1sc-api/index.js

Node API for 1 Shopping Cart

// One Shopping Cart API
// -- This is a NodeJS version of the PHP Api Script

var when = require('when'),
    https = require('https'),
    qs = require('querystring'),
    xml2js = require('xml2js');
var url = require('url');

var xmlParser = xml2js.ParserString;

var OneShopAPI = function(settings) {
    this.settings = settings || {
        merchantId: '',
        merchantKey: '',
        apiUri: ''
    };

    var urlParts = url.parse(settings.apiUri);
    this.settings.hostname = urlParts.host;
    this.settings.path = urlParts.path;
    this.apiParameters = {};
};

OneShopAPI.prototype.AddApiParameter = function(parameterKey, parameterValue) {
    this.apiParameters[parameterKey] = parameterValue;
};

OneShopAPI.prototype.ClearApiParameters = function() {
    self.apiParameters = {};
};

OneShopAPI.prototype.XlinkApiRequest = function(xlink, parameters) {
    parameters = parameters || '';
    var requestBody = this.CreateRequestString();
    return this.SendHttpRequest(xlink, requestBody);
};

OneShopAPI.prototype.ApiRequest = function(path, parameters) {
    parameters = parameters || '';
    var uri = this.settings.path + 'API/' + this.settings.merchantId + path;
    var requestBody = this.CreateRequestString();
    return this.SendHttpRequest(uri, requestBody);
};

OneShopAPI.prototype.CreateRequestString = function() {
    var requestBody = '<Request>' +
        '<Key>' + this.settings.merchantKey + '</Key>' +
        this.ParseApiParameters(this.apiParameters) +
        '</Request>';
    return requestBody;
};

OneShopAPI.prototype.ParseApiParameters = function() {
    var self = this;
    var request_payload = '';
    for (var prop in self.apiParameters) {
        if (!self.apiParameters.hasOwnProperty(prop).join) {
            request_payload += '<' + prop + '>' +
                self.apiParameters[prop] +
                '</' + prop + ">\r\n";
        } else {
            // PHP API has this code, but doesn't have a createRequest command
            // request_payload += '<' + prop + ">\r\n" +
            //     self.createRequest(self.apiParameters[prop]) +
            //     '</' + prop + ">\r\n";
        }
    }
    return request_payload;
};

OneShopAPI.prototype.GetOrdersList = function() {
    return this.ApiRequest('/ORDERS/LIST');
};

OneShopAPI.prototype.GetOrderCount = function() {
    return this.ApiRequest('/ORDERS/COUNT');
};

OneShopAPI.prototype.GetOrderById = function(orderId) {
    return this.ApiRequest('/ORDERS/' + orderId + '/READ');
};

OneShopAPI.prototype.GetProductsList = function() {
    return this.ApiRequest('/PRODUCTS/LIST');
};

OneShopAPI.prototype.GetProductById = function(productId) {
    return this.ApiRequest('/PRODUCTS/' + productId + '/READ');
};

OneShopAPI.prototype.GetClientsList = function() {
    return this.ApiRequest('/CLIENTS/LIST');
};

OneShopAPI.prototype.GetClientById = function(clientId) {
    return this.ApiRequest('/CLIENTS/' + clientId + '/READ');
};

OneShopAPI.prototype.GetErrorsList = function() {
    return this.ApiRequest('/ERRORS/LIST');
};

OneShopAPI.prototype.GerAvailableApiMethods = function() {
    return this.ApiRequest('');
};


OneShopAPI.prototype.SendHttpRequest = function(uri, requestBody) {
    var self = this;
    var defer = when.defer();
    var options = {
        hostname: self.settings.hostname,
        path: uri,
        method: 'POST'
    };

    options.port = self.settings.port || 443;

    var xml = requestBody;

    options.headers = {
        'content-length': xml.length
    };

    //console.log('Request : ', options);

    var req = https.request(options, function(res) {
        var retData = '';
        res.on('data', function(chunk) {
            retData += chunk;
        });

        res.on('end', function() {
            defer.resolve(retData);
        });
    });

    req.on('error', function(err) {
        defer.resolve(err);
    });

    req.write(xml);
    req.end();

    return defer.promise;
};

module.exports = OneShopAPI;