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ovlb/FPD__check_for_cookie.php

Last active February 15, 2018 15:01
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FPD__check_for_cookie.php
// head.php
<?php
$status_cookie = $_COOKIE['fb-pixel-status'];
$is_opt_out = isset($status_cookie) && $status_cookie === 'opt-out';
?>
<head>
<!-- other head content -->
<?php if (!$is_opt_out): ?>
<script>
var optOutWish = function() {
var doNotTrack = navigator.doNotTrack === '1';
var hasOptedOut = localStorage.getItem('fb-pixel-status') === 'opt-out';
return doNotTrack || hasOptedOut;
}
if (optOutWish()) {
console.info('User prohibits tracking. Not embedding Facebook’s script.')
} else {
// Pixel code
}
</script>
<noscript>
<img height="1" width="1" style="display:none"
src="https://www.facebook.com/tr?id=00000000000&amp;ev=PageView&amp;noscript=1">
</noscript>
<?php endif; ?>
</head>
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