https://www.prima-paris.fr/js/globals/getRestoIdKonamiCode.js?v=26

1(function() {
2    jQuery(function($) {
3        try {
4            var konamiCallback = function() {
5                // Get the resto id (from php?)
6                var restoId = window.restaurantId,
7                    restoIdCopyClipboard = $("<input type='text'>");
8
9                restoIdCopyClipboard.val(restoId)
10                    .appendTo("body")
11                    .select();
12                try{
13                    document.execCommand("copy");
14                } catch(e) {
15                    console.info("copy to clipboard does not seem to be permitted in your browser");
16                }
17                restoIdCopyClipboard.remove();
18            }
19            var kkeys = [], konami = "82,73,68,82,73,68";
20
21            $(document).on("keydown", function(e){
22                kkeys.push( e.keyCode );
23                if (kkeys.length > 10) {
24                    kkeys.shift();
25                }
26                if ( kkeys.toString().indexOf( konami ) >= 0 ) {
27                    konamiCallback();
28                    kkeys=[];
29                }
30            });
31        } catch(e) {
32          console.log('error loading copy clipboard code');
33        }
34    });
35})();