<?php
/**
- * @file src/Protocol/ActivityPub.php
+ * @file src/Protocol/ActivityPub/Processor.php
*/
namespace Friendica\Protocol\ActivityPub;
use Friendica\Database\DBA;
-use Friendica\Core\System;
-use Friendica\BaseObject;
-use Friendica\Util\Network;
-use Friendica\Util\HTTPSignature;
use Friendica\Core\Protocol;
use Friendica\Model\Conversation;
use Friendica\Model\Contact;
use Friendica\Model\APContact;
use Friendica\Model\Item;
-use Friendica\Model\Profile;
-use Friendica\Model\Term;
use Friendica\Model\User;
-use Friendica\Util\DateTimeFormat;
-use Friendica\Util\Crypto;
-use Friendica\Content\Text\BBCode;
use Friendica\Content\Text\HTML;
use Friendica\Util\JsonLD;
-use Friendica\Util\LDSignature;
use Friendica\Core\Config;
use Friendica\Protocol\ActivityPub;
/**
- * @brief ActivityPub Protocol class
+ * ActivityPub Protocol class
+ *
+ * To-Do:
+ * - Store Diaspora signature
*/
class Processor
{
/**
- * @brief Converts mentions from Pleroma into the Friendica format
+ * Converts mentions from Pleroma into the Friendica format
*
* @param string $body
*
}
/**
- * @brief Constructs a string with tags for a given tag array
+ * Constructs a string with tags for a given tag array
*
* @param array $tags
* @param boolean $sensitive
$tag_text = '';
foreach ($tags as $tag) {
- if (in_array($tag['type'], ['Mention', 'Hashtag'])) {
+ if (in_array(defaults($tag, 'type', ''), ['Mention', 'Hashtag'])) {
if (!empty($tag_text)) {
$tag_text .= ',';
}
}
/**
- * @brief
+ * Add attachment data to the item array
*
- * @param $attachments
+ * @param array $attachments
* @param array $item
*
* @return item array
foreach ($attachments as $attach) {
$filetype = strtolower(substr($attach['mediaType'], 0, strpos($attach['mediaType'], '/')));
if ($filetype == 'image') {
- $item['body'] .= "\n[img]".$attach['url'].'[/img]';
+ $item['body'] .= "\n[img]" . $attach['url'] . '[/img]';
} else {
if (!empty($item["attach"])) {
$item["attach"] .= ',';
}
/**
- * @brief
+ * Prepares data for a message
*
- * @param array $activity
- * @param $body
+ * @param array $activity Activity array
*/
- public static function createItem($activity, $body)
+ public static function createItem($activity)
{
$item = [];
$item['verb'] = ACTIVITY_POST;
self::fetchMissingActivity($activity['reply-to-id'], $activity);
}
- self::postItem($activity, $item, $body);
+ self::postItem($activity, $item);
}
/**
- * @brief
+ * Prepare the item array for a "like"
*
- * @param array $activity
- * @param $body
+ * @param array $activity Activity array
*/
- public static function likeItem($activity, $body)
+ public static function likeItem($activity)
{
$item = [];
$item['verb'] = ACTIVITY_LIKE;
- $item['parent-uri'] = $activity['object'];
+ $item['parent-uri'] = $activity['object_id'];
$item['gravity'] = GRAVITY_ACTIVITY;
$item['object-type'] = ACTIVITY_OBJ_NOTE;
- self::postItem($activity, $item, $body);
+ self::postItem($activity, $item);
}
/**
- * @brief Delete items
+ * Delete items
*
* @param array $activity
- * @param $body
*/
public static function deleteItem($activity)
{
- $owner = Contact::getIdForURL($activity['owner']);
- $object = JsonLD::fetchElement($activity, 'object', 'id');
- logger('Deleting item ' . $object . ' from ' . $owner, LOGGER_DEBUG);
- Item::delete(['uri' => $object, 'owner-id' => $owner]);
+ $owner = Contact::getIdForURL($activity['actor']);
+
+ logger('Deleting item ' . $activity['object_id'] . ' from ' . $owner, LOGGER_DEBUG);
+ Item::delete(['uri' => $activity['object_id'], 'owner-id' => $owner]);
}
/**
- * @brief
+ * Prepare the item array for a "dislike"
*
- * @param array $activity
- * @param $body
+ * @param array $activity Activity array
*/
- public static function dislikeItem($activity, $body)
+ public static function dislikeItem($activity)
{
$item = [];
$item['verb'] = ACTIVITY_DISLIKE;
- $item['parent-uri'] = $activity['object'];
+ $item['parent-uri'] = $activity['object_id'];
$item['gravity'] = GRAVITY_ACTIVITY;
$item['object-type'] = ACTIVITY_OBJ_NOTE;
- self::postItem($activity, $item, $body);
+ self::postItem($activity, $item);
}
/**
- * @brief
+ * Creates an item post
*
- * @param array $activity
- * @param array $item
- * @param $body
+ * @param array $activity Activity data
+ * @param array $item item array
*/
- private static function postItem($activity, $item, $body)
+ private static function postItem($activity, $item)
{
/// @todo What to do with $activity['context']?
