Update daily users counter (amo)

bpc_count_daily_users.js

@@ -32,4 +32,7 @@ function currentDateStr() {
 }
 var last_date_str = currentDateStr();
 var daily_users;
-bpc_count_daily_users(last_date_str);
+ext_api.storage.local.get({counter: true}, function (result) {
+  if (result.counter)
+    bpc_count_daily_users(last_date_str);
+});

changelog.txt

@@ -9,6 +9,7 @@ Fix Foreign Affairs (timing)
 Fix Medium (cookies)
 Fix Telerama.fr (mobile)
 Fix VeloNews
+Update daily users counter (amo)
 
 * v2.3.7.0 (2021-09-26)
 Add Aachener Zeitung (Germany)

options/optin/opt-in.html

@@ -32,6 +32,15 @@
         <button id="custom-disable">Disable</button>
       </div>
       <p>You can also just request permissions for the <a href="../options_custom.html">custom sites</a> you added yourself.</p>
+    </div>
+    <div id="counter-prompt">
+      <p><strong>daily users counter opt-in</strong></p>
+      <p>Very basic daily users counter (by counting the download of an empty json-file (no personal information is shared)):</br>
+      <p>daily users counter enabled: <span id="counter-enabled"></span></p>
+      <div id="custom-container">
+        <button id="counter-enable">Enable</button>
+        <button id="counter-disable">Disable</button>
+      </div>
     </div>
 	<p>
   <div style='float:left;padding-bottom:50px'>

options/optin/opt-in.js

@@ -75,4 +75,25 @@ window.addEventListener("load", function () {
             });
         });
     });
-});
+
+    var counter_enabled = document.getElementById('counter-enabled');
+    ext_api.storage.local.get({counter: true}, function (result) {
+        counter_enabled.innerText = result.counter ? 'YES' : 'NO';
+    });
+
+    document.getElementById("counter-enable").addEventListener("click", function () {
+        ext_api.storage.local.set({
+            "counter": true,
+            "optInShown": true
+        });
+        counter_enabled.innerText = 'YES';
+    });
+
+    document.getElementById("counter-disable").addEventListener("click", function () {
+        ext_api.storage.local.set({
+            "counter": false,
+            "optInShown": true
+        });
+        counter_enabled.innerText = 'NO';
+    });
+});