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/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
import { Module } from "chrome://remote/content/shared/messagehandler/Module.sys.mjs";
const lazy = {};
ChromeUtils.defineESModuleGetters(lazy, {
assert: "chrome://remote/content/shared/webdriver/Assert.sys.mjs",
error: "chrome://remote/content/shared/webdriver/Errors.sys.mjs",
permissions: "chrome://remote/content/shared/Permissions.sys.mjs",
});
export const PermissionState = {
denied: "denied",
granted: "granted",
prompt: "prompt",
};
class PermissionsModule extends Module {
constructor(messageHandler) {
super(messageHandler);
}
destroy() {}
/**
* An object that holds the information about permission descriptor
* for Webdriver BiDi permissions.setPermission command.
*
* @typedef PermissionDescriptor
*
* @property {string} name
* The name of the permission.
*/
/**
* Set to a given permission descriptor a given state on a provided origin.
*
* @param {object=} options
* @param {PermissionDescriptor} options.descriptor
* The descriptor of the permission which will be updated.
* @param {PermissionState} options.state
* The state which will be set to the permission.
* @param {string} options.origin
* The origin which is used as a target for permission update.
* @param {string=} options.userContext [unsupported]
* The id of the user context which should be used as a target
* for permission update.
*
* @throws {InvalidArgumentError}
* Raised if an argument is of an invalid type or value.
* @throws {UnsupportedOperationError}
* Raised when unsupported permissions are set or <var>userContext</var>
* argument is used.
*/
async setPermission(options = {}) {
const {
descriptor,
state,
origin,
userContext: userContextId = null,
} = options;
lazy.assert.object(
descriptor,
`Expected "descriptor" to be an object, got ${descriptor}`
);
const permissionName = descriptor.name;
lazy.assert.string(
permissionName,
`Expected "descriptor.name" to be a string, got ${permissionName}`
);
lazy.permissions.validatePermission(permissionName);
// Bug 1878741: Allowing this permission causes timing related Android crash.
if (descriptor.name === "notifications") {
if (Services.prefs.getBoolPref("notification.prompt.testing", false)) {
// Okay, do nothing. The notifications module will work without permission.
return;
}
throw new lazy.error.UnsupportedOperationError(
`Setting "descriptor.name" "notifications" expected "notification.prompt.testing" preference to be set`
);
}
if (permissionName === "storage-access") {
// TODO: Bug 1895457. Add support for "storage-access" permission.
throw new lazy.error.UnsupportedOperationError(
`"descriptor.name" "${permissionName}" is currently unsupported`
);
}
const permissionStateTypes = Object.keys(PermissionState);
lazy.assert.that(
state => permissionStateTypes.includes(state),
`Expected "state" to be one of ${permissionStateTypes}, got ${state}`
)(state);
lazy.assert.string(
origin,
`Expected "origin" to be a string, got ${origin}`
);
lazy.assert.that(
origin => URL.canParse(origin),
`Expected "origin" to be a valid URL, got ${origin}`
)(origin);
if (userContextId !== null) {
lazy.assert.string(
userContextId,
`Expected "userContext" to be a string, got ${userContextId}`
);
// TODO: Bug 1894217. Add support for "userContext" argument.
throw new lazy.error.UnsupportedOperationError(
`"userContext" is not supported yet`
);
}
const activeWindow = Services.wm.getMostRecentBrowserWindow();
let typedDescriptor;
try {
typedDescriptor = activeWindow.navigator.permissions.parseSetParameters({
descriptor,
state,
});
} catch (err) {
throw new lazy.error.InvalidArgumentError(
`The conversion of "descriptor" was not successful: ${err.message}`
);
}
lazy.permissions.set(typedDescriptor, state, origin);
}
}
export const permissions = PermissionsModule;
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