$item['network'] = Protocol::ACTIVITYPUB;
$item['private'] = !in_array(0, $activity['receiver']);
+ $item['author-link'] = $activity['author'];
$item['author-id'] = Contact::getIdForURL($activity['author'], 0, true);
- $item['owner-id'] = Contact::getIdForURL($activity['owner'], 0, true);
+
+ if (empty($activity['thread-completion'])) {
+ $item['owner-link'] = $activity['actor'];
+ $item['owner-id'] = Contact::getIdForURL($activity['actor'], 0, true);
+ } else {
+ logger('Ignoring actor because of thread completion.', LOGGER_DEBUG);
+ $item['owner-link'] = $item['author-link'];
+ $item['owner-id'] = $item['author-id'];
+ }
+
$item['uri'] = $activity['id'];
$item['created'] = $activity['published'];
$item['edited'] = $activity['updated'];
$item['content-warning'] = HTML::toBBCode($activity['summary']);
$item['body'] = self::convertMentions(HTML::toBBCode($activity['content']));
$item['location'] = $activity['location'];
+
+ if (!empty($item['latitude']) && !empty($item['longitude'])) {
+ $item['coord'] = $item['latitude'] . ' ' . $item['longitude'];
+ }
+
$item['tag'] = self::constructTagList($activity['tags'], $activity['sensitive']);
- $item['app'] = $activity['service'];
+ $item['app'] = $activity['generator'];
$item['plink'] = defaults($activity, 'alternate-url', $item['uri']);
+ $item['diaspora_signed_text'] = defaults($activity, 'diaspora:comment', '');
$item = self::constructAttachList($activity['attachments'], $item);
- $source = JsonLD::fetchElement($activity, 'source', 'content', 'mediaType', 'text/bbcode');
- if (!empty($source)) {
- $item['body'] = $source;
+ if (!empty($activity['source'])) {
+ $item['body'] = $activity['source'];
}
- $item['protocol'] = Conversation::PARCEL_ACTIVITYPUB;
- $item['source'] = $body;
- $item['conversation-href'] = $activity['context'];
- $item['conversation-uri'] = $activity['conversation'];
-
foreach ($activity['receiver'] as $receiver) {
$item['uid'] = $receiver;
$item['contact-id'] = Contact::getIdForURL($activity['author'], $receiver, true);
}
/**
- * @brief
+ * Fetches missing posts
*
* @param $url
* @param $child
$activity['published'] = $object['published'];
$activity['type'] = 'Create';
- ActivityPub\Receiver::processActivity($activity);
+ $ldactivity = JsonLD::compact($activity);
+
+ $ldactivity['thread-completion'] = true;
+
+ ActivityPub\Receiver::processActivity($ldactivity);
logger('Activity ' . $url . ' had been fetched and processed.');
}
/**
- * @brief perform a "follow" request
+ * perform a "follow" request
*
* @param array $activity
*/
public static function followUser($activity)
{
- $actor = JsonLD::fetchElement($activity, 'object', 'id');
- $uid = User::getIdForURL($actor);
+ $uid = User::getIdForURL($activity['object_id']);
if (empty($uid)) {
return;
}
$owner = User::getOwnerDataById($uid);
- $cid = Contact::getIdForURL($activity['owner'], $uid);
+ $cid = Contact::getIdForURL($activity['actor'], $uid);
if (!empty($cid)) {
- $contact = DBA::selectFirst('contact', [], ['id' => $cid]);
+ self::switchContact($cid);
+ $contact = DBA::selectFirst('contact', [], ['id' => $cid, 'network' => Protocol::NATIVE_SUPPORT]);
} else {
$contact = false;
}
