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verdaccio/lib/utils.js
2013-10-22 11:29:57 +04:00

88 lines
2.1 KiB
JavaScript

var assert = require('assert');
var URL = require('url');
// from normalize-package-data/lib/fixer.js
module.exports.validate_name = function(name) {
name = name.toLowerCase();
if (
name.charAt(0) === "." || // ".bin", etc.
name.match(/[\/@\s\+%:]/) ||
name !== encodeURIComponent(name) ||
name.toLowerCase() === "node_modules" ||
name.toLowerCase() === "__proto__" ||
name.toLowerCase() === "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));
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();
var 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) {
if (pkg.versions[ver].dist != null
&& pkg.versions[ver].dist.tarball != null) {
pkg.versions[ver].dist.__sinopia_orig_tarball = pkg.versions[ver].dist.tarball;
pkg.versions[ver].dist.tarball = filter(pkg.versions[ver].dist.tarball);
}
}
return pkg;
}