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RGdoi

Convert DOI links in Researchgate to hyperlinks

  1. // ==UserScript==
  2. // @name        RGdoi
  3. // @namespace   https://github.com/ashwinvis/greasyfork
  4. // @description Convert DOI links in Researchgate to hyperlinks
  5. // @author      ashwinvis
  6. // @license     GPL-3.0+; http://www.gnu.org/licenses/gpl-3.0.txt
  7. // @include     http://www.researchgate.net/publication/*
  8. // @include     https://www.researchgate.net/publication/*
  9. // @version     0.0.5
  10. // @supportURL  https://github.com/ashwinvis/greasyfork
  11. // @grant       GM.xmlHttpRequest
  12. // ==/UserScript==
  13.  
  14. var matchRegexpGlobal = /DOI.*/mg;
  15. var extractRegexp = /(?:DOI:\s)([\w\.\/\-])*/g;
  16. var extractRegexpAfterLogin = /<li(.*?)>(.*?)<\/li>/;
  17.  
  18. function extractDoiAndHyperlink(text)
  19. {
  20.     var root = "https://doi.org/";
  21.  
  22.     // var text = window.document.body.textContent;
  23.     while((match = matchRegexpGlobal.exec(text)) != null) {
  24.         var doi = extractRegexp.exec(match[0]);
  25.         var doiLogin = extractRegexpAfterLogin.exec(match[0]);
  26.         if (doi != null) {
  27.             console.log("DOI detected: " + doi[0]);
  28.             var doi_link = doi[0].replace(/DOI\:\s/i, "");
  29.             replaceElement(doi_link);
  30.         }
  31.         else if (doiLogin != null) {
  32.             console.log("DOI detected: " + doiLogin[2]);
  33.             replaceElementAfterLogin(doiLogin[2]);
  34.         }
  35.         else {
  36.             console.log("DOI not detected by extract regex!")
  37.         }
  38.     }
  39.     console.log("End of RGdoi.js")
  40. }
  41.  
  42.  
  43. function replaceElement(doi) {
  44.     var divs = document.querySelectorAll(".publication-meta-secondary");
  45.     var element = divs[0];
  46.     console.log("Wrapping hyperlink on " + element.innerHTML)
  47.     var replace = '<a href="https://doi.org/' + doi +'">' + element.innerHTML +  '</a>';
  48.     element.innerHTML = replace;
  49. }
  50.  
  51.  
  52. function replaceElementAfterLogin(doi) {
  53.     var lis = document.querySelectorAll(".nova-e-list__item");
  54.     var element = lis[3];
  55.     console.log("Wrapping hyperlink on " + element.innerHTML)
  56.     var replace = '<a href="https://doi.org/' + doi +'">' + element.innerHTML +  '</a>';
  57.     element.innerHTML = replace;
  58. }
  59.  
  60.  
  61. // Old method: which gets blocked 
  62. // extractDoiAndHyperlink(window.top)
  63.  
  64. GM.xmlHttpRequest({
  65.   method: "GET",
  66.   url: location.href,
  67.   headers: {
  68.     "Content-Type": "application/x-www-form-urlencoded"
  69.   },
  70.   onload: function(response) {
  71.     extractDoiAndHyperlink(response.responseText);
  72.   }
  73. });