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<?php
/**
* SPDX-FileCopyrightText: 2016-2024 Nextcloud GmbH and Nextcloud contributors
* SPDX-FileCopyrightText: 2016 ownCloud, Inc.
* SPDX-License-Identifier: AGPL-3.0-only
*/
namespace OCP\AppFramework\Http;
/**
* Class ContentSecurityPolicy is a simple helper which allows applications to
* modify the Content-Security-Policy sent by Nextcloud. Per default only JavaScript,
* stylesheets, images, fonts, media and connections from the same domain
* ('self') are allowed.
*
* Even if a value gets modified above defaults will still get appended. Please
* notice that Nextcloud ships already with sensible defaults and those policies
* should require no modification at all for most use-cases.
*
* This class allows unsafe-inline of CSS.
*
* @since 8.1.0
*/
class ContentSecurityPolicy extends EmptyContentSecurityPolicy {
/** @var bool Whether inline JS snippets are allowed */
protected $inlineScriptAllowed = false;
/** @var bool Whether eval in JS scripts is allowed */
protected $evalScriptAllowed = false;
/** @var bool Whether WebAssembly compilation is allowed */
protected ?bool $evalWasmAllowed = false;
/** @var bool Whether strict-dynamic should be set */
protected $strictDynamicAllowed = false;
/** @var bool Whether strict-dynamic should be set for 'script-src-elem' */
protected $strictDynamicAllowedOnScripts = true;
/** @var array Domains from which scripts can get loaded */
protected $allowedScriptDomains = [
'\'self\'',
];
/**
* @var bool Whether inline CSS is allowed
* TODO: Disallow per default
* @link https://github.com/owncloud/core/issues/13458
*/
protected $inlineStyleAllowed = true;
/** @var array Domains from which CSS can get loaded */
protected $allowedStyleDomains = [
'\'self\'',
];
/** @var array Domains from which images can get loaded */
protected $allowedImageDomains = [
'\'self\'',
'data:',
'blob:',
];
/** @var array Domains to which connections can be done */
protected $allowedConnectDomains = [
'\'self\'',
];
/** @var array Domains from which media elements can be loaded */
protected $allowedMediaDomains = [
'\'self\'',
];
/** @var array Domains from which object elements can be loaded */
protected $allowedObjectDomains = [];
/** @var array Domains from which iframes can be loaded */
protected $allowedFrameDomains = [];
/** @var array Domains from which fonts can be loaded */
protected $allowedFontDomains = [
'\'self\'',
'data:',
];
/** @var array Domains from which web-workers and nested browsing content can load elements */
protected $allowedChildSrcDomains = [];
/** @var array Domains which can embed this Nextcloud instance */
protected $allowedFrameAncestors = [
'\'self\'',
];
/** @var array Domains from which web-workers can be loaded */
protected $allowedWorkerSrcDomains = [];
/** @var array Domains which can be used as target for forms */
protected $allowedFormActionDomains = [
'\'self\'',
];
/** @var array Locations to report violations to */
protected $reportTo = [];
}
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