query("atom:author/atom:link[@rel='alternate']", $context)->item(0); if (is_object($alternate_item)) { foreach ($alternate_item->attributes as $attributes) { if (($attributes->name == "href") && ($attributes->textContent != "")) { $author["author-link"] = $attributes->textContent; } } } $author["author-id"] = Contact::getIdForURL($author["author-link"]); $author["contact-id"] = $contact["id"]; $contact = null; /* This here would be better, but we would get problems with contacts from the statusnet addon This is kept here as a reminder for the future $cid = Contact::getIdForURL($author["author-link"], $importer["uid"]); if ($cid) { $contact = DBA::selectFirst('contact', [], ['id' => $cid]); } */ if ($aliaslink != '') { $condition = ["`uid` = ? AND `alias` = ? AND `network` != ? AND `rel` IN (?, ?)", $importer["uid"], $aliaslink, Protocol::STATUSNET, Contact::SHARING, Contact::FRIEND]; $contact = DBA::selectFirst('contact', [], $condition); } if (!DBA::isResult($contact) && $author["author-link"] != '') { if ($aliaslink == "") { $aliaslink = $author["author-link"]; } $condition = ["`uid` = ? AND `nurl` IN (?, ?) AND `network` != ? AND `rel` IN (?, ?)", $importer["uid"], normalise_link($author["author-link"]), normalise_link($aliaslink), Protocol::STATUSNET, Contact::SHARING, Contact::FRIEND]; $contact = DBA::selectFirst('contact', [], $condition); } if (!DBA::isResult($contact) && ($addr != '')) { $condition = ["`uid` = ? AND `addr` = ? AND `network` != ? AND `rel` IN (?, ?)", $importer["uid"], $addr, Protocol::STATUSNET, Contact::SHARING, Contact::FRIEND]; $contact = DBA::selectFirst('contact', [], $condition); } if (DBA::isResult($contact)) { if ($contact['blocked']) { $contact['id'] = -1; } $author["contact-id"] = $contact["id"]; } $avatarlist = []; $avatars = $xpath->query("atom:author/atom:link[@rel='avatar']", $context); foreach ($avatars as $avatar) { $href = ""; $width = 0; foreach ($avatar->attributes as $attributes) { if ($attributes->name == "href") { $href = $attributes->textContent; } if ($attributes->name == "width") { $width = $attributes->textContent; } } if ($href != "") { $avatarlist[$width] = $href; } } if (count($avatarlist) > 0) { krsort($avatarlist); $author["author-avatar"] = Probe::fixAvatar(current($avatarlist), $author["author-link"]); } $displayname = XML::getFirstNodeValue($xpath, 'atom:author/poco:displayName/text()', $context); if ($displayname != "") { $author["author-name"] = $displayname; } $author["owner-id"] = $author["author-id"]; // Only update the contacts if it is an OStatus contact if (DBA::isResult($contact) && ($contact['id'] > 0) && !$onlyfetch && ($contact["network"] == Protocol::OSTATUS)) { // Update contact data $current = $contact; unset($current['name-date']); // This query doesn't seem to work // $value = $xpath->query("atom:link[@rel='salmon']", $context)->item(0)->nodeValue; // if ($value != "") // $contact["notify"] = $value; // This query doesn't seem to work as well - I hate these queries // $value = $xpath->query("atom:link[@rel='self' and @type='application/atom+xml']", $context)->item(0)->nodeValue; // if ($value != "") // $contact["poll"] = $value; $contact['url'] = $author["author-link"]; $contact['nurl'] = normalise_link($contact['url']); $value = XML::getFirstNodeValue($xpath, 'atom:author/atom:uri/text()', $context); if ($value != "") { $contact["alias"] = $value; } $value = XML::getFirstNodeValue($xpath, 'atom:author/poco:displayName/text()', $context); if ($value != "") { $contact["name"] = $value; } $value = XML::getFirstNodeValue($xpath, 'atom:author/poco:preferredUsername/text()', $context); if ($value != "") { $contact["nick"] = $value; } $value = XML::getFirstNodeValue($xpath, 'atom:author/poco:note/text()', $context); if ($value != "") { $contact["about"] = HTML::toBBCode($value); } $value = XML::getFirstNodeValue($xpath, 'atom:author/poco:address/poco:formatted/text()', $context); if ($value != "") { $contact["location"] = $value; } $contact['name-date'] = DateTimeFormat::utcNow(); DBA::update('contact', $contact, ['id' => $contact["id"]], $current); if (!empty($author["author-avatar"]) && ($author["author-avatar"] != $current['avatar'])) { Logger::log("Update profile picture for contact ".$contact["id"], LOGGER_DEBUG); Contact::updateAvatar($author["author-avatar"], $importer["uid"], $contact["id"]); } // Ensure that we are having this contact (with uid=0) $cid = Contact::getIdForURL($aliaslink, 0, true); if ($cid) { $fields = ['url', 'nurl', 'name', 'nick', 'alias', 'about', 'location']; $old_contact = DBA::selectFirst('contact', $fields, ['id' => $cid]); // Update it with the current values $fields = ['url' => $author["author-link"], 'name' => $contact["name"], 'nurl' => normalise_link($author["author-link"]), 'nick' => $contact["nick"], 'alias' => $contact["alias"], 'about' => $contact["about"], 'location' => $contact["location"], 'success_update' => DateTimeFormat::utcNow(), 'last-update' => DateTimeFormat::utcNow()]; DBA::update('contact', $fields, ['id' => $cid], $old_contact); // Update the avatar if (!empty($author["author-avatar"])) { Contact::updateAvatar($author["author-avatar"], 0, $cid); } } $contact["generation"] = 2; $contact["hide"] = false; // OStatus contacts are never hidden if (!empty($author["author-avatar"])) { $contact["photo"] = $author["author-avatar"]; } $gcid = GContact::update($contact); GContact::link($gcid, $contact["uid"], $contact["id"]); } elseif ($contact["network"] != Protocol::DFRN) { $contact = null; } return $author; } /** * @brief Fetches author data from a given XML string * * @param string $xml The XML * @param array $importer user record of the importing user * * @return array Array of author related entries for the item */ public static function salmonAuthor($xml, array $importer) { if ($xml == "") { return; } $doc = new DOMDocument(); @$doc->loadXML($xml); $xpath = new DOMXPath($doc); $xpath->registerNamespace('atom', NAMESPACE_ATOM1); $xpath->registerNamespace('thr', NAMESPACE_THREAD); $xpath->registerNamespace('georss', NAMESPACE_GEORSS); $xpath->registerNamespace('activity', NAMESPACE_ACTIVITY); $xpath->registerNamespace('media', NAMESPACE_MEDIA); $xpath->registerNamespace('poco', NAMESPACE_POCO); $xpath->registerNamespace('ostatus', NAMESPACE_OSTATUS); $xpath->registerNamespace('statusnet', NAMESPACE_STATUSNET); $contact = ["id" => 0]; // Fetch the first author $authordata = $xpath->query('//author')->item(0); $author = self::fetchAuthor($xpath, $authordata, $importer, $contact, true); return $author; } /** * @brief Read attributes from element * * @param object $element Element object * * @return array attributes */ private static function readAttributes($element) { $attribute = []; foreach ($element->attributes as $attributes) { $attribute[$attributes->name] = $attributes->textContent; } return $attribute; } /** * @brief Imports an XML string containing OStatus elements * * @param string $xml The XML * @param array $importer user record of the importing user * @param array $contact contact * @param string $hub Called by reference, returns the fetched hub data * @return void */ public static function import($xml, array $importer, array &$contact = null, &$hub) { self::process($xml, $importer, $contact, $hub); } /** * @brief Internal feed processing * * @param string $xml The XML * @param array $importer user record of the importing user * @param array $contact contact * @param string $hub Called by reference, returns the fetched hub data * @param boolean $stored Is the post fresh imported or from the database? * @param boolean $initialize Is it the leading post so that data has to be initialized? * * @return boolean Could the XML be processed? */ private static function process($xml, array $importer, array &$contact = null, &$hub, $stored = false, $initialize = true) { if ($initialize) { self::$itemlist = []; self::$conv_list = []; } Logger::log('Import OStatus message for user ' . $importer['uid'], LOGGER_DEBUG); if ($xml == "") { return false; } $doc = new DOMDocument(); @$doc->loadXML($xml); $xpath = new DOMXPath($doc); $xpath->registerNamespace('atom', NAMESPACE_ATOM1); $xpath->registerNamespace('thr', NAMESPACE_THREAD); $xpath->registerNamespace('georss', NAMESPACE_GEORSS); $xpath->registerNamespace('activity', NAMESPACE_ACTIVITY); $xpath->registerNamespace('media', NAMESPACE_MEDIA); $xpath->registerNamespace('poco', NAMESPACE_POCO); $xpath->registerNamespace('ostatus', NAMESPACE_OSTATUS); $xpath->registerNamespace('statusnet', NAMESPACE_STATUSNET); $hub = ""; $hub_items = $xpath->query("/atom:feed/atom:link[@rel='hub']")->item(0); if (is_object($hub_items)) { $hub_attributes = $hub_items->attributes; if (is_object($hub_attributes)) { foreach ($hub_attributes as $hub_attribute) { if ($hub_attribute->name == "href") { $hub = $hub_attribute->textContent; Logger::log("Found hub ".