li_name_match.js

// ==UserScript==
// @name         Linkedin Name Highlight
// @namespace    http://tampermonkey.net/
// @version      0.1
// @description  try to take over the world!
// @author       You
// @match        https://www.linkedin.com/*
// @icon         https://www.google.com/s2/favicons?domain=linkedin.com
// @grant        none
// ==/UserScript==

(function() {
    'use strict';

    var transliteration = function (word) {
        var rules = [
            {'pattern': 'а', 'replace': 'a'},
            {'pattern': 'б', 'replace': 'b'},
            {'pattern': 'в', 'replace': 'v'},
            {'pattern': 'зг', 'replace': 'zgh'},
            {'pattern': 'Зг', 'replace': 'Zgh'},
            {'pattern': 'г', 'replace': 'h'},
            {'pattern': 'ґ', 'replace': 'g'},
            {'pattern': 'д', 'replace': 'd'},
            {'pattern': 'е', 'replace': 'e'},
            {'pattern': '^є', 'replace': 'ye'},
            {'pattern': 'є', 'replace': 'ie'},
            {'pattern': 'ж', 'replace': 'zh'},
            {'pattern': 'з', 'replace': 'z'},
            {'pattern': 'и', 'replace': 'y'},
            {'pattern': 'і', 'replace': 'i'},
            {'pattern': '^ї', 'replace': 'yi'},
            {'pattern': 'ї', 'replace': 'i'},
            {'pattern': '^й', 'replace': 'y'},
            {'pattern': 'й', 'replace': 'i'},
            {'pattern': 'к', 'replace': 'k'},
            {'pattern': 'л', 'replace': 'l'},
            {'pattern': 'м', 'replace': 'm'},
            {'pattern': 'н', 'replace': 'n'},
            {'pattern': 'о', 'replace': 'o'},
            {'pattern': 'п', 'replace': 'p'},
            {'pattern': 'р', 'replace': 'r'},
            {'pattern': 'с', 'replace': 's'},
            {'pattern': 'т', 'replace': 't'},
            {'pattern': 'у', 'replace': 'u'},
            {'pattern': 'ф', 'replace': 'f'},
            {'pattern': 'х', 'replace': 'kh'},
            {'pattern': 'ц', 'replace': 'ts'},
            {'pattern': 'ч', 'replace': 'ch'},
            {'pattern': 'ш', 'replace': 'sh'},
            {'pattern': 'щ', 'replace': 'shch'},
            {'pattern': 'ьо', 'replace': 'io'},
            {'pattern': 'ьї', 'replace': 'ii'},
            {'pattern': 'ь', 'replace': ''},
            {'pattern': '^ю', 'replace': 'yu'},
            {'pattern': 'ю', 'replace': 'iu'},
            {'pattern': '^я', 'replace': 'ya'},
            {'pattern': 'я', 'replace': 'ia'},
            {'pattern': 'А', 'replace': 'A'},
            {'pattern': 'Б', 'replace': 'B'},
            {'pattern': 'В', 'replace': 'V'},
            {'pattern': 'Г', 'replace': 'H'},
            {'pattern': 'Ґ', 'replace': 'G'},
            {'pattern': 'Д', 'replace': 'D'},
            {'pattern': 'Е', 'replace': 'E'},
            {'pattern': '^Є', 'replace': 'Ye'},
            {'pattern': 'Є', 'replace': 'Ie'},
            {'pattern': 'Ж', 'replace': 'Zh'},
            {'pattern': 'З', 'replace': 'Z'},
            {'pattern': 'И', 'replace': 'Y'},
            {'pattern': 'І', 'replace': 'I'},
            {'pattern': '^Ї', 'replace': 'Yi'},
            {'pattern': 'Ї', 'replace': 'I'},
            {'pattern': '^Й', 'replace': 'Y'},
            {'pattern': 'Й', 'replace': 'I'},
            {'pattern': 'К', 'replace': 'K'},
            {'pattern': 'Л', 'replace': 'L'},
            {'pattern': 'М', 'replace': 'M'},
            {'pattern': 'Н', 'replace': 'N'},
            {'pattern': 'О', 'replace': 'O'},
            {'pattern': 'П', 'replace': 'P'},
            {'pattern': 'Р', 'replace': 'R'},
            {'pattern': 'С', 'replace': 'S'},
            {'pattern': 'Т', 'replace': 'T'},
            {'pattern': 'У', 'replace': 'U'},
            {'pattern': 'Ф', 'replace': 'F'},
            {'pattern': 'Х', 'replace': 'Kh'},
            {'pattern': 'Ц', 'replace': 'Ts'},
            {'pattern': 'Ч', 'replace': 'Ch'},
            {'pattern': 'Ш', 'replace': 'Sh'},
            {'pattern': 'Щ', 'replace': 'Shch'},
            {'pattern': 'Ь', 'replace': ''},
            {'pattern': '^Ю', 'replace': 'Yu'},
            {'pattern': 'Ю', 'replace': 'Iu'},
            {'pattern': '^Я', 'replace': 'Ya'},
            {'pattern': 'Я', 'replace': 'Ia'},
            {'pattern': '’', 'replace': ''},
            {'pattern': '\'', 'replace': ''},
            {'pattern': '`', 'replace': ''}
        ];

        for (var i = 0; i < rules.length; i++) {
            word = word.replace(
                new RegExp(rules[i]['pattern'], 'gm'),
                rules[i]['replace']
            );
        }
        return word;
    };

    var setWarning = function(matchesFound, input) {
        var warning = document.querySelector('#tm-warning');
        if (warning) {
            warning.innerText = matchesFound > 0 ? "Name found" : "Custom message doesn't contain correct name";
            warning.style.backgroundColor =  matchesFound > 0 ? 'green' : 'yellow';
        } else {
            var d = document.createElement("div");
            d.id = "tm-warning";
            d.style.backgroundColor =  matchesFound > 0 ? 'green' : 'yellow';
            input.parentElement.appendChild(d);
        }
    }

    setTimeout(function() {

        setInterval(function() {
            var nameHeader = document.querySelector('#send-invite-modal');
            if (!nameHeader || nameHeader.innerText == 'You can customize this invitation') {
                return;
            }

            var nameEng = nameHeader.innerText.split(' ')[1];
            console.log('Found name ' + nameEng);

            var input = document.querySelector('#custom-message');

            if (!input) {
                return;
            }

            var wordsUa = input.value.split(/[\s]|[ ,.!?;:()]/);
            console.log("Words: " + wordsUa);
            var nameFound = 0;
            for (var i = 0; i < wordsUa.length; i++) {
                var word = wordsUa[i];
                if (!word) continue;
                console.log('Checking word ' + word);
                if (word.length > 4) {
                    var tp = transliteration(word.substring(0, word.length - 2));
                    console.log('Looking for transliterated part ' + tp);
                    var match = nameEng.indexOf(tp) == 0;
                    if (match) {
                        nameFound++;
                    }
                }
            }
            setWarning(nameFound, input);

        }, 2000);
    }, 5000);
})();