aboutsummaryrefslogtreecommitdiffstats
path: root/lib/public/Util.php
diff options
context:
space:
mode:
Diffstat (limited to 'lib/public/Util.php')
-rw-r--r--lib/public/Util.php422
1 files changed, 240 insertions, 182 deletions
diff --git a/lib/public/Util.php b/lib/public/Util.php
index c8b55bb10e2..b3111c54fc7 100644
--- a/lib/public/Util.php
+++ b/lib/public/Util.php
@@ -1,53 +1,23 @@
<?php
+
/**
- * @copyright Copyright (c) 2016, ownCloud, Inc.
- *
- * @author Arthur Schiwon <blizzz@arthur-schiwon.de>
- * @author Bart Visscher <bartv@thisnet.nl>
- * @author Björn Schießle <bjoern@schiessle.org>
- * @author Christoph Wurst <christoph@winzerhof-wurst.at>
- * @author Frank Karlitschek <frank@karlitschek.de>
- * @author Georg Ehrke <oc.list@georgehrke.com>
- * @author Individual IT Services <info@individual-it.net>
- * @author J0WI <J0WI@users.noreply.github.com>
- * @author Jens-Christian Fischer <jens-christian.fischer@switch.ch>
- * @author Joas Schilling <coding@schilljs.com>
- * @author Jonas Meurer <jonas@freesources.org>
- * @author Julius Härtl <jus@bitgrid.net>
- * @author Lukas Reschke <lukas@statuscode.ch>
- * @author Michael Gapczynski <GapczynskiM@gmail.com>
- * @author Morris Jobke <hey@morrisjobke.de>
- * @author Pellaeon Lin <nfsmwlin@gmail.com>
- * @author Randolph Carter <RandolphCarter@fantasymail.de>
- * @author Robin Appelman <robin@icewind.nl>
- * @author Robin McCorkell <robin@mccorkell.me.uk>
- * @author Roeland Jago Douma <roeland@famdouma.nl>
- * @author Thomas Müller <thomas.mueller@tmit.eu>
- * @author Victor Dubiniuk <dubiniuk@owncloud.com>
- * @author Vincent Petry <vincent@nextcloud.com>
- *
- * @license AGPL-3.0
- *
- * This code is free software: you can redistribute it and/or modify
- * it under the terms of the GNU Affero General Public License, version 3,
- * as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU Affero General Public License for more details.
- *
- * You should have received a copy of the GNU Affero General Public License, version 3,
- * along with this program. If not, see <http://www.gnu.org/licenses/>
- *
+ * SPDX-FileCopyrightText: 2016-2024 Nextcloud GmbH and Nextcloud contributors
+ * SPDX-FileCopyrightText: 2016 ownCloud, Inc.
+ * SPDX-License-Identifier: AGPL-3.0-only
*/
// use OCP namespace for all classes that are considered public.
-// This means that they should be used by apps instead of the internal ownCloud classes
+// This means that they should be used by apps instead of the internal Nextcloud classes
namespace OCP;
+use bantu\IniGetWrapper\IniGetWrapper;
use OC\AppScriptDependency;
use OC\AppScriptSort;
+use OC\Security\CSRF\CsrfTokenManager;
+use OCP\L10N\IFactory;
+use OCP\Mail\IMailer;
+use OCP\Share\IManager;
+use Psr\Container\ContainerExceptionInterface;
/**
* This class provides different helper functions to make the life of a developer easier
@@ -55,46 +25,20 @@ use OC\AppScriptSort;
* @since 4.0.0
*/
class Util {
- /**
- * @deprecated 14.0.0 use \OCP\ILogger::DEBUG
- */
- public const DEBUG = 0;
- /**
- * @deprecated 14.0.0 use \OCP\ILogger::INFO
- */
- public const INFO = 1;
- /**
- * @deprecated 14.0.0 use \OCP\ILogger::WARN
- */
- public const WARN = 2;
- /**
- * @deprecated 14.0.0 use \OCP\ILogger::ERROR
- */
- public const ERROR = 3;
- /**
- * @deprecated 14.0.0 use \OCP\ILogger::FATAL
- */
- public const FATAL = 4;
-
- /** @var \OCP\Share\IManager */
- private static $shareManager;
-
- /** @var array */
- private static $scripts = [];
-
- /** @var array */
- private static $scriptDeps = [];
+ private static ?IManager $shareManager = null;
- /** @var array */
- private static $sortedScriptDeps = [];
+ private static array $scriptsInit = [];
+ private static array $scripts = [];
+ private static array $scriptDeps = [];
/**
* get the current installed version of Nextcloud
