]> git.mxchange.org Git - friendica.git/blobdiff - src/Protocol/OStatus.php
Merge pull request #6090 from zeroadam/TextToL10n
[friendica.git] / src / Protocol / OStatus.php
index f9157c678433a1b27706c3017b77c63c7a8a92fa..a1857c5db7135784389cd06ed035b2e67e85ab2d 100644 (file)
@@ -11,7 +11,9 @@ use Friendica\Content\Text\HTML;
 use Friendica\Core\Cache;
 use Friendica\Core\Config;
 use Friendica\Core\L10n;
+use Friendica\Core\Logger;
 use Friendica\Core\Lock;
+use Friendica\Core\Protocol;
 use Friendica\Core\System;
 use Friendica\Database\DBA;
 use Friendica\Model\Contact;
@@ -73,9 +75,19 @@ class OStatus
                $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, NETWORK_STATUSNET,
+                                       $importer["uid"], $aliaslink, Protocol::STATUSNET,
                                        Contact::SHARING, Contact::FRIEND];
                        $contact = DBA::selectFirst('contact', [], $condition);
                }
@@ -87,13 +99,13 @@ class OStatus
 
                        $condition = ["`uid` = ? AND `nurl` IN (?, ?) AND `network` != ? AND `rel` IN (?, ?)",
                                        $importer["uid"], normalise_link($author["author-link"]), normalise_link($aliaslink),
-                                       NETWORK_STATUSNET, Contact::SHARING, Contact::FRIEND];
+                                       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, NETWORK_STATUSNET,
+                                       $importer["uid"], $addr, Protocol::STATUSNET,
                                        Contact::SHARING, Contact::FRIEND];
                        $contact = DBA::selectFirst('contact', [], $condition);
                }
@@ -135,7 +147,7 @@ class OStatus
                $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"] == NETWORK_OSTATUS)) {
+               if (DBA::isResult($contact) && ($contact['id'] > 0) && !$onlyfetch && ($contact["network"] == Protocol::OSTATUS)) {
 
                        // Update contact data
                        $current = $contact;
@@ -184,7 +196,7 @@ class OStatus
                        DBA::update('contact', $contact, ['id' => $contact["id"]], $current);
 
                        if (!empty($author["author-avatar"]) && ($author["author-avatar"] != $current['avatar'])) {
-                               logger("Update profile picture for contact ".$contact["id"], LOGGER_DEBUG);
+                               Logger::log("Update profile picture for contact ".$contact["id"], Logger::DEBUG);
                                Contact::updateAvatar($author["author-avatar"], $importer["uid"], $contact["id"]);
                        }
 
@@ -218,7 +230,7 @@ class OStatus
                        $gcid = GContact::update($contact);
 
                        GContact::link($gcid, $contact["uid"], $contact["id"]);
-               } else {
+               } elseif ($contact["network"] != Protocol::DFRN) {
                        $contact = null;
                }
 
@@ -311,7 +323,7 @@ class OStatus
                        self::$conv_list = [];
                }
 
-               logger("Import OStatus message", LOGGER_DEBUG);
+               Logger::log('Import OStatus message for user ' . $importer['uid'], Logger::DEBUG);
 
                if ($xml == "") {
                        return false;
@@ -337,7 +349,7 @@ class OStatus
                                foreach ($hub_attributes as $hub_attribute) {
                                        if ($hub_attribute->name == "href") {
                                                $hub = $hub_attribute->textContent;
-                                               logger("Found hub ".$hub, LOGGER_DEBUG);
+                                               Logger::log("Found hub ".$hub, Logger::DEBUG);
                                        }
                                }
                        }
@@ -345,12 +357,12 @@ class OStatus
 
                $header = [];
                $header["uid"] = $importer["uid"];
-               $header["network"] = NETWORK_OSTATUS;
+               $header["network"] = Protocol::OSTATUS;
                $header["wall"] = 0;
                $header["origin"] = 0;
                $header["gravity"] = GRAVITY_COMMENT;
 
-               if (!is_object($doc->firstChild)) {
+               if (!is_object($doc->firstChild) || empty($doc->firstChild->tagName)) {
                        return false;
                }
 
@@ -370,7 +382,7 @@ class OStatus
                        $doc2->formatOutput = true;
                        $xml2 = $doc2->saveXML();
 
