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icson.zhougmail.com / 网易阅读打印

// ==UserScript==
// @name        网易阅读打印
// @namespace   163
// @include     http://yuedu.163.com/book_reader/*
// @version     1
// @grant       none
// ==/UserScript==

//循环次数
window.loop = 0;
//打印内容
window.el = '';
//文档长度
window.le = 0;
//延迟时间，请根据网速和机器情况测试后选择一个合适的值,秒
window.delay = 1000;

window.start = function() {
	var delay = prompt("请确保在页面内容已加载完成后继续\n翻页时间,确保翻页加载可在该时间内完成,单位ms", 1000);
	console.log(delay);
	if (isNaN(delay) || delay <= 0) {
		alert("输入无效，退出");
		return false;
	} else {
		window.delay = delay;
	}
	var page = prompt("请输入你要打印的页数，0为全部", 0);
	if (page == 0) {
		begin();
	} else if (!isNaN(page)) {
		beginParam(page);
	} else {
		alert("输入无效，退出");
		return false;
	}
}

//打印
window.printContent = function(z) {
	//移除文件头
	document.getElementsByTagName('head')[0].innerHTML = "<style>p {font-size: 18px;text-align: justify;line-height:40px;margin:0 10px 0 10px;text-indent:30px;} </style>";
	document.body.innerHTML = z;
	window.print();
}


//取页面内容
window.getEl = function() {
	if (window.loop <= 1) {
		setTimeout(printContent(el), delay);
	} else {
		document.getElementsByClassName("next-turn J_NextTurn")[0].click();
		//检测页面是否有已到最后一页的提示
		if (document.getElementsByClassName("popo-private popo-black").length != 0) {
			setTimeout(printContent(el), delay);
		} else {
			setTimeout(getDoc, delay);
			window.loop = window.loop - 1;
		}
	}
}


//网易会一次性取好几页内容，因此判断一下长度是否变化来决定是否进入了下一页
window.getDoc = function() {
	tmpEl = document.getElementsByClassName("ne-content J_NEContent")[0].innerHTML;
	if (tmpEl.length != le) {
		el = el + '<div>' + tmpEl + '</div>';
		le = tmpEl.length;
	}
	setTimeout(getEl, delay);
}


//启动入口
window.begin = function() {
	window.loop = 9999;
	getDoc();
}

window.beginParam = function(x) {
	window.loop = x;
	getDoc();
}

setTimeout(start, 5000);