xrfragment/dist/xrfragment.plugin.frontend.js

1195 lines
39 KiB
JavaScript

/*
* v0.5.1 generated at Thu Aug 1 04:21:30 PM CEST 2024
* https://xrfragment.org
* SPDX-License-Identifier: AGPL-3.0-or-later
*/
(function(){
// a portable snackbar
window.SnackBar = function(userOptions) {
var snackbar = this || (window.snackbar = {});
var _Interval;
var _Message;
var _Element;
var _Container;
var _OptionDefaults = {
message: "Operation performed successfully.",
dismissible: true,
timeout: 7000,
status: ""
}
var _Options = _OptionDefaults;
function _Create() {
_Container = document.querySelector(".js-snackbar-container")
if( _Container ){
_Container.remove()
}
_Container = null
if (!_Container) {
// need to create a new container for notifications
_Container = document.createElement("div");
_Container.classList.add("js-snackbar-container");
document.body.appendChild(_Container);
}
_Container.opts = _Options
_Container.innerHTML = ''
_Element = document.createElement("div");
_Element.classList.add("js-snackbar__wrapper","xrf");
let innerSnack = document.createElement("div");
innerSnack.classList.add("js-snackbar", "js-snackbar--show");
if (_Options.status) {
_Options.status = _Options.status.toLowerCase().trim();
let status = document.createElement("span");
status.classList.add("js-snackbar__status");
if (_Options.status === "success" || _Options.status === "green") {
status.classList.add("js-snackbar--success");
}
else if (_Options.status === "warning" || _Options.status === "alert" || _Options.status === "orange") {
status.classList.add("js-snackbar--warning");
}
else if (_Options.status === "danger" || _Options.status === "error" || _Options.status === "red") {
status.classList.add("js-snackbar--danger");
}
else {
status.classList.add("js-snackbar--info");
}
innerSnack.appendChild(status);
}
_Message = document.createElement("span");
_Message.classList.add("js-snackbar__message");
if( typeof _Options.message == 'string' ){
_Message.innerHTML = _Options.message;
}else _Message.appendChild(_Options.message)
innerSnack.appendChild(_Message);
if (_Options.dismissible) {
let closeBtn = document.createElement("span");
closeBtn.classList.add("js-snackbar__close");
closeBtn.innerText = "\u00D7";
closeBtn.onclick = snackbar.Close;
innerSnack.appendChild(closeBtn);
}
_Element.style.height = "0px";
_Element.style.opacity = "0";
_Element.style.marginTop = "0px";
_Element.style.marginBottom = "0px";
_Element.appendChild(innerSnack);
_Container.appendChild(_Element);
if (_Options.timeout !== false) {
_Interval = setTimeout(snackbar.Close, _Options.timeout);
}
}
snackbar.Open = function() {
let contentHeight = _Element.firstElementChild.scrollHeight; // get the height of the content
_Element.style.height = contentHeight + "px";
_Element.style.opacity = 1;
_Element.style.marginTop = "5px";
_Element.style.marginBottom = "5px";
_Element.addEventListener("transitioned", function() {
_Element.removeEventListener("transitioned", arguments.callee);
_Element.style.height = null;
})
}
snackbar.Close = function () {
if (_Interval)
clearInterval(_Interval);
let snackbarHeight = _Element.scrollHeight; // get the auto height as a px value
let snackbarTransitions = _Element.style.transition;
_Element.style.transition = "";
requestAnimationFrame(function() {
_Element.style.height = snackbarHeight + "px"; // set the auto height to the px height
_Element.style.opacity = 1;
_Element.style.marginTop = "0px";
_Element.style.marginBottom = "0px";
_Element.style.transition = snackbarTransitions
requestAnimationFrame(function() {
_Element.style.height = "0px";
_Element.style.opacity = 0;
})
});
setTimeout(function() {
try {
_Container.removeChild(_Element);
} catch (e) { }
}, 1000);
if( _Options.onclose ) _Options.onclose()
};
_Options = { ..._OptionDefaults, ...userOptions }
_Create();
if( userOptions ) snackbar.Open();
}
document.head.innerHTML += `
<style type="text/css">
.js-snackbar-container .btn,
.js-snackbar-container input[type=submit],
.js-snackbar-container button{
margin-bottom:15px;
}
.js-snackbar-container {
position: absolute;
top: 10px;
left: 0px;
display: flex;
align-items: center;
width:100%;
max-width: 100%;
max-height: 33vh;
padding: 10px;
z-index:1001;
justify-content: center;
overflow: hidden;
}
.js-snackbar-container * {
box-sizing: border-box;
}
.js-snackbar__wrapper {
--color-c: #555;
--color-a: #FFF;
}
.js-snackbar__wrapper {
transition:1s;
overflow: hidden;
height: auto;
margin: 5px 0;
transition: all ease .5s;
border-radius: 15px;
box-shadow: 0 0 4px 0 var(--xrf-box-shadow);
right: 20px;
position: fixed;
max-width:500px;
top: 18px;
}
.js-snackbar {
display: inline-flex;
