// ==UserScript==
// @name          New Posts Forum Filter
// @namespace     http://digitalcreations.cc
// @description   Hides user-specified forums from New Posts.
// @include       *tacticalgamer.com*
// ==/UserScript==

var excludeLabel = 'New Posts: Exclude'
var includeLabel = 'New Posts: Include'

forums = GM_getValue("newpostsfilter_forums", "");
if (window.location.href.indexOf('search') == -1) {
	for (var i = 1; i < 5000; i++) {
		titletd = document.getElementById('f'+i);
		if (titletd) {
			var titledivs
			titledivs = titletd.getElementsByTagName('div');
			forumLink = titledivs[0].getElementsByTagName('a')[0]
			addToggleSwitch(forumLink);
		}
	}
}
else {
	allSmallfontSpans = document.evaluate("//span[@class='smallfont']", document, null, XPathResult.UNORDERED_NODE_SNAPSHOT_TYPE, null);
	for (var i = 0; i < allSmallfontSpans.snapshotLength; i++) {
		if (allSmallfontSpans.snapshotItem(i).innerHTML.indexOf('New Posts') != -1) {
			var threadslist, rows, cells;
			threadslist = document.getElementById('threadslist')
			rows = threadslist.getElementsByTagName('tr');
			for (var i = 0; i < rows.length; i++) {
				row = rows[i]
				cells = row.getElementsByTagName('td');
				if (i == 0) {
					cell = cells[0];
					listlink = document.createElement('a');
					listlink.innerHTML = 'List Hidden Forums';
					listlink.href = "javascript:;"
					listlink.addEventListener('click', listForums, false);
					listlink.style.marginLeft = "20px"
					clearlink = document.createElement('a');
					clearlink.innerHTML = 'Clear Hidden Forums';
					clearlink.href = "javascript:;"
					clearlink.addEventListener('click', clearForums, false);
					clearlink.style.marginLeft = "20px"
					span = document.createElement('span');
					span.className = "smallfont";
					span.insertBefore(listlink, null);
					span.insertBefore(clearlink, null);
					NewPostsSpan = cell.getElementsByTagName('span')[1]
					cell.insertBefore(span, null);
				}
				else if (i > 1) {
					for (var j = 6; j < cells.length; j++) {
					cell = cells[j];
						links = cell.getElementsByTagName('a');
						if (links.length == 1) {
							link = links[0]
							forumName = link.innerHTML
							forumName = HtmlDecode(forumName)
							if(forums.indexOf('#####'+forumName+'#####') != -1)
							{
								row.style.display = 'none';
							}
//						else {
//							toggleLink = addToggleSwitch(link)
//							toggleLink.innerHTML = '-';
//							if (row.id == '') {
//								row.setAttribute('id', 'newpostrowhide' + i);
//							}
//							toggleLink.addEventListener('click', eval("function () {document.getElementById('"+row.id+"').style.display = 'none';}"), false);
//						}
							break;
						}
					}			
				}
			}
			break;
    }
	}
}

function addToggleSwitch(forumLink) {
	forumName = forumLink.text
	toggleLink = document.createElement('a');
	toggleLink.onClick = 
	toggleLink.href = "javascript:;"
	if (forums.indexOf('#####'+forumName+'#####') != -1) {
		toggleLink.innerHTML = includeLabel
	}
	else {
		toggleLink.innerHTML = excludeLabel
	}
	toggleLink.addEventListener('click', eval("function () {toggleForum('"+forumName.replace('\'', '\\\'')+"', this);}"), false);
	leftParen = document.createElement('a');
	leftParen.innerHTML = '(';
	leftParen.style.marginLeft = "10px";
	rightParen = document.createElement('a');
	rightParen.innerHTML = ')';
	forumLink.parentNode.insertBefore(rightParen, forumLink.nextSibling);
	forumLink.parentNode.insertBefore(toggleLink, forumLink.nextSibling);
	forumLink.parentNode.insertBefore(leftParen, forumLink.nextSibling);
	return toggleLink
}

