// ==UserScript==
// @name        TweetOver PlainText Tooltip
// @description Adds tweet text to a Twitter status link on mouse-over (title attribute) - EXPERIMENTAL - for LEGACY Greasemonkey
// @author      Jefferson "jscher2000" Scher
// @namespace   JeffersonScher
// @copyright   Copyright 2017 Jefferson Scher
// @license     MIT
// @include     http*://*
// @version     0.1
// @grant       GM_xmlhttpRequest
// ==/UserScript==
// Retrieve tweet details for each status link found
function TOPT_findLinks(tgt){
// TODO - PROBABLY NOT THE IDEAL METHOD OF IDENTIFYING THESE LINKS
var tweets = tgt.querySelectorAll('a[href^="https://twitter.com/"][href*="/status/"]');
for (var i=0; i<tweets.length; i++){
// TODO - VERIFY LINK VALIDITY
TOPT_addTitle(tweets[i]);
}
}
// Use GM's cross-site XHR function to get the tweet
function TOPT_addTitle(ael){
// TODO: HANDLE RESPONSE ERRORS
GM_xmlhttpRequest({
method: "GET",
url: "https://publish.twitter.com/oembed?url=" + ael.href,
headers: {
"Accept": "text/json"
},
onload: function(response) {
var tweet = JSON.parse(response.responseText);
var dTweet = document.createElement("div");
dTweet.innerHTML = tweet.html; /* Could do "rich" overlay, but this script doesn't */
var tweetText = dTweet.querySelector('blockquote').textContent;
ael.setAttribute("title", tweetText);
}
});
}
// Check for Twitter links 1.5 seconds after DOM Content Loaded
window.setTimeout(function(){TOPT_findLinks(document.body);}, 1500);