405 lines
16 KiB
TypeScript
405 lines
16 KiB
TypeScript
/*
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Copyright 2019, 2020 The Matrix.org Foundation C.I.C.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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import React from "react";
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import { MatrixClientPeg } from "../../../MatrixClientPeg";
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import { verificationMethods } from 'matrix-js-sdk/src/crypto';
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import { SCAN_QR_CODE_METHOD } from "matrix-js-sdk/src/crypto/verification/QRCode";
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import { VerificationRequest } from "matrix-js-sdk/src/crypto/verification/request/VerificationRequest";
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import { RoomMember } from "matrix-js-sdk/src/models/room-member";
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import { User } from "matrix-js-sdk/src/models/user";
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import { ReciprocateQRCode } from "matrix-js-sdk/src/crypto/verification/QRCode";
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import { SAS } from "matrix-js-sdk/src/crypto/verification/SAS";
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import VerificationQRCode from "../elements/crypto/VerificationQRCode";
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import { _t } from "../../../languageHandler";
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import SdkConfig from "../../../SdkConfig";
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import E2EIcon from "../rooms/E2EIcon";
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import { Phase } from "matrix-js-sdk/src/crypto/verification/request/VerificationRequest";
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import Spinner from "../elements/Spinner";
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import { replaceableComponent } from "../../../utils/replaceableComponent";
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import AccessibleButton from "../elements/AccessibleButton";
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import VerificationShowSas from "../verification/VerificationShowSas";
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interface IProps {
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layout: string;
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request: VerificationRequest;
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member: RoomMember | User;
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phase: Phase;
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onClose: () => void;
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isRoomEncrypted: boolean;
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inDialog: boolean;
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}
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interface IState {
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sasEvent?: SAS["sasEvent"];
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emojiButtonClicked?: boolean;
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reciprocateButtonClicked?: boolean;
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reciprocateQREvent?: ReciprocateQRCode["reciprocateQREvent"];
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}
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@replaceableComponent("views.right_panel.VerificationPanel")
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export default class VerificationPanel extends React.PureComponent<IProps, IState> {
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private hasVerifier: boolean;
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constructor(props: IProps) {
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super(props);
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this.state = {};
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this.hasVerifier = false;
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}
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private renderQRPhase() {
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const { member, request } = this.props;
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const showSAS: boolean = request.otherPartySupportsMethod(verificationMethods.SAS);
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const showQR: boolean = request.otherPartySupportsMethod(SCAN_QR_CODE_METHOD);
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const brand = SdkConfig.get().brand;
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const noCommonMethodError: JSX.Element = !showSAS && !showQR ?
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<p>{ _t(
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"The session you are trying to verify doesn't support scanning a " +
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"QR code or emoji verification, which is what %(brand)s supports. Try " +
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"with a different client.",
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{ brand },
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) }</p> :
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null;
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if (this.props.layout === 'dialog') {
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// HACK: This is a terrible idea.
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let qrBlockDialog: JSX.Element;
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let sasBlockDialog: JSX.Element;
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if (showQR) {
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qrBlockDialog =
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<div className='mx_VerificationPanel_QRPhase_startOption'>
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<p>{ _t("Scan this unique code") }</p>
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<VerificationQRCode qrCodeData={request.qrCodeData} />
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</div>;
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}
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if (showSAS) {
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sasBlockDialog = <div className='mx_VerificationPanel_QRPhase_startOption'>
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<p>{ _t("Compare unique emoji") }</p>
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<span className='mx_VerificationPanel_QRPhase_helpText'>
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{ _t("Compare a unique set of emoji if you don't have a camera on either device") }
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</span>
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<AccessibleButton disabled={this.state.emojiButtonClicked} onClick={this.startSAS} kind='primary'>
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{ _t("Start") }
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</AccessibleButton>
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</div>;
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}
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const or = qrBlockDialog && sasBlockDialog ?
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<div className='mx_VerificationPanel_QRPhase_betweenText'>{ _t("or") }</div> : null;
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return (
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<div>
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{ _t("Verify this session by completing one of the following:") }
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<div className='mx_VerificationPanel_QRPhase_startOptions'>
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{ qrBlockDialog }
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{ or }
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{ sasBlockDialog }
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{ noCommonMethodError }
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</div>
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</div>
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);
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}
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let qrBlock: JSX.Element;
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if (showQR) {
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qrBlock = <div className="mx_UserInfo_container">
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<h3>{ _t("Verify by scanning") }</h3>
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<p>{ _t("Ask %(displayName)s to scan your code:", {
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displayName: (member as User).displayName || (member as RoomMember).name || member.userId,
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}) }</p>
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<div className="mx_VerificationPanel_qrCode">
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<VerificationQRCode qrCodeData={request.qrCodeData} />
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</div>
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</div>;
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}
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let sasBlock: JSX.Element;
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if (showSAS) {
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const disabled = this.state.emojiButtonClicked;
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const sasLabel = showQR ?
