Asymmetrik/node-rest-starter

import { Request } from 'express';
import passport from 'passport';

export abstract class TrustedHeadersStrategy extends passport.Strategy {
    protected constructor(private trustedHeaders: string[]) {
        super();
    }

    abstract verify(req: Request, headerValues, callback);

    /**
     * Authenticate request based on the contents of the dn header value.
     *
     * @api protected
     */
    // eslint-disable-next-line @typescript-eslint/no-unused-vars
    authenticate(req: Request, options) {
        const headers = this.trustedHeaders.map((header) => req.headers[header]);

        try {
            // Call the configurable verify function
            this.verify(req, headers, (err, user, info) => {
                // If there was an error, pass it through
                if (err) {
                    return this.error(err);
                }
                // If there was no user, fail the auth check
                if (!user) {
                    return this.fail(info);
                }
                // Otherwise, succeed
                this.success(user);
            });
        } catch (ex) {
            return this.error(ex);
        }
    }
}