62 lines
1.6 KiB
JavaScript
62 lines
1.6 KiB
JavaScript
function _gaLt(event) {
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if (typeof ga !== "function") {
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return;
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}
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var el = event.srcElement || event.target;
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/* Loop up the DOM tree through parent elements if clicked element is not a link (eg: an image inside a link) */
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while (
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el &&
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(typeof el.tagName == "undefined" ||
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el.tagName.toLowerCase() != "a" ||
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!el.href)
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) {
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el = el.parentNode;
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}
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if (el && el.href) {
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/* link */
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var link = el.href;
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if (link.indexOf(location.host) == -1 && !link.match(/^javascript:/i)) {
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/* external link */
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/* HitCallback function to either open link in either same or new window */
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var hitBack = function (link, target) {
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target ? window.open(link, target) : (window.location.href = link);
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};
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/* Is target set and not _(self|parent|top)? */
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var target =
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el.target && !el.target.match(/^_(self|parent|top)$/i)
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? el.target
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: false;
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/* send event with callback */
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ga(
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"send",
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"event",
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"Outgoing Links",
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link,
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document.location.pathname + document.location.search,
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{ hitCallback: hitBack(link, target) }
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);
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/* Prevent standard click */
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event.preventDefault ? event.preventDefault() : (event.returnValue = !1);
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}
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}
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}
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/* Attach the event to all clicks in the document after page has loaded */
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var w = window;
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w.addEventListener
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? w.addEventListener(
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"load",
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() => {
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document.body.addEventListener("click", _gaLt, !1);
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},
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!1
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)
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: w.attachEvent &&
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w.attachEvent("onload", () => {
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document.body.attachEvent("onclick", _gaLt);
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});
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