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\GContact;
38 use Friendica\Model\Item;
39 use Friendica\Model\ItemURI;
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\Network;
46 use Friendica\Util\Proxy as ProxyUtils;
47 use Friendica\Util\Strings;
48 use Friendica\Util\XML;
50 require_once 'mod/share.php';
51 require_once 'include/api.php';
54 * This class contain functions for the OStatus protocol
58 private static $itemlist;
59 private static $conv_list = [];
64 * @param DOMXPath $xpath The xpath object
65 * @param object $context The xml context of the author details
66 * @param array $importer user record of the importing user
67 * @param array $contact Called by reference, will contain the fetched contact
68 * @param bool $onlyfetch Only fetch the header without updating the contact entries
70 * @return array Array of author related entries for the item
71 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
72 * @throws \ImagickException
74 private static function fetchAuthor(DOMXPath $xpath, $context, array $importer, array &$contact = null, $onlyfetch)
77 $author["author-link"] = XML::getFirstNodeValue($xpath, 'atom:author/atom:uri/text()', $context);
78 $author["author-name"] = XML::getFirstNodeValue($xpath, 'atom:author/atom:name/text()', $context);
79 $addr = XML::getFirstNodeValue($xpath, 'atom:author/atom:email/text()', $context);
81 $aliaslink = $author["author-link"];
83 $alternate_item = $xpath->query("atom:author/atom:link[@rel='alternate']", $context)->item(0);
84 if (is_object($alternate_item)) {
85 foreach ($alternate_item->attributes as $attributes) {
86 if (($attributes->name == "href") && ($attributes->textContent != "")) {
87 $author["author-link"] = $attributes->textContent;
91 $author["author-id"] = Contact::getIdForURL($author["author-link"]);
93 $author['contact-id'] = ($contact['id'] ?? 0) ?: $author['author-id'];
98 This here would be better, but we would get problems with contacts from the statusnet addon
99 This is kept here as a reminder for the future
101 $cid = Contact::getIdForURL($author["author-link"], $importer["uid"]);
103 $contact = DBA::selectFirst('contact', [], ['id' => $cid]);
106 if ($aliaslink != '') {
107 $condition = ["`uid` = ? AND `alias` = ? AND `network` != ? AND `rel` IN (?, ?)",
108 $importer["uid"], $aliaslink, Protocol::STATUSNET,
109 Contact::SHARING, Contact::FRIEND];
110 $contact = DBA::selectFirst('contact', [], $condition);
113 if (!DBA::isResult($contact) && $author["author-link"] != '') {
114 if ($aliaslink == "") {
115 $aliaslink = $author["author-link"];
118 $condition = ["`uid` = ? AND `nurl` IN (?, ?) AND `network` != ? AND `rel` IN (?, ?)",
119 $importer["uid"], Strings::normaliseLink($author["author-link"]), Strings::normaliseLink($aliaslink),
120 Protocol::STATUSNET, Contact::SHARING, Contact::FRIEND];
121 $contact = DBA::selectFirst('contact', [], $condition);
124 if (!DBA::isResult($contact) && ($addr != '')) {
125 $condition = ["`uid` = ? AND `addr` = ? AND `network` != ? AND `rel` IN (?, ?)",
126 $importer["uid"], $addr, Protocol::STATUSNET,
127 Contact::SHARING, Contact::FRIEND];
128 $contact = DBA::selectFirst('contact', [], $condition);
131 if (DBA::isResult($contact)) {
132 if ($contact['blocked']) {
134 } elseif (!empty(APContact::getByURL($contact['url'], false))) {
135 ActivityPub\Receiver::switchContact($contact['id'], $importer['uid'], $contact['url']);
137 $author["contact-id"] = $contact["id"];
141 $avatars = $xpath->query("atom:author/atom:link[@rel='avatar']", $context);
142 foreach ($avatars as $avatar) {
145 foreach ($avatar->attributes as $attributes) {
146 if ($attributes->name == "href") {
147 $href = $attributes->textContent;
149 if ($attributes->name == "width") {
150 $width = $attributes->textContent;
154 $avatarlist[$width] = $href;
157 if (count($avatarlist) > 0) {
159 $author["author-avatar"] = Probe::fixAvatar(current($avatarlist), $author["author-link"]);
162 $displayname = XML::getFirstNodeValue($xpath, 'atom:author/poco:displayName/text()', $context);
163 if ($displayname != "") {
164 $author["author-name"] = $displayname;
167 $author["owner-id"] = $author["author-id"];
169 // Only update the contacts if it is an OStatus contact
170 if (DBA::isResult($contact) && ($contact['id'] > 0) && !$onlyfetch && ($contact["network"] == Protocol::OSTATUS)) {
172 // Update contact data
174 unset($current['name-date']);
176 // This query doesn't seem to work
177 // $value = $xpath->query("atom:link[@rel='salmon']", $context)->item(0)->nodeValue;
179 // $contact["notify"] = $value;
181 // This query doesn't seem to work as well - I hate these queries
182 // $value = $xpath->query("atom:link[@rel='self' and @type='application/atom+xml']", $context)->item(0)->nodeValue;
184 // $contact["poll"] = $value;
186 $contact['url'] = $author["author-link"];
187 $contact['nurl'] = Strings::normaliseLink($contact['url']);
189 $value = XML::getFirstNodeValue($xpath, 'atom:author/atom:uri/text()', $context);
191 $contact["alias"] = $value;
194 $value = XML::getFirstNodeValue($xpath, 'atom:author/poco:displayName/text()', $context);
196 $contact["name"] = $value;
199 $value = XML::getFirstNodeValue($xpath, 'atom:author/poco:preferredUsername/text()', $context);
201 $contact["nick"] = $value;
204 $value = XML::getFirstNodeValue($xpath, 'atom:author/poco:note/text()', $context);
206 $contact["about"] = HTML::toBBCode($value);
209 $value = XML::getFirstNodeValue($xpath, 'atom:author/poco:address/poco:formatted/text()', $context);
211 $contact["location"] = $value;
214 $contact['name-date'] = DateTimeFormat::utcNow();
216 DBA::update('contact', $contact, ['id' => $contact["id"]], $current);
218 if (!empty($author["author-avatar"]) && ($author["author-avatar"] != $current['avatar'])) {
219 Logger::log("Update profile picture for contact ".$contact["id"], Logger::DEBUG);
220 Contact::updateAvatar($author["author-avatar"], $importer["uid"], $contact["id"]);
223 // Ensure that we are having this contact (with uid=0)
224 $cid = Contact::getIdForURL($aliaslink, 0, false);
227 $fields = ['url', 'nurl', 'name', 'nick', 'alias', 'about', 'location'];
228 $old_contact = DBA::selectFirst('contact', $fields, ['id' => $cid]);
230 // Update it with the current values
231 $fields = ['url' => $author["author-link"], 'name' => $contact["name"],
232 'nurl' => Strings::normaliseLink($author["author-link"]),
233 'nick' => $contact["nick"], 'alias' => $contact["alias"],
234 'about' => $contact["about"], 'location' => $contact["location"],
235 'success_update' => DateTimeFormat::utcNow(), 'last-update' => DateTimeFormat::utcNow()];
237 DBA::update('contact', $fields, ['id' => $cid], $old_contact);
240 if (!empty($author["author-avatar"])) {
241 Contact::updateAvatar($author["author-avatar"], 0, $cid);
245 $contact["generation"] = 2;
246 $contact["hide"] = false; // OStatus contacts are never hidden
247 if (!empty($author["author-avatar"])) {
248 $contact["photo"] = $author["author-avatar"];
250 $gcid = GContact::update($contact);
252 GContact::link($gcid, $contact["uid"], $contact["id"]);
253 } elseif (empty($contact["network"]) || ($contact["network"] != Protocol::DFRN)) {
261 * Fetches author data from a given XML string
263 * @param string $xml The XML
264 * @param array $importer user record of the importing user
266 * @return array Array of author related entries for the item
267 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
268 * @throws \ImagickException
270 public static function salmonAuthor($xml, array $importer)
276 $doc = new DOMDocument();
277 @$doc->loadXML($xml);
279 $xpath = new DOMXPath($doc);
280 $xpath->registerNamespace('atom', ActivityNamespace::ATOM1);
281 $xpath->registerNamespace('thr', ActivityNamespace::THREAD);
282 $xpath->registerNamespace('georss', ActivityNamespace::GEORSS);
283 $xpath->registerNamespace('activity', ActivityNamespace::ACTIVITY);
284 $xpath->registerNamespace('media', ActivityNamespace::MEDIA);
285 $xpath->registerNamespace('poco', ActivityNamespace::POCO);
286 $xpath->registerNamespace('ostatus', ActivityNamespace::OSTATUS);
287 $xpath->registerNamespace('statusnet', ActivityNamespace::STATUSNET);
289 $contact = ["id" => 0];
291 // Fetch the first author
292 $authordata = $xpath->query('//author')->item(0);
293 $author = self::fetchAuthor($xpath, $authordata, $importer, $contact, true);
298 * Read attributes from element
300 * @param object $element Element object
302 * @return array attributes
304 private static function readAttributes($element)
308 foreach ($element->attributes as $attributes) {
309 $attribute[$attributes->name] = $attributes->textContent;
316 * Imports an XML string containing OStatus elements
318 * @param string $xml The XML
319 * @param array $importer user record of the importing user
320 * @param array $contact contact
321 * @param string $hub Called by reference, returns the fetched hub data
323 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
324 * @throws \ImagickException
326 public static function import($xml, array $importer, array &$contact, &$hub)
328 self::process($xml, $importer, $contact, $hub);
332 * Internal feed processing
334 * @param string $xml The XML
335 * @param array $importer user record of the importing user
336 * @param array $contact contact
337 * @param string $hub Called by reference, returns the fetched hub data
338 * @param boolean $stored Is the post fresh imported or from the database?
