2021-12-07 13:18:08 -05:00

63 lines
1.6 KiB
JavaScript

const { STATUS_CODES } = require('http');
const { format } = require('util');
const { OPError } = require('../errors');
const REGEXP = /(\w+)=("[^"]*")/g;
const throwAuthenticateErrors = (response) => {
const params = {};
try {
while ((REGEXP.exec(response.headers['www-authenticate'])) !== null) {
if (RegExp.$1 && RegExp.$2) {
params[RegExp.$1] = RegExp.$2.slice(1, -1);
}
}
} catch (err) {}
if (params.error) {
throw new OPError(params, response);
}
};
const isStandardBodyError = (response) => {
let result = false;
try {
let jsonbody;
if (typeof response.body !== 'object' || Buffer.isBuffer(response.body)) {
jsonbody = JSON.parse(response.body);
} else {
jsonbody = response.body;
}
result = typeof jsonbody.error === 'string' && jsonbody.error.length;
if (result) response.body = jsonbody;
} catch (err) {}
return result;
};
function processResponse(response, { statusCode = 200, body = true, bearer = false } = {}) {
if (response.statusCode !== statusCode) {
if (bearer) {
throwAuthenticateErrors(response);
}
if (isStandardBodyError(response)) {
throw new OPError(response.body, response);
}
throw new OPError({
error: format('expected %i %s, got: %i %s', statusCode, STATUS_CODES[statusCode], response.statusCode, STATUS_CODES[response.statusCode]),
}, response);
}
if (body && !response.body) {
throw new OPError({
error: format('expected %i %s with body but no body was returned', statusCode, STATUS_CODES[statusCode]),
}, response);
}
return response.body;
}
module.exports = processResponse;