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, true);
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 $item["body"] = PageInfo::appendToBody($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 private 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 $body The body
1226 * @return string The cleaned body
1227 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
1229 private static function formatPicturePost($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)
1265 * @param bool $feed_mode Behave like a regular feed for users if true
1267 * @return object header root element
1268 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
1270 private static function addHeader(DOMDocument $doc, array $owner, $filter, $feed_mode = false)
1272 $root = $doc->createElementNS(ActivityNamespace::ATOM1, 'feed');
1273 $doc->appendChild($root);
1276 $root->setAttribute("xmlns:thr", ActivityNamespace::THREAD);
1277 $root->setAttribute("xmlns:georss", ActivityNamespace::GEORSS);
1278 $root->setAttribute("xmlns:activity", ActivityNamespace::ACTIVITY);
1279 $root->setAttribute("xmlns:media", ActivityNamespace::MEDIA);
1280 $root->setAttribute("xmlns:poco", ActivityNamespace::POCO);
1281 $root->setAttribute("xmlns:ostatus", ActivityNamespace::OSTATUS);
1282 $root->setAttribute("xmlns:statusnet", ActivityNamespace::STATUSNET);
1283 $root->setAttribute("xmlns:mastodon", ActivityNamespace::MASTODON);
1287 $selfUri = '/feed/' . $owner["nick"] . '/';
1290 $title = DI::l10n()->t('%s\'s timeline', $owner['name']);
1291 $selfUri .= $filter;
1294 $title = DI::l10n()->t('%s\'s posts', $owner['name']);
1297 $title = DI::l10n()->t('%s\'s comments', $owner['name']);
1298 $selfUri .= $filter;
1303 $selfUri = "/dfrn_poll/" . $owner["nick"];
1306 $attributes = ["uri" => "https://friendi.ca", "version" => FRIENDICA_VERSION . "-" . DB_UPDATE_VERSION];
1307 XML::addElement($doc, $root, "generator", FRIENDICA_PLATFORM, $attributes);
1308 XML::addElement($doc, $root, "id", DI::baseUrl() . "/profile/" . $owner["nick"]);
1309 XML::addElement($doc, $root, "title", $title);
1310 XML::addElement($doc, $root, "subtitle", sprintf("Updates from %s on %s", $owner["name"], DI::config()->get('config', 'sitename')));
1311 XML::addElement($doc, $root, "logo", $owner["photo"]);
1312 XML::addElement($doc, $root, "updated", DateTimeFormat::utcNow(DateTimeFormat::ATOM));
1314 $author = self::addAuthor($doc, $owner, true, $feed_mode);
1315 $root->appendChild($author);
1317 $attributes = ["href" => $owner["url"], "rel" => "alternate", "type" => "text/html"];
1318 XML::addElement($doc, $root, "link", "", $attributes);
1320 /// @TODO We have to find out what this is
1321 /// $attributes = array("href" => DI::baseUrl()."/sup",
1322 /// "rel" => "http://api.friendfeed.com/2008/03#sup",
1323 /// "type" => "application/json");
1324 /// XML::addElement($doc, $root, "link", "", $attributes);
1326 self::hublinks($doc, $root, $owner["nick"]);
1329 $attributes = ["href" => DI::baseUrl() . "/salmon/" . $owner["nick"], "rel" => "salmon"];
1330 XML::addElement($doc, $root, "link", "", $attributes);
1332 $attributes = ["href" => DI::baseUrl() . "/salmon/" . $owner["nick"], "rel" => "http://salmon-protocol.org/ns/salmon-replies"];
1333 XML::addElement($doc, $root, "link", "", $attributes);
1335 $attributes = ["href" => DI::baseUrl() . "/salmon/" . $owner["nick"], "rel" => "http://salmon-protocol.org/ns/salmon-mention"];
1336 XML::addElement($doc, $root, "link", "", $attributes);
1339 $attributes = ["href" => DI::baseUrl() . $selfUri, "rel" => "self", "type" => "application/atom+xml"];
1340 XML::addElement($doc, $root, "link", "", $attributes);
1342 if ($owner['account-type'] == Contact::TYPE_COMMUNITY) {
1343 $condition = ['uid' => $owner['uid'], 'self' => false, 'pending' => false,
1344 'archive' => false, 'hidden' => false, 'blocked' => false];
1345 $members = DBA::count('contact', $condition);
1346 XML::addElement($doc, $root, "statusnet:group_info", "", ["member_count" => $members]);
1353 * Add the link to the push hubs to the XML document