339 * @param boolean $initialize Is it the leading post so that data has to be initialized?
341 * @return boolean Could the XML be processed?
342 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
343 * @throws \ImagickException
345 private static function process($xml, array $importer, array &$contact = null, &$hub, $stored = false, $initialize = true)
348 self::$itemlist = [];
349 self::$conv_list = [];
352 Logger::log('Import OStatus message for user ' . $importer['uid'], Logger::DEBUG);
357 $doc = new DOMDocument();
358 @$doc->loadXML($xml);
360 $xpath = new DOMXPath($doc);
361 $xpath->registerNamespace('atom', ActivityNamespace::ATOM1);
362 $xpath->registerNamespace('thr', ActivityNamespace::THREAD);
363 $xpath->registerNamespace('georss', ActivityNamespace::GEORSS);
364 $xpath->registerNamespace('activity', ActivityNamespace::ACTIVITY);
365 $xpath->registerNamespace('media', ActivityNamespace::MEDIA);
366 $xpath->registerNamespace('poco', ActivityNamespace::POCO);
367 $xpath->registerNamespace('ostatus', ActivityNamespace::OSTATUS);
368 $xpath->registerNamespace('statusnet', ActivityNamespace::STATUSNET);
371 $hub_items = $xpath->query("/atom:feed/atom:link[@rel='hub']")->item(0);
372 if (is_object($hub_items)) {
373 $hub_attributes = $hub_items->attributes;
374 if (is_object($hub_attributes)) {
375 foreach ($hub_attributes as $hub_attribute) {
376 if ($hub_attribute->name == "href") {
377 $hub = $hub_attribute->textContent;
378 Logger::log("Found hub ".$hub, Logger::DEBUG);
385 $header["uid"] = $importer["uid"];
386 $header["network"] = Protocol::OSTATUS;
388 $header["origin"] = 0;
389 $header["gravity"] = GRAVITY_COMMENT;
391 if (!is_object($doc->firstChild) || empty($doc->firstChild->tagName)) {
395 $first_child = $doc->firstChild->tagName;
397 if ($first_child == "feed") {
398 $entries = $xpath->query('/atom:feed/atom:entry');
400 $entries = $xpath->query('/atom:entry');
403 if ($entries->length == 1) {
404 // We reformat the XML to make it better readable
405 $doc2 = new DOMDocument();
406 $doc2->loadXML($xml);
407 $doc2->preserveWhiteSpace = false;
408 $doc2->formatOutput = true;
409 $xml2 = $doc2->saveXML();
411 $header["protocol"] = Conversation::PARCEL_SALMON;
412 $header["source"] = $xml2;
413 } elseif (!$initialize) {
417 // Fetch the first author
418 $authordata = $xpath->query('//author')->item(0);
419 $author = self::fetchAuthor($xpath, $authordata, $importer, $contact, $stored);
421 // Reverse the order of the entries
424 foreach ($entries as $entry) {
425 $entrylist[] = $entry;
428 foreach (array_reverse($entrylist) as $entry) {
430 $authorelement = $xpath->query('/atom:entry/atom:author', $entry);
432 if ($authorelement->length == 0) {
433 $authorelement = $xpath->query('atom:author', $entry);
436 if ($authorelement->length > 0) {
437 $author = self::fetchAuthor($xpath, $entry, $importer, $contact, $stored);
440 $item = array_merge($header, $author);
442 $item["uri"] = XML::getFirstNodeValue($xpath, 'atom:id/text()', $entry);
443 $item['uri-id'] = ItemURI::insert(['uri' => $item['uri']]);
445 $item["verb"] = XML::getFirstNodeValue($xpath, 'activity:verb/text()', $entry);
448 if (in_array($item["verb"], ['qvitter-delete-notice', Activity::DELETE, 'delete'])) {
449 self::deleteNotice($item);
453 if (in_array($item["verb"], [Activity::O_UNFAVOURITE, Activity::UNFAVORITE])) {
454 // Ignore "Unfavorite" message
455 Logger::log("Ignore unfavorite message ".print_r($item, true), Logger::DEBUG);
459 // Deletions come with the same uri, so we check for duplicates after processing deletions
460 if (Item::exists(['uid' => $importer["uid"], 'uri' => $item["uri"]])) {
461 Logger::log('Post with URI '.$item["uri"].' already existed for user '.$importer["uid"].'.', Logger::DEBUG);
464 Logger::log('Processing post with URI '.$item["uri"].' for user '.$importer["uid"].'.', Logger::DEBUG);
467 if ($item["verb"] == Activity::JOIN) {
468 // ignore "Join" messages
469 Logger::log("Ignore join message ".print_r($item, true), Logger::DEBUG);
473 if ($item["verb"] == "http://mastodon.social/schema/1.0/block") {
474 // ignore mastodon "block" messages
475 Logger::log("Ignore block message ".print_r($item, true), Logger::DEBUG);
479 if ($item["verb"] == Activity::FOLLOW) {
480 Contact::addRelationship($importer, $contact, $item);
484 if ($item["verb"] == Activity::O_UNFOLLOW) {
486 Contact::removeFollower($importer, $contact, $item, $dummy);
490 if ($item["verb"] == Activity::FAVORITE) {
491 $orig_uri = $xpath->query("activity:object/atom:id", $entry)->item(0)->nodeValue;
492 Logger::log("Favorite ".$orig_uri." ".print_r($item, true));
494 $item["verb"] = Activity::LIKE;
495 $item["parent-uri"] = $orig_uri;
496 $item["gravity"] = GRAVITY_ACTIVITY;
497 $item["object-type"] = Activity\ObjectType::NOTE;
500 // http://activitystrea.ms/schema/1.0/rsvp-yes
501 if (!in_array($item["verb"], [Activity::POST, Activity::LIKE, Activity::SHARE])) {
502 Logger::log("Unhandled verb ".$item["verb"]." ".print_r($item, true), Logger::DEBUG);
505 self::processPost($xpath, $entry, $item, $importer);
507 if ($initialize && (count(self::$itemlist) > 0)) {
508 if (self::$itemlist[0]['uri'] == self::$itemlist[0]['parent-uri']) {
509 // We will import it everytime, when it is started by our contacts
510 $valid = Contact::isSharingByURL(self::$itemlist[0]['author-link'], self::$itemlist[0]['uid']);
513 // If not, then it depends on this setting
514 $valid = ((self::$itemlist[0]['uid'] == 0) || !DI::pConfig()->get(self::$itemlist[0]['uid'], 'system', 'accept_only_sharer', false));
516 Logger::log("Item with uri ".self::$itemlist[0]['uri']." will be imported due to the system settings.", Logger::DEBUG);
519 Logger::log("Item with uri ".self::$itemlist[0]['uri']." belongs to a contact (".self::$itemlist[0]['contact-id']."). It will be imported.", Logger::DEBUG);
522 // Never post a thread when the only interaction by our contact was a like
524 $verbs = [Activity::POST, Activity::SHARE];
525 foreach (self::$itemlist as $item) {
526 if (in_array($item['verb'], $verbs) && Contact::isSharingByURL($item['author-link'], $item['uid'])) {
531 Logger::log("Item with uri ".self::$itemlist[0]['uri']." will be imported since the thread contains posts or shares.", Logger::DEBUG);
535 // But we will only import complete threads
536 $valid = Item::exists(['uid' => $importer["uid"], 'uri' => self::$itemlist[0]['parent-uri']]);
538 Logger::log("Item with uri ".self::$itemlist[0]["uri"]." belongs to parent ".self::$itemlist[0]['parent-uri']." of user ".$importer["uid"].". It will be imported.", Logger::DEBUG);
543 $default_contact = 0;
544 for ($key = count(self::$itemlist) - 1; $key >= 0; $key--) {
545 if (empty(self::$itemlist[$key]['contact-id'])) {
546 self::$itemlist[$key]['contact-id'] = $default_contact;
548 $default_contact = $item['contact-id'];
551 foreach (self::$itemlist as $item) {
552 $found = Item::exists(['uid' => $importer["uid"], 'uri' => $item["uri"]]);
554 Logger::log("Item with uri ".$item["uri"]." for user ".$importer["uid"]." already exists.", Logger::DEBUG);
555 } elseif ($item['contact-id'] < 0) {
556 Logger::log("Item with uri ".$item["uri"]." is from a blocked contact.", Logger::DEBUG);
558 // We are having duplicated entries. Hopefully this solves it.
