1 files changed, 23 insertions, 0 deletions
diff --git a/extension/background.js b/extension/background.js
new file mode 100644
index 0000000..a0f4c91
--- /dev/null
+++ b/extension/background.js
@@ -0,0 +1,23 @@
+/* Retrieve any previously set cookie and send to content script */
+
+function getActiveTab() {
+  return browser.tabs.query({active: true, currentWindow: true});
+}
+
+function cookieUpdate() {
+  getActiveTab().then((tabs) => {
+    // get any previously set cookie for the current tab 
+    let gettingCookies = browser.cookies.get({
+      url: tabs[0].url,
+      name: "name"
+    });
+    gettingCookies.then((cookie) => {
+      browser.tabs.sendMessage(tabs[0].id, cookie.value);
+    });
+  }); 
+}
+
+// update when the tab is updated
+browser.tabs.onUpdated.addListener(cookieUpdate);
+// update when the tab is activated
+browser.tabs.onActivated.addListener(cookieUpdate);