Google Chrome - Set New Tab

Set a specified URL as new tab page on Google Chrome.

K instalaci tototo skriptu si budete muset nainstalovat rozšíření jako Tampermonkey, Greasemonkey nebo Violentmonkey.

You will need to install an extension such as Tampermonkey to install this script.

K instalaci tohoto skriptu si budete muset nainstalovat rozšíření jako Tampermonkey nebo Violentmonkey.

K instalaci tohoto skriptu si budete muset nainstalovat rozšíření jako Tampermonkey nebo Userscripts.

You will need to install an extension such as Tampermonkey to install this script.

K instalaci tohoto skriptu si budete muset nainstalovat manažer uživatelských skriptů.

(Už mám manažer uživatelských skriptů, nechte mě ho nainstalovat!)

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

(Už mám manažer uživatelských stylů, nechte mě ho nainstalovat!)

// ==UserScript==
// @id              chrome-newtab@loucypher
// @name            Google Chrome - Set New Tab
// @namespace       https://github.com/LouCypher/userscripts
// @description     Set a specified URL as new tab page on Google Chrome.
// @version         2.1
// @author          LouCypher
// @license         MIT License
// @contributionURL http://loucypher.github.io/userscripts/donate.html?Google+Chrome+-+Set+New+Tab
// @homepageURL     https://greasyfork.org/scripts/217
// @supportURL      https://greasyfork.org/scripts/217/feedback
// @resource        CHANGELOG https://raw.github.com/LouCypher/userscripts/master/tampermonkey/set-new-tab/CHANGELOG.txt
// @resource        LICENSE https://raw.github.com/LouCypher/userscripts/master/tampermonkey/set-new-tab/LICENSE.txt
// @match           http://*/*
// @match           https://*/*
// @run-at          document-start
// @grant           GM_getValue
// @grant           GM_setValue
// @grant           GM_registerMenuCommand
// ==/UserScript==

const REGEXP = /^https?:\/\/www.google.[a-z.]+\/\_\/chrome\/newtab.*/;
var isDefaultNewTab = REGEXP.test(top.location.href);

function setNewTabURL(aURL, aMsg) {
  var message = "Enter URL as new tab.\n" +
                "Enter 'about:blank' to use a blank page.\n" +
                "Enter empty string to use browser default.";
  if (aMsg)
    message = aMsg + "\nor\n" + message;

  if (isDefaultNewTab)
    aURL = "";

  var newTabURL = prompt(message, aURL);
  if (newTabURL || newTabURL === "")
    GM_setValue("newTabURL", newTabURL);
}

if (isDefaultNewTab) {  // If default new tab
  var newTabURL = GM_getValue("newTabURL", "");
  if (newTabURL) {
    stop(); // in the name of love
    document.documentElement.innerHTML = "<head></head><body></body>";
    location.replace(newTabURL);  // Redirect to a specified new tab
  }
}

GM_registerMenuCommand("New Tab: set a new location", function() {
  setNewTabURL(GM_getValue("newTabURL", ""));
});

if (!isDefaultNewTab) {
  GM_registerMenuCommand("New Tab: use current page", function() {
    setNewTabURL(top.location.href, "Press 'OK' to use current page");
  });
}