From ee3053fa5c9526f28a1fe53a9c0da9d656a047aa Mon Sep 17 00:00:00 2001
From: Andrei Cristian Petcu <andrei@ceata.org>
Date: Sat, 13 May 2017 17:25:26 +0300
Subject: [PATCH] added page action that actually works

---
 manifest.json         |  2 +-
 scripts/background.js | 28 ++++++++++++++++++++++++----
 updates.json          |  4 +++-
 3 files changed, 28 insertions(+), 6 deletions(-)

diff --git a/manifest.json b/manifest.json
index a7d6b42..e1a5bd8 100644
--- a/manifest.json
+++ b/manifest.json
@@ -1,6 +1,6 @@
 {
 	"name": "__MSG_appName__",
-	"version": "1.1.0",
+	"version": "1.2.0",
 	"homepage_url": "https://github.com/andreicristianpetcu/google_translate_this",
 	"manifest_version": 2,
 	"description": "__MSG_appDescription__",
diff --git a/scripts/background.js b/scripts/background.js
index d916c49..3bdddef 100644
--- a/scripts/background.js
+++ b/scripts/background.js
@@ -1,5 +1,19 @@
 'use strict';
 
+const APPLICABLE_PROTOCOLS = ["http:", "https:"];
+
+function protocolIsApplicable(url) {
+  var anchor =  document.createElement('a');
+  anchor.href = url;
+  return APPLICABLE_PROTOCOLS.includes(anchor.protocol);
+}
+
+function showPageActionOnTab(tabInfo){
+  if (protocolIsApplicable(tabInfo.url)) {
+    browser.pageAction.show(tabInfo.id);
+  }
+}
+
 function translateCurrentPage() {
     chrome.tabs.query({
         currentWindow: true,
@@ -25,14 +39,20 @@ browser.contextMenus.onClicked.addListener(function(info, tab) {
 });
 
 browser.browserAction.onClicked.addListener(translateCurrentPage);
-
-chrome.contextMenus.create({
+browser.contextMenus.create({
   id: "translate-current-page",
   title: "Translate Current Page",
   contexts: ["all"]
 });
 browser.pageAction.onClicked.addListener(translateCurrentPage);
 
-browser.tabs.onActivated.addListener(function(tabInfo){
-  browser.pageAction.show(tabInfo.tabId);
+browser.tabs.query({}).then((tabs) => {
+  var tab;
+  for (tab of tabs) {
+    showPageActionOnTab(tab);
+  }
+});
+
+browser.tabs.onUpdated.addListener((id, changeInfo, tab) => {
+  showPageActionOnTab(tab);
 });
diff --git a/updates.json b/updates.json
index c7e9c5a..d657fe1 100644
--- a/updates.json
+++ b/updates.json
@@ -7,7 +7,9 @@
         { "version": "1.0.2",
           "update_link": "https://github.com/andreicristianpetcu/google_translate_this/releases/download/v1.0.2/google_translate_this_page-1.0.2-an.fx.xpi" },
         { "version": "1.0.3",
-          "update_link": "https://github.com/andreicristianpetcu/google_translate_this/releases/download/v1.0.3/google_translate_this_page-1.0.3-an.fx.xpi" }
+          "update_link": "https://github.com/andreicristianpetcu/google_translate_this/releases/download/v1.0.3/google_translate_this_page-1.0.3-an.fx.xpi" },
+        { "version": "1.2.0",
+          "update_link": "https://github.com/andreicristianpetcu/google_translate_this/releases/download/v1.2.0/google_translate_this_page-1.2.0-an.fx.xpi" }
       ]
     }
   }