1355 * @param DOMDocument $doc XML document
1356 * @param object $root XML root element where the hub links are added
1357 * @param object $nick nick
1359 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
1361 public static function hublinks(DOMDocument $doc, $root, $nick)
1363 $h = DI::baseUrl() . '/pubsubhubbub/'.$nick;
1364 XML::addElement($doc, $root, "link", "", ["href" => $h, "rel" => "hub"]);
1368 * Adds attachment data to the XML document
1370 * @param DOMDocument $doc XML document
1371 * @param object $root XML root element where the hub links are added
1372 * @param array $item Data of the item that is to be posted
1374 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
1376 private static function getAttachment(DOMDocument $doc, $root, $item)
1378 $siteinfo = BBCode::getAttachedData($item["body"]);
1380 switch ($siteinfo["type"]) {
1382 if (!empty($siteinfo["image"])) {
1383 $imgdata = Images::getInfoFromURLCached($siteinfo["image"]);
1385 $attributes = ["rel" => "enclosure",
1386 "href" => $siteinfo["image"],
1387 "type" => $imgdata["mime"],
1388 "length" => intval($imgdata["size"])];
1389 XML::addElement($doc, $root, "link", "", $attributes);
1394 $attributes = ["rel" => "enclosure",
1395 "href" => $siteinfo["url"],
1396 "type" => "text/html; charset=UTF-8",
1398 "title" => ($siteinfo["title"] ?? '') ?: $siteinfo["url"],
1400 XML::addElement($doc, $root, "link", "", $attributes);
1406 if (!DI::config()->get('system', 'ostatus_not_attach_preview') && ($siteinfo["type"] != "photo") && isset($siteinfo["image"])) {
1407 $imgdata = Images::getInfoFromURLCached($siteinfo["image"]);
1409 $attributes = ["rel" => "enclosure",
1410 "href" => $siteinfo["image"],
1411 "type" => $imgdata["mime"],
1412 "length" => intval($imgdata["size"])];
1414 XML::addElement($doc, $root, "link", "", $attributes);
1418 $arr = explode('[/attach],', $item['attach']);
1420 foreach ($arr as $r) {
1422 $cnt = preg_match('|\[attach\]href=\"(.*?)\" length=\"(.*?)\" type=\"(.*?)\" title=\"(.*?)\"|', $r, $matches);
1424 $attributes = ["rel" => "enclosure",
1425 "href" => $matches[1],
1426 "type" => $matches[3]];
1428 if (intval($matches[2])) {
1429 $attributes["length"] = intval($matches[2]);
1431 if (trim($matches[4]) != "") {
1432 $attributes["title"] = trim($matches[4]);
1434 XML::addElement($doc, $root, "link", "", $attributes);
1441 * Adds the author element to the XML document
1443 * @param DOMDocument $doc XML document
1444 * @param array $owner Contact data of the poster
1445 * @param bool $show_profile Whether to show profile
1446 * @param bool $feed_mode Behave like a regular feed for users if true
1448 * @return \DOMElement author element
1449 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
1451 private static function addAuthor(DOMDocument $doc, array $owner, $show_profile = true, $feed_mode = false)
1453 $profile = DBA::selectFirst('profile', ['homepage', 'publish'], ['uid' => $owner['uid']]);
1454 $author = $doc->createElement("author");
1456 XML::addElement($doc, $author, "id", $owner["url"]);
1457 if ($owner['account-type'] == User::ACCOUNT_TYPE_COMMUNITY) {
1458 XML::addElement($doc, $author, "activity:object-type", Activity\ObjectType::GROUP);
1460 XML::addElement($doc, $author, "activity:object-type", Activity\ObjectType::PERSON);
1463 XML::addElement($doc, $author, "uri", $owner["url"]);
1464 XML::addElement($doc, $author, "name", $owner["nick"]);
1465 XML::addElement($doc, $author, "email", $owner["addr"]);
1466 if ($show_profile && !$feed_mode) {
1467 XML::addElement($doc, $author, "summary", BBCode::convert($owner["about"], false, BBCode::OSTATUS));
1471 $attributes = ["rel" => "alternate", "type" => "text/html", "href" => $owner["url"]];
1472 XML::addElement($doc, $author, "link", "", $attributes);
1476 "type" => "image/jpeg", // To-Do?
1477 "media:width" => 300,
1478 "media:height" => 300,
1479 "href" => $owner["photo"]];
1480 XML::addElement($doc, $author, "link", "", $attributes);
1482 if (isset($owner["thumb"])) {
1485 "type" => "image/jpeg", // To-Do?
