dromos.js

/*=============================
dromos javascript library core.

This class is loaded by the dromos Bootstrap and should not
be included directly in a page

=============================*/
define(["jquery", "dromos.utilities"], function($jQ, utilities)
{
	// Variables for handling plugins
	var __DROMOS_PLUGIN__ = "dromos-module";
	var __DROMOS_INIT__ = "dromos-init";
	var __DROMOS_CONFIG__ = "dromos-config";

	// Make sure dromos exists, it should exist as normally this would be loaded by the bootstrap
	dromos = dromos || {};

	/**
	* Creates and returns a namespace from tcNamespace
	* if tcDelimiter is defined it will be used to separate the namespaces,
	* otherwise the default delimiter is '.'
	*/
	dromos.namespace = function(tcNamespace, tcDelimiter)
	{
		var laParts = tcNamespace.split(tcDelimiter || '.');
		dromos.base[laParts[0]] = dromos.base[laParts[0]] || {};
		var loCurrent = dromos.base[laParts[0]];
		for (var i=1, lnLength=laParts.length; i<lnLength; i++)
		{
			loCurrent = loCurrent[laParts[i]] = (loCurrent[laParts[i]] || {});
		}
		return loCurrent;
	};

	dromos.addDOMNotifier = function(tnIndex, toElement)
	{
		var loFNBefore = toElement.insertBefore;
		toElement.insertBefore = function()
		{
			dromos.addDOMNotifier._notified = true;
			var loReturn = loFNBefore.apply(this, arguments);
			if (loReturn !== null && $jQ(loReturn).parents(document).length >0)
			{
				dromos.addDOMNotifier(0, loReturn);
				$jQ(this).trigger('domchildadded');
			}
			return loReturn;
		};

		var loFNAppend = toElement.appendChild;
		toElement.appendChild = function()
		{
			dromos.addDOMNotifier._notified = true;
			var loReturn = loFNAppend.apply(this, arguments);
			if (loReturn !== null && $jQ(loReturn).parents(document).length >0)
			{
				dromos.addDOMNotifier(0, loReturn);
				$jQ(this).trigger('domchildadded');
			}
			return loReturn;
		};
	};

	dromos.prepareModule = function(toSelector)
	{
		$jQ(toSelector).find("[" + __DROMOS_PLUGIN__ + "]").each(
			function(tnIndex, toElement)
			{
				var loElement = $jQ(toElement);
				var lcModule = loElement.attr(__DROMOS_PLUGIN__);
				if (lcModule)
				{
					var lcInit = loElement.attr(__DROMOS_INIT__);
					var lcConfig = loElement.attr(__DROMOS_CONFIG__);
					loElement.removeAttr(__DROMOS_PLUGIN__).removeAttr(__DROMOS_INIT__).removeAttr(__DROMOS_CONFIG__);
					require([lcModule], function(toModule)
						{
							dromos.utilities.initialiseModule(toModule, toElement, tnIndex, lcInit, dromos.base[lcConfig]);
						});
				}
			});
	};

	// Update all elements to notify of dom changes
	// 
	// Firefox now has a problem with setting properties on 
	try
	{
		$jQ('<div>').insertBefore = function(){};
		$jQ('*').each(dromos.addDOMNotifier);
	}
	catch (ex)
	{
		// DO NOTHING
	}
	$jQ('*').on('domchildadded', function()
	{
		dromos.prepareModule(this);
	});
	$jQ(function(){dromos.prepareModule(document);});

	// return the dromos object for future require calls
	return dromos;
});