452 lines
21 KiB
JavaScript
452 lines
21 KiB
JavaScript
/*
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*
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* css/html template
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*
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* ┌─────────┐ ┌────────────┐ ┌─────────────┐ exit-AR
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* ┌───────►│ com/dom ┼──►│ com/window ├─►│ domrenderer │◄────────── exit-VR ◄─┐
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* │ └─────────┘ └────────────┘ └─────▲───────┘ │
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* │ │ ┌───────────────┐ │
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* ┌──────────┴────────┐ ┌─────┴──────┐ │ xterm.js │ ┌─────────────────────────────┐
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* │ com/isoterminal ├────────────────────────────►│com/xterm.js│◄─┤ │ │com/html-as-texture-in-XR.js │
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* └────────┬─┬────────┘ └──┬──────┬▲─┘ │ xterm.css │ └─────────────────────────────┘
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* │ │ ┌────────┐ ┌─────────▼──┐ ││ └───────────────┘ │ ▲
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* │ └───────►│ plane ├─────►text───┼►canvas │◄────────────────── enter-VR │ │
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* │ └────────┘ └────────────┘ ││ enter-AR ◄─┘ │
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* │ renderer=canvas ││ │
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* │ ││ │
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* │ ISOTerminal.js ││ │
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* │ ┌───────────────────────────┐◄────┘│ │
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* │ │ com/isoterminal/worker.js ├──────┘ │
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* │ └──────────────┌────────────┤ │
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* │ │ v86.js │ │
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* │ │ feat/*.js │ │
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* │ │ libv86.js │ │
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* │ └────────────┘ │
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* │ │
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* └────────────────────────────────────────────────────────────────────────────────────┘
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*
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* NOTE: For convenience reasons, events are forwarded between com/isoterminal.js, worker.js and ISOTerminal
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* Instead of a melting pot of different functionnames, events are flowing through everything (ISOTerminal.emit())
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*/
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if( typeof AFRAME != 'undefined '){
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AFRAME.registerComponent('isoterminal', {
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schema: {
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iso: { type:"string", "default":"https://forgejo.isvery.ninja/assets/xrsh-buildroot/main/xrsh.iso" },
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overlayfs: { type:"string"},
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width: { type: 'number',"default": -1 },
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height: { type: 'number',"default": -1 },
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depth: { type: 'number',"default": 0.03 },
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lineHeight: { type: 'number',"default": 18 },
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padding: { type: 'number',"default": 18 },
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maximized: { type: 'boolean',"default":true},
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muteUntilPrompt:{ type: 'boolean',"default":true}, // mute stdout until a prompt is detected in ISO
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HUD: { type: 'boolean',"default":false}, // link to camera movement
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transparent: { type:'boolean', "default":false }, // need good gpu
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memory: { type: 'number', "default":64 }, // VM memory (in MB) [NOTE: quest or smartphone might crash > 40mb ]
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bufferLatency: { type: 'number', "default":1 }, // in ms: bufferlatency from webworker to xterm (batch-update every char to texture)
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debug: { type: 'boolean', "default":false }
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},
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init: function(){
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this.el.object3D.visible = false
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this.calculateDimension()
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this.initHud()
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this.setupBox()
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this.setupPasteDrop()
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fetch(this.data.iso,{method: 'HEAD'})
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.then( (res) => {
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if( res.status != 200 ) throw 'not found'
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})
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.catch( (e) => {
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console.warn(this.data.iso+" could not be loaded, loading fallback ISO URL:")
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console.warn(this.schema.iso.default)
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this.data.iso = this.schema.iso.default
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})
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.finally( () => this.initTerminal(true) )
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},
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requires:{
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com: "com/dom.js",
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window: "com/window.js",
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pastedrop: "com/pastedrop.js",
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v86: "com/isoterminal/libv86.js",
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vt100: "com/isoterminal/VT100.js",
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// allow xrsh to selfcontain scene + itself
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xhook: "com/lib/xhook.min.js",
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selfcontain: "com/selfcontainer.js",
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// html to texture
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htmlinxr: "com/html-as-texture-in-xr.js",
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// isoterminal global features
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PromiseWorker: "com/isoterminal/PromiseWorker.js",
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ISOTerminal: "com/isoterminal/ISOTerminal.js",
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localforage: "com/isoterminal/localforage.js",
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},
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dom: {
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scale: 0.66,
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events: ['click','keydown'],
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html: (me) => `<div class="isoterminal">
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<div id="term" tabindex="0">
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<pre></pre>
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</div>
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</div>`,
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css: (me) => `.isoterminal{
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padding: ${me.com.data.padding}px;
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width:100%;
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height:90%;