1486 "media:width" => 80,
1487 "media:height" => 80,
1488 "href" => $owner["thumb"]];
1489 XML::addElement($doc, $author, "link", "", $attributes);
1492 XML::addElement($doc, $author, "poco:preferredUsername", $owner["nick"]);
1493 XML::addElement($doc, $author, "poco:displayName", $owner["name"]);
1494 if ($show_profile) {
1495 XML::addElement($doc, $author, "poco:note", BBCode::convert($owner["about"], false, BBCode::OSTATUS));
1497 if (trim($owner["location"]) != "") {
1498 $element = $doc->createElement("poco:address");
1499 XML::addElement($doc, $element, "poco:formatted", $owner["location"]);
1500 $author->appendChild($element);
1504 if (DBA::isResult($profile) && !$show_profile) {
1505 if (trim($profile["homepage"]) != "") {
1506 $urls = $doc->createElement("poco:urls");
1507 XML::addElement($doc, $urls, "poco:type", "homepage");
1508 XML::addElement($doc, $urls, "poco:value", $profile["homepage"]);
1509 XML::addElement($doc, $urls, "poco:primary", "true");
1510 $author->appendChild($urls);
1513 XML::addElement($doc, $author, "followers", "", ["url" => DI::baseUrl() . "/profile/" . $owner["nick"] . "/contacts/followers"]);
1514 XML::addElement($doc, $author, "statusnet:profile_info", "", ["local_id" => $owner["uid"]]);
1516 if ($profile["publish"]) {
1517 XML::addElement($doc, $author, "mastodon:scope", "public");
1526 * @TODO Picture attachments should look like this:
1527 * <a href="https://status.pirati.ca/attachment/572819" title="https://status.pirati.ca/file/heluecht-20151202T222602-rd3u49p.gif"
1528 * class="attachment thumbnail" id="attachment-572819" rel="nofollow external">https://status.pirati.ca/attachment/572819</a>
1532 * Returns the given activity if present - otherwise returns the "post" activity
1534 * @param array $item Data of the item that is to be posted
1536 * @return string activity
1538 private static function constructVerb(array $item)
1540 if (!empty($item['verb'])) {
1541 return $item['verb'];
1544 return Activity::POST;
1548 * Returns the given object type if present - otherwise returns the "note" object type
1550 * @param array $item Data of the item that is to be posted
1552 * @return string Object type
1554 private static function constructObjecttype(array $item)
1556 if (!empty($item['object-type']) && in_array($item['object-type'], [Activity\ObjectType::NOTE, Activity\ObjectType::COMMENT])) {
1557 return $item['object-type'];
1560 return Activity\ObjectType::NOTE;
1564 * Adds an entry element to the XML document
1566 * @param DOMDocument $doc XML document
1567 * @param array $item Data of the item that is to be posted
1568 * @param array $owner Contact data of the poster
1569 * @param bool $toplevel optional default false
1570 * @param bool $feed_mode Behave like a regular feed for users if true
1572 * @return \DOMElement Entry element
1573 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
1574 * @throws \ImagickException
1576 private static function entry(DOMDocument $doc, array $item, array $owner, $toplevel = false, $feed_mode = false)
1580 $repeated_guid = self::getResharedGuid($item);
1581 if ($repeated_guid != "") {
1582 $xml = self::reshareEntry($doc, $item, $owner, $repeated_guid, $toplevel, $feed_mode);
1589 if ($item["verb"] == Activity::LIKE) {
1590 return self::likeEntry($doc, $item, $owner, $toplevel);
1591 } elseif (in_array($item["verb"], [Activity::FOLLOW, Activity::O_UNFOLLOW])) {
1592 return self::followEntry($doc, $item, $owner, $toplevel);
1594 return self::noteEntry($doc, $item, $owner, $toplevel, $feed_mode);
1599 * Adds a source entry to the XML document
1601 * @param DOMDocument $doc XML document
1602 * @param array $contact Array of the contact that is added
1604 * @return \DOMElement Source element
1605 * @throws \Exception
1607 private static function sourceEntry(DOMDocument $doc, array $contact)
1609 $source = $doc->createElement("source");
1610 XML::addElement($doc, $source, "id", $contact["poll"]);
1611 XML::addElement($doc, $source, "title", $contact["name"]);
1612 XML::addElement($doc, $source, "link", "", ["rel" => "alternate", "type" => "text/html", "href" => $contact["alias"]]);
1613 XML::addElement($doc, $source, "link", "", ["rel" => "self", "type" => "application/atom+xml", "href" => $contact["poll"]]);
1614 XML::addElement($doc, $source, "icon", $contact["photo"]);
1615 XML::addElement($doc, $source, "updated", DateTimeFormat::utc($contact["success_update"]."+00:00", DateTimeFormat::ATOM));
1621 * Fetches contact data from the contact or the gcontact table
1623 * @param string $url URL of the contact
1624 * @param array $owner Contact data of the poster
1626 * @return array Contact array
1627 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
1628 * @throws \ImagickException
1630 private static function contactEntry($url, array $owner)
1633 "SELECT * FROM `contact` WHERE `nurl` = '%s' AND `uid` IN (0, %d) ORDER BY `uid` DESC LIMIT 1",
1634 DBA::escape(Strings::normaliseLink($url)),
1635 intval($owner["uid"])
1637 if (DBA::isResult($r)) {
1639 $contact["uid"] = -1;
1642 if (!DBA::isResult($r)) {
1643 $gcontact = DBA::selectFirst('gcontact', [], ['nurl' => Strings::normaliseLink($url)]);
1644 if (DBA::isResult($r)) {
1645 $contact = $gcontact;
1646 $contact["uid"] = -1;
1647 $contact["success_update"] = $contact["updated"];
1651 if (!DBA::isResult($r)) {
1655 if (!isset($contact["poll"])) {
1656 $data = Probe::uri($url);
1657 $contact["poll"] = $data["poll"];
1659 if (!$contact["alias"]) {
1660 $contact["alias"] = $data["alias"];
1664 if (!isset($contact["alias"])) {
1665 $contact["alias"] = $contact["url"];
1668 $contact['account-type'] = $owner['account-type'];
1674 * Adds an entry element with reshared content
1676 * @param DOMDocument $doc XML document
1677 * @param array $item Data of the item that is to be posted
1678 * @param array $owner Contact data of the poster
1679 * @param string $repeated_guid guid
1680 * @param bool $toplevel Is it for en entry element (false) or a feed entry (true)?
