4chan Images+

Adds board title, catalog, images, and style to the top bar. Works in Safari!

Per 15-02-2017. Zie de nieuwste versie.

Voor het installeren van scripts heb je een extensie nodig, zoals Tampermonkey, Greasemonkey of Violentmonkey.

Voor het installeren van scripts heb je een extensie nodig, zoals Tampermonkey of Violentmonkey.

Voor het installeren van scripts heb je een extensie nodig, zoals Tampermonkey of Violentmonkey.

Voor het installeren van scripts heb je een extensie nodig, zoals Tampermonkey of Userscripts.

Voor het installeren van scripts heb je een extensie nodig, zoals {tampermonkey_link:Tampermonkey}.

Voor het installeren van scripts heb je een gebruikersscriptbeheerder nodig.

(Ik heb al een user script manager, laat me het downloaden!)

Voor het installeren van gebruikersstijlen heb je een extensie nodig, zoals {stylus_link:Stylus}.

Voor het installeren van gebruikersstijlen heb je een extensie nodig, zoals {stylus_link:Stylus}.

Voor het installeren van gebruikersstijlen heb je een extensie nodig, zoals {stylus_link:Stylus}.

Voor het installeren van gebruikersstijlen heb je een gebruikersstijlbeheerder nodig.

Voor het installeren van gebruikersstijlen heb je een gebruikersstijlbeheerder nodig.

Voor het installeren van gebruikersstijlen heb je een gebruikersstijlbeheerder nodig.

(Ik heb al een beheerder - laat me doorgaan met de installatie!)

// ==UserScript==
// @name          4chan Images+
// @version       2.1.9
// @description   Adds board title, catalog, images, and style to the top bar. Works in Safari!
// @include       http://boards.4chan.org/*
// @include       https://boards.4chan.org/*
// @namespace     https://greasyfork.org/users/3159
// @run-at document-end
// ==/UserScript==
window.addEventListener('load', function () {

	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=javascript:void(0)>Style</a>]&nbsp<span>';
	xi("navtopright").insertAdjacentHTML("afterend", nr);
	xi("navbotright").insertAdjacentHTML("afterend", nr);

	var themes = ['Yotsuba New', 'Yotsuba B New', 'Futaba New', 'Burichan New', 'Tomorrow', 'Photon'];

	function get() {
		cur = document.cookie.indexOf('ws_style') > -1 ? document.cookie.split('ws_style=')[1].split(';')[0] : 'Yotsuba New';
		for (i = 0; i < themes.length; i++) {
			if (themes[i] == cur) {
				return i;
			}
		}
	}

	function set(a) {
		document.cookie = 'ws_style=' + themes[a];
		if (path[2] == "catalog") {
			location.reload();
		} else {
			location.href = "javascript:setActiveStyleSheet('" + themes[a] + "')";
		}
	}

	function cstyle() {
		if (get() > (themes.length - 2)) {
			set(0);
		}
		else {
			set(get() + 1);
		}
	}
	var low = document.getElementsByClassName("low");
	low[0].onclick = cstyle;
	low[1].onclick = cstyle;

	if (path[2] == "thread") {
		xc("beforeend", "[<a class=gl href=javascript:void(0)>Images</a>] ");
		s = document.getElementsByClassName("gl");
		for (i = 0; i < s.length; i++) {
			s[i].onclick = trigger;
		}
	}

	// Images+
	// in 4chan Settings (Images & Media) enable "Image expansion"
	tt = 1;
	titles = [];
	links = [];
	testEl = document.createElement("video");
	webm = "" !== testEl.canPlayType('video/webm; codecs="vp8, vorbis"');
	fi = 0;
	frameN = 0;
	cln = 0;
	ai = 0;
	pColor = window.getComputedStyle(document.getElementsByClassName('post reply')[0]).backgroundColor;

	function endalert() {
		ea = document.createElement("div");
		c = ea.style;
		ea.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";
		ea.innerText = "The End";
		document.body.appendChild(ea);
		setTimeout(function () {
			z = document.getElementById("theend");
			z.parentNode.removeChild(z);
		}, 420);
	}

	function hide() {
		if (document.getElementsByClassName('expanded-thumb').length) {
			disable = document.getElementsByClassName('expanded-thumb')[0];
			disable.onclick = setTimeout(hide, 10);
			disable.click();
		}
		else document.getElementsByClassName('Image+')[frameN].parentElement.parentElement.scrollIntoView();
	}

	function hide2() {
		if (document.getElementsByClassName('collapseWebm').length) {
			disable2 = document.getElementsByClassName('collapseWebm')[0].children[0];
			disable2.onclick = hide2;
			disable2.click();
		}
		else document.getElementsByClassName('Image+')[frameN].parentElement.parentElement.scrollIntoView();
	}

