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load pixel forge tools from json file, improved tools list, bugfixes #5404

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30968b3
load pixel forge tools from json file, bugfixes
DedeHai Mar 5, 2026
34bcf01
fix rabbit suggestions
DedeHai Mar 5, 2026
cff13fb
minor fixes, indentation
DedeHai Mar 5, 2026
ec59000
improve robustness
DedeHai Mar 5, 2026
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4 changes: 4 additions & 0 deletions wled00/data/common.js
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Original file line number Diff line number Diff line change
Expand Up @@ -126,6 +126,10 @@ function getLoc() {
}
}
function getURL(path) { return (loc ? locproto + "//" + locip : "") + path; }
// HTML entity escaper – use on any remote/user-supplied text inserted into innerHTML
function esc(s) { return String(s).replace(/[&<>"']/g, c => ({'&':'&amp;','<':'&lt;','>':'&gt;','"':'&quot;',"'":'&#39;'}[c])); }
// URL sanitizer – blocks javascript: and data: URIs, use for externally supplied URLs for some basic safety
function safeUrl(u) { return /^https?:\/\//.test(u) ? u : '#'; }
function B() { window.open(getURL("/settings"),"_self"); }
var timeout;
function showToast(text, error = false) {
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184 changes: 119 additions & 65 deletions wled00/data/pixelforge/pixelforge.htm
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Original file line number Diff line number Diff line change
Expand Up @@ -391,30 +391,9 @@ <h3>Available Tokens</h3>
<div id="ti1D" style="display:none;">Not available in 1D</div>
</div>
<div id="oTab" class="tabc">
<div class="ed active">
<div>
<h3>Pixel Paint</h3>
<div><small>Interactive painting tool</small></div>
<button class="btn" id="t1" style="display:none"></button>
</div>
</div>
<hr>
<div class="ed active">
<div>
<h3>Video Lab</h3>
<div><small>Stream video and generate animated GIFs (beta)</small></div>
<button class="btn" id="t2" style="display:none"></button>
</div>
</div>
<hr>
<div class="ed active">
<div>
<h3>PIXEL MAGIC Tool</h3>
<div><small>Legacy pixel art editor</small></div>
<button class="btn" id="t3" style="display:none"></button>
</div>
<div id="tools">
<div style="padding:20px;text-align:center;">Loading tools...</div>
</div>
<hr>
</div>

<div style="margin:20px 0">
Expand Down Expand Up @@ -442,6 +421,11 @@ <h3>PIXEL MAGIC Tool</h3>
let iL=[]; // image list
let gF=null,gI=null,aT=null;
let fL; // file list
let pT = []; // local tools list from JSON
const remoteURL = 'https://dedehai.github.io/pf_tools.json'; // Change to your actual repo
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@netmindz netmindz Mar 6, 2026

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TODO: swap to wled

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@DedeHai DedeHai Mar 6, 2026

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can also rename it if there is a clearer name.

const toolsjson = 'pf_tools.json';
// note: the pf_tools.json must use major.minor for tool versions (e.g. 0.95 or 1.1), otherwise the update check won't work
// also the code assumes that the tool url points to a gz file

// load external resources in sequence to avoid 503 errors if heap is low, repeats indefinitely until loaded
(function loadFiles() {
Expand All @@ -459,21 +443,19 @@ <h3>PIXEL MAGIC Tool</h3>
getLoc();
// create off screen canvas
rv = cE('canvas');
rvc = rv.getContext('2d',{willReadFrequently:true});
rvc = rv.getContext('2d',{willReadFrequently:true});
rv.width = cv.width; rv.height = cv.height;

tabSw(localStorage.tab||'img'); // switch to last open tab or image tab by default
await segLoad(); // load available segments
await flU(); // update file list
toolChk('pixelpaint.htm','t1'); // update buttons of additional tools
toolChk('videolab.htm','t2');
toolChk('pxmagic.htm','t3');
await loadTools(); // load additional tools list from pf_tools.json
await fsMem(); // show file system memory info
}