* @return array
* @since 4.0.0
+ * @deprecated 31.0.0 Use \OCP\ServerVersion::getVersion
*/
public static function getVersion() {
- return \OC_Util::getVersion();
+ return Server::get(ServerVersion::class)->getVersion();
}
/**
@@ -103,11 +47,11 @@ class Util {
public static function hasExtendedSupport(): bool {
try {
/** @var \OCP\Support\Subscription\IRegistry */
- $subscriptionRegistry = \OC::$server->query(\OCP\Support\Subscription\IRegistry::class);
+ $subscriptionRegistry = Server::get(\OCP\Support\Subscription\IRegistry::class);
return $subscriptionRegistry->delegateHasExtendedSupport();
- } catch (AppFramework\QueryException $e) {
+ } catch (ContainerExceptionInterface $e) {
}
- return \OC::$server->getConfig()->getSystemValueBool('extendedSupport', false);
+ return \OCP\Server::get(IConfig::class)->getSystemValueBool('extendedSupport', false);
}
/**
@@ -116,29 +60,17 @@ class Util {
* @since 8.1.0
*/
public static function setChannel($channel) {
- \OC::$server->getConfig()->setSystemValue('updater.release.channel', $channel);
+ \OCP\Server::get(IConfig::class)->setSystemValue('updater.release.channel', $channel);
}
/**
* Get current update channel
* @return string
* @since 8.1.0
+ * @deprecated 31.0.0 Use \OCP\ServerVersion::getChannel
*/
public static function getChannel() {
- return \OC_Util::getChannel();
- }
-
- /**
- * write a message in the log
- * @param string $app
- * @param string $message
- * @param int $level
- * @since 4.0.0
- * @deprecated 13.0.0 use log of \OCP\ILogger
- */
- public static function writeLog($app, $message, $level) {
- $context = ['app' => $app];
- \OC::$server->getLogger()->log($level, $message, $context);
+ return \OCP\Server::get(ServerVersion::class)->getChannel();
}
/**
@@ -146,40 +78,61 @@ class Util {
*
* @return boolean
* @since 7.0.0
- * @deprecated 9.1.0 Use \OC::$server->getShareManager()->sharingDisabledForUser
+ * @deprecated 9.1.0 Use Server::get(\OCP\Share\IManager::class)->sharingDisabledForUser
*/
public static function isSharingDisabledForUser() {
if (self::$shareManager === null) {
- self::$shareManager = \OC::$server->getShareManager();
+ self::$shareManager = Server::get(IManager::class);
}
- $user = \OC::$server->getUserSession()->getUser();
- if ($user !== null) {
- $user = $user->getUID();
- }
+ $user = Server::get(\OCP\IUserSession::class)->getUser();
- return self::$shareManager->sharingDisabledForUser($user);
+ return self::$shareManager->sharingDisabledForUser($user?->getUID());
}
/**
* get l10n object
- * @param string $application
- * @param string|null $language
- * @return \OCP\IL10N
* @since 6.0.0 - parameter $language was added in 8.0.0
*/
- public static function getL10N($application, $language = null) {
- return \OC::$server->getL10N($application, $language);
+ public static function getL10N(string $application, ?string $language = null): IL10N {
+ return Server::get(\OCP\L10N\IFactory::class)->get($application, $language);
}
/**
- * add a css file
- * @param string $application
- * @param string $file
+ * Add a css file
+ *
+ * @param string $application application id
+ * @param ?string $file filename
+ * @param bool $prepend prepend the style to the beginning of the list
* @since 4.0.0
*/
- public static function addStyle($application, $file = null) {
- \OC_Util::addStyle($application, $file);
+ public static function addStyle(string $application, ?string $file = null, bool $prepend = false): void {
+ \OC_Util::addStyle($application, $file, $prepend);
+ }
+
+ /**
+ * Add a standalone init js file that is loaded for initialization
+ *
+ * Be careful loading scripts using this method as they are loaded early
+ * and block the initial page rendering. They should not have dependencies
+ * on any other scripts than core-common and core-main.
