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Merge pull request #11323 from annando/direction 

Issue 11309: improved check for wanted posts
This commit is contained in:
Hypolite Petovan 2022-03-12 13:42:08 -05:00 committed by GitHub
parent 5c4871fe6d 314bf92ead
commit 9e3dbfab3e
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GPG Key ID: 4AEE18F83AFDEB23
6 changed files with 137 additions and 81 deletions
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4
src/Module/Debug/ActivityPubConversion.php
View File

@ -114,6 +114,10 @@ class ActivityPubConversion extends BaseModule
$object_data['thread-completion'] = $activity['thread-completion'];
}
if (!empty($activity['completion-mode'])) {
$object_data['completion-mode'] = $activity['completion-mode'];
}
$results[] = [
'title' => DI::l10n()->t('Object data'),
'content' => visible_whitespace(var_export($object_data, true))

2
src/Module/Diaspora/Receive.php
View File

@ -78,7 +78,7 @@ class Receive extends BaseModule
$this->logger->info('Diaspora: Dispatching.');
Diaspora::dispatchPublic($msg);
Diaspora::dispatchPublic($msg, Diaspora::PUSHED);
}
/**

23
src/Protocol/ActivityPub/Processor.php
View File

@ -235,7 +235,7 @@ class Processor
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'], $activity);
self::fetchMissingActivity($activity['reply-to-id'], $activity, '', Receiver::COMPLETION_AUTO);
}
$item['diaspora_signed_text'] = $activity['diaspora:comment'] ?? '';
@ -600,11 +600,9 @@ class Processor
return true;
}
if (!empty($activity['thread-completion'])) {
// The thread completion mode means that the post is fetched intentionally.
// This can have several causes, in doubt we keep the message.
// This can possibly be improved in the future.
Logger::debug('Message is in completion mode - accepted', ['uri-id' => $item['uri-id'], 'guid' => $item['guid'], 'url' => $item['uri']]);
if (in_array($activity['completion-mode'] ?? Receiver::COMPLETION_NONE, [Receiver::COMPLETION_MANUAL, Receiver::COMPLETION_ANNOUCE])) {
// Manual completions and completions caused by reshares are allowed without any further checks.
Logger::debug('Message is in completion mode - accepted', ['mode' => $activity['completion-mode'], 'uri-id' => $item['uri-id'], 'guid' => $item['guid'], 'url' => $item['uri']]);
return true;
}
@ -616,7 +614,12 @@ class Processor
}
$tags = array_column(Tag::getByURIId($item['uri-id'], [Tag::HASHTAG]), 'name');
return Relay::isSolicitedPost($tags, $item['body'], $item['author-id'], $item['uri'], Protocol::ACTIVITYPUB);
if (Relay::isSolicitedPost($tags, $item['body'], $item['author-id'], $item['uri'], Protocol::ACTIVITYPUB)) {
Logger::debug('Post is accepted because of the relay settings', ['uri-id' => $item['uri-id'], 'guid' => $item['guid'], 'url' => $item['uri']]);
return true;
} else {
return false;
}
}
/**
@ -895,10 +898,11 @@ class Processor
* @param string $url message URL
* @param array $child activity array with the child of this message
* @param string $relay_actor Relay actor
* @param int $completion Completion mode, see Receiver::COMPLETION_*
* @return string fetched message URL
* @throws \Friendica\Network\HTTPException\InternalServerErrorException
*/
public static function fetchMissingActivity(string $url, array $child = [], string $relay_actor = '')
public static function fetchMissingActivity(string $url, array $child = [], string $relay_actor = '', int $completion = Receiver::COMPLETION_MANUAL)
{
if (!empty($child['receiver'])) {
$uid = ActivityPub\Receiver::getFirstUserFromReceivers($child['receiver']);
@ -962,10 +966,13 @@ class Processor
if (!empty($relay_actor)) {
$ldactivity['thread-completion'] = $ldactivity['from-relay'] = Contact::getIdForURL($relay_actor);
$ldactivity['completion-mode'] = Receiver::COMPLETION_RELAY;
} elseif (!empty($child['thread-completion'])) {
$ldactivity['thread-completion'] = $child['thread-completion'];
$ldactivity['completion-mode'] = $child['completion-mode'] ?? Receiver::COMPLETION_NONE;
} else {
$ldactivity['thread-completion'] = Contact::getIdForURL($actor);
$ldactivity['completion-mode'] = $completion;
}
if (!empty($child['type'])) {

