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nullify-external-links

Only allow links that have the same base URL as the current page.

目前为 2015-07-14 提交的版本。查看 最新版本。

  1. // ==UserScript==
  2. // @name         nullify-external-links
  3. // @namespace    https://github.com/ahuanguchi
  4. // @version      1.0.0
  5. // @description  Only allow links that have the same base URL as the current page.
  6. // @author       ahuanguchi
  7. // @match        http*://*/*
  8. // @grant        none
  9. // @run-at       document-start
  10. // ==/UserScript==
  11.  
  12. window.addEventListener("load", function () {
  13.   function splitHref(givenHref) {
  14.     return givenHref.replace(/^https?:\/\//, "").split("/");
  15.   }
  16.   var i, currentA, currentHref, anchorParts, locationParts;
  17.   var anchors = document.getElementsByTagName("a");
  18.   var numAnchors = anchors.length;
  19.   for (i = 0; i < numAnchors; i += 1) {
  20.     currentA = anchors[i];
  21.     currentHref = currentA.href;
  22.     anchorParts = splitHref(currentHref);
  23.     locationParts = splitHref(window.location.href);
  24.     if (currentHref.slice(0, 4) === "http" && anchorParts[0] !== locationParts[0]) {
  25.       currentA.removeAttribute("href");
  26.     }
  27.   }
  28. });