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Reduce Twitter's character limit because change is frightening and bigger numbers are intimidating.
// ==UserScript==
// @name status quo
// @namespace https://seans.site/
// @version 1.0
// @description Reduce Twitter's character limit because change is frightening and bigger numbers are intimidating.
// @author Sean S. LeBlanc
// @match https://twitter.com/
// @grant none
// @require http://code.jquery.com/jquery-1.12.4.min.js
// ==/UserScript==
(function() {
'use strict';
var maxCharacters = 70;
var tweetCharCount = document.querySelector('#timeline > div.timeline-tweet-box > div > form > div.TweetBoxToolbar > div.TweetBoxToolbar-tweetButton.tweet-button > span');
var countStyle = window.getComputedStyle(tweetCharCount);
var newCount = document.createElement("p");
newCount.innerText = maxCharacters;
newCount.style.cssText = countStyle.cssText;
tweetCharCount.style.visibility = "hidden";
tweetCharCount.insertAdjacentElement('afterend', newCount);
var tweetLength = 0;
var charactersLeft = maxCharacters;
$(document).on("input", '#tweet-box-home-timeline', function(event){
var tweetBox = event.currentTarget.childNodes[0];
if(tweetBox.innerText.length > maxCharacters){
var t=document.createTextNode(tweetBox.innerText.substr(0,maxCharacters));
tweetBox.innerText = "";
//selection code adapted from: https://stackoverflow.com/questions/17497661/insert-text-before-and-after-selection-in-a-contenteditable
var sel = window.getSelection();
if (sel.rangeCount > 0) {
var range = sel.getRangeAt(0);
var startNode = range.startContainer;
var startOffset = range.startOffset;
var boundaryRange = range.cloneRange();
boundaryRange.collapse(false);
boundaryRange.setStart(startNode, startOffset);
boundaryRange.collapse(true);
boundaryRange.insertNode(t);
range.setStartAfter(t);
range.setEndAfter(t);
sel.removeAllRanges();
sel.addRange(range);
}
}
tweetLength = tweetBox.innerText.length;
charactersLeft = maxCharacters - tweetLength;
newCount.innerText = charactersLeft.toString(10);
});
})();