Working popup

manifest.json

@@ -16,7 +16,7 @@
   "browser_action": {
     "default_icon": "border-48.png",
     "default_title": "Pokaż problematyczne requesty",
-    "default_popup": "popup/choose_beast.html"
+    "default_popup": "popup.html"
   },
   "icons": {
     "48": "icons/border-48.png"

popup.html

@@ -0,0 +1,3 @@
+<button id="clean">clean memory</button>
+<div id="output"></div>
+<script src="popup.js"></script>

popup.js

@@ -0,0 +1,29 @@
+output.innerHTML = "loading...";
+let tabid = null;
+chrome.tabs.query({ active: true, currentWindow: true }, function (tabs) {
+  var currTab = tabs[0];
+  if (currTab) {
+    // Sanity check
+    /* document.write(JSON.stringify(currTab)); */
+    tabid = currTab.id;
+  }
+});
+
+function render(memory = {}) {
+  let output_txt = "";
+  if (!memory?.[tabid]) {
+    output_txt = "No data for this tab";
+  }
+  Object.keys(memory[tabid]).forEach(
+    (host) => (output_txt += /* HTML */ `${host}</br>`)
+  );
+  output.innerHTML = output_txt;
+}
+
+chrome.runtime.sendMessage({ msg: "get_memory" }, (memory) => {
+  render(memory);
+});
+
+clean.onclick = () => {
+  chrome.runtime.sendMessage({ msg: "clear_memory" }, render);
+};

problematic.js

@@ -1,5 +1,7 @@
 console.log("PROBLEMATIC REQUESTS");
 
+let memory = {};
+
 // const isThirdParty = (arg) => arg.urlClassification.thirdParty.length > 0;
 async function isThirdParty(request) {
   const request_url = new URL(request.url);
@@ -18,7 +20,7 @@ const getReferer = (arg) =>
 
 const getOrigin = async (arg) => {
   let url;
-  if (arg.tabId) {
+  if (arg.tabId && arg.tabId >= 0) {
     const tab = await browser.tabs.get(arg.tabId);
     url = tab.url;
   } else {
@@ -40,16 +42,31 @@ browser.webRequest.onBeforeSendHeaders.addListener(
       (await exposesOrigin(request))
     ) {
       const has_cookie = hasCookie(request);
-      fn = has_cookie ? console.warn : console.log;
-      fn(
-        "Leaked referrer! Has cookie:",
-        hasCookie(request),
-        request.url,
-        "referer was",
-        getReferer(request)
-      );
+      if (!memory[request.tabId]) {
+        memory[request.tabId] = {};
+      }
+      const shorthost = new URL(request.url).host
+        .match(/((\.[^.]+){2}$)/)[0]
+        .slice(1);
+      if (!memory[request.tabId][shorthost]) {
+        memory[request.tabId][shorthost] = [];
+      }
+      memory[request.tabId][shorthost].push({ url: request.url, has_cookie });
     }
   },
   { urls: ["<all_urls>"] },
   ["requestHeaders"]
 );
+
+chrome.runtime.onMessage.addListener(function (request, sender, sendResponse) {
+  if (sender.tab) {
+    return;
+  }
+  console.log("got message!", request);
+  if (request?.msg === "get_memory") {
+    sendResponse(memory);
+  } else if (request?.msg === "clear_memory") {
+    console.log("memory cleared");
+    memory = {};
+  }
+});