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position:relative;
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}
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.isoterminal div{
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display:block;
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position:relative;
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line-height: ${me.com.data.lineHeight}px;
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}
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#term {
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outline: none !important;
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}
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@font-face {
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font-family: 'Cousine';
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font-style: normal;
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font-weight: 400;
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src: url(./com/isoterminal/assets/Cousine.ttf) format('truetype');
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}
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@font-face {
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font-family: 'Cousine';
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font-style: normal;
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font-weight: 700;
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src: url(./com/isoterminal/assets/CousineBold.ttf) format('truetype');
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}
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.isoterminal style{ display:none }
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blink{
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border:none;
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padding:none;
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}
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#overlay .winbox:has(> .isoterminal){
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background:transparent;
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box-shadow:none;
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}
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.cursor {
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background: #70F !important;
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animation:fade 1000ms infinite;
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-webkit-animation:fade 1000ms infinite;
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}
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.XR .cursor {
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animation:none;
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-webkit-animation:none;
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}
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.wb-body:has(> .isoterminal){
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background: #000C;
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overflow:hidden;
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}
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.XR .wb-body:has(> .isoterminal){
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background: transparent;
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}
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.XR .isoterminal{
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background: #000;
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}
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.isoterminal *{
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font-size: 14px;
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font-family: "Cousine",Liberation Mono,DejaVu Sans Mono,Courier New,monospace;
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font-weight:500 !important;
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text-shadow: 0px 0px 10px #F075;
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}
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@keyframes fade {
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from { opacity: 1.0; }
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50% { opacity: 0.5; }
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to { opacity: 1.0; }
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}
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@-webkit-keyframes fade {
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from { opacity: 1.0; }
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50% { opacity: 0.5; }
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to { opacity: 1.0; }
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}
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.blink{
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animation:fade 1000ms infinite;
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-webkit-animation:fade 1000ms infinite;
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}
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`
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},
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initTerminal: async function(singleton){
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// why not latest xterm or v3.12 with builtin-canvas support?
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// first versions used 1.5.4, a typescript rewrite which:
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// * acts weird with oculus browser keyboard (does not repaint properly after typing)
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// * does not use canvas anymore [which would be ideal for THREE.js texture]
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// * does not allow switching between dom/canvas
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// * only allows a standalone WebGL addon (conflicts with THREE)
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// * heavily dependent on requestAnimationFrame (conflicts with THREE)
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// * typescript-rewrite results in ~300k lib (instead of 96k)
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// * v3.12 had slightly better performance but still very heavy
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await AFRAME.utils.require(this.requires)
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await AFRAME.utils.require({ // ISOTerminal plugins
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boot: "com/isoterminal/feat/boot.js",
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javascript: "com/isoterminal/feat/javascript.js",
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jsconsole: "com/isoterminal/feat/jsconsole.js",
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indexhtml: "com/isoterminal/feat/index.html.js",
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indexjs: "com/isoterminal/feat/index.js.js",
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autorestore: "com/isoterminal/feat/autorestore.js",
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pastedropFeat: "com/isoterminal/feat/pastedrop.js",
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httpfs: "com/isoterminal/feat/httpfs.js",
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})
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this.el.setAttribute("selfcontainer","")
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// *DISABLED* instance this component
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// rason: we only need one term for now (more = too cpu heavy)
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let instance
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if( singleton ){
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instance = this.el
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}else{
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if( this.instance ){
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const el = document.querySelector('.isoterminal')
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return console.warn('TODO: allow multiple terminals for future beefy devices(see v86 examples)')
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}
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instance = this.instance = this.el.cloneNode(false)
