deathau.weblog.lol/weblog/B0. Template/js/fediverse.js.md

/*/ Type: file Content-Type: application/javascript Title: Fediverse script Location: /js/fediverse.js /**/

const SUBSCRIBE_LINK_REL = 'http://ostatus.org/schema/1.0/subscribe' const AVATAR_LINK_REL = 'http://webfinger.net/rel/avatar'

class FediSocial extends HTMLElement { constructor() { // Always call super first in constructor super(); }

connectedCallback() { const data = JSON.parse(localStorage.getItem('fedi-social') || '{}')

let img;
if(data.avatar) {
  img = document.createElement('img')
  img.src = data.avatar || "https://upload.wikimedia.org/wikipedia/commons/9/93/Fediverse_logo_proposal.svg"
}
else {
  img = document.createElement('i')
  img.classList.add('omg-icon', 'omg-fediverse')
}

const summary = document.createElement('summary')
summary.appendChild(img)

const details = document.createElement('details')
details.appendChild(summary)

// popup
const div = document.createElement('div')
div.classList.add('card', 'popover')

if(data.id) {
  //logout
  const p = document.createElement('p')
  p.innerHTML = `Hey again, ${data.name} 👋`
  div.appendChild(p)

  const button = document.createElement('button')
  button.innerText = "Forget me"
  button.addEventListener('click', ev => { localStorage.clear(); window.location.reload() })
  div.appendChild(button)

}
else {
  const p = document.createElement('p')
  p.innerHTML = "Hey 👋, <br />please enter your fediverse / mastodon handle below. "

  const form = document.createElement('form')
  form.addEventListener('submit', this.login)

  const input = document.createElement('input')
  input.type = 'text'
  input.name = 'handle'
  input.placeholder = '@user@domain.social'
  form.appendChild(input)

  const button = document.createElement('input')
  button.type = 'submit'
  button.value = 'Submit'
  form.appendChild(button)
  
  div.appendChild(p)
  div.appendChild(form)
}

details.appendChild(div)
this.appendChild(details)

}

login(ev) { ev.preventDefault() const input = this.elements['handle'].value let handle = input.trim().replace(/^@/,'') const split = handle.split('@') if(split.length == 2) { const resource = acct:${handle} const domain = split[1]

  // look up remote user via webfinger
  const url = `https://${domain}/.well-known/webfinger?resource=${resource}`
  return fetch(url, {headers: {
    'Accept': 'application/json'
  }}).then(async result => {
    const json = await result.json()
    console.log(json)
    
    const template = json.links.find(link => link.rel && link.rel == SUBSCRIBE_LINK_REL)?.template
    const avatar = json.links.find(link => link.rel && link.rel == AVATAR_LINK_REL)?.href
    const id = json.links.find(link => link.rel && link.rel == "self" && link.type == "application/activity+json")?.href

    const data = { id, template, avatar, name: input }
    localStorage.setItem('fedi-social', JSON.stringify(data))
    window.location.reload()
  })
  .catch(e => {
    console.error(e)
    this.parentElement.querySelector('p').innerHTML = `Sorry, we couldn't find details for ${input}.\n\nTo interact with posts, try searching for their url on ${domain} (or in your fediverse client of choice)`
    return null
  })
}
else {
  this.parentElement.querySelector('p').innerHTML = `Please enter your fediverse address in @user@domain.social format`
}

}

clicked(ev) { ev.preventDefault() console.log("Ow! You clicked me!") } }

customElements.define('fedi-social', FediSocial)

function renderReplies(status, replies, replyContainer, template) { const repliesToThis = replies.filter(d => d.in_reply_to_id == status.id);

repliesToThis.forEach(reply => { const article = template.content.cloneNode(true);

article.querySelector('.avatar').src = reply.account.avatar
article.querySelector('a.name').href = reply.account.url
article.querySelector('.name').innerText = reply.account.display_name
article.querySelector('a.permalink').href = reply.url
article.querySelector('time.dt-published').datetime = reply.created_at
article.querySelector('time.dt-published').innerText = luxon.DateTime.fromISO(reply.created_at).toRelative()

article.querySelector('.reply-content').innerHTML = reply.content

article.querySelector('a.source').href = reply.url
article.querySelector('.application').innerText = reply.application.name
article.querySelector('.replies-count').innerText = reply.replies_count
article.querySelector('.favourites-count').innerText = reply.favourites_count
article.querySelector('.reblogs-count').innerText = reply.reblogs_count

if(reply.replies_count > 0) {
  const section = document.createElement('section')
  section.classList.add('replies')
  renderReplies(reply, replies, section, template)
  article.querySelector('article').appendChild(section)
}

replyContainer.appendChild(article)

}) }

async function loadContext(status, replyContainer, template) { try{ const res = await fetch(https://monrepos.casa/api/v1/statuses/${status.id}/context, { headers: { 'Authorization': 'Basic Ym90OjJuUmZhTGJ1c3cyaFhA' } }) const json = await res.json()

if(json && json.descendants && json.descendants.length > 0){
  const h1 = document.createElement('h1')
  h1.innerText = "Replies"
  replyContainer.appendChild(h1)
  
  renderReplies(status, json.descendants, replyContainer, template)
}

} catch(ex){ console.error(ex) } }

function fediverse() { const data = JSON.parse(localStorage.getItem('fedi-social') || '{}') document.querySelectorAll("a.external_url:not([href='{external_url}'])").forEach(async (el) => {

const orig_href = el.href
let href = data.template ? data.template.replace("{uri}", orig_href) : orig_href
el.href = href

try{
  const res = await fetch(`https://monrepos.casa/api/v2/search?type=statuses&q=${orig_href}`, {
    headers: {
      'Authorization': 'Basic Ym90OjJuUmZhTGJ1c3cyaFhA'
    }
  })
  const json = await res.json()
  const status = json?.statuses?.find(s => s.uri == orig_href)

  if(status) {
    const innerHTML = `
      <a href='${href}' target="_blank"><i class="fa fa-comment"></i> ${status?.replies_count}</a>
      <a href='${href}' target="_blank"><i class="fa fa-star"></i> ${status?.favourites_count}</a>
      <a href='${href}' target="_blank"><i class="fa fa-retweet"></i> ${status?.reblogs_count}</a>
    `

    const span = document.createElement('span')
    span.classList.add('fedi-social')
    span.innerHTML = innerHTML

    el.insertAdjacentElement('afterend', span)
    el.remove()
    el = span

    const replyContainer = document.getElementById('fedi-social-replies')
    const template = document.getElementById('fedi-social-reply')
    if(replyContainer && template && status.replies_count > 0) loadContext(status, replyContainer, template)
  }
}
catch(ex){
  console.error(ex)
}

if(!data.template) {
  el.addEventListener('click', ev =>{
    ev.preventDefault()
    window.scrollTo({ top: 0, behavior: 'smooth' })
    document.querySelector('fedi-social summary').click()
  })
}

}) }