memories/lib/Util.php

371 lines
11 KiB
PHP

<?php
declare(strict_types=1);
namespace OCA\Memories;
use OC\Files\Search\SearchBinaryOperator;
use OC\Files\Search\SearchComparison;
use OC\Files\Search\SearchQuery;
use OCP\App\IAppManager;
use OCP\Files\Node;
use OCP\Files\Search\ISearchBinaryOperator;
use OCP\Files\Search\ISearchComparison;
use OCP\IAppConfig;
use OCP\IConfig;
class Util
{
use UtilController;
public static $ARCHIVE_FOLDER = '.archive';
/**
* Get host CPU architecture (amd64 or aarch64).
*/
public static function getArch()
{
$uname = php_uname('m');
if (false !== stripos($uname, 'aarch64') || false !== stripos($uname, 'arm64')) {
return 'aarch64';
}
if (false !== stripos($uname, 'x86_64') || false !== stripos($uname, 'amd64')) {
return 'amd64';
}
return null;
}
/**
* Get the libc type for host (glibc or musl).
*/
public static function getLibc()
{
if ($ldd = shell_exec('ldd --version 2>&1')) {
if (false !== stripos($ldd, 'musl')) {
return 'musl';
}
if (false !== stripos($ldd, 'glibc')) {
return 'glibc';
}
}
return null;
}
/**
* Check if albums are enabled for this user.
*/
public static function albumsIsEnabled(): bool
{
$appManager = \OC::$server->get(IAppManager::class);
if (!$appManager->isEnabledForUser('photos')) {
return false;
}
$v = $appManager->getAppVersion('photos');
return version_compare($v, '1.7.0', '>=');
}
/**
* Check if tags is enabled for this user.
*/
public static function tagsIsEnabled(): bool
{
$appManager = \OC::$server->get(IAppManager::class);
return $appManager->isEnabledForUser('systemtags');
}
/**
* Check if recognize is enabled for this user.
*/
public static function recognizeIsEnabled(): bool
{
$appManager = \OC::$server->get(IAppManager::class);
if (!$appManager->isEnabledForUser('recognize')) {
return false;
}
$v = $appManager->getAppVersion('recognize');
if (!version_compare($v, '3.0.0-alpha', '>=')) {
return false;
}
$c = \OC::$server->get(IAppConfig::class);
if ('true' !== $c->getValue('recognize', 'faces.enabled', 'false')) {
return false;
}
return true;
}
/**
* Check if Face Recognition is enabled by the user.
*/
public static function facerecognitionIsEnabled(): bool
{
try {
$uid = self::getUID();
} catch (\Exception $e) {
return false;
}
$config = \OC::$server->get(IConfig::class);
$e = $config->getUserValue($uid, 'facerecognition', 'enabled', 'false');
return 'true' === $e;
}
/**
* Check if Face Recognition is installed and enabled for this user.
*/
public static function facerecognitionIsInstalled(): bool
{
$appManager = \OC::$server->get(IAppManager::class);
if (!$appManager->isEnabledForUser('facerecognition')) {
return false;
}
$v = $appManager->getAppInfo('facerecognition')['version'];
return version_compare($v, '0.9.10-beta.2', '>=');
}
/**
* Check if link sharing is allowed.
*/
public static function isLinkSharingEnabled(): bool
{
$config = \OC::$server->get(IConfig::class);
// Check if the shareAPI is enabled
if ('yes' !== $config->getAppValue('core', 'shareapi_enabled', 'yes')) {
return false;
}
// Check whether public sharing is enabled
if ('yes' !== $config->getAppValue('core', 'shareapi_allow_links', 'yes')) {
return false;
}
return true;
}
/**
* Force a fileinfo value on a node.
* This is a hack to avoid subclassing everything.
*
* @param mixed $node File to patch
* @param mixed $key Key to set
* @param mixed $value Value to set
*/
public static function forceFileInfo(Node &$node, $key, $value)
{
/** @var \OC\Files\Node\Node */
$node = $node;
$node->getFileInfo()[$key] = $value;
}
/**
* Force permissions on a node.
*
* @param mixed $node File to patch
* @param mixed $permissions Permissions to set
*/
public static function forcePermissions(Node &$node, int $permissions)
{
self::forceFileInfo($node, 'permissions', $permissions);
}
/**
* Convert permissions to string.
*/
public static function permissionsToStr(int $permissions): string
{
$str = '';
if ($permissions & \OCP\Constants::PERMISSION_CREATE) {
$str .= 'C';
}
if ($permissions & \OCP\Constants::PERMISSION_READ) {
$str .= 'R';
}
if ($permissions & \OCP\Constants::PERMISSION_UPDATE) {
$str .= 'U';
}
if ($permissions & \OCP\Constants::PERMISSION_DELETE) {
$str .= 'D';
}
if ($permissions & \OCP\Constants::PERMISSION_SHARE) {
$str .= 'S';
}
return $str;
}
/**
* Add OG metadata to a page for a node.
