// ==UserScript==
// @name         YouTube REMOVE CAPS FROM VIDEOS TITLES
// @namespace    https://greasyfork.org/ru/users/303426-титан
// @version      1.3.2
// @description  Removes THE SCREAMING TEXT from videos titles if ((the {MinCapsPercent}% of words are CAPSED) {or/and} (CAPSED word contains at least {MinCapsLetters}))
// @author       Титан
// @match        https://www.youtube.com/*
// @icon         https://www.google.com/s2/favicons?sz=64&domain=youtube.com
// @grant        none
// @require      https://greasyfork.org/scripts/21927-arrive-js/code/arrivejs.js?version=198809
// @license      MIT
// ==/UserScript==
(function() {
'use strict';
/*↓ SETTINGS ↓*/
let MinCapsPercent = .50; // How many % of the word should be capsed for triggering uncaps func. Set 0 to make this check always pass and 1.00 to always fall
let MinCapsLetters = 5; // Set 0 to make this check always pass and -1 to always fall
let OR = true; // set false for AND
// DEV (not for users)
let debug = false // send all titles changes to the console
let debugColorize = false // colorize changed text
/*↑ SETTINGS ↑*/
document.arrive("#video-title", {fireOnAttributesModification: true},
titleElement => removeCapsFromElement(titleElement, "preview")
)
document.arrive("#container > h1 > yt-formatted-string", {fireOnAttributesModification: true},
currentVideoTitle => {
removeCapsFromElement(currentVideoTitle, "current video");
setTimeout(() => handleTitleChange(), 1000)
}
)
// all of them executes before full page load
//	window.addEventListener('load', handleTitleChange("load"));
//	window.addEventListener('load', () => window.requestAnimationFrame(handleTitleChange.bind(null, "requestAnimationFrame")));
//	window.addEventListener('title', handleTitleChange("title"));
function handleTitleChange(event = "") {
let newText = removeCapsFromText(document.title) //can be optimized for not doublecheck
if (newText === document.title) {
return
}
if (debug) console.log(`PAGE NAME (${event}): ${document.title} → ${newText}`)
document.title = newText
}
function removeCapsFromElement(element, debugText) {
if (isNullOrEmpty(element.textContent)) return
let newText = removeCapsFromText(element.textContent)
let pervText = element.textContent
if (debug) {
let eq = newText === pervText;
console.log(`${debugText}: ${pervText} → ${eq? "UNCHANGED" : newText}`)
}
if (debugColorize)
element.innerHTML = colorizeChanges(newText, pervText)
else
element.textContent = newText
}
/**
* Removes caps from text.
* @param {string} str - input text
* @return {boolean} - returns a string in which all words, except for certain ones, are written in lowercase, and the first letter of each sentence is uppercase
*/
function tooMuchCaps(words) {
let wordsCount = words.length
let caps = 0;
for(let word of words) {
if(word === word.toUpperCase())
if (word === word.toLowerCase()) // Not a word
wordsCount--;
else
caps++;
}
return caps/wordsCount >= MinCapsPercent;
}
/**
* Removes caps from text.
* @param {string} str - input text
* @return {string} - returns a string in which all words, except for certain ones, are written in lowercase, and the first letter of each sentence is uppercase
*/
function removeCapsFromText(str) {
let words = str.split(' ');
let muchCaps = tooMuchCaps(words)
if ((!muchCaps && !OR)) return str; // if tooMuchCaps is false and operator is "and", no sense to check other conditions
let newWords = [];
for(let word of words) {
if((word == word.toUpperCase() && OR? enoughLetters(word) || muchCaps : enoughLetters(word) && muchCaps) )
newWords.push(word.toLowerCase());
else newWords.push(word);
}
newWords = newWords.join(' ');
return toUpperAfterDot(newWords);
}
const enoughLetters = (word) => (letterCount(word) >= MinCapsLetters || OR);
function toUpperAfterDot(str, upFirstLetter = true) {
let dotFound = upFirstLetter;
let newStr = "";
for(let letter of str) {
if(dotFound) {
let upLetter = letter.toUpperCase();
if (upLetter!=letter.toLowerCase())  { // is letter check
newStr += upLetter;
dotFound = false
continue;
}
}
else if (letter == '.') dotFound = true;
newStr+=letter;
}
return newStr;
}
function isLetter(letter) {
return letter.toLowerCase() !== letter.toUpperCase();
}
function letterCount(word) {
return [...word].reduce((acc, letter) => isLetter(letter) ? acc + 1 : acc, 0);
}
function colorizeChanges(str1, str2, color = 'red') {
let output = '';
for (let i = 0; i < str1.length || i < str2.length; i++) {
if (str1[i] !== str2[i]) {
output += `<span style="color:${color}">${str1[i] || ''}</span>`;
} else {
output += str1[i] || '';
}
}
return output;
}
function isNullOrEmpty(str) {
return !str || str.trim().length === 0;
}
})();