14
src/Protocol/ActivityPub/Receiver.php
View File

@ -68,6 +68,12 @@ class Receiver
const TARGET_ANSWER = 6;
const TARGET_GLOBAL = 7;
const COMPLETION_NONE = 0;
const COMPLETION_ANNOUCE = 1;
const COMPLETION_RELAY = 2;
const COMPLETION_MANUAL = 3;
const COMPLETION_AUTO = 4;
/**
* Checks incoming message from the inbox
*
@ -190,7 +196,7 @@ class Receiver
return;
}
$id = Processor::fetchMissingActivity($object_id, [], $actor);
$id = Processor::fetchMissingActivity($object_id, [], $actor, self::COMPLETION_RELAY);
if (empty($id)) {
Logger::notice('Relayed message had not been fetched', ['id' => $object_id]);
return;
@ -529,6 +535,11 @@ class Receiver
if (!empty($activity['thread-completion'])) {
$object_data['thread-completion'] = $activity['thread-completion'];
}
if (!empty($activity['completion-mode'])) {
$object_data['completion-mode'] = $activity['completion-mode'];
}
if (!empty($activity['thread-children-type'])) {
$object_data['thread-children-type'] = $activity['thread-children-type'];
}
@ -555,6 +566,7 @@ class Receiver
case 'as:Announce':
if (in_array($object_data['object_type'], self::CONTENT_TYPES)) {
$object_data['thread-completion'] = Contact::getIdForURL($actor);
$object_data['completion-mode'] = self::COMPLETION_ANNOUCE;
$item = ActivityPub\Processor::createItem($object_data);
if (empty($item)) {

30
src/Protocol/DFRN.php
View File

@ -1769,18 +1769,34 @@ class DFRN
* Checks if an incoming message is wanted
*
* @param array $item
* @param array $imporer
* @return boolean Is the message wanted?
*/
private static function isSolicitedMessage(array $item)
private static function isSolicitedMessage(array $item, array $importer)
{
if (DBA::exists('contact', ["`nurl` = ? AND `uid` != ? AND `rel` IN (?, ?)",
Strings::normaliseLink($item["author-link"]), 0, Contact::FRIEND, Contact::SHARING])) {
Logger::debug('Author has got followers - accepted', ['uri' => $item['uri'], 'author' => $item["author-link"]]);
Logger::debug('Author has got followers - accepted', ['uri-id' => $item['uri-id'], 'guid' => $item['guid'], 'url' => $item['uri'], 'author' => $item["author-link"]]);
return true;
}
if ($importer['importer_uid'] != 0) {
Logger::debug('Message is directed to a user - accepted', ['uri-id' => $item['uri-id'], 'guid' => $item['guid'], 'url' => $item['uri'], 'importer' => $importer['importer_uid']]);
return true;
}
if ($item['uri'] != $item['thr-parent']) {
Logger::debug('Message is no parent - accepted', ['uri-id' => $item['uri-id'], 'guid' => $item['guid'], 'url' => $item['uri']]);
return true;
}
$tags = array_column(Tag::getByURIId($item['uri-id'], [Tag::HASHTAG]), 'name');
return Relay::isSolicitedPost($tags, $item['body'], $item['author-id'], $item['uri'], Protocol::DFRN);
if (Relay::isSolicitedPost($tags, $item['body'], $item['author-id'], $item['uri'], Protocol::DFRN)) {
Logger::debug('Post is accepted because of the relay settings', ['uri-id' => $item['uri-id'], 'guid' => $item['guid'], 'url' => $item['uri'], 'author' => $item["author-link"]]);
return true;
} else {
return false;
}
}
/**
@ -1981,11 +1997,9 @@ class DFRN
}
// Check if the message is wanted
if (($importer['importer_uid'] == 0) && ($item['uri'] == $item['thr-parent'])) {
if (!self::isSolicitedMessage($item)) {
DBA::delete('item-uri', ['uri' => $item['uri']]);
return 403;
}
if (!self::isSolicitedMessage($item, $importer)) {
DBA::delete('item-uri', ['uri' => $item['uri']]);
return 403;
}
// Get the type of the item (Top level post, reply or remote reply)

