Walter Hupfeld 4 months ago
commit
737406dfe2
  1. 1
      .gitignore
  2. 4
      README.md
  3. 50
      demo.html
  4. 178
      mastodon-timeline.css
  5. 243
      mastodon-timeline.js

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.gitignore

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.DS_Store

4
README.md

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# Mastodon-Timeline
created: 17.11.2022

50
demo.html

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<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8">
<title>Mastodon embed timeline</title>
<meta name="author" content="i.j">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<meta name="keywords" content="mastodon, embed timeline" />
<meta name="description" content="Mastodon embed timeline" />
<link rel="stylesheet" href="mastodon-timeline.css">
<style>
*{
margin:0;
padding:0;
}
html{
height:100%
}
body{
height:100%;
background: lightslategray;
font-size:16px;
font-family: Arial, Helvetica;
margin:0;
padding:0;
}
.dummy-container {
height:calc(100% - 4rem);
margin: 0 auto;
max-width: 30rem;
padding: 2rem;
}
</style>
</head>
<body>
<div class="dummy-container">
<div id="mt-timeline" class="mt-timeline">
<div id="mt-body" class="mt-body">
<div class="loading-spinner"></div>
</div>
</div>
</div>
<script src='mastodon-timeline.js'>
</script>
</body>
</html>

178
mastodon-timeline.css

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/* Mastodon embed timeline */
/* Main container */
.mt-timeline {
height: calc(100% - 4rem);
padding: 2rem 3rem;
position: relative;
background: lightgray;
}
.mt-timeline a:link,
.mt-timeline a:active,
.mt-timeline a {
text-decoration: none;
color: darkblue;
}
.mt-body {
height: 100%;
overflow-y: auto;
white-space: pre-wrap;
word-wrap: break-word;
}
.mt-body .invisible {
display: none;
}
/* Toot container */
.mt-toot {
margin: 0 0.5rem 0 0;
padding: 1rem 0 2rem 65px;
position: relative;
min-height: 60px;
background-color: transparent;
border-bottom: 1px solid #dee2e6;
}
.mt-toot:hover {
cursor: pointer;
background-color: rgba(124, 124, 124, 0.2);
}
.mt-toot p:last-child {
margin-bottom: 0;
}
/* User icon */
.mt-user {
display: table;
font-weight: 600;
}
.mt-avatar {
position: absolute;
top: 20px;
left: 5px;
width: 50px;
height: 50px;
background-color: transparent;
background-repeat: no-repeat;
background-position: 50% 50%;
background-size: contain;
background-color: #fff;
border-radius: 5px;
}
.mt-avatar-boosted {
width: 40px;
height: 40px;
}
.mt-avatar-booster {
width: 25px;
height: 25px;
top: 25px;
left: 25px;
}
/* Message */
.toot-text {
margin-bottom: 0.25rem;
}
.toot-text .ellipsis::after{
content:'...';
}
.mt-error {
color: darkred;
background: lightpink;
margin: 5px;
padding: 10px;
}
/* Poll */
.toot-poll {
margin-bottom: 0.25rem;
}
.toot-poll ul{
list-style: none;
padding: 0;
margin: 0;
}
.toot-poll ul li:not(:last-child){
margin-bottom: 0.25rem;
}
.toot-poll ul li:before {
content: "◯";
padding-right: 0.5rem;
}
/* Medias */
.toot-media {
overflow: hidden;
margin-bottom: 0.25rem;
}
.toot-media-preview {
position: relative;
margin-top: 0.25rem;
height: auto;
text-align: center;
width: 100%;
}
.toot-media-spoiler > img {
filter: blur(2rem);
}
.toot-media-preview a {
display: block;
position: absolute;
top: 0;
right: 0;
bottom: 0;
left: 0;
}
.img-ratio14_7 {
position: relative;
padding-top: 48.95%; /* 14:7 */
width: 100%;
}
.img-ratio14_7 > img {
width: 100%;
height: auto;
position: absolute;
top: 50%;
left: 50%;
transform: translate(-50%, -50%);
text-align: center;
}
/* Date */
.toot-date {
font-size: 0.75rem;
opacity: 0.5;
}
/* Loading-spinner */
.loading-spinner {
height: 100%;
background-image: url("data:image/svg+xml;charset=utf8,%3Csvg xmlns:svg='http://www.w3.org/2000/svg' xmlns='http://www.w3.org/2000/svg' xmlns:xlink='http://www.w3.org/1999/xlink' version='1.0' viewBox='0 0 128 128' %3E%3Cg%3E%3Cpath d='M64 128A64 64 0 0 1 18.34 19.16L21.16 22a60 60 0 1 0 52.8-17.17l.62-3.95A64 64 0 0 1 64 128z' fill='%23404040'/%3E%3CanimateTransform attributeName='transform' type='rotate' from='0 64 64' to='360 64 64' dur='1000ms' repeatCount='indefinite'%3E%3C/animateTransform%3E%3C/g%3E%3C/svg%3E");
background-repeat: no-repeat;
background-position: center center;
background-color: transparent;
background-size: min(2.5rem, calc(100% - 0.5rem));
}
/* See more btn */
.mt-seeMore{
margin: 2rem auto;
padding: 0 2rem;
text-align: center;
}
/* Hidden element */
.visually-hidden {
position: absolute !important;
width: 1px !important;
height: 1px !important;
padding: 0 !important;
margin: -1px !important;
overflow: hidden !important;
clip: rect(0, 0, 0, 0) !important;
white-space: nowrap !important;
border: 0 !important;
}

