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keep a snapshot of last values sent to client

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This commit is contained in:
Geoff Schmidt
2012-03-06 17:58:34 -08:00
parent 435cb6e50f
commit ffd044b11d
1 changed files with 8 additions and 2 deletions
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10
packages/livedata/livedata_server.js
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@@ -544,7 +544,6 @@ _.extend(Meteor._LivedataSubscription.prototype, {
flush: function () {
var self = this;
var msg;
for (var name in self.pending_data)
for (var id in self.pending_data[name]) {
@@ -553,14 +552,21 @@ _.extend(Meteor._LivedataSubscription.prototype, {
for (var key in self.pending_data[name][id]) {
var value = self.pending_data[name][id][key];
if (!(name in self.snapshot))
self.snapshot[name] = {};
if (!(id in self.snapshot[name]))
self.snapshot[name][id] = {};
var snapshot = self.snapshot[name][id];
if (value === undefined) {
if (!('unset' in msg))
msg.unset = [];
msg.unset.push(key);
delete snapshot[key];
} else {
if (!('set' in msg))
msg.set = {};
msg.set[key] = value;
snapshot[key] = msg.set[key] = value;
}
}