemlist as $item) {
516 if (in_array($item['verb'], $verbs) && Contact::isSharingByURL($item['author-link'], $item['uid'])) {
521 Logger::log("Item with uri ".self::$itemlist[0]['uri']." will be imported since the thread contains posts or shares.", Logger::DEBUG);
525 // But we will only import complete threads
526 $valid = Item::exists(['uid' => $importer["uid"], 'uri' => self::$itemlist[0]['thr-parent']]);
528 Logger::log("Item with uri ".self::$itemlist[0]["uri"]." belongs to parent ".self::$itemlist[0]['thr-parent']." of user ".$importer["uid"].". It will be imported.", Logger::DEBUG);
533 $default_contact = 0;
534 for ($key = count(self::$itemlist) - 1; $key >= 0; $key--) {
535 if (empty(self::$itemlist[$key]['contact-id'])) {
536 self::$itemlist[$key]['contact-id'] = $default_contact;
538 $default_contact = $item['contact-id'];
541 foreach (self::$itemlist as $item) {
542 $found = Item::exists(['uid' => $importer["uid"], 'uri' => $item["uri"]]);
544 Logger::log("Item with uri ".$item["uri"]." for user ".$importer["uid"]." already exists.", Logger::DEBUG);
545 } elseif ($item['contact-id'] < 0) {
546 Logger::log("Item with uri ".$item["uri"]." is from a blocked contact.", Logger::DEBUG);
548 $ret = Item::insert($item);
549 Logger::log("Item with uri ".$item["uri"]." for user ".$importer["uid"].' stored. Return value: '.$ret);
553 self::$itemlist = [];
555 Logger::log('Processing done for post with URI '.$item["uri"].' for user '.$importer["uid"].'.', Logger::DEBUG);
561 * Removes notice item from database
563 * @param array $item item
567 private static function deleteNotice(array $item)
569 $condition = ['uid' => $item['uid'], 'author-id' => $item['author-id'], 'uri' => $item['uri']];
570 if (!Item::exists($condition)) {
571 Logger::log('Item from '.$item['author-link'].' with uri '.$item['uri'].' for user '.$item['uid']." wasn't found. We don't delete it.");
575 Item::markForDeletion($condition);
577 Logger::log('Deleted item with uri '.$item['uri'].' for user '.$item['uid']);
581 * Processes the XML for a post
583 * @param DOMXPath $xpath The xpath object
584 * @param object $entry The xml entry that is processed
585 * @param array $item The item array
586 * @param array $importer user record of the importing user
588 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
589 * @throws \ImagickException
591 private static function processPost(DOMXPath $xpath, $entry, array &$item, array $importer)
593 $item["body"] = HTML::toBBCode(XML::getFirstNodeValue($xpath, 'atom:content/text()', $entry));
594 $item["object-type"] = XML::getFirstNodeValue($xpath, 'activity:object-type/text()', $entry);
595 if (($item["object-type"] == Activity\ObjectType::BOOKMARK) || ($item["object-type"] == Activity\ObjectType::EVENT)) {
596 $item["title"] = XML::getFirstNodeValue($xpath, 'atom:title/text()', $entry);
597 $item["body"] = XML::getFirstNodeValue($xpath, 'atom:summary/text()', $entry);
598 } elseif ($item["object-type"] == Activity\ObjectType::QUESTION) {
599 $item["title"] = XML::getFirstNodeValue($xpath, 'atom:title/text()', $entry);
602 $item["created"] = XML::getFirstNodeValue($xpath, 'atom:published/text()', $entry);
603 $item["edited"] = XML::getFirstNodeValue($xpath, 'atom:updated/text()', $entry);
604 $item['conversation-uri'] = XML::getFirstNodeValue($xpath, 'ostatus:conversation/text()', $entry);
606 $conv = $xpath->query('ostatus:conversation', $entry);
607 if (is_object($conv->item(0))) {
608 foreach ($conv->item(0)->attributes as $attributes) {
609 if ($attributes->name == "ref") {
610 $item['conversation-uri'] = $attributes->textContent;
612 if ($attributes->name == "href") {
613 $item['conversation-href'] = $attributes->textContent;
620 $inreplyto = $xpath->query('thr:in-reply-to', $entry);
621 if (is_object($inreplyto->item(0))) {
622 foreach ($inreplyto->item(0)->attributes as $attributes) {
623 if ($attributes->name == "ref") {
624 $item["thr-parent"] = $attributes->textContent;
626 if ($attributes->name == "href") {
627 $related = $attributes->textContent;
632 $georsspoint = $xpath->query('georss:point', $entry);
633 if (!empty($georsspoint) && ($georsspoint->length > 0)) {
634 $item["coord"] = $georsspoint->item(0)->nodeValue;
637 $categories = $xpath->query('atom:category', $entry);
639 foreach ($categories as $category) {
640 foreach ($category->attributes as $attributes) {
641 if ($attributes->name == 'term') {
643 Tag::store($item['uri-id'], Tag::HASHTAG, $attributes->textContent);
652 $links = $xpath->query('atom:link', $entry);
654 $link_data = self::processLinks($links, $item);
655 $self = $link_data['self'];
656 $add_body = $link_data['add_body'];
661 $notice_info = $xpath->query('statusnet:notice_info', $entry);
662 if ($notice_info && ($notice_info->length > 0)) {
663 foreach ($notice_info->item(0)->attributes as $attributes) {
664 if ($attributes->name == "source") {
665 $item["app"] = strip_tags($attributes->textContent);
667 if ($attributes->name == "repeat_of") {
668 $repeat_of = $attributes->textContent;
672 // Is it a repeated post?
