onCreatedNavigationTarget.js

require.scopes["popupBlocker"] = (function()
{
  "use strict";
  var exports = {};
  var defaultMatcher = require("matcher").defaultMatcher;
  var BlockingFilter = require("filterClasses").BlockingFilter;
  var _tempVar19 = require("url");
  var stringifyURL = _tempVar19.stringifyURL;
  var isThirdParty = _tempVar19.isThirdParty;
  var extractHostFromFrame = _tempVar19.extractHostFromFrame;
  var checkWhitelisted = require("whitelisting").checkWhitelisted;
  var logRequest = require("devtools").logRequest;
  var loadingPopups = Object.create(null);

  function hasLoadingPopups()
  {
    return Object.keys(loadingPopups).length > 0;
  }

  function forgetPopup(tabId)
  {
    delete loadingPopups[tabId];
    if (!hasLoadingPopups())
    {
      chrome.webRequest.onBeforeRequest.removeListener(onBeforeRequest);
      chrome.webNavigation.onCompleted.removeListener(onCompleted);
      chrome.tabs.onRemoved.removeListener(forgetPopup);
    }
  }

  function getFrame(tabId, processId, frameId, callback)
  {
    chrome.webNavigation.getFrame(
    {
      tabId: tabId,
      processId: processId,
      frameId: frameId
    }, function(details)
    {
      var _tempVar20 = details;
      var url = _tempVar20.url;
      var parentFrameId = _tempVar20.parentFrameId;
      var frame = {
        url: new URL(url),
        parent: null
      };
      if (parentFrameId != -1)
      {
        getFrame(tabId, processId, parentFrameId, function(parentFrame)
        {
          frame.parent = parentFrame;
          callback(frame);
        });
      }
      else
      {
        callback(frame);
      }
    }.bind(this));
  }

  function checkPotentialPopup(tabId, popup)
  {
    var urlObj = new URL(popup.url || "about:blank");
    var urlString = stringifyURL(urlObj);
    var documentHost = extractHostFromFrame(popup.sourceFrame);
    var thirdParty = isThirdParty(urlObj, documentHost);
    var specificOnly = !!checkWhitelisted(popup.sourcePage, popup.sourceFrame, RegExpFilter.typeMap.GENERICBLOCK);
    var filter = defaultMatcher.matchesAny(urlString, RegExpFilter.typeMap.POPUP, documentHost, thirdParty, null, specificOnly);
    if (filter instanceof BlockingFilter)
    {
      chrome.tabs.remove(tabId);
    }
    logRequest(popup.sourcePage, urlString, "POPUP", documentHost, thirdParty, null, specificOnly, filter);
  }

  function onBeforeRequest(details)
  {
    var popup = loadingPopups[details.tabId];
    if (popup)
    {
      popup.url = details.url;
      if (popup.sourceFrame)
      {
        checkPotentialPopup(details.tabId, popup);
      }
    }
  }

  function onCompleted(details)
  {
    if (details.frameId == 0 && details.url != "about:blank")
    {
      forgetPopup(details.tabId);
    }
  }

  function onSourceFrameRetrieved(tabId, frame)
  {
    var popup = loadingPopups[tabId];
    if (popup)
    {
      if (checkWhitelisted(popup.sourcePage, frame))
      {
        forgetPopup(tabId);
      }
      else
      {
        popup.sourceFrame = frame;
        checkPotentialPopup(tabId, popup);
      }
    }
  }
  chrome.webNavigation.onCreatedNavigationTarget.addListener(function(details)
  {
    if (!hasLoadingPopups())
    {
      chrome.webRequest.onBeforeRequest.addListener(onBeforeRequest,
      {
        urls: ["<all_urls>"],
        types: ["main_frame"]
      });
      chrome.webNavigation.onCompleted.addListener(onCompleted);
      chrome.tabs.onRemoved.addListener(forgetPopup);
    }
    loadingPopups[details.tabId] = {
      url: details.url,
      sourcePage: new ext.Page(
      {
        id: details.sourceTabId
      }),
      sourceFrame: null
    };
    getFrame(details.sourceTabId, details.sourceProcessId, details.sourceFrameId, onSourceFrameRetrieved.bind(null, details.tabId));
  });
  return exports;
});