4chan Gallery

Adds board title, catalog, gallery, and style to the top bar.

当前为 2014-11-17 提交的版本,查看 最新版本

您需要先安装一款用户脚本管理器扩展,例如 Tampermonkey 篡改猴Greasemonkey 油猴子Violentmonkey 暴力猴,才能安装此脚本。

您需要先安装一款用户脚本管理器扩展,例如 Tampermonkey 篡改猴,才能安装此脚本。

您需要先安装一款用户脚本管理器扩展,例如 Tampermonkey 篡改猴Violentmonkey 暴力猴,才能安装此脚本。

您需要先安装一款用户脚本管理器扩展,例如 Tampermonkey 篡改猴Userscripts ,才能安装此脚本。

您需要先安装一款用户脚本管理器扩展,例如 Tampermonkey 篡改猴,才能安装此脚本。

您需要先安装一款用户脚本管理器扩展后才能安装此脚本。

(我已经安装了用户脚本管理器,让我安装!)

您需要先安装一款用户样式管理器扩展,比如 Stylus,才能安装此样式。

您需要先安装一款用户样式管理器扩展,比如 Stylus,才能安装此样式。

您需要先安装一款用户样式管理器扩展,比如 Stylus,才能安装此样式。

您需要先安装一款用户样式管理器扩展后才能安装此样式。

您需要先安装一款用户样式管理器扩展后才能安装此样式。

您需要先安装一款用户样式管理器扩展后才能安装此样式。

(我已经安装了用户样式管理器,让我安装!)

// ==UserScript==
// @name			4chan Gallery
// @version			2.0.0
// @description		Adds board title, catalog, gallery, and style to the top bar.
// @include			*://boards.4chan.org/*
// @namespace		https://greasyfork.org/users/3159
// ==/UserScript==

/* my adblock filters
boards.4chan.org###absbot
boards.4chan.org###blotter
boards.4chan.org###ctrl-top
boards.4chan.org##.boardBanner
boards.4chan.org##.bottomCtrl
boards.4chan.org##.center
boards.4chan.org##.navLinks
boards.4chan.org#HR
44chan */

var bname = document.getElementsByClassName('boardTitle')[0].innerHTML;
if (bname.indexOf('/ - ') > -1) bname=bname.split('/ - ')[1];
var path = document.location.pathname.split('/');
function xc(q,r){
    a = document.getElementsByClassName('boardList');
    a[0].insertAdjacentHTML(q,r);
    a[1].insertAdjacentHTML(q,r);
    b = document.getElementsByClassName('customBoardList');
    if(b[0]){
       b[0].insertAdjacentHTML(q,r);
       b[1].insertAdjacentHTML(q,r);
    }
}
xc('afterbegin', '[<a href="//boards.4chan.org/' + path[1] + '">' + bname + '</a>] ');
xc('beforeend', (path[2]=='catalog' ? '' : '[<a href="//boards.4chan.org/' + path[1] + '/catalog">Catalog</a>] '));

function xi(q){var b = document.getElementById(q);return b};
var nr = '<span style="float:right">[<a class=low href=#a>Style</a>]&nbsp<span>';
xi('navtopright').insertAdjacentHTML('afterend',nr);
xi('navbotright').insertAdjacentHTML('afterend',nr);
document.getElementsByClassName('low')[0].onclick = function(){ccss()};
document.getElementsByClassName('low')[1].onclick = function(){ccss()};

//use cookie? Main.getCookie(style_group)?idk
if (GM_getValue("4theme"));
else GM_setValue("4theme",1);
var links = document.getElementsByTagName('link'),css=[];
for (i=0;i<links.length;i++){
    if(links[i].href.indexOf('/css/') > -1){
        css.push(links[i]);
    }
}
function o(a){if(typeof a != 'undefined')GM_setValue("4theme", a);return GM_getValue("4theme")};

function ccss(a){
    a==1 ? css[0].href = css[o()].href : o() > (css.length-2) ? css[0].href=css[o(1)].href : css[0].href = css[o(o()+1)].href;
}
ccss(1);

document.getElementsByName('post')[0].insertAdjacentHTML('afterend','<br>');

if (path[2]=='thread'){
    xc('beforeend','[<a class=gl href=#a>Gallery</a>] ');
    
    var s = document.getElementsByClassName('gl');		
	for (i=0; i < s.length; i++){
		s[i].onclick=function(){trigger()};
	}
    xi('postForm').style.display='none';
    xi('togglePostFormLink').style.display='block';
    xi('togglePostFormLink').onclick = function(){
        xi('postForm').style.display='table';
        xi('togglePostFormLink').style.display='none';
    }
}