*
* @param mixed $node Node to get metadata from
* @param mixed $title Title of the page
* @param mixed $url URL of the page
* @param mixed $previewArgs Preview arguments (e.g. token)
*/
public static function addOgMetadata(Node $node, string $title, string $url, array $previewArgs)
{
// Add title
\OCP\Util::addHeader('meta', ['property' => 'og:title', 'content' => $title]);
// Get first node if folder
if ($node instanceof \OCP\Files\Folder) {
$query = new SearchBinaryOperator(ISearchBinaryOperator::OPERATOR_OR, [
new SearchComparison(ISearchComparison::COMPARE_LIKE, 'mimetype', 'image/%'),
new SearchComparison(ISearchComparison::COMPARE_LIKE, 'mimetype', 'video/%'),
]);
$query = new SearchQuery($query, 1, 0, [], null);
$nodes = $node->search($query);
if (0 === \count($nodes)) {
return;
}
$node = $nodes[0];
}
// Add file type
$mimeType = $node->getMimeType();
if (str_starts_with($mimeType, 'image/')) {
\OCP\Util::addHeader('meta', ['property' => 'og:type', 'content' => 'image']);
} elseif (str_starts_with($mimeType, 'video/')) {
\OCP\Util::addHeader('meta', ['property' => 'og:type', 'content' => 'video']);
}
// Add OG url
\OCP\Util::addHeader('meta', ['property' => 'og:url', 'content' => $url]);
// Get URL generator
$urlGenerator = \OC::$server->get(\OCP\IURLGenerator::class);
// Add OG image
$preview = $urlGenerator->linkToRouteAbsolute('memories.Image.preview', array_merge($previewArgs, [
'id' => $node->getId(),
'x' => 1024,
'y' => 1024,
'a' => true,
]));
\OCP\Util::addHeader('meta', ['property' => 'og:image', 'content' => $preview]);
}
/**
* Check if any encryption is enabled that we can not cope with
* such as end-to-end encryption.
*/
public static function isEncryptionEnabled(): bool
{
$encryptionManager = \OC::$server->get(\OCP\Encryption\IManager::class);
if ($encryptionManager->isEnabled()) {
// Server-side encryption (OC_DEFAULT_MODULE) is okay, others like e2e are not
return 'OC_DEFAULT_MODULE' !== $encryptionManager->getDefaultEncryptionModuleId();
}
return false;
}
/**
* Check if geolocation (places) is enabled and available.
* Returns the type of the GIS.
*/
public static function placesGISType(): int
{
return self::getSystemConfig('memories.gis_type');
}
/**
* Get a system config key with the correct default.
*
* @param null|mixed $default
*/
public static function getSystemConfig(string $key, $default = null)
{
$config = \OC::$server->get(\OCP\IConfig::class);
return $config->getSystemValue($key, $default ?? self::systemConfigDefaults()[$key]);
}
/** Get list of defaults for all system config keys. */
public static function systemConfigDefaults(): array
{
return [
// Places database type identifier
'memories.gis_type' => -1,
// Disable transcoding
'memories.vod.disable' => true,
// VA-API configuration options
'memories.vod.vaapi' => false, // Transcode with VA-API
'memories.vod.vaapi.low_power' => false, // Use low_power mode for VA-API
// NVENC configuration options
'memories.vod.nvenc' => false, // Transcode with NVIDIA NVENC
'memories.vod.nvenc.temporal_aq' => false,
'memories.vod.nvenc.scale' => 'npp', // npp or cuda
// Paths to ffmpeg and ffprobe binaries
'memories.vod.ffmpeg' => '',
'memories.vod.ffprobe' => '',
// Path to go-vod binary
'memories.vod.path' => '',
// Path to use for transcoded files (/tmp/go-vod/instanceid)
// Make sure this has plenty of space
'memories.vod.tempdir' => '',
// Bind address to use when starting the transcoding server
'memories.vod.bind' => '127.0.0.1:47788',
// Address used to connect to the transcoding server
// If not specified, the bind address above will be used
'memories.vod.connect' => '127.0.0.1:47788',
// Mark go-vod as external. If true, Memories will not attempt to
// start go-vod if it is not running already.
'memories.vod.external' => false,
// Set the default video quality for a first time user
// 0 => Auto (default)
// -1 => Original (max quality with transcoding)
// -2 => Direct (disable transcoding)
// 1080 => 1080p (and so on)
'memories.video_default_quality' => '0',
];
}
/**
* Kill all instances of a process by name.
* Similar to pkill, which may not be available on all systems.
*/
public static function pkill(string $name): void
{
// don't kill everything
if (empty($name)) {
return;
}
// get pids using ps as array
$pids = shell_exec("ps -ef | grep {$name} | grep -v grep | awk '{print $2}'");
if (null === $pids || empty($pids)) {
return;
}
$pids = array_filter(explode("\n", $pids));
// kill all pids
foreach ($pids as $pid) {
posix_kill((int) $pid, 9); // SIGKILL
}
}
}