var assert = require('assert') , semver = require('semver') , Logger = require('./logger') , URL = require('url') // from normalize-package-data/lib/fixer.js module.exports.validate_name = function(name) { if (typeof(name) !== 'string') return false name = name.toLowerCase() if ( name.charAt(0) === '.' || // ".bin", etc. name.charAt(0) === '-' || // "-" is reserved by couchdb name.match(/[\/@\s\+%:]/) || name !== encodeURIComponent(name) || name === 'node_modules' || name === '__proto__' || name === 'package.json' || name === 'favicon.ico' ) { return false } else { return true } } module.exports.is_object = function(obj) { return typeof(obj) === 'object' && obj !== null && !Array.isArray(obj) } module.exports.validate_metadata = function(object, name) { assert(module.exports.is_object(object), 'not a json object') assert.equal(object.name, name) if (!module.exports.is_object(object['dist-tags'])) { object['dist-tags'] = {} } if (!module.exports.is_object(object['versions'])) { object['versions'] = {} } return object } module.exports.parse_tarball_url = function(_url) { var url = URL.parse(_url) var path = url.path.replace(/^\//, '').split('/') if (path.length >= 3 && path[path.length-2] === '-') { var filename = path.pop() , pkgpath = '/' + filename // tarball name pkgpath = '/' + path.pop() + pkgpath // "-" pkgpath = '/' + path.pop() + pkgpath // package.name } else { return null } return { protocol: url.protocol, host: url.host, prepath: '/' + path.join('/'), pkgpath: pkgpath, filename: filename, } } module.exports.filter_tarball_urls = function(pkg, req, config) { function filter(_url) { if (!req.headers.host) return _url var url = module.exports.parse_tarball_url(_url) // weird url, just return it if (url == null) return _url if (config.url_prefix != null) { var result = config.url_prefix.replace(/\/$/, '') } else { var result = req.protocol + '://' + req.headers.host } return result + url.pkgpath } for (var ver in pkg.versions) { var dist = pkg.versions[ver].dist if (dist != null && dist.tarball != null) { dist.__sinopia_orig_tarball = dist.tarball dist.tarball = filter(dist.tarball) } } return pkg } function can_add_tag(tag, config) { if (!tag) return false if (tag === 'latest' && config.ignore_latest_tag) return false return true } module.exports.tag_version = function(data, version, tag, config) { if (!can_add_tag(tag, config)) return switch(typeof(data['dist-tags'][tag])) { case 'string': data['dist-tags'][tag] = [data['dist-tags'][tag]] break case 'object': // array break default: data['dist-tags'][tag] = [] } if (data['dist-tags'][tag].indexOf(version) === -1) { data['dist-tags'][tag].push(version) data['dist-tags'][tag] = module.exports.semver_sort(data['dist-tags'][tag]) } } // gets version from a package object taking into account semver weirdness module.exports.get_version = function(object, version) { if (object.versions[version] != null) return object.versions[version] try { version = semver.parse(version, true) for (var k in object.versions) { if (version.compare(semver.parse(k, true)) === 0) { return object.versions[k] } } } catch(err) { return undefined } } // function filters out bad semver versions and sorts the array module.exports.semver_sort = function semver_sort(array) { return array .filter(function(x) { if (!semver.parse(x, true)) { Logger.logger.warn({ver: x}, 'ignoring bad version @{ver}') return false } return true }) .sort(semver.compareLoose) .map(String) }