<?php
/**
- * @copyright Copyright (C) 2020, Friendica
+ * @copyright Copyright (C) 2010-2021, the Friendica project
*
* @license GNU AGPL version 3 or any later version
*
namespace Friendica\Protocol\ActivityPub;
-use Friendica\Content\PageInfo;
use Friendica\Content\Text\BBCode;
use Friendica\Content\Text\HTML;
+use Friendica\Content\Text\Markdown;
use Friendica\Core\Logger;
use Friendica\Core\Protocol;
use Friendica\Database\DBA;
use Friendica\Model\Contact;
use Friendica\Model\Conversation;
use Friendica\Model\Event;
+use Friendica\Model\GServer;
use Friendica\Model\Item;
use Friendica\Model\ItemURI;
use Friendica\Model\Mail;
class Processor
{
/**
- * Converts mentions from Pleroma into the Friendica format
+ * Extracts the tag character (#, @, !) from mention links
*
* @param string $body
+ * @return string
+ */
+ protected static function normalizeMentionLinks(string $body): string
+ {
+ return preg_replace('%\[url=([^\[\]]*)]([#@!])(.*?)\[/url]%ism', '$2[url=$1]$3[/url]', $body);
+ }
+
+ /**
+ * Convert the language array into a language JSON
*
- * @return string converted body
+ * @param array $languages
+ * @return string language JSON
*/
- private static function convertMentions($body)
+ private static function processLanguages(array $languages)
{
- $URLSearchString = "^\[\]";
- $body = preg_replace("/\[url\=([$URLSearchString]*)\]([#@!])(.*?)\[\/url\]/ism", '$2[url=$1]$3[/url]', $body);
+ $codes = array_keys($languages);
+ $lang = [];
+ foreach ($codes as $code) {
+ $lang[$code] = 1;
+ }
- return $body;
- }
+ if (empty($lang)) {
+ return '';
+ }
+ return json_encode($lang);
+ }
/**
* Replaces emojis in the body
*
}
$data = ['uri-id' => $uriid];
-
- $filetype = strtolower(substr($attachment['mediaType'], 0, strpos($attachment['mediaType'], '/')));
- if ($filetype == 'image') {
- $data['type'] = Post\Media::IMAGE;
- } elseif ($filetype == 'video') {
- $data['type'] = Post\Media::VIDEO;
- } elseif ($filetype == 'audio') {
- $data['type'] = Post\Media::AUDIO;
- } elseif (in_array($attachment['mediaType'], ['application/x-bittorrent', 'application/x-bittorrent;x-scheme-handler/magnet'])) {
- $data['type'] = Post\Media::TORRENT;
- } else {
- Logger::info('Unknown type', ['attachment' => $attachment]);
- return;
- }
-
+ $data['type'] = Post\Media::UNKNOWN;
$data['url'] = $attachment['url'];
$data['mimetype'] = $attachment['mediaType'];
$data['height'] = $attachment['height'] ?? null;
+ $data['width'] = $attachment['width'] ?? null;
$data['size'] = $attachment['size'] ?? null;
$data['preview'] = $attachment['image'] ?? null;
$data['description'] = $attachment['name'] ?? null;
}
/**
- * Add attachment data to the item array
+ * Stire attachment data
*
* @param array $activity
* @param array $item
- *
- * @return array array
*/
- private static function constructAttachList($activity, $item)
+ private static function storeAttachments($activity, $item)
{
if (empty($activity['attachments'])) {
- return $item;
+ return;
}
foreach ($activity['attachments'] as $attach) {