/* update file list */
async function flU(){
try{
const r = await fetch(getURL('/edit?list=/'));
const r = await fetch(getURL('/edit?list=/&cb=' + Date.now()));
fL = await r.json();
}catch(e){console.error(e);}
}
Expand Down Expand Up @@ -576,14 +558,14 @@ <h3>PIXEL MAGIC Tool</h3>
await new Promise(res=>{
const im=new Image();
im.onload=()=>{
it.style.backgroundImage=`url(${url}?cb=${Date.now()})`;
it.style.backgroundImage=`url('${encodeURI(url)}?cb=${Date.now()}')`;
if(!isGif) it.style.border="5px solid red";
it.classList.remove('loading'); res();
const kb=Math.round(f.size/1024);
it.title=`${name}\n${im.width}x${im.height}\n${kb} KB`;
};
im.onerror=()=>{it.classList.remove('loading');it.style.background='#222';res();};
im.src=url+'?cb='+Date.now();
im.src=encodeURI(url)+'?cb='+Date.now();
});
}
}
Expand All @@ -597,35 +579,97 @@ <h3>PIXEL MAGIC Tool</h3>
//}
}

/* additional tools: check if present, install if not */
function toolChk(file, btnId) {
/* additional tools: loaded from pf_tools.json, store json locally for offline use*/
async function loadTools() {
try {
const has = fL.some(f => f.name.includes(file));
const b = getId(btnId);
b.style.display = 'block';
b.style.margin = '10px auto';
if (has) {
b.textContent = 'Open';
b.onclick = () => window.open(getURL(`/${file}`), '_blank'); // open tool: remove gz to not trigger download
} else {
b.textContent = 'Download';
b.onclick = async () => {
const fileGz = file + '.gz'; // use gz version
const url = `https://dedehai.github.io/${fileGz}`; // always download gz version
if (!confirm(`Download ${url}?`)) return;
try {
const f = await fetch(url);
if (!f.ok) throw new Error("Download failed " + f.status);
const blob = await f.blob(), fd = new FormData();
fd.append("data", blob, fileGz);
const u = await fetch(getURL("/upload"), { method: "POST", body: fd });
alert(u.ok ? "Tool installed!" : "Upload failed");
await flU(); // update file list
toolChk(file, btnId); // re-check and update button (must pass non-gz file name)
} catch (e) { alert("Error " + e.message); }
};
const res = await fetch(getURL('/' + toolsjson + '?cb=' + Date.now())); // load local tools list
pT = res.ok ? await res.json() : [];
} catch (e) {}

renderTools(); // render whatever we have

try {
const rT = await (await fetch(remoteURL + '?cb=' + Date.now())).json();
let changed = false;
rT.forEach(rt => {
let lt = pT.find(t => t.id === rt.id);
if (!lt) {
pT.push(rt); // new tool available
changed = true;
} else {
// check version
if (isNewer(rt.ver, lt.ver)) {
lt.pending = { ver: rt.ver, url: rt.url, file: rt.file, desc: rt.desc }; // add pending update info
changed = true;
}
}
});
if (changed) {
await saveToolsjson(); // save updated json
renderTools();
}
} catch(e){console.error(e);}
}

async function saveToolsjson() {
const fd = new FormData();
fd.append("data", new Blob([JSON.stringify(pT)], {type:'application/json'}), toolsjson);
await fetch(getURL("/upload"), { method: "POST", body: fd });
}

// tool versions must be in format major.minor (e.g. 0.95 or 1.1)
function isNewer(vN, vO) {
return parseFloat(vN) > parseFloat(vO);
}

function renderTools() {
let h = '';
pT.forEach(t => {
const installed = fL.some(f => f.name.includes(t.file)); // check if tool file exists (either .htm or .htm.gz)
h += `<div class="ed active" style="margin-bottom:10px; border-radius:20px; text-align:left;">
<div style="display:flex; justify-content:space-between;">
<h3>${esc(t.name)} <small style="font-size:10px">v${t.ver}</small></h3>
${installed ? `<button class="sml" style="height:40px;" onclick="deleteFile('${t.file}')">✕</button>` : ''}
</div>
${t.desc}
<div style="font-size:10px; color:#888;">
by ${esc(t.author)} | <a href="${safeUrl(t.source)}" target="_blank">${safeUrl(t.source)}</a>
</div>
<div class="crw">
${installed ? `<button class="btn" onclick="window.location.href=getURL('/${t.file}')">Open</button>` : `<button class="btn" onclick="insT('${t.id}')">Install</button>`}
${t.pending && installed ? `<button class="btn" style="color:#fb2" onclick="insT('${t.id}')">Update v${t.pending.ver}</button>` : ''}
</div>
</div>`;
});
getId('tools').innerHTML = h || 'No tools found (offline?).';
}