box-sizing: border-box;
border-radius: 3px;
color: var(--color-c);
background-color: var(--color-a);
vertical-align: bottom;
}
.js-snackbar__close,
.js-snackbar__status,
.js-snackbar__message {
position: relative;
}
.js-snackbar__message {
margin: 12px;
}
.js-snackbar__status {
display: none;
width: 15px;
margin-right: 5px;
border-radius: 3px 0 0 3px;
background-color: transparent;
}
.js-snackbar__status.js-snackbar--success,
.js-snackbar__status.js-snackbar--warning,
.js-snackbar__status.js-snackbar--danger,
.js-snackbar__status.js-snackbar--info {
display: block;
}
.js-snackbar__status.js-snackbar--success {
background-color: #4caf50;
}
.js-snackbar__status.js-snackbar--warning {
background-color: #ff9800;
}
.js-snackbar__status.js-snackbar--danger {
background-color: #ff6060;
}
.js-snackbar__status.js-snackbar--info {
background-color: #CCC;
}
.js-snackbar__close {
cursor: pointer;
display: flex;
align-items: top;
padding: 8px 13px 0px 0px;
user-select: none;
}
.js-snackbar__close:hover {
background-color: #4443;
}
</style>
`
window.accessibility = (opts) => new Proxy({
opts,
enabled: false,
// features
speak_teleports: true,
speak_keyboard: false,
// audio settings
speak_rate: 1,
speak_pitch: 1,
speak_volume: 1,
speak_voice: -1,
speak_voices: 0,
toggle(){ this.enabled = !this.enabled },
settings(){
this.toggle() // *TODO* should show settings screen
},
speak(str, opts){
opts = opts || {speaksigns:true}
if( !this.enabled || !str) return
if( opts.speaksigns ){
str = str.replace(/\/\//,' ')
.replace(/:/,'')
.replace(/\//,' slash ')
.replace(/\./,' dot ')
.replace(/#/,' hash ')
.replace(/&/,' and ')
.replace(/=/,' is ')
}
if( str == this.speak.lastStr ) return // no duplicates
this.speak.lastStr = str
let speech = window.speechSynthesis
let utterance = new SpeechSynthesisUtterance( str )
this.speak_voices = speech.getVoices().length
if( this.speak_voice != -1 && this.speak_voice < this.speak_voices ){
utterance.voice = speech.getVoices()[ this.speak_voice ];
}else{
let voices = speech.getVoices()
for(let i = 0; i < voices.length; i++ ){
if( voices[i].lang == navigator.lang ) this.speak_voice = i;
}
}
utterance.rate = this.speak_rate
utterance.pitch = this.speak_pitch
utterance.volume = this.speak_volume
if( opts.override ) speech.cancel()
speech.speak(utterance)
},
init(){
this
.speakArrowKeys()
.setupListeners()
.setupPersistance()
.setupHrefCycling()
.setupSpeechKillOnEscape()
setTimeout( () => this.initCommands(), 200 )
},
speakArrowKeys(){
// speak arrow keys
window.addEventListener('keydown', (e) => {
if( !this.speak_keyboard ) return
let k = e.key
switch(k){
case "ArrowUp": k = "forward"; break;
case "ArrowLeft": k = "left"; break;
case "ArrowRight": k = "right"; break;
case "ArrowDown": k = "backward"; break;
}
this.speak(k,{override:true})
})
return this
},
setupSpeechKillOnEscape(){
window.addEventListener('keydown', (e) => {
if( e.key == "Escape" ){
this.speak("stop",{override:true})
}
})
},
setupHrefCycling(){
// speak arrow keys
window.addEventListener('keydown', (e) => {
if( e.key != "Tab" && e.key != "Enter" ) return
let subScene = xrf.scene.getObjectByName( xrf.frag.pos.last )
if( !subScene ) subScene = xrf.scene
let cache = this.setupHrefCycling.cache = this.setupHrefCycling.cache || {current: -1}
let objects = []
subScene.traverse( (n) => (n.userData.href || n.userData['aria-description']) && objects.push(n) )
const highlight = (n) => {
if( this.helper){
if( this.helper.selected == n.uuid ) return // already selected
xrf.scene.remove(this.helper)
}
this.selected = n
this.helper = new THREE.BoxHelper( n, 0xFF00FF )
this.helper.computeLineDistances()
this.helper.material.linewidth = 8
this.helper.material.color = xrf.focusLine.material.color
this.helper.material.dashSize = xrf.focusLine.material.dashSize
this.helper.material.gapSize = xrf.focusLine.material.gapSize
this.helper.selected = n.uuid
xrf.scene.add(this.helper)
notify(`${n.userData['aria-description']||''}` + (n.userData.href ? `<br><b>name:</b> ${n.name}<br><b>href:</b> ${n.userData['href']}` :'') )
}
if( e.key == 'Enter' && objects[cache.current].userData.href ){
xrf.navigator.to( objects[cache.current].userData.href )
}
// increment to next
cache.current = (cache.current + 1) % objects.length
if( e.key == 'Tab'){
highlight( objects[cache.current] )
}
e.preventDefault()
return false
})
return this
},
setupListeners(){
document.addEventListener('$menu:buttons:render', (e) => {
let $ = e.detail
let a = [...$.querySelectorAll('a')]
// make sure anchor buttons are accessible by tabbing to them
a.map( (btn) => {
if( !btn.href ) btn.setAttribute("href","javascript:void(0)") // important!