559 if (DI::lock()->acquire('ostatus_process_item_insert')) {
560 $ret = Item::insert($item);
561 DI::lock()->release('ostatus_process_item_insert');
562 Logger::log("Item with uri ".$item["uri"]." for user ".$importer["uid"].' stored. Return value: '.$ret);
564 $ret = Item::insert($item);
565 Logger::log("We couldn't lock - but tried to store the item anyway. Return value is ".$ret);
570 self::$itemlist = [];
572 Logger::log('Processing done for post with URI '.$item["uri"].' for user '.$importer["uid"].'.', Logger::DEBUG);
578 * Removes notice item from database
580 * @param array $item item
584 private static function deleteNotice(array $item)
586 $condition = ['uid' => $item['uid'], 'author-id' => $item['author-id'], 'uri' => $item['uri']];
587 if (!Item::exists($condition)) {
588 Logger::log('Item from '.$item['author-link'].' with uri '.$item['uri'].' for user '.$item['uid']." wasn't found. We don't delete it.");
592 Item::markForDeletion($condition);
594 Logger::log('Deleted item with uri '.$item['uri'].' for user '.$item['uid']);
598 * Processes the XML for a post
600 * @param DOMXPath $xpath The xpath object
601 * @param object $entry The xml entry that is processed
602 * @param array $item The item array
603 * @param array $importer user record of the importing user
605 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
606 * @throws \ImagickException
608 private static function processPost(DOMXPath $xpath, $entry, array &$item, array $importer)
610 $item["body"] = HTML::toBBCode(XML::getFirstNodeValue($xpath, 'atom:content/text()', $entry));
611 $item["object-type"] = XML::getFirstNodeValue($xpath, 'activity:object-type/text()', $entry);
612 if (($item["object-type"] == Activity\ObjectType::BOOKMARK) || ($item["object-type"] == Activity\ObjectType::EVENT)) {
613 $item["title"] = XML::getFirstNodeValue($xpath, 'atom:title/text()', $entry);
614 $item["body"] = XML::getFirstNodeValue($xpath, 'atom:summary/text()', $entry);
615 } elseif ($item["object-type"] == Activity\ObjectType::QUESTION) {
616 $item["title"] = XML::getFirstNodeValue($xpath, 'atom:title/text()', $entry);
619 $item["created"] = XML::getFirstNodeValue($xpath, 'atom:published/text()', $entry);
620 $item["edited"] = XML::getFirstNodeValue($xpath, 'atom:updated/text()', $entry);
621 $item['conversation-uri'] = XML::getFirstNodeValue($xpath, 'ostatus:conversation/text()', $entry);
623 $conv = $xpath->query('ostatus:conversation', $entry);
624 if (is_object($conv->item(0))) {
625 foreach ($conv->item(0)->attributes as $attributes) {
626 if ($attributes->name == "ref") {
627 $item['conversation-uri'] = $attributes->textContent;
629 if ($attributes->name == "href") {
630 $item['conversation-href'] = $attributes->textContent;
637 $inreplyto = $xpath->query('thr:in-reply-to', $entry);
638 if (is_object($inreplyto->item(0))) {
639 foreach ($inreplyto->item(0)->attributes as $attributes) {
640 if ($attributes->name == "ref") {
641 $item["parent-uri"] = $attributes->textContent;
643 if ($attributes->name == "href") {
644 $related = $attributes->textContent;
649 $georsspoint = $xpath->query('georss:point', $entry);
650 if (!empty($georsspoint) && ($georsspoint->length > 0)) {
651 $item["coord"] = $georsspoint->item(0)->nodeValue;
654 $categories = $xpath->query('atom:category', $entry);
656 foreach ($categories as $category) {
657 foreach ($category->attributes as $attributes) {
658 if ($attributes->name == 'term') {
660 Tag::store($item['uri-id'], Tag::HASHTAG, $attributes->textContent);
669 $links = $xpath->query('atom:link', $entry);
671 $link_data = self::processLinks($links, $item);
672 $self = $link_data['self'];
673 $add_body = $link_data['add_body'];
678 $notice_info = $xpath->query('statusnet:notice_info', $entry);
679 if ($notice_info && ($notice_info->length > 0)) {
680 foreach ($notice_info->item(0)->attributes as $attributes) {
681 if ($attributes->name == "source") {
682 $item["app"] = strip_tags($attributes->textContent);
684 if ($attributes->name == "repeat_of") {
685 $repeat_of = $attributes->textContent;
689 // Is it a repeated post?
690 if (($repeat_of != "") || ($item["verb"] == Activity::SHARE)) {
691 $link_data = self::processRepeatedItem($xpath, $entry, $item, $importer);
692 if (!empty($link_data['add_body'])) {
693 $add_body .= $link_data['add_body'];
697 $item["body"] .= $add_body;
699 // Only add additional data when there is no picture in the post
700 if (!strstr($item["body"], '[/img]')) {
701 $item["body"] = PageInfo::searchAndAppendToBody($item["body"]);
704 Tag::storeFromBody($item['uri-id'], $item['body']);
706 // Mastodon Content Warning
707 if (($item["verb"] == Activity::POST) && $xpath->evaluate('boolean(atom:summary)', $entry)) {
708 $clear_text = XML::getFirstNodeValue($xpath, 'atom:summary/text()', $entry);
709 if (!empty($clear_text)) {
710 $item['content-warning'] = HTML::toBBCode($clear_text);
714 if (($self != '') && empty($item['protocol'])) {
715 self::fetchSelf($self, $item);
718 if (!empty($item["conversation-href"])) {
719 self::fetchConversation($item['conversation-href'], $item['conversation-uri']);
722 if (isset($item["parent-uri"])) {
723 if (!Item::exists(['uid' => $importer["uid"], 'uri' => $item['parent-uri']])) {
724 if ($related != '') {
725 self::fetchRelated($related, $item["parent-uri"], $importer);
728 Logger::log('Reply with URI '.$item["uri"].' already existed for user '.$importer["uid"].'.', Logger::DEBUG);
731 $item["parent-uri"] = $item["uri"];
732 $item["gravity"] = GRAVITY_PARENT;
735 if (($item['author-link'] != '') && !empty($item['protocol'])) {
736 $item = Conversation::insert($item);
739 self::$itemlist[] = $item;
743 * Fetch the conversation for posts
745 * @param string $conversation The link to the conversation
746 * @param string $conversation_uri The conversation in "uri" format
748 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
750 private static function fetchConversation($conversation, $conversation_uri)
752 // Ensure that we only store a conversation once in a process
753 if (isset(self::$conv_list[$conversation])) {
757 self::$conv_list[$conversation] = true;
759 $curlResult = Network::curl($conversation, false, ['accept_content' => 'application/atom+xml, text/html']);
761 if (!$curlResult->isSuccess()) {
767 if (stristr($curlResult->getHeader(), 'Content-Type: application/atom+xml')) {
768 $xml = $curlResult->getBody();
772 $doc = new DOMDocument();
773 if (!@$doc->loadHTML($curlResult->getBody())) {
776 $xpath = new DOMXPath($doc);
778 $links = $xpath->query('//link');
781 foreach ($links as $link) {
782 $attribute = self::readAttributes($link);
783 if (($attribute['rel'] == 'alternate') && ($attribute['type'] == 'application/atom+xml')) {
784 $file = $attribute['href'];
788 $conversation_atom = Network::curl($attribute['href']);
790 if ($conversation_atom->isSuccess()) {
791 $xml = $conversation_atom->getBody();
801 self::storeConversation($xml, $conversation, $conversation_uri);
805 * Store a feed in several conversation entries
807 * @param string $xml The feed
808 * @param string $conversation conversation
809 * @param string $conversation_uri conversation uri
813 private static function storeConversation($xml, $conversation = '', $conversation_uri = '')
815 $doc = new DOMDocument();
816 @$doc->loadXML($xml);
818 $xpath = new DOMXPath($doc);
819 $xpath->registerNamespace('atom', ActivityNamespace::ATOM1);
820 $xpath->registerNamespace('thr', ActivityNamespace::THREAD);
821 $xpath->registerNamespace('ostatus', ActivityNamespace::OSTATUS);
823 $entries = $xpath->query('/atom:feed/atom:entry');
825 // Now store the entries
826 foreach ($entries as $entry) {
827 $doc2 = new DOMDocument();
828 $doc2->preserveWhiteSpace = false;
829 $doc2->formatOutput = true;
833 $conv_data['protocol'] = Conversation::PARCEL_SPLIT_CONVERSATION;
834 $conv_data['network'] = Protocol::OSTATUS;
835 $conv_data['uri'] = XML::getFirstNodeValue($xpath, 'atom:id/text()', $entry);
837 $inreplyto = $xpath->query('thr:in-reply-to', $entry);
838 if (is_object($inreplyto->item(0))) {
839 foreach ($inreplyto->item(0)->attributes as $attributes) {
840 if ($attributes->name == "ref") {
841 $conv_data['reply-to-uri'] = $attributes->textContent;
846 $conv_data['conversation-uri'] = XML::getFirstNodeValue($xpath, 'ostatus:conversation/text()', $entry);
848 $conv = $xpath->query('ostatus:conversation', $entry);
849 if (is_object($conv->item(0))) {
850 foreach ($conv->item(0)->attributes as $attributes) {
851 if ($attributes->name == "ref") {
852 $conv_data['conversation-uri'] = $attributes->textContent;
854 if ($attributes->name == "href") {
855 $conv_data['conversation-href'] = $attributes->textContent;
860 if ($conversation != '') {
861 $conv_data['conversation-uri'] = $conversation;
864 if ($conversation_uri != '') {
865 $conv_data['conversation-uri'] = $conversation_uri;
868 $entry = $doc2->importNode($entry, true);
870 $doc2->appendChild($entry);
872 $conv_data['source'] = $doc2->saveXML();
874 $condition = ['item-uri' => $conv_data['uri'],'protocol' => Conversation::PARCEL_FEED];
875 if (DBA::exists('conversation', $condition)) {
876 Logger::log('Delete deprecated entry for URI '.$conv_data['uri'], Logger::DEBUG);
877 DBA::delete('conversation', ['item-uri' => $conv_data['uri']]);
880 Logger::log('Store conversation data for uri '.$conv_data['uri'], Logger::DEBUG);
881 Conversation::insert($conv_data);
886 * Fetch the own post so that it can be stored later
888 * We want to store the original data for later processing.
889 * This function is meant for cases where we process a feed with multiple entries.
890 * In that case we need to fetch the single posts here.
