fullcalendar/src/main.js

var FC = $.fullCalendar = {
	version: "<%= version %>",
	// When introducing internal API incompatibilities (where fullcalendar plugins would break),
	// the minor version of the calendar should be upped (ex: 2.7.2 -> 2.8.0)
	// and the below integer should be incremented.
	internalApiVersion: 9
};
var fcViews = FC.views = {};


$.fn.fullCalendar = function(options) {
	var args = Array.prototype.slice.call(arguments, 1); // for a possible method call
	var res = this; // what this function will return (this jQuery object by default)

	this.each(function(i, _element) { // loop each DOM element involved
		var element = $(_element);
		var calendar = element.data('fullCalendar'); // get the existing calendar object (if any)
		var singleRes; // the returned value of this single method call

		// a method call
		if (typeof options === 'string') {

			if (options === 'getCalendar') {
				if (!i) { // first element only
					res = calendar;
				}
			}
			else if (options === 'destroy') { // don't warn if no calendar object
				if (calendar) {
					calendar.destroy();
					element.removeData('fullCalendar');
				}
			}
			else if (!calendar) {
				FC.warn("Attempting to call a FullCalendar method on an element with no calendar.");
			}
			else if ($.isFunction(calendar[options])) {
				singleRes = calendar[options].apply(calendar, args);

				if (!i) {
					res = singleRes; // record the first method call result
				}
				if (options === 'destroy') { // for the destroy method, must remove Calendar object data
					element.removeData('fullCalendar');
				}
			}
			else {
				FC.warn("'" + options + "' is an unknown FullCalendar method.");
			}
		}
		// a new calendar initialization
		else if (!calendar) { // don't initialize twice
			calendar = new Calendar(element, options);
			element.data('fullCalendar', calendar);
			calendar.render();
		}
	});

	return res;
};


var complexOptions = [ // names of options that are objects whose properties should be combined
	'header',
	'footer',
	'buttonText',
	'buttonIcons',
	'themeButtonIcons'
];


// Merges an array of option objects into a single object
function mergeOptions(optionObjs) {
	return mergeProps(optionObjs, complexOptions);
}