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vichan/js/auto-reload.js

104 lines
2.4 KiB
JavaScript

/*
* auto-reload.js
* https://github.com/savetheinternet/Tinyboard/blob/master/js/auto-reload.js
*
* Brings AJAX to Tinyboard.
*
* Released under the MIT license
* Copyright (c) 2012 Michael Save <savetheinternet@tinyboard.org>
* Copyright (c) 2013-2014 Marcin Łabanowski <marcin@6irc.net>
* Copyright (c) 2013 undido <firekid109@hotmail.com>
*
* Usage:
* $config['additional_javascript'][] = 'js/jquery.min.js';
* //$config['additional_javascript'][] = 'js/titlebar-notifications.js';
* $config['additional_javascript'][] = 'js/auto-reload.js';
*
*/
auto_reload_enabled = true; // for watch.js to interop
$(document).ready(function(){
if($('div.banner').length == 0)
return; // not index
if($(".post.op").size() != 1)
return; //not thread page
var poll_interval;
var end_of_page = false;
var new_posts = 0;
var first_new_post = null;
if (typeof update_title == "undefined") {
var update_title = function() { };
}
if (typeof add_title_collector != "undefined")
add_title_collector(function(){
return new_posts;
});
var window_active = true;
$(window).focus(function() {
window_active = true;
recheck_activated();
});
$(window).blur(function() {
window_active = false;
});
var recheck_activated = function() {
if (new_posts && window_active &&
$(window).scrollTop() + $(window).height() >=
$(first_new_post).position().top) {
new_posts = 0;
}
update_title();
};
var poll = function() {
$.ajax({
url: document.location,
success: function(data) {
$(data).find('div.post.reply').each(function() {
var id = $(this).attr('id');
if($('#' + id).length == 0) {
if (!new_posts) {
first_new_post = this;
}
$(this).insertAfter($('div.post:last').next()).after('<br class="clear">');
new_posts++;
$(document).trigger('new_post', this);
recheck_activated();
}
});
time_loaded = Date.now(); // interop with watch.js
}
});
clearTimeout(poll_interval);
poll_interval = setTimeout(poll, end_of_page ? 3000 : 10000);
};
$(window).scroll(function() {
recheck_activated();
if($(this).scrollTop() + $(this).height() <
$('div.post:last').position().top + $('div.post:last').height()) {
end_of_page = false;
return;
}
clearTimeout(poll_interval);
poll_interval = setTimeout(poll, 100);
end_of_page = true;
}).trigger('scroll');
poll_interval = setTimeout(poll, 3000);
});