892 * @param string $self The link to the self item
893 * @param array $item The item array
895 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
897 private static function fetchSelf($self, array &$item)
899 $condition = ['`item-uri` = ? AND `protocol` IN (?, ?)', $self, Conversation::PARCEL_DFRN, Conversation::PARCEL_SALMON];
900 if (DBA::exists('conversation', $condition)) {
901 Logger::log('Conversation '.$item['uri'].' is already stored.', Logger::DEBUG);
905 $curlResult = Network::curl($self);
907 if (!$curlResult->isSuccess()) {
911 // We reformat the XML to make it better readable
912 $doc = new DOMDocument();
913 $doc->loadXML($curlResult->getBody());
914 $doc->preserveWhiteSpace = false;
915 $doc->formatOutput = true;
916 $xml = $doc->saveXML();
918 $item["protocol"] = Conversation::PARCEL_SALMON;
919 $item["source"] = $xml;
921 Logger::log('Conversation '.$item['uri'].' is now fetched.', Logger::DEBUG);
925 * Fetch related posts and processes them
927 * @param string $related The link to the related item
928 * @param string $related_uri The related item in "uri" format
929 * @param array $importer user record of the importing user
931 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
932 * @throws \ImagickException
934 private static function fetchRelated($related, $related_uri, $importer)
936 $condition = ['`item-uri` = ? AND `protocol` IN (?, ?)', $related_uri, Conversation::PARCEL_DFRN, Conversation::PARCEL_SALMON];
937 $conversation = DBA::selectFirst('conversation', ['source', 'protocol'], $condition);
938 if (DBA::isResult($conversation)) {
940 $xml = $conversation['source'];
941 if (self::process($xml, $importer, $contact, $hub, $stored, false)) {
942 Logger::log('Got valid cached XML for URI '.$related_uri, Logger::DEBUG);
945 if ($conversation['protocol'] == Conversation::PARCEL_SALMON) {
946 Logger::log('Delete invalid cached XML for URI '.$related_uri, Logger::DEBUG);
947 DBA::delete('conversation', ['item-uri' => $related_uri]);
952 $curlResult = Network::curl($related, false, ['accept_content' => 'application/atom+xml, text/html']);
954 if (!$curlResult->isSuccess()) {
960 if (stristr($curlResult->getHeader(), 'Content-Type: application/atom+xml')) {
961 Logger::log('Directly fetched XML for URI ' . $related_uri, Logger::DEBUG);
962 $xml = $curlResult->getBody();
966 $doc = new DOMDocument();
967 if (!@$doc->loadHTML($curlResult->getBody())) {
970 $xpath = new DOMXPath($doc);
974 $links = $xpath->query('//link');
976 foreach ($links as $link) {
977 $attribute = self::readAttributes($link);
978 if (($attribute['rel'] == 'alternate') && ($attribute['type'] == 'application/atom+xml')) {
979 $atom_file = $attribute['href'];
982 if ($atom_file != '') {
983 $curlResult = Network::curl($atom_file);
985 if ($curlResult->isSuccess()) {
986 Logger::log('Fetched XML for URI ' . $related_uri, Logger::DEBUG);
987 $xml = $curlResult->getBody();
993 // Workaround for older GNU Social servers
994 if (($xml == '') && strstr($related, '/notice/')) {
995 $curlResult = Network::curl(str_replace('/notice/', '/api/statuses/show/', $related).'.atom');
997 if ($curlResult->isSuccess()) {
998 Logger::log('GNU Social workaround to fetch XML for URI ' . $related_uri, Logger::DEBUG);
999 $xml = $curlResult->getBody();
1003 // Even more worse workaround for GNU Social ;-)
1005 $related_guess = self::convertHref($related_uri);
1006 $curlResult = Network::curl(str_replace('/notice/', '/api/statuses/show/', $related_guess).'.atom');
1008 if ($curlResult->isSuccess()) {
1009 Logger::log('GNU Social workaround 2 to fetch XML for URI ' . $related_uri, Logger::DEBUG);
1010 $xml = $curlResult->getBody();
1014 // Finally we take the data that we fetched from "ostatus:conversation"
1016 $condition = ['item-uri' => $related_uri, 'protocol' => Conversation::PARCEL_SPLIT_CONVERSATION];
1017 $conversation = DBA::selectFirst('conversation', ['source'], $condition);
1018 if (DBA::isResult($conversation)) {
1020 Logger::log('Got cached XML from conversation for URI '.$related_uri, Logger::DEBUG);
1021 $xml = $conversation['source'];
1026 self::process($xml, $importer, $contact, $hub, $stored, false);
1028 Logger::log("XML couldn't be fetched for URI: ".$related_uri." - href: ".$related, Logger::DEBUG);
1034 * Processes the XML for a repeated post
1036 * @param DOMXPath $xpath The xpath object
1037 * @param object $entry The xml entry that is processed
1038 * @param array $item The item array
1039 * @param array $importer user record of the importing user
1041 * @return array with data from links
1042 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
1043 * @throws \ImagickException
1045 private static function processRepeatedItem(DOMXPath $xpath, $entry, array &$item, array $importer)
1047 $activityobject = $xpath->query('activity:object', $entry)->item(0);
1049 if (!is_object($activityobject)) {
1055 $orig_uri = XML::getFirstNodeValue($xpath, 'atom:id/text()', $activityobject);
1057 $links = $xpath->query("atom:link", $activityobject);
1059 $link_data = self::processLinks($links, $item);
1062 $orig_body = XML::getFirstNodeValue($xpath, 'atom:content/text()', $activityobject);
1063 $orig_created = XML::getFirstNodeValue($xpath, 'atom:published/text()', $activityobject);
1064 $orig_edited = XML::getFirstNodeValue($xpath, 'atom:updated/text()', $activityobject);
1066 $orig_author = self::fetchAuthor($xpath, $activityobject, $importer, $dummy, false);
1068 $item["author-name"] = $orig_author["author-name"];
1069 $item["author-link"] = $orig_author["author-link"];
1070 $item["author-id"] = $orig_author["author-id"];
1072 $item["body"] = HTML::toBBCode($orig_body);
1073 $item["created"] = $orig_created;
1074 $item["edited"] = $orig_edited;
1076 $item["uri"] = $orig_uri;
1078 $item["verb"] = XML::getFirstNodeValue($xpath, 'activity:verb/text()', $activityobject);
1080 $item["object-type"] = XML::getFirstNodeValue($xpath, 'activity:object-type/text()', $activityobject);
1082 // Mastodon Content Warning
1083 if (($item["verb"] == Activity::POST) && $xpath->evaluate('boolean(atom:summary)', $activityobject)) {
1084 $clear_text = XML::getFirstNodeValue($xpath, 'atom:summary/text()', $activityobject);
1085 if (!empty($clear_text)) {
1086 $item['content-warning'] = HTML::toBBCode($clear_text);
1090 $inreplyto = $xpath->query('thr:in-reply-to', $activityobject);
1091 if (is_object($inreplyto->item(0))) {
1092 foreach ($inreplyto->item(0)->attributes as $attributes) {
1093 if ($attributes->name == "ref") {
1094 $item["parent-uri"] = $attributes->textContent;
1103 * Processes links in the XML
1105 * @param object $links The xml data that contain links
1106 * @param array $item The item array
1108 * @return array with data from the links
1110 private static function processLinks($links, array &$item)
1112 $link_data = ['add_body' => '', 'self' => ''];
1114 foreach ($links as $link) {
1115 $attribute = self::readAttributes($link);
1117 if (!empty($attribute['rel']) && !empty($attribute['href'])) {
1118 switch ($attribute['rel']) {
1120 $item["plink"] = $attribute['href'];
1121 if (($item["object-type"] == Activity\ObjectType::QUESTION)
1122 || ($item["object-type"] == Activity\ObjectType::EVENT)
1124 $item["body"] .= "\n" . PageInfo::getFooterFromUrl($attribute['href']);
1127 case "ostatus:conversation":
1128 $link_data['conversation'] = $attribute['href'];
1129 $item['conversation-href'] = $link_data['conversation'];
1130 if (!isset($item['conversation-uri'])) {
1131 $item['conversation-uri'] = $item['conversation-href'];
1135 $filetype = strtolower(substr($attribute['type'], 0, strpos($attribute['type'], '/')));
1136 if ($filetype == 'image') {
1137 $link_data['add_body'] .= "\n[img]".$attribute['href'].'[/img]';
1139 if (!empty($item["attach"])) {
1140 $item["attach"] .= ',';
1142 $item["attach"] = '';
1144 if (!isset($attribute['length'])) {
1145 $attribute['length'] = "0";
1147 $item["attach"] .= '[attach]href="'.$attribute['href'].'" length="'.$attribute['length'].'" type="'.$attribute['type'].'" title="'.($attribute['title'] ?? '') .'"[/attach]';
1151 if ($item["object-type"] != Activity\ObjectType::BOOKMARK) {
1152 if (!isset($item["parent-uri"])) {
1153 $item["parent-uri"] = $attribute['href'];
1155 $link_data['related'] = $attribute['href'];
1157 $item["body"] .= "\n" . PageInfo::getFooterFromUrl($attribute['href']);
1161 if (empty($item["plink"])) {
1162 $item["plink"] = $attribute['href'];
1164 $link_data['self'] = $attribute['href'];
1173 * Create an url out of an uri
1175 * @param string $href URI in the format "parameter1:parameter1:..."
1177 * @return string URL in the format http(s)://....
