Generates table of content markup for OpenProject wikis

openProject_wiki_toc.js

/*
* Script to generate table of content markup for OpenProject wikis
* OpenProject: https://github.com/opf/openproject
* Author: Sebastian Koller
*
* Usage: Insert into the console (Ctrl-Shift-I) on a wiki page
* Output: [[DocumentName#1-Header|1. Header]]
*/

var bold_h1 = true;

var markup = [];
var content = document.querySelector('.wiki-content')
var title = content.querySelectorAll('.wiki-title')[0].innerText
var headers = content.querySelectorAll('h1:not(.wiki-title), h2, h3')


Array.prototype.forEach.call(headers, function(el, i){
	let header = el.innerText
	let header_ref = header.replace(/(\.| )+/g, '-')
	let reference = `[[${title}#${header_ref}|${header}]]`

	if (bold_h1 && el.tagName == 'H1') {
		reference = `*${reference}*`
	}

	markup.push(reference)
})

console.log(markup.join('\n'))