Twitter Blur

Blur images

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         Twitter Blur
// @namespace    https://twitter.com/
// @version      0.2
// @description  Blur images
// @author       magurofly
// @license      CC0-1.0 Universal
// @match        https://twitter.com/*
// @icon         https://www.google.com/s2/favicons?sz=64&domain=twitter.com
// @grant        unsafeWindow
// @run-at       document-start
// ==/UserScript==

(function() {
    'use strict';

    const pattern = /pbs.twimg.com\/media/;
    const blur = 100;

    const observer = new MutationObserver(mutations => {
        for (const mutation of mutations) {
            for (const node of mutation.addedNodes) {
                if ("dataset" in node && node.dataset.testid == "tweetPhoto") {
                    node._mosaic = 100;
                    node._mosaicTimer = null;
                    node.style.filter = `blur(${blur}px)`;
                    const fn = event => {
                        if (node._mosaicTimer) {
                            clearInterval(node._mosaicTimer);
                            node._mosaicTimer = null;
                            event.preventDefault();
                            event.stopPropagation();
                        } else if (node._mosaic > 0) {
                            node._mosaicTimer = setInterval(() => {
                                if (node._mosaic > 0) {
                                    node._mosaic -= 1;
                                    node.style.filter = `blur(${Math.round((node._mosaic / 100)**2 * blur)}px)`;
                                } else {
                                    clearInterval(node._mosaicTimer);
                                    node._mosaicTimer = null;
                                    node.style.filter = "none";
                                }
                            }, 100);
                            event.preventDefault();
                            event.stopPropagation();
                        }
                    };
                    node.addEventListener("click", fn, true);
                    for (const child of node.children) child.addEventListener("click", fn, true);
                }
            }
        }
    });
    observer.observe(unsafeWindow.document.body, {
        childList: true,
        subtree: true,
    });
})();