// ==UserScript==
// @name         豆瓣小组功能增强
// @version      0.2.1.0
// @license      MIT
// @namespace    https://tcatche.github.io/
// @description  豆瓣小组展示功能增强：高亮包含指定关键字的帖子；隐藏包含指定关键字的帖子；去除标题省略号，展示全部文本；新标签页打开帖子;展示是否是楼主的标识;展示楼层号；淡化已读帖子标题；增加帖子内内容跳转; 去广告功能
// @author       tcatche
// @match        https://www.douban.com/group/*
// @homepageURL  https://github.com/tcatche/douban-group-enhance
// @supportURL   https://github.com/tcatche/douban-group-enhance/issues
// @grant        none
// ==/UserScript==
(function() {
const utils = {
// save user config
saveConfig: config => {
const configString = JSON.stringify(config);
localStorage.setItem('douban_group_enhance_config', configString);
},
// load user config
getConfig: () => {
const configString = localStorage.getItem('douban_group_enhance_config');
const oldConfigString = localStorage.getItem('douban_group_filter_config');
try {
const config = JSON.parse(configString || oldConfigString);
return config;
} catch (e) {
return {};
}
},
bindedEles: [],
bindClick: function(selector, callback) {
this.bindedEles.push(selector);
$(selector).click(callback);
},
unbindClick: (selector) => {
$(selector).unbind();
},
unbindAllClick: function() {
this.bindedEles.forEach(selector => {
$(selector).click(callback);
})
}
}
const createEnhancer = () => {
// run user filters
const runFilter = (config, self) => {
const title = self.attr('title') || '';
const isInInclude = title => (config.include || []).find(keyword => title.indexOf(keyword) >= 0);
const isInDeclude = title => (config.declude || []).find(keyword => title.indexOf(keyword) >= 0);
const isTitleInInclude = isInInclude(title);
const isTitleInDeclude = isInDeclude(title);
if (isTitleInInclude && !isTitleInDeclude) {
self.addClass('douban_group_enhance_highlight');
}
if (isInDeclude(title)) {
self.parents('tr').hide();
}
}
// open in new tab
const runOpenInNewTab = (config, self) => {
if (config.openInNewTab) {
self.attr('target', '_blank');
}
}
// show full title without cliped!
const runShowFullTitle = (config, self) => {
if (config.showFullTitle) {
const title = self.attr('title') || self.text();
self.text(title);
}
}
// run fade visited topic
const runFadeVisitedTitle = config => {
if (config.fadeVisited) {
if ($('#fadeVisitedStyle').length === 0) {
$('body').append(`
<style id="fadeVisitedStyle" class="douban_group_added">
.topics .td-subject a:visited,
.title a:visited {
color: #ddd
}
.douban_group_enhance_highlight:visited{
color: #ddd;
background: #ccc;
}
</style>
`);
}
} else {
$('#fadeVisitedStyle').remove();
}
}
// show reply number
const runShowReplyNumber = (options, self, index) => {
if (options.config.showReplyNumber) {
const replyHead = self.find('h4')[0];
const isInserted = $(replyHead).find('.douban_group_enhance_replay_number').length > 0;
if (!isInserted) {
const start = +(options.params.start || 0);
const replayNumber = start + 1 + index;
$(replyHead).append(`<span class="douban_group_enhance_replay_tag douban_group_enhance_replay_number douban_group_added">${replayNumber}楼</span>`);
}
} else {
$('.douban_group_enhance_replay_number').remove();
}
}
// show if is topic owner
const runShowOwnerTag = (options, self) => {
if (options.config.showOwnerTag) {
const replyHead = self.find('h4')[0];
const isInserted = $(replyHead).find('.douban_group_enhance_owner_tag').length > 0;
if (!isInserted) {
const replyName = self.find('h4 a').text().trim();
if (replyName === options.topicUser) {
$(replyHead).append('<span class="douban_group_enhance_replay_tag douban_group_enhance_owner_tag douban_group_added">楼主</span>');
}
}
} else {
$('.douban_group_enhance_owner_tag').remove();
}
}
// add jump to top, comments and pager button
const runAddJumptoButton = options => {
if (options.config.jumpTo) {
const isAdded = $('#douban_group_enhance_jump').length > 0;
if (!isAdded) {
$(document.body).append(`
<div id="douban_group_enhance_jump" class="douban_group_enhance_jump douban_group_added">
跳转到:
<span class="douban_group_enhance_jump_target douban_group_enhance_jump_target_title">标题</span>/