139
src/Protocol/Diaspora.php
View File

@ -56,6 +56,10 @@ use SimpleXMLElement;
*/
class Diaspora
{
const PUSHED = 0;
const FETCHED = 1;
const FORCED_FETCH = 2;
/**
* Return a list of participating contacts for a thread
*
@ -449,14 +453,14 @@ class Diaspora
/**
* Dispatches public messages and find the fitting receivers
*
* @param array $msg The post that will be dispatched
* @param bool $fetched The message had been fetched (default "false")
* @param array $msg The post that will be dispatched
* @param int $direction Indicates if the message had been fetched or pushed (self::PUSHED, self::FETCHED, self::FORCED_FETCH)
*
* @return int The message id of the generated message, "true" or "false" if there was an error
* @throws \Friendica\Network\HTTPException\InternalServerErrorException
* @throws \ImagickException
*/
public static function dispatchPublic($msg, bool $fetched = false)
public static function dispatchPublic($msg, int $direction)
{
$enabled = intval(DI::config()->get("system", "diaspora_enabled"));
if (!$enabled) {
@ -470,7 +474,7 @@ class Diaspora
}
$importer = ["uid" => 0, "page-flags" => User::PAGE_FLAGS_FREELOVE];
$success = self::dispatch($importer, $msg, $fields, $fetched);
$success = self::dispatch($importer, $msg, $fields, $direction);
return $success;
}
@ -478,16 +482,16 @@ class Diaspora
/**
* Dispatches the different message types to the different functions
*
* @param array $importer Array of the importer user
* @param array $msg The post that will be dispatched
* @param SimpleXMLElement $fields SimpleXML object that contains the message
* @param bool $fetched The message had been fetched (default "false")
* @param array $importer Array of the importer user
* @param array $msg The post that will be dispatched
* @param SimpleXMLElement $fields SimpleXML object that contains the message
* @param int $direction Indicates if the message had been fetched or pushed (self::PUSHED, self::FETCHED, self::FORCED_FETCH)
*
* @return int The message id of the generated message, "true" or "false" if there was an error
* @throws \Friendica\Network\HTTPException\InternalServerErrorException
* @throws \ImagickException
*/
public static function dispatch(array $importer, $msg, SimpleXMLElement $fields = null, bool $fetched = false)
public static function dispatch(array $importer, $msg, SimpleXMLElement $fields = null, int $direction = self::PUSHED)
{
// The sender is the handle of the contact that sent the message.
// This will often be different with relayed messages (for example "like" and "comment")
@ -520,7 +524,7 @@ class Diaspora
return self::receiveAccountDeletion($fields);
case "comment":
return self::receiveComment($importer, $sender, $fields, $msg["message"], $fetched);
return self::receiveComment($importer, $sender, $fields, $msg["message"], $direction);
case "contact":
if (!$private) {
@ -537,7 +541,7 @@ class Diaspora
return self::receiveConversation($importer, $msg, $fields);
case "like":
return self::receiveLike($importer, $sender, $fields, $fetched);
return self::receiveLike($importer, $sender, $fields, $direction);
case "message":
if (!$private) {
@ -551,7 +555,7 @@ class Diaspora
Logger::notice('Message with type ' . $type . ' is not private, quitting.');
return false;
}
return self::receiveParticipation($importer, $fields, $fetched);
return self::receiveParticipation($importer, $fields, $direction);
case "photo": // Not implemented
return self::receivePhoto($importer, $fields);
@ -567,13 +571,13 @@ class Diaspora
return self::receiveProfile($importer, $fields);
case "reshare":
return self::receiveReshare($importer, $fields, $msg["message"], $fetched);
return self::receiveReshare($importer, $fields, $msg["message"], $direction);
case "retraction":
return self::receiveRetraction($importer, $sender, $fields);
case "status_message":
return self::receiveStatusMessage($importer, $fields, $msg["message"], $fetched);
return self::receiveStatusMessage($importer, $fields, $msg["message"], $direction);