-                       $header["protocol"] = PROTOCOL_OSTATUS_SALMON;
+                       $header["protocol"] = Conversation::PARCEL_SALMON;
                        $header["source"] = $xml2;
                } elseif (!$initialize) {
                        return false;
@@ -422,27 +434,27 @@ class OStatus
 
                        if (in_array($item["verb"], [NAMESPACE_OSTATUS."/unfavorite", ACTIVITY_UNFAVORITE])) {
                                // Ignore "Unfavorite" message
-                               logger("Ignore unfavorite message ".print_r($item, true), LOGGER_DEBUG);
+                               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' => $item["uri"]])) {
-                               logger('Post with URI '.$item["uri"].' already existed for user '.$importer["uid"].'.', LOGGER_DEBUG);
+                               Logger::log('Post with URI '.$item["uri"].' already existed for user '.$importer["uid"].'.', Logger::DEBUG);
                                continue;
                        } else {
-                               logger('Processing post with URI '.$item["uri"].' for user '.$importer["uid"].'.', LOGGER_DEBUG);
+                               Logger::log('Processing post with URI '.$item["uri"].' for user '.$importer["uid"].'.', Logger::DEBUG);
                        }
 
                        if ($item["verb"] == ACTIVITY_JOIN) {
                                // ignore "Join" messages
-                               logger("Ignore join message ".print_r($item, true), LOGGER_DEBUG);
+                               Logger::log("Ignore join message ".print_r($item, true), Logger::DEBUG);
                                continue;
                        }
 
                        if ($item["verb"] == "http://mastodon.social/schema/1.0/block") {
                                // ignore mastodon "block" messages
-                               logger("Ignore block message ".print_r($item, true), LOGGER_DEBUG);
+                               Logger::log("Ignore block message ".print_r($item, true), Logger::DEBUG);
                                continue;
                        }
 
@@ -459,7 +471,7 @@ class OStatus
 
                        if ($item["verb"] == ACTIVITY_FAVORITE) {
                                $orig_uri = $xpath->query("activity:object/atom:id", $entry)->item(0)->nodeValue;
-                               logger("Favorite ".$orig_uri." ".print_r($item, true));
+                               Logger::log("Favorite ".$orig_uri." ".print_r($item, true));
 
                                $item["verb"] = ACTIVITY_LIKE;
                                $item["parent-uri"] = $orig_uri;
@@ -469,7 +481,7 @@ class OStatus
 
                        // http://activitystrea.ms/schema/1.0/rsvp-yes
                        if (!in_array($item["verb"], [ACTIVITY_POST, ACTIVITY_LIKE, ACTIVITY_SHARE])) {
-                               logger("Unhandled verb ".$item["verb"]." ".print_r($item, true), LOGGER_DEBUG);
+                               Logger::log("Unhandled verb ".$item["verb"]." ".print_r($item, true), Logger::DEBUG);
                        }
 
                        self::processPost($xpath, $entry, $item, $importer);
@@ -482,10 +494,10 @@ class OStatus
                                                // If not, then it depends on this setting
                                                $valid = !Config::get('system', 'ostatus_full_threads');
                                                if ($valid) {
-                                                       logger("Item with uri ".self::$itemlist[0]['uri']." will be imported due to the system settings.", LOGGER_DEBUG);
+                                                       Logger::log("Item with uri ".self::$itemlist[0]['uri']." will be imported due to the system settings.", Logger::DEBUG);
                                                }
                                        } else {
-                                               logger("Item with uri ".self::$itemlist[0]['uri']." belongs to a contact (".self::$itemlist[0]['contact-id']."). It will be imported.", LOGGER_DEBUG);
+                                               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 ($valid) {
                                                // Never post a thread when the only interaction by our contact was a like
@@ -497,14 +509,14 @@ class OStatus
                                                        }
                                                }
                                                if ($valid) {
-                                                       logger("Item with uri ".self::$itemlist[0]['uri']." will be imported since the thread contains posts or shares.", LOGGER_DEBUG);
+                                                       Logger::log("Item with uri ".self::$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 ($valid) {
-                                               logger("Item with uri ".self::$itemlist[0]["uri"]." belongs to parent ".self::$itemlist[0]['parent-uri']." of user ".$importer["uid"].". It will be imported.", LOGGER_DEBUG);
+                                               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);
                                        }
                                }
 
