[Konachan] Forum: Expandable Last Page

When using the "last" links: Allows prepending of previous pages and automatically appends the next page if it exists. // Redirects to the last page if the specified page doesn't exist.

คุณจะต้องติดตั้งส่วนขยาย เช่น Tampermonkey, Greasemonkey หรือ Violentmonkey เพื่อติดตั้งสคริปต์นี้

คุณจะต้องติดตั้งส่วนขยาย เช่น Tampermonkey หรือ Violentmonkey เพื่อติดตั้งสคริปต์นี้

คุณจะต้องติดตั้งส่วนขยาย เช่น Tampermonkey หรือ Violentmonkey เพื่อติดตั้งสคริปต์นี้

You will need to install an extension such as Tampermonkey or Userscripts to install this script.

You will need to install an extension such as Tampermonkey to install this script.

You will need to install a user script manager extension to install this script.

(I already have a user script manager, let me install it!)

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.

(I already have a user style manager, let me install it!)

// ==UserScript==
// @name		[Konachan] Forum: Expandable Last Page
// @namespace	Zolxys
// @description	When using the "last" links: Allows prepending of previous pages and automatically appends the next page if it exists. // Redirects to the last page if the specified page doesn't exist.
// @include		/^https?://konachan\.(com|net)/forum/
// @version		2.0
// ==/UserScript==
/*
if (/^\/forum\/show\//.test(location.pathname)) {
	var n = document.getElementById('paginator');
	if (n.getElementsByTagName('em').length == 0) {
		var a = n.getElementsByTagName('a');
		if (a.length > 0)
			location.replace(a[a.length - 1].href);
	}
	else if (/^#lastpage$/.test(location.hash)) {
		var a = n.getElementsByTagName('a');
		for (var i = a.length - 1; i > 0; --i)
		  if (/^\d+$/.test(a[i].innerHTML.trim())) {
			var r = /[\?&]page=(\d+)(&|$)/.exec(location.search);
			var p = ((r == null)? 1 : parseInt(r[1]));
			if (p < parseInt(a[i].innerHTML.trim())) {
				location.replace(a[i].href);
				return;
			}
			break;
		}
		location.replace(location.protocol +'//'+ location.host + location.pathname + location.search);
	}
}
else {
	var a = document.getElementById('forum').getElementsByTagName('table')[0].getElementsByTagName('a');
	for (var i = 0; i < a.length; ++i)
		if (/\/forum\/show\/\d+\?page=\d+$/.test(a[i].href))
			a[i].href += '#lastpage';
}
/*/
if (/^\/forum\/show\//.test(location.pathname)) {
	var n = document.getElementById('paginator');
	if (n.getElementsByTagName('em').length == 0) {
		var a = n.getElementsByTagName('a');
		if (a.length > 0)
			location.replace(a[a.length - 1].href +'#lastpage');
		return;
	}
	if (!/^#lastpage$/.test(location.hash))
		return;
	var l = 0;
	var a = n.getElementsByTagName('a')
	for (var i = a.length - 1; i > 0; --i)
		if (/^\d+$/.test(a[i].innerHTML.trim())) {
			l = parseInt(a[i].innerHTML.trim());
			break;
	}
	if (l == 0)
		return;
	var f=String(function(){
		var zolr = /[\?&]page=(\d+)(&|$)/.exec(location.search);
		var zolforum = {r:new XMLHttpRequest(), add:null, d:document.createElement('div'), a:[], c:((zolr == null)? 1 : parseInt(zolr[1])), l:REPLACE.l, s:0, e:0}
		if (zolforum.l < zolforum.c)
			zolforum.l = zolforum.c;
		zolforum.s = zolforum.e = zolforum.c;
		zolforum.d.style.display = 'none';
		document.body.appendChild(zolforum.d);
		zolforum.r.onreadystatechange = function() {
			if (this.readyState == 4 && this.status == 200) {
				var t = document.getElementById('forum');
				zolforum.d.innerHTML = this.responseText;
				t.id = '';