function toggleForum(forumName, link) {
	forums = GM_getValue("newpostsfilter_forums", "");
	if (forums.indexOf('#####'+forumName+'#####') == -1) {
		forums = forums + '#####'+forumName+'#####';
		GM_setValue("newpostsfilter_forums", forums);
		link.innerHTML = includeLabel;
	}
	else {
		forums = forums.replace('#####'+forumName+'#####','');
		GM_setValue("newpostsfilter_forums", forums);
		link.innerHTML = excludeLabel;
	}
}

function listForums() {
	forums = '#####'+GM_getValue("newpostsfilter_forums", "")+'#####';
	forums_array=forums.split("#####");
	if (forums_array.length > 3) {
		sorted_forums = forums_array.sort() 
		forums_list = ''
		for (var i = 0; i < sorted_forums.length; i++) {
			forums_list = forums_list + sorted_forums[i] + '\n'
		}
		while (forums_list.indexOf('\n\n') != -1) {
			forums_list = forums_list.replace('\n\n', '\n');
		}
		alert('The following forums are currently hidden from New Posts:\n\n'+forums_list);
	}
	else {
		alert('No forums are currently hidden from New Posts.');
	}
	
}

function clearForums() {
	GM_setValue("newpostsfilter_forums", "");
	alert("All previously-hidden forums will now be included in New Posts.");
}

function HtmlDecode(s)
{
	var out = "";
	if (s==null) return;

	var l = s.length;
	for (var i=0; i<l; i++)
	{
		var ch = s.charAt(i);
		
		if (ch == '&') 
		{
			var semicolonIndex = s.indexOf(';', i+1);
			