673 if (($repeat_of != "") || ($item["verb"] == Activity::SHARE)) {
674 $link_data = self::processRepeatedItem($xpath, $entry, $item, $importer);
675 if (!empty($link_data['add_body'])) {
676 $add_body .= $link_data['add_body'];
680 $item["body"] .= $add_body;
682 // Only add additional data when there is no picture in the post
683 if (!strstr($item["body"], '[/img]')) {
684 $item["body"] = PageInfo::searchAndAppendToBody($item["body"]);
687 Tag::storeFromBody($item['uri-id'], $item['body']);
689 // Mastodon Content Warning
690 if (($item["verb"] == Activity::POST) && $xpath->evaluate('boolean(atom:summary)', $entry)) {
691 $clear_text = XML::getFirstNodeValue($xpath, 'atom:summary/text()', $entry);
692 if (!empty($clear_text)) {
693 $item['content-warning'] = HTML::toBBCode($clear_text);
697 if (($self != '') && empty($item['protocol'])) {
698 self::fetchSelf($self, $item);
701 if (!empty($item["conversation-href"])) {
702 self::fetchConversation($item['conversation-href'], $item['conversation-uri']);
705 if (isset($item["thr-parent"])) {
706 if (!Item::exists(['uid' => $importer["uid"], 'uri' => $item['thr-parent']])) {
707 if ($related != '') {
708 self::fetchRelated($related, $item["thr-parent"], $importer);
711 Logger::log('Reply with URI '.$item["uri"].' already existed for user '.$importer["uid"].'.', Logger::DEBUG);
714 $item["thr-parent"] = $item["uri"];
715 $item["gravity"] = GRAVITY_PARENT;
718 if (($item['author-link'] != '') && !empty($item['protocol'])) {
719 $item = Conversation::insert($item);
722 self::$itemlist[] = $item;
726 * Fetch the conversation for posts
728 * @param string $conversation The link to the conversation
729 * @param string $conversation_uri The conversation in "uri" format
731 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
733 private static function fetchConversation($conversation, $conversation_uri)
735 // Ensure that we only store a conversation once in a process
736 if (isset(self::$conv_list[$conversation])) {
740 self::$conv_list[$conversation] = true;
742 $curlResult = DI::httpRequest()->get($conversation, ['accept_content' => 'application/atom+xml, text/html']);
744 if (!$curlResult->isSuccess()) {
750 if (stristr($curlResult->getHeader(), 'Content-Type: application/atom+xml')) {
751 $xml = $curlResult->getBody();
755 $doc = new DOMDocument();
756 if (!@$doc->loadHTML($curlResult->getBody())) {
759 $xpath = new DOMXPath($doc);
761 $links = $xpath->query('//link');
764 foreach ($links as $link) {
765 $attribute = self::readAttributes($link);
766 if (($attribute['rel'] == 'alternate') && ($attribute['type'] == 'application/atom+xml')) {
767 $file = $attribute['href'];
771 $conversation_atom = DI::httpRequest()->get($attribute['href']);
773 if ($conversation_atom->isSuccess()) {
774 $xml = $conversation_atom->getBody();
784 self::storeConversation($xml, $conversation, $conversation_uri);
788 * Store a feed in several conversation entries
790 * @param string $xml The feed
791 * @param string $conversation conversation
792 * @param string $conversation_uri conversation uri
796 private static function storeConversation($xml, $conversation = '', $conversation_uri = '')
798 $doc = new DOMDocument();
799 @$doc->loadXML($xml);
801 $xpath = new DOMXPath($doc);
802 $xpath->registerNamespace('atom', ActivityNamespace::ATOM1);
803 $xpath->registerNamespace('thr', ActivityNamespace::THREAD);
804 $xpath->registerNamespace('ostatus', ActivityNamespace::OSTATUS);
806 $entries = $xpath->query('/atom:feed/atom:entry');
808 // Now store the entries
809 foreach ($entries as $entry) {
810 $doc2 = new DOMDocument();
811 $doc2->preserveWhiteSpace = false;
812 $doc2->formatOutput = true;
816 $conv_data['protocol'] = Conversation::PARCEL_SPLIT_CONVERSATION;
817 $conv_data['network'] = Protocol::OSTATUS;
818 $conv_data['uri'] = XML::getFirstNodeValue($xpath, 'atom:id/text()', $entry);
820 $inreplyto = $xpath->query('thr:in-reply-to', $entry);
821 if (is_object($inreplyto->item(0))) {
822 foreach ($inreplyto->item(0)->attributes as $attributes) {
823 if ($attributes->name == "ref") {
824 $conv_data['reply-to-uri'] = $attributes->textContent;
829 $conv_data['conversation-uri'] = XML::getFirstNodeValue($xpath, 'ostatus:conversation/text()', $entry);
831 $conv = $xpath->query('ostatus:conversation', $entry);
832 if (is_object($conv->item(0))) {
833 foreach ($conv->item(0)->attributes as $attributes) {
834 if ($attributes->name == "ref") {
835 $conv_data['conversation-uri'] = $attributes->textContent;
837 if ($attributes->name == "href") {
838 $conv_data['conversation-href'] = $attributes->textContent;
843 if ($conversation != '') {
844 $conv_data['conversation-uri'] = $conversation;
847 if ($conversation_uri != '') {
848 $conv_data['conversation-uri'] = $conversation_uri;
851 $entry = $doc2->importNode($entry, true);
853 $doc2->appendChild($entry);
855 $conv_data['source'] = $doc2->saveXML();
857 $condition = ['item-uri' => $conv_data['uri'],'protocol' => Conversation::PARCEL_FEED];
858 if (DBA::exists('conversation', $condition)) {
859 Logger::log('Delete deprecated entry for URI '.$conv_data['uri'], Logger::DEBUG);
860 DBA::delete('conversation', ['item-uri' => $conv_data['uri']]);
863 Logger::log('Store conversation data for uri '.$conv_data['uri'], Logger::DEBUG);
864 Conversation::insert($conv_data);
869 * Fetch the own post so that it can be stored later
871 * We want to store the original data for later processing.
872 * This function is meant for cases where we process a feed with multiple entries.
873 * In that case we need to fetch the single posts here.
875 * @param string $self The link to the self item
876 * @param array $item The item array
878 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
880 private static function fetchSelf($self, array &$item)
882 $condition = ['`item-uri` = ? AND `protocol` IN (?, ?)', $self, Conversation::PARCEL_DFRN, Conversation::PARCEL_SALMON];
883 if (DBA::exists('conversation', $condition)) {
884 Logger::log('Conversation '.$item['uri'].' is already stored.', Logger::DEBUG);
888 $curlResult = DI::httpRequest()->get($self);
890 if (!$curlResult->isSuccess()) {
894 // We reformat the XML to make it better readable
895 $doc = new DOMDocument();
896 $doc->loadXML($curlResult->getBody());
897 $doc->preserveWhiteSpace = false;
898 $doc->formatOutput = true;
899 $xml = $doc->saveXML();
901 $item["protocol"] = Conversation::PARCEL_SALMON;
902 $item["source"] = $xml;
904 Logger::log('Conversation '.$item['uri'].' is now fetched.', Logger::DEBUG);
908 * Fetch related posts and processes them
910 * @param string $related The link to the related item
911 * @param string $related_uri The related item in "uri" format
912 * @param array $importer user record of the importing user
914 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
915 * @throws \ImagickException
917 private static function fetchRelated($related, $related_uri, $importer)
919 $condition = ['`item-uri` = ? AND `protocol` IN (?, ?)', $related_uri, Conversation::PARCEL_DFRN, Conversation::PARCEL_SALMON];
