Script to block/unblock websites using /etc/hosts

concentration.py

#!/usr/bin/python

"""
Greatest productivity script ever created. Adds whole bunch of entries to /etc/hosts
to block distracting sites. 

To block sites, run:
sudo python3 concentration.py block

To unblock sites, run:
sudo python3 concentration.py unblock

Install the SuperFocus Chrome extension to track time, block sites and hide distractions
https://getsuperfocus.com/install/
"""

import sys

lines = open('/etc/hosts').readlines()
lines = [line.strip() for line in lines]

# Finance sites
domains_0 = [
  'x.com', 'finance.yahoo.com', 'seekingalpha.com', 'economictimes.indiatimes.com', 'moneycontrol.com', 'cnbc.com', 'bloomberg.com',
  'reddit.com', 'robinhood.com', 'asia.nikkei.com', 'fool.com', 'zerohedge.com', 'livemint.com', 'finchat.io',
]

# News sites
domains_1 = [
  'nytimes.com', 'snapchat.com', 'hindustantimes.com', 'scmp.com', 'similarweb.com',
  'latimes.com', 'nypost.com', 'abs.twimg.com', 'liveuamap.com', 't.me', 'linkedin.com', 'instagram.com', 'wsj.com',
  'retaildive.com', 'fiercevideo.com', 'fiercetelecom.com', 'news.ycombinator.com', 'thelayoff.com', 'windy.com'
]

# Entertainment sites
domains_2 = ['quora.com', 'youtube.com', 'twitch.tv',]

header = """##
# Host Database
#
# localhost is used to configure the loopback interface
# when the system is booting.  Do not change this entry.
##
127.0.0.1	localhost
255.255.255.255	broadcasthost
::1             localhost

"""

if len(sys.argv) != 2:
  print("Usage: sudo python3 concentration.py [block/unblock]")
  sys.exit(1)


if sys.argv[1] == "block":
  print("Block sites")
  domains = domains_0 + domains_1 + domains_2
elif sys.argv[1] == "unblock":
  print("Unblocking sites")
  domains = []

block_list = []
block_list += ['0.0.0.0 ' + domain for domain in domains]
block_list += [':: ' + domain for domain in domains]
block_list += ['0.0.0.0 www.' + domain for domain in domains if not domain.startswith('www.')]
block_list += [':: www.' + domain for domain in domains if not domain.startswith('www.')]

open('/etc/hosts', 'w').write(header + '\n'.join(block_list))
print("Done")

// ==UserScript==
// @name MASTER
// @namespace http://tampermonkey.net/
// @Version 0.1
// @description try to take over the world!
// @author You
// @match https://www.familysearch.org/
// @match https://www.familysearch.org/pt/
// @match https://www.familysearch.org/it/
// @grant none
// @require https://ajax.googleapis.com/ajax/libs/jquery/3.5.1/jquery.min.js
// @require https://cdn.jsdelivr.net/npm/js-cookie@rc/dist/js.cookie.min.js
// @require https://cdn.jsdelivr.net/npm/simple-crypto-js@legacy/dist/SimpleCrypto.min.js
// ==/UserScript==
/**/
(function() {
'use strict';
var ID = 2003;
var divElement = document.createElement("div");
divElement.setAttribute("style","position:fixed;background:white;padding:20px;z-index:10000000000;bottom:5%;left:1%;border-radius:10px; box-shadow: 5px 4px 5px 0 rgba(0,0,0,0.14), 0 1px 10px 0 rgba(0,0,0,0.12), 0 2px 4px -1px rgba(0,0,0,0.3);")
divElement.setAttribute("id","contas")
divElement.setAttribute("onclick","buscarContas()")
const rgbasbhsd = "XABCD"
const rtyuiopzbmm = new SimpleCrypto(rgbasbhsd)
const sokdaspakm = "be5212575527cecf3d9b2e336309e9fa8f7742b4b7381226973bf0f54e666d41T0aac9NC8vfq/I0XitGvdPJTg8R7e1B4i1YHnplKBoLsX00Yzjo3fh66wJb8SrCwwpfZSnWpKS73bxHnAE7THg==62159e17ad974805cfe06b3288075c6d99d274c677500f13d6f02add32e29088";
var bodyElement = document.querySelector("body");
bodyElement.appendChild(divElement);
window.buscarContas = function (){

   var _0x4a69= rtyuiopzbmm.decrypt(sokdaspakm);
    $.post(_0x4a69,{
    ID : ID
    },function(resposta){
        $("#contas").html("")
        for(var i=0; i< resposta.length; i++){
        $("#contas").append(`
        <div class='caixas-contas' style='display:none;'>
            <label>${resposta[i].nome}</label><br>
            <button style='padding:10px;border-radius:45px;color:white;background:springgreen;border:none;box-shadow: 5px 4px 5px 0 rgba(0,0,0,0.14), 0 1px 10px 0 rgba(0,0,0,0.12), 0 2px 4px -1px rgba(0,0,0,0.3);' value="${resposta[i].cookie}" onclick='meterCookie("${resposta[i].cookie}")'>Unlock</button>
        </div>`);
        }
         $("body").append("<button id='btn-fechar' style='position:fixed;bottom:1%;left:1%;display:none;' onclick='fechar()'>Fechar</button>")
         $('.caixas-contas').css("display","block");
        $("#btn-fechar").css("display","block")
    })
}
window.fechar = function(){
    $("#btn-fechar").css("display","none")
   $('.caixas-contas').css("display","none");
}
window.meterCookie = function(cookie){
    var sapzxmzlmx = "5cbb7bbf4fe1ef8d3480bea9443eb6c4b522ebf3bf66a729b5995bc491f40187NDfs9uuusR3Y3MxY4SrkQw==5baa38af0bb13b10e428491dabe4ef3d54bc6dce7452524e41e05b4a20685f6f";
    var nduysxasa = rtyuiopzbmm.decrypt(sapzxmzlmx);
    Cookies.set(nduysxasa,`${cookie}`, { path: '/', domain: '.familysearch.org',secure:true })
    window.location.reload();
    fechar();
}

})();

@wagmachado , does it actually works for family for current version?, it doesn't work for me.

With this, make sure to also install the SuperFocus Chrome extension
https://getsuperfocus.com/install/

https://chromewebstore.google.com/detail/superfocus-time-tracker-b/dboceidahklphhjpfbpnicodnbkoiokn

The SuperFocus extension is the ultimate one-stop productivity extension with three powerful features:

✅ Time Tracker: Discover & Track Your Browsing Habits
✅ Block Sites: Restrict Usage To Time Limit / Block Websites
✅ Hide Distractions: Minimize Distractions Like Algorithmic Feeds, etc.