Ignore topics
当前为
// ==UserScript==
// @name Rllmuk Topic Ignore List (Invision 4)
// @description Ignore topics
// @namespace https://github.com/insin/greasemonkey/
// @version 6
// @match https://www.rllmukforum.com/index.php*
// @grant GM_registerMenuCommand
// @require https://greasemonkey.github.io/gm4-polyfill/gm4-polyfill.js
// ==/UserScript==
let ignoredTopics = localStorage.til_ignoredTopics ? JSON.parse(localStorage.til_ignoredTopics) : []
let ignoredTopicIds = ignoredTopics.map(topic => topic.id)
let showIgnoredTopics = false
function toggleIgnoreTopic(id, title, $topic) {
if (!ignoredTopicIds.includes(id)) {
ignoredTopicIds.unshift(id)
ignoredTopics.unshift({id, title})
}
else {
let index = ignoredTopicIds.indexOf(id)
ignoredTopicIds.splice(index, 1)
ignoredTopics.splice(index, 1)
}
localStorage.til_ignoredTopics = JSON.stringify(ignoredTopics)
toggleIgnoreClasses($topic)
}
function toggleIgnoreClasses($topic) {
$topic.classList.toggle('til_ignored')
if (showIgnoredTopics) {
$topic.classList.toggle('til_show')
}
}
function addStyle(css) {
let $style = document.createElement('style')
$style.appendChild(document.createTextNode(css))
document.querySelector('head').appendChild($style)
}
function UnreadContentPage() {
const TOPIC_LINK_ID_RE = /index\.php\?\/topic\/(\d+)/
addStyle(`
.til_ignoreControl {
visibility: hidden;
}
.til_ignored {
display: none;
}
.til_ignored.til_show {
display: block;
background-color: #fee;
}
.til_ignored.til_show::after {
border-color: transparent #fee transparent transparent !important;
}
li.ipsStreamItem:hover .til_ignoreControl {
visibility: visible;
}
`)
/**
* Hide a topic if it's in the ignored list, otherwise add ignore controls to it.
*/
function processTopic($topic) {
let $topicLink = $topic.querySelector('a[href*="index.php?/topic/"][data-linktype="link"]')
let id = TOPIC_LINK_ID_RE.exec($topicLink.href)[1]
let title = $topicLink.innerText.trim()
if (ignoredTopicIds.includes(id)) {
toggleIgnoreClasses($topic)
}
let $topicStats = $topic.querySelector('ul.ipsStreamItem_stats')
$topicStats.insertAdjacentHTML('beforeend', `
<li class="til_ignoreControl">
<a style="cursor: pointer"><i class="fa fa-trash"></i></a>
</li>
`)
$topicStats.querySelector('i.fa-trash').addEventListener('click', () => {
toggleIgnoreTopic(id, title, $topic)
})
}
/**
* Process topics within a topic container and watch for a new topic container being added.
* When you click "Load more activity", a new <div> is added to the end of the topic container.
*/
function processTopicContainer($el) {
Array.from($el.querySelectorAll(':scope > li.ipsStreamItem'), processTopic)
new MutationObserver((mutations) => {
mutations.forEach((mutation) => {
if (mutation.addedNodes[0].tagName === 'DIV') {
processTopicContainer(mutation.addedNodes[0])
}
})
}).observe($el, {childList: true})
}
processTopicContainer(document.querySelector('ol.ipsStream'))
}
function ForumPage() {
addStyle(`
.til_ignoreControl {
display: table-cell;
min-width: 24px;
vertical-align: middle;
visibility: hidden;
}
.til_ignored {
display: none;
}
.til_ignored.til_show {
display: block;
background-color: #fee !important;
}
@media screen and (max-width:979px) {
.til_ignoreControl {
position: absolute;
left: 12px;
bottom: 16px;
}
}
li.ipsDataItem:hover .til_ignoreControl {
visibility: visible;
}
`)
/**
* Hide a topic if it's in the ignored list, otherwise add ignore controls to it.
*/
function processTopic($topic) {
let id = $topic.dataset.rowid
if (!id) return
let $topicLink = $topic.querySelector('h4.ipsDataItem_title > a')
let title = $topicLink.innerText.trim()
if (ignoredTopicIds.includes(id)) {
toggleIgnoreClasses($topic)
}
$topic.insertAdjacentHTML('beforeend', `
<div class="til_ignoreControl ipsType_light ipsType_blendLinks">
<a style="cursor: pointer"><i class="fa fa-trash"></i></a>
<div>
`)
$topic.querySelector('i.fa-trash').addEventListener('click', () => {
toggleIgnoreTopic(id, title, $topic)
})
}
// Initial list of topics
Array.from(document.querySelectorAll('ol.cTopicList > li.ipsDataItem[data-rowid]'), processTopic)
// Watch for topics being replaced when paging
new MutationObserver(mutations =>
mutations.forEach(mutation =>
Array.from(mutation.addedNodes).filter(node => node.nodeType === Node.ELEMENT_NODE).map(processTopic)
)
).observe(document.querySelector('ol.cTopicList'), {childList: true})
}
function toggleShowIgnoredTopics() {
showIgnoredTopics = !showIgnoredTopics
for (let $topic of document.querySelectorAll('.til_ignored')) {
$topic.classList.toggle('til_show')
}
}
function exportIgnoredTopics() {
fetch('https://api.github.com/gists', {
body: JSON.stringify({
description: 'Rllmuk Ignored Topics Export',
files: {
'ignoredtopics.json': {
content: JSON.stringify(ignoredTopics)
}
},
public: false,
}),
headers: {'Content-Type': 'application/json;charset=UTF-8'},
method: 'POST',
mode: 'cors',
})
.then(res => res.json())
.then(response => prompt('Gist URL for exported ignored topics:', response.html_url))
.catch(error => {
console.error('Rllmuk Topic Ignore List error:', error)
alert('There was an error exporting your ignored topics ⚠️')
})
}
function importIgnoredTopics() {
let url = prompt('Gist URL to import ignored topics from:')
if (!/^https:\/\/gist\.github\.com\/(\w+\/)?[a-z\d]+$/.test(url)) {
return alert('Please enter a Gist URL ?')
}
let id = url.split('/').pop()
fetch(`https://api.github.com/gists/${id}`, {mode: 'cors'})
.then(res => res.json())
.then(response => {
if (!('ignoredtopics.json' in response.files)) {
return alert("The Gist didn't contain an ignoredtopics.json ?")
}
ignoredTopics = JSON.parse(response.files['ignoredtopics.json'].content)
ignoredTopicIds = ignoredTopics.map(topic => topic.id)
localStorage.til_ignoredTopics = response.files['ignoredtopics.json'].content
alert('Imported Ignored Topics - refresh the page to apply changes ?')
})
.catch(error => {
console.error('Rllmuk Topic Ignore List error:', {url, error})
alert('There was an error importing your ignored topics ⚠️')
})
}
let page
if (location.href.includes('index.php?/discover/unread')) {
page = UnreadContentPage
}
else if (location.href.includes('index.php?/forum/')) {
page = ForumPage
}
if (page) {
page()
GM_registerMenuCommand('Show Ignored Topics', toggleShowIgnoredTopics)
GM_registerMenuCommand('Export Ignored Topics', exportIgnoredTopics)
GM_registerMenuCommand('Import Ignored Topics', importIgnoredTopics)
}