125 lines
3.9 KiB
JavaScript
125 lines
3.9 KiB
JavaScript
define([
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'/bower_components/chainpad-crypto/crypto.js',
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'/bower_components/chainpad-netflux/chainpad-netflux.js',
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'/common/common-util.js',
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'/common/common-hash.js',
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'/common/common-realtime.js',
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'/common/outer/network-config.js',
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'/bower_components/chainpad/chainpad.dist.js',
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], function (Crypto, CPNetflux, Util, Hash, Realtime, NetConfig) {
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var finish = function (S, err, doc) {
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if (S.done) { return; }
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S.cb(err, doc);
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S.done = true;
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if (!S.hasNetwork) {
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var disconnect = Util.find(S, ['network', 'disconnect']);
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if (typeof(disconnect) === 'function') { disconnect(); }
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}
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if (S.realtime && S.realtime.stop) {
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try {
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S.realtime.stop();
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} catch (e) { console.error(e); }
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}
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var abort = Util.find(S, ['session', 'realtime', 'abort']);
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if (typeof(abort) === 'function') {
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S.session.realtime.sync();
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abort();
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}
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};
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var makeConfig = function (hash, opt) {
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// We can't use cryptget with a file or a user so we can use 'pad' as hash type
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var secret = Hash.getSecrets('pad', hash, opt.password);
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if (!secret.keys) { secret.keys = secret.key; } // support old hashses
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var config = {
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websocketURL: NetConfig.getWebsocketURL(),
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channel: secret.channel,
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validateKey: secret.keys.validateKey || undefined,
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crypto: Crypto.createEncryptor(secret.keys),
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logLevel: 0,
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initialState: opt.initialState
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};
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return config;
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};
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var isObject = function (o) {
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return typeof(o) === 'object';
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};
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var overwrite = function (a, b) {
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if (!(isObject(a) && isObject(b))) { return; }
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Object.keys(b).forEach(function (k) { a[k] = b[k]; });
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};
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var get = function (hash, cb, opt, progress) {
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if (typeof(cb) !== 'function') {
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throw new Error('Cryptget expects a callback');
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}
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opt = opt || {};
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progress = progress || function () {};
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var config = makeConfig(hash, opt);
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var Session = { cb: cb, hasNetwork: Boolean(opt.network) };
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config.onReady = function (info) {
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var rt = Session.session = info.realtime;
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Session.network = info.network;
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progress(1);
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finish(Session, void 0, rt.getUserDoc());
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};
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config.onChannelError = function (info) {
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finish(Session, info.error);
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};
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// We use the new onMessage handler to compute the progress:
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// we should receive 2 checkpoints max, so 100 messages max
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// We're going to consider that 1 message = 1%, and we'll send 100%
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// at the end
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var i = 0;
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config.onMessage = function () {
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i++;
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progress(Math.min(0.99, i/100));
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};
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overwrite(config, opt);
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Session.realtime = CPNetflux.start(config);
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};
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var put = function (hash, doc, cb, opt) {
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if (typeof(cb) !== 'function') {
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throw new Error('Cryptput expects a callback');
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}
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opt = opt || {};
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var config = makeConfig(hash, opt);
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var Session = { cb: cb, };
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config.onReady = function (info) {
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var realtime = Session.session = info.realtime;
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Session.network = info.network;
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realtime.contentUpdate(doc);
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var to = setTimeout(function () {
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cb(new Error("Timeout"));
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}, 5000);
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Realtime.whenRealtimeSyncs(realtime, function () {
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clearTimeout(to);
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realtime.abort();
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finish(Session, void 0);
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});
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};
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overwrite(config, opt);
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Session.session = CPNetflux.start(config);
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};
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return {
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get: get,
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put: put,
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};
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});
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