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增加自动加载和翻页功能
// ==UserScript==
// @name 豆瓣电影列表翻页
// @namespace https://greasyfork.org/zh-CN/scripts/396471-%E8%B1%86%E7%93%A3%E7%94%B5%E5%BD%B1%E5%88%97%E8%A1%A8%E7%BF%BB%E9%A1%B5
// @version 0.11
// @description 增加自动加载和翻页功能
// @author Hugo16
// @match https://movie.douban.com/explore
// @match https://movie.douban.com/tag/*
// @require http://code.jquery.com/jquery-1.7.2.min.js
// @grant GM_addStyle
// @run-at document-end
// ==/UserScript==
(function () {
'use strict';
// 供全局使用的url
let url = { url: "" };
// 获取请求的地址
let open = window.XMLHttpRequest.prototype.open;
window.XMLHttpRequest.prototype.open = function (...args) {
open.apply(this, args);
url.url = args[1];
}
//添加页面按钮
let btn1 = $('<button class="db_btn" >原始模式</button>');
let btn2 = $('<button class="db_btn" >自动加载</button>');
let btn3 = $('<button class="db_btn" >翻页模式</button>');
let btnBox = $('<div class="db_btn_box" ></div>');
btnBox.append(btn1, btn2, btn3);
$('body').append(btnBox);
// 读取设置
let config = null;
let cookieIndex = document.cookie.indexOf('dbMode=')
if (cookieIndex > -1) {
config = document.cookie.slice(cookieIndex + 7, cookieIndex + 8);
switch (config) {
case '0': btn1.css('color', 'yellow'); break;
case '1': btn2.css('color', 'yellow'); autoScroll(); break;
case '2': btn3.css('color', 'yellow'); pageMode(url); break;
}
}
else {
document.cookie = 'dbMode=0';
btn1.css('color', 'yellow');
}
// 原始模式
btn1.on('click', function () {
if (config == 0) return;
document.cookie = 'dbMode=0';
window.location.reload();
});
// 自动加载
btn2.on('click', function () {
if (config == 1) return;
document.cookie = 'dbMode=1';
window.location.reload();
});
// 翻页模式
btn3.on('click', function () {
if (config == 2) return;
document.cookie = 'dbMode=2';
btn3.css('color', 'yellow').siblings().css('color', 'white');
// 清除其他模式
window.onscroll = null;
pageMode(url);
config = 2;
})
})();
function autoScroll() {
window.onscroll = function () {
if ($(document).scrollTop() >= $(document).height() - $(window).height()) {
$('a.more')[0].click();
}
};
}
function pageMode(url) {
let pageStart, pageLimit, pageIndex, pagePre, pageNext, nowIndex, pageGo, indexWrap, pageWrap;
// 分类页面所需参数
let tags, genres, countries, year_range, sort, range;
let waiting = false;
// 计算当前页数
// 区分找电影和分类两个网址
if (window.location.href.indexOf('explore') >= 0) {
pageStart = window.location.hash.match(/page_start=\d+/)[0].split('=')[1];
pageLimit = window.location.hash.match(/page_limit=\d+/)[0].split('=')[1];
pageIndex = pageStart / pageLimit + 1;
}
else {
pageStart = 0;
pageIndex = 1;
$(".article .tags").on("click", function () {
window.location.reload();
})
}
// 添加按键
pagePre = $('<button class="db_btn_page" >上一页</button>');
pageNext = $('<button class="db_btn_page" >下一页</button>');
nowIndex = $('<input class="db_input" disabled value=' + pageIndex + ' />');
pageGo = $('<button class="db_btn_go" >跳转</button>');
indexWrap = $('<div></div>');
indexWrap.append(nowIndex, pageGo);
pageWrap = $('<div class="db_page_wrap"></div>');
pageWrap.append(pagePre, indexWrap, pageNext)
function appendEle() {
if ($('a.more').length > 0) {
$($('a.more')[0]).after(pageWrap);
$($('a.more')[0]).remove();
}
else {
setTimeout(() => {
appendEle();
}, 50);
}
}
appendEle();
// 输入框移入可以输入
indexWrap.on('mouseover', function () {
nowIndex.removeAttr('disabled');
})
indexWrap.on('mouseout', function () {
nowIndex.attr('disabled', 'disabled');
})
// 输入框只能输入数字
$(nowIndex[0]).on('input', function () {
this.value = this.value.match(/^\d+/);
});
// 跳转按钮
pageGo.on('click', function () {
if (waiting) return;
getDataByPageIndex(nowIndex[0].value, pageLimit, url);
})
// 上一页按钮
pagePre.on('click', function () {
if (waiting) return;
