Whatsapp Web Privacy Mode

Tools to hide contact names and pictures of Whatsapp Web.

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

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

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         Whatsapp Web Privacy Mode
// @namespace    http://tampermonkey.net/
// @version      1.2
// @description  Tools to hide contact names and pictures of Whatsapp Web.
// @author       RHueara
// @match        https://web.whatsapp.com/
// @grant        none
// ==/UserScript==

(function() {
    'use strict';
    var hidden = false;
    var defaultbkg = 'lightgrey';
    var prevName = '';
    var sheet = window.document.styleSheets[0];
    sheet.insertRule('@keyframes btnanimate { 0% {background-color: red; left:70px;} 25%{left:55px;} 50%{left:85px;} 75% {left:65px;} 100% {background-color: white;left:70px;} }', sheet.cssRules.length);
    window.addEventListener('load', () => {
     checkScreenLoaded();
     document.addEventListener("keydown", function(e) {
         var keyCode = e.keyCode;
         if(keyCode==118) {
             toggleShowHide();
         }
     }, false);
    });
    function checkScreenLoaded() {
        setTimeout(function(){
            if (document.getElementsByClassName('intro-image')[0] != null) {
                addButton('Hide / F7', toggleShowHide);
            } else {
                checkScreenLoaded();
            }
        }, 1000);
    }
    function addButton(text, onclick, cssObj) {
        cssObj = cssObj || {position: 'absolute', top: '15px', left:'70px', 'z-index': 3, 'font-weight':'bold', border:'black solid', 'border-radius':'10px',
                            padding:'4px', 'animation-duration': '200ms', 'background-color': defaultbkg, 'min-width': '75px', 'box-shadow':'grey 3px 3px 0px 0px'};
        let button = document.createElement('button'), btnStyle = button.style;
        document.body.appendChild(button);
        button.innerHTML = text;
        button.onclick = onclick;
        button.classList = ['show-hide-btn unpressed'];
        button.addEventListener('webkitAnimationEnd', function(){
            this.style.webkitAnimationName = '';
        }, false);
        button.onmouseover = function() {
            button.style["background-color"] = 'salmon';
        };
        button.onmouseout = function() {
            button.style["background-color"] = defaultbkg;
        };
        Object.keys(cssObj).forEach(key => btnStyle[key] = cssObj[key]);
        return button;
    }

    function toggleShowHide() {
        var btn = document.getElementsByClassName('show-hide-btn')[0];
        btn.style.webkitAnimationName = 'btnanimate';
        var panel = document.getElementsByClassName('chatlist-panel-body')[0];
        if (hidden) {
            panel.setAttribute('style', 'display:block');
            defaultbkg = 'lightgrey';
            btn.innerHTML = 'Hide / F7';
            btn.style["left"] = '70px';
            btn.style["top"] = '15px';
            btn.style["box-shadow"] = 'grey 3px 3px 0px 0px';
            try {
                document.getElementsByTagName('h2')[0].getElementsByTagName('span')[0].innerHTML = prevName;
                document.getElementsByClassName('pane-chat-header')[0].getElementsByTagName('img')[0].setAttribute('style', 'display:block;');
            } catch(e) {
            }
            prevName = '';
        } else {
            panel.setAttribute('style', 'display:none');
            defaultbkg = 'red';
            btn.innerHTML = 'Show / F7';
            btn.style["left"] = '73px';
            btn.style["top"] = '18px';
            btn.style["box-shadow"] = '';
            try {
                prevName = document.getElementsByTagName('h2')[0].getElementsByTagName('span')[0].innerHTML;
                document.getElementsByTagName('h2')[0].getElementsByTagName('span')[0].innerHTML = randomName();
                document.getElementsByClassName('pane-chat-header')[0].getElementsByTagName('img')[0].setAttribute('style', 'display:none;');
            } catch(e) {
            }
        }
        document.getElementsByClassName('show-hide-btn')[0].style["background-color"] = defaultbkg;
        hidden = !hidden;
    }
    function randomName() {
        var names = ['John Cena', 'Nicolas Cage', 'Adele', 'Neymar', 'Katy Perry', 'Ronda Rousey', 'Kanye West', 'Leonardo DiCaprio', 'Tony Stark', 'Hilary Clinton', 
                    'Bill Gates', 'Hope Solo', 'J. K. Rowling', 'Sandy', 'Homer Simpson', 'Barney Stinson', 'Walter White', 'Dexter Morgan', 'Sheldon Cooper'];
        return names[Math.floor(Math.random() * names.length)];
    }
})();