- switch ($attach['type']) {
- case 'link':
- $data = [
- 'url' => $attach['url'],
- 'type' => $attach['type'],
- 'title' => $attach['title'] ?? '',
- 'text' => $attach['desc'] ?? '',
- 'image' => $attach['image'] ?? '',
- 'images' => [],
- 'keywords' => [],
- ];
- $item['body'] = PageInfo::appendDataToBody($item['body'], $data);
- break;
- default:
- self::storeAttachmentAsMedia($item['uri-id'], $attach);
-
- $filetype = strtolower(substr($attach['mediaType'], 0, strpos($attach['mediaType'], '/')));
- if ($filetype == 'image') {
- if (!empty($activity['source'])) {
- foreach ([0, 1, 2] as $size) {
- if (preg_match('#/photo/.*-' . $size . '\.#ism', $attach['url']) &&
- strpos(preg_replace('#(/photo/.*)-[012]\.#ism', '$1-' . $size . '.', $activity['source']), $attach['url'])) {
- continue 3;
- }
- }
- if (strpos($activity['source'], $attach['url'])) {
- continue 2;
- }
- }
-
- $item['body'] .= "\n";
-
- // image is the preview/thumbnail URL
- if (!empty($attach['image'])) {
- $item['body'] .= '[url=' . $attach['url'] . ']';
- $attach['url'] = $attach['image'];
- }
-
- if (empty($attach['name'])) {
- $item['body'] .= '[img]' . $attach['url'] . '[/img]';
- } else {
- $item['body'] .= '[img=' . $attach['url'] . ']' . $attach['name'] . '[/img]';
- }
-
- if (!empty($attach['image'])) {
- $item['body'] .= '[/url]';
- }
- } elseif ($filetype == 'audio') {
- if (!empty($activity['source']) && strpos($activity['source'], $attach['url'])) {
- continue 2;
- }
-
- $item['body'] .= "\n[audio]" . $attach['url'] . '[/audio]';
- } elseif ($filetype == 'video') {
- if (!empty($activity['source']) && strpos($activity['source'], $attach['url'])) {
- continue 2;
- }
-
- $item['body'] .= "\n[video]" . $attach['url'] . '[/video]';
- }
- }
+ self::storeAttachmentAsMedia($item['uri-id'], $attach);
}
-
- return $item;
}
/**
*/
public static function updateItem($activity)
{
- $item = Item::selectFirst(['uri', 'uri-id', 'thr-parent', 'gravity'], ['uri' => $activity['id']]);
+ $item = Post::selectFirst(['uri', 'uri-id', 'thr-parent', 'gravity', 'post-type'], ['uri' => $activity['id']]);
if (!DBA::isResult($item)) {
Logger::warning('No existing item, item will be created', ['uri' => $activity['id']]);
$item = self::createItem($activity);
$item = self::processContent($activity, $item);
- $item = self::constructAttachList($activity, $item);
+ self::storeAttachments($activity, $item);
if (empty($item)) {
return;
$item['object-type'] = Activity\ObjectType::COMMENT;
}
- if (empty($activity['directmessage']) && ($activity['id'] != $activity['reply-to-id']) && !Item::exists(['uri' => $activity['reply-to-id']])) {
+ if (empty($activity['directmessage']) && ($activity['id'] != $activity['reply-to-id']) && !Post::exists(['uri' => $activity['reply-to-id']])) {
Logger::notice('Parent not found. Try to refetch it.', ['parent' => $activity['reply-to-id']]);
self::fetchMissingActivity($activity['reply-to-id'], $activity);
}
$item['diaspora_signed_text'] = $activity['diaspora:comment'] ?? '';
/// @todo What to do with $activity['context']?
