Standard libraries that lift up your code.
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import {Middleware} from '../../http/routing/Middleware'
import {ResponseObject} from '../../http/routing/Route'
import {OAuth2Token} from '../server/types'
import {HTTPError} from '../../http/HTTPError'
import {HTTPStatus, Pipeline} from '../../util'
import {Request} from '../../http/lifecycle/Request'
import {Constructable, Container} from '../../di'
export class ScopeRequiredMiddleware extends Middleware {
constructor(
protected readonly request: Request,
protected readonly scope: string,
) {
super(request)
}
apply(): ResponseObject {
if ( !this.request.hasInstance(OAuth2Token) ) {
throw new HTTPError(HTTPStatus.UNAUTHORIZED, 'Must specify an OAuth2 token.')
}
const token: OAuth2Token = this.request.getExistingInstance(OAuth2Token)
if ( typeof token.scope !== 'undefined' && token.scope !== this.scope ) {
throw new HTTPError(HTTPStatus.UNAUTHORIZED, 'Insufficient token permissions (requires: ' + this.scope + ')')
}
}
}
export const scope = (name: string): Constructable<ScopeRequiredMiddleware> => {
return new Pipeline<Container, ScopeRequiredMiddleware>(
container => container.make(ScopeRequiredMiddleware, container, name),
)
}