$hub, LOGGER_DEBUG); } } } } $header = []; $header["uid"] = $importer["uid"]; $header["network"] = Protocol::OSTATUS; $header["wall"] = 0; $header["origin"] = 0; $header["gravity"] = GRAVITY_COMMENT; if (!is_object($doc->firstChild) || empty($doc->firstChild->tagName)) { return false; } $first_child = $doc->firstChild->tagName; if ($first_child == "feed") { $entries = $xpath->query('/atom:feed/atom:entry'); } else { $entries = $xpath->query('/atom:entry'); } if ($entries->length == 1) { // We reformat the XML to make it better readable $doc2 = new DOMDocument(); $doc2->loadXML($xml); $doc2->preserveWhiteSpace = false; $doc2->formatOutput = true; $xml2 = $doc2->saveXML(); $header["protocol"] = Conversation::PARCEL_SALMON; $header["source"] = $xml2; } elseif (!$initialize) { return false; } // Fetch the first author $authordata = $xpath->query('//author')->item(0); $author = self::fetchAuthor($xpath, $authordata, $importer, $contact, $stored); $entry = $xpath->query('/atom:entry'); // Reverse the order of the entries $entrylist = []; foreach ($entries as $entry) { $entrylist[] = $entry; } foreach (array_reverse($entrylist) as $entry) { // fetch the author $authorelement = $xpath->query('/atom:entry/atom:author', $entry); if ($authorelement->length == 0) { $authorelement = $xpath->query('atom:author', $entry); } if ($authorelement->length > 0) { $author = self::fetchAuthor($xpath, $entry, $importer, $contact, $stored); } $value = XML::getFirstNodeValue($xpath, 'atom:author/poco:preferredUsername/text()', $entry); if ($value != "") { $nickname = $value; } else { $nickname = $author["author-name"]; } $item = array_merge($header, $author); $item["uri"] = XML::getFirstNodeValue($xpath, 'atom:id/text()', $entry); $item["verb"] = XML::getFirstNodeValue($xpath, 'activity:verb/text()', $entry); // Delete a message if (in_array($item["verb"], ['qvitter-delete-notice', ACTIVITY_DELETE, 'delete'])) { self::deleteNotice($item); continue; } if (in_array($item["verb"], [NAMESPACE_OSTATUS."/unfavorite", ACTIVITY_UNFAVORITE])) { // Ignore "Unfavorite" message Logger::log("Ignore unfavorite message ".print_r($item, true), LOGGER_DEBUG); continue; } // Deletions come with the same uri, so we check for duplicates after processing deletions if (Item::exists(['uid' => $importer["uid"], 'uri' => $item["uri"]])) { Logger::log('Post with URI '.$item["uri"].' already existed for user '.$importer["uid"].'.', LOGGER_DEBUG); continue; } else { Logger::log('Processing post with URI '.$item["uri"].' for user '.$importer["uid"].'.', LOGGER_DEBUG); } if ($item["verb"] == ACTIVITY_JOIN) { // ignore "Join" messages Logger::log("Ignore join message ".print_r($item, true), LOGGER_DEBUG); continue; } if ($item["verb"] == "http://mastodon.social/schema/1.0/block") { // ignore mastodon "block" messages Logger::log("Ignore block message ".print_r($item, true), LOGGER_DEBUG); continue; } if ($item["verb"] == ACTIVITY_FOLLOW) { Contact::addRelationship($importer, $contact, $item, $nickname); continue; } if ($item["verb"] == NAMESPACE_OSTATUS."/unfollow") { $dummy = null; Contact::removeFollower($importer, $contact, $item, $dummy); continue; } if ($item["verb"] == ACTIVITY_FAVORITE) { $orig_uri = $xpath->query("activity:object/atom:id", $entry)->item(0)->nodeValue; Logger::log("Favorite ".$orig_uri." ".print_r($item, true)); $item["verb"] = ACTIVITY_LIKE; $item["parent-uri"] = $orig_uri; $item["gravity"] = GRAVITY_ACTIVITY; $item["object-type"] = ACTIVITY_OBJ_NOTE; } // http://activitystrea.ms/schema/1.0/rsvp-yes if (!in_array($item["verb"], [ACTIVITY_POST, ACTIVITY_LIKE, ACTIVITY_SHARE])) { Logger::log("Unhandled verb ".$item["verb"]." ".print_r($item, true), LOGGER_DEBUG); } self::processPost($xpath, $entry, $item, $importer); if ($initialize && (count(self::$itemlist) > 0)) { if (self::$itemlist[0]['uri'] == self::$itemlist[0]['parent-uri']) { // We will import it everytime, when it is started by our contacts $valid = !empty(self::$itemlist[0]['contact-id']); if (!$valid) { // If not, then it depends on this setting $valid = !Config::get('system', 'ostatus_full_threads'); if ($valid) { Logger::log("Item with uri ".self::$itemlist[0]['uri']." will be imported due to the system settings.", LOGGER_DEBUG); } } else { Logger::log("Item with uri ".self::$itemlist[0]['uri']." belongs to a contact (".self::$itemlist[0]['contact-id']."). It will be imported.", LOGGER_DEBUG); } if ($valid) { // Never post a thread when the only interaction by our contact was a like $valid = false; $verbs = [ACTIVITY_POST, ACTIVITY_SHARE]; foreach (self::$itemlist as $item) { if (!empty($item['contact-id']) && in_array($item['verb'], $verbs)) { $valid = true; } } if ($valid) { Logger::log("Item with uri ".self::$itemlist[0]['uri']." will be imported since the thread contains posts or shares.", LOGGER_DEBUG); } } } else { // But we will only import complete threads $valid = Item::exists(['uid' => $importer["uid"], 'uri' => self::$itemlist[0]['parent-uri']]); if ($valid) { Logger::log("Item with uri ".self::$itemlist[0]["uri"]." belongs to parent ".self::$itemlist[0]['parent-uri']." of user ".$importer["uid"].". It will be imported.", LOGGER_DEBUG); } } if ($valid) { $default_contact = 0; $key = count(self::$itemlist); for ($key = count(self::$itemlist) - 1; $key >= 0; $key--) { if (empty(self::$itemlist[$key]['contact-id'])) { self::$itemlist[$key]['contact-id'] = $default_contact; } else { $default_contact = $item['contact-id']; } } foreach (self::$itemlist as $item) { $found = Item::exists(['uid' => $importer["uid"], 'uri' => $item["uri"]]); if ($found) { Logger::log("Item with uri ".$item["uri"]." for user ".$importer["uid"]." already exists.", LOGGER_DEBUG); } elseif ($item['contact-id'] < 0) { Logger::log("Item with uri ".$item["uri"]." is from a blocked contact.", LOGGER_DEBUG); } else { // We are having duplicated entries. Hopefully this solves it. if (Lock::acquire('ostatus_process_item_insert')) { $ret = Item::insert($item); Lock::release('ostatus_process_item_insert'); Logger::log("Item with uri ".$item["uri"]." for user ".$importer["uid"].' stored. Return value: '.$ret); } else { $ret = Item::insert($item); Logger::log("We couldn't lock - but tried to store the item anyway. Return value is ".$ret); } } } } self::$itemlist = []; } Logger::log('Processing done for post with URI '.$item["uri"].' for user '.$importer["uid"].'.', LOGGER_DEBUG); } return true; } /** * Removes notice item from database * @param array $item item * @return void */ private static function deleteNotice(array $item) { $condition = ['uid' => $item['uid'], 'author-id' => $item['author-id'], 'uri' => $item['uri']]; if (!Item::exists($condition)) { Logger::log('Item from '.$item['author-link'].' with uri '.$item['uri'].' for user '.$item['uid']." wasn't found. We don't delete it."); return; } Item::delete($condition); Logger::log('Deleted item with uri '.$item['uri'].' for user '.