920 $conversation = DBA::selectFirst('conversation', ['source', 'protocol'], $condition);
921 if (DBA::isResult($conversation)) {
923 $xml = $conversation['source'];
924 if (self::process($xml, $importer, $contact, $hub, $stored, false)) {
925 Logger::log('Got valid cached XML for URI '.$related_uri, Logger::DEBUG);
928 if ($conversation['protocol'] == Conversation::PARCEL_SALMON) {
929 Logger::log('Delete invalid cached XML for URI '.$related_uri, Logger::DEBUG);
930 DBA::delete('conversation', ['item-uri' => $related_uri]);
935 $curlResult = DI::httpRequest()->get($related, ['accept_content' => 'application/atom+xml, text/html']);
937 if (!$curlResult->isSuccess()) {
943 if (stristr($curlResult->getHeader(), 'Content-Type: application/atom+xml')) {
944 Logger::log('Directly fetched XML for URI ' . $related_uri, Logger::DEBUG);
945 $xml = $curlResult->getBody();
949 $doc = new DOMDocument();
950 if (!@$doc->loadHTML($curlResult->getBody())) {
953 $xpath = new DOMXPath($doc);
957 $links = $xpath->query('//link');
959 foreach ($links as $link) {
960 $attribute = self::readAttributes($link);
961 if (($attribute['rel'] == 'alternate') && ($attribute['type'] == 'application/atom+xml')) {
962 $atom_file = $attribute['href'];
965 if ($atom_file != '') {
966 $curlResult = DI::httpRequest()->get($atom_file);
968 if ($curlResult->isSuccess()) {
969 Logger::log('Fetched XML for URI ' . $related_uri, Logger::DEBUG);
970 $xml = $curlResult->getBody();
976 // Workaround for older GNU Social servers
977 if (($xml == '') && strstr($related, '/notice/')) {
978 $curlResult = DI::httpRequest()->get(str_replace('/notice/', '/api/statuses/show/', $related) . '.atom');
980 if ($curlResult->isSuccess()) {
981 Logger::log('GNU Social workaround to fetch XML for URI ' . $related_uri, Logger::DEBUG);
982 $xml = $curlResult->getBody();
986 // Even more worse workaround for GNU Social ;-)
988 $related_guess = self::convertHref($related_uri);
989 $curlResult = DI::httpRequest()->get(str_replace('/notice/', '/api/statuses/show/', $related_guess) . '.atom');
991 if ($curlResult->isSuccess()) {
992 Logger::log('GNU Social workaround 2 to fetch XML for URI ' . $related_uri, Logger::DEBUG);
993 $xml = $curlResult->getBody();
997 // Finally we take the data that we fetched from "ostatus:conversation"
999 $condition = ['item-uri' => $related_uri, 'protocol' => Conversation::PARCEL_SPLIT_CONVERSATION];
1000 $conversation = DBA::selectFirst('conversation', ['source'], $condition);
1001 if (DBA::isResult($conversation)) {
1003 Logger::log('Got cached XML from conversation for URI '.$related_uri, Logger::DEBUG);
1004 $xml = $conversation['source'];
1009 self::process($xml, $importer, $contact, $hub, $stored, false);
1011 Logger::log("XML couldn't be fetched for URI: ".$related_uri." - href: ".$related, Logger::DEBUG);
1017 * Processes the XML for a repeated post
1019 * @param DOMXPath $xpath The xpath object
1020 * @param object $entry The xml entry that is processed
1021 * @param array $item The item array
1022 * @param array $importer user record of the importing user
1024 * @return array with data from links
1025 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
1026 * @throws \ImagickException
1028 private static function processRepeatedItem(DOMXPath $xpath, $entry, array &$item, array $importer)
1030 $activityobject = $xpath->query('activity:object', $entry)->item(0);
1032 if (!is_object($activityobject)) {
1038 $orig_uri = XML::getFirstNodeValue($xpath, 'atom:id/text()', $activityobject);
1040 $links = $xpath->query("atom:link", $activityobject);
1042 $link_data = self::processLinks($links, $item);
1045 $orig_body = XML::getFirstNodeValue($xpath, 'atom:content/text()', $activityobject);
1046 $orig_created = XML::getFirstNodeValue($xpath, 'atom:published/text()', $activityobject);
1047 $orig_edited = XML::getFirstNodeValue($xpath, 'atom:updated/text()', $activityobject);
1049 $orig_author = self::fetchAuthor($xpath, $activityobject, $importer, $dummy, false);
1051 $item["author-name"] = $orig_author["author-name"];
1052 $item["author-link"] = $orig_author["author-link"];
1053 $item["author-id"] = $orig_author["author-id"];
1055 $item["body"] = HTML::toBBCode($orig_body);
1056 $item["created"] = $orig_created;
1057 $item["edited"] = $orig_edited;
1059 $item["uri"] = $orig_uri;
1061 $item["verb"] = XML::getFirstNodeValue($xpath, 'activity:verb/text()', $activityobject);
1063 $item["object-type"] = XML::getFirstNodeValue($xpath, 'activity:object-type/text()', $activityobject);
1065 // Mastodon Content Warning
1066 if (($item["verb"] == Activity::POST) && $xpath->evaluate('boolean(atom:summary)', $activityobject)) {
1067 $clear_text = XML::getFirstNodeValue($xpath, 'atom:summary/text()', $activityobject);
1068 if (!empty($clear_text)) {
1069 $item['content-warning'] = HTML::toBBCode($clear_text);
1073 $inreplyto = $xpath->query('thr:in-reply-to', $activityobject);
1074 if (is_object($inreplyto->item(0))) {
1075 foreach ($inreplyto->item(0)->attributes as $attributes) {
1076 if ($attributes->name == "ref") {
1077 $item["thr-parent"] = $attributes->textContent;
1086 * Processes links in the XML
1088 * @param object $links The xml data that contain links
1089 * @param array $item The item array
1091 * @return array with data from the links
1093 private static function processLinks($links, array &$item)
1095 $link_data = ['add_body' => '', 'self' => ''];
1097 foreach ($links as $link) {
1098 $attribute = self::readAttributes($link);
1100 if (!empty($attribute['rel']) && !empty($attribute['href'])) {
1101 switch ($attribute['rel']) {
1103 $item["plink"] = $attribute['href'];
1104 if (($item["object-type"] == Activity\ObjectType::QUESTION)
1105 || ($item["object-type"] == Activity\ObjectType::EVENT)
1107 $item["body"] .= "\n" . PageInfo::getFooterFromUrl($attribute['href']);
1110 case "ostatus:conversation":
1111 $link_data['conversation'] = $attribute['href'];
1112 $item['conversation-href'] = $link_data['conversation'];
1113 if (!isset($item['conversation-uri'])) {
1114 $item['conversation-uri'] = $item['conversation-href'];
1118 $filetype = strtolower(substr($attribute['type'], 0, strpos($attribute['type'], '/')));
1119 if ($filetype == 'image') {
1120 $link_data['add_body'] .= "\n[img]".$attribute['href'].'[/img]';
1122 Post\Media::insert(['uri-id' => $item['uri-id'], 'type' => Post\Media::DOCUMENT,
1123 'url' => $attribute['href'], 'mimetype' => $attribute['type'],
1124 'size' => $attribute['length'] ?? null, 'description' => $attribute['title'] ?? null]);
1128 if ($item["object-type"] != Activity\ObjectType::BOOKMARK) {
1129 if (!isset($item["thr-parent"])) {
1130 $item["thr-parent"] = $attribute['href'];
1132 $link_data['related'] = $attribute['href'];
1134 $item["body"] .= "\n" . PageInfo::getFooterFromUrl($attribute['href']);
1138 if (empty($item["plink"])) {
1139 $item["plink"] = $attribute['href'];
1141 $link_data['self'] = $attribute['href'];
1150 * Create an url out of an uri
1152 * @param string $href URI in the format "parameter1:parameter1:..."
1154 * @return string URL in the format http(s)://....
