https://www.lawsociety.org.uk/Assets/js/tls/utils.js

1
2    window.tls = window.tls || {};
3    window.tls.utils = window.tls.utils || {};
4
5    /**
6     * Reads cookie value as string
7     */
8    window.tls.utils.GetCookie = function(cookieName) {
9        var name = cookieName + "=";
10        var decodedCookie = decodeURIComponent(document.cookie);
11        var ca = decodedCookie.split(';');
12
13        for (var i = 0; i < ca.length; i++) {
14            var c = ca[i];
15            while (c.charAt(0) == ' ') {
16                c = c.substring(1);
17            }
18
19            if (c.indexOf(name) == 0) {
20                return c.substring(name.length, c.length);
21            }
22        }
23
24        return "";
25    }
26
27    /**
28     * Reads and parsed cookie value as JSON
29     */
30    window.tls.utils.GetCookieAsParsedJson = function(cookieName) {
31        var cookieValue = window.tls.utils.GetCookie(cookieName);
32        var parsed = JSON.parse(cookieValue);
33        return parsed;
34    }
35
36    /**
37     * Reads DataLayer value
38     */
39    window.tls.utils.GetDataLayerValue = function (keyVal) {
40        for (var i = 0; i < window.dataLayer.length; i++) {
41            if (dataLayer[i][keyVal] !== undefined) {
42                return dataLayer[i][keyVal];
43            }
44        }
45    }
46
47    /**
48     * Checks if current browser is mobile, based on the mobile CSS breakpoint
49     */
50    window.tls.utils.IsMobile = function () {
51        return window.matchMedia("only screen and (max-width: 959px)").matches;
52    }
53