btn.setAttribute("aria-label","button")
})
document.addEventListener('mouseover', (e) => {
if( e.target.getAttribute("aria-title") ){
let lines = []
lines.push( e.target.getAttribute("aria-title") )
lines.push( e.target.getAttribute("aria-description") )
lines = lines.filter( (l) => l )
this.speak( lines.join("."), {override:true,speaksigns:false} )
}
})
document.addEventListener('$chat.send', (opts) => {
if( opts.detail.message ) this.speak( opts.detail.message)
})
})
document.addEventListener('network.send', (e) => {
let opts = e.detail
opts.message = opts.message || ''
this.speak(opts.message)
})
opts.xrf.addEventListener('pos', (opts) => {
if( this.enabled && this.speak_teleports ){
network.send({message: this.posToMessage(opts), class:["info","guide"]})
}
if( opts.frag.pos.string.match(/,/) ){
network.pos = opts.frag.pos.string
}else{
network.posName = opts.frag.pos.string
}
})
return this
},
setupPersistance(){
// auto-enable if previously enabled
if( window.localStorage.getItem("accessibility") === 'true' || xrf.navigator.URI.XRF.accessible ){
setTimeout( () => {
this.enabled = true
this.setFontSize()
}, 100 )
}
return this
},
initCommands(){
document.addEventListener('chat.command.help', (e) => {
e.detail.message += `<br><b class="badge">&lt;Escape&gt;</b> silence TTS `
e.detail.message += `<br><b class="badge">&lt;Tab&gt;</b> cycle [href] buttons / silence TTS `
e.detail.message += `<br><b class="badge">/fontsize &lt;number&gt;</b> set fontsize (default=14) `
})
document.addEventListener('chat.command', (e) => {
if( e.detail.message.match(/^fontsize/) ){
try{
let fontsize = parseInt( e.detail.message.replace(/^fontsize /,'').trim() )
if( fontsize == NaN ) throw 'not a number'
this.setFontSize(fontsize)
$chat.send({message:'fontsize set to '+fontsize})
}catch(e){
console.error(e)
$chat.send({message:'example usage: /fontsize 20'})
}
}
})
},
setFontSize(size){
if( size ){
window.localStorage.setItem("fontsize",size)
}else size = window.localStorage.getItem("fontsize")
if( !size ) return
document.head.innerHTML += `
<style type="text/css">
.accessibility #messages * {
font-size: ${size}px !important;
line-height: ${size*2}px !important;
}
</style>
`
$messages = document.querySelector('#messages')
setTimeout( () => $messages.scrollTop = $messages.scrollHeight, 1000 )
},
posToMessage(opts){
let obj
let description
let msg = "teleported to "
let pos = opts.frag.pos
if( pos.string.match(',') ) msg += `coordinates <a href="#pos=${pos.string}">${pos.string}</a>`
else{
msg += `location <a href="#pos=${pos.string}">${pos.string}</a>`
obj = opts.scene.getObjectByName(pos.string)
if( obj ){
description = obj.userData['aria-label'] || ''
}else msg += ", but the teleportation was refused because it cannot be found within this world"
}
return msg
},
sanitizeTranscript(){
return $chat.$messages.innerText
.replaceAll("<[^>]*>", "") // strip html
.split('\n')
.map( (l) => String(l+'.').replace(/(^|:|;|!|\?|\.)\.$/g,'\$1') ) // add dot if needed
.join('\n')
}
},
{
// auto-trigger events on changes
get(data,k,receiver){ return data[k] },
set(data,k,v){
data[k] = v
switch( k ){
case "enabled": {
let message = "accessibility mode has been "+(v?"activated":"disabled")+".<br>Type /help for help."
