4chan Gallery

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

目前為 2014-12-13 提交的版本,檢視 最新版本

您需要先安裝使用者腳本管理器擴展,如 TampermonkeyGreasemonkeyViolentmonkey 之後才能安裝該腳本。

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

您需要先安裝使用者腳本管理器擴充功能,如 TampermonkeyViolentmonkey 後才能安裝該腳本。

您需要先安裝使用者腳本管理器擴充功能,如 TampermonkeyUserscripts 後才能安裝該腳本。

你需要先安裝一款使用者腳本管理器擴展,比如 Tampermonkey,才能安裝此腳本

您需要先安裝使用者腳本管理器擴充功能後才能安裝該腳本。

(我已經安裝了使用者腳本管理器,讓我安裝!)

你需要先安裝一款使用者樣式管理器擴展,比如 Stylus,才能安裝此樣式

你需要先安裝一款使用者樣式管理器擴展,比如 Stylus,才能安裝此樣式

你需要先安裝一款使用者樣式管理器擴展,比如 Stylus,才能安裝此樣式

你需要先安裝一款使用者樣式管理器擴展後才能安裝此樣式

你需要先安裝一款使用者樣式管理器擴展後才能安裝此樣式

你需要先安裝一款使用者樣式管理器擴展後才能安裝此樣式

(我已經安裝了使用者樣式管理器,讓我安裝!)

// ==UserScript==
// @name          4chan Gallery
// @version       2.0.6
// @description   Adds board title, catalog, gallery, and style to the top bar.
// @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 (a = 0; a < themes.length; a++) {
			if (themes[a] == cur) {
				return a;
			}
		}
	}

	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 = function () {
		cstyle();
	};
	low[1].onclick = function () {
		cstyle();
	};

	document.getElementById("togglePostFormLink").insertAdjacentHTML("beforebegin", "<br>");

	if (path[2] == "thread") {
		document.getElementById("postForm").style.display = "none";
		document.getElementById("togglePostFormLink").style.display = "none";

		xc("beforeend", "[<a class=gl href=javascript:void(0)>Gallery</a>] ");
		var s = document.getElementsByClassName("gl");
		s[0].onclick = function () {
			trigger();
		};
		s[1].onclick = function () {
			trigger();
		};
		s[2].onclick = function () {
			trigger();
		};
		s[3].onclick = function () {
			trigger();
		};
		var newp = "<div id='newp' class='post reply' style='transform:rotate(-90deg);-webkit-transform:rotate(-90deg);-moz-transform:rotate(-90deg);-ms-transform:rotate(-90deg);transform-origin:top;-webkit-transform-origin:top;-moz-transform-origin:top;-ms-transform-origin:top;right:-7px;position:fixed;cursor:pointer;border:solid 1px'>&nbsp&nbspReply&nbsp&nbsp</div>";

		document.getElementById("delform").insertAdjacentHTML("afterend", newp);
		var newpid = document.getElementById("newp");
		var foot = document.getElementById('boardNavDesktopFoot');

		function npLocation() {
			if (foot.offsetTop > window.innerHeight) {
				newpid.style.top = "";
				newpid.style.bottom = "50px";
			}
			else {
				newpid.style.top = (foot.offsetTop - 50) + "px";
			}
		}
		npLocation();
		setInterval(function () {
			npLocation();
		}, 5000);
		newpid.onmouseover = function () {
			location.href = "javascript:QR.show(" + path[3] + ")";
		};

	}
	else {
		document.getElementById("togglePostFormLink").insertAdjacentHTML("afterend", "<br>");
	}

	// 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) {
			bg.style.display = "block";
			img.style.display = "block";
			ii.style.display = "block";
			i2.style.display = "block";
			larw.style.display = "block";
			rarw.style.display = "block";
			first ? null : ii.innerText = "[ Loading... ]";
			find();
			loader();
		} else {
			endalert();
		}
	}

	function find() {
		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);
				}
			}
		img.src = results[a];
		atitle = title[a] ? title[a] : img.src;
		i2.innerText = "[ " + (a + 1) + "/" + results.length + " ]";
		return results;
	}

	function aii() {
		ii.innerText = "[ " + img.naturalWidth + "x" + img.naturalHeight + " ][ " + atitle + " ]";
	}

	function endalert() {
		if (bg.style.display == "block") {
			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,
		first = false,
		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) {
				ii.innerText = "[ Loading... ]";
				a++;
				find();
			} else {
				endalert();
			}
		};
	img.onload = function () {
			first = true;
			aii();
		};
	document.body.appendChild(img);

	function loader() {
			var timg = new Image();
			timg.src = find()[h];
			timg.onload = function () {
				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 () {
			ii.innerText = "[ Loading... ]";
			a = 0;
			find();
		};
	i2.onclick = function () {
			ii.innerText = "[ Loading... ]";
			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) {
				ii.innerText = "[ Loading... ]";
				a--;
				find();
			}
		};
	rarw.onclick = function () {
			if (a < --find().length) {
				ii.innerText = "[ Loading... ]";
				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") {
					ii.innerText = "[ Loading... ]";
					a--;
					find();
				}
				break;
			case 39:
				if (a < --find().length && bg.style.display != "none") {
					ii.innerText = "[ Loading... ]";
					a++;
					find();
				} else {
					endalert();
				}
				break;
			}
		});
});