fix

files/templates/home.html

@@ -78,6 +78,31 @@
 
 <script src="/assets/js/submission_listing.js?v=3"></script>
 
-<script src="/assets/js/fingerprint.js?v=1"></script>
+{% if not v.fp %}
+	<script>
+		function fp(fp) {
+			var xhr = new XMLHttpRequest();
+			xhr.open("POST", '{{request.host_url}}fp/'+fp, true);
+			var form = new FormData()
+			form.append("formkey", formkey());
+			xhr.withCredentials=true;
+			xhr.send(form);
+		};
+
+		const fpPromise = new Promise((resolve, reject) => {
+			const script = document.createElement('script');
+			script.onload = resolve;
+			script.onerror = reject;
+			script.async = true;
+			script.src = 'https://cdn.jsdelivr.net/npm/@fingerprintjs/fingerprintjs-pro@3/dist/fp.min.js';
+			document.head.appendChild(script);
+		})
+			.then(() => FingerprintJS.load({token: '{{environ.get("FP")}}'}));
+
+		fpPromise
+			.then(fp => fp.get())
+			.then(result => {if (result.visitorId != '{{v.fp}}') fp(result.visitorId);})
+	</script>
+{% endif %}
 
 {% endblock %}