@@ -521,25 +533,25 @@ class OStatus
                                        foreach (self::$itemlist as $item) {
                                                $found = Item::exists(['uid' => $importer["uid"], 'uri' => $item["uri"]]);
                                                if ($found) {
-                                                       logger("Item with uri ".$item["uri"]." for user ".$importer["uid"]." already exists.", LOGGER_DEBUG);
+                                                       Logger::log("Item with uri ".$item["uri"]." for user ".$importer["uid"]." already exists.", Logger::DEBUG);
                                                } elseif ($item['contact-id'] < 0) {
-                                                       logger("Item with uri ".$item["uri"]." is from a blocked contact.", LOGGER_DEBUG);
+                                                       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("Item with uri ".$item["uri"]." for user ".$importer["uid"].' stored. Return value: '.$ret);
+                                                               Logger::log("Item with uri ".$item["uri"]." for user ".$importer["uid"].' stored. Return value: '.$ret);
                                                        } else {
                                                                $ret = Item::insert($item);
-                                                               logger("We couldn't lock - but tried to store the item anyway. Return value is ".$ret);
+                                                               Logger::log("We couldn't lock - but tried to store the item anyway. Return value is ".$ret);
                                                        }
                                                }
                                        }
                                }
                                self::$itemlist = [];
                        }
-                       logger('Processing done for post with URI '.$item["uri"].' for user '.$importer["uid"].'.', LOGGER_DEBUG);
+                       Logger::log('Processing done for post with URI '.$item["uri"].' for user '.$importer["uid"].'.', Logger::DEBUG);
                }
                return true;
        }
@@ -553,13 +565,13 @@ class OStatus
        {
                $condition = ['uid' => $item['uid'], 'author-id' => $item['author-id'], 'uri' => $item['uri']];
                if (!Item::exists($condition)) {
-                       logger('Item from '.$item['author-link'].' with uri '.$item['uri'].' for user '.$item['uid']." wasn't found. We don't delete it.");
+                       Logger::log('Item from '.$item['author-link'].' with uri '.$item['uri'].' for user '.$item['uid']." wasn't found. We don't delete it.");
                        return;
                }
 
                Item::delete($condition);
 
-               logger('Deleted item with uri '.$item['uri'].' for user '.$item['uid']);
+               Logger::log('Deleted item with uri '.$item['uri'].' for user '.$item['uid']);
        }
 
        /**
@@ -695,7 +707,7 @@ class OStatus
                                        self::fetchRelated($related, $item["parent-uri"], $importer);
                                }
                        } else {
-                               logger('Reply with URI '.$item["uri"].' already existed for user '.$importer["uid"].'.', LOGGER_DEBUG);
+                               Logger::log('Reply with URI '.$item["uri"].' already existed for user '.$importer["uid"].'.', Logger::DEBUG);
                        }
                } else {
                        $item["parent-uri"] = $item["uri"];
@@ -725,21 +737,21 @@ class OStatus
 
                self::$conv_list[$conversation] = true;
 
-               $conversation_data = Network::curl($conversation, false, $redirects, ['accept_content' => 'application/atom+xml, text/html']);
+               $curlResult = Network::curl($conversation, false, $redirects, ['accept_content' => 'application/atom+xml, text/html']);
 
-               if (!$conversation_data['success']) {
+               if (!$curlResult->isSuccess()) {
                        return;
                }
 
                $xml = '';
 
-               if (stristr($conversation_data['header'], 'Content-Type: application/atom+xml')) {
-                       $xml = $conversation_data['body'];
+               if (stristr($curlResult->getHeader(), 'Content-Type: application/atom+xml')) {
+                       $xml = $curlResult->getBody();
                }
 
                if ($xml == '') {
                        $doc = new DOMDocument();
-                       if (!@$doc->loadHTML($conversation_data['body'])) {
+                       if (!@$doc->loadHTML($curlResult->getBody())) {
                                return;
                        }
                        $xpath = new DOMXPath($doc);
@@ -756,8 +768,8 @@ class OStatus
                                if ($file != '') {
                                        $conversation_atom = Network::curl($attribute['href']);
 
-                                       if ($conversation_atom['success']) {
-                                               $xml = $conversation_atom['body'];
+                                       if ($conversation_atom->isSuccess()) {
+                                               $xml = $conversation_atom->getBody();
                                        }
                                }
                        }
@@ -798,8 +810,8 @@ class OStatus
 
