IndieAuth.js

indieauth.js

(function (NAME, SEPARATOR) {
	var
	ATTR = 'data-' + NAME,
	SELECTOR = '[' + ATTR + ']';

	function onupdate() {
		// for all matching elements
		Array.prototype.forEach.call(document.querySelectorAll(SELECTOR), function (element) {
			var
			// get data from attribute
			data = element.getAttribute(ATTR),
			// detect separator
			separatorIndex = data.indexOf(SEPARATOR) !== -1 ? data.indexOf(SEPARATOR) : data.length,
			// separate feature from options
			feature = data.slice(0, separatorIndex),
			options = data.slice(separatorIndex + 1);

			// remove attribute
			element.removeAttribute(ATTR);

			// do something with the feature and options
			console.log(feature, options);
		});
	}

	// update now or when DOM is ready
	if (/e/.test(document.readyState)) onupdate();
	else document.addEventListener('DOMContentLoaded', onupdate);

	// update when DOM changes
	document.addEventListener('DOMSubtreeModified', onupdate);
})('indieauth', ':');