index.js

'use strict';

const path = require('path');
const url = require('url');

exports.packageDefDir = function (packageName) {
  const xcraftConfig = require('xcraft-core-etc')().load('xcraft');
  return path.join(xcraftConfig.pkgProductsRoot, packageName);
};

/**
 * Retrieve the real URI behind the URI extensions for zog.
 * There are two extensions:
 * - chest:[//<host>[:<port>]/]<resource>
 *   it returns an URI with http or https.
 *
 * - self:///path
 *   self contained (inner package) path
 * - home:///path
 *   relative to the xcraft home folder path,
 *   it returns an URI with file.
 *
 * @param {string} uri - Input URI.
 * @param {string} packageName
 * @returns {string} The real URI.
 */
exports.realUri = function (uri, packageName) {
  var xcraftConfig = require('xcraft-core-etc')().load('xcraft');
  var chestConfig = require('xcraft-core-etc')().load('xcraft-contrib-chest');

  var urlFile = {};
  var uriObj = url.parse(uri);

  switch (uriObj.protocol) {
    case 'chest:': {
      var protocol = 'http:';
      if (parseInt(uriObj.slashes ? uriObj.port : chestConfig.port) === 443) {
        protocol = 'https:';
      }

      var urlHttp = {};
      urlHttp.protocol = protocol;
      urlHttp.slashes = true;
      urlHttp.hostname = uriObj.slashes ? uriObj.hostname : chestConfig.host;
      urlHttp.port = uriObj.slashes ? uriObj.port : chestConfig.port;
      urlHttp.pathname = path
        .join('/resources/', uriObj.pathname || uriObj.hostname)
        .replace(/\\/g, '/');
      return url.format(urlHttp);
    }

    case 'self:': {
      urlFile.protocol = 'file:';
      urlFile.slashes = true;
      urlFile.hostname = uriObj.hostname;
      urlFile.port = uriObj.port;
      urlFile.pathname = path
        .join(xcraftConfig.pkgProductsRoot, packageName, uriObj.pathname)
        .replace(/\\/g, '/');
      return url.format(urlFile);
    }

    case 'home:': {
      urlFile.protocol = 'file:';
      urlFile.slashes = true;
      urlFile.hostname = uriObj.hostname;
      urlFile.port = uriObj.port;
      urlFile.pathname = path
        .join(xcraftConfig.xcraftRoot, '/home/', uriObj.pathname)
        .replace(/\\/g, '/');
      return url.format(urlFile);
    }
  }

  return uri;
};