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Unpaywall Button

Adds a button to archive the page on Archive.today for specific websites

  1. // ==UserScript==
  2. // @name         Unpaywall Button
  3. // @license       MIT
  4. // @namespace    http://tampermonkey.net/
  5. // @version      1.0
  6. // @description  Adds a button to archive the page on Archive.today for specific websites
  7. // @author       Your Name
  8. // @include      *://cnn.com/*
  9. // @include      *://*.cnn.com/*
  10. // @include      *://bbc.com/*
  11. // @include      *://*.bbc.com/*
  12. // @include      *://nytimes.com/*
  13. // @include      *://*.nytimes.com/*
  14. // @include      *://foxnews.com/*
  15. // @include      *://*.foxnews.com/*
  16. // @include      *://huffpost.com/*
  17. // @include      *://*.huffpost.com/*
  18. // @include      *://reuters.com/*
  19. // @include      *://*.reuters.com/*
  20. // @include      *://bloomberg.com/*
  21. // @include      *://*.bloomberg.com/*
  22. // @include      *://theguardian.com/*
  23. // @include      *://*.theguardian.com/*
  24. // @include      *://forbes.com/*
  25. // @include      *://*.forbes.com/*
  26. // @include      *://usatoday.com/*
  27. // @include      *://*.usatoday.com/*
  28. // @include      *://npr.org/*
  29. // @include      *://*.npr.org/*
  30. // @include      *://washingtonpost.com/*
  31. // @include      *://*.washingtonpost.com/*
  32. // @include      *://aljazeera.com/*
  33. // @include      *://*.aljazeera.com/*
  34. // @include      *://abcnews.go.com/*
  35. // @include      *://*.abcnews.go.com/*
  36. // @include      *://cbsnews.com/*
  37. // @include      *://*.cbsnews.com/*
  38. // @include      *://nbcnews.com/*
  39. // @include      *://*.nbcnews.com/*
  40. // @include      *://news.yahoo.com/*
  41. // @include      *://*.news.yahoo.com/*
  42. // @include      *://latimes.com/*
  43. // @include      *://*.latimes.com/*
  44. // @include      *://politico.com/*
  45. // @include      *://*.politico.com/*
  46. // @include      *://wsj.com/*
  47. // @include      *://*.wsj.com/*
  48. // @include      *://thehill.com/*
  49. // @include      *://*.thehill.com/*
  50. // @include      *://vox.com/*
  51. // @include      *://*.vox.com/*
  52. // @include      *://buzzfeednews.com/*
  53. // @include      *://*.buzzfeednews.com/*
  54. // @include      *://time.com/*
  55. // @include      *://*.time.com/*
  56. // @include      *://cnbc.com/*
  57. // @include      *://*.cnbc.com/*
  58. // @include      *://businessinsider.com/*
  59. // @include      *://*.businessinsider.com/*
  60. // @include      *://axios.com/*
  61. // @include      *://*.axios.com/*
  62. // @include      *://slate.com/*
  63. // @include      *://*.slate.com/*
  64. // @include      *://newyorker.com/*
  65. // @include      *://*.newyorker.com/*
  66. // @include      *://vanityfair.com/*
  67. // @include      *://*.vanityfair.com/*
  68. // @include      *://nationalreview.com/*
  69. // @include      *://*.nationalreview.com/*
  70. // @include      *://dailywire.com/*
  71. // @include      *://*.dailywire.com/*
  72. // @include      *://drudgereport.com/*
  73. // @include      *://*.drudgereport.com/*
  74. // @include      *://breitbart.com/*
  75. // @include      *://*.breitbart.com/*
  76. // @include      *://theatlantic.com/*
  77. // @include      *://*.theatlantic.com/*
  78. // @include      *://newyorkpost.com/*
  79. // @include      *://*.newyorkpost.com/*
  80. // @include      *://independent.co.uk/*
  81. // @include      *://*.independent.co.uk/*
  82. // @include      *://telegraph.co.uk/*
  83. // @include      *://*.telegraph.co.uk/*
  84. // @include      *://dailymail.co.uk/*
  85. // @include      *://*.dailymail.co.uk/*
  86. // @include      *://express.co.uk/*
  87. // @include      *://*.express.co.uk/*
  88. // @include      *://mirror.co.uk/*
  89. // @include      *://*.mirror.co.uk/*
  90. // @include      *://thesun.co.uk/*
  91. // @include      *://*.thesun.co.uk/*
  92. // @include      *://metro.co.uk/*
