js/infinite-scroll.js


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/*
 * infinite-scroll.js
 * https://github.com/vichan-devel/vichan/blob/master/js/infinite-scroll.js
 *
 * Released under the MIT license
 * Copyright (c) 2013-2014 Marcin Łabanowski <marcin@6irc.net>
 *
 * Usage:
 *   $config['additional_javascript'][] = 'js/jquery.min.js';
 *   $config['additional_javascript'][] = 'js/infinite-scroll.js';
 *
 */

$(function() {
if (active_page == 'index') {


var loading = false;

var activate = function() {
  if (document.location.hash != '#all') return false;

  $(window).on("scroll", function() {
	scrolltest();
  });
  scrolltest();

  return true;
};

var scrolltest = function() {
  if ($(window).scrollTop() + $(window).height() + 1000 > $(document).height() && !loading) {
	load_next_page();
  }
};

var load_next_page = function() {
	if (loading) return;
	loading = true;
	
	var this_page = $(".pages a.selected:last");
	var next_page = this_page.next();
	
	var href = next_page.prop("href");
	if (!href) return;
	
	var boardheader = $('<h2>'+_('Page')+' '+next_page.html()+'</h2>');
	var loading_ind = $('<h2>'+_('Loading...')+'</h2>').insertBefore('#post-moderation-fields');
	
	$.get(href, function(data) {
		var doc = $(data);
		
		loading_ind.remove();
		boardheader.insertBefore('#post-moderation-fields');
		
		var i = 0;
		
		doc.find('div[id*="thread_"]').each(function() {
			var checkout = $(this).attr('id').replace('thread_', '');
			var $this = this;
			
			if ($('div#thread_' + checkout).length == 0) {
				// Delay DOM insertion to lessen the lag.
				setTimeout(function() {
					$($this).insertBefore('#post-moderation-fields');
					$(document).trigger('new_post', $this);
					$($this).hide().slideDown();
				}, 500*i);
				
				i++;
			}
		});
		
		setTimeout(function() {
			loading = false;
			scrolltest();
		}, 500*(i+1));
		
		next_page.addClass('selected');
	});
};

var button = $("<a href='#all'>"+_("All")+" </a>").prependTo(".pages");

$(window).on("hashchange", function() {
  return !activate();
});
activate();


}
});