oauth3.js/oauth3.node.js

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'use strict';
//var OAUTH3 = require('./oauth3.core.js').OAUTH3;
var OAUTH3 = require('./oauth3.issuer.js').OAUTH3;
// used for OAUTH3.urls.resourcePasswordOwner
// used for OAUTH3.authn.loginMeta
// used for OAUTH3.authn.otp
// used for OAUTH3.authn.resourcePasswordOwner
var PromiseA = require('bluebird');
var requestAsync = PromiseA.promisify(require('request'));
var crypto = require('crypto');
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OAUTH3.PromiseA = PromiseA;
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OAUTH3._discoverHelper = function(providerUri, opts) {
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return OAUTH3._node.discover(providerUri, opts);
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};
OAUTH3._requestHelper = function (preq, opts) {
/*
if (opts && opts.directives) {
preq.url = OAUTH3.url.resolve(opts.directives.issuer, preq.url);
}
*/
return OAUTH3._node.request(preq, opts);
};
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OAUTH3._base64.atob = function (base64) {
return new Buffer(base64, 'base64').toString('utf8');
};
OAUTH3._base64.btoa = function (text) {
return new Buffer(text, 'utf8').toString('base64');
};
OAUTH3._defaultStorage = require('./oauth3.node.storage');
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OAUTH3._node = {};
OAUTH3._node.discover = function(providerUri/*, opts*/) {
return OAUTH3.request({
method: 'GET'
, url: OAUTH3.url.normalize(providerUri) + '/.well-known/oauth3/directives.json'
}).then(function (resp) {
return resp.data;
});
};
OAUTH3._node.request = function(preq/*, _sys*/) {
var data = {
method: preq.method
, url: preq.url || preq.uri
, headers: preq.headers
, json: preq.data || preq.body || preq.json || undefined // TODO which to use?
, formData: preq.formData || undefined
};
//console.log('DEBUG request');
//console.log(preq.url || preq.uri);
//console.log(data.json);
return requestAsync(data).then(OAUTH3._node._parseJson);
};
OAUTH3._node._parseJson = function (resp) {
var err;
var json = resp.body;
// TODO toCamelCase
if (!(resp.statusCode >= 200 && resp.statusCode < 400)) {
// console.log('[A3] DEBUG', resp.body);
err = new Error("bad response code: " + resp.statusCode);
err.result = resp.body;
return PromiseA.reject(err);
}
//console.log('resp.body', typeof resp.body);
if ('string' === typeof json) {
try {
json = JSON.parse(json);
} catch(e) {
err = new Error('response not parsable:' + resp.body);
err.result = resp.body;
return PromiseA.reject(err);
}
}
// handle both Oauth2- and node-style errors
if (json.error) {
err = new Error(json.error && json.error.message || json.error_description || json.error);
err.result = json;
return PromiseA.reject(err);
}
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return {
headers: resp.headers
, status: resp.statusCode
, data: json
};
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};
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OAUTH3._logoutHelper = function(/*directives, opts*/) {
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// TODO allow prompting of which account
return OAUTH3.PromiseA.reject(new Error("logout not yet implemented for node.js"));
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};
OAUTH3._node.randomState = function () {
return crypto.randomBytes(16).toString('hex');
};
OAUTH3.randomState = OAUTH3._node.randomState;
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module.exports = OAUTH3;