<span class="douban_group_enhance_jump_target douban_group_enhance_jump_target_comments">评论</span>/
<span class="douban_group_enhance_jump_target douban_group_enhance_jump_target_end">页尾</span>
</div>
`);
setTimeout(() => {
utils.bindClick('.douban_group_enhance_jump_target_title', e => {
$('h1')[0].scrollIntoView({behavior: 'smooth'});
});
utils.bindClick('.douban_group_enhance_jump_target_comments', e => {
$('.topic-reply ')[0].scrollIntoView({behavior: 'smooth'});
});
utils.bindClick('.douban_group_enhance_jump_target_end', e => {
$('#footer')[0].scrollIntoView({behavior: 'smooth'});
});
}, 0)
}
} else {
$('.douban_group_enhance_jump').remove();
}
}
// run remove google ads
const runRemoveAd = options => {
if (options.config.removeAd) {
setTimeout(function() {
$('[ad-status]').remove()
})
}
}
const runEnhancer = config => {
const isTopicDetailPage = location.pathname.indexOf('/group/topic/') >= 0;
const search = location.search  ? location.search.substr(1) : '';
const params = {};
search.split('&').filter(v => !!v).map(item => {
const items = item.split('=');
if (items.length >= 1) {
params[items[0]] = items[1];
}
});
const global = {
config: config,
params: params,
};
runRemoveAd(global);
if (isTopicDetailPage) {
// 帖子内容
$('#comments li').each(function(index) {
global.topicUser = $('.topic-doc .from > a').text().trim();
const $this = $(this);
runShowReplyNumber(global, $this, index);
runShowOwnerTag(global, $this);
});
runAddJumptoButton(global);
} else {
// 帖子列表
$('.topics .td-subject a, .title a').each(function() {
const $this = $(this);
runFilter(config, $this);
runOpenInNewTab(config, $this);
runShowFullTitle(config, $this);
});
runFadeVisitedTitle(config);
}
}
// init form elements
const initDom = () => {
// init config dom
let configDivHtml = `
<div id="douban_group_enhance_container" class="douban_group_enhance douban_group_added">
<div class="douban_group_enhance_mask"></div>
<div class="douban_group_enhance_inner">
<div class="douban_group_enhance_inner_content">
<h1>小组优化设置</h1>
<h2>通用设置</h2>
<div class="douban_group_enhance_config_block">
<input type="checkbox" id="removeAd" value="1">
勾选则去广告
</div>
<h2>帖子列表页优化</h2>
<div class="douban_group_enhance_config_block">请填入要高亮的关键字，多个关键字用空格隔开：</div>
<textarea placeholder="请填入要高亮的关键字，多个关键字用空格隔开"></textarea>
<br />
<div class="douban_group_enhance_config_block">请填入要排除的关键字，多个关键字用空格隔开：</div>
<textarea placeholder="请填入要排除的关键字，多个关键字用空格隔开 "></textarea>
<div class="douban_group_enhance_config_block">
<input type="checkbox" id="openInNewTab" value="1">
勾选则使用新标签打开帖子
</div>
<div class="douban_group_enhance_config_block">
<input type="checkbox" id="showFullTitle" value="1">
勾选则去除标题省略号，显示完整标题
</div>
<div class="douban_group_enhance_config_block">
<input type="checkbox" id="fadeVisited" value="1">
勾选则淡化已经访问过的帖子标题（无痕/隐私模式下不生效）
</div>
<h2>帖子主题页优化</h2>
<div class="douban_group_enhance_config_block">
<input type="checkbox" id="showReplyNumber" value="1">
勾选则显示帖子里回复的楼层号
</div>
<div class="douban_group_enhance_config_block">
<input type="checkbox" id="showOwnerTag" value="1">
勾选则为楼主添加“楼主”的标签
</div>
<div class="douban_group_enhance_config_block">
<input type="checkbox" id="jumpTo" value="1">
勾选则添加跳转到标题、评论、页码位置的按钮(在屏幕左下角)
</div>
<p class="douban_group_enhance_buttons">
<button id="douban_group_enhance_sure" class="douban_group_enhance_button">确定</button>
<button id="douban_group_enhance_cancel" class="douban_group_enhance_button" >取消</button>
</p>
</div>
</div>
</textarea>
`;
let styleHtml = `
<style id="douban_group_enhance_style" class="douban_group_added">
.douban_group_enhance_config {
color: #ca6445;
padding: 5px 20px;
font-size: 13px;
background: #fae9da;
font-weight: normal;
cursor: pointer;
}
.douban_group_enhance {
width: 100vw;
height: 100vh;
position: absolute;
top: 0;
left: 0;
display:none;
}
.douban_group_enhance_mask {
position: absolute;
background: rgba(0,0,0,.6);
width: 100%;
height: 100%;
z-index: 99;
}
.douban_group_enhance_inner {
width: 500px;
text-align: center;
margin: auto;
top: 100px;
position: relative;
background: #fff;
padding: 30px;
height: 300px;
