1 files changed, 18 insertions, 0 deletions
diff --git a/app/vendor/ledger/content-script.js b/app/vendor/ledger/content-script.js
new file mode 100644
index 000000000..425ff07a3
--- /dev/null
+++ b/app/vendor/ledger/content-script.js
@@ -0,0 +1,18 @@
+/*
+Passing messages from background script to popup
+*/
+let port = chrome.runtime.connect({ name: 'ledger' });
+port.onMessage.addListener(message => {
+    window.postMessage(message, window.location.origin);
+});
+port.onDisconnect.addListener(d => {
+    port = null;
+});
+ /*
+Passing messages from popup to background script
+*/
+ window.addEventListener('message', event => {
+    if (port && event.source === window && event.data) {
+        port.postMessage(event.data);
+    }
+});
+\ No newline at end of file