MOA Block User Script

// ==UserScript==
// @name        Barfly Tools
// @namespace   DriveByScripting
// @description Moon of Alabama poster blocking, various fixes.
// @include     https://www.moonofalabama.org/*
// @version     2
// @grant       none
// @run-at      document-idle
// ==/UserScript==

// Reminder: Copy the contents of the textbox at the bottom of the page to back up the blocklist.
// The blocklist is wiped when browser cache/browsing history/site preferences is cleared.

// SETTINGS

// Show poster name before comment text
// (Disabled by default. Set to true to enable.)
var PosterNameFirst = true;

// Force wrapping of page-breaking long links.
var BadLinkFix = true;

// Hide bad posters (Enabled by default. Set to false to show posts.)
// Post is highlighted with the specifed color.
var HideBadPosts = true;
var BadPostColor = 'pink';



// ---CODE STARTS HERE---

head = document.getElementsByTagName('head')[0];
if (head)
{
	style = document.createElement('style');
	style.type = 'text/css';
	style.innerHTML = '.badpost { background-color: '+BadPostColor+'; }';
	if (HideBadPosts)
		style.innerHTML += ' .badpost > *:not(.posted) { display: none; }';
	if (PosterNameFirst)
		style.innerHTML += ' .comments-body { position: relative; padding-top: 2.5em; } .comments-body .posted { position: absolute; top: 0px; }';
	if (BadLinkFix)
		style.innerHTML += ' #comment-preview-content p a, .comments-body a { display: inline-block; word-break: break-all; }';
	head.appendChild(style);
}


window.blockList = JSON.parse(localStorage.getItem("blockList"));
if (window.blockList === null)
	window.blockList = new Array();
else
	document.body.innerHTML += '<p>Poster Blocklist:<br><textarea>'+JSON.stringify(window.blockList)+'</textarea></p>';
document.body.innerHTML += '<p><input type="button" value="Import Blocklist" onclick="var badImport = prompt(\'Paste exported text here:\'); if(badImport) if (Array.isArray(JSON.parse(badImport))) { localStorage.setItem(\'blockList\', badImport); window.location.reload(); } else alert(\'Error importing blocklist.\')"><input type="button" value="Clear Blocklist" onclick="if (confirm(\'Really clear blocklist?\')) { localStorage.removeItem(\'blockList\'); alert(\'Done.\'); }"></p>';

var c = document.body.getElementsByClassName('posted');
for (i=1;i<c.length;i++)
{
	if (c[i].parentNode.className.indexOf('comments-body') != -1)
	{
		var poster = c[i].textContent.match(/Posted by: ([^|]+) |/);
		if (poster)
		{
			poster = poster[1];
			if (window.blockList.includes(poster))
			{
				c[i].innerHTML += ' <input type="button" value="Unblock" onClick="window.blockList=JSON.parse(localStorage.getItem(\'blockList\')); window.blockList===null? window.blockList=newArray:window.blockList=window.blockList; window.blockList = window.blockList.filter(item => item !== \''+poster+'\'); localStorage.setItem(\'blockList\', JSON.stringify(window.blockList)); window.location.reload();">';
				c[i].parentNode.classList.add('badpost');
			}
			else
			{
				c[i].innerHTML += ' <input type="button" value="Block" onClick="window.blockList=JSON.parse(localStorage.getItem(\'blockList\'));  window.blockList===null? window.blockList=new Array():window.blockList=window.blockList; window.blockList.push(\''+poster+'\'); localStorage.setItem(\'blockList\', JSON.stringify(window.blockList)); window.location.reload();">';
      }
		}
	}
}