// install or update tool
async function insT(id) {
const t = pT.find(x => x.id == id);
ovShow();
try {
const src = t.pending || t;
const f = await fetch(src.url); // url in json must be pointing to a gz file
if (!f.ok) throw new Error("Download failed " + f.status);
const fd = new FormData();
fd.append("data", await f.blob(), src.file + '.gz'); // always use gz for file name (source MUST be gz)
const u = await fetch(getURL("/upload"), { method: "POST", body: fd });
alert(u.ok ? "Tool installed!" : "Install failed");
if (u.ok && t.pending) {
// save and remove update info after successful update
t.ver = t.pending.ver;
t.url = t.pending.url;
t.file = t.pending.file;
t.desc = t.pending.desc;
delete t.pending;
}
} catch (e) { console.error(e); }
await saveToolsjson();
await flU(); // refresh file list
renderTools();
} catch(e) { alert("Error " + e.message); }
fsMem(); // refresh memory info after upload
ovHide();
}

/* fs/mem info */
Expand Down Expand Up @@ -1107,6 +1151,7 @@ <h3>PIXEL MAGIC Tool</h3>
} catch (e) {
msg(`Error: ${e.message}`, 'err');
} finally {
fsMem(); // refresh memory info after upload
ovHide();
}
};
Expand Down Expand Up @@ -1143,7 +1188,7 @@ <h3>PIXEL MAGIC Tool</h3>
m.style.left=x+'px'; m.style.top=y+'px';
m.innerHTML=`
<button onclick="imgDl()">Download</button>
<button class="danger" onclick="imgDel()">Delete</button>`;
<button class="danger" onclick="deleteFile(sI.name)">Delete</button>`;
d.body.appendChild(m);
setTimeout(()=>{
const h=e=>{
Expand All @@ -1163,16 +1208,26 @@ <h3>PIXEL MAGIC Tool</h3>
}catch(e){msg('Download failed','err');}
menuClose();
}
async function imgDel(){
if(!confirm(`Delete ${sI.name}?`))return;

async function deleteFile(name){
name = name.replace('/',''); // remove leading slash if present (just in case)
if (fL.some(f => f.name.replace('/','') === `${name}.gz`))
name += '.gz'; // if .gz version of file exists, delete that (handles tools which are stored gzipped on device)
if(!confirm(`Delete ${name}?`))return;
ovShow();
try{
const r = await fetch(getURL(`/edit?func=delete&path=/${sI.name}`));
if(r.ok){ msg('Deleted'); imgRm(sI.name); }
const r = await fetch(getURL(`/edit?func=delete&path=/${name}`));
if(r.ok){
msg('Deleted');
imgRm(name); // remove image from grid (if this was not an image, this does nothing)
}
else msg('Delete failed! File in use?','err');
}catch(e){msg('Delete failed','err');}
finally{ovHide();}
menuClose();
fsMem(); // refresh memory info after delete
menuClose(); // close menu (used for image delete button)
await flU(); // update file list
renderTools(); // re-render tools list
}

/* tab select and additional tools */
Expand All @@ -1186,7 +1241,6 @@ <h3>PIXEL MAGIC Tool</h3>
'Img,Txt,Oth'.split(',').forEach((s,i)=>{
getId('t'+s).onclick=()=>tabSw(['img','txt','oth'][i]);
});
tabSw(localStorage.tab||'img');

/* tokens insert */
function txtIns(el,t){
Expand Down
2 changes: 2 additions & 0 deletions wled00/wled_server.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -221,6 +221,7 @@ static void handleUpload(AsyncWebServerRequest *request, const String& filename,
request->send(200, FPSTR(CONTENT_TYPE_PLAIN), F("File Uploaded!"));
}
cacheInvalidate++;
updateFSInfo(); // refresh memory usage info
}
}

Expand Down Expand Up @@ -310,6 +311,7 @@ static void createEditHandler() {
request->send(500, FPSTR(CONTENT_TYPE_PLAIN), F("Delete failed"));
else
request->send(200, FPSTR(CONTENT_TYPE_PLAIN), F("File deleted"));
updateFSInfo(); // refresh memory usage info
return;
}

Expand Down