Sets the title attribute on the RES Image in a Reddit thread to match the document title. This is done so extensions like Pinterest can capture the image and use the document's title as the description.
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// ==UserScript==
// @name Modify RES Image Title
// @namespace http://tampermonkey.net/
// @version 2.0
// @description Sets the title attribute on the RES Image in a Reddit thread to match the document title. This is done so extensions like Pinterest can capture the image and use the document's title as the description.
// @author PoorPolonius
// @include http://www.reddit.com/r/*
// @include https://www.reddit.com/r/*
// @match http://www.reddit.com/r/*
// @match https://www.reddit.com/r/*
// @grant GM_log
// @require https://ajax.googleapis.com/ajax/libs/jquery/2.1.4/jquery.min.js
// @license Copyright 2016 reddit.com/u/PoorPolonius; Released under the MIT license
// ==/UserScript==
/* jshint -W097 */
'use strict';
// Your code here...
var COUNTER_LIMIT = 5;
var _siteTable = "#siteTable",
_toggleButton = "a[class*='toggleImage']",
_resImage = "img[class*='RESImage']";
var _buttonCounter = 0,
_imageCounter = 0;
var _handlerAttached = false,
_delayTimer = null;
function ClearTimeout() {
if (null !== _delayTimer) {
clearTimeout(_delayTimer);
}
}
function ToggleHandler(e) {
ClearTimeout();
var resImage = $(_resImage);
if (0 < resImage.length) {
$(_resImage).attr("title", document.title);
DetachToggleHandler();
}
else if (COUNTER_LIMIT !== _imageCounter) {
_delayTimer = setTimeout(ToggleHandler, 100);
}
else {
DetachToggleHandler();
}
_imageCounter++;
}
function AttachToggleHandler() {
ClearTimeout();
var toggleButton = $(_toggleButton);
if (!_handlerAttached && 0 < toggleButton.length) {
toggleButton.on("click", ToggleHandler);
_handlerAttached = true;
}
else if (COUNTER_LIMIT !== _buttonCounter) {
_delayTimer = setTimeout(AttachToggleHandler, 100);
}
_buttonCounter++;
}
function DetachToggleHandler() {
$(_toggleButton).off("click", ToggleHandler);
}
$(document).ready(function () {
AttachToggleHandler();
});