1156 private static function convertHref($href)
1158 $elements = explode(":", $href);
1160 if ((count($elements) <= 2) || ($elements[0] != "tag")) {
1164 $server = explode(",", $elements[1]);
1165 $conversation = explode("=", $elements[2]);
1167 if ((count($elements) == 4) && ($elements[2] == "post")) {
1168 return "http://".$server[0]."/notice/".$elements[3];
1171 if ((count($conversation) != 2) || ($conversation[1] =="")) {
1174 if ($elements[3] == "objectType=thread") {
1175 return "http://".$server[0]."/conversation/".$conversation[1];
1177 return "http://".$server[0]."/notice/".$conversation[1];
1182 * Checks if the current post is a reshare
1184 * @param array $item The item array of thw post
1186 * @return string The guid if the post is a reshare
1188 public static function getResharedGuid(array $item)
1190 $reshared = Item::getShareArray($item);
1191 if (empty($reshared['guid']) || !empty($reshared['comment'])) {
1195 return $reshared['guid'];
1199 * Cleans the body of a post if it contains picture links
1201 * @param string $body The body
1203 * @return string The cleaned body
1204 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
1206 public static function formatPicturePost($body)
1208 $siteinfo = BBCode::getAttachedData($body);
1210 if (($siteinfo["type"] == "photo") && (!empty($siteinfo["preview"]) || !empty($siteinfo["image"]))) {
1211 if (isset($siteinfo["preview"])) {
1212 $preview = $siteinfo["preview"];
1214 $preview = $siteinfo["image"];
1217 // Is it a remote picture? Then make a smaller preview here
1218 $preview = ProxyUtils::proxifyUrl($preview, false, ProxyUtils::SIZE_SMALL);
1220 // Is it a local picture? Then make it smaller here
1221 $preview = str_replace(["-0.jpg", "-0.png"], ["-2.jpg", "-2.png"], $preview);
1222 $preview = str_replace(["-1.jpg", "-1.png"], ["-2.jpg", "-2.png"], $preview);
1224 if (isset($siteinfo["url"])) {
1225 $url = $siteinfo["url"];
1227 $url = $siteinfo["image"];
1230 $body = trim($siteinfo["text"])." [url]".$url."[/url]\n[img]".$preview."[/img]";
1237 * Adds the header elements to the XML document
1239 * @param DOMDocument $doc XML document
1240 * @param array $owner Contact data of the poster
1241 * @param string $filter The related feed filter (activity, posts or comments)
1243 * @return object header root element
1244 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
1246 private static function addHeader(DOMDocument $doc, array $owner, $filter)
1248 $root = $doc->createElementNS(ActivityNamespace::ATOM1, 'feed');
1249 $doc->appendChild($root);
1251 $root->setAttribute("xmlns:thr", ActivityNamespace::THREAD);
1252 $root->setAttribute("xmlns:georss", ActivityNamespace::GEORSS);
1253 $root->setAttribute("xmlns:activity", ActivityNamespace::ACTIVITY);
1254 $root->setAttribute("xmlns:media", ActivityNamespace::MEDIA);
1255 $root->setAttribute("xmlns:poco", ActivityNamespace::POCO);
1256 $root->setAttribute("xmlns:ostatus", ActivityNamespace::OSTATUS);
1257 $root->setAttribute("xmlns:statusnet", ActivityNamespace::STATUSNET);
1258 $root->setAttribute("xmlns:mastodon", ActivityNamespace::MASTODON);
1261 $selfUri = '/feed/' . $owner["nick"] . '/';
1264 $title = DI::l10n()->t('%s\'s timeline', $owner['name']);
1265 $selfUri .= $filter;
1268 $title = DI::l10n()->t('%s\'s posts', $owner['name']);
1271 $title = DI::l10n()->t('%s\'s comments', $owner['name']);
1272 $selfUri .= $filter;
1276 $selfUri = "/dfrn_poll/" . $owner["nick"];
1278 $attributes = ["uri" => "https://friendi.ca", "version" => FRIENDICA_VERSION . "-" . DB_UPDATE_VERSION];
1279 XML::addElement($doc, $root, "generator", FRIENDICA_PLATFORM, $attributes);
1280 XML::addElement($doc, $root, "id", DI::baseUrl() . "/profile/" . $owner["nick"]);
1281 XML::addElement($doc, $root, "title", $title);
1282 XML::addElement($doc, $root, "subtitle", sprintf("Updates from %s on %s", $owner["name"], DI::config()->get('config', 'sitename')));
1283 XML::addElement($doc, $root, "logo", $owner["photo"]);
1284 XML::addElement($doc, $root, "updated", DateTimeFormat::utcNow(DateTimeFormat::ATOM));
1286 $author = self::addAuthor($doc, $owner, true);
1287 $root->appendChild($author);
1289 $attributes = ["href" => $owner["url"], "rel" => "alternate", "type" => "text/html"];
1290 XML::addElement($doc, $root, "link", "", $attributes);
1292 /// @TODO We have to find out what this is
1293 /// $attributes = array("href" => DI::baseUrl()."/sup",
1294 /// "rel" => "http://api.friendfeed.com/2008/03#sup",
1295 /// "type" => "application/json");
1296 /// XML::addElement($doc, $root, "link", "", $attributes);
1298 self::hublinks($doc, $root, $owner["nick"]);
1300 $attributes = ["href" => DI::baseUrl() . "/salmon/" . $owner["nick"], "rel" => "salmon"];
1301 XML::addElement($doc, $root, "link", "", $attributes);
1303 $attributes = ["href" => DI::baseUrl() . "/salmon/" . $owner["nick"], "rel" => "http://salmon-protocol.org/ns/salmon-replies"];
1304 XML::addElement($doc, $root, "link", "", $attributes);
1306 $attributes = ["href" => DI::baseUrl() . "/salmon/" . $owner["nick"], "rel" => "http://salmon-protocol.org/ns/salmon-mention"];
1307 XML::addElement($doc, $root, "link", "", $attributes);
1309 $attributes = ["href" => DI::baseUrl() . $selfUri, "rel" => "self", "type" => "application/atom+xml"];
1310 XML::addElement($doc, $root, "link", "", $attributes);
1312 if ($owner['contact-type'] == Contact::TYPE_COMMUNITY) {
1313 $condition = ['uid' => $owner['uid'], 'self' => false, 'pending' => false,
1314 'archive' => false, 'hidden' => false, 'blocked' => false];
1315 $members = DBA::count('contact', $condition);
1316 XML::addElement($doc, $root, "statusnet:group_info", "", ["member_count" => $members]);
1323 * Add the link to the push hubs to the XML document
1325 * @param DOMDocument $doc XML document
1326 * @param object $root XML root element where the hub links are added
1327 * @param object $nick nick
1329 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
1331 public static function hublinks(DOMDocument $doc, $root, $nick)
1333 $h = DI::baseUrl() . '/pubsubhubbub/'.$nick;
1334 XML::addElement($doc, $root, "link", "", ["href" => $h, "rel" => "hub"]);
1338 * Adds attachment data to the XML document
1340 * @param DOMDocument $doc XML document
1341 * @param object $root XML root element where the hub links are added
1342 * @param array $item Data of the item that is to be posted
1344 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
1346 public static function getAttachment(DOMDocument $doc, $root, $item)
1348 $siteinfo = BBCode::getAttachedData($item["body"]);
1350 switch ($siteinfo["type"]) {
1352 if (!empty($siteinfo["image"])) {
1353 $imgdata = Images::getInfoFromURLCached($siteinfo["image"]);
1355 $attributes = ["rel" => "enclosure",
1356 "href" => $siteinfo["image"],
1357 "type" => $imgdata["mime"],
1358 "length" => intval($imgdata["size"])];
1359 XML::addElement($doc, $root, "link", "", $attributes);
1364 $attributes = ["rel" => "enclosure",
1365 "href" => $siteinfo["url"],
1366 "type" => "text/html; charset=UTF-8",
1368 "title" => ($siteinfo["title"] ?? '') ?: $siteinfo["url"],
1370 XML::addElement($doc, $root, "link", "", $attributes);
1376 if (!DI::config()->get('system', 'ostatus_not_attach_preview') && ($siteinfo["type"] != "photo") && isset($siteinfo["image"])) {
1377 $imgdata = Images::getInfoFromURLCached($siteinfo["image"]);
1379 $attributes = ["rel" => "enclosure",
1380 "href" => $siteinfo["image"],
1381 "type" => $imgdata["mime"],
1382 "length" => intval($imgdata["size"])];
1384 XML::addElement($doc, $root, "link", "", $attributes);
1388 foreach (Post\Media::getByURIId($item['uri-id'], [Post\Media::DOCUMENT, Post\Media::TORRENT, Post\Media::UNKNOWN]) as $attachment) {
1389 $attributes = ['rel' => 'enclosure',
1390 'href' => $attachment['url'],
1391 'type' => $attachment['mimetype']];
1393 if (!empty($attachment['size'])) {
1394 $attributes['length'] = intval($attachment['size']);
1396 if (!empty($attachment['description'])) {
1397 $attributes['title'] = $attachment['description'];
1400 XML::addElement($doc, $root, 'link', '', $attributes);
1405 * Adds the author element to the XML document
1407 * @param DOMDocument $doc XML document
1408 * @param array $owner Contact data of the poster
1409 * @param bool $show_profile Whether to show profile
1411 * @return \DOMElement author element
1412 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
1414 private static function addAuthor(DOMDocument $doc, array $owner, $show_profile = true)
1416 $profile = DBA::selectFirst('profile', ['homepage', 'publish'], ['uid' => $owner['uid']]);
1417 $author = $doc->createElement("author");
1418 XML::addElement($doc, $author, "id", $owner["url"]);
1419 if ($owner['contact-type'] == Contact::TYPE_COMMUNITY) {
1420 XML::addElement($doc, $author, "activity:object-type", Activity\ObjectType::GROUP);
1422 XML::addElement($doc, $author, "activity:object-type", Activity\ObjectType::PERSON);
1425 XML::addElement($doc, $author, "uri", $owner["url"]);
1426 XML::addElement($doc, $author, "name", $owner["nick"]);
1427 XML::addElement($doc, $author, "email", $owner["addr"]);
1428 if ($show_profile) {
1429 XML::addElement($doc, $author, "summary", BBCode::convert($owner["about"], false, BBCode::OSTATUS));
1432 $attributes = ["rel" => "alternate", "type" => "text/html", "href" => $owner["url"]];
1433 XML::addElement($doc, $author, "link", "", $attributes);
1437 "type" => "image/jpeg", // To-Do?
