a little closer to tab-driven private browsing with i2p, re-write user agents globally

background.js

@@ -99,7 +99,8 @@ function themeWindow(window) {
     function onError(e) {
       console.error(e);
     }
-    browser.contextualIdentities.get(tabInfo[0].cookieStoreId).then(onGot, onError);
+    //if (tabInfo[0].cookieStoreId == "firefox-default")
+      browser.contextualIdentities.get(tabInfo[0].cookieStoreId).then(onGot, onError);
   }
   function onError(error) {
     console.log(`Error: ${error}`);
@@ -115,7 +116,7 @@ function setTitle(window) {
   function logTabs(tabInfo) {
     console.log(tabInfo)
     function onGot(context) {
-        if (context.name == "i2pbrowser") {
+      if (context.name == "i2pbrowser") {
           console.log("Active in I2P window")
 
       console.log("Active in I2P window")

manifest.json

@@ -13,6 +13,7 @@
     "privacy",
     "storage",
     "webRequest",
+    "webRequestBlocking",
     "contextualIdentities",
     "cookies",
     "tabs",

privacy.js

@@ -1,4 +1,22 @@
 
+var ua = "MYOB/6.66 (AN/ON)";
+
+function rewriteUserAgentHeader(e) {
+  for (var header of e.requestHeaders) {
+    if (header.name.toLowerCase() === "user-agent") {
+      header.value = ua;
+      console.log(header.value)
+    }
+  }
+  return {requestHeaders: e.requestHeaders};
+}
+
+browser.webRequest.onBeforeSendHeaders.addListener(
+  rewriteUserAgentHeader,
+  {urls: ["<all_urls>"]},
+  ["blocking", "requestHeaders"]
+);
+
 function getChrome() {
   if (chrome.runtime.getBrowserInfo == undefined) {
     return true

proxy.js

@@ -156,6 +156,55 @@ function setupProxy() {
   }
 }
 
+function contextProxy(requestDetails) {
+  try {
+
+    function onGot(context) {
+      if (!context) {
+        console.error("Context not found");
+      } else {
+        var controlHost = getControlHost()
+        var controlPort = getControlPort();
+        var Host = getHost()
+        var Port = getPort()
+        var Scheme = getScheme()
+        if (context.name = "i2pbrowser") {
+          requestDetails.proxyInfo = {host:Host, port:Port, type:Scheme, proxyDns:true }
+          console.log("PROXY INFO", requestDetails);
+        }
+      }
+    }
+
+    function onError(e) {
+      console.error(e);
+    }
+
+    function tabGot(tab) {
+      if (!tab) {
+        console.error("Tab not found");
+      } else {
+        if (tab.cookieStoreId != "firefox-default")
+          browser.contextualIdentities.get(tab.cookieStoreId).then(onGot, onError);
+      }
+    }
+
+    function tabError(e) {
+      console.error(e);
+    }
+
+    browser.tabs.get(requestDetails.tabId).then(tabGot, tabError);
+
+  } catch (error) {
+    console.error(error);
+  }
+  console.log(requestDetails);
+}
+
+browser.webRequest.onBeforeRequest.addListener(
+  contextProxy,
+  {urls: ["<all_urls>"]}
+);
+
 function checkStoredSettings(storedSettings) {
   let defaultSettings = {};
   if (!storedSettings.proxy_scheme) {