为各个小说站增加小说阅读器，遇到支持的小说站后会自动转码成为通用的阅读器样式方便使用，并为小说站扩展语音阅读功能（需要浏览器支持，推荐最新版Firefox浏览器）
目前為
// ==UserScript==
// @name 简单小说阅读器
// @version 0.2.0
// @description 为各个小说站增加小说阅读器，遇到支持的小说站后会自动转码成为通用的阅读器样式方便使用，并为小说站扩展语音阅读功能（需要浏览器支持，推荐最新版Firefox浏览器）
// @author pppploi8
// @match https://*/*
// @match http://*/*
// @grant none
// @namespace https://gf.qytechs.cn/users/240492
// ==/UserScript==
(function() {
var $ = function(selector){
return document.querySelector(selector);
}
var rules = {'www.shencou.com': {path: '/read/.*\.html', func: function(){
if (location.pathname.endsWith('/index.html')) return null; // 目录页，不解析
var title = $('h1').innerText;
$('h1').style.display = 'none';
var content = $('#content').innerText;
$('h1').style.display = 'block'; // 恢复原网页
return {
title: title,
content: content,
pageup: $('img[src="http://www.shencou.com/logo/h.gif"]').parentNode.href,
pageindex: location.href.substring(0, location.href.lastIndexOf('/') + 1),
pagedown: $('img[src="http://www.shencou.com/logo/x.gif"]').parentNode.href
};
}},'www.booktxt.`net': {path: '.*\.html', func: function(){
return {
title: $('h1').innerText,
content: $('#content').innerText,
pageup: jQuery('.bottem1 a').eq(1).attr('href'),
pageindex: location.href.substring(0, location.href.lastIndexOf('/') + 1),
pagedown: jQuery('.bottem1 a').eq(3).attr('href')
};
}}};// 解析规则列表
// 通用解析模板
var commonParse = {
title: [
function(){ return $('.title').innerText; },
function(){ return $('#nr_title').innerText; },
function(){ return $('h1').innerText; }
],
content: [
function(){ return $('#chaptercontent').innerText; },
function(){ return $('#content').innerText; },
function(){ return $('#nr').innerText; }
],
pageup: [
function(){ return $('#pt_prev').href; }, function(){ return $('#pb_prev').href; }
],
pagedown: [
function(){ return $('#pt_next').href; }, function(){ return $('#pb_next').href; }
],
pageindex: [
function(){ return $('#pt_mulu').href; }, function(){ return $('#pb_mulu').href; }
]
};
var host = location.hostname;
var path = location.pathname;
var rule = rules[host];
var fontsize = parseInt(localStorage["_er_fontsize"]||0);
var autoplay = false;
if (localStorage['_er-autoplay'] === 'true'){
autoplay = true;
}
delete localStorage['_er-autoplay'];
if (rule && new RegExp(rule.path).test(path)){
var htmlContent = rule.func();
if (htmlContent){
createReader(htmlContent);
}
}else{
// 通过调用通用模板尝试是否能够成功匹配到小说内容
var content = {};
for (var key in commonParse){
var list = commonParse[key];
for (var i=0;i<list.length;i++){
try{
var val = list[i]();
if (val){
content[key] = val;
break;
}
}catch(e){}
}
}
if (checkBookContent(content)){
createReader(content);
}
}
function checkBookContent(content){
return content &&
content.title &&
content.content &&
content.pageup &&
content.pageindex &&
content.pagedown;
}
// 创建阅读器
function createReader(content){
addClassAndDom();
if (window.SpeechSynthesisUtterance){
$('#_er-tts').style.display = 'block';
}
$('._er-title').innerText = content.title;
var contentArr = content.content.split('\n');
var contentHtml = '';
for(var i=0;i<contentArr.length;i++){
var line = contentArr[i];
if (line){
contentHtml += '<span>' + line + '</span>';
}
contentHtml += '<br>';
}
$('._er-content').innerHTML = contentHtml;
var spanNodes = document.querySelectorAll('._er-content span');
for(var i=0;i<spanNodes.length;i++){
spanNodes[i].onclick = function(){
for(var j=0;j<spanNodes.length;j++){
spanNodes[j].classList.remove('_er-current');
}
this.classList.add('_er-current');
}
}
// 挂接键盘事件，实现键盘上下左右切换阅读功能
$('body').onkeydown = function(e){
switch(e.keyCode){
case 38: // up
toPrevReadPos();
updateReadPos();
break;
case 40: // down
toNextReadPos();
updateReadPos();
break;
case 37: // left
$('._er').scrollTop = $('._er').scrollTop - (document.documentElement.clientHeight - 24)
break;
case 39: // right
$('._er').scrollTop = $('._er').scrollTop + (document.documentElement.clientHeight - 24);
break;
default:
return true;
}
return false;
};
$('._er-content').onclick = function(e){ // 适用于墨水屏的左右点击无动画翻页
var x = e.pageX;
var width = document.documentElement.clientWidth;
if (x <= width*0.1){ // 前翻一页
$('._er').scrollTop = $('._er').scrollTop - (document.documentElement.clientHeight - 24)
}else if(x >= width*0.9){ // 后翻一页
$('._er').scrollTop = $('._er').scrollTop + (document.documentElement.clientHeight - 24);
}
}
$('#_er-pageindex').onclick = function(){
location.href = content.pageindex;
};
$('#_er-pageup').onclick = function(){
location.href = content.pageup;
};
$('#_er-pagedown').onclick = function(){
location.href = content.pagedown;
