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kalpdev.1 / Baby Elephant Pillow

// ==UserScript==
// @name          Baby Elephant Pillow
// @namespace     kalpsdj
// @author        Shjaisw
// @license       MIT
// @updateURL     https://openuserjs.org/meta/kalpdev.1/Baby_Elephant_Pillow.meta.js
// @downloadURL   https://openuserjs.org/install/kalpdev.1/Baby_Elephant_Pillow.user.js
// @run-at        document-end
// @version       3.0
// @description   Baby Elephant Pillow
// @include       https://*
// @exclude       https://*google*
// @exclude       https://argus.aka.amazon.com/*
// @exclude       https://issues.amazon.com/* 
// @grant         GM_registerMenuCommand
// @grant         GM_setValue
// @grant         GM_getValue
// ==/UserScript==


 // Do not make any changes/delete any script,line no 13. We are not responsible for any changes in script. Do not allow script to run on argus.  

(function() {
  'use strict';

  if (window.self !== window.top) { return; }


  function setUserPref(varName, defaultVal, menuText, promtText, sep){
    GM_registerMenuCommand(menuText, function() {
      var val = prompt(promtText, GM_getValue(varName, defaultVal));
      if (val === null)  { return; }
      if (sep && val){
        var pat1 = new RegExp('\\s*' + sep + '+\\s*', 'g');
        var pat2 = new RegExp('(?:^' + sep + '+|' + sep + '+$)', 'g');
        val = val.replace(pat1, sep).replace(pat2, '');
      }
      val = val.replace(/\s{2,}/g, ' ').trim();
      GM_setValue(varName, val);
      if(!document.body.querySelector(".THmoa")) THmoa_doHighlight(document.body);
      else location.reload();
    });
  }


  var THmoa_MutOb = (window.MutationObserver) ? window.MutationObserver : window.WebKitMutationObserver;
  if (THmoa_MutOb){
    var THmoa_chgMon = new THmoa_MutOb(function(mutationSet){
      mutationSet.forEach(function(mutation){
        for (var i=0; i<mutation.addedNodes.length; i++){
          if (mutation.addedNodes[i].nodeType == 1){
            THmoa_doHighlight(mutation.addedNodes[i]);
          }
        }
      });
    });

    var opts = {childList: true, subtree: true};
    THmoa_chgMon.observe(document.body, opts);
  }



  function THmoa_doHighlight(el){
    var keywords = GM_getValue('keywords');
    if(!keywords) keywords = "Infant,Infants,Infant’s,Infants’,Newborn,Newborns,Newborn’s,Newborns’,Baby,Babies,Baby’s,Babies’,Crib,Cribs,Crib’s,Cribs’,Bassinet,Bassinets,Bassinets’,Bassinet’s,Playpen,Playpens,Play pen,Play pens,Playpen’s,Play pen’s,Playpens’,Play pens’"
    var highlightStyle = GM_getValue('highlightStyle');
    if (!highlightStyle) highlightStyle = "color: #ffffff; font-weight: bold; background-color: #3577d4;"

    var rQuantifiers = /[-\/\\^$*+?.()|[\]{}]/g;
    keywords = keywords.replace(rQuantifiers, '\\$&').split(',').join('|');
    var pat = new RegExp('(' + keywords + ')', 'gi');
    var span = document.createElement('span');

    var snapElements = document.evaluate(
        './/text()[normalize-space() != "" ' +
        'and not(ancestor::style) ' +
        'and not(ancestor::script) ' +
        'and not(ancestor::textarea) ' +
        'and not(ancestor::code) ' +
        'and not(ancestor::pre)]',
        el, null, XPathResult.UNORDERED_NODE_SNAPSHOT_TYPE, null);

    if (!snapElements.snapshotItem(0)) { return; }

    for (var i = 0, len = snapElements.snapshotLength; i < len; i++) {
      var node = snapElements.snapshotItem(i);
      if (pat.test(node.nodeValue)) {
        if (node.className != "THmoa" && node.parentNode.className != "THmoa"){
          var sp = span.cloneNode(true);
          sp.innerHTML = node.nodeValue.replace(pat, '<span style="' + highlightStyle + '" class="THmoa">$1</span>');
          node.parentNode.replaceChild(sp, node);
        }
      }
    }
  }

  THmoa_doHighlight(document.body);
})();