1179 private static function convertHref($href)
1181 $elements = explode(":", $href);
1183 if ((count($elements) <= 2) || ($elements[0] != "tag")) {
1187 $server = explode(",", $elements[1]);
1188 $conversation = explode("=", $elements[2]);
1190 if ((count($elements) == 4) && ($elements[2] == "post")) {
1191 return "http://".$server[0]."/notice/".$elements[3];
1194 if ((count($conversation) != 2) || ($conversation[1] =="")) {
1197 if ($elements[3] == "objectType=thread") {
1198 return "http://".$server[0]."/conversation/".$conversation[1];
1200 return "http://".$server[0]."/notice/".$conversation[1];
1205 * Checks if the current post is a reshare
1207 * @param array $item The item array of thw post
1209 * @return string The guid if the post is a reshare
1211 public static function getResharedGuid(array $item)
1213 $reshared = Item::getShareArray($item);
1214 if (empty($reshared['guid']) || !empty($reshared['comment'])) {
1218 return $reshared['guid'];
1222 * Cleans the body of a post if it contains picture links
1224 * @param string $body The body
1226 * @return string The cleaned body
1227 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
1229 public static function formatPicturePost($body)
1231 $siteinfo = BBCode::getAttachedData($body);
1233 if (($siteinfo["type"] == "photo") && (!empty($siteinfo["preview"]) || !empty($siteinfo["image"]))) {
1234 if (isset($siteinfo["preview"])) {
1235 $preview = $siteinfo["preview"];
1237 $preview = $siteinfo["image"];
1240 // Is it a remote picture? Then make a smaller preview here
1241 $preview = ProxyUtils::proxifyUrl($preview, false, ProxyUtils::SIZE_SMALL);
1243 // Is it a local picture? Then make it smaller here
1244 $preview = str_replace(["-0.jpg", "-0.png"], ["-2.jpg", "-2.png"], $preview);
1245 $preview = str_replace(["-1.jpg", "-1.png"], ["-2.jpg", "-2.png"], $preview);
1247 if (isset($siteinfo["url"])) {
1248 $url = $siteinfo["url"];
1250 $url = $siteinfo["image"];
1253 $body = trim($siteinfo["text"])." [url]".$url."[/url]\n[img]".$preview."[/img]";
1260 * Adds the header elements to the XML document
1262 * @param DOMDocument $doc XML document
1263 * @param array $owner Contact data of the poster
1264 * @param string $filter The related feed filter (activity, posts or comments)
1266 * @return object header root element
1267 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
1269 private static function addHeader(DOMDocument $doc, array $owner, $filter)
1271 $root = $doc->createElementNS(ActivityNamespace::ATOM1, 'feed');
1272 $doc->appendChild($root);
1274 $root->setAttribute("xmlns:thr", ActivityNamespace::THREAD);
1275 $root->setAttribute("xmlns:georss", ActivityNamespace::GEORSS);
1276 $root->setAttribute("xmlns:activity", ActivityNamespace::ACTIVITY);
1277 $root->setAttribute("xmlns:media", ActivityNamespace::MEDIA);
1278 $root->setAttribute("xmlns:poco", ActivityNamespace::POCO);
1279 $root->setAttribute("xmlns:ostatus", ActivityNamespace::OSTATUS);
1280 $root->setAttribute("xmlns:statusnet", ActivityNamespace::STATUSNET);
1281 $root->setAttribute("xmlns:mastodon", ActivityNamespace::MASTODON);
1284 $selfUri = '/feed/' . $owner["nick"] . '/';
1287 $title = DI::l10n()->t('%s\'s timeline', $owner['name']);
1288 $selfUri .= $filter;
1291 $title = DI::l10n()->t('%s\'s posts', $owner['name']);
1294 $title = DI::l10n()->t('%s\'s comments', $owner['name']);
1295 $selfUri .= $filter;
1299 $selfUri = "/dfrn_poll/" . $owner["nick"];
1301 $attributes = ["uri" => "https://friendi.ca", "version" => FRIENDICA_VERSION . "-" . DB_UPDATE_VERSION];
1302 XML::addElement($doc, $root, "generator", FRIENDICA_PLATFORM, $attributes);
1303 XML::addElement($doc, $root, "id", DI::baseUrl() . "/profile/" . $owner["nick"]);
1304 XML::addElement($doc, $root, "title", $title);
1305 XML::addElement($doc, $root, "subtitle", sprintf("Updates from %s on %s", $owner["name"], DI::config()->get('config', 'sitename')));
1306 XML::addElement($doc, $root, "logo", $owner["photo"]);
1307 XML::addElement($doc, $root, "updated", DateTimeFormat::utcNow(DateTimeFormat::ATOM));
1309 $author = self::addAuthor($doc, $owner, true);
1310 $root->appendChild($author);
1312 $attributes = ["href" => $owner["url"], "rel" => "alternate", "type" => "text/html"];
1313 XML::addElement($doc, $root, "link", "", $attributes);
1315 /// @TODO We have to find out what this is
1316 /// $attributes = array("href" => DI::baseUrl()."/sup",
1317 /// "rel" => "http://api.friendfeed.com/2008/03#sup",
1318 /// "type" => "application/json");
1319 /// XML::addElement($doc, $root, "link", "", $attributes);
1321 self::hublinks($doc, $root, $owner["nick"]);
1323 $attributes = ["href" => DI::baseUrl() . "/salmon/" . $owner["nick"], "rel" => "salmon"];
1324 XML::addElement($doc, $root, "link", "", $attributes);
1326 $attributes = ["href" => DI::baseUrl() . "/salmon/" . $owner["nick"], "rel" => "http://salmon-protocol.org/ns/salmon-replies"];
1327 XML::addElement($doc, $root, "link", "", $attributes);
1329 $attributes = ["href" => DI::baseUrl() . "/salmon/" . $owner["nick"], "rel" => "http://salmon-protocol.org/ns/salmon-mention"];
1330 XML::addElement($doc, $root, "link", "", $attributes);
1332 $attributes = ["href" => DI::baseUrl() . $selfUri, "rel" => "self", "type" => "application/atom+xml"];
1333 XML::addElement($doc, $root, "link", "", $attributes);
1335 if ($owner['contact-type'] == Contact::TYPE_COMMUNITY) {
1336 $condition = ['uid' => $owner['uid'], 'self' => false, 'pending' => false,
1337 'archive' => false, 'hidden' => false, 'blocked' => false];
1338 $members = DBA::count('contact', $condition);
1339 XML::addElement($doc, $root, "statusnet:group_info", "", ["member_count" => $members]);
1346 * Add the link to the push hubs to the XML document
1348 * @param DOMDocument $doc XML document
1349 * @param object $root XML root element where the hub links are added
1350 * @param object $nick nick
1352 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
1354 public static function hublinks(DOMDocument $doc, $root, $nick)
1356 $h = DI::baseUrl() . '/pubsubhubbub/'.$nick;
1357 XML::addElement($doc, $root, "link", "", ["href" => $h, "rel" => "hub"]);
1361 * Adds attachment data to the XML document
1363 * @param DOMDocument $doc XML document
1364 * @param object $root XML root element where the hub links are added
1365 * @param array $item Data of the item that is to be posted
1367 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
1369 public static function getAttachment(DOMDocument $doc, $root, $item)
1371 $siteinfo = BBCode::getAttachedData($item["body"]);
1373 switch ($siteinfo["type"]) {
1375 if (!empty($siteinfo["image"])) {
1376 $imgdata = Images::getInfoFromURLCached($siteinfo["image"]);
1378 $attributes = ["rel" => "enclosure",
1379 "href" => $siteinfo["image"],
1380 "type" => $imgdata["mime"],
1381 "length" => intval($imgdata["size"])];
1382 XML::addElement($doc, $root, "link", "", $attributes);
1387 $attributes = ["rel" => "enclosure",
1388 "href" => $siteinfo["url"],
1389 "type" => "text/html; charset=UTF-8",
1391 "title" => ($siteinfo["title"] ?? '') ?: $siteinfo["url"],
1393 XML::addElement($doc, $root, "link", "", $attributes);
1399 if (!DI::config()->get('system', 'ostatus_not_attach_preview') && ($siteinfo["type"] != "photo") && isset($siteinfo["image"])) {
1400 $imgdata = Images::getInfoFromURLCached($siteinfo["image"]);
1402 $attributes = ["rel" => "enclosure",
1403 "href" => $siteinfo["image"],
1404 "type" => $imgdata["mime"],
1405 "length" => intval($imgdata["size"])];
1407 XML::addElement($doc, $root, "link", "", $attributes);
1411 $arr = explode('[/attach],', $item['attach']);
1413 foreach ($arr as $r) {
1415 $cnt = preg_match('|\[attach\]href=\"(.*?)\" length=\"(.*?)\" type=\"(.*?)\" title=\"(.*?)\"|', $r, $matches);
1417 $attributes = ["rel" => "enclosure",
1418 "href" => $matches[1],
1419 "type" => $matches[3]];
1421 if (intval($matches[2])) {
1422 $attributes["length"] = intval($matches[2]);
1424 if (trim($matches[4]) != "") {
1425 $attributes["title"] = trim($matches[4]);
1427 XML::addElement($doc, $root, "link", "", $attributes);
1434 * Adds the author element to the XML document
1436 * @param DOMDocument $doc XML document
1437 * @param array $owner Contact data of the poster
1438 * @param bool $show_profile Whether to show profile
1440 * @return \DOMElement author element
1441 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
1443 private static function addAuthor(DOMDocument $doc, array $owner, $show_profile = true)
1445 $profile = DBA::selectFirst('profile', ['homepage', 'publish'], ['uid' => $owner['uid']]);
1446 $author = $doc->createElement("author");
1447 XML::addElement($doc, $author, "id", $owner["url"]);
1448 if ($owner['contact-type'] == Contact::TYPE_COMMUNITY) {
1449 XML::addElement($doc, $author, "activity:object-type", Activity\ObjectType::GROUP);
1451 XML::addElement($doc, $author, "activity:object-type", Activity\ObjectType::PERSON);
1454 XML::addElement($doc, $author, "uri", $owner["url"]);
1455 XML::addElement($doc, $author, "name", $owner["nick"]);
1456 XML::addElement($doc, $author, "email", $owner["addr"]);
1457 if ($show_profile) {
1458 XML::addElement($doc, $author, "summary", BBCode::convert($owner["about"], false, BBCode::OSTATUS));
1461 $attributes = ["rel" => "alternate", "type" => "text/html", "href" => $owner["url"]];
1462 XML::addElement($doc, $author, "link", "", $attributes);
1466 "type" => "image/jpeg", // To-Do?