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this.el.sceneEl.appendChild( instance )
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}
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// init isoterminal
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this.term = new ISOTerminal(instance,this.data)
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instance.addEventListener('DOMready', () => {
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this.setupVT100(instance)
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setTimeout( () => {
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instance.setAttribute("html-as-texture-in-xr", `domid: #term; faceuser: true`)
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},100)
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//instance.winbox.resize(720,380)
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let size = `width: ${this.data.width}; height: ${this.data.height}`
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instance.setAttribute("window", `title: xrsh.iso; uid: ${instance.uid}; attach: #overlay; dom: #${instance.dom.id}; ${size}; min: ${this.data.minimized}; max: ${this.data.maximized}; class: no-full, no-resize, no-move`)
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})
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instance.addEventListener('window.oncreate', (e) => {
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instance.dom.classList.add('blink')
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// run iso
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let opts = {dom:instance.dom}
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for( let i in this.data ) opts[i] = this.data[i]
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opts.cols = this.cols
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opts.rows = this.rows
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this.term.start(opts)
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})
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instance.setAttribute("dom", "")
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instance.setAttribute("pastedrop", "")
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this.term.addEventListener('ready', (e) => {
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instance.dom.classList.remove('blink')
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this.term.emit('status',"running")
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if( this.data.debug ) this.runTests()
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})
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this.term.addEventListener('status', function(e){
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let msg = e.detail
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const w = instance.winbox
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if(!w) return
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w.titleBak = w.titleBak || w.title
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w.setTitle( `${w.titleBak} [${msg}]` )
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})
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instance.addEventListener('window.onclose', (e) => {
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if( !confirm('do you want to kill this virtual machine and all its processes?') ) e.halt = true
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})
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const resize = (w,h) => { }
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instance.addEventListener('window.onresize', resize )
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instance.addEventListener('window.onmaximize', resize )
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const focus = (showdom) => (e) => {
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this.el.emit('focus',e.detail)
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if( this.el.components.window && this.data.renderer == 'canvas'){
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this.el.components.window.show( showdom )
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}
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}
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this.el.addEventListener('obbcollisionstarted', focus(false) )
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this.el.sceneEl.addEventListener('enter-vr', focus(false) )
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this.el.sceneEl.addEventListener('enter-ar', focus(false) )
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this.el.sceneEl.addEventListener('exit-vr', focus(true) )
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this.el.sceneEl.addEventListener('exit-ar', focus(true) )
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instance.object3D.quaternion.copy( AFRAME.scenes[0].camera.quaternion ) // face towards camera
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},
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initHud: function(){
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if( AFRAME.utils.device.isMobile() ) this.data.HUD = true
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if( this.data.HUD ){
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document.querySelector('[camera]').appendChild( this.el )
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this.el.setAttribute("position","0 -0.03 -0.4")
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}
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},
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runTests: async function(){
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await AFRAME.utils.require({
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"test_util": "tests/util.js",
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"test_isoterminal":"tests/ISOTerminal.js"
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})
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console.test.run()
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},
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setupVT100: function(instance){
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const el = this.el.dom.querySelector('#term')
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this.term.opts.vt100 = {
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cols: this.cols,
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rows: this.rows,
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el_or_id: el,
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max_scroll_lines: this.rows*2,
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nodim: true,
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rainbow: [VT100.COLOR_MAGENTA, VT100.COLOR_CYAN ],
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xr: AFRAME.scenes[0].renderer.xr,
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map: {
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'ArrowRight': { ch: false, ctrl: '\x1b\x66' }, // this triggers ash-shell forward-word
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'ArrowLeft': { ch: false, ctrl: '\x1b\x62' } // backward-word
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}
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}
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this.term.emit('initVT100',this)
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this.vt100 = new VT100( this.term.opts.vt100 )
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this.vt100.el = el
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this.vt100.curs_set( 1, true)
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this.vt100.focus()
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this.el.addEventListener('focus', () => this.vt100.focus() )
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this.vt100.getch( (ch,t) => {
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this.term.send( ch )
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})
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this.el.addEventListener('serial-output-byte', (e) => {
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const byte = e.detail
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var chr = String.fromCharCode(byte);