                        $conv_data = [];
 
-                       $conv_data['protocol'] = PROTOCOL_SPLITTED_CONV;
-                       $conv_data['network'] = NETWORK_OSTATUS;
+                       $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);
@@ -839,13 +851,13 @@ class OStatus
 
                        $conv_data['source'] = $doc2->saveXML();
 
-                       $condition = ['item-uri' => $conv_data['uri'],'protocol' => PROTOCOL_OSTATUS_FEED];
+                       $condition = ['item-uri' => $conv_data['uri'],'protocol' => Conversation::PARCEL_FEED];
                        if (DBA::exists('conversation', $condition)) {
-                               logger('Delete deprecated entry for URI '.$conv_data['uri'], LOGGER_DEBUG);
+                               Logger::log('Delete deprecated entry for URI '.$conv_data['uri'], Logger::DEBUG);
                                DBA::delete('conversation', ['item-uri' => $conv_data['uri']]);
                        }
 
-                       logger('Store conversation data for uri '.$conv_data['uri'], LOGGER_DEBUG);
+                       Logger::log('Store conversation data for uri '.$conv_data['uri'], Logger::DEBUG);
                        Conversation::insert($conv_data);
                }
        }
@@ -863,29 +875,29 @@ class OStatus
         */
        private static function fetchSelf($self, array &$item)
        {
-               $condition = ['`item-uri` = ? AND `protocol` IN (?, ?)', $self, PROTOCOL_DFRN, PROTOCOL_OSTATUS_SALMON];
+               $condition = ['`item-uri` = ? AND `protocol` IN (?, ?)', $self, Conversation::PARCEL_DFRN, Conversation::PARCEL_SALMON];
                if (DBA::exists('conversation', $condition)) {
-                       logger('Conversation '.$item['uri'].' is already stored.', LOGGER_DEBUG);
+                       Logger::log('Conversation '.$item['uri'].' is already stored.', Logger::DEBUG);
                        return;
                }
 
-               $self_data = Network::curl($self);
+               $curlResult = Network::curl($self);
 
-               if (!$self_data['success']) {
+               if (!$curlResult->isSuccess()) {
                        return;
                }
 
                // We reformat the XML to make it better readable
                $doc = new DOMDocument();
-               $doc->loadXML($self_data['body']);
+               $doc->loadXML($curlResult->getBody());
                $doc->preserveWhiteSpace = false;
                $doc->formatOutput = true;
                $xml = $doc->saveXML();
 
-               $item["protocol"] = PROTOCOL_OSTATUS_SALMON;
+               $item["protocol"] = Conversation::PARCEL_SALMON;
                $item["source"] = $xml;
 
-               logger('Conversation '.$item['uri'].' is now fetched.', LOGGER_DEBUG);
+               Logger::log('Conversation '.$item['uri'].' is now fetched.', Logger::DEBUG);
        }
 
        /**
@@ -898,38 +910,38 @@ class OStatus
         */
        private static function fetchRelated($related, $related_uri, $importer)
        {
-               $condition = ['`item-uri` = ? AND `protocol` IN (?, ?)', $related_uri, PROTOCOL_DFRN, PROTOCOL_OSTATUS_SALMON];
+               $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, $stored, false)) {
-                               logger('Got valid cached XML for URI '.$related_uri, LOGGER_DEBUG);
+                               Logger::log('Got valid cached XML for URI '.$related_uri, Logger::DEBUG);
                                return;
                        }
-                       if ($conversation['protocol'] == PROTOCOL_OSTATUS_SALMON) {
-                               logger('Delete invalid cached XML for URI '.$related_uri, LOGGER_DEBUG);
+                       if ($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;
-               $related_data = Network::curl($related, false, $redirects, ['accept_content' => 'application/atom+xml, text/html']);
+               $curlResult = Network::curl($related, false, $redirects, ['accept_content' => 'application/atom+xml, text/html']);
 
-               if (!$related_data['success']) {
+               if (!$curlResult->isSuccess()) {
                        return;
                }
 
                $xml = '';
 