default:
Logger::notice("Unknown message type ".$type);
@ -991,8 +995,8 @@ class Diaspora
*/
private static function fetchGuidSub($match, $item)
{
if (!self::storeByGuid($match[1], $item["author-link"])) {
self::storeByGuid($match[1], $item["owner-link"]);
if (!self::storeByGuid($match[1], $item["author-link"], true)) {
self::storeByGuid($match[1], $item["owner-link"], true);
}
}
@ -1001,13 +1005,13 @@ class Diaspora
*
* @param string $guid the message guid
* @param string $server The server address
* @param int $uid The user id of the user
* @param bool $force Forced fetch
*
* @return int the message id of the stored message or false
* @throws \Friendica\Network\HTTPException\InternalServerErrorException
* @throws \ImagickException
*/
private static function storeByGuid($guid, $server, $uid = 0)
private static function storeByGuid($guid, $server, $force)
{
$serverparts = parse_url($server);
@ -1028,7 +1032,7 @@ class Diaspora
Logger::info("Successfully fetched item ".$guid." from ".$server);
// Now call the dispatcher
return self::dispatchPublic($msg, true);
return self::dispatchPublic($msg, $force ? self::FORCED_FETCH : self::FETCHED);
}
/**
@ -1136,7 +1140,7 @@ class Diaspora
}
Logger::info('Fetch GUID from origin', ['guid' => $guid, 'server' => $matches[1]]);
$ret = self::storeByGuid($guid, $matches[1], $uid);
$ret = self::storeByGuid($guid, $matches[1], true);
Logger::info('Result', ['ret' => $ret]);
$item = Post::selectFirst(['id'], ['guid' => $guid, 'uid' => $uid]);
@ -1170,11 +1174,11 @@ class Diaspora
if (!DBA::isResult($item)) {
$person = FContact::getByURL($author);
$result = self::storeByGuid($guid, $person["url"], $uid);
$result = self::storeByGuid($guid, $person["url"], false);
// We don't have an url for items that arrived at the public dispatcher
if (!$result && !empty($contact["url"])) {
$result = self::storeByGuid($guid, $contact["url"], $uid);
$result = self::storeByGuid($guid, $contact["url"], false);
}
if ($result) {
@ -1441,17 +1445,17 @@ class Diaspora
/**
* Processes an incoming comment
*
* @param array $importer Array of the importer user
* @param string $sender The sender of the message
* @param object $data The message object
* @param string $xml The original XML of the message
* @param bool $fetched The message had been fetched and not pushed
* @param array $importer Array of the importer user
* @param string $sender The sender of the message
* @param object $data The message object
* @param string $xml The original XML of the message
* @param int $direction Indicates if the message had been fetched or pushed (self::PUSHED, self::FETCHED, self::FORCED_FETCH)
*
* @return int The message id of the generated comment or "false" if there was an error
* @throws \Friendica\Network\HTTPException\InternalServerErrorException
* @throws \ImagickException
*/
private static function receiveComment(array $importer, $sender, $data, $xml, bool $fetched)
private static function receiveComment(array $importer, $sender, $data, $xml, int $direction)
{
$author = XML::unescape($data->author);
$guid = XML::unescape($data->guid);
@ -1512,7 +1516,7 @@ class Diaspora
$datarray["owner-id"] = Contact::getIdForURL($contact["url"], 0);
// Will be overwritten for sharing accounts in Item::insert
if ($fetched) {
if (in_array($direction, [self::FETCHED, self::FORCED_FETCH])) {
$datarray["post-reason"] = Item::PR_FETCHED;
} elseif ($datarray["uid"] == 0) {
$datarray["post-reason"] = Item::PR_GLOBAL;
@ -1534,7 +1538,7 @@ class Diaspora
$datarray["protocol"] = Conversation::PARCEL_DIASPORA;
$datarray["source"] = $xml;
$datarray["direction"] = $fetched ? Conversation::PULL : Conversation::PUSH;
$datarray["direction"] = in_array($direction, [self::FETCHED, self::FORCED_FETCH]) ? Conversation::PULL : Conversation::PUSH;
$datarray["changed"] = $datarray["created"] = $datarray["edited"] = $created_at;
@ -1698,15 +1702,16 @@ class Diaspora
/**
* Processes "like" messages
*
* @param array $importer Array of the importer user