1681 * @param bool $feed_mode Behave like a regular feed for users if true
1683 * @return bool Entry element
1684 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
1685 * @throws \ImagickException
1687 private static function reshareEntry(DOMDocument $doc, array $item, array $owner, $repeated_guid, $toplevel, $feed_mode = false)
1689 if (($item['gravity'] != GRAVITY_PARENT) && (Strings::normaliseLink($item["author-link"]) != Strings::normaliseLink($owner["url"]))) {
1690 Logger::log("OStatus entry is from author ".$owner["url"]." - not from ".$item["author-link"].". Quitting.", Logger::DEBUG);
1693 $entry = self::entryHeader($doc, $owner, $item, $toplevel);
1695 $condition = ['uid' => $owner["uid"], 'guid' => $repeated_guid, 'private' => [Item::PUBLIC, Item::UNLISTED],
1696 'network' => [Protocol::DFRN, Protocol::DIASPORA, Protocol::OSTATUS]];
1697 $repeated_item = Item::selectFirst([], $condition);
1698 if (!DBA::isResult($repeated_item)) {
1702 $contact = self::contactEntry($repeated_item['author-link'], $owner);
1704 $title = $owner["nick"]." repeated a notice by ".$contact["nick"];
1706 self::entryContent($doc, $entry, $item, $owner, $title, Activity::SHARE, false, $feed_mode);
1709 $as_object = $doc->createElement("activity:object");
1711 XML::addElement($doc, $as_object, "activity:object-type", ActivityNamespace::ACTIVITY_SCHEMA . "activity");
1713 self::entryContent($doc, $as_object, $repeated_item, $owner, "", "", false);
1715 $author = self::addAuthor($doc, $contact, false);
1716 $as_object->appendChild($author);
1718 $as_object2 = $doc->createElement("activity:object");
1720 XML::addElement($doc, $as_object2, "activity:object-type", self::constructObjecttype($repeated_item));
1722 $title = sprintf("New comment by %s", $contact["nick"]);
1724 self::entryContent($doc, $as_object2, $repeated_item, $owner, $title);
1726 $as_object->appendChild($as_object2);
1728 self::entryFooter($doc, $as_object, $item, $owner, false);
1730 $source = self::sourceEntry($doc, $contact);
1732 $as_object->appendChild($source);
1734 $entry->appendChild($as_object);
1737 self::entryFooter($doc, $entry, $item, $owner, true, $feed_mode);
1743 * Adds an entry element with a "like"
1745 * @param DOMDocument $doc XML document
1746 * @param array $item Data of the item that is to be posted
1747 * @param array $owner Contact data of the poster
1748 * @param bool $toplevel Is it for en entry element (false) or a feed entry (true)?
1750 * @return \DOMElement Entry element with "like"
1751 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
1752 * @throws \ImagickException
1754 private static function likeEntry(DOMDocument $doc, array $item, array $owner, $toplevel)
1756 if (($item['gravity'] != GRAVITY_PARENT) && (Strings::normaliseLink($item["author-link"]) != Strings::normaliseLink($owner["url"]))) {
1757 Logger::log("OStatus entry is from author ".$owner["url"]." - not from ".$item["author-link"].". Quitting.", Logger::DEBUG);
1760 $entry = self::entryHeader($doc, $owner, $item, $toplevel);
1762 $verb = ActivityNamespace::ACTIVITY_SCHEMA . "favorite";
1763 self::entryContent($doc, $entry, $item, $owner, "Favorite", $verb, false);
1765 $parent = Item::selectFirst([], ['uri' => $item["thr-parent"], 'uid' => $item["uid"]]);
1766 if (DBA::isResult($parent)) {
1767 $as_object = $doc->createElement("activity:object");
1769 XML::addElement($doc, $as_object, "activity:object-type", self::constructObjecttype($parent));
1771 self::entryContent($doc, $as_object, $parent, $owner, "New entry");
1773 $entry->appendChild($as_object);
1776 self::entryFooter($doc, $entry, $item, $owner);
1782 * Adds the person object element to the XML document
1784 * @param DOMDocument $doc XML document
1785 * @param array $owner Contact data of the poster
1786 * @param array $contact Contact data of the target
1788 * @return object author element
1790 private static function addPersonObject(DOMDocument $doc, array $owner, array $contact)
1792 $object = $doc->createElement("activity:object");
1793 XML::addElement($doc, $object, "activity:object-type", Activity\ObjectType::PERSON);
1795 if ($contact['network'] == Protocol::PHANTOM) {
1796 XML::addElement($doc, $object, "id", $contact['url']);
1800 XML::addElement($doc, $object, "id", $contact["alias"]);
1801 XML::addElement($doc, $object, "title", $contact["nick"]);
1803 $attributes = ["rel" => "alternate", "type" => "text/html", "href" => $contact["url"]];
1804 XML::addElement($doc, $object, "link", "", $attributes);
1808 "type" => "image/jpeg", // To-Do?
