https://www.britishlegion.org.uk/assets/js/gifts-in-memory.js

1const getCookie = (name) => {
2    const match = document.cookie.match(new RegExp("(^| )" + name + "=([^;]+)"));
3    return match ? decodeURIComponent(match[2]) : null;
4};
5
6(function () {
7    const targetPath = "/get-involved/donate/other-ways-to-give/gift-in-memory";
8    const currentPath = window.location.pathname.toLowerCase();
9    const defaultSeg = "4AFW3F";
10
11    if (currentPath === targetPath.toLowerCase()) {
12
13        const cookieSeg = getCookie("seg");
14        const urlSeg = new URL(window.location.href).searchParams.get("seg");
15        const sessionSeg = sessionStorage.getItem("seg");
16
17        const segValue = cookieSeg || sessionSeg || urlSeg || defaultSeg;
18
19        if (cookieSeg || urlSeg) {
20            sessionStorage.setItem("seg", cookieSeg || urlSeg);
21        }
22
23        const links = document.querySelectorAll('a[href*="donations.britishlegion.org.uk"]');
24        links.forEach(link => {
25            const url = new URL(link.href);
26            url.searchParams.set("seg", segValue);
27            link.href = url.toString();
28        });
29    }
30})();