https://en.itu.dk/js/itu/checkCookieConsent8.js

1(function () {
2
3    /**
4     * Loads a script only once by using a flag on the window object.
5     * Prevents duplicate loading if consent is triggered multiple times.
6     */
7    function loadScriptOnce(url, flag) {
8        if (window[flag]) return;
9
10        window[flag] = true;
11
12        const script = document.createElement("script");
13        script.src = url;
14        script.async = true;
15
16        script.onerror = function () {
17            console.error("Failed to load:", url);
18            window[flag] = false;
19        };
20
21        document.head.appendChild(script);
22    }
23
24    /**
25     * Enables functional cookies and loads related functionality scripts.
26     * Typically used for embedded services like YouTube, maps, chat widgets etc.
27     */
28    function enableFunctional() {
29        console.log("Functional cookies are ALLOWED");
30    }
31
32    /**
33     * Disables functionality dependent on functional cookies.
34     * Normally used to stop initialization of optional features.
35     */
36    function disableFunctional() {
37        console.log("Functional cookies are NOT allowed");
38    }
39
40    /**
41     * Enables statistics cookies and initializes analytics tools.
42     * Example: Matomo analytics.
43     */
44    function enableStatistics() {
45        console.log("Statistics cookies are ALLOWED");
46
47        window._paq = window._paq || [];
48        window._paq.push(['forgetUserOptOut']);
49
50        loadScriptOnce("/js/itu/matomo2.js", "matomoLoaded");
51    }
52
53    /**
54     * Disables statistics tracking.
55     * Used to opt the user out of analytics tracking.
56     */
57    function disableStatistics() {
58        console.log("Statistics cookies are NOT allowed");
59
60        window._paq = window._paq || [];
61        window._paq.push(['optUserOut']);
62    }
63
64    /**
65     * Enables marketing cookies and loads marketing / tracking scripts.
66     * Example: ad tracking pixels or marketing automation tools.
67     */
68    function enableMarketing() {
69        console.log("Marketing cookies are ALLOWED");
70
71        loadScriptOnce("/js/itu/metaPixel.js", "metaPixelLoaded");
72    }
73
74    /**
75     * Disables marketing tracking if consent is not given.
76     */
77    function disableMarketing() {
78        console.log("Marketing cookies are NOT allowed");
79    }
80
81    /**
82     * Central consent handler that checks each cookie category
83     * and enables or disables features accordingly.
84     */
85    function handleConsent(consents) {
86
87        // Functional cookies
88        if (consents.cookie_cat_functional === true) {
89            enableFunctional();
90        } else {
91            disableFunctional();
92        }
93
94        // Statistics cookies
95        if (consents.cookie_cat_statistic === true) {
96            enableStatistics();
97        } else {
98            disableStatistics();
99        }
100
101        // Marketing cookies
102        if (consents.cookie_cat_marketing === true) {
103            enableMarketing();
104        } else {
105            disableMarketing();
106        }
107    }
108
109    /**
110     * Listen for consent changes from the Cookie Information CMP.
111     * Triggered when a user updates their cookie preferences.
112     */
113    window.addEventListener("CookieInformationConsentGiven", function (e) {
114        handleConsent(e.detail?.consents || {});
115    });
116
117    /**
118     * Check if consent already exists when the page loads.
119     * Ensures scripts are activated immediately if consent was previously given.
120     */
121    if (window.CookieInformation?.consents) {
122        handleConsent(window.CookieInformation.consents);
123    }
124
125})();