	function change(a) {
		i1 = document.getElementsByClassName('file');
		if (a) {
			bg.style.display = "block";
			larw.style.display = "block";
			rarw.style.display = "block";
			li.style.display = "block";
			ri.style.display = "block";
			for (fi; fi < i1.length; fi++) {
				if (i1[fi].getElementsByClassName('expanded-thumb').length) {
					cln = i1[fi].getElementsByClassName('expanded-thumb')[0].cloneNode(true);
				} else if (webm && i1[fi].getElementsByClassName('expandedWebm').length) {
					cln = i1[fi].getElementsByClassName('expandedWebm')[0].cloneNode(true);
				} else cln = null;
				if (cln) {
					i1[fi].className += " Image+";
					links[ai] = i1[fi].parentElement.id;
					titles[ai] = i1[fi].children[0].children[0].getAttribute("title");
					if (titles[ai]) {
						titles[ai] = "[ " + i1[fi].children[0].innerText.split(", ")[1].split(")")[0] + " ][ " + titles[ai] + " ]";
					} else {
						t2 = i1[fi].children[0].innerText;
						titles[ai] = "[ " + t2.split(", ")[1].split(")")[0] + " ][ " + t2.split("File: ")[1].split(" (")[0] + " ]";
					}
					cln.style.cssText = "position:fixed;max-height:calc(100% - 40px);max-width:calc(100% - 60px);margin:auto;top:0;bottom:0;left:0;right:0;display:none;z-index:10000;";
					cln.className = "frameImage";
					cln.onclick = function () {
						next(1);
					};
					document.body.appendChild(cln);
					ai++;
				}
			}
			for (i = 0; i < i1.length; i++) {
				i1[i].style.display = "none";
			}
			next(2);
		} else {
			frame = document.getElementsByClassName('frameImage');
			for (i = 0; i < frame.length; i++) {
				frame[i].style.display = "none";
			}
			for (i = 0; i < i1.length; i++) {
				i1[i].style.display = "block";
			}
			hide();
			hide2();
			bg.style.display = "none";
			larw.style.display = "none";
			rarw.style.display = "none";
			li.style.display = "none";
			ri.style.display = "none";
		}
	}

	function info(a) {
		ii.innerText = titles[a];
		i3.innerText = "[ " + links[a].split("p")[1] + " ]";
		i2.innerText = "[ " + (a + 1) + "/" + frame.length + " ]";
	}

	function next(a) {
		if (!tt) {
			frame = document.getElementsByClassName('frameImage');
			if (a == 2) {
				frame[frameN].style.display = "block";
			} else if (a == 1) {
				if (frameN < --frame.length) {
					frame[frameN].style.display = "none";
					frame[++frameN].style.display = "block";
				} else {
					endalert();
				}
			} else {
				if (frameN > 0) {
					frame[frameN].style.display = "none";
					frame[--frameN].style.display = "block";
				}
			}
			info(frameN);
		}
	}

	function trigger() {
		tt = tt ? 0 : 1;
		if (tt) {
			change(0);
		} else {
			pics = document.getElementsByClassName('fileThumb');
			for (i = 0; i < pics.length; i++) {
				pics[i].children[0].click();
			}
			change(1);
		}
	}

	bg = document.createElement("div");
	bg.id = "Images+";
	bg.style.cssText = "background: rgba(0, 0, 0, .85);position:fixed;top:0;left:0;z-index:9999;width:100%;height:100%;display:none";
	bg.onclick = trigger;
	document.body.appendChild(bg);

	//extra buttons
	larw = document.createElement("div");
	rarw = document.createElement("div");
	var arw = "cursor:pointer;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 () {
		next(0);
	};
	rarw.onclick = function () {
		next(1);
	};
	document.body.appendChild(larw);
	document.body.appendChild(rarw);
	li = document.createElement("div");
	ri = document.createElement("div");
	var iv = "cursor:pointer;position:fixed;bottom:0;z-index:10000;margin:0;display:none;";
	li.style.cssText = iv + "left:0";
	ri.style.cssText = iv + "right:0";
	ii = document.createElement("a");
	ii.onclick = function () {
		for (i = 0; i < frame.length; i++) {
			frame[i].style.display = "none";
		}
		frameN = 0;
		next(2);
	};
	i3 = document.createElement("a");
	i3.onmouseover = function () {
		bb = document.getElementsByClassName('Image+')[frameN].parentElement.parentElement;
		bb.style.backgroundColor = pColor;
		bb.style.cssText += ";position:fixed;z-index:10001;left:50%;top:50%;transform:translate(-50%,-50%);";
	};
	i3.onmouseout = function () {
		bb.style.cssText = "";
	};
	i3.onclick = function () {
		bb.style.cssText = "";
		trigger();
	}
	var it = "color:#bababa !important;text-decoration:none";
	ii.style.cssText = it;
	i3.style.cssText = it;
	i2 = document.createElement("a");
	i2.onclick = function () {
		for (i = 0; i < frame.length; i++) {
			frame[i].style.display = "none";
		}
		frameN = --frame.length;
		next(2);
	};
	dwn = document.createElement("a");
	dwn.innerText = " [⇩]";
	dwn.style.cssText = it;
	i2.style.cssText = it;
	dwn.onclick = function () {
		var link, imgs = document.querySelectorAll(".fileThumb ");
		document.body.innerHTML = "mkdir - p 4curl && cd 4curl && < br / > ";
		for (var i = 0; i < imgs.length; i++) {
			if (imgs[i].getAttribute("href")) {
				link = imgs[i].getAttribute("href").split("//")[1];
				document.body.innerHTML += "curl -O <a download href='" + link + "'>" + link + "</a> && <br />";
			}
		}
		document.body.innerHTML += 'echo "done" <br /><br /> select all and paste into terminal, hit enter, then navigate to folder "4curl"';
	};
	document.body.appendChild(li);
	li.appendChild(ii);
	document.body.appendChild(ri);
	ri.appendChild(i3);
	ri.appendChild(dwn);
	ri.appendChild(i2);
	//end buttons
	document.addEventListener("keydown", function (e) {
		switch (e.which) {
		case 37:
			next(0);
			break;
		case 39:
			next(1);
			break;
		}
	});
});