$('#accessibility.btn').style.filter= v ? 'brightness(1.0)' : 'brightness(0.5)'
if( v ) $chat.visible = true
$chat.send({message,class:['info']})
data.enabled = true
data.speak(message)
data.enabled = v
window.localStorage.setItem("accessibility", v)
$chat.$messages.classList[ v ? 'add' : 'remove' ]('guide')
document.body.classList.toggle(['accessibility'])
if( !data.readTranscript && (data.readTranscript = true) ){
data.speak( data.sanitizeTranscript() )
}
}
}
}
})
document.addEventListener('$menu:ready', (e) => {
try{
accessibility = accessibility(e.detail)
accessibility.init()
document.dispatchEvent( new CustomEvent("accessibility:ready", e ) )
$menu.buttons = $menu.buttons.concat([`<a class="btn" style="background:var(--xrf-dark-gray);filter: brightness(0.5);" aria-label="button" aria-description="enable all accessibility features" id="accessibility" onclick="accessibility.settings()"><i class="gg-yinyang"></i>accessibility</a><br>`])
}catch(e){console.error(e)}
})
document.querySelector('head').innerHTML += `
<style type="text/css">
.accessibility #messages * {
font-size:20px !important;
line-height:35px;
}
.accessibility #messages .msg.self {
background:var(--xrf-gray);
color:#FFF;
}
.accessibility #messages .msg.info,
.accessibility #messages .msg.self {
line-height:unset;
padding-top:15px;
padding-bottom:15px;
}
.accessibility #chatbar{
display: block !important;
}
.accessibility #chatsend{
display: block !important;
}
.accessibility #chatline {
text-indent:25px;
}
</style>
`
// reactive component for displaying the menu
menuComponent = (el) => new Proxy({
html: `
<div class="xrf footer">
<div class="menu">
<div id="buttons"></div>
<a class="btn" id="more" aria-title="menu button"><i id="icon" class="gg-menu"></i></a><br>
</div>
</div>
`,
collapsed: false,
logo: './../../assets/logo.png',
buttons: [`<a class="btn" aria-label="button" aria-title="share button" aria-description="this allows embedding and sharing of this URL or make a screenshot of it" id="share" onclick="frontend.share()"><i class="gg-link"></i>&nbsp;share</a><br>`],
$buttons: $buttons = el.querySelector('#buttons'),
$btnMore: $btnMore = el.querySelector('#more'),
toggle(state){
this.collapsed = state !== undefined ? state : !this.collapsed
el.querySelector("i#icon").className = this.collapsed ? 'gg-close' : 'gg-menu'
document.body.classList[ this.collapsed ? 'add' : 'remove' ](['menu'])
},
init(opts){
el.innerHTML = this.html
document.body.appendChild(el);
(['click']).map( (e) => el.addEventListener(e, (ev) => this[e] && this[e](ev.target.id,ev) ) )
setTimeout( () => {
document.dispatchEvent( new CustomEvent("$menu:ready", {detail: {$menu:this,xrf}}) )
},100)
return this
},
click(id,e){
switch(id){
case "icon":
case "more": return this.toggle(); break;
}
this.toggle(false)
}
},
{
get(me,k,v){ return me[k] },
set(me,k,v){
me[k] = v
switch( k ){
case "buttons": el.querySelector("#buttons").innerHTML = this.renderButtons(me);
document.dispatchEvent( new CustomEvent("$menu:buttons:render", {detail: el.querySelector('.menu') }) )
break;
case "collapsed":
el.querySelector("#buttons").style.display = me.collapsed ? 'block' : 'none'
frontend.emit('$menu:collapse', v)
break;
}
},
renderButtons: (data) => `${data.buttons.join('')}`
})
// reactify component!
document.addEventListener('frontend:ready', (e) => {
window.$menu = menuComponent( document.createElement('div') ).init(e.detail)
})
// this has some overlap with $menu.js
// frontend serves as a basis for shared functions (download, share e.g.)
