Chrome 扩展:webRequest 重定向到现有选项卡,无需打开新选项卡

ogn*_*ten 6 javascript tabs redirect google-chrome-extension google-chrome-devtools

当用户打开某个页面时,我想在打开新选项卡之前在现有选项卡中打开该页面。我已经尝试过 webRequest:

chrome.webRequest.onBeforeRequest.addListener(
    function(details) {
        chrome.tabs.query({ url: 'https://example.com/' },function (tabs) {
            chrome.tabs.update(tabs[0].id, { url: details.url, highlighted: true });
        })
    },
    {urls: ['https://example.com/']},
    ['blocking']
);
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我也试过 webNavigation:

chrome.webNavigation.onBeforeNavigate.addListener(function (details) {
    if(details.url=="https://example.com/") {
        chrome.tabs.query({ url: 'https://example.com/' },function (tabs) {
            chrome.tabs.update(tabs[0].id, { url: details.url, highlighted: true });
        });
    }
});
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这两者都会打开一个必须关闭的新选项卡,这会导致浏览器在选项卡之间跳转。

有没有办法在打开新标签之前拦截请求?

谢谢!

ogn*_*ten 2

我最终把它解决了。这是代码的近似值:

function openMypageInMysite(tab) {
  var urlNavigatingTo = tab.url,
    matchMysiteUrl = urlNavigatingTo.match(/^https?:\/\/(.*).mysite.com\/?(.*)$/);

  if (matchMysiteUrl) {
    var pattern  = '*://' + matchMysiteUrl[1] + '.mysite.com/*';

    chrome.tabs.query({ url: pattern }, function(openTabs) {
      var route    = '/' + matchMysiteUrl[2];
      Mytab = (openTabs[0].id !== tab.id) ? openTabs[0].id : openTabs[1].id;

      chrome.tabs.sendMessage(Mytab, { route: route });
      chrome.tabs.update(Mytab, { active: true });
      chrome.tabs.remove(tab.id);
    });
  }
}

chrome.webNavigation.onBeforeNavigate.addListener(
  function (details) {
    openMypageInMysite({id: details.tabId, url: details.url});
  },
  {url: [{hostSuffix: 'mysite.com'}]}
);
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