* @param string $sender The sender of the message
* @param object $data The message object
* @param array $importer Array of the importer user
* @param string $sender The sender of the message
* @param object $data The message object
* @param int $direction Indicates if the message had been fetched or pushed (self::PUSHED, self::FETCHED, self::FORCED_FETCH)
*
* @return int The message id of the generated like or "false" if there was an error
* @throws \Friendica\Network\HTTPException\InternalServerErrorException
* @throws \ImagickException
*/
private static function receiveLike(array $importer, $sender, $data, bool $fetched)
private static function receiveLike(array $importer, $sender, $data, int $direction)
{
$author = XML::unescape($data->author);
$guid = XML::unescape($data->guid);
@ -1759,7 +1764,7 @@ class Diaspora
$datarray = [];
$datarray["protocol"] = Conversation::PARCEL_DIASPORA;
$datarray["direction"] = $fetched ? Conversation::PULL : Conversation::PUSH;
$datarray["direction"] = in_array($direction, [self::FETCHED, self::FORCED_FETCH]) ? Conversation::PULL : Conversation::PUSH;
$datarray["uid"] = $importer["uid"];
$datarray["contact-id"] = $author_contact["cid"];
@ -1885,14 +1890,15 @@ class Diaspora
/**
* Processes participations - unsupported by now
*
* @param array $importer Array of the importer user
* @param object $data The message object
* @param array $importer Array of the importer user
* @param object $data The message object
* @param int $direction Indicates if the message had been fetched or pushed (self::PUSHED, self::FETCHED, self::FORCED_FETCH)
*
* @return bool success
* @throws \Friendica\Network\HTTPException\InternalServerErrorException
* @throws \ImagickException
*/
private static function receiveParticipation(array $importer, $data, bool $fetched)
private static function receiveParticipation(array $importer, $data, int $direction)
{
$author = strtolower(XML::unescape($data->author));
$guid = XML::unescape($data->guid);
@ -1937,7 +1943,7 @@ class Diaspora
$datarray = [];
$datarray["protocol"] = Conversation::PARCEL_DIASPORA;
$datarray["direction"] = $fetched ? Conversation::PULL : Conversation::PUSH;
$datarray["direction"] = in_array($direction, [self::FETCHED, self::FORCED_FETCH]) ? Conversation::PULL : Conversation::PUSH;
$datarray["uid"] = $importer["uid"];
$datarray["contact-id"] = $author_contact["cid"];
@ -2290,12 +2296,12 @@ class Diaspora
$server = "https://".substr($orig_author, strpos($orig_author, "@") + 1);
Logger::notice("1st try: reshared message ".$guid." will be fetched via SSL from the server ".$server);
$stored = self::storeByGuid($guid, $server);
$stored = self::storeByGuid($guid, $server, true);
if (!$stored) {
$server = "http://".substr($orig_author, strpos($orig_author, "@") + 1);
Logger::notice("2nd try: reshared message ".$guid." will be fetched without SSL from the server ".$server);
$stored = self::storeByGuid($guid, $server);
$stored = self::storeByGuid($guid, $server, true);
}
if ($stored) {
@ -2376,15 +2382,16 @@ class Diaspora
/**
* Processes a reshare message
*
* @param array $importer Array of the importer user
* @param object $data The message object
* @param string $xml The original XML of the message
* @param array $importer Array of the importer user
* @param object $data The message object
* @param string $xml The original XML of the message
* @param int $direction Indicates if the message had been fetched or pushed (self::PUSHED, self::FETCHED, self::FORCED_FETCH)
*
* @return int the message id
* @throws \Friendica\Network\HTTPException\InternalServerErrorException
* @throws \ImagickException
*/
private static function receiveReshare(array $importer, $data, $xml, bool $fetched)
private static function receiveReshare(array $importer, $data, $xml, int $direction)
{
$author = XML::unescape($data->author);
$guid = XML::unescape($data->guid);
@ -2438,7 +2445,7 @@ class Diaspora
$datarray["protocol"] = Conversation::PARCEL_DIASPORA;
