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This commit is contained in:
Carlos Polop 2025-05-03 02:18:26 +02:00
parent d0d08af761
commit 0d10610d75
2 changed files with 82 additions and 67 deletions
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108
theme/ht_searcher.js
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@ -1,40 +1,96 @@
/* ht_searcher.js --------------------------------------------------------- */
/* ht_searcher.js ───────────────────────────────────────────────── */
/* Everything – UI + worker – lives in this one file. */
(() => {
const WRAPPER = document.getElementById('search-wrapper');
const TOGGLE = document.getElementById('search-toggle');
const INPUT = document.getElementById('searchbar');
const LIST = document.getElementById('searchresults');
const HOTKEY = 83; // “s”
let worker, debounce;
/* ──────────────────────────────
0. Build an inline Web Worker
────────────────────────────── */
const workerCode = `
/* inside the worker thread ################################## */
self.window = self; /* let searchindex.js use window */
function startWorker() {
if (worker) return;
worker = new Worker('/search-worker.js', { type:'module' });
worker.onmessage = ({data}) => {
LIST.innerHTML = data.slice(0,30).map(h =>
`<li><a href="${h.doc.url}">${h.doc.title}</a></li>`
).join('');
};
}
/* 1. elasticlunr.min.js (CDN → local) */
try {
importScripts('https://cdn.jsdelivr.net/npm/elasticlunr@0.9.5/elasticlunr.min.js');
} catch (_) {
importScripts('/elasticlunr.min.js');
}
async function openUI() {
WRAPPER.classList.remove('hidden');
INPUT.focus();
startWorker(); // fetches CDN/GitHub in parallel
}
/* 2. searchindex.js (GitHub Raw → local) */
(async () => {
try {
const r = await fetch(
'https://raw.githubusercontent.com/HackTricks-wiki/hacktricks/refs/heads/master/searchindex.js',
{ mode: 'cors' }
);
if (!r.ok) throw new Error(r.status);
const blobURL = URL.createObjectURL(
new Blob([await r.text()], { type: 'application/javascript' })
); /* force correct MIME */
importScripts(blobURL);
} catch (_) {
importScripts('/searchindex.js');
}
TOGGLE.addEventListener('click', openUI);
/* 3. Build index & reply to queries */
const idx = elasticlunr.Index.load(self.search.index);
self.onmessage = ({ data: q }) => {
const hits = idx.search(q, { bool: 'AND', expand: true });
postMessage(hits);
};
})();
`;
/* Turn the string into a real worker file */
const workerURL = URL.createObjectURL(
new Blob([workerCode], { type: 'application/javascript' })
);
const worker = new Worker(workerURL); /* classic worker, supports importScripts */
URL.revokeObjectURL(workerURL); /* clean up */
/* ──────────────────────────────
1. Minimal search-UI glue
────────────────────────────── */
const WRAP = document.getElementById('search-wrapper');
const TOG = document.getElementById('search-toggle');
const INP = document.getElementById('searchbar');
const LIST = document.getElementById('searchresults');
const HOTKEY = 83; /* “s” */
let debounce;
/* Paint results that come back from the worker */
const paint = hits => {
LIST.innerHTML = hits.slice(0, 30).map(h =>
'<li><a href="' + h.doc.url + '">' + h.doc.title + '</a></li>'
).join('');
};
worker.onmessage = ({ data }) => paint(data);
/* Open the search UI */
const open = () => {
WRAP.classList.remove('hidden');
INP.focus();
};
/* Toggle button */
TOG.addEventListener('click', open);
/* Keyboard shortcut: “s” (no modifiers) */
document.addEventListener('keydown', e => {
if (!e.metaKey && !e.ctrlKey && !e.altKey && e.keyCode === HOTKEY) {
e.preventDefault(); openUI();
e.preventDefault();
open();
}
});
INPUT.addEventListener('input', e => {
/* Debounced input → worker */
INP.addEventListener('input', e => {
clearTimeout(debounce);
debounce = setTimeout(() => {
worker?.postMessage(e.target.value.trim());
}, 120); // small debounce keeps typing smooth
worker.postMessage(e.target.value.trim());
}, 120);
});
})();

41
theme/search-worker.js
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@ -1,41 +0,0 @@
/* search-worker.js ------------------------------------------------------- */
/* Make code written for window work in a worker: */
self.window = self;
////////////////////////////////////////////////////////////////////////////
// 1. elasticlunr.min.js : CDN first → local fallback
////////////////////////////////////////////////////////////////////////////
try {
importScripts('https://cdn.jsdelivr.net/npm/elasticlunr@0.9.5/elasticlunr.min.js');
} catch (e) {
importScripts('/elasticlunr.min.js'); // ship this with your site
}
////////////////////////////////////////////////////////////////////////////
// 2. searchindex.js : GitHub Raw first → local fallback
// We fetch → wrap in a Blob({type:'application/javascript'}) to bypass
// GitHub’s text/plain + nosniff MIME blocking.
////////////////////////////////////////////////////////////////////////////
try {
const res = await fetch(
'https://raw.githubusercontent.com/HackTricks-wiki/hacktricks/refs/heads/master/searchindex.js',
{mode: 'cors'}
);
if (!res.ok) throw new Error(res.status);
const blobUrl = URL.createObjectURL(
new Blob([await res.text()], { type:'application/javascript' })
);
importScripts(blobUrl); // correct MIME, runs once
} catch (e) {
importScripts('/searchindex.js'); // offline fallback
}
////////////////////////////////////////////////////////////////////////////
// 3. Build the index once and answer queries
////////////////////////////////////////////////////////////////////////////
const idx = elasticlunr.Index.load(self.search.index);
self.onmessage = ({data: q}) => {
postMessage(idx.search(q, { bool:'AND', expand:true }));
};