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Changes 'Continue this thread' links to insert the linked comments into the current page
// ==UserScript==
// @name Reddit - Load 'Continue this thread' inline
// @description Changes 'Continue this thread' links to insert the linked comments into the current page
// @author James Skinner <spiralx@gmail.com> (http://github.com/spiralx)
// @namespace http://spiralx.org/
// @version 2.3.3
// @license MIT
// @icon data:image/png;base64,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
// @match *://*.reddit.com/r/*/comments/*
// @match *://*.reddit.com/user/*/comments/*
// @grant GM_getValue
// @grant GM_setValue
// @grant GM_setValue
// @grant GM_registerMenuCommand
// @grant GM_addStyle
// @grant GM_addValueChangeListener
// @grant GM.getValue
// @grant GM.setValue
// @grant GM.deleteValue
// @grant GM.registerMenuCommand
// @grant GM.addStyle
// @grant GM.addValueChangeListener
// @run-at document-end
// @require https://unpkg.com/jquery@3/dist/jquery.min.js
// @require https://unpkg.com/mutation-summary@1/dist/umd/mutation-summary.js
// @require https://greasyfork.org/scripts/371339-gm-webextpref/code/GM_webextPref.js?version=961539
// ==/UserScript==
/* jshint asi: true, esnext: true, laxbreak: true */
/* global jQuery, MutationSummary, GM_webextPref */
/*
==== 2.3.3 (2022.10.13) ====
* Actually fix bug supposedly fixed by previous version...
==== 2.3.2 (2022.08.28) ====
* Fix bug where clicking on "Continue this thread" after hover loading was triggered would open the comment's page
==== 2.3.1 (2022.06.26) ====
* Use GM_webextPref library to support Greasemonkey 4 users
==== 2.3.0 (2022.05.03) ====
* Fix centred text in expand links
* Add configuration for expanding links by moving the mouse over the text "Continue this thread" or "Load more comments"
==== 2.2.1 (2022.05.02) ====
* Make expand links a block again so they stretch across whole width
==== 2.2.0 (2022.05.01) ====
* Use MonkeyConfig library to provide settings for intersection observer behaviour
* CHanged styling of expandos and replaced icon with emoji ↘️
==== 2.1.0 (2022.04.17) ====
* Use IntersectionObserver to automatically open "Load more comments" when they scroll into view
* Put above behaviour behind USE_INTERSECTION_OBSERVER feature flag
==== 2.0.0 (2022.04.02) ====
* Added MIT license
* Expand non-top level collapsed comments on load
* Expand collapsed comments inserted from clicking "Load more comments" or "Continue this thread"
* Script now also runs on posts made to a user's homepage
* Remove old code handling "Load more comments" links
* Tidied up old code and updated to use current JS features
==== 1.9.7 (2021.11.05) ====
* Use MutationSummary from unpkg.com instead of Greasyfork
==== 1.9.6 (2020.08.08) ====
* Reduced size of load more links compared to comment text
* Fixed script icon
* Removed some unnecessary code
==== 1.9.5 (2018.07.11) ====
* Updated jQuery to v3 and source from unpkg.com
* Add downloadURL to update from Gist
==== 1.9.4 (2018.02.11) ====
* Added @icon field in metadata as SVG wasn't displaying on the installed userscript page
==== 1.9.3 (2017.12.03) ====
* Changed base-64 encoded PNG icons to an SVG icon
==== 1.9.2 (2017.10.11) ====
* Gets correct comment ID for links
* Changed location in comment HTML to use as its root
* Get children of first comment when it is already on the page
==== 1.9.1 (2017.10.11) ====
* Fix broken $target selector
==== 1.9.0 ====
* Catch failed loads, log them to the console and then restore original load link
*/
; (async ($, MutationSummary) => {
const config = GM_webextPref({
navbar: false,
default: {
autoExpandWhenVisible: false,
expandOnMouseOver: false,
expandOnMouseOverDelay: 500,
},
body: [
{
key: 'autoExpandWhenVisible',
label: 'Automatically expand any links when they come into view?',
type: 'checkbox',
},
{