window.frontend = (opts) => new Proxy({
html: `
<div id="topbar" class="xrf">
<div class="logo" ></div>
<button id="navback" onclick="history.back()">&#8249;</button>
<button id="navforward" onclick="history.forward()">&#8250;</button>
<input id="load" type="submit" value="load 3D file"></input>
<input type="text" id="uri" value="" onchange="AFRAME.XRF.navigator.to( $('#uri').value )" style="display:none"/>
</div>
`,
el: null,
notify_links: true,
plugin: {},
xrf,
// this SUPER-emit forwards custom events to all objects supporting dispatchEvent
// perfect to broadcast events simultaniously to document + 3D scene
emit(k,v){
v = v || {event:k}
for( let i in opts ){
if( opts[i].dispatchEvent ){
if( opts.debug ) console.log(`${i}.emit(${k},{...})`)
opts[i].dispatchEvent( new CustomEvent(k,{detail:v}) )
}
}
},
init(){
// setup element and delegate events
this.el = document.createElement("div")
this.el.innerHTML = this.html
document.body.appendChild(this.el);
(['click']).map( (e) => this.el.addEventListener(e, (ev) => this[e] && this[e](ev.target.id,ev) ) )
this
.setupFileLoaders()
.setupIframeUrlHandler()
.setupCapture()
.setupUserHints()
.setupNetworkListeners()
.hidetopbarWhenMenuCollapse()
.hideUIWhenNavigating()
window.notify = this.notify
setTimeout( () => {
document.dispatchEvent( new CustomEvent("frontend:ready", {detail:opts} ) )
},1)
return this
},
click(id,ev){
switch( id ){
case "load": this.fileLoaders()
}
},
setupFileLoaders(){
// enable user-uploaded asset files (activated by load button)
this.fileLoaders = this.loadFile({
".gltf": (file) => file.arrayBuffer().then( (data) => xrf.navigator.to(file.name,null, (new xrf.loaders.gltf()), data) ),
".glb": (file) => file.arrayBuffer().then( (data) => xrf.navigator.to(file.name,null, (new xrf.loaders.gltf()), data) )
})
return this
},
setupIframeUrlHandler(){
// allow iframe to open url
window.addEventListener('message', (event) => {
if (event.data && event.data.url) {
window.open(event.data.url, '_blank');
}
});
return this
},
setupCapture(){
// add screenshot component with camera to capture bigger size equirects
// document.querySelector('a-scene').components.screenshot.capture('perspective')
$('a-scene').setAttribute("screenshot",{camera: "[camera]",width: 4096*2, height:2048*2})
return this
},
setupUserHints(){
// notify navigation + href mouseovers to user
setTimeout( () => {
window.notify('loading '+document.location.search.substr(1))
setTimeout( () => {
let instructions = AFRAME.utils.device.isMobile()
? "hold 2-3 fingers to move forward/backward"
: "use W A S D keys and mouse-drag to move around"
window.notify(instructions,{timeout:false})
xrf.addEventListener('pos', (opts) => {
let pos = opts.frag.pos.string
window.notify('<b class="badge">teleporting</b> to <b>'+pos+"</b><br>use back/forward (browserbutton) to undo")
}) // close dialogs when url changes
},2000 )
xrf.addEventListener('href', (data) => {
if( !data.selected ) return
let html = this.notify_links ? `<b class="badge">${data.mesh.isSRC && !data.mesh.portal ? 'src' : 'href'}</b>${ data.xrf ? data.xrf.string : data.mesh.userData.src}<br>` : ''
let metadata = data.mesh.userData
let meta = xrf.Parser.getMetaData()
let hasMeta = false
for ( let label in meta ) {
let fields = meta[label]
for ( let i = 0; i < fields.length;i++ ) {
let field = fields[i]
if( metadata[field] ){
hasMeta = true
html += `<br><b style="min-width:110px;display:inline-block">${label}:</b> ${metadata[field]}\n`
break
}
}
}
let root = data.mesh.portal ? data.mesh.portal.stencilObject : data.mesh
let transcript = xrf.sceneToTranscript(root,data.mesh)
if( transcript.length ) html += `<br><b>transcript:</b><br><div class="transcript">${transcript}</div>`
if (hasMeta && !data.mesh.portal && metadata.XRF.src ) html += `<br><br><a class="btn" style="float:right" onclick="xrf.navigator.to('${data.mesh.userData.href}')">Visit embedded scene</a>`
if( !html ) return
window.notify(html,{timeout: 7000 * (hasMeta ? 1.5 : 1) })
})
},100)
return this
},
setupNetworkListeners(){
document.addEventListener('network.connect', (e) => {
window.notify("🪐 connecting to awesomeness..")
$chat.send({message:`🪐 connecting to awesomeness..`,class:['info'], timeout:5000})
})
document.addEventListener('network.connected', (e) => {
window.notify("🪐 connected to awesomeness..")
$chat.visibleChatbar = true
$chat.send({message:`🎉 ${e.detail.plugin.profile.name||''} connected!`,class:['info'], timeout:5000})
})
document.addEventListener('network.disconnect', () => {
window.notify("🪐 disconnecting..")
