4chan Text Functions

Allows usage of [spoiler]Spoilers[/spoiler] and >greentext inside of picarto chats. See http://imgur.com/a/b8cmO for examples

2015-08-28 يوللانغان نەشرى. ئەڭ يېڭى نەشرىنى كۆرۈش.

You will need to install an extension such as Tampermonkey, Greasemonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Userscripts to install this script.

You will need to install an extension such as Tampermonkey to install this script.

You will need to install a user script manager extension to install this script.

(I already have a user script manager, let me install it!)

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

(I already have a user style manager, let me install it!)

// ==UserScript==
// @name         4chan Text Functions
// @namespace    Wolvan_PicartoTV_4chan_Chat_Functions
// @version      1.0
// @description  Allows usage of [spoiler]Spoilers[/spoiler] and >greentext inside of picarto chats. See http://imgur.com/a/b8cmO for examples
// @author       Wolvan
// @match        *://*.picarto.tv/live/channel.php?*watch=*
// @match        *://*.picarto.tv/live/multistream.php?*watch=*
// @grant        none
// ==/UserScript==

// Get Picarto's jQuery instance, no need to polute it with our own
var $ = window.jQuery;

// A function to inject CSS into the site
function addCSS(css) {
    var head, style;
    head = document.getElementsByTagName('head')[0];
    if (!head) { return; }
    style = document.createElement('style');
    style.type = 'text/css';
    style.innerHTML = css;
    head.appendChild(style);
}

// On appending a new message to the messages container we replace the new message's control codes ([spoiler]/[/spoiler]) with properly css-formatted <s> tags
// We also bind the mouseover and mouseout events to hide the spoilers again when you remove the mousecursor
$("#msgs").on("append", function(){
	var incoming = $(".messageli:last").html();
	if (typeof(incoming) !== "undefined") {
		var processed = incoming.replace(/\[spoiler\]/gi, "<s>").replace(/\[\/spoiler\]/gi, "</s>");
		var countS = (processed.match(/<s>/g) || []).length;
		var countSE = (processed.match(/<\/s>/g) || []).length;
		var countDiff = countS - countSE;
		if (countDiff > 0) {
			for(i = 0; i <= countDiff; i++) {
				processed = processed + "</s>";
			}
		}
		$(".messageli:last").html(processed).find("s").mouseover(function() {
			$(this).css("color", "white");
		}).mouseout(function() {
			$(this).css("color", "black");
		});
	}
});

// Add the CSS to have the spoilers be black boxes without a strikethrough
addCSS(' \
	s { \
		background-color: black; \
		color: black; \
		text-decoration: none; \
	}\
');

// On appending a new message to the message container we check if the first char of the message is > and turn the message green
$("#msgs").on("append", function(){
	var msg = $(".messageli:last").find(".msgContent");
	if (msg.text().startsWith(">")) {
		msg.css("color", "#8ba446");
	}
});