+ *
+ * @since 28.0.0
+ */
+ public static function addInitScript(string $application, string $file): void {
+ if (!empty($application)) {
+ $path = "$application/js/$file";
+ } else {
+ $path = "js/$file";
+ }
+
+ // We need to handle the translation BEFORE the init script
+ // is loaded, as the init script might use translations
+ if ($application !== 'core' && !str_contains($file, 'l10n')) {
+ self::addTranslations($application, null, true);
+ }
+
+ self::$scriptsInit[] = $path;
}
/**
@@ -188,9 +141,10 @@ class Util {
* @param string $application
* @param string|null $file
* @param string $afterAppId
+ * @param bool $prepend
* @since 4.0.0
*/
- public static function addScript(string $application, string $file = null, string $afterAppId = 'core'): void {
+ public static function addScript(string $application, ?string $file = null, string $afterAppId = 'core', bool $prepend = false): void {
if (!empty($application)) {
$path = "$application/js/$file";
} else {
@@ -202,7 +156,7 @@ class Util {
// need separate handling
if ($application !== 'core'
&& $file !== null
- && strpos($file, 'l10n') === false) {
+ && !str_contains($file, 'l10n')) {
self::addTranslations($application);
}
@@ -213,7 +167,11 @@ class Util {
self::$scriptDeps[$application]->addDep($afterAppId);
}
- self::$scripts[$application][] = $path;
+ if ($prepend) {
+ array_unshift(self::$scripts[$application], $path);
+ } else {
+ self::$scripts[$application][] = $path;
+ }
}
/**
@@ -224,14 +182,20 @@ class Util {
*/
public static function getScripts(): array {
// Sort scriptDeps into sortedScriptDeps
- $scriptSort = \OC::$server->get(AppScriptSort::class);
+ $scriptSort = \OCP\Server::get(AppScriptSort::class);
$sortedScripts = $scriptSort->sort(self::$scripts, self::$scriptDeps);
// Flatten array and remove duplicates
- $sortedScripts = $sortedScripts ? array_merge(...array_values(($sortedScripts))) : [];
+ $sortedScripts = array_merge([self::$scriptsInit], $sortedScripts);
+ $sortedScripts = array_merge(...array_values($sortedScripts));
// Override core-common and core-main order
- array_unshift($sortedScripts, 'core/js/common', 'core/js/main');
+ if (in_array('core/js/main', $sortedScripts)) {
+ array_unshift($sortedScripts, 'core/js/main');
+ }
+ if (in_array('core/js/common', $sortedScripts)) {
+ array_unshift($sortedScripts, 'core/js/common');
+ }
return array_unique($sortedScripts);
}
@@ -240,18 +204,24 @@ class Util {
* Add a translation JS file
* @param string $application application id
* @param string $languageCode language code, defaults to the current locale
+ * @param bool $init whether the translations should be loaded early or not
* @since 8.0.0
*/
- public static function addTranslations($application, $languageCode = null) {
+ public static function addTranslations($application, $languageCode = null, $init = false) {
if (is_null($languageCode)) {
- $languageCode = \OC::$server->getL10NFactory()->findLanguage($application);
+ $languageCode = \OCP\Server::get(IFactory::class)->findLanguage($application);
}
if (!empty($application)) {
$path = "$application/l10n/$languageCode";
} else {
$path = "l10n/$languageCode";
}
- self::$scripts[$application][] = $path;
+
+ if ($init) {
+ self::$scriptsInit[] = $path;
+ } else {
+ self::$scripts[$application][] = $path;
+ }
}
/**
@@ -272,12 +242,12 @@ class Util {
* @param string $app app
* @param string $file file
* @param array $args array with param=>value, will be appended to the returned url
- * The value of $args will be urlencoded
+ * The value of $args will be urlencoded
* @return string the url
* @since 4.0.0 - parameter $args was added in 4.5.0
*/
public static function linkToAbsolute($app, $file, $args = []) {
- $urlGenerator = \OC::$server->getURLGenerator();
+ $urlGenerator = \OCP\Server::get(IURLGenerator::class);
return $urlGenerator->getAbsoluteURL(
$urlGenerator->linkTo($app, $file, $args)
