MRC Forum User Ignore user.js script

mrc_forum_userignore.user.js

// ==UserScript==
// @name           MRC Forum User Ignore(MRC)
// @namespace      FiXato
// @description    Hides messages from users you want to ignore on the msx.org forum
// @include        http://www.msx.org/forum/*
// @version        1.1
// ==/UserScript==
// 
// (c) 2011-2013, Filip H.F. "FiXato" Slagter, Licensed under MIT License.
// Tested with GreaseMonkey for Firefox 7 on Windows and on Chrome for Mac

//Add the users you want to ignore to this array
var users_to_ignore = ['sockPuppet', 'sockPuppet2'];

//What do you want to do with their posts? Either 'hide' or 'replace'
var action = 'replace';

var anchors = document.evaluate("//div[@id='forum-comments']//*[@class='author']//p/a[contains(@href, 'users/')]",document, null, XPathResult.UNORDERED_NODE_SNAPSHOT_TYPE, null);
for (var i = 0; i < anchors.snapshotLength; i++) {
  var link = anchors.snapshotItem(i);
  username = link.firstChild.textContent;
  idx = users_to_ignore.indexOf(username);
  commentNode = link.parentNode.parentNode.parentNode;
  if(idx != -1) {
    //Future support for styling per username

    if(action == 'hide') {
      commentNode.style['display']= 'none';
      // link.parentNode.parentNode.nextSibling.style['display']= 'none';
      // link.parentNode.parentNode.nextSibling.nextSibling.style['display']= 'none';
    }
    else if(action == 'replace') {
      messageNode = commentNode.getElementsByClassName('message')[0]
      messageNode.setAttribute('oldInnerHTML', messageNode.innerHTML);
      messageNode.innerHTML='You have ignored this user. If you want, you can <a style="cursor: pointer" onclick="this.parentNode.innerHTML=this.parentNode.getAttribute(\'oldInnerHTML\');">temporarily show this comment again</a>.<br />';
    }
  }
}