Make fun of everything in redmine support

RedMind - SpongeMock.user.js

// ==UserScript==
// @name         Redmine - SpongeMock
// @match        https://*.*.*/issues/*
// @grant        none
// ==/UserScript==

(function() {
    'use strict';
    var letters = "abcdefghijklmnopqrstuvwxyz"
    function mocking(text){
        let out = "";
        for (let letter_index = 0; letter_index < text.length; letter_index++){
            if (letters.indexOf(text[letter_index]) ==-1){
                out+=text[letter_index]
            }else{
                if (Math.random()*100 >=50){
                    out+=text[letter_index].toLowerCase();
                }else{
                    out+=text[letter_index].toUpperCase()
                }
            }
        }
        return out
    }
    function replaceAll(str, find, replace) {
        return str.replace(new RegExp(find, 'g'), replace);
    }
    function nl2br(text){
        return replaceAll(text,"\n","<br>")
    }

    let subject = $('.subject');
    subject.html(nl2br(mocking(subject.text())))

    let users = $('.user');
    for (let user_index = 0; user_index < users.length; user_index++)
    {
        let user = $(users[user_index]);
        user.html(nl2br(mocking(user.text())))
    }

    let description = $('.description .wiki')
    description.html(nl2br(mocking(description.text())))

    $('.journal').each(function(index,ele){
        ele = $(ele)
        let id = ele.prop('id').split('-')[1]
        if (ele.hasClass('has-notes')){
            let notes = $('#journal-'+id+'-notes')
            notes.html(nl2br(mocking(notes.text())))
        }

    })
})();