};
$('#_er-pagedown').dataset['nexturl'] = content.pagedown;
setFontSize();
// 按钮事件处理
$('#_er-close').onclick = removeDom;
$('#_er-font-plus').onclick = function(){
fontsize += 2;
setFontSize();
};
$('#_er-font-minus').onclick = function(){
fontsize -= 2;
setFontSize();
};
$('#_er-tts').onclick = function(){
if (this.dataset['pause'] === 'true'){
// 开始播放
this.innerText = '停止';
this.dataset['pause'] = 'false';
playNextText();
}else{
this.innerText = '听书';
this.dataset['pause'] = 'true';
}
};
if (autoplay){
$('#_er-tts').innerText = '停止';
$('#_er-tts').dataset['pause'] = 'false';
playNextText();
}else{
$('#_er-tts').dataset['pause'] = 'true';
}
}
// 听书功能
function playNextText(){
updateReadPos();
var current = $('._er-current');
var playText = '';
if (current){
playText = current.innerText;
}else{
playText = $('._er-title').innerText;
}
if (playText){
var utterThis = new SpeechSynthesisUtterance();
utterThis.text = playText;
utterThis.onerror = function(){
$('#_er-tts').dataset['pause'] = 'true';
alert("TTS语音转换文字出现异常，听书已停止运行！");
};
utterThis.onend = function(){
toNextReadPos();
if (!$('._er-current')){
localStorage['_er-autoplay'] = 'true';
location.href = $('#_er-pagedown').dataset['nexturl'];
return;
}
if ($('#_er-tts').dataset['pause'] === 'false'){
playNextText();
}
};
speechSynthesis.speak(utterThis);
}else{
toNextReadPos();
playNextText();
}
}
function toNextReadPos(){
var current = $('._er-current');
var nextSpan = null;
if (current){
nextSpan = current.nextElementSibling;
while(nextSpan && nextSpan.nodeName !== 'SPAN'){
nextSpan = nextSpan.nextElementSibling;
}
}else{
nextSpan = $('._er-content span');
}
if (current) current.classList.remove('_er-current');
if (nextSpan) nextSpan.classList.add('_er-current');
}
function toPrevReadPos(){
var current = $('._er-current');
var prevSpan = null;
if (current){
prevSpan = current.previousElementSibling;
while(prevSpan && prevSpan.nodeName !== 'SPAN'){
prevSpan = prevSpan.previousElementSibling;
}
}
if (current) current.classList.remove('_er-current');
if (prevSpan) prevSpan.classList.add('_er-current');
}
function updateReadPos(){
if ($('._er-current'))
$('._er').scrollTop = $('._er-current').offsetTop - (document.documentElement.clientHeight / 2);
}
function setFontSize(){
localStorage["_er_fontsize"] = fontsize;
$('._er-title').style.fontSize = (20+fontsize) + 'px';
$('._er-content').style.fontSize = (14+fontsize) + 'px';
}
var oldOverflow = '';
var oldOnKeyDown = $('body').onkeydown;
function removeDom(){
$('._er').remove();
$('body').style.overflow = oldOverflow;
$('body').onkeydown = oldOnKeyDown;
}
function addClassAndDom(){
oldOverflow = $('body').style.overflow;
$('body').style.overflow = 'hidden';
$('body').innerHTML +=
'<style>' +
'._er{' +
' position: fixed;' +
' left: 0;' +
' right: 0;' +
' top: 0;' +
' bottom: 0;' +
' overflow: auto;' +
' background-color: white;' +
' z-index: 201901272211;' +
'}' +
'._er-title{' +
' text-align: center;' +
' font-size: 20px;' +
' font-weight: 900;' +
' padding: 10px 10%;' +
' color: black;' +
'}' +
'._er-content{' +
' padding: 10px 10%;' +
' font-size: 14px;' +
' color: black;' +
'}' +
'._er-tools{' +
' margin-top: 10px;' +
' margin-bottom: 10px;' +
' text-align: center;' +
'}' +
'._er-tools button{' +
' cursor: pointer;' +
' color: green;' +
' border: 1px solid black;' +
' padding: 5px;' +
' border-radius: 10px;' +
'}' +
'._er-tts button{' +
' width: 50px;' +
' height: 50px;' +
' position: fixed;' +
' right: 15px;' +
' bottom: 15px;' +
' z-index: 201901272212;' +
' color: green;' +
' border: 1px solid black;' +
' opacity: 0.5;' +
' cursor: pointer;' +
' border-radius: 25px;' +
' display: none;' +
'}' +
'._er-current{' +
' background-color: yellow;' +
'}' +
'</style>';
$('body').innerHTML +=
'<div class="_er">' +
' <div class="_er-tts">' +
' <button type="button" id="_er-tts">听书</button>' +
' </div>' +
' <div class="_er-tools">' +
' <button type="button" id="_er-pageindex">目录</button>' +
' <button type="button" id="_er-font-plus">字体+</button>' +
' <button type="button" id="_er-font-minus">字体-</button>' +
' <button type="button" id="_er-close">返回原网页</button>' +
' </div>' +
' <div class="_er-title"></div>' +
' <div class="_er-content">' +
' </div>' +
' <div class="_er-tools">' +
' <button type="button" id="_er-pageup">上一页</button>' +
' <button type="button" id="_er-pagedown">下一页</button>' +
' </div>' +
'</div>';
$('head').innerHTML += '<meta name="viewport" content="width=device-width, initial-scale=1" />';
}
})();
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