$item['uid']); } /** * @brief Processes the XML for a post * * @param object $xpath The xpath object * @param object $entry The xml entry that is processed * @param array $item The item array * @param array $importer user record of the importing user * @return void */ private static function processPost(DOMXPath $xpath, $entry, array &$item, array $importer) { $item["body"] = HTML::toBBCode(XML::getFirstNodeValue($xpath, 'atom:content/text()', $entry)); $item["object-type"] = XML::getFirstNodeValue($xpath, 'activity:object-type/text()', $entry); if (($item["object-type"] == ACTIVITY_OBJ_BOOKMARK) || ($item["object-type"] == ACTIVITY_OBJ_EVENT)) { $item["title"] = XML::getFirstNodeValue($xpath, 'atom:title/text()', $entry); $item["body"] = XML::getFirstNodeValue($xpath, 'atom:summary/text()', $entry); } elseif ($item["object-type"] == ACTIVITY_OBJ_QUESTION) { $item["title"] = XML::getFirstNodeValue($xpath, 'atom:title/text()', $entry); } $item["created"] = XML::getFirstNodeValue($xpath, 'atom:published/text()', $entry); $item["edited"] = XML::getFirstNodeValue($xpath, 'atom:updated/text()', $entry); $item['conversation-uri'] = XML::getFirstNodeValue($xpath, 'ostatus:conversation/text()', $entry); $conv = $xpath->query('ostatus:conversation', $entry); if (is_object($conv->item(0))) { foreach ($conv->item(0)->attributes as $attributes) { if ($attributes->name == "ref") { $item['conversation-uri'] = $attributes->textContent; } if ($attributes->name == "href") { $item['conversation-href'] = $attributes->textContent; } } } $related = ""; $inreplyto = $xpath->query('thr:in-reply-to', $entry); if (is_object($inreplyto->item(0))) { foreach ($inreplyto->item(0)->attributes as $attributes) { if ($attributes->name == "ref") { $item["parent-uri"] = $attributes->textContent; } if ($attributes->name == "href") { $related = $attributes->textContent; } } } $georsspoint = $xpath->query('georss:point', $entry); if (!empty($georsspoint) && ($georsspoint->length > 0)) { $item["coord"] = $georsspoint->item(0)->nodeValue; } $categories = $xpath->query('atom:category', $entry); if ($categories) { foreach ($categories as $category) { foreach ($category->attributes as $attributes) { if ($attributes->name == "term") { $term = $attributes->textContent; if (!empty($item["tag"])) { $item["tag"] .= ','; } else { $item["tag"] = ''; } $item["tag"] .= "#[url=".System::baseUrl()."/search?tag=".$term."]".$term."[/url]"; } } } } $self = ''; $add_body = ''; $links = $xpath->query('atom:link', $entry); if ($links) { $link_data = self::processLinks($links, $item); $self = $link_data['self']; $add_body = $link_data['add_body']; } $repeat_of = ""; $notice_info = $xpath->query('statusnet:notice_info', $entry); if ($notice_info && ($notice_info->length > 0)) { foreach ($notice_info->item(0)->attributes as $attributes) { if ($attributes->name == "source") { $item["app"] = strip_tags($attributes->textContent); } if ($attributes->name == "repeat_of") { $repeat_of = $attributes->textContent; } } } // Is it a repeated post? if (($repeat_of != "") || ($item["verb"] == ACTIVITY_SHARE)) { $link_data = self::processRepeatedItem($xpath, $entry, $item, $importer); if (!empty($link_data['add_body'])) { $add_body .= $link_data['add_body']; } } $item["body"] .= $add_body; // Only add additional data when there is no picture in the post if (!strstr($item["body"], '[/img]')) { $item["body"] = add_page_info_to_body($item["body"]); } // Mastodon Content Warning if (($item["verb"] == ACTIVITY_POST) && $xpath->evaluate('boolean(atom:summary)', $entry)) { $clear_text = XML::getFirstNodeValue($xpath, 'atom:summary/text()', $entry); if (!empty($clear_text)) { $item['content-warning'] = HTML::toBBCode($clear_text); } } if (($self != '') && empty($item['protocol'])) { self::fetchSelf($self, $item); } if (!empty($item["conversation-href"])) { self::fetchConversation($item['conversation-href'], $item['conversation-uri']); } if (isset($item["parent-uri"])) { if (!Item::exists(['uid' => $importer["uid"], 'uri' => $item['parent-uri']])) { if ($related != '') { self::fetchRelated($related, $item["parent-uri"], $importer); } } else { Logger::log('Reply with URI '.$item["uri"].' already existed for user '.$importer["uid"].'.', LOGGER_DEBUG); } } else { $item["parent-uri"] = $item["uri"]; $item["gravity"] = GRAVITY_PARENT; } if (($item['author-link'] != '') && !empty($item['protocol'])) { $item = Conversation::insert($item); } self::$itemlist[] = $item; } /** * @brief Fetch the conversation for posts * * @param string $conversation The link to the conversation * @param string $conversation_uri The conversation in "uri" format * @return void */ private static function fetchConversation($conversation, $conversation_uri) { // Ensure that we only store a conversation once in a process if (isset(self::$conv_list[$conversation])) { return; } self::$conv_list[$conversation] = true; $curlResult = Network::curl($conversation, false, $redirects, ['accept_content' => 'application/atom+xml, text/html']); if (!$curlResult->isSuccess()) { return; } $xml = ''; if (stristr($curlResult->getHeader(), 'Content-Type: application/atom+xml')) { $xml = $curlResult->getBody(); } if ($xml == '') { $doc = new DOMDocument(); if (!@$doc->loadHTML($curlResult->getBody())) { return; } $xpath = new DOMXPath($doc); $links = $xpath->query('//link'); if ($links) { $file = ''; foreach ($links as $link) { $attribute = self::readAttributes($link); if (($attribute['rel'] == 'alternate') && ($attribute['type'] == 'application/atom+xml')) { $file = $attribute['href']; } } if ($file != '') { $conversation_atom = Network::curl($attribute['href']); if ($conversation_atom->isSuccess()) { $xml = $conversation_atom->getBody(); } } } } if ($xml == '') { return; } self::storeConversation($xml, $conversation, $conversation_uri); } /** * @brief Store a feed in several conversation entries * * @param string $xml The feed * @param string $conversation conversation * @param string $conversation_uri conversation uri * @return void */ private static function storeConversation($xml, $conversation = '', $conversation_uri = '') { $doc = new DOMDocument(); @$doc->loadXML($xml); $xpath = new DOMXPath($doc); $xpath->registerNamespace('atom', NAMESPACE_ATOM1); $xpath->registerNamespace('thr', NAMESPACE_THREAD); $xpath->registerNamespace('ostatus', NAMESPACE_OSTATUS); $entries = $xpath->query('/atom:feed/atom:entry'); // Now store the entries foreach ($entries as $entry) { $doc2 = new DOMDocument(); $doc2->preserveWhiteSpace = false; $doc2->formatOutput = true; $conv_data = []; $conv_data['protocol'] = Conversation::PARCEL_SPLIT_CONVERSATION; $conv_data['network'] = Protocol::OSTATUS; $conv_data['uri'] = XML::getFirstNodeValue($xpath, 'atom:id/text()', $entry); $inreplyto = $xpath->query('thr:in-reply-to', $entry); if (is_object($inreplyto->item(0))) { foreach ($inreplyto->item(0)->attributes as $attributes) { if ($attributes->name == "ref") { $conv_data['reply-to-uri'] = $attributes->textContent; } } } $conv_data['conversation-uri'] = XML::getFirstNodeValue($xpath, 'ostatus:conversation/text()', $entry); $conv = $xpath->query('ostatus:conversation', $entry); if (is_object($conv->item(0))) { foreach ($conv->item(0)->attributes as $attributes) { if ($attributes->name == "ref") { $conv_data['conversation-uri'] = $attributes->textContent; } if ($attributes->name == "href") { $conv_data['conversation-href'] = $attributes->textContent; } } } if ($conversation != '') { $conv_data['conversation-uri'] = $conversation; } if ($conversation_uri != '') { $conv_data['conversation-uri'] = $conversation_uri; } $entry = $doc2->importNode($entry, true); $doc2->appendChild($entry); $conv_data['source'] = $doc2->saveXML(); $condition = ['item-uri' => $conv_data['uri'],'protocol' => Conversation::PARCEL_FEED]; if (DBA::exists('conversation', $condition)) { Logger::log('Delete deprecated entry for URI '.$conv_data['uri'], LOGGER_DEBUG); DBA::delete('conversation', ['item-uri' => $conv_data['uri']]); } Logger::log('Store conversation data for uri '.$conv_data['uri'], LOGGER_DEBUG); Conversation::insert($conv_data); } } /** * @brief Fetch the own post so that it can be stored later * * We want to store the original data for later processing. * This function is meant for cases where we process a feed with multiple entries. * In that case we need to fetch the single posts here. * * @param string $self The link to the self item * @param array $item The item array * @return void */ private static function fetchSelf($self, array &$item) { $condition = ['`item-uri` = ? AND `protocol` IN (?, ?)', $self, Conversation::PARCEL_DFRN, Conversation::PARCEL_SALMON]; if (DBA::exists('conversation', $condition)) { Logger::log('Conversation '.$item['uri'].' is already stored.', LOGGER_DEBUG); return; } $curlResult = Network::curl($self); if (!