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_t("If you can't scan the code above, verify by comparing unique emoji.") :
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_t("Verify by comparing unique emoji.");
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// Note: mx_VerificationPanel_verifyByEmojiButton is for the end-to-end tests
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sasBlock = <div className="mx_UserInfo_container">
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<h3>{ _t("Verify by emoji") }</h3>
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<p>{ sasLabel }</p>
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<AccessibleButton
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disabled={disabled}
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kind="primary"
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className="mx_UserInfo_wideButton mx_VerificationPanel_verifyByEmojiButton"
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onClick={this.startSAS}
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>
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{ _t("Verify by emoji") }
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</AccessibleButton>
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</div>;
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}
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const noCommonMethodBlock = noCommonMethodError ?
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<div className="mx_UserInfo_container">{ noCommonMethodError }</div> :
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null;
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// TODO: add way to open camera to scan a QR code
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return <React.Fragment>
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{ qrBlock }
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{ sasBlock }
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{ noCommonMethodBlock }
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</React.Fragment>;
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}
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private onReciprocateYesClick = () => {
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this.setState({ reciprocateButtonClicked: true });
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this.state.reciprocateQREvent.confirm();
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};
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private onReciprocateNoClick = () => {
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this.setState({ reciprocateButtonClicked: true });
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this.state.reciprocateQREvent.cancel();
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};
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private getDevice() {
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const deviceId = this.props.request && this.props.request.channel.deviceId;
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return MatrixClientPeg.get().getStoredDevice(MatrixClientPeg.get().getUserId(), deviceId);
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}
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private renderQRReciprocatePhase() {
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const { member, request } = this.props;
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const description = request.isSelfVerification ?
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_t("Almost there! Is your other session showing the same shield?") :
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_t("Almost there! Is %(displayName)s showing the same shield?", {
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displayName: (member as User).displayName || (member as RoomMember).name || member.userId,
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});
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let body: JSX.Element;
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if (this.state.reciprocateQREvent) {
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// Element Web doesn't support scanning yet, so assume here we're the client being scanned.
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body = <React.Fragment>
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<p>{ description }</p>
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<E2EIcon isUser={true} status="verified" size={128} hideTooltip={true} />
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<div className="mx_VerificationPanel_reciprocateButtons">
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<AccessibleButton
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kind="danger"
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disabled={this.state.reciprocateButtonClicked}
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onClick={this.onReciprocateNoClick}
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>
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{ _t("No") }
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</AccessibleButton>
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<AccessibleButton
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kind="primary"
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disabled={this.state.reciprocateButtonClicked}
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onClick={this.onReciprocateYesClick}
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>
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{ _t("Yes") }
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</AccessibleButton>
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</div>
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</React.Fragment>;
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} else {
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body = <p><Spinner /></p>;
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}
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return <div className="mx_UserInfo_container mx_VerificationPanel_reciprocate_section">
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<h3>{ _t("Verify by scanning") }</h3>
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{ body }
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</div>;
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}
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private renderVerifiedPhase() {
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const { member, request } = this.props;
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let text: string;
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if (!request.isSelfVerification) {
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if (this.props.isRoomEncrypted) {
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text = _t("Verify all users in a room to ensure it's secure.");
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} else {
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text = _t("In encrypted rooms, verify all users to ensure it’s secure.");
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}
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}
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let description: string;
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if (request.isSelfVerification) {
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const device = this.getDevice();
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if (!device) {
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// This can happen if the device is logged out while we're still showing verification
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// UI for it.
