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function hqLiveUpdate(notify_id) {
if(typeof profile_uid === 'undefined') profile_uid = false; /* Should probably be unified with channelId defined in head.tpl */
if((src === null) || (stopped) || (! profile_uid)) { $('.like-rotator').hide(); return; }
if(($('.comment-edit-text.expanded').length) || (in_progress)) {
if(livetime) {
clearTimeout(livetime);
}
livetime = setTimeout(liveUpdate, 10000);
return;
}
if(livetime !== null)
livetime = null;
prev = 'live-' + src;
in_progress = true;
var update_url;
var update_mode;
if(scroll_next) {
bParam_page = next_page;
page_load = true;
}
else {
bParam_page = 1;
}
update_url = buildCmd();
if(page_load) {
$("#page-spinner").show();
if(bParam_page == 1)
update_mode = 'replace';
else
update_mode = 'append';
}
else {
update_mode = 'update';
var orgHeight = $("#region_2").height();
}
var dstart = new Date();
console.log('LOADING data...');
$.get(update_url, function(data) {
// on shared hosts occasionally the live update process will be killed
// leaving an incomplete HTML structure, which leads to conversations getting
// truncated and the page messed up if all the divs aren't closed. We will try
// again and give up if we can't get a valid HTML response after 10 tries.
if((data.indexOf("<html>") != (-1)) && (data.indexOf("</html>") == (-1))) {
console.log('Incomplete data. Reloading');
in_progress = false;
liveRecurse ++;
if(liveRecurse < 10) {
liveUpdate();
}
else {
console.log('Incomplete data. Too many attempts. Giving up.');
}
}
// else data was valid - reset the recursion counter
liveRecurse = 0;
if(notify_id !== 'undefined') {
$.post(
"hq",
{
"notify_id" : notify_id
},
function(data) {
if(timer) clearTimeout(timer);
timer = setTimeout(NavUpdate,10);
}
);
}
var dready = new Date();
console.log('DATA ready in: ' + (dready - dstart)/1000 + ' seconds.');
if(update_mode === 'update' || preloadImages) {
console.log('LOADING images...');
$('.wall-item-body, .wall-photo-item',data).imagesLoaded( function() {
var iready = new Date();
console.log('IMAGES ready in: ' + (iready - dready)/1000 + ' seconds.');
page_load = false;
scroll_next = false;
updateConvItems(update_mode,data);
$("#page-spinner").hide();
$("#profile-jot-text-loading").hide();
// adjust scroll position if new content was added above viewport
if(update_mode === 'update') {
$(window).scrollTop($(window).scrollTop() + $("#region_2").height() - orgHeight + contentHeightDiff);
}
in_progress = false;
// FIXME - the following lines were added so that almost
// immediately after we update the posts on the page, we
// re-check and update the notification counts.
// As it turns out this causes a bit of an inefficiency
// as we're pinging twice for every update, once before
// and once after. A btter way to do this is to rewrite
// NavUpdate and perhaps LiveUpdate so that we check for
// post updates first and only call the notification ping
// once.
updateCountsOnly = true;
if(timer) clearTimeout(timer);
timer = setTimeout(NavUpdate,10);
});
}
else {
page_load = false;
scroll_next = false;
updateConvItems(update_mode,data);
$("#page-spinner").hide();
$("#profile-jot-text-loading").hide();
in_progress = false;
// FIXME - the following lines were added so that almost
// immediately after we update the posts on the page, we
// re-check and update the notification counts.
// As it turns out this causes a bit of an inefficiency
// as we're pinging twice for every update, once before
// and once after. A btter way to do this is to rewrite
// NavUpdate and perhaps LiveUpdate so that we check for
// post updates first and only call the notification ping
// once.
updateCountsOnly = true;
if(timer) clearTimeout(timer);
timer = setTimeout(NavUpdate,10);
}
});
}
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