- if (empty($activity['directmessage']) && ($item['gravity'] != GRAVITY_PARENT) && !Item::exists(['uri' => $item['thr-parent']])) {
+ if (empty($activity['directmessage']) && ($item['gravity'] != GRAVITY_PARENT) && !Post::exists(['uri' => $item['thr-parent']])) {
Logger::info('Parent not found, message will be discarded.', ['thr-parent' => $item['thr-parent']]);
return [];
}
$item['direction'] = Conversation::RELAY;
}
+ if ($activity['object_type'] == 'as:Article') {
+ $item['post-type'] = Item::PT_ARTICLE;
+ } elseif ($activity['object_type'] == 'as:Audio') {
+ $item['post-type'] = Item::PT_AUDIO;
+ } elseif ($activity['object_type'] == 'as:Document') {
+ $item['post-type'] = Item::PT_DOCUMENT;
+ } elseif ($activity['object_type'] == 'as:Event') {
+ $item['post-type'] = Item::PT_EVENT;
+ } elseif ($activity['object_type'] == 'as:Image') {
+ $item['post-type'] = Item::PT_IMAGE;
+ } elseif ($activity['object_type'] == 'as:Page') {
+ $item['post-type'] = Item::PT_PAGE;
+ } elseif ($activity['object_type'] == 'as:Video') {
+ $item['post-type'] = Item::PT_VIDEO;
+ } else {
+ $item['post-type'] = Item::PT_NOTE;
+ }
+
$item['isForum'] = false;
if (!empty($activity['thread-completion'])) {
$item['plink'] = $activity['alternate-url'] ?? $item['uri'];
- $item = self::constructAttachList($activity, $item);
+ self::storeAttachments($activity, $item);
+
+ // We received the post via AP, so we set the protocol of the server to AP
+ $contact = Contact::getById($item['author-id'], ['gsid']);
+ if (!empty($contact['gsid'])) {
+ GServer::setProtocol($contact['gsid'], Post\DeliveryData::ACTIVITYPUB);
+ }
+
+ if ($item['author-id'] != $item['owner-id']) {
+ $contact = Contact::getById($item['owner-id'], ['gsid']);
+ if (!empty($contact['gsid'])) {
+ GServer::setProtocol($contact['gsid'], Post\DeliveryData::ACTIVITYPUB);
+ }
+ }
return $item;
}
}
foreach ($activity['receiver'] as $receiver) {
- $item = Item::selectFirst(['id', 'uri-id', 'tag', 'origin', 'author-link'], ['uri' => $activity['target_id'], 'uid' => $receiver]);
+ $item = Post::selectFirst(['id', 'uri-id', 'origin', 'author-link'], ['uri' => $activity['target_id'], 'uid' => $receiver]);
if (!DBA::isResult($item)) {
// We don't fetch missing content for this purpose
continue;
$item['verb'] = $verb;
$item['thr-parent'] = $activity['object_id'];
$item['gravity'] = GRAVITY_ACTIVITY;
+ unset($item['post-type']);
$item['object-type'] = Activity\ObjectType::NOTE;
$item['diaspora_signed_text'] = $activity['diaspora:like'] ?? '';
*
* @param array $activity Activity array
* @param array $item
+ *
+ * @return int event id
* @throws \Exception
*/
public static function createEvent($activity, $item)
$event['finish'] = $activity['end-time'];
$event['nofinish'] = empty($event['finish']);
$event['location'] = $activity['location'];
- $event['adjust'] = true;
+ $event['adjust'] = $activity['adjust'] ?? true;
$event['cid'] = $item['contact-id'];
$event['uid'] = $item['uid'];
$event['uri'] = $item['uri'];
$event['direction'] = $item['direction'];
$event['source'] = $item['source'];
- $condition = ['uri' => $item['uri'], 'uid' => $item['uid']];
- $ev = DBA::selectFirst('event', ['id'], $condition);
+ $ev = DBA::selectFirst('event', ['id'], ['uri' => $item['uri'], 'uid' => $item['uid']]);
if (DBA::isResult($ev)) {
$event['id'] = $ev['id'];
}
$event_id = Event::store($event);
