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Limit the number of old messages the client requests

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(imported from commit 6bff6aa0b48d46b98aa68c6e29eb569cf41f4989)
This commit is contained in:
Keegan McAllister
2012-10-19 15:42:40 -04:00
parent a80e08fbf3
commit c67e7035aa
2 changed files with 9 additions and 2 deletions
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8
zephyr/static/js/zephyr.js
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@@ -3,6 +3,10 @@ var message_dict = {};
var subject_dict = {};
var people_hash = {};
// We only tell the server to backfill old messages
// if we have fewer than this many messages total.
var max_messages_for_backfill = 1000;
var selected_message_class = 'selected_message';
var viewport = $(window);
var reloading_app = false;
@@ -14,7 +18,8 @@ var get_updates_params = {
last: -1,
failures: 0,
server_generation: -1, /* to be filled in on document.ready */
reload_pending: 0
reload_pending: 0,
want_old_messages: true
};
$(function () {
@@ -615,6 +620,7 @@ $(function () {
var get_updates_xhr;
var get_updates_timeout;
function get_updates() {
get_updates_params.want_old_messages = (message_array.length < max_messages_for_backfill);
get_updates_xhr = $.ajax({
type: 'POST',
url: '/json/get_updates',