Current File : //proc/1857783/root/var/www/tif-dev/wp-content/plugins/instapage/modules/lpAjaxLoader/view.php
<?php
/*
* For pantheon hosting platform (https://pantheon.io/) we need to get content by ajax
* because pantheon replace UTM_ variables value to 'PANTHEON_STRIPPED' and redirect the page.
* Thanks to this solution all UTM_ variable are sent to instapage api.platform
*/
?>
<script id="b64-replace" type="text/javascript">
(function () {
function hasGetParameters() {
return document.location.search !== '';
}
/**
* Execute fn not earlier than DOM is ready
*/
function onDOMReady(fn) {
if (document.readyState != 'loading') {
fn();
} else {
document.addEventListener('DOMContentLoaded', fn);
}
}
/**
* Encode query string to pass it to backend of our plugin (we omit by this stripping utm tags)
*/
function buildBase64EncodedQueryString() {
var query = [];
var searchArray = document.location.search.replace('?', '').split('&');
for (var i = 0; i < searchArray.length; i++) {
if (searchArray[i].indexOf("PANTHEON_STRIPPED") === -1) {
query.push(searchArray[i]);
}
}
query.push(
'<?php echo InstapageCmsPluginLPAjaxLoaderController::AJAX_REQUEST_FLAG_NAME ?>=true'
);
return window.btoa(query.join('&'));
}
/**
* Fetch landing page with base64 encoding query strings to ommit caching/altering layers of query params
*/
function fetchLandingPage() {
var url = document.location.origin + document.location.pathname;
if (window.XMLHttpRequest) {
var xhReq = new XMLHttpRequest();
} else {
var xhReq = new ActiveXObject("Microsoft.XMLHTTP");
}
xhReq.open('GET', url + '?b64=' + buildBase64EncodedQueryString(), false);
xhReq.setRequestHeader("X-Requested-With", "XMLHttpRequest");
xhReq.send();
onDOMReady(function () {
document.getElementsByTagName('html')[0].innerHTML = xhReq.responseText;
})
}
function showBody() {
onDOMReady(function () {
document.getElementsByTagName('body')[0].style.display = 'block';
})
}
if (hasGetParameters()) {
fetchLandingPage();
} else {
showBody();
}
})();
</script>
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