Highlights old posts in SDMB vBulletin board (or other compatible boards).
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// ==UserScript==
// @name Highlight Zombie Posts
// @namespace SDMB_HighlightPosts
// @version 0.5.0
// @description Highlights old posts in SDMB vBulletin board (or other compatible boards).
// @author TroutMan
// @include http://boards.straightdope.com/sdmb/showthread.php*
// @require http://code.jquery.com/jquery-2.1.1.min.js
// @grant GM_addStyle
// ==/UserScript==
// Change colors/age if desired (age in months)
var age1 = 3;
var highlightColor1 = 'LemonChiffon';
var textColor1 = 'DarkSlateGray';
var age2 = 6;
var highlightColor2 = 'Gold';
var textColor2 = 'Black';
var age3 = 12;
var highlightColor3 = 'DarkOrange';
var textColor3 = 'Black';
var age4 = 36;
var highlightColor4 = 'Crimson';
var textColor4 = 'White';
HighlightPosts();
function HighlightPosts()
{
var curDate = new Date();
// get all <td> elements containing the date
var allElements = document.evaluate(
'.//table[contains(@id,"post")]/tbody/tr/td[@class="thead"]/div[2]',
document.body,
null,
XPathResult.UNORDERED_NODE_SNAPSHOT_TYPE,
null);
for (var i = 0; i < allElements.snapshotLength; i++) {
var thisElement = allElements.snapshotItem(i);
var dateText = thisElement.textContent.trim();
// date is mm-dd-yyyy, need to put in ISO order so works in all locales.
// We're ignoring time and UTC conversion which might put us off by a day, but we don't care
var dateParts = dateText.substr(0,10).split('-');
var d1 = new Date(dateParts[2],dateParts[0]-1,dateParts[1]);
if (isNaN(d1)) {
// do nothing - it's probably "today" or "yesterday"
}
else {
// get difference in months
var mDiff = (curDate.getFullYear() - d1.getFullYear()) * 12 + (curDate.getMonth() - d1.getMonth()) - (curDate.getDate() >= d1.getDate() ? 0 : 1);
if (mDiff < age1) {
// do nothing - most common scenario, so short-circuit here to avoid more checks
}
else if (mDiff < age2) {
// format color 1
thisElement.parentNode.style.backgroundColor = highlightColor1;
thisElement.parentNode.style.color = textColor1;
}
else if (mDiff < age3) {
// format color 2
thisElement.parentNode.style.backgroundColor = highlightColor2;
thisElement.parentNode.style.color = textColor2;
}
else if (mDiff < age4) {
// format color 3
thisElement.parentNode.style.backgroundColor = highlightColor3;
thisElement.parentNode.style.color = textColor3;
}
else {
// format color 4
thisElement.parentNode.style.backgroundColor = highlightColor4;
thisElement.parentNode.style.color = textColor4;
}
}
}
}