				var ne = document.getElementById('forum');
				t.id = 'forum';
				ne.id = 'zolforum'+ zolforum.a[0];
				var ee = document.getElementById('zolpage'+ zolforum.a[0]);
				ee.parentNode.insertBefore(ne,ee.nextSibling);
				zolforum.d.innerHTML = '';
				if (zolforum.a[0] == zolforum.s)
					document.getElementById('zolpage'+(zolforum.s+1)).scrollIntoView(false);
				for (var a = document.getElementById('paginator').getElementsByTagName('a'), i = a.length-1; i >= 0; --i)
				  if (parseInt(a[i].innerHTML.trim()) == zolforum.a[0]) {
					a[i].style.color = '#40FF20';
					break;
				}
				ee.textContent = '-- Page '+zolforum.a.shift()+' --';
				ee.style.marginLeft = '12em';
				ee.style.color = '#40FF20';
				if (zolforum.a.length > 0) {
					this.open('GET', location.pathname +'?page='+ zolforum.a[0], true);
					this.send();
				}
			}
		}
		zolforum.add = function(next) {
			var p = (next)? zolforum.e + 1 : zolforum.s - 1;
			if (zolforum.a.indexOf(p + 1) == -1) {
				zolforum.a.push(p);
				if (next)
					zolforum.e = p;
				else
					zolforum.s = p;
				var ne, ee = document.getElementById('forum');
				if (p == zolforum.c-1) {
					ne = document.createElement('a');
					ne.id = 'zolpage'+zolforum.c;
					ne.style.color = '#40FF20';
					ne.style.fontSize = '16px';
					ne.style.clear = 'both';
					ne.style.display = 'block';
					ne.style.marginLeft = '12em';
					ne.textContent = '-- Current Page ('+zolforum.c+') --';
					ee.insertBefore(ne,ee.childNodes[0]);
				}
				ne = document.createElement('a');
				ne.id = 'zolpage'+p;
				ne.style.color = '#FF4020';
				ne.style.fontSize = '16px';
				ne.style.clear = 'both';
				ne.style.display = 'block';
				ne.textContent = 'Page '+p+' - Loading...';
				ne.href = location.pathname +'?page='+p;
				if (next)
					ee.appendChild(ne);
				else
					ee.insertBefore(ne,ee.childNodes[0]);
			}
			if ((zolforum.r.readyState & 3) == 0) {
				zolforum.r.open('GET', location.pathname +'?page='+ zolforum.a[0], true);
				zolforum.r.send();
			}
		}
		if (zolforum.c < zolforum.l)
			zolforum.add(true);
	});
	var ne = document.createElement('script');
	ne.setAttribute('type','text/javascript');
	ne.innerHTML = f.substring(f.indexOf('\n')+1, f.lastIndexOf('}')).replace('REPLACE.l', l);
	document.head.appendChild(ne);
	var ee = document.getElementById('forum');
	ne = document.createElement('div');
	ee.id = 'zolforum'+(zolforum.c);
	ne.id = 'forum';
	ne.className = 'response-list'
	ee.parentNode.insertBefore(ne,ee);
	ne.appendChild(ee);
	ee = ne;
	ne = document.createElement('a');
	ne.id = 'zoladdprev';
	ne.href = "javascript:{zolforum.add(false);}";
	ee.parentNode.insertBefore(ne,ee);
	ee = ne;
	ne = document.createElement('div');
	ne.style.opacity = '.001';
	ne.style.width = '40em';
	ne.style.marginLeft = '5em';
	ne.style.height = '13px';
	ne.style.marginTop = '-15px';
	ne.style.border = '1px solid #808080';
	ne.style.textAlign = 'center';
	ne.innerHTML = '^ &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; ^ &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; ^';
	ne.onmouseover = function(){this.style.opacity = '.8';}
	ne.onmouseout = function(){this.style.opacity = '.001';};
	ee.appendChild(ne);
}
else {
	var a = document.getElementById('forum').getElementsByTagName('table')[0].getElementsByTagName('a');
	for (var i = 0; i < a.length; ++i)
		if (/\/forum\/show\/\d+\?page=\d+$/.test(a[i].href))
			a[i].href += '#lastpage';
}
//*/