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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 | 1x 3x 3x 3x 3x 3x 3x 2x 1x 1x 1x 1x 1x 1x 3x 1x 1x | "use strict";
const _ = require("lodash");
/**
* Try to load service endpoint with basic authentication
*
* @param {Object} settings - normalized OData library settings. contains
* user creadentials
* @param {Agent} agent - instance of superagent HTTP client
* @param {String} endpointUrl - url which is used for testing
*
* @return {Promise} the promise is resolved when endpoint is correctly loaded,
* the promise is rejected othewise
*/
function authenticate(settings, agent, endpointUrl) {
let username = _.get(settings, "auth.username", "");
let password = _.get(settings, "auth.password", "");
let authorization =
"Basic " + Buffer.from(username + ":" + password).toString("base64");
let authorizationHeaders = {
Authorization: authorization,
};
return new Promise((resolve, reject) => {
agent
.fetch(endpointUrl, {
headers: authorizationHeaders,
})
.then((res) => {
if (authenticate.isValidResponse(res)) {
agent.setAuthorizationHeaders(authorizationHeaders);
resolve(res);
} else {
let err = new Error(
"OData server does not support basic authentification."
);
err.unsupported = true;
reject(err);
}
})
.catch(reject);
});
}
authenticate.isValidResponse = function (response) {
return (
response.status === 200 &&
_.isString(response.headers.get("content-type")) &&
!!response.headers.get("content-type").match(/application\/xml/)
);
};
authenticate.authenticatorName = "Basic";
module.exports = authenticate;
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