// ==UserScript==// @name           HotKey Next Page// @namespace      hzhbest// @author         hzhbest// @version        1.5// @description    按左右键快速翻页，也可点击浮动按钮快速翻页// @include        http://*// @include        https://*// @license        MIT// @run-at         document-end// @grant          unsafeWindow// ==/UserScript==// original author : [email protected] (https://userscripts-mirror.org/scripts/show/87895)// mod by hzhbest  : add hilite and float buttonsconst Strs = {next: ["下一页","下壹頁","下页","下一页 »","下一页 &gt;","下一节","下一章","下一篇","后一章","后一篇","后页>","»",">","next","next page","Next →","old","older","earlier","下頁","下一頁","后一页","后一頁","翻下页","翻下頁","后页","后頁","下翻","下一个","下一张","下一幅",],last: ["上一页","上壹頁","上页","« 上一页","&lt; 上一页","上一节","上一章","上一篇","前一章","前一篇","<前页","«","<","previous","prev","previous page","← Previous","new","newer","later","上頁","上一頁","前一页","前一頁","翻上页","翻上頁","前页","前頁","上翻","上一个","上一张","上一幅",]}const GeneralXpaths = [["//a[(normalize-space(text())='", "')]"],["//a[@class='", "']"],["//a[@id='", "']"],["//a[starts-with(@class,'", " ')]"],["//a[starts-with(@id,'", " ')]"],["//input[@type='button' and @value='", "']"],];//编辑下面的数组来自定义规则const SpecialXpaths = [{urls: ["http://www.google.com"],    //匹配的urllast: "//a[@id='pnprev']",    //上一页节点的xpathnext: "//a[@id='pnnext']",    //下一页节点的xpath},{urls: ["bilibili.com"],last: '//li[@class="be-pager-prev"]',next: '//li[@class="be-pager-next"]',},{urls: ["taobao.com"],last: '//button[contains(@aria-label,"上一页")]',next: '//button[contains(@aria-label,"下一页")]',},{urls: ["###.cn"],last: '//button[@class="btn-prev"]',next: '//button[@class="btn-next"]',},/*{urls: ["anime1.me"],last: '//a[@id="table-list_previous"]',next: '//a[@id="table-list_next"]',},{urls: ["e-hentai.org"],last: '//a[@id="dprev"]',next: '//a[@id="dnext"]',},*/];const LastKEY = [37,     // 左方向键65      // 字母键A];const NextKEY = [39,     // 右方向键68      // 字母键D];const css = `.__hkbtn {outline: 3px solid #bb1a6a; font-size: larger;}.__hkbse {position: fixed; z-index: 1000; right: 2em; bottom: 5em; background: #fff9;}.__hkbse>div:first-of-type {display: none;}.__hkbse:hover>div:first-of-type {display: inline-block;}.__hkfbtn {width: 4em; height: 3em; display: inline-block; border: 2px solid #8a8a8a8a;cursor: pointer; text-align: center; font-size: 1.5em; line-height: 3em; opacity: 0.7;}.__hkfbtn.disabled {opacity: 0.3;}.__hkfbtn:hover {opacity: 1; background: #fbcf84dd;}`;addCSS(css, 'hknp_css');var lnode,rnode,bnode,href;setTimeout(init, 2000);function init(){lnode = getNode('last');rnode = getNode('next');if (!!lnode || !!rnode) {if (!!bnode) bnode.parentNode.removeChild(bnode);bnode = creaElemIn('div', document.body);bnode.className = '__hkbse';var lbutton = creaElemIn('div', bnode);var rbutton = creaElemIn('div', bnode);lbutton.className = rbutton.className = '__hkfbtn disabled';lbutton.innerHTML = "＜";rbutton.innerHTML = "＞";bnode.addEventListener('mouseover', ()=>{// console.log("href?",href == document.location.href);if(href !== document.location.href) init();},false);if (!!lnode && lnode.offsetHeight !== 0) {lnode.classList.add('__hkbtn') ;lbutton.classList.remove('disabled');if (lnode.textContent.length > 0) lbutton.innerHTML = lnode.textContent.substring(0,3);lbutton.title = lnode.textContent + ((!!lnode.href)? '\n' + lnode.href : '');lbutton.addEventListener('click', ()=>{click(lnode);setTimeout(init, 1000);}, false);}if (!!rnode && rnode.offsetHeight !== 0) {rnode.classList.add('__hkbtn') ;rbutton.classList.remove('disabled');if (rnode.textContent.length > 0) rbutton.innerHTML = rnode.textContent.substring(0,3);rbutton.title = rnode.textContent + ((!!rnode.href)? '\n' + rnode.href : '');rbutton.addEventListener('click', ()=>{click(rnode);setTimeout(init, 1000);}, false);}}href = document.location.href;}function creaElemIn(tagname, destin) {let theElem = destin.appendChild(document.createElement(tagname));return theElem;}function addCSS(css, cssid) {let stylenode = creaElemIn('style',document.getElementsByTagName('head')[0]);stylenode.textContent = css;stylenode.type = 'text/css';stylenode.id = cssid || '';}function checkKey(e) {if (e.ctrlKey || e.shiftKey || e.altKey || e.metaKey) return;if (checkTextArea(e.target)) return;//console.log("hknp_keydown:",e.keyCode);if (LastKEY.includes(e.keyCode) && !!lnode) {click(lnode);setTimeout(init, 1000);}if (NextKEY.includes(e.keyCode) && !!rnode) {click(rnode);setTimeout(init, 1000);}}function checkTextArea(node) {var name = node.localName.toLowerCase();if (name == "textarea" || name == "input" || name == "select") {return true;}if (name == "div" && (node.id.toLowerCase().indexOf("textarea") != -1 || node.contentEditable !== false)) {return true;}return false;}function click(node) {if (node.onclick) node.onclick();if (href !== document.location.href) return;if (node.click) node.click();if (href !== document.location.href) return;if (node.href) location.href = node.href;}function xpath(query) {return unsafeWindow.document.evaluate(query,document,null,XPathR###lt.UNORDERED_NODE_SNAPSHOT_TYPE,null);}function getNode(lnstr) {var node = getNodeByGeneralXpath(lnstr);// console.log("n1",lnstr,node);if (!node) node = getNodeBySpecialXpath(lnstr);// console.log("n2",lnstr,node);return node;}function getNodeByGeneralXpath(lnstr) { // lnstr 只支持输入 【last】 或者 【next】var strs;strs = Strs[lnstr];var x = GeneralXpaths;for (var i in x) {for (var j in strs) {var query = x[i][0] + strs[j] + x[i][1];var nodes = xpath(query);if (nodes.snapshotLength > 0) return nodes.snapshotItem(0);}}return null;}function getNodeBySpecialXpath(lnstr) {   // lnstr 只支持输入 【last】 或者 【next】var s = SpecialXpaths;for (var i in s) {if (checkXpathUrl(s[i].urls)) {return xpath(s[i][lnstr]).snapshotItem(0);}}return null;}function checkXpathUrl(urls) {for (var i in urls) if (location.href.indexOf(urls[i]) >= 0) return true;return false;}if (top.location != self.location) return;unsafeWindow.document.addEventListener("keydown", checkKey, false);