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this.vt100.addchr(chr)
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})
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this.el.addEventListener('serial-output-string', (e) => {
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this.vt100.write(e.detail)
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})
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// translate file upload into pasteFile
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this.vt100.upload.addEventListener('change', (e) => {
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const file = this.vt100.upload.files[0];
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const item = {...file, getAsFile: () => file }
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this.el.emit('pasteFile', { item, type: file.type });
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})
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return this
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},
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setupPasteDrop: function(){
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this.el.addEventListener('pasteFile', (e) => {
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e.preventDefault() // prevent bubbling up to window (which is triggering this initially)
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if( !this.term.pasteFile ) return // skip if feat/pastedrop.js is not loaded
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this.term.pasteFile(e.detail)
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})
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return this
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},
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setupBox: function(){
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// setup slightly bigger black backdrop (this.el.getObject3D("mesh"))
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const w = this.data.width/950;
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const h = this.data.height/950;
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this.el.box = document.createElement('a-entity')
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this.el.box.setAttribute("geometry",`primitive: box; width:${w}; height:${h}; depth: -${this.data.depth}`)
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this.el.box.setAttribute("material","shader:flat; color:black; opacity:0.9; transparent:true; ")
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this.el.box.setAttribute("position",`0 0 ${(this.data.depth/2)-0.001}`)
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this.el.appendChild(this.el.box)
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},
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calculateDimension: function(){
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if( this.data.width == -1 ) this.data.width = document.body.offsetWidth;
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if( this.data.height == -1 ) this.data.height = Math.floor( document.body.offsetHeight - 30 )
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if( this.data.height > this.data.width ) this.data.height = this.data.width // mobile smartphone fix
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this.data.width -= this.data.padding*2
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this.data.height -= this.data.padding*2
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this.cols = Math.floor(this.data.width/this.data.lineHeight*2)
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this.rows = Math.floor( (this.data.height*0.93)/this.data.lineHeight)
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},
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events:{
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// combined AFRAME+DOM reactive events
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click: function(e){ }, //
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keydown: function(e){ },
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// reactive events for this.data updates
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myvalue: function(e){ this.el.dom.querySelector('b').innerText = this.data.myvalue },
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launcher: async function(){
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this.initTerminal()
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}
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},
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manifest: { // HTML5 manifest to identify app to xrsh
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"iso": "linux-x64-4.15.iso",
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"short_name": "ISOTerm",
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"name": "terminal",
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"icons": [
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{
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"src": "https://css.gg/terminal.svg",
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"src": "data:image/svg+xml;base64,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",
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"type": "image/svg+xml",
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"sizes": "512x512"
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}
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],
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"id": "/?source=pwa",
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"start_url": "/?source=pwa",
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"background_color": "#3367D6",
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"display": "standalone",
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"scope": "/",
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"theme_color": "#3367D6",
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"shortcuts": [
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{
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"name": "What is the latest news?",
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"cli":{
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"usage": "helloworld <type> [options]",
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"example": "helloworld news",
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"args":{
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"--latest": {type:"string"}
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}
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},
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"short_name": "Today",
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"description": "View weather information for today",
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"url": "/today?source=pwa",
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"icons": [{ "src": "/images/today.png", "sizes": "192x192" }]
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}
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],
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"description": "Hello world information",
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"screenshots": [
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{
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"src": "/images/screenshot1.png",
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"type": "image/png",
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"sizes": "540x720",
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"form_factor": "narrow"
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}
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],
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"help":`
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Helloworld application
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This is a help file which describes the application.
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It will be rendered thru troika text, and will contain
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headers based on non-punctualized lines separated by linebreaks,
|
|
in above's case "\nHelloworld application\n" will qualify as header.
|
|
`
|
|
}
|
|
|
|
});
|
|
}
|