+
Logger::info('Event was stored', ['id' => $event_id]);
+
+ return $event_id;
}
/**
*/
private static function processContent($activity, $item)
{
- $item['title'] = HTML::toBBCode($activity['name']);
+ if (!empty($activity['mediatype']) && ($activity['mediatype'] == 'text/markdown')) {
+ $item['title'] = Markdown::toBBCode($activity['name']);
+ $content = Markdown::toBBCode($activity['content']);
+ } elseif (!empty($activity['mediatype']) && ($activity['mediatype'] == 'text/bbcode')) {
+ $item['title'] = $activity['name'];
+ $content = $activity['content'];
+ } else {
+ // By default assume "text/html"
+ $item['title'] = HTML::toBBCode($activity['name']);
+ $content = HTML::toBBCode($activity['content']);
+ }
- $content = HTML::toBBCode($activity['content']);
+ if (!empty($activity['languages'])) {
+ $item['language'] = self::processLanguages($activity['languages']);
+ }
if (!empty($activity['emojis'])) {
$content = self::replaceEmojis($content, $activity['emojis']);
}
- $content = self::convertMentions($content);
+ $content = self::addMentionLinks($content, $activity['tags']);
if (!empty($activity['source'])) {
$item['body'] = $activity['source'];
$item['raw-body'] = $content;
+ $item['body'] = Item::improveSharedDataInBody($item);
} else {
if (empty($activity['directmessage']) && ($item['thr-parent'] != $item['uri']) && ($item['gravity'] == GRAVITY_COMMENT)) {
$item_private = !in_array(0, $activity['item_receiver']);
- $parent = Item::selectFirst(['id', 'uri-id', 'private', 'author-link', 'alias'], ['uri' => $item['thr-parent']]);
+ $parent = Post::selectFirst(['id', 'uri-id', 'private', 'author-link', 'alias'], ['uri' => $item['thr-parent']]);
if (!DBA::isResult($parent)) {
Logger::warning('Unknown parent item.', ['uri' => $item['thr-parent']]);
return false;
$type = $activity['reception_type'][$receiver] ?? Receiver::TARGET_UNKNOWN;
switch($type) {
case Receiver::TARGET_TO:
- $item['post-type'] = Item::PT_TO;
+ $item['post-reason'] = Item::PR_TO;
break;
case Receiver::TARGET_CC:
- $item['post-type'] = Item::PT_CC;
+ $item['post-reason'] = Item::PR_CC;
break;
case Receiver::TARGET_BTO:
- $item['post-type'] = Item::PT_BTO;
+ $item['post-reason'] = Item::PR_BTO;
break;
case Receiver::TARGET_BCC:
- $item['post-type'] = Item::PT_BCC;
+ $item['post-reason'] = Item::PR_BCC;
break;
case Receiver::TARGET_FOLLOWER:
- $item['post-type'] = Item::PT_FOLLOWER;
+ $item['post-reason'] = Item::PR_FOLLOWER;
break;
case Receiver::TARGET_ANSWER:
- $item['post-type'] = Item::PT_COMMENT;
+ $item['post-reason'] = Item::PR_COMMENT;
break;
case Receiver::TARGET_GLOBAL:
- $item['post-type'] = Item::PT_GLOBAL;
+ $item['post-reason'] = Item::PR_GLOBAL;
break;
default:
- $item['post-type'] = Item::PT_ARTICLE;
+ $item['post-reason'] = Item::PR_NONE;
}
if (!empty($activity['from-relay'])) {
- $item['post-type'] = Item::PT_RELAY;
+ $item['post-reason'] = Item::PR_RELAY;
} elseif (!empty($activity['thread-completion'])) {
- $item['post-type'] = Item::PT_FETCHED;
+ $item['post-reason'] = Item::PR_FETCHED;
}
if ($item['isForum'] ?? false) {
continue;
}
+ if (!($item['isForum'] ?? false) && ($receiver != 0) && ($item['gravity'] == GRAVITY_PARENT) &&
+ ($item['post-reason'] == Item::PR_BCC) && !Contact::isSharingByURL($activity['author'], $receiver)) {
+ Logger::info('Top level post via BCC from a non sharer, ignoring', ['uid' => $receiver, 'contact' => $item['contact-id']]);
