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102 lines
3.0 KiB
JavaScript
102 lines
3.0 KiB
JavaScript
(function () {
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var factory = function (Util, Cred, nThen, Nacl) {
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nThen = nThen; // XXX
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var Invite = {};
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var encode64 = Nacl.util.encodeBase64;
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var decode64 = Nacl.util.decodeBase64;
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// ed and curve keys can be random...
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Invite.generateKeys = function () {
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var ed = Nacl.sign.keyPair();
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var curve = Nacl.box.keyPair();
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return {
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edPublic: encode64(ed.publicKey),
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edPrivate: encode64(ed.secretKey),
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curvePublic: encode64(curve.publicKey),
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curvePrivate: encode64(curve.secretKey),
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};
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};
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Invite.generateSignPair = function () {
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var ed = Nacl.sign.keyPair();
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return {
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validateKey: encode64(ed.publicKey),
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signKey: encode64(ed.secretKey),
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};
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};
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var b64ToChannelKeys = function (b64) {
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var dispense = Cred.dispenser(decode64(b64));
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return {
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channel: Util.uint8ArrayToHex(dispense(16)),
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cryptKey: dispense(Nacl.secretbox.keyLength),
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};
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};
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// the secret invite values (cryptkey and channel) can be derived
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// from the link seed and (optional) password
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Invite.deriveInviteKeys = b64ToChannelKeys;
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// the preview values (cryptkey and channel) are less sensitive than the invite values
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// as they cannot be leveraged to access any further content on their own
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// unless the message contains secrets.
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// derived from the link seed alone.
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Invite.derivePreviewKeys = b64ToChannelKeys;
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Invite.createRosterEntry = function (roster, data, cb) {
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var toInvite = {};
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toInvite[data.curvePublic] = data.content;
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roster.invite(toInvite, cb);
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};
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/* INPUTS
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* password (for scrypt)
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* message (personal note)
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* link hash
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* bytes64 (scrypt output)
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* preview_hash
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*/
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/* IO / FUNCTIONALITY
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* creator
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* generate a random signKey (prevent writes to preview channel)
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* encrypt and upload the preview content
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* via CryptGet
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* owned by:
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* the ephemeral edPublic
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* the invite creator
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* create a roster entry for the invitation
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* with encrypted notes for the creator
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* redeemer
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* get the preview content
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* redeem the invite
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* add yourself to the roster
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* add the team to your proxy-manager
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*/
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return Invite;
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};
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if (typeof(module) !== 'undefined' && module.exports) {
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module.exports = factory(
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require("../common-util"),
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require("../common-credential.js"),
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require("nthen"),
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require("tweetnacl/nacl-fast")
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);
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} else if ((typeof(define) !== 'undefined' && define !== null) && (define.amd !== null)) {
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define([
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'/common/common-util.js',
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'/common/common-credential.js',
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'/bower_components/nthen/index.js',
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'/bower_components/tweetnacl/nacl-fast.min.js',
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], function (Util, Cred, nThen) {
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return factory(Util, Cred, nThen, window.nacl);
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});
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}
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}());
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