);
@@ -290,7 +260,7 @@ class Util {
* @since 4.0.0
*/
public static function linkToRemote($service) {
- $urlGenerator = \OC::$server->getURLGenerator();
+ $urlGenerator = \OCP\Server::get(IURLGenerator::class);
$remoteBase = $urlGenerator->linkTo('', 'remote.php') . '/' . $service;
return $urlGenerator->getAbsoluteURL(
$remoteBase . (($service[strlen($service) - 1] != '/') ? '/' : '')
@@ -298,27 +268,12 @@ class Util {
}
/**
- * Creates an absolute url for public use
- * @param string $service id
- * @return string the url
- * @since 4.5.0
- * @deprecated 15.0.0 - use OCP\IURLGenerator
- */
- public static function linkToPublic($service) {
- $urlGenerator = \OC::$server->getURLGenerator();
- if ($service === 'files') {
- return $urlGenerator->getAbsoluteURL('/s');
- }
- return $urlGenerator->getAbsoluteURL($urlGenerator->linkTo('', 'public.php').'?service='.$service);
- }
-
- /**
* Returns the server host name without an eventual port number
* @return string the server hostname
* @since 5.0.0
*/
public static function getServerHostName() {
- $host_name = \OC::$server->getRequest()->getServerHost();
+ $host_name = \OCP\Server::get(IRequest::class)->getServerHost();
// strip away port number (if existing)
$colon_pos = strpos($host_name, ':');
if ($colon_pos != false) {
@@ -343,42 +298,104 @@ class Util {
* is passed to this function
* @since 5.0.0
*/
- public static function getDefaultEmailAddress($user_part) {
- $config = \OC::$server->getConfig();
- $user_part = $config->getSystemValue('mail_from_address', $user_part);
+ public static function getDefaultEmailAddress(string $user_part): string {
+ $config = \OCP\Server::get(IConfig::class);
+ $user_part = $config->getSystemValueString('mail_from_address', $user_part);
$host_name = self::getServerHostName();
- $host_name = $config->getSystemValue('mail_domain', $host_name);
- $defaultEmailAddress = $user_part.'@'.$host_name;
+ $host_name = $config->getSystemValueString('mail_domain', $host_name);
+ $defaultEmailAddress = $user_part . '@' . $host_name;
- $mailer = \OC::$server->getMailer();
+ $mailer = \OCP\Server::get(IMailer::class);
if ($mailer->validateMailAddress($defaultEmailAddress)) {
return $defaultEmailAddress;
}
// in case we cannot build a valid email address from the hostname let's fallback to 'localhost.localdomain'
- return $user_part.'@localhost.localdomain';
+ return $user_part . '@localhost.localdomain';
+ }
+
+ /**
+ * Converts string to int of float depending if it fits an int
+ * @param numeric-string|float|int $number numeric string
+ * @return int|float int if it fits, float if it is too big
+ * @since 26.0.0
+ */
+ public static function numericToNumber(string|float|int $number): int|float {
+ /* This is a hack to cast to (int|float) */
+ return 0 + (string)$number;
}
/**
* Make a human file size (2048 to 2 kB)
- * @param int $bytes file size in bytes
+ * @param int|float $bytes file size in bytes
* @return string a human readable file size
* @since 4.0.0
*/
- public static function humanFileSize($bytes) {
- return \OC_Helper::humanFileSize($bytes);
+ public static function humanFileSize(int|float $bytes): string {
+ if ($bytes < 0) {
+ return '?';
+ }
+ if ($bytes < 1024) {
+ return "$bytes B";
+ }
+ $bytes = round($bytes / 1024, 0);
+ if ($bytes < 1024) {
+ return "$bytes KB";
+ }
+ $bytes = round($bytes / 1024, 1);
+ if ($bytes < 1024) {
+ return "$bytes MB";
+ }
+ $bytes = round($bytes / 1024, 1);
+ if ($bytes < 1024) {
+ return "$bytes GB";
+ }
+ $bytes = round($bytes / 1024, 1);
+ if ($bytes < 1024) {
+ return "$bytes TB";
+ }
+
+ $bytes = round($bytes / 1024, 1);
+ return "$bytes PB";
}
/**
* Make a computer file size (2 kB to 2048)
- * @param string $str file size in a fancy format
- * @return float a file size in bytes
- *
* Inspired by: https://www.php.net/manual/en/function.filesize.php#92418
+ *
