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* Part of Pleiar.no - a collection of tools for nurses
*
* Copyright (C) Fagforbundet 2019
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* 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
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
// @flow
// Let flow know about our AUTH_URL and AUTH_APPID globals (from webpack/data config)
declare var AUTH_URL:string;
declare var AUTH_APPID:string;
import * as React from 'react';
import { Button, Row, Col } from 'reactstrap';
import { Redirect } from 'react-router-dom';
import { StructuredData } from './shared/structured-data';
import { ExternalLink } from './shared/links';
import { MainContainer, PageTitle } from './layout';
import auth from '../auth';
import type { AuthError } from '../auth';
/**
* Displays an "authentication failed" message
*/
class AuthFailed extends React.PureComponent<{| token: string |}>
{
// eslint-disable-next-line require-jsdoc
render(): React.Node
{
const { token } = this.props;
const error: AuthError | null = auth.getError();
const errorCode: AuthError | "(ukjent)" = (error === null ? "(ukjent)" : error);
return <MainContainer app="auth">
<PageTitle />
<Row>
<Col>
<h3>Innloggingsfeil :(</h3>
Vi klarte ikke å logge deg inn. Du kan <ExternalLink sameWindow={true} href={getAuthURL()}>prøve på nytt</ExternalLink>.<br />
Hvis du fremdeles får feilmeldingen, send oss en e-post på <ExternalLink sameWindow={true} href="mailto:kontakt@pleiar.no">kontakt@pleiar.no</ExternalLink>. Ta gjerne med feilkoden som står nedenfor så skal vi undersøke og fikse problemet!<br /><br />
</Col>
</Row>
<Row>
<Col>
<code>
Feilkode: {errorCode} <span className="err-token">({token})</span>
</code>
</Col>
</Row>
</MainContainer>;
}
}
/**
* Generates an authentication URL that can be used to log in
*/
function getAuthURL (): string
{
return AUTH_URL+'?return_to='+location.origin+'/auth&app_id='+AUTH_APPID;
}
/**
* Handler for /auth
*
* This handles passing JWT's to the auth object, and preforming redirects as
* needed.
*/
class Authenticator extends React.PureComponent<{||}>
{
/**
* Redirects, using react-router-dom's `Redirect` to
* localStorage.pleiarAuthRedirect or /
*/
redirect (): React.Node
{
const redirect = window.localStorage.pleiarAuthRedirect;
delete window.localStorage.pleiarAuthRedirect;
// Verify that the redirect is valid(ish)
if (/^\//.test(redirect) && /^(\/|\w|\d)*$/.test(redirect))
{
return <Redirect to={redirect} />;
}
else
{
return <Redirect to="/" />;
}
}
// eslint-disable-next-line require-jsdoc
render(): React.Node
{
// Hack to permit logging out
if(/^\/auth\/logout/.test(location.pathname))
{
auth.invalidate();
return this.redirect();
}
if(auth.isAuthenticated())
{
return this.redirect();
}
const token = location.href.replace(/.+\/auth\/?\?jwt=/,'');
// eslint-disable-next-line security/detect-possible-timing-attacks
Eif(token !== location.href)
{
auth.authenticate(token);
}
if(auth.isAuthenticated())
{
return this.redirect();
}
return <AuthFailed token={token} />;
}
}
/**
* Renders an authentication overlay, which requests that the user log in.
*/
class AuthOverlay extends React.PureComponent<{||}>
{
// eslint-disable-next-line require-jsdoc
render(): React.Node
{
window.localStorage.pleiarAuthRedirect = location.pathname;
const login_url = getAuthURL();
return <div className="authOverlay">
<ExternalLink basicStyle={true} href="https://www.fagforbundet.no/"><img className="img-fluid branding" src="/brand.png" alt="Fagforbundet" /></ExternalLink>
<div className="loginBox">
Pleiar.no er en tjeneste levert av Fagforbundet til sine medlemmer.<br />
Er du medlem bruker du bare mobiltelefonen din eller BankID
for å <ExternalLink sameWindow={true} href={login_url}>logge inn</ExternalLink>.