1438 "media:width" => 300,
1439 "media:height" => 300,
1440 "href" => $owner["photo"]];
1441 XML::addElement($doc, $author, "link", "", $attributes);
1443 if (isset($owner["thumb"])) {
1446 "type" => "image/jpeg", // To-Do?
1447 "media:width" => 80,
1448 "media:height" => 80,
1449 "href" => $owner["thumb"]];
1450 XML::addElement($doc, $author, "link", "", $attributes);
1453 XML::addElement($doc, $author, "poco:preferredUsername", $owner["nick"]);
1454 XML::addElement($doc, $author, "poco:displayName", $owner["name"]);
1455 if ($show_profile) {
1456 XML::addElement($doc, $author, "poco:note", BBCode::convert($owner["about"], false, BBCode::OSTATUS));
1458 if (trim($owner["location"]) != "") {
1459 $element = $doc->createElement("poco:address");
1460 XML::addElement($doc, $element, "poco:formatted", $owner["location"]);
1461 $author->appendChild($element);
1465 if (DBA::isResult($profile) && !$show_profile) {
1466 if (trim($profile["homepage"]) != "") {
1467 $urls = $doc->createElement("poco:urls");
1468 XML::addElement($doc, $urls, "poco:type", "homepage");
1469 XML::addElement($doc, $urls, "poco:value", $profile["homepage"]);
1470 XML::addElement($doc, $urls, "poco:primary", "true");
1471 $author->appendChild($urls);
1474 XML::addElement($doc, $author, "followers", "", ["url" => DI::baseUrl() . "/profile/" . $owner["nick"] . "/contacts/followers"]);
1475 XML::addElement($doc, $author, "statusnet:profile_info", "", ["local_id" => $owner["uid"]]);
1477 if ($profile["publish"]) {
1478 XML::addElement($doc, $author, "mastodon:scope", "public");
1486 * @TODO Picture attachments should look like this:
1487 * <a href="https://status.pirati.ca/attachment/572819" title="https://status.pirati.ca/file/heluecht-20151202T222602-rd3u49p.gif"
1488 * class="attachment thumbnail" id="attachment-572819" rel="nofollow external">https://status.pirati.ca/attachment/572819</a>
1492 * Returns the given activity if present - otherwise returns the "post" activity
1494 * @param array $item Data of the item that is to be posted
1496 * @return string activity
1498 public static function constructVerb(array $item)
1500 if (!empty($item['verb'])) {
1501 return $item['verb'];
1504 return Activity::POST;
1508 * Returns the given object type if present - otherwise returns the "note" object type
1510 * @param array $item Data of the item that is to be posted
1512 * @return string Object type
1514 private static function constructObjecttype(array $item)
1516 if (!empty($item['object-type']) && in_array($item['object-type'], [Activity\ObjectType::NOTE, Activity\ObjectType::COMMENT])) {
1517 return $item['object-type'];
1520 return Activity\ObjectType::NOTE;
1524 * Adds an entry element to the XML document
1526 * @param DOMDocument $doc XML document
1527 * @param array $item Data of the item that is to be posted
1528 * @param array $owner Contact data of the poster
1529 * @param bool $toplevel optional default false
1531 * @return \DOMElement Entry element
1532 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
1533 * @throws \ImagickException
1535 private static function entry(DOMDocument $doc, array $item, array $owner, $toplevel = false)
1539 $repeated_guid = self::getResharedGuid($item);
1540 if ($repeated_guid != "") {
1541 $xml = self::reshareEntry($doc, $item, $owner, $repeated_guid, $toplevel);
1548 if ($item["verb"] == Activity::LIKE) {
1549 return self::likeEntry($doc, $item, $owner, $toplevel);
1550 } elseif (in_array($item["verb"], [Activity::FOLLOW, Activity::O_UNFOLLOW])) {
1551 return self::followEntry($doc, $item, $owner, $toplevel);
1553 return self::noteEntry($doc, $item, $owner, $toplevel);
1558 * Adds a source entry to the XML document
1560 * @param DOMDocument $doc XML document
1561 * @param array $contact Array of the contact that is added
1563 * @return \DOMElement Source element
1564 * @throws \Exception
1566 private static function sourceEntry(DOMDocument $doc, array $contact)
1568 $source = $doc->createElement("source");
1569 XML::addElement($doc, $source, "id", $contact["poll"]);
1570 XML::addElement($doc, $source, "title", $contact["name"]);
1571 XML::addElement($doc, $source, "link", "", ["rel" => "alternate", "type" => "text/html", "href" => $contact["alias"]]);
1572 XML::addElement($doc, $source, "link", "", ["rel" => "self", "type" => "application/atom+xml", "href" => $contact["poll"]]);
1573 XML::addElement($doc, $source, "icon", $contact["photo"]);
1574 XML::addElement($doc, $source, "updated", DateTimeFormat::utc($contact["success_update"]."+00:00", DateTimeFormat::ATOM));
1580 * Adds an entry element with reshared content
1582 * @param DOMDocument $doc XML document
1583 * @param array $item Data of the item that is to be posted
1584 * @param array $owner Contact data of the poster
1585 * @param string $repeated_guid guid
1586 * @param bool $toplevel Is it for en entry element (false) or a feed entry (true)?