overflow: auto;
z-index: 100;
}
.douban_group_enhance_config_block {
margin-top: 5px;
}
.douban_group_enhance_inner_content {
text-align: left;
}
.douban_group_enhance_inner_content h1 {
padding: 0;
}
.douban_group_enhance_inner_content h2 {
color: #037b82;
margin-top: 20px;
}
.douban_group_enhance_inner textarea {
width: 100%;
height: 60px;
resize: auto;
resize: vertical;
min-height: 50px;
padding: 10px;
}
.douban_group_enhance_inner textarea:focus {
border: 1px solid #072;
box-shadow: 0px 0px 1px 0px #072;
}
.douban_group_enhance_buttons {
float: right;
}
a.douban_group_enhance_highlight {
background: #037b82;
color: #fff;
}
.douban_group_enhance_replay_tag {
float: right;
color: #666;
padding: 0 5px;
}
.douban_group_enhance_button {
padding: 5px 20px;
font-size: 13px;
border: 1px solid #037b82;
color: #037b82;
background-color: #f0f6f3;
font-weight: normal;
cursor: pointer;
}
.douban_group_enhance_button:hover {
background-color: #037b82;
color: #fff;
}
.douban_group_enhance_jump {
position: fixed;
bottom: 10px;
left: 10px;
background: #f0f6f3;
border-radius: 2px;
padding: 6px;
}
.douban_group_enhance_jump_target {
cursor: pointer;
color: #037b82;
padding-right: 5px;
}
.douban_group_enhance_jump_target:hover {
font-weight: bold;
}
</style>
`;
$(document.body).append(configDivHtml);
$(document.body).append(styleHtml);
// init config btn
const insertPos = $('#db-global-nav .top-nav-doubanapp');
if (insertPos && insertPos[0]) {
$(insertPos[0]).after('<div id="douban_group_enhance_config" class="top-nav-doubanapp douban_group_added"><span class="douban_group_enhance_button">小组增强插件设置</span></div>');
}
}
// init dom events
const initDomEvents = () => {
const $contain = $('#douban_group_enhance_container');
const $body = $(document.body);
// bind events
utils.bindClick('#douban_group_enhance_config', e => {
$contain.show();
$body.css('overflow', 'hidden');
});
utils.bindClick('#douban_group_enhance_cancel', e => {
$contain.hide();
$body.css('overflow', 'initial');
});
utils.bindClick('.douban_group_enhance_mask', e => {
$contain.hide();
$body.css('overflow', 'initial');
});
utils.bindClick('#douban_group_enhance_sure', e => {
const config = {
include: $('#douban_group_enhance_container textarea')[0].value.split(' ').filter(v => !!v),
declude: $('#douban_group_enhance_container textarea')[1].value.split(' ').filter(v => !!v),
openInNewTab: $('#openInNewTab')[0].checked,
showFullTitle: $('#showFullTitle')[0].checked,
showReplyNumber: $('#showReplyNumber')[0].checked,
showOwnerTag: $('#showOwnerTag')[0].checked,
fadeVisited: $('#fadeVisited')[0].checked,
jumpTo: $('#jumpTo')[0].checked,
removeAd: $('#removeAd')[0].checked,
}
utils.saveConfig(config);
runEnhancer(config);
$contain.hide();
$body.css('overflow', 'initial');
});
}
// init form values
const initDomValue = config => {
$('#douban_group_enhance_container textarea')[0].value = (config.include || []).join(' ');
$('#douban_group_enhance_container textarea')[1].value = (config.declude || []).join(' ');
$('#openInNewTab')[0].checked = config.openInNewTab;
$('#showFullTitle')[0].checked = config.showFullTitle;
$('#showReplyNumber')[0].checked = config.showReplyNumber;
$('#showOwnerTag')[0].checked = config.showOwnerTag;
$('#fadeVisited')[0].checked = config.fadeVisited;
$('#jumpTo')[0].checked = config.jumpTo;
$('#removeAd')[0].checked = config.removeAd;
}
const init = () => {
const config = utils.getConfig() || {};
initDom();
initDomValue(config);
initDomEvents();
runEnhancer(config);
}
const destory = () => {
// remove dom events
utils.unbindAllClick();
// remove all added elements
$('#.douban_group_added').remove();
}
return {
init,
destory,
_version: '0.2.1.0'
}
}
// init
if (window.doubanEnhancer) {
const enhancer = createEnhancer();
if (!doubanEnhancer._version) {
doubanEnhancer._version = '0'
}
if (window.doubanEnhancer._version < enhancer._version) {
if (doubanEnhancer.destory) {
doubanEnhancer.destory();
}
window.doubanEnhancer = enhancer;
doubanEnhancer.init();
}
} else {
window.doubanEnhancer = createEnhancer();
doubanEnhancer.init();
}
})();