Better Comments for Drive PDF Viewer

Hides every comment in 'comments column' which has no text inside. Makes comments with text inside simpler by hiding author and other data.

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         Better Comments for Drive PDF Viewer
// @namespace    http://tampermonkey.net/
// @version      0.14
// @description  Hides every comment in 'comments column' which has no text inside. Makes comments with text inside simpler by hiding author and other data.
// @author       Balint Sotanyi
// @match        https://drive.google.com/file/*
// @grant        none
// ==/UserScript==

(function() {
    'use strict';
    document.body.onload = function() {
        var style = document.createElement('style'), parent_found = false, comments;
        style.innerText = 'div { transition: opacity .8s; }';
        document.head.appendChild(style);
        var check_interval = setInterval(function() {
            var comment_collection = document.getElementsByClassName('dcs-a-dcs-bd dcs-a dcs-a-dcs-u-dcs-v dcs-a-dcs-u-dcs-v-dcs-pf dcs-a-dcs-u-dcs-v-dcs-w-dcs-pf dcs-a-dcs-lg-dcs-ah dcs-a-dcs-lg-dcs-mg');
            if (comment_collection !== undefined && comment_collection[0] !== undefined) {
                comments = [].slice.call(comment_collection[0].children);
                if (comments !== undefined && comments.length > 0) {
                    clearInterval(check_interval);
                    comments.forEach(function(c){
                        try {
                            var b1 = c.firstElementChild.innerText == "",
                                b2 = c.firstElementChild.firstElementChild.firstElementChild.firstElementChild.children[1].innerText == "";
                        } catch (e) { /* omegalul */ }
                        if (b1 || b2) {
                            c.style.opacity = '0';
                            c.style.cursor = 'default';
                        } else {
                            var parent = c.firstElementChild.firstElementChild.firstElementChild.firstElementChild;
                            parent.innerHTML = parent.children[1].innerText;
                            c.click();
                        }
                    });
                }
            }
        }, 1000);
    }
})();