1467 "media:width" => 300,
1468 "media:height" => 300,
1469 "href" => $owner["photo"]];
1470 XML::addElement($doc, $author, "link", "", $attributes);
1472 if (isset($owner["thumb"])) {
1475 "type" => "image/jpeg", // To-Do?
1476 "media:width" => 80,
1477 "media:height" => 80,
1478 "href" => $owner["thumb"]];
1479 XML::addElement($doc, $author, "link", "", $attributes);
1482 XML::addElement($doc, $author, "poco:preferredUsername", $owner["nick"]);
1483 XML::addElement($doc, $author, "poco:displayName", $owner["name"]);
1484 if ($show_profile) {
1485 XML::addElement($doc, $author, "poco:note", BBCode::convert($owner["about"], false, BBCode::OSTATUS));
1487 if (trim($owner["location"]) != "") {
1488 $element = $doc->createElement("poco:address");
1489 XML::addElement($doc, $element, "poco:formatted", $owner["location"]);
1490 $author->appendChild($element);
1494 if (DBA::isResult($profile) && !$show_profile) {
1495 if (trim($profile["homepage"]) != "") {
1496 $urls = $doc->createElement("poco:urls");
1497 XML::addElement($doc, $urls, "poco:type", "homepage");
1498 XML::addElement($doc, $urls, "poco:value", $profile["homepage"]);
1499 XML::addElement($doc, $urls, "poco:primary", "true");
1500 $author->appendChild($urls);
1503 XML::addElement($doc, $author, "followers", "", ["url" => DI::baseUrl() . "/profile/" . $owner["nick"] . "/contacts/followers"]);
1504 XML::addElement($doc, $author, "statusnet:profile_info", "", ["local_id" => $owner["uid"]]);
1506 if ($profile["publish"]) {
1507 XML::addElement($doc, $author, "mastodon:scope", "public");
1515 * @TODO Picture attachments should look like this:
1516 * <a href="https://status.pirati.ca/attachment/572819" title="https://status.pirati.ca/file/heluecht-20151202T222602-rd3u49p.gif"
1517 * class="attachment thumbnail" id="attachment-572819" rel="nofollow external">https://status.pirati.ca/attachment/572819</a>
1521 * Returns the given activity if present - otherwise returns the "post" activity
1523 * @param array $item Data of the item that is to be posted
1525 * @return string activity
1527 public static function constructVerb(array $item)
1529 if (!empty($item['verb'])) {
1530 return $item['verb'];
1533 return Activity::POST;
1537 * Returns the given object type if present - otherwise returns the "note" object type
1539 * @param array $item Data of the item that is to be posted
1541 * @return string Object type
1543 private static function constructObjecttype(array $item)
1545 if (!empty($item['object-type']) && in_array($item['object-type'], [Activity\ObjectType::NOTE, Activity\ObjectType::COMMENT])) {
1546 return $item['object-type'];
1549 return Activity\ObjectType::NOTE;
1553 * Adds an entry element to the XML document
1555 * @param DOMDocument $doc XML document
1556 * @param array $item Data of the item that is to be posted
1557 * @param array $owner Contact data of the poster
1558 * @param bool $toplevel optional default false
1560 * @return \DOMElement Entry element
1561 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
1562 * @throws \ImagickException
1564 private static function entry(DOMDocument $doc, array $item, array $owner, $toplevel = false)
1568 $repeated_guid = self::getResharedGuid($item);
1569 if ($repeated_guid != "") {
1570 $xml = self::reshareEntry($doc, $item, $owner, $repeated_guid, $toplevel);
1577 if ($item["verb"] == Activity::LIKE) {
1578 return self::likeEntry($doc, $item, $owner, $toplevel);
1579 } elseif (in_array($item["verb"], [Activity::FOLLOW, Activity::O_UNFOLLOW])) {
1580 return self::followEntry($doc, $item, $owner, $toplevel);
1582 return self::noteEntry($doc, $item, $owner, $toplevel);
1587 * Adds a source entry to the XML document
1589 * @param DOMDocument $doc XML document
1590 * @param array $contact Array of the contact that is added
1592 * @return \DOMElement Source element
1593 * @throws \Exception
1595 private static function sourceEntry(DOMDocument $doc, array $contact)
1597 $source = $doc->createElement("source");
1598 XML::addElement($doc, $source, "id", $contact["poll"]);
1599 XML::addElement($doc, $source, "title", $contact["name"]);
1600 XML::addElement($doc, $source, "link", "", ["rel" => "alternate", "type" => "text/html", "href" => $contact["alias"]]);
1601 XML::addElement($doc, $source, "link", "", ["rel" => "self", "type" => "application/atom+xml", "href" => $contact["poll"]]);
1602 XML::addElement($doc, $source, "icon", $contact["photo"]);
1603 XML::addElement($doc, $source, "updated", DateTimeFormat::utc($contact["success_update"]."+00:00", DateTimeFormat::ATOM));
1609 * Adds an entry element with reshared content
1611 * @param DOMDocument $doc XML document
1612 * @param array $item Data of the item that is to be posted
1613 * @param array $owner Contact data of the poster
1614 * @param string $repeated_guid guid
1615 * @param bool $toplevel Is it for en entry element (false) or a feed entry (true)?
1617 * @return bool Entry element
1618 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
1619 * @throws \ImagickException
1621 private static function reshareEntry(DOMDocument $doc, array $item, array $owner, $repeated_guid, $toplevel)
1623 if (($item['gravity'] != GRAVITY_PARENT) && (Strings::normaliseLink($item["author-link"]) != Strings::normaliseLink($owner["url"]))) {
1624 Logger::log("OStatus entry is from author ".$owner["url"]." - not from ".$item["author-link"].". Quitting.", Logger::DEBUG);
1627 $entry = self::entryHeader($doc, $owner, $item, $toplevel);
1629 $condition = ['uid' => $owner["uid"], 'guid' => $repeated_guid, 'private' => [Item::PUBLIC, Item::UNLISTED],
1630 'network' => [Protocol::DFRN, Protocol::DIASPORA, Protocol::OSTATUS]];
1631 $repeated_item = Item::selectFirst([], $condition);
1632 if (!DBA::isResult($repeated_item)) {
1636 $contact = Contact::getByURL($repeated_item['author-link']) ?: $owner;
1638 $title = $owner["nick"]." repeated a notice by ".$contact["nick"];
1640 self::entryContent($doc, $entry, $item, $owner, $title, Activity::SHARE, false);
1642 $as_object = $doc->createElement("activity:object");
1644 XML::addElement($doc, $as_object, "activity:object-type", ActivityNamespace::ACTIVITY_SCHEMA . "activity");
1646 self::entryContent($doc, $as_object, $repeated_item, $owner, "", "", false);
1648 $author = self::addAuthor($doc, $contact, false);
1649 $as_object->appendChild($author);
1651 $as_object2 = $doc->createElement("activity:object");
1653 XML::addElement($doc, $as_object2, "activity:object-type", self::constructObjecttype($repeated_item));
1655 $title = sprintf("New comment by %s", $contact["nick"]);
1657 self::entryContent($doc, $as_object2, $repeated_item, $owner, $title);
1659 $as_object->appendChild($as_object2);
1661 self::entryFooter($doc, $as_object, $item, $owner, false);
1663 $source = self::sourceEntry($doc, $contact);
1665 $as_object->appendChild($source);
1667 $entry->appendChild($as_object);
1669 self::entryFooter($doc, $entry, $item, $owner, true);
1675 * Adds an entry element with a "like"
1677 * @param DOMDocument $doc XML document
1678 * @param array $item Data of the item that is to be posted
1679 * @param array $owner Contact data of the poster
1680 * @param bool $toplevel Is it for en entry element (false) or a feed entry (true)?