  93. // @include      *://*.metro.co.uk/*
  94. // @include      *://sky.com/*
  95. // @include      *://*.sky.com/*
  96. // @include      *://euronews.com/*
  97. // @include      *://*.euronews.com/*
  98. // @include      *://rt.com/*
  99. // @include      *://*.rt.com/*
  100. // @include      *://france24.com/*
  101. // @include      *://*.france24.com/*
  102. // @include      *://dw.com/*
  103. // @include      *://*.dw.com/*
  104. // @include      *://ctvnews.ca/*
  105. // @include      *://*.ctvnews.ca/*
  106. // @include      *://globalnews.ca/*
  107. // @include      *://*.globalnews.ca/*
  108. // @include      *://cbc.ca/*
  109. // @include      *://*.cbc.ca/*
  110. // @grant        GM.xmlHttpRequest
  111. // @run-at       document-end
  112. // ==/UserScript==
  113.  
  114. (function() {
  115.     'use strict';
  116.  
  117.     const hostnames = [
  118.         'archive.is',
  119.         'archive.ph',
  120.         'archive.today',
  121.         'archive.fp',
  122.         'archive.li',
  123.         'archive.md',
  124.         'archive.vn'
  125.     ];
  126.  
  127.     function sleep(t) {
  128.         return new Promise(resolve => setTimeout(resolve, t));
  129.     }
  130.  
  131.     function checkAvailability(hostname) {
  132.         return new Promise(function(resolve, reject) {
  133.             const onResponse = function(response) {
  134.                 if ((response.status >= 200 && response.status <= 400) || response.status === 429) {
  135.                     resolve(response);
  136.                 } else {
  137.                     reject(new Error('HOST_UNAVAILABLE'));
  138.                 }
  139.             };
  140.             GM.xmlHttpRequest({
  141.                 url: `https://${hostname}/`,
  142.                 method: 'GET',
  143.                 headers: {
  144.                     Range: 'bytes=0-63'
  145.                 },
  146.                 onload: onResponse,
  147.                 onerror: onResponse
  148.             });
  149.         });
  150.     }
  151.  
  152.     async function archivePage(url) {
  153.         let workingHostname = null;
  154.         for (const hostname of hostnames) {
  155.             try {
  156.                 await checkAvailability(hostname);
  157.                 workingHostname = hostname;
  158.                 break;
  159.             } catch (err) {
  160.                 if (err && 'message' in err && err.message === 'HOST_UNAVAILABLE') {
  161.                     console.debug(`${hostname} is NOT available`);
  162.                 } else {
  163.                     throw err;
  164.                 }
  165.             }
  166.         }
  167.  
  168.         if (workingHostname) {
  169.             document.location.href = `https://${workingHostname}/?run=1&url=${encodeURIComponent(url)}`;
  170.         } else {
  171.             alert('All Archive.today domains seem to be down.');
  172.         }
  173.     }
  174.  
  175.     function createButton() {
  176.         const button = document.createElement('button');
  177.         button.innerText = 'Unpaywall';
  178.         button.style.position = 'fixed';
  179.         button.style.bottom = '10px';
  180.         button.style.right = '10px';
  181.         button.style.backgroundColor = 'rgba(0, 0, 0, 0.5)';
  182.         button.style.color = 'white';
  183.         button.style.border = 'none';
  184.         button.style.borderRadius = '5px';
  185.         button.style.padding = '10px';
  186.         button.style.cursor = 'pointer';
  187.         button.style.zIndex = '10000';
  188.         button.style.opacity = '0.8';
  189.  
  190.         button.addEventListener('click', () => archivePage(window.location.href));
  191.  
  192.         document.body.appendChild(button);
  193.     }
  194.  
  195.     function main() {
  196.         console.log('Unpaywall script running');
  197.         createButton();
  198.     }
  199.  
  200.     main();
  201. })();

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