key: 'expandOnMouseOver',
label: 'Expand links when you move the mouse over them?',
type: 'checkbox',
},
{
key: 'expandOnMouseOverDelay',
label: 'Delay between when you move the mouse over a link and it expands (ms)',
type: 'number',
},
],
onSave(newSettings) {
settings = newSettings
createOrDestroyIntersectionObserver()
addOrRemoveMouseoverHandler()
},
})
await config.ready()
config.on('change', changedSettings => {
settings = { ...settings, ...changedSettings }
createOrDestroyIntersectionObserver()
addOrRemoveMouseoverHandler()
})
let settings = config.getAll()
// --------------------------------------------------------------------
$.fn.extend({
spinner(options) {
options = {
replace: true,
mode: 'append',
steps: 3,
size: 24,
colour: '#28f',
step_duration: 0.25,
...options
}
const $spinner = $('<div class="pulsar-horizontal"></div>')
.css({
padding: `${options.size * 0.25}px`,
height: `${options.size}px`
})
const total_duration = (options.steps + 1) * options.step_duration
for (let i = 0; i < options.steps; i++) {
const delay = i * options.step_duration
$('<div></div>')
.css({
width: `${options.size}px`,
height: `${options.size}px`,
backgroundColor: options.colour,
animationDuration: `${total_duration}s`,
animationDelay: `${delay}s`
})
.appendTo($spinner)
}
if (options.replace) {
this.empty()
}
return options.mode === 'prepend'
? this.prepend($spinner)
: this.append($spinner)
},
log(name = '$') {
const title = [ `%c${name}%c : %c${this.length}%c ${this.length > 1 ? 'items' : 'item'}`, 'font-weight: bold', '', 'color: #05f', '' ]
if (this.length > 0) {
console.group(...title)
console.info(this)
console.groupEnd()
} else {
console.info(...title)
}
return this
}
})
// --------------------------------------------------------------------
async function loadAndInsertComments(cid, $span, $target) {
$target.data('loading', 'true')
$span.spinner()
const data = await $.get(postUrl + cid)
const $comments = $('.nestedlisting > .thing > .child > .sitetable', data)
$target
.empty()
.append($comments)
.find('.usertext.border .usertext-body')
.css('animation', 'fadenewpost 4s ease-out 4s both')
}
// --------------------------------------------------------------------
function getCommentId(linkElem) {
const m = linkElem.pathname.match(/\/([a-z0-9]+)\/?$/)
if (!m) {
throw new Error(`No comment ID parsed from link URL "${linkElem.href}"`)
}
return m[1]
}
// --------------------------------------------------------------------
function processDeepThreadSpans(deepThreadSpans) {
const $deepThreadSpans = $(deepThreadSpans)
.filter(':not([data-comment-ids])')
// console.info(`processDeepThreadSpans: processing ${$deepThreadSpans.length}/${deepThreadSpans.length} deep thread spans`)
$deepThreadSpans.each(function () {
const $span = $(this)
const $target = $span.closest('.child')
const $a = $span.children('a')
const cid = getCommentId($a[ 0 ])
let first = true
$span
.attr('data-comment-ids', cid)
.addClass('expand-inline')
$a
.wrapInner('<span class="expand-text"></span>')
.on('click', event => {
const loading = $target.data('loading')
if (first && !loading) {
first = false
loadAndInsertComments(cid, $span, $target)
}
return false
})
})
}
// --------------------------------------------------------------------
function uncollapseComments($collapsedComments) {
$collapsedComments
.removeClass('collapsed')
.addClass('noncollapsed')
.find('> .entry .tagline .expand')
.text('[-]')
}
function uncollapseAllComments($collapsedComments, depth = 3) {
// console.log($collapsedComments, depth)
if ($collapsedComments.length > 0 && depth > 0) {
uncollapseComments($collapsedComments)
requestAnimationFrame(() => {
uncollapseAllComments($collapsedComments.find('.thing.comment.collapsed'), depth - 1)
})
}
}
// --------------------------------------------------------------------
const rootUrl = `https://${location.hostname}/`
