37 lines
1.1 KiB
JavaScript
37 lines
1.1 KiB
JavaScript
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'use strict';
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const CONFIG = require('./xssec.config');
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const requests = require('./requests');
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const TokenInfo = require('./tokeninfo');
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function TokenExchanger(serviceCredentials, forceNoExchange) {
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this.prepareToken = function(accessToken, cb) {
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var token = new TokenInfo(accessToken);
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if (token.isValid() && !token.isTokenIssuedByXSUAA() && !(forceNoExchange === true)) {
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return exchangeIASToken(token, accessToken, cb);
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} else {
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cb(null, token);
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}
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}
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function exchangeIASToken(ias_token, accessToken, cb) {
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if(CONFIG.IAS_XSUAA_XCHANGE_ENABLED !== true) {
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return cb(new Error("Unexpected TokenType"));
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}
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//try to convert (IAS) token to an XSUAA token using the ZoneId from the token
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requests.requestUserToken(accessToken, serviceCredentials, null, null, null, ias_token.getAppTID(), function(err, xsuaaToken, json) {
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if(err) {
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cb(err);
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} else {
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var xtoken = new TokenInfo(xsuaaToken);
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cb(null, xtoken);
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}
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})
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}
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}
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module.exports = TokenExchanger;
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