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Источник: https://github.com/nextcloud/spreed/archive/refs/tags/v22.0.12.tar.gz С этого коммита ветка официального Nextcloud Talk отрезана (решение владельца 2026-07-06). Все дальнейшие изменения — только наши; версии релизов: 22.0.12-f7.N.
94 lines
2.4 KiB
PHP
94 lines
2.4 KiB
PHP
<?php
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declare(strict_types=1);
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/**
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* SPDX-FileCopyrightText: 2023 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\Talk\Share\Helper;
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use OCP\FilesMetadata\Exceptions\FilesMetadataNotFoundException;
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use OCP\FilesMetadata\Exceptions\FilesMetadataTypeException;
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use OCP\FilesMetadata\IFilesMetadataManager;
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use OCP\FilesMetadata\Model\IFilesMetadata;
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class FilesMetadataCache {
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/** @var array<int, ?array{width: int, height: int, blurhash?: string}> */
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protected array $filesSizeData = [];
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public function __construct(
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protected IFilesMetadataManager $filesMetadataManager,
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) {
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}
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/**
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* @param list<int> $fileIds
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*/
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public function preloadMetadata(array $fileIds): void {
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$missingFileIds = array_diff($fileIds, array_keys($this->filesSizeData));
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if (empty($missingFileIds)) {
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return;
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}
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$data = $this->filesMetadataManager->getMetadataForFiles($missingFileIds);
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foreach ($data as $fileId => $metadata) {
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$this->cachePhotosSize($fileId, $metadata);
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}
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}
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/**
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* @param int $fileId
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* @return array
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* @psalm-return array{width: int, height: int, blurhash?: string}
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* @throws FilesMetadataNotFoundException
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*/
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public function getImageMetadataForFileId(int $fileId): array {
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if (!array_key_exists($fileId, $this->filesSizeData)) {
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try {
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$this->cachePhotosSize($fileId, $this->filesMetadataManager->getMetadata($fileId, true));
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} catch (FilesMetadataNotFoundException) {
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$this->filesSizeData[$fileId] = null;
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}
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}
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$data = $this->filesSizeData[$fileId];
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if ($data === null) {
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throw new FilesMetadataNotFoundException();
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}
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return $data;
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}
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protected function cachePhotosSize(int $fileId, IFilesMetadata $metadata): void {
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if ($metadata->hasKey('photos-size')) {
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try {
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$sizeMetadata = $metadata->getArray('photos-size');
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} catch (FilesMetadataNotFoundException|FilesMetadataTypeException) {
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$this->filesSizeData[$fileId] = null;
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return;
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}
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if (isset($sizeMetadata['width'], $sizeMetadata['height'])) {
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$dimensions = [
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'width' => $sizeMetadata['width'],
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'height' => $sizeMetadata['height'],
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];
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// Retrieve Blurhash from metadata (if present)
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if ($metadata->hasKey('blurhash')) {
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$dimensions['blurhash'] = $metadata->getString('blurhash');
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}
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$this->filesSizeData[$fileId] = $dimensions;
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} else {
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$this->filesSizeData[$fileId] = null;
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}
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} else {
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$this->filesSizeData[$fileId] = null;
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}
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}
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}
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