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mastodon-timeline.js

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// Mastodon embed timeline
// Forked from: https://github.com/AzetJP/mastodon-timeline-widget
// Account settings
document.addEventListener("DOMContentLoaded", () => {
let mapi = new MastodonApi({
container_id: 'mt-timeline',
container_body_id: 'mt-body',
instance_uri: 'https://nrw.social',
user_id: '109245751255389357',
profile_name: '@radwegehamm',
toots_limit: 6,
btn_see_more: 'Mehr auf Mastodon'
});
});
let MastodonApi = function (params_) {
// Endpoint access settings
this.INSTANCE_URI = params_.instance_uri;
this.USER_ID = params_.user_id;
this.PROFILE_NAME = params_.profile_name;
this.TOOTS_LIMIT = params_.toots_limit || 20;
this.BTN_SEE_MORE = params_.btn_see_more || 'See more'
// Target selectors
this.mtIdContainer = document.getElementById(params_.container_id);
this.mtBodyContainer = document.getElementById(params_.container_body_id);
// Get the toots
this.getToots();
// Toot interactions
this.mtIdContainer.addEventListener('click', function (event) {
let urlToot = event.target.closest('.mt-toot').dataset.location;
// Open Toot in new page avoiding any other natural link
if (event.target.localName != 'a' && event.target.localName != 'span' && urlToot) {
window.open(urlToot, '_blank');
}
});
}
// Listing toots function
MastodonApi.prototype.getToots = function () {
let mapi = this;
// Get request
fetch(this.INSTANCE_URI + '/api/v1/accounts/' + this.USER_ID + '/statuses?limit=' + this.TOOTS_LIMIT, {
method: 'get',
})
.then(response => response.json())
.then(jsonData => {
// console.log('jsonData: ', jsonData);
// Clear the loading message
this.mtBodyContainer.innerHTML = '';
// Add toots
for (let i in jsonData) {
if (jsonData[i].visibility == 'public') {
// List only public toots
appendToot.call(mapi, jsonData[i]);
}
}
// Add target="_blank" to all hashtags
let allHashtags = document.querySelectorAll("#mt-timeline .hashtag");
for (let j = 0; j < allHashtags.length; j++) {
allHashtags[j].target = "_blank";
allHashtags[j].rel = "tag noopener noreferrer";
}
// Insert button to visit account page, after last toot
this.mtBodyContainer.insertAdjacentHTML('beforeend', '<div class="mt-seeMore"><a href="' + mapi.INSTANCE_URI + '/' + mapi.PROFILE_NAME + '" class="btn" target="_blank" rel="noopener noreferrer">' + mapi.BTN_SEE_MORE + '</a></div>');
})
.catch(err => {
this.mtBodyContainer.innerHTML = '<div class="d-flex h-100"><div class="w-100 my-auto text-center">✖️<br/>Request Failed:<br/>' + err + '</div></div>';
});
// Inner function to add each toot content in container
let appendToot = function (status_) {
let avatar, user, content, url, date;
if (status_.reblog) {
// BOOSTED toot
// Toot url
url = status_.reblog.url;
// Boosted avatar
avatar =
'<a href="' + status_.reblog.account.url + '" class="mt-avatar mt-avatar-boosted" style="background-image:url(' + status_.reblog.account.avatar + ');" rel="noopener noreferrer" target="_blank">'
+ '<div class="mt-avatar mt-avatar-booster" style="background-image:url(' + status_.account.avatar + ');">'
+ '</div>'
+ '<span class="visually-hidden">'
+ status_.account.username + ' avatar'
+ '</span>'
+ '</a>';
// User name and url
user =
'<div class="mt-user">'