- $item = ['author-id' => Contact::getIdForURL($activity['owner']),
- 'author-link' => $activity['owner']];
+ $item = ['author-id' => Contact::getIdForURL($activity['actor']),
+ 'author-link' => $activity['actor']];
+
+ // Ensure that the contact has got the right network type
+ self::switchContact($item['author-id']);
Contact::addRelationship($owner, $contact, $item);
- $cid = Contact::getIdForURL($activity['owner'], $uid);
+ $cid = Contact::getIdForURL($activity['actor'], $uid);
if (empty($cid)) {
return;
}
- $contact = DBA::selectFirst('contact', ['network'], ['id' => $cid]);
- if ($contact['network'] != Protocol::ACTIVITYPUB) {
- Contact::updateFromProbe($cid, Protocol::ACTIVITYPUB);
- }
-
DBA::update('contact', ['hub-verify' => $activity['id']], ['id' => $cid]);
logger('Follow user ' . $uid . ' from contact ' . $cid . ' with id ' . $activity['id']);
}
/**
- * @brief Update the given profile
+ * Update the given profile
*
* @param array $activity
*/
public static function updatePerson($activity)
{
- if (empty($activity['object']['id'])) {
+ if (empty($activity['object_id'])) {
return;
}
- logger('Updating profile for ' . $activity['object']['id'], LOGGER_DEBUG);
- APContact::getByURL($activity['object']['id'], true);
+ logger('Updating profile for ' . $activity['object_id'], LOGGER_DEBUG);
+ APContact::getByURL($activity['object_id'], true);
}
/**
- * @brief Delete the given profile
+ * Delete the given profile
*
* @param array $activity
*/
public static function deletePerson($activity)
{
- if (empty($activity['object']['id']) || empty($activity['object']['actor'])) {
+ if (empty($activity['object_id']) || empty($activity['actor'])) {
logger('Empty object id or actor.', LOGGER_DEBUG);
return;
}
- if ($activity['object']['id'] != $activity['object']['actor']) {
+ if ($activity['object_id'] != $activity['actor']) {
logger('Object id does not match actor.', LOGGER_DEBUG);
return;
}
- $contacts = DBA::select('contact', ['id'], ['nurl' => normalise_link($activity['object']['id'])]);
+ $contacts = DBA::select('contact', ['id'], ['nurl' => normalise_link($activity['object_id'])]);
while ($contact = DBA::fetch($contacts)) {
- Contact::remove($contact["id"]);
+ Contact::remove($contact['id']);
}
DBA::close($contacts);
- logger('Deleted contact ' . $activity['object']['id'], LOGGER_DEBUG);
+ logger('Deleted contact ' . $activity['object_id'], LOGGER_DEBUG);
}
/**
- * @brief Accept a follow request
+ * Accept a follow request
*
* @param array $activity
*/
public static function acceptFollowUser($activity)
{
- $actor = JsonLD::fetchElement($activity, 'object', 'actor');
- $uid = User::getIdForURL($actor);
+ $uid = User::getIdForURL($activity['object_actor']);
if (empty($uid)) {
return;
}
$owner = User::getOwnerDataById($uid);
- $cid = Contact::getIdForURL($activity['owner'], $uid);
+ $cid = Contact::getIdForURL($activity['actor'], $uid);
if (empty($cid)) {
- logger('No contact found for ' . $activity['owner'], LOGGER_DEBUG);
+ logger('No contact found for ' . $activity['actor'], LOGGER_DEBUG);
return;
}
+ self::switchContact($cid);
+
$fields = ['pending' => false];
$contact = DBA::selectFirst('contact', ['rel'], ['id' => $cid]);
}
/**