+ * @param string $str file size in a fancy format
+ * @return false|int|float a file size in bytes
* @since 4.0.0
*/
- public static function computerFileSize($str) {
- return \OC_Helper::computerFileSize($str);
+ public static function computerFileSize(string $str): false|int|float {
+ $str = strtolower($str);
+ if (is_numeric($str)) {
+ return Util::numericToNumber($str);
+ }
+
+ $bytes_array = [
+ 'b' => 1,
+ 'k' => 1024,
+ 'kb' => 1024,
+ 'mb' => 1024 * 1024,
+ 'm' => 1024 * 1024,
+ 'gb' => 1024 * 1024 * 1024,
+ 'g' => 1024 * 1024 * 1024,
+ 'tb' => 1024 * 1024 * 1024 * 1024,
+ 't' => 1024 * 1024 * 1024 * 1024,
+ 'pb' => 1024 * 1024 * 1024 * 1024 * 1024,
+ 'p' => 1024 * 1024 * 1024 * 1024 * 1024,
+ ];
+
+ $bytes = (float)$str;
+
+ if (preg_match('#([kmgtp]?b?)$#si', $str, $matches) && isset($bytes_array[$matches[1]])) {
+ $bytes *= $bytes_array[$matches[1]];
+ } else {
+ return false;
+ }
+
+ return Util::numericToNumber(round($bytes));
}
/**
@@ -417,7 +434,7 @@ class Util {
/**
* Cached encrypted CSRF token. Some static unit-tests of ownCloud compare
- * multiple OC_Template elements which invoke `callRegister`. If the value
+ * multiple Template elements which invoke `callRegister`. If the value
* would not be cached these unit-tests would fail.
* @var string
*/
@@ -426,10 +443,11 @@ class Util {
/**
* Register an get/post call. This is important to prevent CSRF attacks
* @since 4.5.0
+ * @deprecated 32.0.0 directly use CsrfTokenManager instead
*/
public static function callRegister() {
if (self::$token === '') {
- self::$token = \OC::$server->getCsrfTokenManager()->getToken()->getEncryptedValue();
+ self::$token = \OCP\Server::get(CsrfTokenManager::class)->getToken()->getEncryptedValue();
}
return self::$token;
}
@@ -441,7 +459,7 @@ class Util {
* string or array of strings before displaying it on a web page.
*
* @param string|string[] $value
- * @return string|string[] an array of sanitized strings or a single sanitized string, depends on the input parameter.
+ * @return ($value is array ? string[] : string) an array of sanitized strings or a single sanitized string, depends on the input parameter.
* @since 4.5.0
*/
public static function sanitizeHTML($value) {
@@ -473,7 +491,12 @@ class Util {
* @since 4.5.0
*/
public static function mb_array_change_key_case($input, $case = MB_CASE_LOWER, $encoding = 'UTF-8') {
- return \OC_Helper::mb_array_change_key_case($input, $case, $encoding);
+ $case = ($case != MB_CASE_UPPER) ? MB_CASE_LOWER : MB_CASE_UPPER;
+ $ret = [];
+ foreach ($input as $k => $v) {
+ $ret[mb_convert_case($k, $case, $encoding)] = $v;
+ }
+ return $ret;
}
/**
@@ -487,51 +510,68 @@ class Util {
* @deprecated 15.0.0
*/
public static function recursiveArraySearch($haystack, $needle, $index = null) {
- return \OC_Helper::recursiveArraySearch($haystack, $needle, $index);
+ $aIt = new \RecursiveArrayIterator($haystack);
+ $it = new \RecursiveIteratorIterator($aIt);
+
+ while ($it->valid()) {
+ if (((isset($index) and ($it->key() == $index)) or !isset($index)) and ($it->current() == $needle)) {
+ return $aIt->key();
+ }
+
+ $it->next();
+ }
+
+ return false;
}
/**
* calculates the maximum upload size respecting system settings, free space and user quota
*
* @param string $dir the current folder where the user currently operates
- * @param int $free the number of bytes free on the storage holding $dir, if not set this will be received from the storage directly
- * @return int number of bytes representing
+ * @param int|float|null $free the number of bytes free on the storage holding $dir, if not set this will be received from the storage directly
+ * @return int|float number of bytes representing
* @since 5.0.0
*/
- public static function maxUploadFilesize($dir, $free = null) {
- return \OC_Helper::maxUploadFilesize($dir, $free);
+ public static function maxUploadFilesize(string $dir, int|float|null $free = null): int|float {
