Add analytics and cookie notice

docs/_static/cookie_notice.css

@@ -0,0 +1,31 @@
+#cookie-notice {
+  display: none;
+  bottom: 0;
+  position: fixed;
+  width: 100%;
+  background: white;
+  z-index: 1000000;
+  height: auto;
+  text-align: center;
+}
+.cookie-button {
+  border: none;
+  display: inline-block;
+  justify-content: center;
+  height: 48px;
+  font-size: 16px;
+  font-weight: 600;
+  border-radius: 4px;
+  background: rgb(41, 128, 185);
+  box-shadow: 0 5px 14px 0 rgba(29,30,36,0.19);
+  color: #fff;
+  cursor: pointer;
+  padding-top: 12px;
+  padding-bottom: 12px;
+  padding-left: 42px;
+  padding-right: 42px;
+  margin: 1em;
+  margin-left: 2em;
+  white-space: nowrap;
+  vertical-align: middle;
+}

docs/_static/cookie_notice.js

@@ -0,0 +1,29 @@
+const send_ga = () => {
+  (function(i,s,o,g,r,a,m){i['GoogleAnalyticsObject']=r;i[r]=i[r]||function(){
+   (i[r].q=i[r].q||[]).push(arguments)},i[r].l=1*new Date();a=s.createElement(o),
+   m=s.getElementsByTagName(o)[0];a.async=1;a.src=g;m.parentNode.insertBefore(a,m)
+   })(window,document,'script','//www.google-analytics.com/analytics.js','ga');
+
+  ga('create', 'UA-124167090-6', 'auto');
+  ga('send', 'pageview');
+}
+
+let cookieAccepted = localStorage.cookieAccepted;
+if (cookieAccepted == undefined) {
+  $(document).ready(function () {
+    var cookieDiv = document.createElement('div')
+    cookieDiv.id = 'cookie-notice'
+    cookieDiv.innerHTML = "<p style='margin: 1em'>Privacy and Cookies: This site uses cookies. By continuing to use this website, you agree to their use. To find out more, see our <a style='color:#4c71c6; text-decoration: underline;' href='https://cloud.dwavesys.com/leap/legal/privacy_policy/' target='_blank'>Privacy Policy</a>.<button id='cookie-accept' class='cookie-button'>Close and Accept</button></p>"
+
+    $('body').append(cookieDiv).ready(() => {
+      $('#cookie-notice').fadeIn('slow');
+      $("#cookie-accept").click(function () {
+        localStorage.setItem("cookieAccepted", true)
+        $('#cookie-notice').fadeOut('slow');
+        send_ga()
+      });
+    })
+  })
+} else if (cookieAccepted == "true") {
+  send_ga()
+}

docs/conf.py

@@ -104,7 +104,11 @@
 # Add any paths that contain custom static files (such as style sheets) here,
 # relative to this directory. They are copied after the builtin static files,
 # so a file named "default.css" will overwrite the builtin "default.css".
-# html_static_path = ['_static']
+html_static_path = ['_static']
+
+def setup(app):
+   app.add_stylesheet('cookie_notice.css')
+   app.add_javascript('cookie_notice.js')
 
 # -- Options for HTMLHelp output ------------------------------------------