})
document.addEventListener('network.info', (e) => {
window.notify(e.detail.message)
$chat.send({...e.detail, class:['info'], timeout:5000})
})
document.addEventListener('network.error', (e) => {
window.notify(e.detail.message)
$chat.send({...e.detail, class:['info'], timeout:5000})
})
return this
},
hidetopbarWhenMenuCollapse(){
// hide topbar when menu collapse button is pressed
document.addEventListener('$menu:collapse', (e) => this.el.querySelector("#topbar").style.display = e.detail === true ? 'block' : 'none')
return this
},
hideUIWhenNavigating(){
// hide ui when user is navigating the scene using mouse/touch
let showUI = (show) => (e) => {
let isChatMsg = e.target.closest('.msg')
let isChatLine = e.target.id == 'chatline'
let isChatEmptySpace = e.target.id == 'messages'
let isUI = e.target.closest('.ui') ||
e.target.closest('.btn') ||
e.target.closest('button') ||
e.target.closest('textarea') ||
e.target.closest('input') ||
e.target.closest('a')
//console.dir({class: e.target.className, id: e.target.id, isChatMsg,isChatLine,isChatEmptySpace,isUI, tagName: e.target.tagName})
if( isUI ) return
if( show ){
if( typeof $chat != 'undefined' ) $chat.visible = true
}else{
if( typeof $chat != 'undefined' ) $chat.visible = false
$menu.toggle(false)
}
return true
}
document.addEventListener('mousedown', showUI(false) )
document.addEventListener('mouseup', showUI(true) )
document.addEventListener('touchstart', showUI(false) )
document.addEventListener('touchend', showUI(true) )
},
loadFile(contentLoaders, multiple){
return () => {
window.notify("if you're on Meta browser, file-uploads might be disabled")
let input = document.createElement('input');
input.type = 'file';
input.multiple = multiple;
input.accept = Object.keys(contentLoaders).join(",");
input.onchange = () => {
let files = Array.from(input.files);
let file = files.slice ? files[0] : files
for( var i in contentLoaders ){
let r = new RegExp('\\'+i+'$')
if( file.name.match(r) ){
xrf.navigator.URI.file = '' // bypass cached file (easy refresh same file for testing)
return contentLoaders[i](file)
}
}
alert(file.name+" is not supported")
};
input.click();
}
},
notify(_str,opts){
if( window.accessibility && window.accessibility.enabled ) return $chat.send({message:_str,class:['info']})
opts = opts || {status:'info'}
opts = Object.assign({ status, timeout:4000 },opts)
opts.message = _str
if( typeof str == 'string' ){
str = _str.replace(/(^\w+):/,"<div class='badge'>\$1</div>")
if( !opts.status ){
if( str.match(/error/g) ) opts.status = "danger"
if( str.match(/warning/g) ) opts.status = "warning"
}
opts.message = str
}
window.SnackBar( opts )
opts.message = typeof _str == 'string' ? _str : _str.innerText
window.frontend.emit("notify",opts)
},
download(){
function download(dataurl, filename) {
var a = document.createElement("a");
a.href = URL.createObjectURL( new Blob([dataurl]) );
a.setAttribute("download", filename);
a.click();
return false;
}
function exportScene(model,ext,file){
document.dispatchEvent( new CustomEvent('frontend.export',{detail:{ scene: model.scene,ext}}) )
xrf.emit('export', {scene: model.scene, ext})
.then( () => {
// setup exporters
let defaultExporter = THREE.GLTFExporter
xrf.loaders['gltf'].exporter = defaultExporter
xrf.loaders['glb'].exporter = defaultExporter
const exporter = new THREE.GLTFExporter()
exporter.parse(
model.scene,
function ( glb ) { download(glb, `${file}`) }, // ready
function ( error ) { console.error(error) }, // error
{
binary:true,
onlyVisible: false,
animations: model.animations,
includeCustomExtensions: true,
trs:true
}
);
})
}
// load original scene and overwrite with updates
let url = document.location.search.replace(/\?/,'')
let {urlObj,dir,file,hash,ext} = xrf.navigator.origin = xrf.URI.parse(url)
const Loader = xrf.loaders[ext]
loader = new Loader().setPath( dir )
notify('exporting scene<br><br>please wait..')