-               if (stristr($related_data['header'], 'Content-Type: application/atom+xml')) {
-                       logger('Directly fetched XML for URI '.$related_uri, LOGGER_DEBUG);
-                       $xml = $related_data['body'];
+               if (stristr($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($related_data['body'])) {
+                       if (!@$doc->loadHTML($curlResult->getBody())) {
                                return;
                        }
                        $xpath = new DOMXPath($doc);
@@ -945,11 +957,11 @@ class OStatus
                                        }
                                }
                                if ($atom_file != '') {
-                                       $related_atom = Network::curl($atom_file);
+                                       $curlResult = Network::curl($atom_file);
 
-                                       if ($related_atom['success']) {
-                                               logger('Fetched XML for URI '.$related_uri, LOGGER_DEBUG);
-                                               $xml = $related_atom['body'];
+                                       if ($curlResult->isSuccess()) {
+                                               Logger::log('Fetched XML for URI ' . $related_uri, Logger::DEBUG);
+                                               $xml = $curlResult->getBody();
                                        }
                                }
                        }
@@ -957,32 +969,32 @@ class OStatus
 
                // Workaround for older GNU Social servers
                if (($xml == '') && strstr($related, '/notice/')) {
-                       $related_atom = Network::curl(str_replace('/notice/', '/api/statuses/show/', $related).'.atom');
+                       $curlResult = Network::curl(str_replace('/notice/', '/api/statuses/show/', $related).'.atom');
 
-                       if ($related_atom['success']) {
-                               logger('GNU Social workaround to fetch XML for URI '.$related_uri, LOGGER_DEBUG);
-                               $xml = $related_atom['body'];
+                       if ($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);
-                       $related_atom = Network::curl(str_replace('/notice/', '/api/statuses/show/', $related_guess).'.atom');
+                       $curlResult = Network::curl(str_replace('/notice/', '/api/statuses/show/', $related_guess).'.atom');
 
-                       if ($related_atom['success']) {
-                               logger('GNU Social workaround 2 to fetch XML for URI '.$related_uri, LOGGER_DEBUG);
-                               $xml = $related_atom['body'];
+                       if ($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' => PROTOCOL_SPLITTED_CONV];
+                       $condition = ['item-uri' => $related_uri, 'protocol' => Conversation::PARCEL_SPLIT_CONVERSATION];
                        $conversation = DBA::selectFirst('conversation', ['source'], $condition);
                        if (DBA::isResult($conversation)) {
                                $stored = true;
-                               logger('Got cached XML from conversation for URI '.$related_uri, LOGGER_DEBUG);
+                               Logger::log('Got cached XML from conversation for URI '.$related_uri, Logger::DEBUG);
                                $xml = $conversation['source'];
                        }
                }
@@ -990,7 +1002,7 @@ class OStatus
                if ($xml != '') {
                        self::process($xml, $importer, $contact, $hub, $stored, false);
                } else {
-                       logger("XML couldn't be fetched for URI: ".$related_uri." - href: ".$related, LOGGER_DEBUG);
+                       Logger::log("XML couldn't be fetched for URI: ".$related_uri." - href: ".$related, Logger::DEBUG);
                }
                return;
        }
@@ -1007,26 +1019,26 @@ class OStatus
         */
        private static function processRepeatedItem(DOMXPath $xpath, $entry, array &$item, array $importer)
        {
-               $activityobjects = $xpath->query('activity:object', $entry)->item(0);
+               $activityobject = $xpath->query('activity:object', $entry)->item(0);
 
-               if (!is_object($activityobjects)) {
+               if (!is_object($activityobject)) {
                        return [];
                }
 
                $link_data = [];
 
-               $orig_uri = XML::getFirstNodeValue($xpath, 'atom:id/text()', $activityobjects);
+               $orig_uri = XML::getFirstNodeValue($xpath, 'atom:id/text()', $activityobject);
 
-               $links = $xpath->query("atom:link", $activityobjects);
+               $links = $xpath->query("atom:link", $activityobject);
                if ($links) {
                        $link_data = self::processLinks($links, $item);
                }
 
-               $orig_body = XML::getFirstNodeValue($xpath, 'atom:content/text()', $activityobjects);
-               $orig_created = XML::getFirstNodeValue($xpath, 'atom:published/text()', $activityobjects);
-               $orig_edited = XML::getFirstNodeValue($xpath, 'atom:updated/text()', $activityobjects);
+               $orig_body = XML::getFirstNodeValue($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, $activityobjects, $importer, $dummy, false);
+               $orig_author = self::fetchAuthor($xpath, $activityobject, $importer, $dummy, false);
 
