5cf486150a
- Add typing for most of the services, controllers and mappers - Add api doc for mappers - Use vendor-bin for psalm - Use attributes for controllers - Fix upload of attachments Signed-off-by: Carl Schwan <carl.schwan@nextcloud.com>
52 lines
1.3 KiB
PHP
52 lines
1.3 KiB
PHP
<?php
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/**
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* SPDX-FileCopyrightText: 2016 Nextcloud GmbH and Nextcloud contributors
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* SPDX-License-Identifier: AGPL-3.0-or-later
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*/
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namespace OCA\Deck\Db;
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use Generator;
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use OCP\AppFramework\Db\Entity;
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use OCP\AppFramework\Db\QBMapper;
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use OCP\DB\QueryBuilder\IQueryBuilder;
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/**
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* @template T of Entity
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* @template-extends QBMapper<T>
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*/
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abstract class DeckMapper extends QBMapper {
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/**
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* @return T
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* @throws \OCP\AppFramework\Db\MultipleObjectsReturnedException
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* @throws \OCP\AppFramework\Db\DoesNotExistException
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*/
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public function find(int $id): Entity {
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$qb = $this->db->getQueryBuilder();
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$qb->select('*')
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->from($this->getTableName())
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->where($qb->expr()->eq('id', $qb->createNamedParameter($id, IQueryBuilder::PARAM_INT)));
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return $this->findEntity($qb);
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}
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/**
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* Helper function to split passed array into chunks of 1000 elements and
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* call a given callback for fetching query results
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*
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* Can be useful to limit to 1000 results per query for oracle compatibility
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* but still iterate over all results
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*/
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public function chunkQuery(array $ids, callable $callback): Generator {
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$limit = 1000;
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while (!empty($ids)) {
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$slice = array_splice($ids, 0, $limit);
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foreach ($callback($slice) as $item) {
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yield $item;
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}
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}
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}
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}
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