            if (semicolonIndex > 0) 
            {
				var entity = s.substring(i + 1, semicolonIndex);
				if (entity.length > 1 && entity.charAt(0) == '#') 
				{
					if (entity.charAt(1) == 'x' || entity.charAt(1) == 'X')
						ch = String.fromCharCode(eval('0'+entity.substring(1)));
					else
						ch = String.fromCharCode(eval(entity.substring(1)));
				}
		        else 
			    {
					switch (entity)
					{
						case 'quot': ch = String.fromCharCode(0x0022); break;
						case 'amp': ch = String.fromCharCode(0x0026); break;
						case 'lt': ch = String.fromCharCode(0x003c); break;
						case 'gt': ch = String.fromCharCode(0x003e); break;
						case 'nbsp': ch = String.fromCharCode(0x00a0); break;
						case 'iexcl': ch = String.fromCharCode(0x00a1); break;
						case 'cent': ch = String.fromCharCode(0x00a2); break;
						case 'pound': ch = String.fromCharCode(0x00a3); break;
						case 'curren': ch = String.fromCharCode(0x00a4); break;
						case 'yen': ch = String.fromCharCode(0x00a5); break;
						case 'brvbar': ch = String.fromCharCode(0x00a6); break;
						case 'sect': ch = String.fromCharCode(0x00a7); break;
						case 'uml': ch = String.fromCharCode(0x00a8); break;
						case 'copy': ch = String.fromCharCode(0x00a9); break;
						case 'ordf': ch = String.fromCharCode(0x00aa); break;
						case 'laquo': ch = String.fromCharCode(0x00ab); break;
						case 'not': ch = String.fromCharCode(0x00ac); break;
						case 'shy': ch = String.fromCharCode(0x00ad); break;
						case 'reg': ch = String.fromCharCode(0x00ae); break;
						case 'macr': ch = String.fromCharCode(0x00af); break;
						case 'deg': ch = String.fromCharCode(0x00b0); break;
						case 'plusmn': ch = String.fromCharCode(0x00b1); break;
						case 'sup2': ch = String.fromCharCode(0x00b2); break;
						case 'sup3': ch = String.fromCharCode(0x00b3); break;
						case 'acute': ch = String.fromCharCode(0x00b4); break;
						case 'micro': ch = String.fromCharCode(0x00b5); break;
						case 'para': ch = String.fromCharCode(0x00b6); break;
						case 'middot': ch = String.fromCharCode(0x00b7); break;
						case 'cedil': ch = String.fromCharCode(0x00b8); break;
						case 'sup1': ch = String.fromCharCode(0x00b9); break;
						case 'ordm': ch = String.fromCharCode(0x00ba); break;
						case 'raquo': ch = String.fromCharCode(0x00bb); break;
						case 'frac14': ch = String.fromCharCode(0x00bc); break;
						case 'frac12': ch = String.fromCharCode(0x00bd); break;
						case 'frac34': ch = String.fromCharCode(0x00be); break;
						case 'iquest': ch = String.fromCharCode(0x00bf); break;
						case 'Agrave': ch = String.fromCharCode(0x00c0); break;
						case 'Aacute': ch = String.fromCharCode(0x00c1); break;
						case 'Acirc': ch = String.fromCharCode(0x00c2); break;
						case 'Atilde': ch = String.fromCharCode(0x00c3); break;
						case 'Auml': ch = String.fromCharCode(0x00c4); break;
						case 'Aring': ch = String.fromCharCode(0x00c5); break;
						case 'AElig': ch = String.fromCharCode(0x00c6); break;
						case 'Ccedil': ch = String.fromCharCode(0x00c7); break;
						case 'Egrave': ch = String.fromCharCode(0x00c8); break;
						case 'Eacute': ch = String.fromCharCode(0x00c9); break;
						case 'Ecirc': ch = String.fromCharCode(0x00ca); break;
						case 'Euml': ch = String.fromCharCode(0x00cb); break;
						case 'Igrave': ch = String.fromCharCode(0x00cc); break;
						case 'Iacute': ch = String.fromCharCode(0x00cd); break;
						case 'Icirc': ch = String.fromCharCode(0x00ce); break;
						case 'Iuml': ch = String.fromCharCode(0x00cf); break;
						case 'ETH': ch = String.fromCharCode(0x00d0); break;
						case 'Ntilde': ch = String.fromCharCode(0x00d1); break;
						case 'Ograve': ch = String.fromCharCode(0x00d2); break;
						case 'Oacute': ch = String.fromCharCode(0x00d3); break;
						case 'Ocirc': ch = String.fromCharCode(0x00d4); break;
						case 'Otilde': ch = String.fromCharCode(0x00d5); break;