Ikke medlem? <ExternalLink sameWindow={true}
href="https://www.fagforbundet.no/medlemskap-og-fordeler/">Meld
deg inn</ExternalLink>!<br /><br />
<ExternalLink sameWindow={true} href={login_url}><Button color="primary">Logg inn</Button></ExternalLink>{' '}
<ExternalLink sameWindow={true} href="https://www.fagforbundet.no/medlemskap-og-fordeler/"><Button color="secondary">Bli medlem</Button></ExternalLink>
</div>
</div>;
}
}
/**
* Renders a block of text usable as an "inline" paywall
*/
class InlineAuthBlock extends React.Component<{|attemptedAccess: string|}>
{
// eslint-disable-next-line require-jsdoc
render(): React.Node
{
window.localStorage.pleiarAuthRedirect = location.pathname;
const login_url = AUTH_URL+'?return_to='+location.origin+'/auth&app_id='+AUTH_APPID;
return <div className="authBlock">
Tilgang til {this.props.attemptedAccess} er avgrenset til medlemmer
av Fagforbundet. Hvis du er medlem kan du <ExternalLink sameWindow={true} href={login_url}>logge
inn</ExternalLink>. Ellers er du hjertelig velkommen til å <ExternalLink
href="https://www.fagforbundet.no/medlemskap-og-fordeler/">bli
medlem</ExternalLink>
</div>;
}
}
/**
* Props for RequiresAuth
*/
type RequiresAuthProps = {| children: React.Node |}
| {|
children: React.Node,
type: "article",
title: string,
image?: string,
author?: string
|};
/**
* This is a react wrapper around any component that requires the user to be
* authenticated. It checks if the user has been authenticated. If they have,
* it renders all the children directly. Otherwise it wraps the children in a
* div, displays the auth overlay, and renders the children behind the overlay.
*/
class RequiresAuth extends React.Component<RequiresAuthProps>
{
wrapperDiv: {| current: ?HTMLDivElement |};
childrenDiv: {| current: ?HTMLDivElement |};
observer: MutationObserver;
constructor (props: RequiresAuthProps) // eslint-disable-line require-jsdoc
{
super(props);
this.wrapperDiv = React.createRef();
this.childrenDiv = React.createRef();
}
/**
* Connect a MutationObserver to handle className changes when we mount
*/
componentDidMount()
{
if(window.MutationObserver === undefined)
{
return;
}
const observer = new MutationObserver( (list) =>
{
for(const mutation of list)
{
Eif (mutation.type === 'attributes' && mutation.attributeName === "class")
{
if(mutation.target === this.wrapperDiv.current && this.wrapperDiv.current != null && this.wrapperDiv.current.className !== "authn")
{
this.wrapperDiv.current.className = "authn";
}
else Eif(mutation.target === this.childrenDiv.current && this.childrenDiv.current != null && this.childrenDiv.current.className !== "requiresAuthentication auth-content")
{
this.childrenDiv.current.className = "requiresAuthentication auth-content";
}
}
}
});
this.observer = observer;
if(this.wrapperDiv.current !== null && this.wrapperDiv.current !== undefined)
{
observer.observe(this.wrapperDiv.current, { attributes: true });
}
if(this.childrenDiv.current !== null && this.childrenDiv.current !== undefined)
{
observer.observe(this.childrenDiv.current, { attributes: true });
}
}
/**
* Disconnect our MutationObserver when we unmount
*/
componentWillUnmount ()
{
Eif(this.observer !== undefined)
{
this.observer.disconnect();
}
}
// eslint-disable-next-line require-jsdoc
render(): React.Node
{
let structured: React.Node;
if(this.props.type && this.props.type === "article")
{
structured = <StructuredData key="StructuredData" walled={true} type="article" author={this.props.author} image={this.props.image} title={this.props.title} />;
}
else
{
structured = <StructuredData key="StructuredData" walled={true} type="auto" />;
}
if(auth.isAuthenticated())
{
return [
<div key="auth-entry" className="auth-content">
{this.props.children}
</div>,
structured
];
}
else
{
return <div className="authn" ref={this.wrapperDiv}>
<AuthOverlay />
<div className="requiresAuthentication auth-content" ref={this.childrenDiv}>
{this.props.children}
</div>
{structured}
</div>;
}
}
}
// Public exports
export { RequiresAuth, Authenticator, InlineAuthBlock, getAuthURL };
// Testing exports
export { AuthOverlay };
|