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implement pinning logic in pinpad.js

pull/1/head
ansuz 2017-04-04 12:13:31 +02:00
parent a5e5ddae08
commit 182dbfc874
1 changed files with 102 additions and 18 deletions
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120
www/common/pinpad.js
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@ -4,25 +4,80 @@ define([
'/bower_components/tweetnacl/nacl-fast.min.js'
], function (Cryptpad, Rpc) {
var Nacl = window.nacl;
var create = function (network, ed) {
var exp = {};
var rpc = Rpc.create(network, ed);
var localChannelsHash = function (fileList) {
fileList = fileList || Cryptpad.getUserChannelList();
var checkHash = exp.checkHash = function (fileList) {
fileList = fileList || Cryptpad.getUserChannelList();
var channelIdList = [];
fileList.forEach(function (href) {
var parsedHref = Cryptpad.parsePadUrl(href);
if (!parsedHref || !parsedHref.hash) { return; }
var parsedHash = Cryptpad.parseHash(parsedHref.hash);
if (!parsedHash || !parsedHash.channel) { return; }
channelIdList.push(Cryptpad.base64ToHex(parsedHash.channel));
});
var uniqueList = Cryptpad.deduplicateString(channelIdList).sort();
var channelIdList = [];
fileList.forEach(function (href) {
var parsedHref = Cryptpad.parsePadUrl(href);
if (!parsedHref || !parsedHref.hash) { return; }
var parsedHash = Cryptpad.parseHash(parsedHref.hash);
if (!parsedHash || !parsedHash.channel) { return; }
channelIdList.push(Cryptpad.base64ToHex(parsedHash.channel));
var hash = Nacl.util.encodeBase64(Nacl
.hash(Nacl.util.decodeUTF8( JSON.stringify(uniqueList) )));
return hash;
};
// TODO move this into pinpad
false && (function () {
// compute what you think the hash should be
// then ask the server if what it has matches your records
rpc.send('GET_HASH', edPublic, function (e, hash) {
if (e) { return void console.error(e); }
console.log("user pins hash is [%s]", hash);
// if it does, awesome!
// you should be able to pin and unpin things easily
// if it doesn't, send a reset, and start re-pinning
});
}());
getServerHash = function (rpc, edPublic, cb) {
rpc.send('GET_HASH', edPublic, cb);
};
var getFileSize = function (rpc, file, cb) {
rpc.send('GET_FILE_SIZE', file, cb);
};
var getFileListSize = function (rpc, list, cb) {
var bytes = 0;
var left = list.length;
list.forEach(function (chan) {
getFileSize(rpc, chan, function (e, msg) {
if (e) {
if (e === 'ENOENT') {
// these channels no longer exists on the server
console.log(e, chan);
} else {
console.error(e);
}
} else if (msg && msg[0] && typeof(msg[0]) === 'number') {
bytes += msg[0];
//console.log(bytes);
} else {
console.log("returned message was not a number: ", msg);
}
--left;
if (left === 0) {
cb(void 0, bytes);
}
});
var uniqueList = Cryptpad.deduplicateString(channelIdList).sort();
});
};
/*
1. every time you want to pin or unpid a pad you send a message to the server
@ -34,12 +89,41 @@ define([
UNPIN all, send all
*/
var hash = Nacl.util.encodeBase64(Nacl.hash(Nacl.util.decodeUTF8( JSON.stringify(uniqueList) )));
return hash;
};
// Don't use create until Cryptpad is ready
// (use Cryptpad.ready)
var create = function (cb) {
// you will need to communicate with the server
// use an already established
var network = Cryptpad.getNetwork();
return exp;
// your user proxy contains credentials you will need to make RPC calls
var proxy = Cryptpad.getStore().getProxy().proxy;
var edPrivate = proxy.edPrivate;
var edPublic = proxy.edPublic;
if (!(edPrivate && edPublic)) { return void cb('INVALID_KEYS'); }
Rpc.create(network, edPrivate, edPublic, function (e, rpc) {
if (e) { return void cb(e); }
var exp = {};
exp.publicKey = edPublic;
exp.send = rpc.send;
exp.getFileSize = function (file, cb) {
getFileSize(rpc, file, cb);
};
exp.getFileListSize = function (list, cb) {
getFileListSize(rpc, list, cb);
};
exp.getServerHash = function (cb) {
getServerHash(rpc, edPublic, cb);
};
cb(e, exp);
});
};
return { create: create };