forked from mirrors/gecko-dev
105 lines
3.4 KiB
JavaScript
105 lines
3.4 KiB
JavaScript
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this file,
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* You can obtain one at http://mozilla.org/MPL/2.0/. */
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const lazy = {};
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ChromeUtils.defineESModuleGetters(lazy, {
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error: "chrome://remote/content/shared/webdriver/Errors.sys.mjs",
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});
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/** @namespace */
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export const permissions = {};
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/**
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* Get a permission type for the "storage-access" permission.
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*
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* @param {nsIURI} uri
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* The URI to use for building the permission type.
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*
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* @returns {string} permissionType
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* The permission type for the "storage-access" permission.
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*/
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permissions.getStorageAccessPermissionsType = function (uri) {
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const thirdPartyPrincipalSite = Services.eTLD.getSite(uri);
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return "3rdPartyFrameStorage^" + thirdPartyPrincipalSite;
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};
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/**
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* Set a permission given a permission descriptor, a permission state,
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* an origin.
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*
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* @param {PermissionDescriptor} descriptor
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* The descriptor of the permission which will be updated.
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* @param {string} state
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* State of the permission. It can be `granted`, `denied` or `prompt`.
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* @param {string} origin
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* The origin which is used as a target for permission update.
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* @param {nsIURI=} topLevelOrigin
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* The top-level origin which is used as a target for permission update.
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* Required to set "storage-access" permission.
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*
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* @throws {UnsupportedOperationError}
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* If <var>state</var> has unsupported value.
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*/
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permissions.set = function (descriptor, state, origin, topLevelOrigin) {
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const principal = topLevelOrigin
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? Services.scriptSecurityManager.createContentPrincipal(topLevelOrigin, {})
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: Services.scriptSecurityManager.createContentPrincipalFromOrigin(origin);
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switch (state) {
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case "granted": {
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Services.perms.addFromPrincipal(
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principal,
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descriptor.type,
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Services.perms.ALLOW_ACTION
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);
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return;
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}
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case "denied": {
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Services.perms.addFromPrincipal(
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principal,
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descriptor.type,
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Services.perms.DENY_ACTION
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);
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return;
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}
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case "prompt": {
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Services.perms.removeFromPrincipal(principal, descriptor.type);
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return;
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}
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default:
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throw new lazy.error.UnsupportedOperationError(
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"Unrecognized permission keyword for 'Set Permission' operation"
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);
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}
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};
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/**
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* Validate the permission.
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*
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* @param {string} permissionName
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* The name of the permission which will be validated.
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*
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* @throws {UnsupportedOperationError}
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* If <var>permissionName</var> is not supported.
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*/
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permissions.validatePermission = function (permissionName) {
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// Bug 1609427: PermissionDescriptor for "camera" and "microphone" are not yet implemented.
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if (["camera", "microphone"].includes(permissionName)) {
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throw new lazy.error.UnsupportedOperationError(
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`"descriptor.name" "${permissionName}" is currently unsupported`
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);
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}
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// Bug 1878741: Allowing this permission causes timing related Android crash.
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if (permissionName === "notifications") {
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if (Services.prefs.getBoolPref("notification.prompt.testing", false)) {
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// Okay, do nothing. The notifications module will work without permission.
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return;
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}
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throw new lazy.error.UnsupportedOperationError(
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`Setting "descriptor.name" "notifications" expected "notification.prompt.testing" preference to be set`
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);
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}
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};
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