						case 'Ouml': ch = String.fromCharCode(0x00d6); break;
						case 'times': ch = String.fromCharCode(0x00d7); break;
						case 'Oslash': ch = String.fromCharCode(0x00d8); break;
						case 'Ugrave': ch = String.fromCharCode(0x00d9); break;
						case 'Uacute': ch = String.fromCharCode(0x00da); break;
						case 'Ucirc': ch = String.fromCharCode(0x00db); break;
						case 'Uuml': ch = String.fromCharCode(0x00dc); break;
						case 'Yacute': ch = String.fromCharCode(0x00dd); break;
						case 'THORN': ch = String.fromCharCode(0x00de); break;
						case 'szlig': ch = String.fromCharCode(0x00df); break;
						case 'agrave': ch = String.fromCharCode(0x00e0); break;
						case 'aacute': ch = String.fromCharCode(0x00e1); break;
						case 'acirc': ch = String.fromCharCode(0x00e2); break;
						case 'atilde': ch = String.fromCharCode(0x00e3); break;
						case 'auml': ch = String.fromCharCode(0x00e4); break;
						case 'aring': ch = String.fromCharCode(0x00e5); break;
						case 'aelig': ch = String.fromCharCode(0x00e6); break;
						case 'ccedil': ch = String.fromCharCode(0x00e7); break;
						case 'egrave': ch = String.fromCharCode(0x00e8); break;
						case 'eacute': ch = String.fromCharCode(0x00e9); break;
						case 'ecirc': ch = String.fromCharCode(0x00ea); break;
						case 'euml': ch = String.fromCharCode(0x00eb); break;
						case 'igrave': ch = String.fromCharCode(0x00ec); break;
						case 'iacute': ch = String.fromCharCode(0x00ed); break;
						case 'icirc': ch = String.fromCharCode(0x00ee); break;
						case 'iuml': ch = String.fromCharCode(0x00ef); break;
						case 'eth': ch = String.fromCharCode(0x00f0); break;
						case 'ntilde': ch = String.fromCharCode(0x00f1); break;
						case 'ograve': ch = String.fromCharCode(0x00f2); break;
						case 'oacute': ch = String.fromCharCode(0x00f3); break;
						case 'ocirc': ch = String.fromCharCode(0x00f4); break;
						case 'otilde': ch = String.fromCharCode(0x00f5); break;
						case 'ouml': ch = String.fromCharCode(0x00f6); break;
						case 'divide': ch = String.fromCharCode(0x00f7); break;
						case 'oslash': ch = String.fromCharCode(0x00f8); break;
						case 'ugrave': ch = String.fromCharCode(0x00f9); break;
						case 'uacute': ch = String.fromCharCode(0x00fa); break;
						case 'ucirc': ch = String.fromCharCode(0x00fb); break;
						case 'uuml': ch = String.fromCharCode(0x00fc); break;
						case 'yacute': ch = String.fromCharCode(0x00fd); break;
						case 'thorn': ch = String.fromCharCode(0x00fe); break;
						case 'yuml': ch = String.fromCharCode(0x00ff); break;
						case 'OElig': ch = String.fromCharCode(0x0152); break;
						case 'oelig': ch = String.fromCharCode(0x0153); break;
						case 'Scaron': ch = String.fromCharCode(0x0160); break;
						case 'scaron': ch = String.fromCharCode(0x0161); break;
						case 'Yuml': ch = String.fromCharCode(0x0178); break;
						case 'fnof': ch = String.fromCharCode(0x0192); break;
						case 'circ': ch = String.fromCharCode(0x02c6); break;
						case 'tilde': ch = String.fromCharCode(0x02dc); break;
						case 'Alpha': ch = String.fromCharCode(0x0391); break;
						case 'Beta': ch = String.fromCharCode(0x0392); break;
						case 'Gamma': ch = String.fromCharCode(0x0393); break;
						case 'Delta': ch = String.fromCharCode(0x0394); break;
						case 'Epsilon': ch = String.fromCharCode(0x0395); break;
						case 'Zeta': ch = String.fromCharCode(0x0396); break;
						case 'Eta': ch = String.fromCharCode(0x0397); break;
						case 'Theta': ch = String.fromCharCode(0x0398); break;
						case 'Iota': ch = String.fromCharCode(0x0399); break;
						case 'Kappa': ch = String.fromCharCode(0x039a); break;
						case 'Lambda': ch = String.fromCharCode(0x039b); break;
						case 'Mu': ch = String.fromCharCode(0x039c); break;
						case 'Nu': ch = String.fromCharCode(0x039d); break;
						case 'Xi': ch = String.fromCharCode(0x039e); break;
						case 'Omicron': ch = String.fromCharCode(0x039f); break;
