This commit is contained in:
carlospolop 2025-10-04 01:58:50 +02:00
parent 3b40ab6ab7
commit 0683e0376d
3 changed files with 311 additions and 203 deletions

View File

@ -43,7 +43,7 @@ jobs:
&& sudo apt update \
&& sudo apt install gh -y
- name: Publish search index release asset
- name: Push search index to hacktricks-searchindex repo
shell: bash
env:
PAT_TOKEN: ${{ secrets.PAT_TOKEN }}
@ -51,43 +51,52 @@ jobs:
set -euo pipefail
ASSET="book/searchindex.js"
TAG="searchindex-en"
TITLE="Search Index (en)"
TARGET_REPO="HackTricks-wiki/hacktricks-searchindex"
FILENAME="searchindex-en.js"
if [ ! -f "$ASSET" ]; then
echo "Expected $ASSET to exist after build" >&2
exit 1
fi
TOKEN="${PAT_TOKEN:-${GITHUB_TOKEN:-}}"
TOKEN="${PAT_TOKEN}"
if [ -z "$TOKEN" ]; then
echo "No token available for GitHub CLI" >&2
echo "No PAT_TOKEN available" >&2
exit 1
fi
export GH_TOKEN="$TOKEN"
# Delete the release if it exists
echo "Checking if release $TAG exists..."
if gh release view "$TAG" --repo "$GITHUB_REPOSITORY" >/dev/null 2>&1; then
echo "Release $TAG already exists, deleting it..."
gh release delete "$TAG" --yes --repo "$GITHUB_REPOSITORY" --cleanup-tag || {
echo "Failed to delete release, trying without cleanup-tag..."
gh release delete "$TAG" --yes --repo "$GITHUB_REPOSITORY" || {
echo "Warning: Could not delete existing release, will try to recreate..."
}
}
sleep 2 # Give GitHub API a moment to process the deletion
else
echo "Release $TAG does not exist, proceeding with creation..."
fi
# Clone the searchindex repo
git clone https://x-access-token:${TOKEN}@github.com/${TARGET_REPO}.git /tmp/searchindex-repo
# Create new release (with force flag to overwrite if deletion failed)
gh release create "$TAG" "$ASSET" --title "$TITLE" --notes "Automated search index build for master" --repo "$GITHUB_REPOSITORY" || {
echo "Failed to create release, trying with force flag..."
gh release delete "$TAG" --yes --repo "$GITHUB_REPOSITORY" --cleanup-tag >/dev/null 2>&1 || true
sleep 2
gh release create "$TAG" "$ASSET" --title "$TITLE" --notes "Automated search index build for master" --repo "$GITHUB_REPOSITORY"
}
cd /tmp/searchindex-repo
git config user.name "GitHub Actions"
git config user.email "github-actions@github.com"
# Compress the searchindex file
cd "${GITHUB_WORKSPACE}"
gzip -9 -k -f "$ASSET"
# Show compression stats
ORIGINAL_SIZE=$(wc -c < "$ASSET")
COMPRESSED_SIZE=$(wc -c < "${ASSET}.gz")
RATIO=$(awk "BEGIN {printf \"%.1f\", ($COMPRESSED_SIZE / $ORIGINAL_SIZE) * 100}")
echo "Compression: ${ORIGINAL_SIZE} bytes -> ${COMPRESSED_SIZE} bytes (${RATIO}%)"
# Copy the .gz version to the searchindex repo
cd /tmp/searchindex-repo
cp "${GITHUB_WORKSPACE}/${ASSET}.gz" "${FILENAME}.gz"
# Stage the updated file
git add "${FILENAME}.gz"
# Commit with timestamp if there are changes
TIMESTAMP=$(date -u +"%Y-%m-%d %H:%M:%S UTC")
git commit -m "Update searchindex files - ${TIMESTAMP}" || echo "No changes to commit"
# Push to master branch
git push origin master
echo "Successfully pushed searchindex files"
# Login in AWs