$curlResult->isSuccess()) { return; } // We reformat the XML to make it better readable $doc = new DOMDocument(); $doc->loadXML($curlResult->getBody()); $doc->preserveWhiteSpace = false; $doc->formatOutput = true; $xml = $doc->saveXML(); $item["protocol"] = Conversation::PARCEL_SALMON; $item["source"] = $xml; Logger::log('Conversation '.$item['uri'].' is now fetched.', LOGGER_DEBUG); } /** * @brief Fetch related posts and processes them * * @param string $related The link to the related item * @param string $related_uri The related item in "uri" format * @param array $importer user record of the importing user * @return void */ private static function fetchRelated($related, $related_uri, $importer) { $condition = ['`item-uri` = ? AND `protocol` IN (?, ?)', $related_uri, Conversation::PARCEL_DFRN, Conversation::PARCEL_SALMON]; $conversation = DBA::selectFirst('conversation', ['source', 'protocol'], $condition); if (DBA::isResult($conversation)) { $stored = true; $xml = $conversation['source']; if (self::process($xml, $importer, $contact, $hub, $stored, false)) { Logger::log('Got valid cached XML for URI '.$related_uri, LOGGER_DEBUG); return; } if ($conversation['protocol'] == Conversation::PARCEL_SALMON) { Logger::log('Delete invalid cached XML for URI '.$related_uri, LOGGER_DEBUG); DBA::delete('conversation', ['item-uri' => $related_uri]); } } $stored = false; $curlResult = Network::curl($related, false, $redirects, ['accept_content' => 'application/atom+xml, text/html']); if (!$curlResult->isSuccess()) { return; } $xml = ''; if (stristr($curlResult->getHeader(), 'Content-Type: application/atom+xml')) { Logger::log('Directly fetched XML for URI ' . $related_uri, LOGGER_DEBUG); $xml = $curlResult->getBody(); } if ($xml == '') { $doc = new DOMDocument(); if (!@$doc->loadHTML($curlResult->getBody())) { return; } $xpath = new DOMXPath($doc); $atom_file = ''; $links = $xpath->query('//link'); if ($links) { foreach ($links as $link) { $attribute = self::readAttributes($link); if (($attribute['rel'] == 'alternate') && ($attribute['type'] == 'application/atom+xml')) { $atom_file = $attribute['href']; } } if ($atom_file != '') { $curlResult = Network::curl($atom_file); if ($curlResult->isSuccess()) { Logger::log('Fetched XML for URI ' . $related_uri, LOGGER_DEBUG); $xml = $curlResult->getBody(); } } } } // Workaround for older GNU Social servers if (($xml == '') && strstr($related, '/notice/')) { $curlResult = Network::curl(str_replace('/notice/', '/api/statuses/show/', $related).'.atom'); if ($curlResult->isSuccess()) { Logger::log('GNU Social workaround to fetch XML for URI ' . $related_uri, LOGGER_DEBUG); $xml = $curlResult->getBody(); } } // Even more worse workaround for GNU Social ;-) if ($xml == '') { $related_guess = OStatus::convertHref($related_uri); $curlResult = Network::curl(str_replace('/notice/', '/api/statuses/show/', $related_guess).'.atom'); if ($curlResult->isSuccess()) { Logger::log('GNU Social workaround 2 to fetch XML for URI ' . $related_uri, LOGGER_DEBUG); $xml = $curlResult->getBody(); } } // Finally we take the data that we fetched from "ostatus:conversation" if ($xml == '') { $condition = ['item-uri' => $related_uri, 'protocol' => Conversation::PARCEL_SPLIT_CONVERSATION]; $conversation = DBA::selectFirst('conversation', ['source'], $condition); if (DBA::isResult($conversation)) { $stored = true; Logger::log('Got cached XML from conversation for URI '.$related_uri, LOGGER_DEBUG); $xml = $conversation['source']; } } if ($xml != '') { self::process($xml, $importer, $contact, $hub, $stored, false); } else { Logger::log("XML couldn't be fetched for URI: ".$related_uri." - href: ".$related, LOGGER_DEBUG); } return; } /** * @brief Processes the XML for a repeated post * * @param object $xpath The xpath object * @param object $entry The xml entry that is processed * @param array $item The item array * @param array $importer user record of the importing user * * @return array with data from links */ private static function processRepeatedItem(DOMXPath $xpath, $entry, array &$item, array $importer) { $activityobject = $xpath->query('activity:object', $entry)->item(0); if (!is_object($activityobject)) { return []; } $link_data = []; $orig_uri = XML::getFirstNodeValue($xpath, 'atom:id/text()', $activityobject); $links = $xpath->query("atom:link", $activityobject); if ($links) { $link_data = self::processLinks($links, $item); } $orig_body = XML::getFirstNodeValue($xpath, 'atom:content/text()', $activityobject); $orig_created = XML::getFirstNodeValue($xpath, 'atom:published/text()', $activityobject); $orig_edited = XML::getFirstNodeValue($xpath, 'atom:updated/text()', $activityobject); $orig_author = self::fetchAuthor($xpath, $activityobject, $importer, $dummy, false); $item["author-name"] = $orig_author["author-name"]; $item["author-link"] = $orig_author["author-link"]; $item["author-id"] = $orig_author["author-id"]; $item["body"] = HTML::toBBCode($orig_body); $item["created"] = $orig_created; $item["edited"] = $orig_edited; $item["uri"] = $orig_uri; $item["verb"] = XML::getFirstNodeValue($xpath, 'activity:verb/text()', $activityobject); $item["object-type"] = XML::getFirstNodeValue($xpath, 'activity:object-type/text()', $activityobject); // Mastodon Content Warning if (($item["verb"] == ACTIVITY_POST) && $xpath->evaluate('boolean(atom:summary)', $activityobject)) { $clear_text = XML::getFirstNodeValue($xpath, 'atom:summary/text()', $activityobject); if (!empty($clear_text)) { $item['content-warning'] = HTML::toBBCode($clear_text); } } $inreplyto = $xpath->query('thr:in-reply-to', $activityobject); if (is_object($inreplyto->item(0))) { foreach ($inreplyto->item(0)->attributes as $attributes) { if ($attributes->name == "ref") { $item["parent-uri"] = $attributes->textContent; } } } return $link_data; } /** * @brief Processes links in the XML * * @param object $links The xml data that contain links * @param array $item The item array * * @return array with data from the links */ private static function processLinks($links, array &$item) { $link_data = ['add_body' => '', 'self' => '']; foreach ($links as $link) { $attribute = self::readAttributes($link); if (!empty($attribute['rel']) && !empty($attribute['href'])) { switch ($attribute['rel']) { case "alternate": $item["plink"] = $attribute['href']; if (($item["object-type"] == ACTIVITY_OBJ_QUESTION) || ($item["object-type"] == ACTIVITY_OBJ_EVENT) ) { $item["body"] .= add_page_info($attribute['href']); } break; case "ostatus:conversation": $link_data['conversation'] = $attribute['href']; $item['conversation-href'] = $link_data['conversation']; if (!isset($item['conversation-uri'])) { $item['conversation-uri'] = $item['conversation-href']; } break; case "enclosure": $filetype = strtolower(substr($attribute['type'], 0, strpos($attribute['type'], '/'))); if ($filetype == 'image') { $link_data['add_body'] .= "\n[img]".$attribute['href'].'[/img]'; } else { if (!empty($item["attach"])) { $item["attach"] .= ','; } else { $item["attach"] = ''; } if (!isset($attribute['length'])) { $attribute['length'] = "0"; } $item["attach"] .= '[attach]href="'.$attribute['href'].'" length="'.$attribute['length'].'" type="'.$attribute['type'].'" title="'.defaults($attribute, 'title', '').'"[/attach]'; } break; case "related": if ($item["object-type"] != ACTIVITY_OBJ_BOOKMARK) { if (!isset($item["parent-uri"])) { $item["parent-uri"] = $attribute['href']; } $link_data['related'] = $attribute['href']; } else { $item["body"] .= add_page_info($attribute['href']); } break; case "self": if (empty($item["plink"])) { $item["plink"] = $attribute['href']; } $link_data['self'] = $attribute['href']; break; } } } return $link_data; } /** * @brief Create an url out of an uri * * @param string $href URI in the format "parameter1:parameter1:..." * * @return string URL in the format http(s)://.... */ public static function convertHref($href) { $elements = explode(":", $href); if ((count($elements) <= 2) || ($elements[0] != "tag")) { return $href; } $server = explode(",", $elements[1]); $conversation = explode("=", $elements[2]); if ((count($elements) == 4) && ($elements[2] == "post")) { return "http://".$server[0]."