loader.load(url, (model) => {
exportScene(model,ext,file)
})
},
updateHashPosition(randomize){
const pos = xrf.frag.pos.get()
xrf.navigator.updateHash.active = false // prevent teleport
xrf.navigator.URI.hash.pos = `${pos.x},${pos.y},${pos.z}`
document.location.hash = `#${xrf.navigator.URI.fragment}`
xrf.navigator.updateHash.active = true
return document.location.href
},
copyToClipboard(text){
// copy url to clipboard
var dummy = document.createElement('input')
document.body.appendChild(dummy);
dummy.value = text;
dummy.select();
document.execCommand('copy');
document.body.removeChild(dummy);
},
share(opts){
opts = opts || {notify:true,qr:true,share:true,linkonly:false}
if( network.meetingLink && !xrf.navigator.URI.hash.meet ){
xrf.navigator.URI.hash.meet = network.meetingLink
}
let url = frontend.updateHashPosition()
console.log(url)
if( opts.linkonly ) return url
this.copyToClipboard( url )
// End of *TODO*
if( opts.notify ){
window.notify(`<h2>${ network.connected ? 'Meeting link ' : 'Link'} copied to clipboard!</h2>
Now share it with your friends ❤️<br>
<canvas id="qrcode" width="121" height="121"></canvas><br>
<button onclick="frontend.download()"><i class="gg-software-download"></i>&nbsp;&nbsp;&nbsp;download scene file</button> <br>
<button onclick="alert('this might take a while'); $('a-scene').components.screenshot.capture('equirectangular')"><i class="gg-image"></i>&nbsp;&nbsp;download 360 screenshot</button> <br>
<a class="btn" target="_blank" href="https://github.com/coderofsalvation/xrfragment-helloworld"><i class="gg-serverless"></i>&nbsp;&nbsp;&nbsp;clone & selfhost this experience</a><br>
To embed this experience in your blog,<br>
copy/paste the following into your HTML:<br><input type="text" value="&lt;iframe src='${document.location.href}'&gt;&lt;/iframe&gt;" id="share"/>
<br>
<br>
`,{timeout:false})
}
// draw QR code
if( opts.qr ){
setTimeout( () => {
let QR = window.QR
QR.canvas = document.getElementById('qrcode')
QR.draw( url, QR.canvas )
},1)
}
// mobile share
if( opts.share && typeof navigator.share != 'undefined'){
navigator.share({
url,
title: 'your meeting link'
})
}
$menu.collapse = true
}
},
{
// auto-trigger events on changes
get(me,k,receiver){ return me[k] },
set(me,k,v){
let from = me[k]
me[k] = v
switch( k ){
case "logo": $logo.style.backgroundImage = `url(${v})`; break;
default: me.emit(`me.${k}.change`, {from,to:v}); break;
}
}
})
frontend = frontend({xrf,document}).init()
// this allows surfing to a href by typing its node-name
// help screen
document.addEventListener('chat.command.help', (e) => {
e.detail.message += `
<br><b class="badge">&lt;destinationname&gt;</b> surf to a destination
`
})
document.addEventListener('chat.input', (e) => {
let name = e.detail.message.trim()
xrf.scene.traverse( (n) => {
if( n.userData && n.userData.href && n.userData.href.match(/pos=/) && n.name == name ){
$chat.send({message:'<b class="badge">activating</b> '+n.name, class:['self','info']})
xrf.navigator.to( n.userData.href )
}
})
})
// this allows a more-or-less MUD type interface
//
//
// help screen
document.addEventListener('chat.command.help', (e) => {
e.detail.message += `
<br><b class="badge">?</b> help screen
<br><b class="badge">look</b> view scene and destinations
<br><b class="badge">go [left|right|forward|destination]</b> surf [to destination]
<br><b class="badge">do [action]</b> list [or perform] action(s)
<br><b class="badge">rotate &lt;left|right|up|down&gt;</b> rotate camera
<br><b class="badge">back</b> go to previous portal/link
<br><b class="badge">forward</b> go to previous portal/link
<br><b class="badge">#....</b> execute XR Fragments
<hr/>
`
})
const listExits = (scene) => {
let message = ''
let destinations = {}
scene.traverse( (n) => {
if( n.userData && n.userData.href && n.userData.href.match(/pos=/) ){
destinations[n.name] = n.userData['aria-label'] || n.userData.href
}
})
for( let destination in destinations ){
message += `<br><b class="badge">${destination}</b> ${destinations[destination]}`
}
if( !message ) message += '<br>type <b class="badge">back</b> to go back'
return message
}
const listActions = (scene) => {
let message = ''
let destinations = {}
scene.traverse( (n) => {
if( n.userData && n.userData.href && !n.userData.href.match(/pos=/) ){