+ if (is_null($free) || $free < 0) {
+ $free = self::freeSpace($dir);
+ }
+ return min($free, self::uploadLimit());
}
/**
* Calculate free space left within user quota
* @param string $dir the current folder where the user currently operates
- * @return int number of bytes representing
+ * @return int|float number of bytes representing
* @since 7.0.0
*/
- public static function freeSpace($dir) {
- return \OC_Helper::freeSpace($dir);
+ public static function freeSpace(string $dir): int|float {
+ $freeSpace = \OC\Files\Filesystem::free_space($dir);
+ if ($freeSpace < \OCP\Files\FileInfo::SPACE_UNLIMITED) {
+ $freeSpace = max($freeSpace, 0);
+ return $freeSpace;
+ } else {
+ return (INF > 0)? INF: PHP_INT_MAX; // work around https://bugs.php.net/bug.php?id=69188
+ }
}
/**
* Calculate PHP upload limit
*
- * @return int number of bytes representing
+ * @return int|float number of bytes representing
* @since 7.0.0
*/
- public static function uploadLimit() {
- return \OC_Helper::uploadLimit();
- }
-
- /**
- * Returns whether the given file name is valid
- * @param string $file file name to check
- * @return bool true if the file name is valid, false otherwise
- * @deprecated 8.1.0 use \OC\Files\View::verifyPath()
- * @since 7.0.0
- * @suppress PhanDeprecatedFunction
- */
- public static function isValidFileName($file) {
- return \OC_Util::isValidFileName($file);
+ public static function uploadLimit(): int|float {
+ $ini = Server::get(IniGetWrapper::class);
+ $upload_max_filesize = self::computerFileSize($ini->get('upload_max_filesize')) ?: 0;
+ $post_max_size = self::computerFileSize($ini->get('post_max_size')) ?: 0;
+ if ($upload_max_filesize === 0 && $post_max_size === 0) {
+ return INF;
+ } elseif ($upload_max_filesize === 0 || $post_max_size === 0) {
+ return max($upload_max_filesize, $post_max_size); //only the non 0 value counts
+ } else {
+ return min($upload_max_filesize, $post_max_size);
+ }
}
/**
@@ -539,7 +579,7 @@ class Util {
* @param string $a first string to compare
* @param string $b second string to compare
* @return int -1 if $b comes before $a, 1 if $a comes before $b
- * or 0 if the strings are identical
+ * or 0 if the strings are identical
* @since 7.0.0
*/
public static function naturalSortCompare($a, $b) {
@@ -576,7 +616,7 @@ class Util {
*/
public static function needUpgrade() {
if (!isset(self::$needUpgradeCache)) {
- self::$needUpgradeCache = \OC_Util::needUpgrade(\OC::$server->getSystemConfig());
+ self::$needUpgradeCache = \OC_Util::needUpgrade(\OCP\Server::get(\OC\SystemConfig::class));
}
return self::$needUpgradeCache;
}
@@ -585,13 +625,13 @@ class Util {
* Sometimes a string has to be shortened to fit within a certain maximum
* data length in bytes. substr() you may break multibyte characters,
* because it operates on single byte level. mb_substr() operates on
- * characters, so does not ensure that the shortend string satisfies the
+ * characters, so does not ensure that the shortened string satisfies the
* max length in bytes.
*
* For example, json_encode is messing with multibyte characters a lot,
* replacing them with something along "\u1234".
*
- * This function shortens the string with by $accurancy (-5) from
+ * This function shortens the string with by $accuracy (-5) from
* $dataLength characters, until it fits within $dataLength bytes.
*
* @since 23.0.0
@@ -604,4 +644,22 @@ class Util {
}
return $temp;
}
+
+ /**
+ * Check if a function is enabled in the php configuration
+ *
+ * @since 25.0.0
+ */
+ public static function isFunctionEnabled(string $functionName): bool {
+ if (!function_exists($functionName)) {
+ return false;
+ }
+ $ini = Server::get(IniGetWrapper::class);
+ $disabled = explode(',', $ini->get('disable_functions') ?: '');
+ $disabled = array_map('trim', $disabled);
+ if (in_array($functionName, $disabled)) {
+ return false;
+ }
+ return true;
+ }
}