1588 * @return bool Entry element
1589 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
1590 * @throws \ImagickException
1592 private static function reshareEntry(DOMDocument $doc, array $item, array $owner, $repeated_guid, $toplevel)
1594 if (($item['gravity'] != GRAVITY_PARENT) && (Strings::normaliseLink($item["author-link"]) != Strings::normaliseLink($owner["url"]))) {
1595 Logger::log("OStatus entry is from author ".$owner["url"]." - not from ".$item["author-link"].". Quitting.", Logger::DEBUG);
1598 $entry = self::entryHeader($doc, $owner, $item, $toplevel);
1600 $condition = ['uid' => $owner["uid"], 'guid' => $repeated_guid, 'private' => [Item::PUBLIC, Item::UNLISTED],
1601 'network' => [Protocol::DFRN, Protocol::DIASPORA, Protocol::OSTATUS]];
1602 $repeated_item = Item::selectFirst([], $condition);
1603 if (!DBA::isResult($repeated_item)) {
1607 $contact = Contact::getByURL($repeated_item['author-link']) ?: $owner;
1609 $title = $owner["nick"]." repeated a notice by ".$contact["nick"];
1611 self::entryContent($doc, $entry, $item, $owner, $title, Activity::SHARE, false);
1613 $as_object = $doc->createElement("activity:object");
1615 XML::addElement($doc, $as_object, "activity:object-type", ActivityNamespace::ACTIVITY_SCHEMA . "activity");
1617 self::entryContent($doc, $as_object, $repeated_item, $owner, "", "", false);
1619 $author = self::addAuthor($doc, $contact, false);
1620 $as_object->appendChild($author);
1622 $as_object2 = $doc->createElement("activity:object");
1624 XML::addElement($doc, $as_object2, "activity:object-type", self::constructObjecttype($repeated_item));
1626 $title = sprintf("New comment by %s", $contact["nick"]);
1628 self::entryContent($doc, $as_object2, $repeated_item, $owner, $title);
1630 $as_object->appendChild($as_object2);
1632 self::entryFooter($doc, $as_object, $item, $owner, false);
1634 $source = self::sourceEntry($doc, $contact);
1636 $as_object->appendChild($source);
1638 $entry->appendChild($as_object);
1640 self::entryFooter($doc, $entry, $item, $owner, true);
1646 * Adds an entry element with a "like"
1648 * @param DOMDocument $doc XML document
1649 * @param array $item Data of the item that is to be posted
1650 * @param array $owner Contact data of the poster
1651 * @param bool $toplevel Is it for en entry element (false) or a feed entry (true)?
1653 * @return \DOMElement Entry element with "like"
1654 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
1655 * @throws \ImagickException
1657 private static function likeEntry(DOMDocument $doc, array $item, array $owner, $toplevel)
1659 if (($item['gravity'] != GRAVITY_PARENT) && (Strings::normaliseLink($item["author-link"]) != Strings::normaliseLink($owner["url"]))) {
1660 Logger::log("OStatus entry is from author ".$owner["url"]." - not from ".$item["author-link"].". Quitting.", Logger::DEBUG);
1663 $entry = self::entryHeader($doc, $owner, $item, $toplevel);
1665 $verb = ActivityNamespace::ACTIVITY_SCHEMA . "favorite";
1666 self::entryContent($doc, $entry, $item, $owner, "Favorite", $verb, false);
1668 $parent = Item::selectFirst([], ['uri' => $item["thr-parent"], 'uid' => $item["uid"]]);
1669 if (DBA::isResult($parent)) {
1670 $as_object = $doc->createElement("activity:object");
1672 XML::addElement($doc, $as_object, "activity:object-type", self::constructObjecttype($parent));
1674 self::entryContent($doc, $as_object, $parent, $owner, "New entry");
1676 $entry->appendChild($as_object);
1679 self::entryFooter($doc, $entry, $item, $owner);
1685 * Adds the person object element to the XML document
1687 * @param DOMDocument $doc XML document
1688 * @param array $owner Contact data of the poster
1689 * @param array $contact Contact data of the target
1691 * @return object author element
1693 private static function addPersonObject(DOMDocument $doc, array $owner, array $contact)
1695 $object = $doc->createElement("activity:object");
1696 XML::addElement($doc, $object, "activity:object-type", Activity\ObjectType::PERSON);
1698 if ($contact['network'] == Protocol::PHANTOM) {
1699 XML::addElement($doc, $object, "id", $contact['url']);
1703 XML::addElement($doc, $object, "id", $contact["alias"]);
1704 XML::addElement($doc, $object, "title", $contact["nick"]);
1706 $attributes = ["rel" => "alternate", "type" => "text/html", "href" => $contact["url"]];
1707 XML::addElement($doc, $object, "link", "", $attributes);
1711 "type" => "image/jpeg", // To-Do?
1712 "media:width" => 300,
1713 "media:height" => 300,
1714 "href" => $contact["photo"]];
1715 XML::addElement($doc, $object, "link", "", $attributes);
1717 XML::addElement($doc, $object, "poco:preferredUsername", $contact["nick"]);
1718 XML::addElement($doc, $object, "poco:displayName", $contact["name"]);
1720 if (trim($contact["location"]) != "") {
1721 $element = $doc->createElement("poco:address");
1722 XML::addElement($doc, $element, "poco:formatted", $contact["location"]);
1723 $object->appendChild($element);
1730 * Adds a follow/unfollow entry element
1732 * @param DOMDocument $doc XML document
1733 * @param array $item Data of the follow/unfollow message
1734 * @param array $owner Contact data of the poster
1735 * @param bool $toplevel Is it for en entry element (false) or a feed entry (true)?
1737 * @return \DOMElement Entry element
1738 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
1739 * @throws \ImagickException
1741 private static function followEntry(DOMDocument $doc, array $item, array $owner, $toplevel)
1743 $item["id"] = $item['parent'] = 0;
1744 $item["created"] = $item["edited"] = date("c");
1745 $item["private"] = Item::PRIVATE;
1747 $contact = Contact::getByURL($item['follow']);
1748 $item['follow'] = $contact['url'];
1750 if ($contact['alias']) {
1751 $item['follow'] = $contact['alias'];
1753 $contact['alias'] = $contact['url'];
1756 $condition = ['uid' => $owner['uid'], 'nurl' => Strings::normaliseLink($contact["url"])];
1757 $user_contact = DBA::selectFirst('contact', ['id'], $condition);
1759 if (DBA::isResult($user_contact)) {
1760 $connect_id = $user_contact['id'];
1765 if ($item['verb'] == Activity::FOLLOW) {
1766 $message = DI::l10n()->t('%s is now following %s.');
1767 $title = DI::l10n()->t('following');
1768 $action = "subscription";
1770 $message = DI::l10n()->t('%s stopped following %s.');
1771 $title = DI::l10n()->t('stopped following');
1772 $action = "unfollow";
1775 $item["uri"] = $item['parent-uri'] = $item['thr-parent']
1776 = 'tag:' . DI::baseUrl()->getHostname().
1777 ','.date('Y-m-d').':'.$action.':'.$owner['uid'].
1778 ':person:'.$connect_id.':'.$item['created'];
1780 $item["body"] = sprintf($message, $owner["nick"], $contact["nick"]);
1782 $entry = self::entryHeader($doc, $owner, $item, $toplevel);
1784 self::entryContent($doc, $entry, $item, $owner, $title);
1786 $object = self::addPersonObject($doc, $owner, $contact);
1787 $entry->appendChild($object);
1789 self::entryFooter($doc, $entry, $item, $owner);
1795 * Adds a regular entry element
1797 * @param DOMDocument $doc XML document
1798 * @param array $item Data of the item that is to be posted
1799 * @param array $owner Contact data of the poster
1800 * @param bool $toplevel Is it for en entry element (false) or a feed entry (true)?
