Google calendar event hider

Hide calendar events specified

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         Google calendar event hider
// @namespace    https://zachsaucier.com/
// @version      0.1
// @description  Hide calendar events specified
// @author       Zach Saucier
// @match        https://calendar.google.com/calendar/*
// @grant        none
// ==/UserScript==

(function() {
    'use strict';
    
    var eventList = [
        "Event name"
    ];

    // The actual functionality to remove the events
    function hideEventsInList() {
        var spans = document.querySelectorAll(".cpchip span, .chip-caption span");
        
        for(var i = 0; i < spans.length; i++) {
            var span = spans[i];
            for(var j = 0; j < eventList.length; j++) {
                 if(span.innerText.indexOf(eventList[j]) > -1) {
                     var parent = span.parentNode.parentNode.parentNode.parentNode;
                     parent.parentNode.removeChild(parent);
                 }
            }
        }
    }
    hideEventsInList();

    var observeDOM = (function() {
        var MutationObserver = window.MutationObserver || window.WebKitMutationObserver,
            eventListenerSupported = window.addEventListener;

        return function(obj, callback) {
            if(MutationObserver) {
                // Define a new observer
                var obs = new MutationObserver(function(mutations, observer){
                    if(mutations[0].addedNodes.length || mutations[0].removedNodes.length )
                        callback();
                });
                // Have the observer observe foo for changes in children
                obs.observe(obj, {childList: true, subtree: true});
            }
            else if(eventListenerSupported ) {
                obj.addEventListener('DOMNodeInserted', callback, false);
                obj.addEventListener('DOMNodeRemoved', callback, false);
            }
        };
    })();

    // Observe a specific DOM element:
    observeDOM(document.body.querySelector("#mainbody"), function() { 
        hideEventsInList();
    });
})();