                $item["author-name"] = $orig_author["author-name"];
                $item["author-link"] = $orig_author["author-link"];
@@ -1038,11 +1050,19 @@ class OStatus
 
                $item["uri"] = $orig_uri;
 
-               $item["verb"] = XML::getFirstNodeValue($xpath, 'activity:verb/text()', $activityobjects);
+               $item["verb"] = XML::getFirstNodeValue($xpath, 'activity:verb/text()', $activityobject);
 
-               $item["object-type"] = XML::getFirstNodeValue($xpath, 'activity:object-type/text()', $activityobjects);
+               $item["object-type"] = XML::getFirstNodeValue($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', $activityobjects);
+               $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") {
@@ -1342,13 +1362,15 @@ class OStatus
 
                switch ($siteinfo["type"]) {
                        case 'photo':
-                               $imgdata = Image::getInfoFromURL($siteinfo["image"]);
-                               if ($imgdata) {
-                                       $attributes = ["rel" => "enclosure",
-                                                       "href" => $siteinfo["image"],
-                                                       "type" => $imgdata["mime"],
-                                                       "length" => intval($imgdata["size"])];
-                                       XML::addElement($doc, $root, "link", "", $attributes);
+                               if (!empty($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':
@@ -1429,8 +1451,8 @@ class OStatus
                $attributes = [
                                "rel" => "avatar",
                                "type" => "image/jpeg", // To-Do?
-                               "media:width" => 175,
-                               "media:height" => 175,
+                               "media:width" => 300,
+                               "media:height" => 300,
                                "href" => $owner["photo"]];
                XML::addElement($doc, $author, "link", "", $attributes);
 
@@ -1586,12 +1608,9 @@ class OStatus
                }
 
                if (!DBA::isResult($r)) {
-                       $r = q(
-                               "SELECT * FROM `gcontact` WHERE `nurl` = '%s' LIMIT 1",
-                               DBA::escape(normalise_link($url))
-                       );
+                       $gcontact = DBA::selectFirst('gcontact', [], ['nurl' => normalise_link($url)]);
                        if (DBA::isResult($r)) {
-                               $contact = $r[0];
+                               $contact = $gcontact;
                                $contact["uid"] = -1;
                                $contact["success_update"] = $contact["updated"];
                        }
@@ -1633,13 +1652,13 @@ class OStatus
        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($owner["url"]))) {
-                       logger("OStatus entry is from author ".$owner["url"]." - not from ".$item["author-link"].". Quitting.", LOGGER_DEBUG);
+                       Logger::log("OStatus entry is from author ".$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' => [NETWORK_DFRN, NETWORK_DIASPORA, NETWORK_OSTATUS]];
+                       'network' => [Protocol::DFRN, Protocol::DIASPORA, Protocol::OSTATUS]];
                $repeated_item = Item::selectFirst([], $condition);
                if (!DBA::isResult($repeated_item)) {
                        return false;
@@ -1696,7 +1715,7 @@ class OStatus
        private static function likeEntry(DOMDocument $doc, array $item, array $owner, $toplevel)
        {
                if (($item["id"] != $item["parent"]) && (normalise_link($item["author-link"]) != normalise_link($owner["url"]))) {
-                       logger("OStatus entry is from author ".$owner["url"]." - not from ".$item["author-link"].". Quitting.", LOGGER_DEBUG);
+                       Logger::log("OStatus entry is from author ".$owner["url"]." - not from ".$item["author-link"].". Quitting.", Logger::DEBUG);
                }
 
                $title = self::entryHeader($doc, $entry, $owner, $item, $toplevel);
@@ -1737,7 +1756,7 @@ class OStatus
                $object = $doc->createElement("activity:object");
                XML::addElement($doc, $object, "activity:object-type", ACTIVITY_OBJ_PERSON);
 
-               if ($contact['network'] == NETWORK_PHANTOM) {
+               if ($contact['network'] == Protocol::PHANTOM) {
                        XML::addElement($doc, $object, "id", $contact['url']);
                        return $object;
                }
@@ -1751,8 +1770,8 @@ class OStatus
                $attributes = [
                                "rel" => "avatar",
                                "type" => "image/jpeg", // To-Do?
-                               "media:width" => 175,
-                               "media:height" => 175,
+                               "media:width" => 300,
+                               "media:height" => 300,
                                "href" => $contact["photo"]];
                XML::addElement($doc, $object, "link", "", $attributes);
 