const postUrl = $('.thing.link > .entry a.comments').prop('href')
// console.info(`%cSite:%c ${rootUrl}\n%cPost:%c ${postUrl}`, 'font-weight: bold', '', 'font-weight: bold', '')
// --------------------------------------------------------------------
let intersectionObserver = null
function createOrDestroyIntersectionObserver() {
if (settings.autoExpandWhenVisible && !intersectionObserver) {
intersectionObserver = new IntersectionObserver(
(entries, observer) => {
for (const entry of entries) {
if (entry.isIntersecting) {
entry.target.click()
observer.unobserve(entry.target)
}
}
},
{
threshold: 0.5
}
)
$('span.morecomments, span.deepthread').each(function() {
intersectionObserver.observe(this.firstElementChild)
})
console.log('IntersectionObserver created')
} else if (!settings.autoExpandWhenVisible && intersectionObserver) {
intersectionObserver.disconnect()
intersectionObserver = null
console.log('IntersectionObserver destroyed')
}
}
createOrDestroyIntersectionObserver()
// --------------------------------------------------------------------
function addOrRemoveMouseoverHandler() {
$('.commentarea').off('mouseenter.spiralx')
if (settings.expandOnMouseOver) {
const hoveredElems = new WeakMap()
$('.commentarea')
.on('mouseenter.spiralx', '.expand-text', function() {
const elem = this
const timeoutId = setTimeout(() => {
hoveredElems.delete(elem)
elem.click()
}, settings.expandOnMouseOverDelay)
hoveredElems.set(elem, timeoutId)
})
.on('mouseleave.spiralx', '.expand-text', function() {
const timeoutId = hoveredElems.get(this)
if (timeoutId) {
clearTimeout(timeoutId)
hoveredElems.delete(this)
}
})
}
}
addOrRemoveMouseoverHandler()
// --------------------------------------------------------------------
function markAsExpand(selectorOrElements, observe = true) {
const $elems = $(selectorOrElements)
.addClass('expand-inline')
.children('a')
.wrapInner('<span class="expand-text"></span>')
if (intersectionObserver) {
$elems.each(function() {
intersectionObserver.observe(this.firstElementChild)
})
}
}
// --------------------------------------------------------------------
// Uncollapse non-top level comments on page load
uncollapseAllComments($('.thing.comment .thing.comment.collapsed'))
const observer = new MutationSummary({
callback([ deepThreadSpans, moreCommentsSpans, comments ]) {
// console.log(`Added ${deepThreadSpans.added.length} deep thread spans and ${moreCommentsSpans.added.length} more comment spans`)
markAsExpand(moreCommentsSpans.added)
processDeepThreadSpans(deepThreadSpans.added)
const $collapsedComments = $(comments.added).filter('.collapsed')
uncollapseAllComments($collapsedComments)
},
rootNode: document.body,
queries: [
{ element: 'span.deepthread' },
{ element: 'span.morecomments' },
{ element: '.thing.comment' },
]
})
// To process spans in the HTML source
markAsExpand('span.morecomments', false)
processDeepThreadSpans($('span.deepthread'))
// --------------------------------------------------------------------
$(document.body).append(`<style type="text/css">
.expand-inline {
display: block;
padding: 0;
}
.expand-inline:after {
display: none !important;
}
.expand-inline a {
display: block;
text-align: left;
}
.expand-inline a:before {
content: "↘️";
padding-right: 0.4em;
}
.expand-inline a:hover {
background-color: rgba(0, 105, 255, 0.05);
text-decoration: none;
}
.pulsar-horizontal {
display: inline-block;
}
.pulsar-horizontal > div {
display: inline-block;
border-radius: 100%;
animation-name: pulsing;
animation-timing-function: ease-in-out;
animation-iteration-count: infinite;
animation-fill-mode: both;
}
@keyframes pulsing {
0%, 100% {
transform: scale(0);
opacity: 0.5;
}
50% {
transform: scale(1);
opacity: 1;
}
}
@keyframes fadenewpost {
0% {
background-color: #ffc;
padding-left: 5px;
}
100% {
background-color: transparent;
padding-left: 0;
}
}
</style>`)
})(jQuery, MutationSummary?.MutationSummary)
jQuery.noConflict(true)