1682 * @return \DOMElement Entry element with "like"
1683 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
1684 * @throws \ImagickException
1686 private static function likeEntry(DOMDocument $doc, array $item, array $owner, $toplevel)
1688 if (($item['gravity'] != GRAVITY_PARENT) && (Strings::normaliseLink($item["author-link"]) != Strings::normaliseLink($owner["url"]))) {
1689 Logger::log("OStatus entry is from author ".$owner["url"]." - not from ".$item["author-link"].". Quitting.", Logger::DEBUG);
1692 $entry = self::entryHeader($doc, $owner, $item, $toplevel);
1694 $verb = ActivityNamespace::ACTIVITY_SCHEMA . "favorite";
1695 self::entryContent($doc, $entry, $item, $owner, "Favorite", $verb, false);
1697 $parent = Item::selectFirst([], ['uri' => $item["thr-parent"], 'uid' => $item["uid"]]);
1698 if (DBA::isResult($parent)) {
1699 $as_object = $doc->createElement("activity:object");
1701 XML::addElement($doc, $as_object, "activity:object-type", self::constructObjecttype($parent));
1703 self::entryContent($doc, $as_object, $parent, $owner, "New entry");
1705 $entry->appendChild($as_object);
1708 self::entryFooter($doc, $entry, $item, $owner);
1714 * Adds the person object element to the XML document
1716 * @param DOMDocument $doc XML document
1717 * @param array $owner Contact data of the poster
1718 * @param array $contact Contact data of the target
1720 * @return object author element
1722 private static function addPersonObject(DOMDocument $doc, array $owner, array $contact)
1724 $object = $doc->createElement("activity:object");
1725 XML::addElement($doc, $object, "activity:object-type", Activity\ObjectType::PERSON);
1727 if ($contact['network'] == Protocol::PHANTOM) {
1728 XML::addElement($doc, $object, "id", $contact['url']);
1732 XML::addElement($doc, $object, "id", $contact["alias"]);
1733 XML::addElement($doc, $object, "title", $contact["nick"]);
1735 $attributes = ["rel" => "alternate", "type" => "text/html", "href" => $contact["url"]];
1736 XML::addElement($doc, $object, "link", "", $attributes);
1740 "type" => "image/jpeg", // To-Do?
1741 "media:width" => 300,
1742 "media:height" => 300,
1743 "href" => $contact["photo"]];
1744 XML::addElement($doc, $object, "link", "", $attributes);
1746 XML::addElement($doc, $object, "poco:preferredUsername", $contact["nick"]);
1747 XML::addElement($doc, $object, "poco:displayName", $contact["name"]);
1749 if (trim($contact["location"]) != "") {
1750 $element = $doc->createElement("poco:address");
1751 XML::addElement($doc, $element, "poco:formatted", $contact["location"]);
1752 $object->appendChild($element);
1759 * Adds a follow/unfollow entry element
1761 * @param DOMDocument $doc XML document
1762 * @param array $item Data of the follow/unfollow message
1763 * @param array $owner Contact data of the poster
1764 * @param bool $toplevel Is it for en entry element (false) or a feed entry (true)?
1766 * @return \DOMElement Entry element
1767 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
1768 * @throws \ImagickException
1770 private static function followEntry(DOMDocument $doc, array $item, array $owner, $toplevel)
1772 $item["id"] = $item['parent'] = 0;
1773 $item["created"] = $item["edited"] = date("c");
1774 $item["private"] = Item::PRIVATE;
1776 $contact = Contact::getByURL($item['follow']);
1777 $item['follow'] = $contact['url'];
1779 if ($contact['alias']) {
1780 $item['follow'] = $contact['alias'];
1782 $contact['alias'] = $contact['url'];
1785 $condition = ['uid' => $owner['uid'], 'nurl' => Strings::normaliseLink($contact["url"])];
1786 $user_contact = DBA::selectFirst('contact', ['id'], $condition);
1788 if (DBA::isResult($user_contact)) {
1789 $connect_id = $user_contact['id'];
1794 if ($item['verb'] == Activity::FOLLOW) {
1795 $message = DI::l10n()->t('%s is now following %s.');
1796 $title = DI::l10n()->t('following');
1797 $action = "subscription";
1799 $message = DI::l10n()->t('%s stopped following %s.');
1800 $title = DI::l10n()->t('stopped following');
1801 $action = "unfollow";
1804 $item["uri"] = $item['parent-uri'] = $item['thr-parent']
1805 = 'tag:' . DI::baseUrl()->getHostname().
1806 ','.date('Y-m-d').':'.$action.':'.$owner['uid'].
1807 ':person:'.$connect_id.':'.$item['created'];
1809 $item["body"] = sprintf($message, $owner["nick"], $contact["nick"]);
1811 $entry = self::entryHeader($doc, $owner, $item, $toplevel);
1813 self::entryContent($doc, $entry, $item, $owner, $title);
1815 $object = self::addPersonObject($doc, $owner, $contact);
1816 $entry->appendChild($object);
1818 self::entryFooter($doc, $entry, $item, $owner);
1824 * Adds a regular entry element
1826 * @param DOMDocument $doc XML document
1827 * @param array $item Data of the item that is to be posted
1828 * @param array $owner Contact data of the poster
1829 * @param bool $toplevel Is it for en entry element (false) or a feed entry (true)?
1831 * @return \DOMElement Entry element
1832 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
1833 * @throws \ImagickException
1835 private static function noteEntry(DOMDocument $doc, array $item, array $owner, $toplevel)
1837 if (($item['gravity'] != GRAVITY_PARENT) && (Strings::normaliseLink($item["author-link"]) != Strings::normaliseLink($owner["url"]))) {
1838 Logger::log("OStatus entry is from author ".$owner["url"]." - not from ".$item["author-link"].". Quitting.", Logger::DEBUG);
1842 if (!empty($item['title'])) {
1843 $title = BBCode::convert($item['title'], false, BBCode::OSTATUS);
1845 $title = sprintf("New note by %s", $owner["nick"]);
1848 $title = sprintf("New comment by %s", $owner["nick"]);
1851 $entry = self::entryHeader($doc, $owner, $item, $toplevel);
1853 XML::addElement($doc, $entry, "activity:object-type", Activity\ObjectType::NOTE);
1855 self::entryContent($doc, $entry, $item, $owner, $title, '', true);
1857 self::entryFooter($doc, $entry, $item, $owner, true);
1863 * Adds a header element to the XML document
1865 * @param DOMDocument $doc XML document
1866 * @param array $owner Contact data of the poster
1867 * @param array $item
1868 * @param bool $toplevel Is it for en entry element (false) or a feed entry (true)?
1870 * @return \DOMElement The entry element where the elements are added
1871 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
1872 * @throws \ImagickException
1874 public static function entryHeader(DOMDocument $doc, array $owner, array $item, $toplevel)
1877 $entry = $doc->createElement("entry");
1879 if ($owner['contact-type'] == Contact::TYPE_COMMUNITY) {
1880 $contact = Contact::getByURL($item['author-link']) ?: $owner;
1881 $author = self::addAuthor($doc, $contact, false);
1882 $entry->appendChild($author);
1885 $entry = $doc->createElementNS(ActivityNamespace::ATOM1, "entry");
1887 $entry->setAttribute("xmlns:thr", ActivityNamespace::THREAD);
1888 $entry->setAttribute("xmlns:georss", ActivityNamespace::GEORSS);
1889 $entry->setAttribute("xmlns:activity", ActivityNamespace::ACTIVITY);
1890 $entry->setAttribute("xmlns:media", ActivityNamespace::MEDIA);
1891 $entry->setAttribute("xmlns:poco", ActivityNamespace::POCO);
1892 $entry->setAttribute("xmlns:ostatus", ActivityNamespace::OSTATUS);
1893 $entry->setAttribute("xmlns:statusnet", ActivityNamespace::STATUSNET);
1894 $entry->setAttribute("xmlns:mastodon", ActivityNamespace::MASTODON);
1896 $author = self::addAuthor($doc, $owner);
1897 $entry->appendChild($author);
1904 * Adds elements to the XML document
1906 * @param DOMDocument $doc XML document
1907 * @param \DOMElement $entry Entry element where the content is added
1908 * @param array $item Data of the item that is to be posted
1909 * @param array $owner Contact data of the poster
1910 * @param string $title Title for the post
1911 * @param string $verb The activity verb
1912 * @param bool $complete Add the "status_net" element?