+ continue;
+ }
+
if (DI::pConfig()->get($receiver, 'system', 'accept_only_sharer', false) && ($receiver != 0) && ($item['gravity'] == GRAVITY_PARENT)) {
$skip = !Contact::isSharingByURL($activity['author'], $receiver);
}
if (($item['gravity'] != GRAVITY_ACTIVITY) && ($activity['object_type'] == 'as:Event')) {
- self::createEvent($activity, $item);
+ $event_id = self::createEvent($activity, $item);
+
+ $item = Event::getItemArrayForImportedId($event_id, $item);
}
$item_id = Item::insert($item);
$title = $matches[3];
}
- $title = trim(HTML::toPlaintext(BBCode::convert($title, false, BBCode::API, true), 0));
+ $title = trim(BBCode::toPlaintext($title));
if (strlen($title) > 20) {
$title = substr($title, 0, 20) . '...';
$object = ActivityPub::fetchContent($url, $uid);
if (empty($object)) {
- Logger::log('Activity ' . $url . ' was not fetchable, aborting.');
+ Logger::notice('Activity was not fetchable, aborting.', ['url' => $url]);
return '';
}
if (empty($object['id'])) {
- Logger::log('Activity ' . $url . ' has got not id, aborting. ' . json_encode($object));
+ Logger::notice('Activity has got not id, aborting. ', ['url' => $url, 'object' => $object]);
return '';
}
}
$replyto = JsonLD::fetchElement($activity['as:object'], 'as:inReplyTo', '@id');
- if (Item::exists(['uri' => $replyto])) {
- Logger::info('Post is a reply to an existing post - accepted', ['id' => $id, 'replyto' => $replyto]);
+ $uriid = ItemURI::getIdByURI($replyto);
+ if (Post::exists(['uri-id' => $uriid])) {
+ Logger::info('Post is a reply to an existing post - accepted', ['id' => $id, 'uri-id' => $uriid, 'replyto' => $replyto]);
return true;
}
DBA::update('contact', ['hub-verify' => $activity['id'], 'protocol' => Protocol::ACTIVITYPUB], ['id' => $cid]);
}
- Logger::log('Follow user ' . $uid . ' from contact ' . $cid . ' with id ' . $activity['id']);
+ Logger::notice('Follow user ' . $uid . ' from contact ' . $cid . ' with id ' . $activity['id']);
}
/**
$implicit_mentions = [];
if (empty($parent_author['url'])) {
- Logger::notice('Author public contact unknown.', ['author-link' => $parent['author-link'], 'item-id' => $parent['id']]);
+ Logger::notice('Author public contact unknown.', ['author-link' => $parent['author-link'], 'parent-id' => $parent['id']]);
} else {
$implicit_mentions[] = $parent_author['url'];
$implicit_mentions[] = $parent_author['nurl'];
return implode('', $kept_mentions);
}
+
+ /**
+ * Adds links to string mentions
+ *
+ * @param string $body
+ * @param array $tags
+ * @return string
+ */
+ protected static function addMentionLinks(string $body, array $tags): string
+ {
+ // This prevents links to be added again to Pleroma-style mention links
+ $body = self::normalizeMentionLinks($body);
+
+ $body = BBCode::performWithEscapedTags($body, ['url'], function ($body) use ($tags) {
+ foreach ($tags as $tag) {
+ if (empty($tag['name']) || empty($tag['type']) || empty($tag['href']) || !in_array($tag['type'], ['Mention', 'Hashtag'])) {
+ continue;
+ }
+
+ $hash = substr($tag['name'], 0, 1);
+ $name = substr($tag['name'], 1);
+ if (!in_array($hash, Tag::TAG_CHARACTER)) {
+ $hash = '';
+ $name = $tag['name'];
+ }
+
+ $body = str_replace($tag['name'], $hash . '[url=' . $tag['href'] . ']' . $name . '[/url]', $body);
+ }
+
+ return $body;
+ });
+
+ return $body;
+ }
}