$datarray["source"] = $xml;
$datarray["direction"] = $fetched ? Conversation::PULL : Conversation::PUSH;
$datarray["direction"] = in_array($direction, [self::FETCHED, self::FORCED_FETCH]) ? Conversation::PULL : Conversation::PUSH;
/// @todo Copy tag data from original post
@ -2609,23 +2616,34 @@ class Diaspora
/**
* Checks if an incoming message is wanted
*
* @param string $url
* @param integer $uriid
* @param array $item
* @param string $author
* @param string $body
* @param int $direction Indicates if the message had been fetched or pushed (self::PUSHED, self::FETCHED, self::FORCED_FETCH)
*
* @return boolean Is the message wanted?
*/
private static function isSolicitedMessage(string $url, int $uriid, string $author, string $body)
private static function isSolicitedMessage(array $item, string $author, string $body, int $direction)
{
$contact = Contact::getByURL($author);
if (DBA::exists('contact', ["`nurl` = ? AND `uid` != ? AND `rel` IN (?, ?)",
$contact['nurl'], 0, Contact::FRIEND, Contact::SHARING])) {
Logger::debug('Author has got followers - accepted', ['url' => $url, 'author' => $author]);
Logger::debug('Author has got followers - accepted', ['uri-id' => $item['uri-id'], 'guid' => $item['guid'], 'url' => $item['uri'], 'author' => $author]);
return true;
}
$tags = array_column(Tag::getByURIId($uriid, [Tag::HASHTAG]), 'name');
return Relay::isSolicitedPost($tags, $body, $contact['id'], $url, Protocol::DIASPORA);
if ($direction == self::FORCED_FETCH) {
Logger::debug('Post is a forced fetch - accepted', ['uri-id' => $item['uri-id'], 'guid' => $item['guid'], 'url' => $item['uri'], 'author' => $author]);
return true;
}
$tags = array_column(Tag::getByURIId($item['uri-id'], [Tag::HASHTAG]), 'name');
if (Relay::isSolicitedPost($tags, $body, $contact['id'], $item['uri'], Protocol::DIASPORA)) {
Logger::debug('Post is accepted because of the relay settings', ['uri-id' => $item['uri-id'], 'guid' => $item['guid'], 'url' => $item['uri'], 'author' => $author]);
return true;
} else {
return false;
}
}
/**
@ -2651,15 +2669,16 @@ class Diaspora
/**
* Receives status messages
*
* @param array $importer Array of the importer user
* @param SimpleXMLElement $data The message object
* @param string $xml The original XML of the message
* @param bool $fetched The message had been fetched and not pushed
* @param array $importer Array of the importer user
* @param SimpleXMLElement $data The message object
* @param string $xml The original XML of the message
* @param int $direction Indicates if the message had been fetched or pushed (self::PUSHED, self::FETCHED, self::FORCED_FETCH)
*
* @return int The message id of the newly created item
* @throws \Friendica\Network\HTTPException\InternalServerErrorException
* @throws \ImagickException
*/
private static function receiveStatusMessage(array $importer, SimpleXMLElement $data, $xml, bool $fetched)
private static function receiveStatusMessage(array $importer, SimpleXMLElement $data, $xml, int $direction)
{
$author = XML::unescape($data->author);
$guid = XML::unescape($data->guid);
@ -2737,9 +2756,9 @@ class Diaspora
$datarray["protocol"] = Conversation::PARCEL_DIASPORA;
$datarray["source"] = $xml;
$datarray["direction"] = $fetched ? Conversation::PULL : Conversation::PUSH;
$datarray["direction"] = in_array($direction, [self::FETCHED, self::FORCED_FETCH]) ? Conversation::PULL : Conversation::PUSH;
if ($fetched) {
if (in_array($direction, [self::FETCHED, self::FORCED_FETCH])) {
$datarray["post-reason"] = Item::PR_FETCHED;
} elseif ($datarray["uid"] == 0) {
$datarray["post-reason"] = Item::PR_GLOBAL;
@ -2751,7 +2770,7 @@ class Diaspora
self::storeMentions($datarray['uri-id'], $text);
Tag::storeRawTagsFromBody($datarray['uri-id'], $datarray["body"]);
if (!$fetched && !self::isSolicitedMessage($datarray["uri"], $datarray['uri-id'], $author, $body)) {
if (!self::isSolicitedMessage($datarray, $author, $body, $direction)) {
DBA::delete('item-uri', ['uri' => $datarray['uri']]);
return false;
}