/notice/".$elements[3]; } if ((count($conversation) != 2) || ($conversation[1] =="")) { return $href; } if ($elements[3] == "objectType=thread") { return "http://".$server[0]."/conversation/".$conversation[1]; } else { return "http://".$server[0]."/notice/".$conversation[1]; } return $href; } /** * @brief Checks if the current post is a reshare * * @param array $item The item array of thw post * * @return string The guid if the post is a reshare */ private static function getResharedGuid(array $item) { $body = trim($item["body"]); // Skip if it isn't a pure repeated messages // Does it start with a share? if (strpos($body, "[share") > 0) { return ""; } // Does it end with a share? if (strlen($body) > (strrpos($body, "[/share]") + 8)) { return ""; } $attributes = preg_replace("/\[share(.*?)\]\s?(.*?)\s?\[\/share\]\s?/ism", "$1", $body); // Skip if there is no shared message in there if ($body == $attributes) { return false; } $guid = ""; preg_match("/guid='(.*?)'/ism", $attributes, $matches); if (!empty($matches[1])) { $guid = $matches[1]; } preg_match('/guid="(.*?)"/ism', $attributes, $matches); if (!empty($matches[1])) { $guid = $matches[1]; } return $guid; } /** * @brief Cleans the body of a post if it contains picture links * * @param string $body The body * * @return string The cleaned body */ private static function formatPicturePost($body) { $siteinfo = BBCode::getAttachedData($body); if (($siteinfo["type"] == "photo")) { if (isset($siteinfo["preview"])) { $preview = $siteinfo["preview"]; } else { $preview = $siteinfo["image"]; } // Is it a remote picture? Then make a smaller preview here $preview = ProxyUtils::proxifyUrl($preview, false, ProxyUtils::SIZE_SMALL); // Is it a local picture? Then make it smaller here $preview = str_replace(["-0.jpg", "-0.png"], ["-2.jpg", "-2.png"], $preview); $preview = str_replace(["-1.jpg", "-1.png"], ["-2.jpg", "-2.png"], $preview); if (isset($siteinfo["url"])) { $url = $siteinfo["url"]; } else { $url = $siteinfo["image"]; } $body = trim($siteinfo["text"])." [url]".$url."[/url]\n[img]".$preview."[/img]"; } return $body; } /** * @brief Adds the header elements to the XML document * * @param object $doc XML document * @param array $owner Contact data of the poster * @param string $filter The related feed filter (activity, posts or comments) * * @return object header root element */ private static function addHeader(DOMDocument $doc, array $owner, $filter) { $a = get_app(); $root = $doc->createElementNS(NAMESPACE_ATOM1, 'feed'); $doc->appendChild($root); $root->setAttribute("xmlns:thr", NAMESPACE_THREAD); $root->setAttribute("xmlns:georss", NAMESPACE_GEORSS); $root->setAttribute("xmlns:activity", NAMESPACE_ACTIVITY); $root->setAttribute("xmlns:media", NAMESPACE_MEDIA); $root->setAttribute("xmlns:poco", NAMESPACE_POCO); $root->setAttribute("xmlns:ostatus", NAMESPACE_OSTATUS); $root->setAttribute("xmlns:statusnet", NAMESPACE_STATUSNET); $root->setAttribute("xmlns:mastodon", NAMESPACE_MASTODON); $title = ''; switch ($filter) { case 'activity': $title = L10n::t('%s\'s timeline', $owner['name']); break; case 'posts' : $title = L10n::t('%s\'s posts' , $owner['name']); break; case 'comments': $title = L10n::t('%s\'s comments', $owner['name']); break; } $attributes = ["uri" => "https://friendi.ca", "version" => FRIENDICA_VERSION . "-" . DB_UPDATE_VERSION]; XML::addElement($doc, $root, "generator", FRIENDICA_PLATFORM, $attributes); XML::addElement($doc, $root, "id", System::baseUrl() . "/profile/" . $owner["nick"]); XML::addElement($doc, $root, "title", $title); XML::addElement($doc, $root, "subtitle", sprintf("Updates from %s on %s", $owner["name"], Config::get('config', 'sitename'))); XML::addElement($doc, $root, "logo", $owner["photo"]); XML::addElement($doc, $root, "updated", DateTimeFormat::utcNow(DateTimeFormat::ATOM)); $author = self::addAuthor($doc, $owner); $root->appendChild($author); $attributes = ["href" => $owner["url"], "rel" => "alternate", "type" => "text/html"]; XML::addElement($doc, $root, "link", "", $attributes); /// @TODO We have to find out what this is /// $attributes = array("href" => System::baseUrl()."/sup", /// "rel" => "http://api.friendfeed.com/2008/03#sup", /// "type" => "application/json"); /// XML::addElement($doc, $root, "link", "", $attributes); self::hublinks($doc, $root, $owner["nick"]); $attributes = ["href" => System::baseUrl() . "/salmon/" . $owner["nick"], "rel" => "salmon"]; XML::addElement($doc, $root, "link", "", $attributes); $attributes = ["href" => System::baseUrl() . "/salmon/" . $owner["nick"], "rel" => "http://salmon-protocol.org/ns/salmon-replies"]; XML::addElement($doc, $root, "link", "", $attributes); $attributes = ["href" => System::baseUrl() . "/salmon/" . $owner["nick"], "rel" => "http://salmon-protocol.org/ns/salmon-mention"]; XML::addElement($doc, $root, "link", "", $attributes); $attributes = ["href" => System::baseUrl() . "/api/statuses/user_timeline/" . $owner["nick"] . ".atom", "rel" => "self", "type" => "application/atom+xml"]; XML::addElement($doc, $root, "link", "", $attributes); if ($owner['account-type'] == Contact::ACCOUNT_TYPE_COMMUNITY) { $condition = ['uid' => $owner['uid'], 'self' => false, 'pending' => false, 'archive' => false, 'hidden' => false, 'blocked' => false]; $members = DBA::count('contact', $condition); XML::addElement($doc, $root, "statusnet:group_info", "", ["member_count" => $members]); } return $root; } /** * @brief Add the link to the push hubs to the XML document * * @param object $doc XML document * @param object $root XML root element where the hub links are added * @param object $nick nick * @return void */ public static function hublinks(DOMDocument $doc, $root, $nick) { $h = System::baseUrl() . '/pubsubhubbub/'.$nick; XML::addElement($doc, $root, "link", "", ["href" => $h, "rel" => "hub"]); } /** * @brief Adds attachment data to the XML document * * @param object $doc XML document * @param object $root XML root element where the hub links are added * @param array $item Data of the item that is to be posted * @return void */ private static function getAttachment(DOMDocument $doc, $root, $item) { $o = ""; $siteinfo = BBCode::getAttachedData($item["body"]); switch ($siteinfo["type"]) { case 'photo': if (!empty($siteinfo["image"])) { $imgdata = Image::getInfoFromURL($siteinfo["image"]); if ($imgdata) { $attributes = ["rel" => "enclosure", "href" => $siteinfo["image"], "type" => $imgdata["mime"], "length" => intval($imgdata["size"])]; XML::addElement($doc, $root, "link", "", $attributes); } } break; case 'video': $attributes = ["rel" => "enclosure", "href" => $siteinfo["url"], "type" => "text/html; charset=UTF-8", "length" => "", "title" => defaults($siteinfo, "title", $siteinfo["url"])]; XML::addElement($doc, $root, "link", "", $attributes); break; default: break; } if (!Config::get('system', 'ostatus_not_attach_preview') && ($siteinfo["type"] != "photo") && isset($siteinfo["image"])) { $imgdata = Image::getInfoFromURL($siteinfo["image"]); if ($imgdata) { $attributes = ["rel" => "enclosure", "href" => $siteinfo["image"], "type" => $imgdata["mime"], "length" => intval($imgdata["size"])]; XML::addElement($doc, $root, "link", "", $attributes); } } $arr = explode('[/attach],', $item['attach']); if (count($arr)) { foreach ($arr as $r) { $matches = false; $cnt = preg_match('|\[attach\]href=\"(.*?)\" length=\"(.*?)\" type=\"(.*?)\" title=\"(.*?)