1809 "media:width" => 300,
1810 "media:height" => 300,
1811 "href" => $contact["photo"]];
1812 XML::addElement($doc, $object, "link", "", $attributes);
1814 XML::addElement($doc, $object, "poco:preferredUsername", $contact["nick"]);
1815 XML::addElement($doc, $object, "poco:displayName", $contact["name"]);
1817 if (trim($contact["location"]) != "") {
1818 $element = $doc->createElement("poco:address");
1819 XML::addElement($doc, $element, "poco:formatted", $contact["location"]);
1820 $object->appendChild($element);
1827 * Adds a follow/unfollow entry element
1829 * @param DOMDocument $doc XML document
1830 * @param array $item Data of the follow/unfollow message
1831 * @param array $owner Contact data of the poster
1832 * @param bool $toplevel Is it for en entry element (false) or a feed entry (true)?
1834 * @return \DOMElement Entry element
1835 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
1836 * @throws \ImagickException
1838 private static function followEntry(DOMDocument $doc, array $item, array $owner, $toplevel)
1840 $item["id"] = $item['parent'] = 0;
1841 $item["created"] = $item["edited"] = date("c");
1842 $item["private"] = Item::PRIVATE;
1844 $contact = Probe::uri($item['follow']);
1845 $item['follow'] = $contact['url'];
1847 if ($contact['alias']) {
1848 $item['follow'] = $contact['alias'];
1850 $contact['alias'] = $contact['url'];
1853 $condition = ['uid' => $owner['uid'], 'nurl' => Strings::normaliseLink($contact["url"])];
1854 $user_contact = DBA::selectFirst('contact', ['id'], $condition);
1856 if (DBA::isResult($user_contact)) {
1857 $connect_id = $user_contact['id'];
1862 if ($item['verb'] == Activity::FOLLOW) {
1863 $message = DI::l10n()->t('%s is now following %s.');
1864 $title = DI::l10n()->t('following');
1865 $action = "subscription";
1867 $message = DI::l10n()->t('%s stopped following %s.');
1868 $title = DI::l10n()->t('stopped following');
1869 $action = "unfollow";
1872 $item["uri"] = $item['parent-uri'] = $item['thr-parent']
1873 = 'tag:' . DI::baseUrl()->getHostname().
1874 ','.date('Y-m-d').':'.$action.':'.$owner['uid'].
1875 ':person:'.$connect_id.':'.$item['created'];
1877 $item["body"] = sprintf($message, $owner["nick"], $contact["nick"]);
1879 $entry = self::entryHeader($doc, $owner, $item, $toplevel);
1881 self::entryContent($doc, $entry, $item, $owner, $title);
1883 $object = self::addPersonObject($doc, $owner, $contact);
1884 $entry->appendChild($object);
1886 self::entryFooter($doc, $entry, $item, $owner);
1892 * Adds a regular entry element
1894 * @param DOMDocument $doc XML document
1895 * @param array $item Data of the item that is to be posted
1896 * @param array $owner Contact data of the poster
1897 * @param bool $toplevel Is it for en entry element (false) or a feed entry (true)?
1898 * @param bool $feed_mode Behave like a regular feed for users if true
1900 * @return \DOMElement Entry element
1901 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
1902 * @throws \ImagickException
1904 private static function noteEntry(DOMDocument $doc, array $item, array $owner, $toplevel, $feed_mode)
1906 if (($item['gravity'] != GRAVITY_PARENT) && (Strings::normaliseLink($item["author-link"]) != Strings::normaliseLink($owner["url"]))) {
1907 Logger::log("OStatus entry is from author ".$owner["url"]." - not from ".$item["author-link"].". Quitting.", Logger::DEBUG);
1911 if (!empty($item['title'])) {
1912 $title = BBCode::convert($item['title'], false, BBCode::OSTATUS);
1914 $title = sprintf("New note by %s", $owner["nick"]);
1917 $title = sprintf("New comment by %s", $owner["nick"]);
1920 $entry = self::entryHeader($doc, $owner, $item, $toplevel);
1923 XML::addElement($doc, $entry, "activity:object-type", Activity\ObjectType::NOTE);
1926 self::entryContent($doc, $entry, $item, $owner, $title, '', true, $feed_mode);
1928 self::entryFooter($doc, $entry, $item, $owner, !$feed_mode, $feed_mode);
1934 * Adds a header element to the XML document
1936 * @param DOMDocument $doc XML document
1937 * @param array $owner Contact data of the poster
1938 * @param array $item
1939 * @param bool $toplevel Is it for en entry element (false) or a feed entry (true)?
