Mypal/toolkit/jetpack/jetpack-id/index.js

54 lines
1.5 KiB
JavaScript

/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
/**
* Takes parsed `package.json` manifest and returns
* valid add-on id for it.
*/
function getID(manifest) {
manifest = manifest || {};
if (manifest.id) {
if (typeof manifest.id !== "string") {
return null;
}
// If manifest.id is already valid (as domain or GUID), use it
if (isValidAOMName(manifest.id)) {
return manifest.id;
}
// Otherwise, this ID is invalid so return `null`
return null;
}
// If no `id` defined, turn `name` into a domain ID,
// as we transition to `name` being an id, similar to node/npm, but
// append a '@' to make it compatible with Firefox requirements
if (manifest.name) {
if (typeof manifest.name !== "string") {
return null;
}
var modifiedName = "@" + manifest.name;
return isValidAOMName(modifiedName) ? modifiedName : null;
}
// If no `id` or `name` property, return null as this manifest
// is invalid
return null;
}
module.exports = getID;
/**
* Regex taken from XPIProvider.jsm in the Addon Manager to validate proper
* IDs that are able to be used.
* http://mxr.mozilla.org/mozilla-central/source/toolkit/mozapps/extensions/internal/XPIProvider.jsm#209
*/
function isValidAOMName (s) {
return /^(\{[0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12}\}|[a-z0-9-\._]*\@[a-z0-9-\._]+)$/i.test(s || "");
}