// code bellow is the gallery, works on most image boards, simply add a way to trigger
// to test, copy paste code bellow into console then run trigger()
function trigger(){
	if(find().length){
		find();bg.style.display='block';img.style.display='block';ii.style.display='block';i2.style.display='block';larw.style.display='block';rarw.style.display='block';loader();
	}
	else endalert();
}

function find(l) {
    var aa = document.getElementsByTagName("a"),imgLinks=[];
	for (i = 0; i < aa.length; i++) {
		var link = aa[i].getAttribute('href');
		if (link){
			ext = link.split('.').pop();
			if ( (ext=='jpg' || ext=='png' || ext=='gif') && link.indexOf('google')<0 && link.indexOf('iqdb')<0 && link.indexOf('saucenao')<0){
				imgLinks.push(link);
			}
		}
	}
	var sorted = imgLinks.sort(),results = [];
	for (i = 0; i < sorted.length; i++) {
		if (sorted[i + 1] != sorted[i]) {
			results.push(sorted[i]);
		}
	}
	var names=document.getElementsByClassName('fileText'),title =[];
	for (i = 0; i < names.length; i++) {
		ext = names[i].children[0].getAttribute('href').split('.').pop();
		if(ext=='jpg' || ext=='png' || ext=='gif'){
			n = names[i].children[0].getAttribute('title');
			if(!n) n= names[i].children[0].innerText;
			title.push(n); //this is for 4chan only
		}
	}
	img.src = results[a];
    atitle = (title[a] ? title[a] : img.src);
    aii();
	i2.innerText='[ ' + (a+1) + '/' + results.length + ' ]';	
    return results;
}

function aii(){ii.innerText='[ ' + img.width + 'x' + img.height + ' ][ ' + atitle + ' ]'};

function endalert(){
	b=document.createElement('div'),c=b.style,b.id='theend';
	for (var d = '0123456789ABCDEF'.split(''), a = '#', e = 0;6 > e;e++) {a += d[Math.round(15 * Math.random())]};
	c.backgroundColor=a;
	c.cssText+='line-height:50px;width:200px;height:50px;position:fixed;margin:auto;left:0;right:0;top:0;bottom:0;font-size:42px;text-align:center;color:#fff;z-index:10001';
	b.innerText='The End';
	document.body.appendChild(b);
	setTimeout(function(){z=document.getElementById('theend');z.parentNode.removeChild(z)}, 420);
}

var a=0,h=0,atitle,img = new Image(),bg = document.createElement('div'),larw = document.createElement('div'),rarw = document.createElement('div'),ii = document.createElement('p'),i2 = document.createElement('p');

bg.style.cssText='opacity:0.9;position:fixed;top:0;left:0;z-index:9999;background-color:black;width:100%;height:100%;display:none';
bg.onclick = function(){bg.style.display='none';img.style.display='none';ii.style.display='none';i2.style.display='none';larw.style.display='none';rarw.style.display='none'};
document.body.appendChild(bg);

img.style.cssText='position:fixed;z-index:10000;max-height:calc(100% - 40px);max-width:calc(100% - 60px);margin:auto;top:0;bottom:0;left:0;right:0;display:none';
img.onclick = function(){if (a < --find().length){a++;find()} else endalert()};
document.body.appendChild(img);

function loader(){
	var timg = new Image();
    timg.src = find()[h];
    timg.onload = function(){if(h==0)aii();if(h++<find().length)loader()};
}

var iv = 'position:fixed;bottom:0;z-index:10000;color:#bababa;margin:0;display:none;';
ii.style.cssText=iv+ 'left:0';
i2.style.cssText=iv+ 'right:0';
ii.onclick = function(){a=0;find()};
i2.onclick = function(){a=--find().length;find()};
document.body.appendChild(ii);document.body.appendChild(i2);

var arw = 'position:fixed;z-index:10000;top:calc(50% - 15px);border-top: 15px solid transparent;border-bottom: 15px solid transparent;display:none;border-';
larw.style.cssText=arw + 'right: 20px solid #bababa;left:5px';
rarw.style.cssText=arw + 'left: 20px solid #bababa;right:5px';
larw.onclick = function(){if(a>0){a--;find()}};
rarw.onclick = function(){if(a< --find().length){a++;find()}else endalert()};
document.body.appendChild(larw);document.body.appendChild(rarw);

document.addEventListener("keydown", function(e){switch(e.which){
	case 37:
		if(a>0 && bg.style.display != 'none'){a--;find()};
		break;
	case 39:
		if(a< --find().length && bg.style.display != 'none'){a++;find()}else endalert();
		break;
	
	}
});