insomnia/packages/insomnia-app/app/network/o-auth-2/grant-implicit.js

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// @flow
import * as c from './constants';
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import { buildQueryStringFromParams, joinUrlAndQueryString } from 'insomnia-url';
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import { responseToObject, authorizeUserInWindow } from './misc';
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export default async function(
requestId: string,
authorizationUrl: string,
clientId: string,
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responseType: string = c.RESPONSE_TYPE_TOKEN,
redirectUri: string = '',
scope: string = '',
state: string = '',
audience: string = ''
): Promise<Object> {
const params = [
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{ name: c.P_RESPONSE_TYPE, value: responseType },
{ name: c.P_CLIENT_ID, value: clientId }
];
// Add optional params
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if (
responseType === c.RESPONSE_TYPE_ID_TOKEN_TOKEN ||
responseType === c.RESPONSE_TYPE_ID_TOKEN
) {
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const nonce = Math.floor(Math.random() * 9999999999999) + 1;
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params.push({ name: c.P_NONCE, value: nonce });
}
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redirectUri && params.push({ name: c.P_REDIRECT_URI, value: redirectUri });
scope && params.push({ name: c.P_SCOPE, value: scope });
state && params.push({ name: c.P_STATE, value: state });
audience && params.push({ name: c.P_AUDIENCE, value: audience });
// Add query params to URL
const qs = buildQueryStringFromParams(params);
const finalUrl = joinUrlAndQueryString(authorizationUrl, qs);
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const redirectedTo = await authorizeUserInWindow(finalUrl, /(access_token=)/, /(error=)/);
const fragment = redirectedTo.split('#')[1];
if (fragment) {
return responseToObject(fragment, [
c.P_ACCESS_TOKEN,
c.P_TOKEN_TYPE,
c.P_EXPIRES_IN,
c.P_SCOPE,
c.P_STATE,
c.P_ERROR,
c.P_ERROR_DESCRIPTION,
c.P_ERROR_URI
]);
} else {
// Bad redirect
return {};
}
}