1941 * @return \DOMElement The entry element where the elements are added
1942 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
1943 * @throws \ImagickException
1945 private static function entryHeader(DOMDocument $doc, array $owner, array $item, $toplevel)
1948 $entry = $doc->createElement("entry");
1950 if ($owner['account-type'] == User::ACCOUNT_TYPE_COMMUNITY) {
1951 $contact = self::contactEntry($item['author-link'], $owner);
1952 $author = self::addAuthor($doc, $contact, false);
1953 $entry->appendChild($author);
1956 $entry = $doc->createElementNS(ActivityNamespace::ATOM1, "entry");
1958 $entry->setAttribute("xmlns:thr", ActivityNamespace::THREAD);
1959 $entry->setAttribute("xmlns:georss", ActivityNamespace::GEORSS);
1960 $entry->setAttribute("xmlns:activity", ActivityNamespace::ACTIVITY);
1961 $entry->setAttribute("xmlns:media", ActivityNamespace::MEDIA);
1962 $entry->setAttribute("xmlns:poco", ActivityNamespace::POCO);
1963 $entry->setAttribute("xmlns:ostatus", ActivityNamespace::OSTATUS);
1964 $entry->setAttribute("xmlns:statusnet", ActivityNamespace::STATUSNET);
1965 $entry->setAttribute("xmlns:mastodon", ActivityNamespace::MASTODON);
1967 $author = self::addAuthor($doc, $owner);
1968 $entry->appendChild($author);
1975 * Adds elements to the XML document
1977 * @param DOMDocument $doc XML document
1978 * @param \DOMElement $entry Entry element where the content is added
1979 * @param array $item Data of the item that is to be posted
1980 * @param array $owner Contact data of the poster
1981 * @param string $title Title for the post
1982 * @param string $verb The activity verb
1983 * @param bool $complete Add the "status_net" element?
1984 * @param bool $feed_mode Behave like a regular feed for users if true
1986 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
1988 private static function entryContent(DOMDocument $doc, \DOMElement $entry, array $item, array $owner, $title, $verb = "", $complete = true, $feed_mode = false)
1991 $verb = self::constructVerb($item);
1994 XML::addElement($doc, $entry, "id", $item["uri"]);
1995 XML::addElement($doc, $entry, "title", html_entity_decode($title, ENT_QUOTES, 'UTF-8'));
1997 $body = self::formatPicturePost($item['body']);
1999 if (!empty($item['title']) && !$feed_mode) {
2000 $body = "[b]".$item['title']."[/b]\n\n".$body;
2003 $body = BBCode::convert($body, false, BBCode::OSTATUS);
2005 XML::addElement($doc, $entry, "content", $body, ["type" => "html"]);
2007 XML::addElement($doc, $entry, "link", "", ["rel" => "alternate", "type" => "text/html",
2008 "href" => DI::baseUrl()."/display/".$item["guid"]]
2011 if (!$feed_mode && $complete && ($item["id"] > 0)) {
2012 XML::addElement($doc, $entry, "status_net", "", ["notice_id" => $item["id"]]);
2016 XML::addElement($doc, $entry, "activity:verb", $verb);
2019 XML::addElement($doc, $entry, "published", DateTimeFormat::utc($item["created"]."+00:00", DateTimeFormat::ATOM));
2020 XML::addElement($doc, $entry, "updated", DateTimeFormat::utc($item["edited"]."+00:00", DateTimeFormat::ATOM));
2024 * Adds the elements at the foot of an entry to the XML document
2026 * @param DOMDocument $doc XML document
2027 * @param object $entry The entry element where the elements are added
2028 * @param array $item Data of the item that is to be posted
2029 * @param array $owner Contact data of the poster
2030 * @param bool $complete default true
2031 * @param bool $feed_mode Behave like a regular feed for users if true
2033 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
2035 private static function entryFooter(DOMDocument $doc, $entry, array $item, array $owner, $complete = true, $feed_mode = false)
2039 if ($item['gravity'] != GRAVITY_PARENT) {
2040 $parent = Item::selectFirst(['guid', 'author-link', 'owner-link'], ['id' => $item['parent']]);
2041 $parent_item = (($item['thr-parent']) ? $item['thr-parent'] : $item['parent-uri']);
2043 $thrparent = Item::selectFirst(['guid', 'author-link', 'owner-link', 'plink'], ['uid' => $owner["uid"], 'uri' => $parent_item]);
2045 if (DBA::isResult($thrparent)) {
2046 $mentioned[$thrparent["author-link"]] = $thrparent["author-link"];
2047 $mentioned[$thrparent["owner-link"]] = $thrparent["owner-link"];