- * @brief Reject a follow request
+ * Reject a follow request
*
* @param array $activity
*/
public static function rejectFollowUser($activity)
{
- $actor = JsonLD::fetchElement($activity, 'object', 'actor');
- $uid = User::getIdForURL($actor);
+ $uid = User::getIdForURL($activity['object_actor']);
if (empty($uid)) {
return;
}
$owner = User::getOwnerDataById($uid);
- $cid = Contact::getIdForURL($activity['owner'], $uid);
+ $cid = Contact::getIdForURL($activity['actor'], $uid);
if (empty($cid)) {
- logger('No contact found for ' . $activity['owner'], LOGGER_DEBUG);
+ logger('No contact found for ' . $activity['actor'], LOGGER_DEBUG);
return;
}
+ self::switchContact($cid);
+
if (DBA::exists('contact', ['id' => $cid, 'rel' => Contact::SHARING, 'pending' => true])) {
Contact::remove($cid);
logger('Rejected contact request from contact ' . $cid . ' for user ' . $uid . ' - contact had been removed.', LOGGER_DEBUG);
}
/**
- * @brief Undo activity like "like" or "dislike"
+ * Undo activity like "like" or "dislike"
*
* @param array $activity
*/
public static function undoActivity($activity)
{
- $activity_url = JsonLD::fetchElement($activity, 'object', 'id');
- if (empty($activity_url)) {
+ if (empty($activity['object_id'])) {
return;
}
- $actor = JsonLD::fetchElement($activity, 'object', 'actor');
- if (empty($actor)) {
+ if (empty($activity['object_actor'])) {
return;
}
- $author_id = Contact::getIdForURL($actor);
+ $author_id = Contact::getIdForURL($activity['object_actor']);
if (empty($author_id)) {
return;
}
- Item::delete(['uri' => $activity_url, 'author-id' => $author_id, 'gravity' => GRAVITY_ACTIVITY]);
+ Item::delete(['uri' => $activity['object_id'], 'author-id' => $author_id, 'gravity' => GRAVITY_ACTIVITY]);
}
/**
- * @brief Activity to remove a follower
+ * Activity to remove a follower
*
* @param array $activity
*/
public static function undoFollowUser($activity)
{
- $object = JsonLD::fetchElement($activity, 'object', 'object');
- $uid = User::getIdForURL($object);
+ $uid = User::getIdForURL($activity['object_object']);
if (empty($uid)) {
return;
}
$owner = User::getOwnerDataById($uid);
- $cid = Contact::getIdForURL($activity['owner'], $uid);
+ $cid = Contact::getIdForURL($activity['actor'], $uid);
if (empty($cid)) {
- logger('No contact found for ' . $activity['owner'], LOGGER_DEBUG);
+ logger('No contact found for ' . $activity['actor'], LOGGER_DEBUG);
return;
}
+ self::switchContact($cid);
+
$contact = DBA::selectFirst('contact', [], ['id' => $cid]);
if (!DBA::isResult($contact)) {
return;
Contact::removeFollower($owner, $contact);
logger('Undo following request from contact ' . $cid . ' for user ' . $uid, LOGGER_DEBUG);
}
+
+ /**
+ * Switches a contact to AP if needed
+ *
+ * @param integer $cid Contact ID
+ */
+ private static function switchContact($cid)
+ {
+ $contact = DBA::selectFirst('contact', ['network'], ['id' => $cid, 'network' => Protocol::NATIVE_SUPPORT]);
+ if (!DBA::isResult($contact) || ($contact['network'] == Protocol::ACTIVITYPUB)) {
+ return;
+ }
+
+ logger('Change existing contact ' . $cid . ' from ' . $contact['network'] . ' to ActivityPub.');
+ Contact::updateFromProbe($cid, Protocol::ACTIVITYPUB);
+ }
}