						case 'Pi': ch = String.fromCharCode(0x03a0); break;
						case 'Rho': ch = String.fromCharCode(0x03a1); break;
						case 'Sigma': ch = String.fromCharCode(0x03a3); break;
						case 'Tau': ch = String.fromCharCode(0x03a4); break;
						case 'Upsilon': ch = String.fromCharCode(0x03a5); break;
						case 'Phi': ch = String.fromCharCode(0x03a6); break;
						case 'Chi': ch = String.fromCharCode(0x03a7); break;
						case 'Psi': ch = String.fromCharCode(0x03a8); break;
						case 'Omega': ch = String.fromCharCode(0x03a9); break;
						case 'alpha': ch = String.fromCharCode(0x03b1); break;
						case 'beta': ch = String.fromCharCode(0x03b2); break;
						case 'gamma': ch = String.fromCharCode(0x03b3); break;
						case 'delta': ch = String.fromCharCode(0x03b4); break;
						case 'epsilon': ch = String.fromCharCode(0x03b5); break;
						case 'zeta': ch = String.fromCharCode(0x03b6); break;
						case 'eta': ch = String.fromCharCode(0x03b7); break;
						case 'theta': ch = String.fromCharCode(0x03b8); break;
						case 'iota': ch = String.fromCharCode(0x03b9); break;
						case 'kappa': ch = String.fromCharCode(0x03ba); break;
						case 'lambda': ch = String.fromCharCode(0x03bb); break;
						case 'mu': ch = String.fromCharCode(0x03bc); break;
						case 'nu': ch = String.fromCharCode(0x03bd); break;
						case 'xi': ch = String.fromCharCode(0x03be); break;
						case 'omicron': ch = String.fromCharCode(0x03bf); break;
						case 'pi': ch = String.fromCharCode(0x03c0); break;
						case 'rho': ch = String.fromCharCode(0x03c1); break;
						case 'sigmaf': ch = String.fromCharCode(0x03c2); break;
						case 'sigma': ch = String.fromCharCode(0x03c3); break;
						case 'tau': ch = String.fromCharCode(0x03c4); break;
						case 'upsilon': ch = String.fromCharCode(0x03c5); break;
						case 'phi': ch = String.fromCharCode(0x03c6); break;
						case 'chi': ch = String.fromCharCode(0x03c7); break;
						case 'psi': ch = String.fromCharCode(0x03c8); break;
						case 'omega': ch = String.fromCharCode(0x03c9); break;
						case 'thetasym': ch = String.fromCharCode(0x03d1); break;
						case 'upsih': ch = String.fromCharCode(0x03d2); break;
						case 'piv': ch = String.fromCharCode(0x03d6); break;
						case 'ensp': ch = String.fromCharCode(0x2002); break;
						case 'emsp': ch = String.fromCharCode(0x2003); break;
						case 'thinsp': ch = String.fromCharCode(0x2009); break;
						case 'zwnj': ch = String.fromCharCode(0x200c); break;
						case 'zwj': ch = String.fromCharCode(0x200d); break;
						case 'lrm': ch = String.fromCharCode(0x200e); break;
						case 'rlm': ch = String.fromCharCode(0x200f); break;
						case 'ndash': ch = String.fromCharCode(0x2013); break;
						case 'mdash': ch = String.fromCharCode(0x2014); break;
						case 'lsquo': ch = String.fromCharCode(0x2018); break;
						case 'rsquo': ch = String.fromCharCode(0x2019); break;
						case 'sbquo': ch = String.fromCharCode(0x201a); break;
						case 'ldquo': ch = String.fromCharCode(0x201c); break;
						case 'rdquo': ch = String.fromCharCode(0x201d); break;
						case 'bdquo': ch = String.fromCharCode(0x201e); break;
						case 'dagger': ch = String.fromCharCode(0x2020); break;
						case 'Dagger': ch = String.fromCharCode(0x2021); break;
						case 'bull': ch = String.fromCharCode(0x2022); break;
						case 'hellip': ch = String.fromCharCode(0x2026); break;
						case 'permil': ch = String.fromCharCode(0x2030); break;
						case 'prime': ch = String.fromCharCode(0x2032); break;
						case 'Prime': ch = String.fromCharCode(0x2033); break;
						case 'lsaquo': ch = String.fromCharCode(0x2039); break;
						case 'rsaquo': ch = String.fromCharCode(0x203a); break;
						case 'oline': ch = String.fromCharCode(0x203e); break;
						case 'frasl': ch = String.fromCharCode(0x2044); break;
						case 'euro': ch = String.fromCharCode(0x20ac); break;
						case 'image': ch = String.fromCharCode(0x2111); break;