1802 * @return \DOMElement Entry element
1803 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
1804 * @throws \ImagickException
1806 private static function noteEntry(DOMDocument $doc, array $item, array $owner, $toplevel)
1808 if (($item['gravity'] != GRAVITY_PARENT) && (Strings::normaliseLink($item["author-link"]) != Strings::normaliseLink($owner["url"]))) {
1809 Logger::log("OStatus entry is from author ".$owner["url"]." - not from ".$item["author-link"].". Quitting.", Logger::DEBUG);
1813 if (!empty($item['title'])) {
1814 $title = BBCode::convert($item['title'], false, BBCode::OSTATUS);
1816 $title = sprintf("New note by %s", $owner["nick"]);
1819 $title = sprintf("New comment by %s", $owner["nick"]);
1822 $entry = self::entryHeader($doc, $owner, $item, $toplevel);
1824 XML::addElement($doc, $entry, "activity:object-type", Activity\ObjectType::NOTE);
1826 self::entryContent($doc, $entry, $item, $owner, $title, '', true);
1828 self::entryFooter($doc, $entry, $item, $owner, true);
1834 * Adds a header element to the XML document
1836 * @param DOMDocument $doc XML document
1837 * @param array $owner Contact data of the poster
1838 * @param array $item
1839 * @param bool $toplevel Is it for en entry element (false) or a feed entry (true)?
1841 * @return \DOMElement The entry element where the elements are added
1842 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
1843 * @throws \ImagickException
1845 public static function entryHeader(DOMDocument $doc, array $owner, array $item, $toplevel)
1848 $entry = $doc->createElement("entry");
1850 if ($owner['contact-type'] == Contact::TYPE_COMMUNITY) {
1851 $contact = Contact::getByURL($item['author-link']) ?: $owner;
1852 $author = self::addAuthor($doc, $contact, false);
1853 $entry->appendChild($author);
1856 $entry = $doc->createElementNS(ActivityNamespace::ATOM1, "entry");
1858 $entry->setAttribute("xmlns:thr", ActivityNamespace::THREAD);
1859 $entry->setAttribute("xmlns:georss", ActivityNamespace::GEORSS);
1860 $entry->setAttribute("xmlns:activity", ActivityNamespace::ACTIVITY);
1861 $entry->setAttribute("xmlns:media", ActivityNamespace::MEDIA);
1862 $entry->setAttribute("xmlns:poco", ActivityNamespace::POCO);
1863 $entry->setAttribute("xmlns:ostatus", ActivityNamespace::OSTATUS);
1864 $entry->setAttribute("xmlns:statusnet", ActivityNamespace::STATUSNET);
1865 $entry->setAttribute("xmlns:mastodon", ActivityNamespace::MASTODON);
1867 $author = self::addAuthor($doc, $owner);
1868 $entry->appendChild($author);
1875 * Adds elements to the XML document
1877 * @param DOMDocument $doc XML document
1878 * @param \DOMElement $entry Entry element where the content is added
1879 * @param array $item Data of the item that is to be posted
1880 * @param array $owner Contact data of the poster
1881 * @param string $title Title for the post
1882 * @param string $verb The activity verb
1883 * @param bool $complete Add the "status_net" element?
1885 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
1887 private static function entryContent(DOMDocument $doc, \DOMElement $entry, array $item, array $owner, $title, $verb = "", $complete = true)
1890 $verb = self::constructVerb($item);
1893 XML::addElement($doc, $entry, "id", $item["uri"]);
1894 XML::addElement($doc, $entry, "title", html_entity_decode($title, ENT_QUOTES, 'UTF-8'));
1896 $body = self::formatPicturePost($item['body']);
1898 if (!empty($item['title'])) {
1899 $body = "[b]".$item['title']."[/b]\n\n".$body;
1902 $body = BBCode::convert($body, false, BBCode::OSTATUS);
1904 XML::addElement($doc, $entry, "content", $body, ["type" => "html"]);
1906 XML::addElement($doc, $entry, "link", "", ["rel" => "alternate", "type" => "text/html",
1907 "href" => DI::baseUrl()."/display/".$item["guid"]]
1910 if ($complete && ($item["id"] > 0)) {
1911 XML::addElement($doc, $entry, "status_net", "", ["notice_id" => $item["id"]]);
1914 XML::addElement($doc, $entry, "activity:verb", $verb);
1916 XML::addElement($doc, $entry, "published", DateTimeFormat::utc($item["created"]."+00:00", DateTimeFormat::ATOM));
1917 XML::addElement($doc, $entry, "updated", DateTimeFormat::utc($item["edited"]."+00:00", DateTimeFormat::ATOM));
1921 * Adds the elements at the foot of an entry to the XML document
1923 * @param DOMDocument $doc XML document
1924 * @param object $entry The entry element where the elements are added
1925 * @param array $item Data of the item that is to be posted
1926 * @param array $owner Contact data of the poster
1927 * @param bool $complete default true
1929 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
1931 private static function entryFooter(DOMDocument $doc, $entry, array $item, array $owner, $complete = true)
1935 if ($item['gravity'] != GRAVITY_PARENT) {
1936 $parent = Item::selectFirst(['guid', 'author-link', 'owner-link'], ['id' => $item['parent']]);
1938 $thrparent = Item::selectFirst(['guid', 'author-link', 'owner-link', 'plink'], ['uid' => $owner["uid"], 'uri' => $item['thr-parent']]);
1940 if (DBA::isResult($thrparent)) {
1941 $mentioned[$thrparent["author-link"]] = $thrparent["author-link"];
1942 $mentioned[$thrparent["owner-link"]] = $thrparent["owner-link"];
1943 $parent_plink = $thrparent["plink"];
1945 $mentioned[$parent["author-link"]] = $parent["author-link"];
1946 $mentioned[$parent["owner-link"]] = $parent["owner-link"];
1947 $parent_plink = DI::baseUrl()."/display/".$parent["guid"];
1951 "ref" => $item['thr-parent'],
1952 "href" => $parent_plink];
1953 XML::addElement($doc, $entry, "thr:in-reply-to", "", $attributes);
1957 "href" => $parent_plink];
1958 XML::addElement($doc, $entry, "link", "", $attributes);
1961 if (intval($item['parent']) > 0) {
1962 $conversation_href = $conversation_uri = str_replace('/objects/', '/context/', $item['thr-parent']);
1964 if (isset($parent_item)) {
1965 $conversation = DBA::selectFirst('conversation', ['conversation-uri', 'conversation-href'], ['item-uri' => $parent_item]);
1966 if (DBA::isResult($conversation)) {
1967 if ($conversation['conversation-uri'] != '') {
1968 $conversation_uri = $conversation['conversation-uri'];
1970 if ($conversation['conversation-href'] != '') {
1971 $conversation_href = $conversation['conversation-href'];
1976 XML::addElement($doc, $entry, "link", "", ["rel" => "ostatus:conversation", "href" => $conversation_href]);
1979 "href" => $conversation_href,
1980 "local_id" => $item['parent'],
1981 "ref" => $conversation_uri];
1983 XML::addElement($doc, $entry, "ostatus:conversation", $conversation_uri, $attributes);
1986 // uri-id isn't present for follow entry pseudo-items
1987 $tags = Tag::getByURIId($item['uri-id'] ?? 0);