\"|', $r, $matches); if ($cnt) { $attributes = ["rel" => "enclosure", "href" => $matches[1], "type" => $matches[3]]; if (intval($matches[2])) { $attributes["length"] = intval($matches[2]); } if (trim($matches[4]) != "") { $attributes["title"] = trim($matches[4]); } XML::addElement($doc, $root, "link", "", $attributes); } } } } /** * @brief Adds the author element to the XML document * * @param object $doc XML document * @param array $owner Contact data of the poster * @param bool $show_profile Whether to show profile * * @return object author element */ private static function addAuthor(DOMDocument $doc, array $owner, $show_profile = true) { $profile = DBA::selectFirst('profile', ['homepage', 'publish'], ['uid' => $owner['uid'], 'is-default' => true]); $author = $doc->createElement("author"); XML::addElement($doc, $author, "id", $owner["url"]); if ($owner['account-type'] == Contact::ACCOUNT_TYPE_COMMUNITY) { XML::addElement($doc, $author, "activity:object-type", ACTIVITY_OBJ_GROUP); } else { XML::addElement($doc, $author, "activity:object-type", ACTIVITY_OBJ_PERSON); } XML::addElement($doc, $author, "uri", $owner["url"]); XML::addElement($doc, $author, "name", $owner["nick"]); XML::addElement($doc, $author, "email", $owner["addr"]); if ($show_profile) { XML::addElement($doc, $author, "summary", BBCode::convert($owner["about"], false, 7)); } $attributes = ["rel" => "alternate", "type" => "text/html", "href" => $owner["url"]]; XML::addElement($doc, $author, "link", "", $attributes); $attributes = [ "rel" => "avatar", "type" => "image/jpeg", // To-Do? "media:width" => 300, "media:height" => 300, "href" => $owner["photo"]]; XML::addElement($doc, $author, "link", "", $attributes); if (isset($owner["thumb"])) { $attributes = [ "rel" => "avatar", "type" => "image/jpeg", // To-Do? "media:width" => 80, "media:height" => 80, "href" => $owner["thumb"]]; XML::addElement($doc, $author, "link", "", $attributes); } XML::addElement($doc, $author, "poco:preferredUsername", $owner["nick"]); XML::addElement($doc, $author, "poco:displayName", $owner["name"]); if ($show_profile) { XML::addElement($doc, $author, "poco:note", BBCode::convert($owner["about"], false, 7)); if (trim($owner["location"]) != "") { $element = $doc->createElement("poco:address"); XML::addElement($doc, $element, "poco:formatted", $owner["location"]); $author->appendChild($element); } } if (DBA::isResult($profile) && !$show_profile) { if (trim($profile["homepage"]) != "") { $urls = $doc->createElement("poco:urls"); XML::addElement($doc, $urls, "poco:type", "homepage"); XML::addElement($doc, $urls, "poco:value", $profile["homepage"]); XML::addElement($doc, $urls, "poco:primary", "true"); $author->appendChild($urls); } XML::addElement($doc, $author, "followers", "", ["url" => System::baseUrl()."/viewcontacts/".$owner["nick"]]); XML::addElement($doc, $author, "statusnet:profile_info", "", ["local_id" => $owner["uid"]]); if ($profile["publish"]) { XML::addElement($doc, $author, "mastodon:scope", "public"); } } return $author; } /** * @TODO Picture attachments should look like this: * https://status.pirati.ca/attachment/572819 */ /** * @brief Returns the given activity if present - otherwise returns the "post" activity * * @param array $item Data of the item that is to be posted * * @return string activity */ private static function constructVerb(array $item) { if (!empty($item['verb'])) { return $item['verb']; } return ACTIVITY_POST; } /** * @brief Returns the given object type if present - otherwise returns the "note" object type * * @param array $item Data of the item that is to be posted * * @return string Object type */ private static function constructObjecttype(array $item) { if (in_array($item['object-type'], [ACTIVITY_OBJ_NOTE, ACTIVITY_OBJ_COMMENT])) return $item['object-type']; return ACTIVITY_OBJ_NOTE; } /** * @brief Adds an entry element to the XML document * * @param object $doc XML document * @param array $item Data of the item that is to be posted * @param array $owner Contact data of the poster * @param bool $toplevel optional default false * * @return object Entry element */ private static function entry(DOMDocument $doc, array $item, array $owner, $toplevel = false) { $xml = null; $repeated_guid = self::getResharedGuid($item); if ($repeated_guid != "") { $xml = self::reshareEntry($doc, $item, $owner, $repeated_guid, $toplevel); } if ($xml) { return $xml; } if ($item["verb"] == ACTIVITY_LIKE) { return self::likeEntry($doc, $item, $owner, $toplevel); } elseif (in_array($item["verb"], [ACTIVITY_FOLLOW, NAMESPACE_OSTATUS."/unfollow"])) { return self::followEntry($doc, $item, $owner, $toplevel); } else { return self::noteEntry($doc, $item, $owner, $toplevel); } } /** * @brief Adds a source entry to the XML document * * @param object $doc XML document * @param array $contact Array of the contact that is added * * @return object Source element */ private static function sourceEntry(DOMDocument $doc, array $contact) { $source = $doc->createElement("source"); XML::addElement($doc, $source, "id", $contact["poll"]); XML::addElement($doc, $source, "title", $contact["name"]); XML::addElement($doc, $source, "link", "", ["rel" => "alternate", "type" => "text/html", "href" => $contact["alias"]]); XML::addElement($doc, $source, "link", "", ["rel" => "self", "type" => "application/atom+xml", "href" => $contact["poll"]]); XML::addElement($doc, $source, "icon", $contact["photo"]); XML::addElement($doc, $source, "updated", DateTimeFormat::utc($contact["success_update"]."+00:00", DateTimeFormat::ATOM)); return $source; } /** * @brief Fetches contact data from the contact or the gcontact table * * @param string $url URL of the contact * @param array $owner Contact data of the poster * * @return array Contact array */ private static function contactEntry($url, array $owner) { $r = q( "SELECT * FROM `contact` WHERE `nurl` = '%s' AND `uid` IN (0, %d) ORDER BY `uid` DESC LIMIT 1", DBA::escape(normalise_link($url)), intval($owner["uid"]) ); if (DBA::isResult($r)) { $contact = $r[0]; $contact["uid"] = -1; } if (!DBA::isResult($r)) { $gcontact = DBA::selectFirst('gcontact', [], ['nurl' => normalise_link($url)]); if (DBA::isResult($r)) { $contact = $gcontact; $contact["uid"] = -1; $contact["success_update"] = $contact["updated"]; } } if (!DBA::isResult($r)) { $contact = owner; } if (!isset($contact["poll"])) { $data = Probe::uri($url); $contact["poll"] = $data["poll"]; if (!$contact["alias"]) { $contact["alias"] = $data["alias"]; } } if (!isset($contact["alias"])) { $contact["alias"] = $contact["url"]; } $contact['account-type'] = $owner['account-type']; return $contact; } /** * @brief Adds an entry element with reshared content * * @param object $doc XML document * @param array $item Data of the item that is to be posted * @param array $owner Contact data of the poster * @param string $repeated_guid guid * @param bool $toplevel Is it for en entry element (false) or a feed entry (true)? * * @return object Entry element */ private static function reshareEntry(DOMDocument $doc, array $item, array $owner, $repeated_guid, $toplevel) { if (($item["id"] != $item["parent"]) && (normalise_link($item["author-link"]) != normalise_link($owner["url"]))) { Logger::log("OStatus entry is from author ".$owner["url"]." - not from ".$item["author-link"].". Quitting.", LOGGER_DEBUG); } $title = self::entryHeader($doc, $entry, $owner, $item, $toplevel); $condition = ['uid' => $owner["uid"], 'guid' => $repeated_guid, 'private' => false, 'network' => [Protocol::DFRN, Protocol::DIASPORA, Protocol::OSTATUS]]; $repeated_item = Item::selectFirst([], $condition); if (!DBA::isResult($repeated_item)) { return false; } $contact = self::contactEntry($repeated_item['author-link'], $owner); $title = $owner["nick"]." repeated a notice by ".$contact["nick"]; self::entryContent($doc, $entry, $item, $owner, $title, ACTIVITY_SHARE, false); $as_object = $doc->createElement("activity:object"); XML::addElement($doc, $as_object, "activity:object-type", NAMESPACE_ACTIVITY_SCHEMA."activity"); self::entryContent($doc, $as_object, $repeated_item, $owner, "", "", false); $author = self::addAuthor($doc, $contact, false); $as_object->appendChild($author); $as_object2 = $doc->createElement("activity:object"); XML::addElement($doc, $as_object2, "activity:object-type", self::constructObjecttype($repeated_item)); $title = sprintf("New comment by %s", $contact["nick"]); self::entryContent($doc, $as_object2, $repeated_item, $owner, $title); $as_object->appendChild($as_object2); self::entryFooter($doc, $as_object, $item, $owner, false); $source = self::sourceEntry($doc, $contact); $as_object->appendChild($source); $entry->appendChild($as_object); self::entryFooter($doc, $entry, $item, $owner); return $entry; } /** * @brief Adds an entry element with a "like" * * @param object $doc XML document * @param array $item Data of the item that is to be posted * @param array $owner Contact data of the poster * @param bool $toplevel Is it for en entry element (false) or a feed entry (true)? * * @return object Entry element with "like" */ private static function likeEntry(DOMDocument $doc, array $item, array $owner, $toplevel) { if (($item["id"] != $item["parent"]) && (normalise_link($item["author-link"]) != normalise_link($owner["url"]))) { Logger::log("OStatus entry is from author ".