GitHub: fix Asciidoc rendering

Fix Asciidoc rendering on GitHub: add standard Asciidoc icons to NOTE/TIP/etc., highlight block titles, fix TOC.

K instalaci tototo skriptu si budete muset nainstalovat rozšíření jako Tampermonkey, Greasemonkey nebo Violentmonkey.

K instalaci tohoto skriptu si budete muset nainstalovat rozšíření jako Tampermonkey nebo Violentmonkey.

K instalaci tohoto skriptu si budete muset nainstalovat rozšíření jako Tampermonkey nebo Violentmonkey.

K instalaci tohoto skriptu si budete muset nainstalovat rozšíření jako Tampermonkey nebo Userscripts.

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

K instalaci tohoto skriptu si budete muset nainstalovat manažer uživatelských skriptů.

(Už mám manažer uživatelských skriptů, nechte mě ho nainstalovat!)

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.

(Už mám manažer uživatelských stylů, nechte mě ho nainstalovat!)

// ==UserScript==
// @name        GitHub: fix Asciidoc rendering
// @namespace   https://github.com/powerman/userjs-github-asciidoc
// @description Fix Asciidoc rendering on GitHub: add standard Asciidoc icons to NOTE/TIP/etc., highlight block titles, fix TOC.
// @include     /^https://github.com/[^/]+/[^/]+([#?].*)?$/
// @include     /^https://github.com/[^/]+/[^/]+/blob/.*\.(asciidoc|adoc|asc)([#?].*)?$/
// @include     /^https://github.com/[^/]+/[^/]+/wiki.*$/
// @include     /^https://gist.github.com/[^/]+/.*$/
// @version     1.7
// @grant       none
// @require     https://ajax.googleapis.com/ajax/libs/jquery/1/jquery.min.js
// ==/UserScript==

(function(window,$){
	'use strict';

	var icons = 'https://raw.githubusercontent.com/powerman/asciidoc-cheatsheet/master/images/icons/';
	var handler = function(){

		if(window.location.host==='gist.github.com'){
			var filename = $('strong.file-name').html();
			if(filename===undefined || !filename.match('\\.(asciidoc|adoc|asc)$')){
				return;
			}
		}

		// Replace text with icons for NOTE/TIP/etc.
		$('tbody > tr > td:first-child > div')
			.filter(function(){ return this.innerHTML==='Note'; })
			.html('<img src="'+icons+'note.png">');
		$('tbody > tr > td:first-child > div')
			.filter(function(){ return this.innerHTML==='Tip'; })
			.html('<img src="'+icons+'tip.png">');
		$('tbody > tr > td:first-child > div')
			.filter(function(){ return this.innerHTML==='Important'; })
			.html('<img src="'+icons+'important.png">');
		$('tbody > tr > td:first-child > div')
			.filter(function(){ return this.innerHTML==='Warning'; })
			.html('<img src="'+icons+'warning.png">');
		$('tbody > tr > td:first-child > div')
			.filter(function(){ return this.innerHTML==='Caution'; })
			.html('<img src="'+icons+'caution.png">');
		// Remove border around NOTE/TIP/etc and fix it width.
		$('tbody:has(> tr > td:first-child > div > img)').find('tr, td').css({'border':'none'});
		$('tbody > tr > td:first-child > div > img').css({'max-width':'none'});

		// Make block titles bold
		$('.markdown-body div > div:first-child + *').prev().filter(':not(:has(*))').css({'font-weight':'bold'});
		$('.markdown-body td > div:first-child').filter(':not(:has(*))').css({'font-weight':'bold'});
	};

	window.addEventListener('load', handler, false);
	$(document).on('pjax:end', handler);

})(window,$);