1988 foreach ($tags as $tag) {
1989 $mentioned[$tag['url']] = $tag['url'];
1992 // Make sure that mentions are accepted (GNU Social has problems with mixing HTTP and HTTPS)
1994 foreach ($mentioned as $mention) {
1995 $newmentions[str_replace("http://", "https://", $mention)] = str_replace("http://", "https://", $mention);
1996 $newmentions[str_replace("https://", "http://", $mention)] = str_replace("https://", "http://", $mention);
1998 $mentioned = $newmentions;
2000 foreach ($mentioned as $mention) {
2001 $contact = Contact::getByURL($mention, false, ['contact-type']);
2002 if (!empty($contact) && ($contact['contact-type'] == Contact::TYPE_COMMUNITY)) {
2003 XML::addElement($doc, $entry, "link", "",
2005 "rel" => "mentioned",
2006 "ostatus:object-type" => Activity\ObjectType::GROUP,
2010 XML::addElement($doc, $entry, "link", "",
2012 "rel" => "mentioned",
2013 "ostatus:object-type" => Activity\ObjectType::PERSON,
2019 if ($owner['contact-type'] == Contact::TYPE_COMMUNITY) {
2020 XML::addElement($doc, $entry, "link", "", [
2021 "rel" => "mentioned",
2022 "ostatus:object-type" => "http://activitystrea.ms/schema/1.0/group",
2023 "href" => $owner['url']
2027 if ($item['private'] != Item::PRIVATE) {
2028 XML::addElement($doc, $entry, "link", "", ["rel" => "ostatus:attention",
2029 "href" => "http://activityschema.org/collection/public"]);
2030 XML::addElement($doc, $entry, "link", "", ["rel" => "mentioned",
2031 "ostatus:object-type" => "http://activitystrea.ms/schema/1.0/collection",
2032 "href" => "http://activityschema.org/collection/public"]);
2033 XML::addElement($doc, $entry, "mastodon:scope", "public");
2036 foreach ($tags as $tag) {
2037 if ($tag['type'] == Tag::HASHTAG) {
2038 XML::addElement($doc, $entry, "category", "", ["term" => $tag['name']]);
2042 self::getAttachment($doc, $entry, $item);
2044 if ($complete && ($item["id"] > 0)) {
2045 $app = $item["app"];
2050 $attributes = ["local_id" => $item["id"], "source" => $app];
2052 if (isset($parent["id"])) {
2053 $attributes["repeat_of"] = $parent["id"];
2056 if ($item["coord"] != "") {
2057 XML::addElement($doc, $entry, "georss:point", $item["coord"]);
2060 XML::addElement($doc, $entry, "statusnet:notice_info", "", $attributes);
2065 * Creates the XML feed for a given nickname
2067 * Supported filters:
2068 * - activity (default): all the public posts
2069 * - posts: all the public top-level posts
2070 * - comments: all the public replies
2072 * Updates the provided last_update parameter if the result comes from the
2073 * cache or it is empty
2075 * @param string $owner_nick Nickname of the feed owner
2076 * @param string $last_update Date of the last update
2077 * @param integer $max_items Number of maximum items to fetch
2078 * @param string $filter Feed items filter (activity, posts or comments)
2079 * @param boolean $nocache Wether to bypass caching
2081 * @return string XML feed
2082 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
2083 * @throws \ImagickException
2085 public static function feed($owner_nick, &$last_update, $max_items = 300, $filter = 'activity', $nocache = false)
2087 $stamp = microtime(true);
2089 $owner = User::getOwnerDataByNick($owner_nick);
2094 $cachekey = "ostatus:feed:" . $owner_nick . ":" . $filter . ":" . $last_update;
2096 $previous_created = $last_update;
2098 // Don't cache when the last item was posted less then 15 minutes ago (Cache duration)
2099 if ((time() - strtotime($owner['last-item'])) < 15*60) {
2100 $result = DI::cache()->get($cachekey);
2101 if (!$nocache && !is_null($result)) {
2102 Logger::log('Feed duration: ' . number_format(microtime(true) - $stamp, 3) . ' - ' . $owner_nick . ' - ' . $filter . ' - ' . $previous_created . ' (cached)', Logger::DEBUG);
2103 $last_update = $result['last_update'];
2104 return $result['feed'];
2108 if (!strlen($last_update)) {
2109 $last_update = 'now -30 days';
2112 $check_date = DateTimeFormat::utc($last_update);
2113 $authorid = Contact::getIdForURL($owner["url"]);
2115 $condition = ["`uid` = ? AND `received` > ? AND NOT `deleted`
2116 AND `private` != ? AND `visible` AND `wall` AND `parent-network` IN (?, ?)",
2117 $owner["uid"], $check_date, Item::PRIVATE, Protocol::OSTATUS, Protocol::DFRN];
2119 if ($filter === 'comments') {
2120 $condition[0] .= " AND `object-type` = ? ";
2121 $condition[] = Activity\ObjectType::COMMENT;
2124 if ($owner['contact-type'] != Contact::TYPE_COMMUNITY) {
2125 $condition[0] .= " AND `contact-id` = ? AND `author-id` = ?";
2126 $condition[] = $owner["id"];
2127 $condition[] = $authorid;
2130 $params = ['order' => ['received' => true], 'limit' => $max_items];
2132 if ($filter === 'posts') {
2133 $ret = Item::selectThread([], $condition, $params);
2135 $ret = Item::select([], $condition, $params);
2138 $items = Item::inArray($ret);
2140 $doc = new DOMDocument('1.0', 'utf-8');
2141 $doc->formatOutput = true;
2143 $root = self::addHeader($doc, $owner, $filter);
2145 foreach ($items as $item) {
2146 if (DI::config()->get('system', 'ostatus_debug')) {
2147 $item['body'] .= '🍼';
2150 if (in_array($item["verb"], [Activity::FOLLOW, Activity::O_UNFOLLOW, Activity::LIKE])) {
2154 $entry = self::entry($doc, $item, $owner, false);
2155 $root->appendChild($entry);
2157 if ($last_update < $item['created']) {
2158 $last_update = $item['created'];
2162 $feeddata = trim($doc->saveXML());
2164 $msg = ['feed' => $feeddata, 'last_update' => $last_update];
2165 DI::cache()->set($cachekey, $msg, Duration::QUARTER_HOUR);
2167 Logger::log('Feed duration: ' . number_format(microtime(true) - $stamp, 3) . ' - ' . $owner_nick . ' - ' . $filter . ' - ' . $previous_created, Logger::DEBUG);
2173 * Creates the XML for a salmon message
2175 * @param array $item Data of the item that is to be posted
2176 * @param array $owner Contact data of the poster
2178 * @return string XML for the salmon
2179 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
2180 * @throws \ImagickException
2182 public static function salmon(array $item, array $owner)
2184 $doc = new DOMDocument('1.0', 'utf-8');
2185 $doc->formatOutput = true;
2187 if (DI::config()->get('system', 'ostatus_debug')) {
2188 $item['body'] .= '🐟';
2191 $entry = self::entry($doc, $item, $owner, true);
2193 $doc->appendChild($entry);
2195 return trim($doc->saveXML());
2199 * Checks if the given contact url does support OStatus
2201 * @param string $url profile url
2203 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
2204 * @throws \ImagickException
2206 public static function isSupportedByContactUrl($url)
2208 $probe = Probe::uri($url, Protocol::OSTATUS);
2209 return $probe['network'] == Protocol::OSTATUS;