2048 $parent_plink = $thrparent["plink"];
2050 $mentioned[$parent["author-link"]] = $parent["author-link"];
2051 $mentioned[$parent["owner-link"]] = $parent["owner-link"];
2052 $parent_plink = DI::baseUrl()."/display/".$parent["guid"];
2056 "ref" => $parent_item,
2057 "href" => $parent_plink];
2058 XML::addElement($doc, $entry, "thr:in-reply-to", "", $attributes);
2062 "href" => $parent_plink];
2063 XML::addElement($doc, $entry, "link", "", $attributes);
2066 if (!$feed_mode && (intval($item['parent']) > 0)) {
2067 $conversation_href = $conversation_uri = str_replace('/objects/', '/context/', $item['parent-uri']);
2069 if (isset($parent_item)) {
2070 $conversation = DBA::selectFirst('conversation', ['conversation-uri', 'conversation-href'], ['item-uri' => $parent_item]);
2071 if (DBA::isResult($conversation)) {
2072 if ($conversation['conversation-uri'] != '') {
2073 $conversation_uri = $conversation['conversation-uri'];
2075 if ($conversation['conversation-href'] != '') {
2076 $conversation_href = $conversation['conversation-href'];
2082 XML::addElement($doc, $entry, "link", "", ["rel" => "ostatus:conversation", "href" => $conversation_href]);
2085 "href" => $conversation_href,
2086 "local_id" => $item['parent'],
2087 "ref" => $conversation_uri];
2089 XML::addElement($doc, $entry, "ostatus:conversation", $conversation_uri, $attributes);
2093 // uri-id isn't present for follow entry pseudo-items
2094 $tags = Tag::getByURIId($item['uri-id'] ?? 0);
2095 foreach ($tags as $tag) {
2096 $mentioned[$tag['url']] = $tag['url'];
2100 // Make sure that mentions are accepted (GNU Social has problems with mixing HTTP and HTTPS)
2102 foreach ($mentioned as $mention) {
2103 $newmentions[str_replace("http://", "https://", $mention)] = str_replace("http://", "https://", $mention);
2104 $newmentions[str_replace("https://", "http://", $mention)] = str_replace("https://", "http://", $mention);
2106 $mentioned = $newmentions;
2108 foreach ($mentioned as $mention) {
2109 $contact = Contact::getByURL($mention, ['contact-type']);
2110 if (!empty($contact) && ($contact['contact-type'] == Contact::TYPE_COMMUNITY)) {
2111 XML::addElement($doc, $entry, "link", "",
2113 "rel" => "mentioned",
2114 "ostatus:object-type" => Activity\ObjectType::GROUP,
2118 XML::addElement($doc, $entry, "link", "",
2120 "rel" => "mentioned",
2121 "ostatus:object-type" => Activity\ObjectType::PERSON,
2127 if ($owner['account-type'] == User::ACCOUNT_TYPE_COMMUNITY) {
2128 XML::addElement($doc, $entry, "link", "", [
2129 "rel" => "mentioned",
2130 "ostatus:object-type" => "http://activitystrea.ms/schema/1.0/group",
2131 "href" => $owner['url']
2135 if ($item['private'] != Item::PRIVATE) {
2136 XML::addElement($doc, $entry, "link", "", ["rel" => "ostatus:attention",
2137 "href" => "http://activityschema.org/collection/public"]);
2138 XML::addElement($doc, $entry, "link", "", ["rel" => "mentioned",
2139 "ostatus:object-type" => "http://activitystrea.ms/schema/1.0/collection",
2140 "href" => "http://activityschema.org/collection/public"]);
2141 XML::addElement($doc, $entry, "mastodon:scope", "public");
2145 foreach ($tags as $tag) {
2146 if ($tag['type'] == Tag::HASHTAG) {
2147 XML::addElement($doc, $entry, "category", "", ["term" => $tag['name']]);
2151 self::getAttachment($doc, $entry, $item);
2153 if (!$feed_mode && $complete && ($item["id"] > 0)) {
2154 $app = $item["app"];
2159 $attributes = ["local_id" => $item["id"], "source" => $app];
2161 if (isset($parent["id"])) {
2162 $attributes["repeat_of"] = $parent["id"];
2165 if ($item["coord"] != "") {
2166 XML::addElement($doc, $entry, "georss:point", $item["coord"]);
2169 XML::addElement($doc, $entry, "statusnet:notice_info", "", $attributes);
2174 * Creates the XML feed for a given nickname
2176 * Supported filters:
2177 * - activity (default): all the public posts
2178 * - posts: all the public top-level posts
2179 * - comments: all the public replies
2181 * Updates the provided last_update parameter if the result comes from the
2182 * cache or it is empty
2184 * @param string $owner_nick Nickname of the feed owner
2185 * @param string $last_update Date of the last update