@@ -1792,14 +1811,11 @@ class OStatus
                        $item['follow'] = $contact['alias'];
                }
 
-               $r = q(
-                       "SELECT `id` FROM `contact` WHERE `uid` = %d AND `nurl` = '%s'",
-                       intval($owner['uid']),
-                       DBA::escape(normalise_link($contact["url"]))
-               );
+               $condition = ['uid' => $owner['uid'], 'nurl' => normalise_link($contact["url"])];
+               $user_contact = DBA::selectFirst('contact', ['id'], $condition);
 
-               if (DBA::isResult($r)) {
-                       $connect_id = $r[0]['id'];
+               if (DBA::isResult($user_contact)) {
+                       $connect_id = $user_contact['id'];
                } else {
                        $connect_id = 0;
                }
@@ -1815,7 +1831,7 @@ class OStatus
                }
 
                $item["uri"] = $item['parent-uri'] = $item['thr-parent']
-                               = 'tag:'.get_app()->get_hostname().
+                               = 'tag:'.get_app()->getHostName().
                                ','.date('Y-m-d').':'.$action.':'.$owner['uid'].
                                ':person:'.$connect_id.':'.$item['created'];
 
@@ -1846,7 +1862,7 @@ class OStatus
        private static function noteEntry(DOMDocument $doc, array $item, array $owner, $toplevel)
        {
                if (($item["id"] != $item["parent"]) && (normalise_link($item["author-link"]) != normalise_link($owner["url"]))) {
-                       logger("OStatus entry is from author ".$owner["url"]." - not from ".$item["author-link"].". Quitting.", LOGGER_DEBUG);
+                       Logger::log("OStatus entry is from author ".$owner["url"]." - not from ".$item["author-link"].". Quitting.", Logger::DEBUG);
                }
 
                $title = self::entryHeader($doc, $entry, $owner, $item, $toplevel);
@@ -1989,8 +2005,7 @@ class OStatus
                }
 
                if (intval($item["parent"]) > 0) {
-                       $conversation_href = System::baseUrl()."/display/".$owner["nick"]."/".$item["parent"];
-                       $conversation_uri = $conversation_href;
+                       $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' => $parent_item]);
@@ -2138,7 +2153,7 @@ class OStatus
                if ((time() - strtotime($owner['last-item'])) < 15*60) {
                        $result = Cache::get($cachekey);
                        if (!$nocache && !is_null($result)) {
-                               logger('Feed duration: ' . number_format(microtime(true) - $stamp, 3) . ' - ' . $owner_nick . ' - ' . $filter . ' - ' . $previous_created . ' (cached)', LOGGER_DEBUG);
+                               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'];
                        }
@@ -2153,7 +2168,7 @@ class OStatus
 
                $condition = ["`uid` = ? AND `created` > ? AND NOT `deleted`
                        AND NOT `private` AND `visible` AND `wall` AND `parent-network` IN (?, ?)",
-                       $owner["uid"], $check_date, NETWORK_OSTATUS, NETWORK_DFRN];
+                       $owner["uid"], $check_date, Protocol::OSTATUS, Protocol::DFRN];
 
                if ($filter === 'comments') {
                        $condition[0] .= " AND `object-type` = ? ";
@@ -2196,9 +2211,9 @@ class OStatus
                $feeddata = trim($doc->saveXML());
 
                $msg = ['feed' => $feeddata, 'last_update' => $last_update];
-               Cache::set($cachekey, $msg, CACHE_QUARTER_HOUR);
+               Cache::set($cachekey, $msg, Cache::QUARTER_HOUR);
 
-               logger('Feed duration: ' . number_format(microtime(true) - $stamp, 3) . ' - ' . $owner_nick . ' - ' . $filter . ' - ' . $previous_created, LOGGER_DEBUG);
+               Logger::log('Feed duration: ' . number_format(microtime(true) - $stamp, 3) . ' - ' . $owner_nick . ' - ' . $filter . ' - ' . $previous_created, Logger::DEBUG);
 
                return $feeddata;
        }