75 lines
1.9 KiB
TypeScript
75 lines
1.9 KiB
TypeScript
import { Request, Response } from 'express';
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import { OAuth2Error, ServerError } from '../model/error';
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import { OAuth2TokenResponse } from '../model/model';
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interface ErrorResponseData {
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[x: string]: string | undefined;
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error: string;
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error_description: string;
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state?: string;
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}
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function dataRes(req: Request, res: Response, code: number, data: any): void {
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res.header('Cache-Control', 'no-store');
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res.header('Pragma', 'no-cache');
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res.status(code).send(data);
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console.debug('Response:', data);
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}
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function redirect(req: Request, res: Response, redirectUri: string): void {
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res.header('Location', redirectUri);
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res.status(302).end();
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console.debug('Redirecting to', redirectUri);
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}
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export function error(req: Request, res: Response, err: OAuth2Error, redirectUri?: string): void {
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// Transform unknown error
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if (!(err instanceof OAuth2Error)) {
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console.error((err as Error).stack);
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err = new ServerError('Uncaught exception');
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} else {
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console.error('Exception caught', err.stack);
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}
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if (redirectUri) {
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const obj: ErrorResponseData = {
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error: err.code,
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error_description: err.message
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};
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if (req.query.state) {
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obj.state = req.query.state as string;
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}
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redirectUri += '?' + (new URLSearchParams(obj as Record<string, string>).toString());
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redirect(req, res, redirectUri);
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return;
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}
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dataRes(req, res, err.status, { error: err.code, error_description: err.message });
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}
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export function data(
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req: Request,
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res: Response,
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obj: OAuth2TokenResponse,
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redirectUri?: string,
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fragment: boolean = false
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): void {
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if (redirectUri) {
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redirectUri += fragment
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? '#'
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: (redirectUri.indexOf('?') === -1 ? '?' : '&');
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if (req.query.state) {
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obj.state = req.query.state as string;
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}
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redirectUri += new URLSearchParams(obj as Record<string, string>).toString();
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redirect(req, res, redirectUri);
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return;
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}
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dataRes(req, res, 200, obj);
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}
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