2186 * @param integer $max_items Number of maximum items to fetch
2187 * @param string $filter Feed items filter (activity, posts or comments)
2188 * @param boolean $nocache Wether to bypass caching
2189 * @param boolean $feed_mode Behave like a regular feed for users if true
2191 * @return string XML feed
2192 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
2193 * @throws \ImagickException
2195 public static function feed($owner_nick, &$last_update, $max_items = 300, $filter = 'activity', $nocache = false, $feed_mode = false)
2197 $stamp = microtime(true);
2199 $owner = User::getOwnerDataByNick($owner_nick);
2204 $cachekey = "ostatus:feed:" . $owner_nick . ":" . $filter . ":" . $last_update;
2206 $previous_created = $last_update;
2208 // Don't cache when the last item was posted less then 15 minutes ago (Cache duration)
2209 if ((time() - strtotime($owner['last-item'])) < 15*60) {
2210 $result = DI::cache()->get($cachekey);
2211 if (!$nocache && !is_null($result)) {
2212 Logger::log('Feed duration: ' . number_format(microtime(true) - $stamp, 3) . ' - ' . $owner_nick . ' - ' . $filter . ' - ' . $previous_created . ' (cached)', Logger::DEBUG);
2213 $last_update = $result['last_update'];
2214 return $result['feed'];
2218 if (!strlen($last_update)) {
2219 $last_update = 'now -30 days';
2222 $check_date = $feed_mode ? '' : DateTimeFormat::utc($last_update);
2223 $authorid = Contact::getIdForURL($owner["url"], 0, true);
2225 $condition = ["`uid` = ? AND `received` > ? AND NOT `deleted`
2226 AND `private` != ? AND `visible` AND `wall` AND `parent-network` IN (?, ?)",
2227 $owner["uid"], $check_date, Item::PRIVATE, Protocol::OSTATUS, Protocol::DFRN];
2229 if ($filter === 'comments') {
2230 $condition[0] .= " AND `object-type` = ? ";
2231 $condition[] = Activity\ObjectType::COMMENT;
2234 if ($owner['account-type'] != User::ACCOUNT_TYPE_COMMUNITY) {
2235 $condition[0] .= " AND `contact-id` = ? AND `author-id` = ?";
2236 $condition[] = $owner["id"];
2237 $condition[] = $authorid;
2240 $params = ['order' => ['received' => true], 'limit' => $max_items];
2242 if ($filter === 'posts') {
2243 $ret = Item::selectThread([], $condition, $params);
2245 $ret = Item::select([], $condition, $params);
2248 $items = Item::inArray($ret);
2250 $doc = new DOMDocument('1.0', 'utf-8');
2251 $doc->formatOutput = true;
2253 $root = self::addHeader($doc, $owner, $filter, $feed_mode);
2255 foreach ($items as $item) {
2256 if (DI::config()->get('system', 'ostatus_debug')) {
2257 $item['body'] .= '🍼';
2260 if (in_array($item["verb"], [Activity::FOLLOW, Activity::O_UNFOLLOW, Activity::LIKE])) {
2264 $entry = self::entry($doc, $item, $owner, false, $feed_mode);
2265 $root->appendChild($entry);
2267 if ($last_update < $item['created']) {
2268 $last_update = $item['created'];
2272 $feeddata = trim($doc->saveXML());
2274 $msg = ['feed' => $feeddata, 'last_update' => $last_update];
2275 DI::cache()->set($cachekey, $msg, Duration::QUARTER_HOUR);
2277 Logger::log('Feed duration: ' . number_format(microtime(true) - $stamp, 3) . ' - ' . $owner_nick . ' - ' . $filter . ' - ' . $previous_created, Logger::DEBUG);
2283 * Creates the XML for a salmon message
2285 * @param array $item Data of the item that is to be posted
2286 * @param array $owner Contact data of the poster
2288 * @return string XML for the salmon
2289 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
2290 * @throws \ImagickException
2292 public static function salmon(array $item, array $owner)
2294 $doc = new DOMDocument('1.0', 'utf-8');
2295 $doc->formatOutput = true;
2297 if (DI::config()->get('system', 'ostatus_debug')) {
2298 $item['body'] .= '🐟';
2301 $entry = self::entry($doc, $item, $owner, true);
2303 $doc->appendChild($entry);
2305 return trim($doc->saveXML());
2309 * Checks if the given contact url does support OStatus
2311 * @param string $url profile url
2312 * @param boolean $update Update the profile
2314 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
2315 * @throws \ImagickException
2317 public static function isSupportedByContactUrl($url, $update = false)
2319 $probe = Probe::uri($url, Protocol::OSTATUS, 0, !$update);
2320 return $probe['network'] == Protocol::OSTATUS;