1914 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
1916 private static function entryContent(DOMDocument $doc, \DOMElement $entry, array $item, array $owner, $title, $verb = "", $complete = true)
1919 $verb = self::constructVerb($item);
1922 XML::addElement($doc, $entry, "id", $item["uri"]);
1923 XML::addElement($doc, $entry, "title", html_entity_decode($title, ENT_QUOTES, 'UTF-8'));
1925 $body = self::formatPicturePost($item['body']);
1927 if (!empty($item['title'])) {
1928 $body = "[b]".$item['title']."[/b]\n\n".$body;
1931 $body = BBCode::convert($body, false, BBCode::OSTATUS);
1933 XML::addElement($doc, $entry, "content", $body, ["type" => "html"]);
1935 XML::addElement($doc, $entry, "link", "", ["rel" => "alternate", "type" => "text/html",
1936 "href" => DI::baseUrl()."/display/".$item["guid"]]
1939 if ($complete && ($item["id"] > 0)) {
1940 XML::addElement($doc, $entry, "status_net", "", ["notice_id" => $item["id"]]);
1943 XML::addElement($doc, $entry, "activity:verb", $verb);
1945 XML::addElement($doc, $entry, "published", DateTimeFormat::utc($item["created"]."+00:00", DateTimeFormat::ATOM));
1946 XML::addElement($doc, $entry, "updated", DateTimeFormat::utc($item["edited"]."+00:00", DateTimeFormat::ATOM));
1950 * Adds the elements at the foot of an entry to the XML document
1952 * @param DOMDocument $doc XML document
1953 * @param object $entry The entry element where the elements are added
1954 * @param array $item Data of the item that is to be posted
1955 * @param array $owner Contact data of the poster
1956 * @param bool $complete default true
1958 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
1960 private static function entryFooter(DOMDocument $doc, $entry, array $item, array $owner, $complete = true)
1964 if ($item['gravity'] != GRAVITY_PARENT) {
1965 $parent = Item::selectFirst(['guid', 'author-link', 'owner-link'], ['id' => $item['parent']]);
1966 $parent_item = (($item['thr-parent']) ? $item['thr-parent'] : $item['parent-uri']);
1968 $thrparent = Item::selectFirst(['guid', 'author-link', 'owner-link', 'plink'], ['uid' => $owner["uid"], 'uri' => $parent_item]);
1970 if (DBA::isResult($thrparent)) {
1971 $mentioned[$thrparent["author-link"]] = $thrparent["author-link"];
1972 $mentioned[$thrparent["owner-link"]] = $thrparent["owner-link"];
1973 $parent_plink = $thrparent["plink"];
1975 $mentioned[$parent["author-link"]] = $parent["author-link"];
1976 $mentioned[$parent["owner-link"]] = $parent["owner-link"];
1977 $parent_plink = DI::baseUrl()."/display/".$parent["guid"];
1981 "ref" => $parent_item,
1982 "href" => $parent_plink];
1983 XML::addElement($doc, $entry, "thr:in-reply-to", "", $attributes);
1987 "href" => $parent_plink];
1988 XML::addElement($doc, $entry, "link", "", $attributes);
1991 if (intval($item['parent']) > 0) {
1992 $conversation_href = $conversation_uri = str_replace('/objects/', '/context/', $item['parent-uri']);
1994 if (isset($parent_item)) {
1995 $conversation = DBA::selectFirst('conversation', ['conversation-uri', 'conversation-href'], ['item-uri' => $parent_item]);
1996 if (DBA::isResult($conversation)) {
1997 if ($conversation['conversation-uri'] != '') {
1998 $conversation_uri = $conversation['conversation-uri'];
2000 if ($conversation['conversation-href'] != '') {
2001 $conversation_href = $conversation['conversation-href'];
2006 XML::addElement($doc, $entry, "link", "", ["rel" => "ostatus:conversation", "href" => $conversation_href]);
2009 "href" => $conversation_href,
2010 "local_id" => $item['parent'],
2011 "ref" => $conversation_uri];
2013 XML::addElement($doc, $entry, "ostatus:conversation", $conversation_uri, $attributes);
2016 // uri-id isn't present for follow entry pseudo-items
2017 $tags = Tag::getByURIId($item['uri-id'] ?? 0);
2018 foreach ($tags as $tag) {
2019 $mentioned[$tag['url']] = $tag['url'];
2022 // Make sure that mentions are accepted (GNU Social has problems with mixing HTTP and HTTPS)
2024 foreach ($mentioned as $mention) {
2025 $newmentions[str_replace("http://", "https://", $mention)] = str_replace("http://", "https://", $mention);
2026 $newmentions[str_replace("https://", "http://", $mention)] = str_replace("https://", "http://", $mention);
2028 $mentioned = $newmentions;
2030 foreach ($mentioned as $mention) {
2031 $contact = Contact::getByURL($mention, ['contact-type']);
2032 if (!empty($contact) && ($contact['contact-type'] == Contact::TYPE_COMMUNITY)) {
2033 XML::addElement($doc, $entry, "link", "",
2035 "rel" => "mentioned",
2036 "ostatus:object-type" => Activity\ObjectType::GROUP,
2040 XML::addElement($doc, $entry, "link", "",
2042 "rel" => "mentioned",
2043 "ostatus:object-type" => Activity\ObjectType::PERSON,
2049 if ($owner['contact-type'] == Contact::TYPE_COMMUNITY) {
2050 XML::addElement($doc, $entry, "link", "", [
2051 "rel" => "mentioned",
2052 "ostatus:object-type" => "http://activitystrea.ms/schema/1.0/group",
2053 "href" => $owner['url']
2057 if ($item['private'] != Item::PRIVATE) {
2058 XML::addElement($doc, $entry, "link", "", ["rel" => "ostatus:attention",
2059 "href" => "http://activityschema.org/collection/public"]);
2060 XML::addElement($doc, $entry, "link", "", ["rel" => "mentioned",
2061 "ostatus:object-type" => "http://activitystrea.ms/schema/1.0/collection",
2062 "href" => "http://activityschema.org/collection/public"]);
2063 XML::addElement($doc, $entry, "mastodon:scope", "public");
2066 foreach ($tags as $tag) {
2067 if ($tag['type'] == Tag::HASHTAG) {
2068 XML::addElement($doc, $entry, "category", "", ["term" => $tag['name']]);
2072 self::getAttachment($doc, $entry, $item);
2074 if ($complete && ($item["id"] > 0)) {
2075 $app = $item["app"];
2080 $attributes = ["local_id" => $item["id"], "source" => $app];
2082 if (isset($parent["id"])) {
2083 $attributes["repeat_of"] = $parent["id"];
2086 if ($item["coord"] != "") {
2087 XML::addElement($doc, $entry, "georss:point", $item["coord"]);
2090 XML::addElement($doc, $entry, "statusnet:notice_info", "", $attributes);
2095 * Creates the XML feed for a given nickname
2097 * Supported filters:
2098 * - activity (default): all the public posts
2099 * - posts: all the public top-level posts
2100 * - comments: all the public replies
2102 * Updates the provided last_update parameter if the result comes from the
2103 * cache or it is empty
2105 * @param string $owner_nick Nickname of the feed owner
2106 * @param string $last_update Date of the last update
2107 * @param integer $max_items Number of maximum items to fetch
2108 * @param string $filter Feed items filter (activity, posts or comments)
2109 * @param boolean $nocache Wether to bypass caching
2111 * @return string XML feed
2112 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
2113 * @throws \ImagickException
2115 public static function feed($owner_nick, &$last_update, $max_items = 300, $filter = 'activity', $nocache = false)
2117 $stamp = microtime(true);
2119 $owner = User::getOwnerDataByNick($owner_nick);
2124 $cachekey = "ostatus:feed:" . $owner_nick . ":" . $filter . ":" . $last_update;
2126 $previous_created = $last_update;
2128 // Don't cache when the last item was posted less then 15 minutes ago (Cache duration)
2129 if ((time() - strtotime($owner['last-item'])) < 15*60) {
2130 $result = DI::cache()->get($cachekey);
2131 if (!$nocache && !is_null($result)) {
2132 Logger::log('Feed duration: ' . number_format(microtime(true) - $stamp, 3) . ' - ' . $owner_nick . ' - ' . $filter . ' - ' . $previous_created . ' (cached)', Logger::DEBUG);
2133 $last_update = $result['last_update'];
2134 return $result['feed'];
2138 if (!strlen($last_update)) {
2139 $last_update = 'now -30 days';
2142 $check_date = DateTimeFormat::utc($last_update);
2143 $authorid = Contact::getIdForURL($owner["url"], 0, false);
2145 $condition = ["`uid` = ? AND `received` > ? AND NOT `deleted`
2146 AND `private` != ? AND `visible` AND `wall` AND `parent-network` IN (?, ?)",
2147 $owner["uid"], $check_date, Item::PRIVATE, Protocol::OSTATUS, Protocol::DFRN];
2149 if ($filter === 'comments') {
2150 $condition[0] .= " AND `object-type` = ? ";
2151 $condition[] = Activity\ObjectType::COMMENT;
2154 if ($owner['contact-type'] != Contact::TYPE_COMMUNITY) {
2155 $condition[0] .= " AND `contact-id` = ? AND `author-id` = ?";
2156 $condition[] = $owner["id"];
2157 $condition[] = $authorid;
2160 $params = ['order' => ['received' => true], 'limit' => $max_items];
2162 if ($filter === 'posts') {
2163 $ret = Item::selectThread([], $condition, $params);
2165 $ret = Item::select([], $condition, $params);
2168 $items = Item::inArray($ret);
2170 $doc = new DOMDocument('1.0', 'utf-8');
2171 $doc->formatOutput = true;
2173 $root = self::addHeader($doc, $owner, $filter);
2175 foreach ($items as $item) {
2176 if (DI::config()->get('system', 'ostatus_debug')) {
2177 $item['body'] .= '🍼';
2180 if (in_array($item["verb"], [Activity::FOLLOW, Activity::O_UNFOLLOW, Activity::LIKE])) {
2184 $entry = self::entry($doc, $item, $owner, false);
2185 $root->appendChild($entry);
2187 if ($last_update < $item['created']) {
2188 $last_update = $item['created'];
2192 $feeddata = trim($doc->saveXML());
2194 $msg = ['feed' => $feeddata, 'last_update' => $last_update];
2195 DI::cache()->set($cachekey, $msg, Duration::QUARTER_HOUR);
2197 Logger::log('Feed duration: ' . number_format(microtime(true) - $stamp, 3) . ' - ' . $owner_nick . ' - ' . $filter . ' - ' . $previous_created, Logger::DEBUG);
2203 * Creates the XML for a salmon message
2205 * @param array $item Data of the item that is to be posted
2206 * @param array $owner Contact data of the poster
2208 * @return string XML for the salmon
2209 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
2210 * @throws \ImagickException
2212 public static function salmon(array $item, array $owner)
2214 $doc = new DOMDocument('1.0', 'utf-8');
2215 $doc->formatOutput = true;
2217 if (DI::config()->get('system', 'ostatus_debug')) {
2218 $item['body'] .= '🐟';
2221 $entry = self::entry($doc, $item, $owner, true);
2223 $doc->appendChild($entry);
2225 return trim($doc->saveXML());
2229 * Checks if the given contact url does support OStatus
2231 * @param string $url profile url
2232 * @param boolean $update Update the profile
2234 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
2235 * @throws \ImagickException
2237 public static function isSupportedByContactUrl($url, $update = false)
2239 $probe = Probe::uri($url, Protocol::OSTATUS, 0, !$update);
2240 return $probe['network'] == Protocol::OSTATUS;