kopia lustrzana https://github.com/nextcloud/social
349 wiersze
9.7 KiB
PHP
349 wiersze
9.7 KiB
PHP
<?php
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declare(strict_types=1);
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/**
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* Nextcloud - Social Support
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*
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* This file is licensed under the Affero General Public License version 3 or
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* later. See the COPYING file.
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*
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* @author Maxence Lange <maxence@artificial-owl.com>
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* @copyright 2018, Maxence Lange <maxence@artificial-owl.com>
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* @license GNU AGPL version 3 or any later version
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as
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* published by the Free Software Foundation, either version 3 of the
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* License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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namespace OCA\Social\Db;
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use DateTime;
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use Exception;
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use OCA\Social\Exceptions\CacheActorDoesNotExistException;
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use OCA\Social\Model\ActivityPub\Actor\Person;
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use OCA\Social\Model\ActivityPub\Object\Follow;
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use OCA\Social\Model\Client\Options\ProbeOptions;
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use OCP\DB\Exception as DBException;
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use OCP\DB\QueryBuilder\IQueryBuilder;
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class CacheActorsRequest extends CacheActorsRequestBuilder {
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public const CACHE_TTL = 60 * 24 * 10; // 10d
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/**
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* Insert cache about an Actor in database.
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*/
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public function save(Person $actor): void {
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$qb = $this->getCacheActorsInsertSql();
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$qb->setValue('id', $qb->createNamedParameter($actor->getId()))
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->setValue('id_prim', $qb->createNamedParameter($qb->prim($actor->getId())))
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->setValue('account', $qb->createNamedParameter($actor->getAccount()))
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->setValue('type', $qb->createNamedParameter($actor->getType()))
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->setValue('local', $qb->createNamedParameter(($actor->isLocal()) ? '1' : '0'))
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->setValue('following', $qb->createNamedParameter($actor->getFollowing()))
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->setValue('followers', $qb->createNamedParameter($actor->getFollowers()))
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->setValue('inbox', $qb->createNamedParameter($actor->getInbox()))
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->setValue('shared_inbox', $qb->createNamedParameter($actor->getSharedInbox()))
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->setValue('outbox', $qb->createNamedParameter($actor->getOutbox()))
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->setValue('featured', $qb->createNamedParameter($actor->getFeatured()))
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->setValue('url', $qb->createNamedParameter($actor->getUrl()))
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->setValue(
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'preferred_username', $qb->createNamedParameter($actor->getPreferredUsername())
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)
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->setValue('name', $qb->createNamedParameter($actor->getName()))
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->setValue('summary', $qb->createNamedParameter($actor->getSummary()))
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->setValue('public_key', $qb->createNamedParameter($actor->getPublicKey()))
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->setValue('source', $qb->createNamedParameter($actor->getSource()))
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->setValue('details', $qb->createNamedParameter(json_encode($actor->getDetailsAll())));
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try {
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if ($actor->getCreation() > 0) {
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$dTime = new DateTime();
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$dTime->setTimestamp($actor->getCreation());
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} else {
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$dTime = new DateTime('now');
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}
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$qb->setValue(
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'creation',
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$qb->createNamedParameter($dTime, IQueryBuilder::PARAM_DATE)
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);
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} catch (Exception $e) {
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}
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if ($actor->hasIcon()) {
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$iconId = $actor->getIcon()
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->getId();
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} else {
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$iconId = $actor->getIconId();
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}
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$qb->setValue('icon_id', $qb->createNamedParameter($iconId));
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$qb->generatePrimaryKey($actor->getId());
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try {
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$qb->executeStatement();
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} catch (DBException $e) {
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}
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}
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/**
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* Insert cache about an Actor in database.
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*/
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public function update(Person $actor): int {
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$qb = $this->getCacheActorsUpdateSql();
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$qb->set('following', $qb->createNamedParameter($actor->getFollowing()))
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->set('followers', $qb->createNamedParameter($actor->getFollowers()))
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->set('inbox', $qb->createNamedParameter($actor->getInbox()))
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->set('shared_inbox', $qb->createNamedParameter($actor->getSharedInbox()))
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->set('outbox', $qb->createNamedParameter($actor->getOutbox()))
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->set('featured', $qb->createNamedParameter($actor->getFeatured()))
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->set('url', $qb->createNamedParameter($actor->getUrl()))
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->set(
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'preferred_username', $qb->createNamedParameter($actor->getPreferredUsername())
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)
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->set('name', $qb->createNamedParameter($actor->getName()))
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->set('summary', $qb->createNamedParameter($actor->getSummary()))
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->set('public_key', $qb->createNamedParameter($actor->getPublicKey()))
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->set('source', $qb->createNamedParameter($actor->getSource()))
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->set('details', $qb->createNamedParameter(json_encode($actor->getDetailsAll())));
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try {
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if ($actor->getCreation() > 0) {
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$dTime = new DateTime();
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$dTime->setTimestamp($actor->getCreation());
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} else {
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$dTime = new DateTime('now');
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}
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$qb->set(
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'creation',
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$qb->createNamedParameter($dTime, IQueryBuilder::PARAM_DATE)
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);
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} catch (Exception $e) {
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}
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if ($actor->hasIcon()) {
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$iconId = $actor->getIcon()
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->getId();
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} else {
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$iconId = $actor->getIconId();
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}
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$qb->set('icon_id', $qb->createNamedParameter($iconId));
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$this->limitToIdString($qb, $actor->getId());
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return $qb->executeStatement();
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}
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/**
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* get Cached version of an Actor, based on the UriId
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*
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* @param string $id
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*
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* @return Person
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* @throws CacheActorDoesNotExistException
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*/
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public function getFromId(string $id): Person {
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$qb = $this->getCacheActorsSelectSql();
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$qb->limitToIdString($id);
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$qb->leftJoinCacheDocuments('icon_id');
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return $this->getCacheActorFromRequest($qb);
