node-landmark/lib/request.js

Landmark International API client

var _ = require('lodash');
var q = require('bluebird');
var qs = require('querystring');
var http = require('https');
var xml2js = require('xml2js');


function Request(config){
	config = _.defaults(config || {}, {
		pathPrefix: '/api/api.php'
	});

	if(!config.username){
		throw new Error('username is required');
	}
	if(!config.password){
		throw new Error('password is required');
	}

	this.config = config;
};

Request.prototype.makeRequest = function(xmlData, options){
	xmlData = xmlData || '';
	options = options || {};

	var path = this.config.pathPrefix;

	options.queryParams = options.queryParams || {};

	// WHO CAME UP WITH THIS OH MY GOD WHY
	console.log(xmlData);
	options.queryParams.RQXML = xmlData;

	if(_.keys(options.queryParams).length){
		path = [path, qs.stringify(options.queryParams)].join('?')
	}

	var options = {
		hostname: 'mercury.landmarkglobal.com',
		port: 443,
		path: path,
		method: 'POST'
	};

	return new q.Promise(function(resolve, reject){

		var req = http.request(options, function(res){

			var data = '';
			res.on('data', function(d){
				data += d.toString();
			});

			res.on('end', function(){
				var shortCode = ~~(res.statusCode / 100);

				return q.promisify(xml2js.parseString)(data)
				.then(function(data){
					var payload = data[_.first(_.keys(data))];

					if(payload && payload.Errors && payload.Errors.length){
						return reject({ Errors: payload.Errors });
					}

					return resolve(data);

				}, reject);
			});
		});

		req.on('error', function(err){
			console.log(err);
			reject(err);
		});
		req.end();

	});
};


module.exports = Request;