nowIndex[0].value = nowIndex[0].value <= 1 ? 1 : nowIndex[0].value * 1 - 1;
getDataByPageIndex(nowIndex[0].value, pageLimit, url);
})
// 下一页按钮
pageNext.on('click', function () {
if (waiting) return;
nowIndex[0].value = nowIndex[0].value * 1 + 1;
getDataByPageIndex(nowIndex[0].value, pageLimit, url);
})
// 重新选择分类时还原索引
$('div.sort').on('click', function () {
nowIndex[0].value = 1;
});
$('div.tags').on('click', function () {
nowIndex[0].value = 1;
});
$('div.tag-nav').on('click', function () {
nowIndex[0].value = 1;
})
}
function getDataByPageIndex(index, limit, url) {
// 禁止按钮再次点击
waiting = true;
if (index <= 0) index = 1;
// 整理网址并且获取数据
// 区分找电影和分类两个网址
if (window.location.href.indexOf('explore') >= 0) {
let replaceStr = window.location.hash.match(/page_start=\d+/)[0];
url.url = window.location.href.replace(replaceStr, 'page_start=' + (index - 1) * limit).replace('/explore#!', '/j/search_subjects?');
}
else {
if (url.url) {
url.url = url.url.replace(/start=\d+/, 'start=' + ((index - 1) * 20 + 1));
}
else {
url.url = 'https://movie.douban.com/j/new_search_subjects?start=0&' + window.location.href.split('?')[1];
}
}
let res = $.ajax({ url: url.url, async: false });
let data;
if (window.location.href.indexOf('explore') >= 0) {
data = JSON.parse(res.responseText).subjects;
}
else {
data = JSON.parse(res.responseText).data;
}
// 清空容器并填充新的数据
if (window.location.href.indexOf('explore') >= 0) {
$('div.list-wp div.list').empty();
} else {
$('div.article div.list-wp').empty();
}
for (let i = 0; i < data.length; i++) {
if (window.location.href.indexOf('explore') >= 0) {
let newItem = $('<a class="item" target="_blank" href="' + data[i].url
+ '?tag=热门&from=gaia"><div class="cover-wp" data-isnew="' + data[i]['is_new']
+ '" data-id="' + data[i].id
+ '"><img src="' + data[i].cover
+ '" alt="' + data[i].title
+ '" data-x="' + data[i]['cover_x']
+ '" data-y="' + data[i]['cover_y']
+ '"></div><p>'
+ data[i].title
+ '<strong>' + data[i].rate
+ '</strong></p></a>');
$('div.list-wp div.list').append(newItem);
} else {
let newItem = $('<a class="db_class_a" target="_blank" href="' + data[i].url
+ '?tag=热门&from=gaia"><div style="background-size: 100%;height: 161px;overflow: hidden;position: relative;" data-isnew="' + data[i]['is_new']
+ '" data-id="' + data[i].id
+ '"><span style="display: inline-block;"><img style="width: 115px;" src="' + data[i].cover
+ '" alt="' + data[i].title
+ '" data-x="' + data[i]['cover_x']
+ '" data-y="' + data[i]['cover_y']
+ '"></span></div><p style="overflow: hidden;color: #333;line-height: 18px;padding-right: 15px;margin: 8px 0 20px;">'
+ '<span style="margin-right: 5px;">' + data[i].title
+ '</span><span style="color: #ffac2d;">' + data[i].rate
+ '</span></p></a>');
$('div.article div.list-wp').append(newItem);
}
}
// 滚动到顶部
$("html,body").animate({
scrollTop: 0
}, 500);
// 可以再次点击
waiting = false;
}
GM_addStyle(".db_btn{padding:10px 10px 10px 0;color:white;border:none;background-color: #4b8ccb;cursor: pointer;}"
+ ".db_btn:nth-child(2){margin:1px 0}"
+ ".db_btn_box{z-index:999;position:fixed;left:-80px;top:50%;display:flex;flex-direction:column;width: 90px;border-radius: 0 5px 5px 0;overflow: hidden;transition: left 0.3s;background-color:white;}"
+ ".db_btn_box:hover{left:0;}"
+ ".db_page_wrap{display:flex;justify-content: space-between;}"
+ ".db_btn_page{background:#f7f7f7;color:#37a;padding:5px;border:none;width:30%;cursor:pointer}"
+ ".db_btn_page:hover{background:#eee;}"
+ ".db_btn_go{background:#f7f7f7;color:#37a;padding:5px;border:none;cursor:pointer}"
+ ".db_btn_go:hover{background:#eee;}"
+ ".db_input{width:50px;text-align:center}"
+ ".db_class_a{display: inline-block;vertical-align: top;font-size: 13px;text-align: left;padding: 0;width: 140px;}"
+ ".db_class_a:hover{background:#FFF !important}")