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[ActivityPub] Use queues for notice distribution

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ActivityPubPlugin:
- Change event-based notice distribution to queues logic

ActivityPub/lib:
- Add queue handler class activitypubqueuehandler.php

Misc:
- Add documentation for the (Start/End)InitializeQueueManager events
This commit is contained in:
tenma
2019-08-06 21:28:55 +01:00
committed by Diogo Cordeiro
parent 5e589aba3c
commit b902b019fb
3 changed files with 178 additions and 96 deletions
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133
plugins/ActivityPub/ActivityPubPlugin.php
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@@ -32,6 +32,7 @@ require_once __DIR__ . DIRECTORY_SEPARATOR . 'lib' . DIRECTORY_SEPARATOR . 'disc
require_once __DIR__ . DIRECTORY_SEPARATOR . 'lib' . DIRECTORY_SEPARATOR . 'explorer.php';
require_once __DIR__ . DIRECTORY_SEPARATOR . 'lib' . DIRECTORY_SEPARATOR . 'postman.php';
require_once __DIR__ . DIRECTORY_SEPARATOR . 'lib' . DIRECTORY_SEPARATOR . 'inbox_handler.php';
require_once __DIR__ . DIRECTORY_SEPARATOR . 'lib' . DIRECTORY_SEPARATOR . 'activitypubqueuehandler.php';
// So that this isn't hardcoded everywhere
define('ACTIVITYPUB_BASE_ACTOR_URI', common_root_url().'index.php/user/');
@@ -218,6 +219,42 @@ class ActivityPubPlugin extends Plugin
return true;
}
/**
* Set up queue handlers for required interactions
*
* @param QueueManager $qm
* @return bool event hook return
*/
public function onEndInitializeQueueManager(QueueManager $qm): bool
{
// Notice distribution
$qm->connect('activitypub', 'ActivityPubQueueHandler');
return true;
}
/**
* Enqueue saved notices for distribution
*
* @param Notice $notice notice to be distributed
* @param Array &$transports list of transports to queue for
* @return bool event hook return
*/
public function onStartEnqueueNotice(Notice $notice, Array &$transports): bool
{
try {
$id = $notice->getID();
if ($id > 0) {
$transports[] = 'activitypub';
$this->log(LOG_INFO, "Notice:{$id} queued for distribution");
}
} catch (Exception $e) {
$this->log(LOG_ERR, "Invalid notice, not queueing for distribution");
}
return true;
}
/**
* Plugin Nodeinfo information
*
@@ -787,102 +824,6 @@ class ActivityPubPlugin extends Plugin
return true;
}
/**
* Insert notifications for replies, mentions and repeats
*
* @param $notice
* @return boolean hook flag
* @throws EmptyPkeyValueException
* @throws HTTP_Request2_Exception
* @throws InvalidUrlException
* @throws ServerException
* @author Diogo Cordeiro <diogo@fc.up.pt>
*/
public function onStartNoticeDistribute($notice)
{
assert($notice->id > 0); // Ignore if not a valid notice
$profile = $notice->getProfile();
if (!$profile->isLocal()) {
return true;
}
// Ignore for activity/non-(post/share)-verb notices
if (method_exists('ActivityUtils', 'compareVerbs')) {
$is_valid_verb = ActivityUtils::compareVerbs($notice->verb,
[ActivityVerb::POST,
ActivityVerb::SHARE]);
} else {
$is_valid_verb = ($notice->verb == ActivityVerb::POST ||
$notice->verb == ActivityVerb::SHARE);
}
if ($notice->source == 'activity' || !$is_valid_verb) {
common_log(LOG_DEBUG, "Ignoring distribution of notice with id {$notice->id} due to invalid Verb");
return true;
}
$other = Activitypub_profile::from_profile_collection(
$notice->getAttentionProfiles()
);
// Is a reply?
if ($notice->reply_to) {
try {
$parent_notice = $notice->getParent();
try {
$other[] = Activitypub_profile::from_profile($parent_notice->getProfile());
} catch (Exception $e) {
// Local user can be ignored
}
foreach ($parent_notice->getAttentionProfiles() as $mention) {
try {
$other[] = Activitypub_profile::from_profile($mention);
} catch (Exception $e) {
// Local user can be ignored
}
}
} catch (NoParentNoticeException $e) {
// This is not a reply to something (has no parent)
} catch (NoResultException $e) {
// Parent author's profile not found! Complain louder?
common_log(LOG_ERR, "Parent notice's author not found: ".$e->getMessage());
}
}
// Is an Announce?
if ($notice->isRepeat()) {
$repeated_notice = Notice::getKV('id', $notice->repeat_of);
if ($repeated_notice instanceof Notice) {
$other = array_merge($other,
Activitypub_profile::from_profile_collection(
$repeated_notice->getAttentionProfiles()
));
try {
$other[] = Activitypub_profile::from_profile($repeated_notice->getProfile());
} catch (Exception $e) {
// Local user can be ignored
}
// That was it
$postman = new Activitypub_postman($profile, $other);
$postman->announce($repeated_notice);
}
// either made the announce or found nothing to repeat
return true;
}
// That was it
$postman = new Activitypub_postman($profile, $other);
$postman->create_note($notice);
return true;
}
/**
* Override the "from ActivityPub" bit in notice lists to link to the
* original post and show the domain it came from.