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}
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/**
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* get Cached version of an Actor, based on the Account
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*
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* @param string $account
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*
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* @return Person
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* @throws CacheActorDoesNotExistException
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*/
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public function getFromAccount(string $account): Person {
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$qb = $this->getCacheActorsSelectSql();
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$qb->limitToAccount($account);
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$qb->leftJoinCacheDocuments('icon_id');
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$this->leftJoinDetails($qb);
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return $this->getCacheActorFromRequest($qb);
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}
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/**
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* get Cached version of a local Actor, based on the preferred username
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*
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* @param string $account
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*
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* @return Person
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* @throws CacheActorDoesNotExistException
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*/
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public function getFromLocalAccount(string $account): Person {
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$qb = $this->getCacheActorsSelectSql();
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$qb->limitToPreferredUsername($account);
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$qb->limitToLocal(true);
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$qb->leftJoinCacheDocuments('icon_id');
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$this->leftJoinDetails($qb);
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return $this->getCacheActorFromRequest($qb);
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}
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/**
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* @param string $search
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*
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* @return Person[]
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*/
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public function searchAccounts(string $search): array {
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$qb = $this->getCacheActorsSelectSql();
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$qb->searchInAccount($search);
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/** @var SocialQueryBuilder $qb */
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$qb->leftJoinCacheDocuments('icon_id');
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$this->leftJoinDetails($qb);
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$qb->limitResults(25);
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return $this->getCacheActorsFromRequest($qb);
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}
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/**
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* @return Person[]
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* @throws Exception
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*/
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public function getRemoteActorsToUpdate(): array {
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$qb = $this->getCacheActorsSelectSql();
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$this->limitToLocal($qb, false);
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$this->limitToCreation($qb, self::CACHE_TTL);
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return $this->getCacheActorsFromRequest($qb);
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}
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/**
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* delete cached version of an Actor, based on the UriId
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*
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* @param string $id
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*/
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public function deleteCacheById(string $id) {
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$qb = $this->getCacheActorsDeleteSql();
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$qb->limitToIdPrim($qb->prim($id));
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$qb->execute();
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}
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/**
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* @return array
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*/
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public function getSharedInboxes(): array {
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$qb = $this->getQueryBuilder();
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$qb->selectDistinct('shared_inbox')
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->from(self::TABLE_CACHE_ACTORS);
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$inbox = [];
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$cursor = $qb->execute();
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while ($data = $cursor->fetch()) {
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$inbox[] = $data['shared_inbox'];
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}
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$cursor->closeCursor();
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return $inbox;
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}
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/**
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* @param ProbeOptions $options
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*
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* @return Person[]
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*/
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public function probeActors(ProbeOptions $options): array {
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switch (strtolower($options->getProbe())) {
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case ProbeOptions::FOLLOWING:
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$result = $this->probeActorsFollowing($options);
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break;
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case ProbeOptions::FOLLOWERS:
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$result = $this->probeActorsFollowers($options);
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break;
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default:
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return [];
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}
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if ($options->isInverted()) {
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// in case we inverted the order during the request, we revert the results
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$result = array_reverse($result);
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}
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return $result;
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}
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/**
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* @param ProbeOptions $options
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*
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* @return Person[]
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*/
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public function probeActorsFollowing(ProbeOptions $options): array {
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$qb = $this->getCacheActorsSelectSql($options->getFormat());
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$qb->paginate($options);
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$qb->leftJoin(
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$qb->getDefaultSelectAlias(),
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CoreRequestBuilder::TABLE_FOLLOWS,
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'ca_f',
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// object_id of follow is equal to actor's id
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$qb->expr()->eq('ca.id_prim', 'ca_f.object_id_prim')
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);
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// follow must be accepted
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$qb->limitToType(Follow::TYPE, 'ca_f');
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$qb->limitToAccepted(true, 'ca_f');
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// actor_id of follow is equal to requested account
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$qb->limitToActorIdPrim($qb->prim($options->getAccountId()), 'ca_f');
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return $this->getCacheActorsFromRequest($qb);
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}
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/**
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* @param ProbeOptions $options
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*
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* @return Person[]
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*/
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public function probeActorsFollowers(ProbeOptions $options): array {
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$qb = $this->getCacheActorsSelectSql($options->getFormat());
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$qb->paginate($options);
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$qb->leftJoin(
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$qb->getDefaultSelectAlias(),
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CoreRequestBuilder::TABLE_FOLLOWS,
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'ca_f',
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// actor_id of follow is equal to actor's id
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$qb->expr()->eq('ca.id_prim', 'ca_f.actor_id_prim')
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);
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// follow must be accepted
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$qb->limitToType(Follow::TYPE, 'ca_f');
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$qb->limitToAccepted(true, 'ca_f');
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// object_id of follow is equal to requested account
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$qb->limitToObjectIdPrim($qb->prim($options->getAccountId()), 'ca_f');
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return $this->getCacheActorsFromRequest($qb);
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}
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}
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