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Wikipedia Inline Footnotes

Shows footnotes inline when clicked.

当前为 2014-04-19 提交的版本，查看 最新版本。

  1. // ==UserScript==
  2. // @name        Wikipedia Inline Footnotes
  3. // @version     1.2
  4. // @namespace   http://github.com/johan
  5. // @description Shows footnotes inline when clicked.
  6. // @include     http://*.wikipedia.org/wiki/*
  7. // ==/UserScript==
  8.  
  9. $x('//a[contains(@href,"#cite_note-")]').forEach(function(a) {
  10.   a.addEventListener('click', inline_footnote, false);
  11. });
  12.  
  13. function inline_footnote(e) {
  14.   var a = $X('ancestor-or-self::a[1]', e.target);
  15.   var id = a.hash.slice(1);
  16.   var tag = document.createElement('span');
  17.   var copy = document.getElementById(id).cloneNode(true);
  18.   var sup = $X('ancestor::sup[1]', a);
  19.  
  20.   $x('a[sup] | *[.="^"]', copy).forEach(remove);
  21.   tag.innerHTML = " ["+ copy.innerHTML.replace(/^[\s^]*/, '') +"]";
  22.  
  23.   a.parentNode.replaceChild(tag, a);
  24.   if (sup) {
  25.     sup.parentNode.replaceChild(tag, sup);
  26.     tag.className = 'citation';
  27.     tag.id = sup.id;
  28.   }
  29.  
  30.   e.preventDefault();
  31.   e.stopPropagation();
  32. }
  33.  
  34. function remove(node) {
  35.   node.parentNode.removeChild(node);
  36. }
  37.  
  38. function $x( xpath, root ) {
  39.   var doc = root ? root.evaluate ? root : root.ownerDocument : document;
  40.   var got = doc.evaluate( xpath, root||doc, null, 0, null ), next, result = [];
  41.   switch (got.resultType) {
  42.     case got.STRING_TYPE:
  43.       return got.stringValue;
  44.     case got.NUMBER_TYPE:
  45.       return got.numberValue;
  46.     case got.BOOLEAN_TYPE:
  47.       return got.booleanValue;
  48.     default:
  49.       while ((next = got.iterateNext()))
  50. 	result.push( next );
  51.       return result;
  52.   }
  53. }