destinations[n.name] = n.userData['aria-description'] || n.userData['aria-label'] || n.userData.href
}
})
for( let destination in destinations ){
message += `<br><b class="badge">${destination}</b> ${destinations[destination]}`
}
if( !message ) message += '<br>no actions found'
return message
}
document.addEventListener('chat.input', (e) => {
if( e.detail.message.trim() == '?' ){
document.dispatchEvent( new CustomEvent( 'chat.command', {detail:{message:"help"}} ) )
e.detail.halt = true // don't send to other peers
}
if( e.detail.message.trim() == 'look' ){
let scene = xrf.frag.pos.last ? xrf.scene.getObjectByName(xrf.frag.pos.last) : xrf.scene
let message = `<div class="transcript">${xrf.sceneToTranscript(scene)}</div><br>possible destinations in this area:${listExits(scene)}`
e.detail.halt = true // dont print command to screen
$chat.send({message})
}
if( e.detail.message.match(/^go($| )/) ){
if( e.detail.message.trim() == 'go' ){
$chat.send({message: `all possible destinations:${listExits(xrf.scene)}`})
}else{
let destination = e.detail.message.replace(/^go /,'').trim()
if( destination.match(/(left|right|forward|backward)/) ){
let key = ''
switch( destination){
case "left": key = 'ArrowLeft'; break;
case "right": key = 'ArrowRight'; break;
case "forward": key = 'ArrowUp'; break;
case "backward": key = 'ArrowDown'; break;
}
if( key ){
let lookcontrols = document.querySelector('[look-controls]')
if( lookcontrols ) lookcontrols.removeAttribute('look-controls') // workaround to unlock camera
var wasd = document.querySelector('[wasd-controls]').components['wasd-controls']
wasd.keys[ key ] = true
wasd.velocity = new THREE.Vector3()
setTimeout( () => delete wasd.keys[ key ], 100 )
wasd.el.object3D.matrixAutoUpdate = true;
wasd.el.object3D.updateMatrix()
xrf.camera.getCam().updateMatrix()
}
}else{
let node
xrf.scene.traverse( (n) => {
if( n.userData && n.userData.href && n.name == destination ) node = n
})
if( node ) xrf.navigator.to( node.userData.href )
else $chat.send({message:"type 'look' for possible destinations"})
}
}
e.detail.halt = true // dont write input to chat
}
if( e.detail.message.match(/^do($| )/) ){
if( e.detail.message.trim() == 'do' ){
$chat.send({message: `all possible actions:${listActions(xrf.scene)}`})
}else{
let action = e.detail.message.replace(/^do /,'').trim()
xrf.scene.traverse( (n) => {
if( n.userData && n.userData.href && n.name == action ){
$chat.send({message:'<b class="badge">activating</b> '+n.name, class:['self','info']})
xrf.navigator.to( n.userData.href )
}
})
}
e.detail.halt = true // dont write input to chat
}
if( e.detail.message.match(/^rotate /) ){
let dir = e.detail.message.replace(/^rotate /,'').trim()
let y = 0;
let x = 0;
switch(dir){
case "left": y = 0.3; break;
case "right": y = -0.3; break;
case "up": x = 0.3; break;
case "down": x = -0.3; break;
}
let lookcontrols = document.querySelector('[look-controls]')
if( lookcontrols ) lookcontrols.removeAttribute('look-controls') // workaround to unlock camera
xrf.camera.rotation.y += y
xrf.camera.rotation.x += x
xrf.camera.matrixAutoUpdate = true
e.detail.halt = true // dont write input to chat
}
if( e.detail.message.trim() == 'back' ){
window.history.back()
}
if( e.detail.message.trim() == 'forward' ){
window.history.forward()
}
})
// this allows surfing to a href by typing its node-name
// help screen
document.addEventListener('chat.command.help', (e) => {
e.detail.message += `
<br><b class="badge">/speak_keyboard &lt;true|false&gt;</b> turn on/off keyboard input TTS
<br><b class="badge">/speak_teleports &lt;true|false&gt;</b> turn on/off TTS for teleports
<br><b class="badge">/speak_rate &lt;1&gt;</b> adjust TTS speed
<br><b class="badge">/speak_pitch &lt;1&gt;</b> adjust TTS pitch
<br><b class="badge">/speak_volume &lt;1&gt;</b> adjust TTS volume
<br><b class="badge">/speak_voice &lt;0&gt;</b> select voice (max: ${window.accessibility.speak_voices})
`
})
document.addEventListener('chat.command', (e) => {
if( !e.detail.message.trim().match(/ /) ) return
let action = e.detail.message.trim().split(" ")[0]
let value = e.detail.message.trim().split(" ")[1]
if( window.accessibility[action] == undefined ) return
window.accessibility[action] = value
window.localStorage.setItem(action, value )
$chat.send({message: `${action} set to ${value}`, class:['info']})
})
}).apply({})