$owner["url"]." - not from ".$item["author-link"].". Quitting.", LOGGER_DEBUG); } $title = self::entryHeader($doc, $entry, $owner, $item, $toplevel); $verb = NAMESPACE_ACTIVITY_SCHEMA."favorite"; self::entryContent($doc, $entry, $item, $owner, "Favorite", $verb, false); $as_object = $doc->createElement("activity:object"); $parent = Item::selectFirst([], ['uri' => $item["thr-parent"], 'uid' => $item["uid"]]); if (!$parent) { $parent = []; } XML::addElement($doc, $as_object, "activity:object-type", self::constructObjecttype($parent)); self::entryContent($doc, $as_object, $parent, $owner, "New entry"); $entry->appendChild($as_object); self::entryFooter($doc, $entry, $item, $owner); return $entry; } /** * @brief Adds the person object element to the XML document * * @param object $doc XML document * @param array $owner Contact data of the poster * @param array $contact Contact data of the target * * @return object author element */ private static function addPersonObject(DOMDocument $doc, array $owner, array $contact) { $object = $doc->createElement("activity:object"); XML::addElement($doc, $object, "activity:object-type", ACTIVITY_OBJ_PERSON); if ($contact['network'] == Protocol::PHANTOM) { XML::addElement($doc, $object, "id", $contact['url']); return $object; } XML::addElement($doc, $object, "id", $contact["alias"]); XML::addElement($doc, $object, "title", $contact["nick"]); $attributes = ["rel" => "alternate", "type" => "text/html", "href" => $contact["url"]]; XML::addElement($doc, $object, "link", "", $attributes); $attributes = [ "rel" => "avatar", "type" => "image/jpeg", // To-Do? "media:width" => 300, "media:height" => 300, "href" => $contact["photo"]]; XML::addElement($doc, $object, "link", "", $attributes); XML::addElement($doc, $object, "poco:preferredUsername", $contact["nick"]); XML::addElement($doc, $object, "poco:displayName", $contact["name"]); if (trim($contact["location"]) != "") { $element = $doc->createElement("poco:address"); XML::addElement($doc, $element, "poco:formatted", $contact["location"]); $object->appendChild($element); } return $object; } /** * @brief Adds a follow/unfollow entry element * * @param object $doc XML document * @param array $item Data of the follow/unfollow message * @param array $owner Contact data of the poster * @param bool $toplevel Is it for en entry element (false) or a feed entry (true)? * * @return object Entry element */ private static function followEntry(DOMDocument $doc, array $item, array $owner, $toplevel) { $item["id"] = $item["parent"] = 0; $item["created"] = $item["edited"] = date("c"); $item["private"] = true; $contact = Probe::uri($item['follow']); if ($contact['alias'] == '') { $contact['alias'] = $contact["url"]; } else { $item['follow'] = $contact['alias']; } $condition = ['uid' => $owner['uid'], 'nurl' => normalise_link($contact["url"])]; $user_contact = DBA::selectFirst('contact', ['id'], $condition); if (DBA::isResult($user_contact)) { $connect_id = $user_contact['id']; } else { $connect_id = 0; } if ($item['verb'] == ACTIVITY_FOLLOW) { $message = L10n::t('%s is now following %s.'); $title = L10n::t('following'); $action = "subscription"; } else { $message = L10n::t('%s stopped following %s.'); $title = L10n::t('stopped following'); $action = "unfollow"; } $item["uri"] = $item['parent-uri'] = $item['thr-parent'] = 'tag:'.get_app()->getHostName(). ','.date('Y-m-d').':'.$action.':'.$owner['uid']. ':person:'.$connect_id.':'.$item['created']; $item["body"] = sprintf($message, $owner["nick"], $contact["nick"]); self::entryHeader($doc, $entry, $owner, $item, $toplevel); self::entryContent($doc, $entry, $item, $owner, $title); $object = self::addPersonObject($doc, $owner, $contact); $entry->appendChild($object); self::entryFooter($doc, $entry, $item, $owner); return $entry; } /** * @brief Adds a regular entry element * * @param object $doc XML document * @param array $item Data of the item that is to be posted * @param array $owner Contact data of the poster * @param bool $toplevel Is it for en entry element (false) or a feed entry (true)? * * @return object Entry element */ private static function noteEntry(DOMDocument $doc, array $item, array $owner, $toplevel) { if (($item["id"] != $item["parent"]) && (normalise_link($item["author-link"]) != normalise_link($owner["url"]))) { Logger::log("OStatus entry is from author ".$owner["url"]." - not from ".$item["author-link"].". Quitting.", LOGGER_DEBUG); } $title = self::entryHeader($doc, $entry, $owner, $item, $toplevel); XML::addElement($doc, $entry, "activity:object-type", ACTIVITY_OBJ_NOTE); self::entryContent($doc, $entry, $item, $owner, $title); self::entryFooter($doc, $entry, $item, $owner); return $entry; } /** * @brief Adds a header element to the XML document * * @param object $doc XML document * @param object $entry The entry element where the elements are added * @param array $owner Contact data of the poster * @param bool $toplevel Is it for en entry element (false) or a feed entry (true)? * * @return string The title for the element */ private static function entryHeader(DOMDocument $doc, &$entry, array $owner, array $item, $toplevel) { /// @todo Check if this title stuff is really needed (I guess not) if (!$toplevel) { $entry = $doc->createElement("entry"); $title = sprintf("New note by %s", $owner["nick"]); if ($owner['account-type'] == Contact::ACCOUNT_TYPE_COMMUNITY) { $contact = self::contactEntry($item['author-link'], $owner); $author = self::addAuthor($doc, $contact, false); $entry->appendChild($author); } } else { $entry = $doc->createElementNS(NAMESPACE_ATOM1, "entry"); $entry->setAttribute("xmlns:thr", NAMESPACE_THREAD); $entry->setAttribute("xmlns:georss", NAMESPACE_GEORSS); $entry->setAttribute("xmlns:activity", NAMESPACE_ACTIVITY); $entry->setAttribute("xmlns:media", NAMESPACE_MEDIA); $entry->setAttribute("xmlns:poco", NAMESPACE_POCO); $entry->setAttribute("xmlns:ostatus", NAMESPACE_OSTATUS); $entry->setAttribute("xmlns:statusnet", NAMESPACE_STATUSNET); $entry->setAttribute("xmlns:mastodon", NAMESPACE_MASTODON); $author = self::addAuthor($doc, $owner); $entry->appendChild($author); $title = sprintf("New comment by %s", $owner["nick"]); } return $title; } /** * @brief Adds elements to the XML document * * @param object $doc XML document * @param object $entry Entry element where the content is added * @param array $item Data of the item that is to be posted * @param array $owner Contact data of the poster * @param string $title Title for the post * @param string $verb The activity verb * @param bool $complete Add the "status_net" element? * @return void */ private static function entryContent(DOMDocument $doc, $entry, array $item, array $owner, $title, $verb = "", $complete = true) { if ($verb == "") { $verb = self::constructVerb($item); } XML::addElement($doc, $entry, "id", $item["uri"]); XML::addElement($doc, $entry, "title", $title); $body = self::formatPicturePost($item['body']); if ($item['title'] != "") { $body = "[b]".$item['title']."[/b]\n\n".$body; } $body = BBCode::convert($body, false, 7); XML::addElement($doc, $entry, "content", $body, ["type" => "html"]); XML::addElement($doc, $entry, "link", "", ["rel" => "alternate", "type" => "text/html", "href" => System::baseUrl()."/display/".$item["guid"]] ); if ($complete && ($item["id"] > 0)) { XML::addElement($doc, $entry, "status_net", "", ["notice_id" => $item["id"]]); } XML::addElement($doc, $entry, "activity:verb", $verb); XML::addElement($doc, $entry, "published", DateTimeFormat::utc($item["created"]."+00:00", DateTimeFormat::ATOM)); XML::addElement($doc, $entry, "updated", DateTimeFormat::utc($item["edited"]."