						case 'weierp': ch = String.fromCharCode(0x2118); break;
						case 'real': ch = String.fromCharCode(0x211c); break;
						case 'trade': ch = String.fromCharCode(0x2122); break;
						case 'alefsym': ch = String.fromCharCode(0x2135); break;
						case 'larr': ch = String.fromCharCode(0x2190); break;
						case 'uarr': ch = String.fromCharCode(0x2191); break;
						case 'rarr': ch = String.fromCharCode(0x2192); break;
						case 'darr': ch = String.fromCharCode(0x2193); break;
						case 'harr': ch = String.fromCharCode(0x2194); break;
						case 'crarr': ch = String.fromCharCode(0x21b5); break;
						case 'lArr': ch = String.fromCharCode(0x21d0); break;
						case 'uArr': ch = String.fromCharCode(0x21d1); break;
						case 'rArr': ch = String.fromCharCode(0x21d2); break;
						case 'dArr': ch = String.fromCharCode(0x21d3); break;
						case 'hArr': ch = String.fromCharCode(0x21d4); break;
						case 'forall': ch = String.fromCharCode(0x2200); break;
						case 'part': ch = String.fromCharCode(0x2202); break;
						case 'exist': ch = String.fromCharCode(0x2203); break;
						case 'empty': ch = String.fromCharCode(0x2205); break;
						case 'nabla': ch = String.fromCharCode(0x2207); break;
						case 'isin': ch = String.fromCharCode(0x2208); break;
						case 'notin': ch = String.fromCharCode(0x2209); break;
						case 'ni': ch = String.fromCharCode(0x220b); break;
						case 'prod': ch = String.fromCharCode(0x220f); break;
						case 'sum': ch = String.fromCharCode(0x2211); break;
						case 'minus': ch = String.fromCharCode(0x2212); break;
						case 'lowast': ch = String.fromCharCode(0x2217); break;
						case 'radic': ch = String.fromCharCode(0x221a); break;
						case 'prop': ch = String.fromCharCode(0x221d); break;
						case 'infin': ch = String.fromCharCode(0x221e); break;
						case 'ang': ch = String.fromCharCode(0x2220); break;
						case 'and': ch = String.fromCharCode(0x2227); break;
						case 'or': ch = String.fromCharCode(0x2228); break;
						case 'cap': ch = String.fromCharCode(0x2229); break;
						case 'cup': ch = String.fromCharCode(0x222a); break;
						case 'int': ch = String.fromCharCode(0x222b); break;
						case 'there4': ch = String.fromCharCode(0x2234); break;
						case 'sim': ch = String.fromCharCode(0x223c); break;
						case 'cong': ch = String.fromCharCode(0x2245); break;
						case 'asymp': ch = String.fromCharCode(0x2248); break;
						case 'ne': ch = String.fromCharCode(0x2260); break;
						case 'equiv': ch = String.fromCharCode(0x2261); break;
						case 'le': ch = String.fromCharCode(0x2264); break;
						case 'ge': ch = String.fromCharCode(0x2265); break;
						case 'sub': ch = String.fromCharCode(0x2282); break;
						case 'sup': ch = String.fromCharCode(0x2283); break;
						case 'nsub': ch = String.fromCharCode(0x2284); break;
						case 'sube': ch = String.fromCharCode(0x2286); break;
						case 'supe': ch = String.fromCharCode(0x2287); break;
						case 'oplus': ch = String.fromCharCode(0x2295); break;
						case 'otimes': ch = String.fromCharCode(0x2297); break;
						case 'perp': ch = String.fromCharCode(0x22a5); break;
						case 'sdot': ch = String.fromCharCode(0x22c5); break;
						case 'lceil': ch = String.fromCharCode(0x2308); break;
						case 'rceil': ch = String.fromCharCode(0x2309); break;
						case 'lfloor': ch = String.fromCharCode(0x230a); break;
						case 'rfloor': ch = String.fromCharCode(0x230b); break;
						case 'lang': ch = String.fromCharCode(0x2329); break;
						case 'rang': ch = String.fromCharCode(0x232a); break;
						case 'loz': ch = String.fromCharCode(0x25ca); break;
						case 'spades': ch = String.fromCharCode(0x2660); break;
						case 'clubs': ch = String.fromCharCode(0x2663); break;
						case 'hearts': ch = String.fromCharCode(0x2665); break;
						case 'diams': ch = String.fromCharCode(0x2666); break;
						default: ch = ''; break;
					}
				}
				i = semicolonIndex; 
			}
		}
		
		out += ch;
	}

	return out;
	
}