+ '<a href="' + status_.reblog.account.url + '" rel="noopener noreferrer" target="_blank">'
+ status_.reblog.account.username + '<span class="visually-hidden"> post</span>'
+ '</a>'
+ '</div>';
// Date
date = this.formatDate(status_.reblog.created_at);
} else {
// STANDARD toot
// Toot url
url = status_.url;
// Avatar
avatar =
'<a href="' + status_.account.url + '" class="mt-avatar" style="background-image:url(' + status_.account.avatar + ');" rel="noopener noreferrer" target="_blank">'
+ '<span class="visually-hidden">'
+ status_.account.username + ' avatar'
+ '</span>'
+ '</a>';
// User name and url
user =
'<div class="mt-user">'
+ '<a href="' + status_.account.url + '" rel="noopener noreferrer" target="_blank">'
+ status_.account.username + '<span class="visually-hidden"> post</span>'
+ '</a>'
+ '</div>';
// Date
date = this.formatDate(status_.created_at);
}
// Main content
if (status_.spoiler_text != '') {
content =
'<div class="toot-text">'
+ status_.spoiler_text
+ ' [Show more...]'
+ '</div>';
} else if (status_.reblog && status_.reblog.content != '') {
content =
'<div class="toot-text">'
+ status_.reblog.content
+ '</div>';
} else {
content =
'<div class="toot-text">'
+ status_.content
+ '</div>';
}
// Media attachments
let media = '';
if (status_.media_attachments.length > 0) {
for (let picid in status_.media_attachments) {
media = this.replaceMedias(status_.media_attachments[picid], status_.sensitive);
}
}
if (status_.reblog && status_.reblog.media_attachments.length > 0) {
for (let picid in status_.reblog.media_attachments) {
media = this.replaceMedias(status_.reblog.media_attachments[picid], status_.sensitive);
}
}
// Poll
let poll = '';
let pollOption = '';
if (status_.poll) {
for (let i in status_.poll.options) {
pollOption +=
'<li>'
+ status_.poll.options[i].title
+ '</li>';
}
poll =
'<div class="toot-poll">'
+ '<ul>'
+ pollOption
+ '</ul>'
+ '</div>';
}
// Date
let timestamp =
'<div class="toot-date">'
+ '<a href="' + url + '" rel="noopener noreferrer" tabindex="-1" target="_blank">'
+ date
+ '</a>'
+ '</div>';
// Add all to main toot container
let toot =
'<div class="mt-toot border-bottom" data-location="' + url + '">'
+ avatar
+ user
+ content
+ media
+ poll
+ timestamp
+ '</div>';
this.mtBodyContainer.insertAdjacentHTML('beforeend', toot);
};
};
// Place media
MastodonApi.prototype.replaceMedias = function (media_, spoiler_) {
let spoiler = spoiler_ || false;
let pic =
'<div class="toot-media ' + (spoiler ? 'toot-media-spoiler' : '') + ' img-ratio14_7 loading-spinner">'
+ '<img onload="removeSpinner(this)" onerror="removeSpinner(this)" src="' + media_.preview_url + '" alt="" loading="lazy" />'
+ '</div>';
return pic;
};
// Format date
MastodonApi.prototype.formatDate = function (date_) {
const monthNames = ["Jan", "Feb", "Mar", "Apr", "May", "Jun",
"Jul", "Aug", "Sep", "Oct", "Nov", "Dec"
];
let date = new Date(date_);
let displayDate = monthNames[date.getMonth()]
+ " " + date.getDate()
+ ", " + date.getFullYear();
return displayDate;
};
// Loading spinner
function removeSpinner(element) {
const spinnerCSS = 'loading-spinner';
// Find closest parent container (1st, 2nd or 3rd level)
let spinnerContainer = element.closest('.' + spinnerCSS);
if (spinnerContainer) {
spinnerContainer.classList.remove(spinnerCSS);
}
}
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