+00:00", DateTimeFormat::ATOM)); } /** * @brief Adds the elements at the foot of an entry to the XML document * * @param object $doc XML document * @param object $entry The entry element where the elements are added * @param array $item Data of the item that is to be posted * @param array $owner Contact data of the poster * @param bool $complete default true * @return void */ private static function entryFooter(DOMDocument $doc, $entry, array $item, array $owner, $complete = true) { $mentioned = []; if (($item['parent'] != $item['id']) || ($item['parent-uri'] !== $item['uri']) || (($item['thr-parent'] !== '') && ($item['thr-parent'] !== $item['uri']))) { $parent = Item::selectFirst(['guid', 'author-link', 'owner-link'], ['id' => $item["parent"]]); $parent_item = (($item['thr-parent']) ? $item['thr-parent'] : $item['parent-uri']); $thrparent = Item::selectFirst(['guid', 'author-link', 'owner-link', 'plink'], ['uid' => $owner["uid"], 'uri' => $parent_item]); if (DBA::isResult($thrparent)) { $mentioned[$thrparent["author-link"]] = $thrparent["author-link"]; $mentioned[$thrparent["owner-link"]] = $thrparent["owner-link"]; $parent_plink = $thrparent["plink"]; } else { $mentioned[$parent["author-link"]] = $parent["author-link"]; $mentioned[$parent["owner-link"]] = $parent["owner-link"]; $parent_plink = System::baseUrl()."/display/".$parent["guid"]; } $attributes = [ "ref" => $parent_item, "href" => $parent_plink]; XML::addElement($doc, $entry, "thr:in-reply-to", "", $attributes); $attributes = [ "rel" => "related", "href" => $parent_plink]; XML::addElement($doc, $entry, "link", "", $attributes); } if (intval($item["parent"]) > 0) { $conversation_href = $conversation_uri = str_replace('/objects/', '/context/', $item['parent-uri']); if (isset($parent_item)) { $conversation = DBA::selectFirst('conversation', ['conversation-uri', 'conversation-href'], ['item-uri' => $parent_item]); if (DBA::isResult($conversation)) { if ($conversation['conversation-uri'] != '') { $conversation_uri = $conversation['conversation-uri']; } if ($conversation['conversation-href'] != '') { $conversation_href = $conversation['conversation-href']; } } } XML::addElement($doc, $entry, "link", "", ["rel" => "ostatus:conversation", "href" => $conversation_href]); $attributes = [ "href" => $conversation_href, "local_id" => $item["parent"], "ref" => $conversation_uri]; XML::addElement($doc, $entry, "ostatus:conversation", $conversation_uri, $attributes); } $tags = item::getFeedTags($item); if (count($tags)) { foreach ($tags as $t) { if ($t[0] == "@") { $mentioned[$t[1]] = $t[1]; } } } // Make sure that mentions are accepted (GNU Social has problems with mixing HTTP and HTTPS) $newmentions = []; foreach ($mentioned as $mention) { $newmentions[str_replace("http://", "https://", $mention)] = str_replace("http://", "https://", $mention); $newmentions[str_replace("https://", "http://", $mention)] = str_replace("https://", "http://", $mention); } $mentioned = $newmentions; foreach ($mentioned as $mention) { $condition = ['uid' => $owner['uid'], 'nurl' => normalise_link($mention)]; $contact = DBA::selectFirst('contact', ['forum', 'prv', 'self', 'contact-type'], $condition); if ($contact["forum"] || $contact["prv"] || ($owner['contact-type'] == Contact::ACCOUNT_TYPE_COMMUNITY) || ($contact['self'] && ($owner['account-type'] == Contact::ACCOUNT_TYPE_COMMUNITY))) { XML::addElement($doc, $entry, "link", "", [ "rel" => "mentioned", "ostatus:object-type" => ACTIVITY_OBJ_GROUP, "href" => $mention] ); } else { XML::addElement($doc, $entry, "link", "", [ "rel" => "mentioned", "ostatus:object-type" => ACTIVITY_OBJ_PERSON, "href" => $mention] ); } } if ($owner['account-type'] == Contact::ACCOUNT_TYPE_COMMUNITY) { XML::addElement($doc, $entry, "link", "", [ "rel" => "mentioned", "ostatus:object-type" => "http://activitystrea.ms/schema/1.0/group", "href" => $owner['url'] ]); } if (!$item["private"]) { XML::addElement($doc, $entry, "link", "", ["rel" => "ostatus:attention", "href" => "http://activityschema.org/collection/public"]); XML::addElement($doc, $entry, "link", "", ["rel" => "mentioned", "ostatus:object-type" => "http://activitystrea.ms/schema/1.0/collection", "href" => "http://activityschema.org/collection/public"]); XML::addElement($doc, $entry, "mastodon:scope", "public"); } if (count($tags)) { foreach ($tags as $t) { if ($t[0] != "@") { XML::addElement($doc, $entry, "category", "", ["term" => $t[2]]); } } } self::getAttachment($doc, $entry, $item); if ($complete && ($item["id"] > 0)) { $app = $item["app"]; if ($app == "") { $app = "web"; } $attributes = ["local_id" => $item["id"], "source" => $app]; if (isset($parent["id"])) { $attributes["repeat_of"] = $parent["id"]; } if ($item["coord"] != "") { XML::addElement($doc, $entry, "georss:point", $item["coord"]); } XML::addElement($doc, $entry, "statusnet:notice_info", "", $attributes); } } /** * Creates the XML feed for a given nickname * * Supported filters: * - activity (default): all the public posts * - posts: all the public top-level posts * - comments: all the public replies * * Updates the provided last_update parameter if the result comes from the * cache or it is empty * * @brief Creates the XML feed for a given nickname * * @param string $owner_nick Nickname of the feed owner * @param string $last_update Date of the last update * @param integer $max_items Number of maximum items to fetch * @param string $filter Feed items filter (activity, posts or comments) * @param boolean $nocache Wether to bypass caching * * @return string XML feed */ public static function feed($owner_nick, &$last_update, $max_items = 300, $filter = 'activity', $nocache = false) { $stamp = microtime(true); $owner = User::getOwnerDataByNick($owner_nick); if (!$owner) { return; } $cachekey = "ostatus:feed:" . $owner_nick . ":" . $filter . ":" . $last_update; $previous_created = $last_update; // Don't cache when the last item was posted less then 15 minutes ago (Cache duration) if ((time() - strtotime($owner['last-item'])) < 15*60) { $result = Cache::get($cachekey); if (!$nocache && !is_null($result)) { Logger::log('Feed duration: ' . number_format(microtime(true) - $stamp, 3) . ' - ' . $owner_nick . ' - ' . $filter . ' - ' . $previous_created . ' (cached)', LOGGER_DEBUG); $last_update = $result['last_update']; return $result['feed']; } } if (!strlen($last_update)) { $last_update = 'now -30 days'; } $check_date = DateTimeFormat::utc($last_update); $authorid = Contact::getIdForURL($owner["url"], 0, true); $condition = ["`uid` = ? AND `created` > ? AND NOT `deleted` AND NOT `private` AND `visible` AND `wall` AND `parent-network` IN (?, ?)", $owner["uid"], $check_date, Protocol::OSTATUS, Protocol::DFRN]; if ($filter === 'comments') { $condition[0] .= " AND `object-type` = ? "; $condition[] = ACTIVITY_OBJ_COMMENT; } if ($owner['account-type'] != Contact::ACCOUNT_TYPE_COMMUNITY) { $condition[0] .= " AND `contact-id` = ? AND `author-id` = ?"; $condition[] = $owner["id"]; $condition[] = $authorid; } $params = ['order' => ['created' => true], 'limit' => $max_items]; if ($filter === 'posts') { $ret = Item::selectThread([], $condition, $params); } else { $ret = Item::select([], $condition, $params); } $items = Item::inArray($ret); $doc = new DOMDocument('1.0', 'utf-8'); $doc->formatOutput = true; $root = self::addHeader($doc, $owner, $filter); foreach ($items as $item) { if (Config::get('system', 'ostatus_debug')) { $item['body'] .= '🍼'; } $entry = self::entry($doc, $item, $owner); $root->appendChild($entry); if ($last_update < $item['created']) { $last_update = $item['created']; } } $feeddata = trim($doc->saveXML()); $msg = ['feed' => $feeddata, 'last_update' => $last_update]; Cache::set($cachekey, $msg, Cache::QUARTER_HOUR); Logger::log('Feed duration: ' . number_format(microtime(true) - $stamp, 3) . ' - ' . $owner_nick . ' - ' . $filter . ' - ' . $previous_created, LOGGER_DEBUG); return $feeddata; } /** * @brief Creates the XML for a salmon message * * @param array $item Data of the item that is to be posted * @param array $owner Contact data of the poster * * @return string XML for the salmon */ public static function salmon(array $item, array $owner) { $doc = new DOMDocument('1.0', 'utf-8'); $doc->formatOutput = true; if (Config::get('system', 'ostatus_debug')) { $item['body'] .= '🐟'; } $entry = self::entry($doc, $item, $owner, true); $doc->appendChild($entry); return trim($doc->saveXML()); } }