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console.warn("Verified device we don't know about: " + this.props.request.channel.deviceId);
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description = _t("You've successfully verified your device!");
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} else {
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description = _t("You've successfully verified %(deviceName)s (%(deviceId)s)!", {
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deviceName: device ? device.getDisplayName() : '',
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deviceId: this.props.request.channel.deviceId,
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});
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}
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} else {
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description = _t("You've successfully verified %(displayName)s!", {
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displayName: (member as User).displayName || (member as RoomMember).name || member.userId,
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});
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}
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return (
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<div className="mx_UserInfo_container mx_VerificationPanel_verified_section">
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<h3>{ _t("Verified") }</h3>
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<p>{ description }</p>
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<E2EIcon isUser={true} status="verified" size={128} hideTooltip={true} />
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{ text ? <p>{ text }</p> : null }
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<AccessibleButton kind="primary" className="mx_UserInfo_wideButton" onClick={this.props.onClose}>
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{ _t("Got it") }
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</AccessibleButton>
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</div>
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);
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}
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private renderCancelledPhase() {
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const { member, request } = this.props;
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let startAgainInstruction: string;
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if (request.isSelfVerification) {
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startAgainInstruction = _t("Start verification again from the notification.");
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} else {
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startAgainInstruction = _t("Start verification again from their profile.");
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}
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let text: string;
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if (request.cancellationCode === "m.timeout") {
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text = _t("Verification timed out.") + ` ${startAgainInstruction}`;
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} else if (request.cancellingUserId === request.otherUserId) {
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if (request.isSelfVerification) {
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text = _t("You cancelled verification on your other session.");
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} else {
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text = _t("%(displayName)s cancelled verification.", {
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displayName: (member as User).displayName || (member as RoomMember).name || member.userId,
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});
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}
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text = `${text} ${startAgainInstruction}`;
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} else {
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text = _t("You cancelled verification.") + ` ${startAgainInstruction}`;
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}
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return (
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<div className="mx_UserInfo_container">
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<h3>{ _t("Verification cancelled") }</h3>
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<p>{ text }</p>
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<AccessibleButton kind="primary" className="mx_UserInfo_wideButton" onClick={this.props.onClose}>
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{ _t("Got it") }
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</AccessibleButton>
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</div>
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);
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}
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public render() {
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const { member, phase, request } = this.props;
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const displayName = (member as User).displayName || (member as RoomMember).name || member.userId;
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switch (phase) {
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case Phase.Ready:
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return this.renderQRPhase();
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case Phase.Started:
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switch (request.chosenMethod) {
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case verificationMethods.RECIPROCATE_QR_CODE:
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return this.renderQRReciprocatePhase();
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case verificationMethods.SAS: {
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const emojis = this.state.sasEvent ?
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<VerificationShowSas
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displayName={displayName}
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device={this.getDevice()}
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sas={this.state.sasEvent.sas}
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onCancel={this.onSasMismatchesClick}
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onDone={this.onSasMatchesClick}
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inDialog={this.props.inDialog}
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isSelf={request.isSelfVerification}
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/> : <Spinner />;
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return <div className="mx_UserInfo_container">
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<h3>{ _t("Compare emoji") }</h3>
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{ emojis }
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</div>;
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}
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default:
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return null;
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}
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case Phase.Done:
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return this.renderVerifiedPhase();
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case Phase.Cancelled:
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return this.renderCancelledPhase();
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}
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console.error("VerificationPanel unhandled phase:", phase);
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return null;
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}
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private startSAS = async () => {
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this.setState({ emojiButtonClicked: true });
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const verifier = this.props.request.beginKeyVerification(verificationMethods.SAS);
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try {
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await verifier.verify();
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} catch (err) {
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console.error(err);
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}
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};
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private onSasMatchesClick = () => {
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this.state.sasEvent.confirm();
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};
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private onSasMismatchesClick = () => {
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this.state.sasEvent.mismatch();
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};
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private updateVerifierState = () => {
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const { request } = this.props;
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const sasEvent = (request.verifier as SAS).sasEvent;
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const reciprocateQREvent = (request.verifier as ReciprocateQRCode).reciprocateQREvent;
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request.verifier.off('show_sas', this.updateVerifierState);
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request.verifier.off('show_reciprocate_qr', this.updateVerifierState);
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this.setState({ sasEvent, reciprocateQREvent });
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};
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private onRequestChange = async () => {
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const { request } = this.props;
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const hadVerifier = this.hasVerifier;
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this.hasVerifier = !!request.verifier;
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if (!hadVerifier && this.hasVerifier) {
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request.verifier.on('show_sas', this.updateVerifierState);
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request.verifier.on('show_reciprocate_qr', this.updateVerifierState);
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try {
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// on the requester side, this is also awaited in startSAS,
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// but that's ok as verify should return the same promise.
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await request.verifier.verify();
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} catch (err) {
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console.error("error verify", err);
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}
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}
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};
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public componentDidMount() {
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const { request } = this.props;
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request.on("change", this.onRequestChange);
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if (request.verifier) {
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const sasEvent = (request.verifier as SAS).sasEvent;
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const reciprocateQREvent = (request.verifier as ReciprocateQRCode).reciprocateQREvent;
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this.setState({ sasEvent, reciprocateQREvent });
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}
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this.onRequestChange();
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}
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public componentWillUnmount() {
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const { request } = this.props;
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if (request.verifier) {
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request.verifier.off('show_sas', this.updateVerifierState);
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request.verifier.off('show_reciprocate_qr', this.updateVerifierState);
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}
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request.off("change", this.onRequestChange);
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}
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}
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