jQuery Ajax Queue

jQuery.ajaxQueue.js

/*
 * jQuery.ajaxQueue - Named queues for ajax requests
 * 
 * (c) 2016 Kristian Kraljic, 2012 Corey Frang
 * Dual licensed under the MIT and GPL licenses.
 *
 * Requires jQuery 1.5+, jQuery.ajaxQueue function, use with (jQuery.ajaxQueue||jQuery.ajax)(sUrl,oOptions,sQueueName).done(function(oData) { ... } ).fail(function() { ... } );
 */
(function(jQuery) {
	var mAjaxQueues = {}; // map for all ajaxQueues we are going to create
	jQuery.ajaxQueue = function(sUrl, oOptions, sQueueName) {
		if(typeof sUrl==='object') {
			sQueueName = oOptions;
			oOptions = sUrl;
			sUrl = undefined;
		}
		if(typeof oOptions==='string') {
			sQueueName = oOptions;
			oOptions = undefined;
		}
		
		// Force options to be an object, use default queue if no queue i given
		oOptions = oOptions||{};
		sQueueName = sQueueName||'default';
		
		// jQuery on an empty object, we are going to use this as our queue
		var oAjaxQueue = mAjaxQueues[sQueueName]||(mAjaxQueues[sQueueName]=jQuery({}));
		
		var oXHR, oDeferred = jQuery.Deferred(), oPromise = oDeferred.promise();
		function fnRequest(oNext) { (oXHR=jQuery.ajax(sUrl,oOptions))
			.done(oDeferred.resolve).fail(oDeferred.reject).then(oNext,oNext); }
		oAjaxQueue.queue(fnRequest);
		
		// Add the abort method to the promise
		oPromise.abort = function(sStatusText) {
			if(oXHR) return oXHR.abort(sStatusText);
			
			// if there wasn't already a jqXHR we need to remove from queue
			var aQueue = oAjaxQueue.queue(), iIndex = jQuery.inArray(fnRequest, aQueue);
			if(iIndex>-1) aQueue.splice(index, 1);
			
			oDeferred.rejectWith(oOptions.context||oOptions, [oPromise,sStatusText,'']);
			return oPromise;
		};

		return oPromise;
	};
})(jQuery);

jQuery.ajaxQueue.min.js

/*
 * jQuery.ajaxQueue - Named queues for ajax requests
 * 
 * (c) 2016 Kristian Kraljic, 2012 Corey Frang
 * Dual licensed under the MIT and GPL licenses.
 *
 * Requires jQuery 1.5+, jQuery.ajaxQueue function, use with (jQuery.ajaxQueue||jQuery.ajax)(sUrl,oOptions,sQueueName).done(function(oData) { ... } ).fail(function() { ... } );
 */
!function(e){var r={};e.ajaxQueue=function(t,n,o){function u(r){(i=e.ajax(t,n)).done(f.resolve).fail(f.reject).then(r,r)}"object"==typeof t&&(o=n,n=t,t=void 0),"string"==typeof n&&(o=n,n=void 0),n=n||{},o=o||"default";var i,a=r[o]||(r[o]=e({})),f=e.Deferred(),c=f.promise();return a.queue(u),c.abort=function(r){if(i)return i.abort(r);var t=a.queue(),o=e.inArray(u,t);return o>-1&&t.splice(index,1),f.rejectWith(n.context||n,[c,r,""]),c},c}}(jQuery);