listeners.js

/**
 * Listeners
 *
 */
chrome.tabs.onActivated.addListener(function(activeInfo) {
  refreshHiddenDomainsList();

  chrome.tabs.get(activeInfo.tabId, function(tabObj) {
    load_content_script(tabObj);
  });
});

chrome.tabs.onUpdated.addListener(function(tabId, changeInfo, tab) {
  refreshHiddenDomainsList();

  if (isHTTP(tab.url)) {
    chrome.tabs.executeScript(
      tabId,
      {file: "content_script.js"},
      function(result) {}
    );
  } else {
    var iconPath = "icon-off.png";
    setIcon(iconPath);
  }
});

chrome.runtime.onMessage.addListener(
  function(request, sender, sendResponse) {
    if (request.method == "addLocalStorage") {
      domainToHide[request.key] = true;
      chrome.storage.local.set(domainToHide);
    }
    else {
      var iconPath;

      if (isAnyperk(request.tabs_host) == true) {
        sendResponse("anyperk domain");
      }

      if (isAnyperkDomain(request.tabs_host) == true) {
        iconPath = request.active_icon_path;

        sendResponse(getPerkMetadata(request.tabs_host));
      }
      else {
        iconPath = request.default_icon_path;

        sendResponse(false);
      }

      setIcon(iconPath);
    }
  }
);

chrome.storage.onChanged.addListener(
  function(receiver){
    refreshHiddenDomainsList();
  }
);

chrome.browserAction.onClicked.addListener(function(tab) {
  var actionURL = "https://anyperk.com";

  chrome.tabs.update(tab.id, {url: actionURL});
});