Supports callbacks for the dataSrc, titleSrc, and footerSrc configuration options.

Author: Chase Peeler

dist/ekko-lightbox.js

@@ -269,6 +269,8 @@ var Lightbox = (function ($) {
 			value: function _getAttr(element, attr) {
 				if (0 === attr.indexOf("data-")) {
 					return $(element).data(attr.replace("data-", ""));
+				} else if (typeof attr === 'function') {
+					return attr.call(element);
 				} else {
 					return $(element).attr(attr);
 				}

dist/ekko-lightbox.js.map

@@ -274,6 +274,8 @@ const Lightbox = (($) => {
 		_getAttr(element,attr){
 			if(0 === attr.indexOf("data-")){
 				return $(element).data(attr.replace("data-",""));
+			} else if(typeof attr === 'function') {
+				return attr.call(element);
 			} else {
 				return $(element).attr(attr);
 			}