View File

@ -129,7 +129,7 @@ jobs:
git pull
MDBOOK_BOOK__LANGUAGE=$BRANCH mdbook build || (echo "Error logs" && cat hacktricks-preprocessor-error.log && echo "" && echo "" && echo "Debug logs" && (cat hacktricks-preprocessor.log | tail -n 20) && exit 1)
- name: Publish search index release asset
- name: Push search index to hacktricks-searchindex repo
shell: bash
env:
PAT_TOKEN: ${{ secrets.PAT_TOKEN }}
@ -137,31 +137,93 @@ jobs:
set -euo pipefail
ASSET="book/searchindex.js"
TAG="searchindex-${BRANCH}"
TITLE="Search Index (${BRANCH})"
TARGET_REPO="HackTricks-wiki/hacktricks-searchindex"
FILENAME="searchindex-${BRANCH}.js"
if [ ! -f "$ASSET" ]; then
echo "Expected $ASSET to exist after build" >&2
exit 1
fi
TOKEN="${PAT_TOKEN:-${GITHUB_TOKEN:-}}"
TOKEN="${PAT_TOKEN}"
if [ -z "$TOKEN" ]; then
echo "No token available for GitHub CLI" >&2
echo "No PAT_TOKEN available" >&2
exit 1
fi
export GH_TOKEN="$TOKEN"
# Delete the release if it exists
if gh release view "$TAG" >/dev/null 2>&1; then
echo "Release $TAG already exists, deleting it..."
gh release delete "$TAG" --yes --repo "$GITHUB_REPOSITORY"
# Clone the searchindex repo
git clone https://x-access-token:${TOKEN}@github.com/${TARGET_REPO}.git /tmp/searchindex-repo
# Compress the searchindex file
gzip -9 -k -f "$ASSET"
# Show compression stats
ORIGINAL_SIZE=$(wc -c < "$ASSET")
COMPRESSED_SIZE=$(wc -c < "${ASSET}.gz")
RATIO=$(awk "BEGIN {printf \"%.1f\", ($COMPRESSED_SIZE / $ORIGINAL_SIZE) * 100}")
echo "Compression: ${ORIGINAL_SIZE} bytes -> ${COMPRESSED_SIZE} bytes (${RATIO}%)"
# Copy ONLY the .gz version to the searchindex repo (no uncompressed .js)
cp "${ASSET}.gz" "/tmp/searchindex-repo/${FILENAME}.gz"
# Commit and push with retry logic
cd /tmp/searchindex-repo
git config user.name "GitHub Actions"
git config user.email "github-actions@github.com"
git add "${FILENAME}.gz"
if git diff --staged --quiet; then
echo "No changes to commit"
else
git commit -m "Update ${FILENAME} from hacktricks-cloud build"
# Retry push up to 20 times with pull --rebase between attempts
MAX_RETRIES=20
RETRY_COUNT=0
while [ $RETRY_COUNT -lt $MAX_RETRIES ]; do
if git push origin master; then
echo "Successfully pushed on attempt $((RETRY_COUNT + 1))"
break
else
RETRY_COUNT=$((RETRY_COUNT + 1))
if [ $RETRY_COUNT -lt $MAX_RETRIES ]; then
echo "Push failed, attempt $RETRY_COUNT/$MAX_RETRIES. Pulling and retrying..."
# Try normal rebase first
if git pull --rebase origin master 2>&1 | tee /tmp/pull_output.txt; then
echo "Rebase successful, retrying push..."
else
# If rebase fails due to divergent histories (orphan branch reset), re-clone
if grep -q "unrelated histories\|refusing to merge\|fatal: invalid upstream\|couldn't find remote ref" /tmp/pull_output.txt; then
echo "Detected history rewrite, re-cloning repository..."
cd /tmp
rm -rf searchindex-repo
git clone https://x-access-token:${TOKEN}@github.com/${TARGET_REPO}.git searchindex-repo
cd searchindex-repo
git config user.name "GitHub Actions"
git config user.email "github-actions@github.com"
# Re-copy ONLY the .gz version (no uncompressed .js)
cp "${ASSET}.gz" "${FILENAME}.gz"
git add "${FILENAME}.gz"
git commit -m "Update ${FILENAME}.gz from hacktricks-cloud build"
echo "Re-cloned and re-committed, will retry push..."
else
echo "Rebase failed for unknown reason, retrying anyway..."
fi
fi
sleep 1
else
echo "Failed to push after $MAX_RETRIES attempts"
exit 1
fi
fi
done
fi
# Create new release
gh release create "$TAG" "$ASSET" --title "$TITLE" --notes "Automated search index build for $BRANCH" --repo "$GITHUB_REPOSITORY"
# Login in AWs
# Login in AWS
- name: Configure AWS credentials using OIDC
uses: aws-actions/configure-aws-credentials@v3
with:

View File

@ -6,34 +6,63 @@
*/
(() => {
"use strict";
"use strict";
/* ───────────── 0. helpers (main thread) ───────────── */
const clear = el => { while (el.firstChild) el.removeChild(el.firstChild); };
/* ───────────── 0. helpers (main thread) ───────────── */
const clear = el => { while (el.firstChild) el.removeChild(el.firstChild); };
/* ───────────── 1. WebWorker code ─────────────────── */
const workerCode = `
self.window = self;
self.search = self.search || {};
const abs = p => location.origin + p;
/* ───────────── 1. WebWorker code ─────────────────── */
const workerCode = `
self.window = self;
self.search = self.search || {};
const abs = p => location.origin + p;
/* 1 — elasticlunr */
try { importScripts('https://cdn.jsdelivr.net/npm/elasticlunr@0.9.5/elasticlunr.min.js'); }
catch { importScripts(abs('/elasticlunr.min.js')); }
/* 1 — elasticlunr */
try { importScripts('https://cdn.jsdelivr.net/npm/elasticlunr@0.9.5/elasticlunr.min.js'); }
catch { importScripts(abs('/elasticlunr.min.js')); }
/* 2 — load a single index (remote → local) */
/* 2 — decompress gzip data */
async function decompressGzip(arrayBuffer){
if(typeof DecompressionStream !== 'undefined'){
/* Modern browsers: use native DecompressionStream */
const stream = new Response(arrayBuffer).body.pipeThrough(new DecompressionStream('gzip'));
const decompressed = await new Response(stream).arrayBuffer();
return new TextDecoder().decode(decompressed);
} else {
/* Fallback: use pako library */
if(typeof pako === 'undefined'){
try { importScripts('https://cdn.jsdelivr.net/npm/pako@2.1.0/dist/pako.min.js'); }
catch(e){ throw new Error('pako library required for decompression: '+e); }
}
const uint8Array = new Uint8Array(arrayBuffer);
const decompressed = pako.ungzip(uint8Array, {to: 'string'});
return decompressed;
}
}
/* 3 — load a single index (remote → local) */
async function loadIndex(remote, local, isCloud=false){
let rawLoaded = false;
if(remote){
/* Try ONLY compressed version from GitHub (remote already includes .js.gz) */
try {
const r = await fetch(remote,{mode:'cors'});
if (!r.ok) throw new Error('HTTP '+r.status);
importScripts(URL.createObjectURL(new Blob([await r.text()],{type:'application/javascript'})));
rawLoaded = true;
} catch(e){ console.warn('remote',remote,'failed →',e); }
if (r.ok) {
const compressed = await r.arrayBuffer();
const text = await decompressGzip(compressed);
importScripts(URL.createObjectURL(new Blob([text],{type:'application/javascript'})));
rawLoaded = true;
console.log('Loaded compressed from GitHub:',remote);
}
} catch(e){ console.warn('compressed GitHub',remote,'failed →',e); }
}
/* If remote (GitHub) failed, fall back to local uncompressed file */
if(!rawLoaded && local){
try { importScripts(abs(local)); rawLoaded = true; }
try {
importScripts(abs(local));
rawLoaded = true;
console.log('Loaded local fallback:',local);
}
catch(e){ console.error('local',local,'failed →',e); }
}
if(!rawLoaded) return null; /* give up on this index */
@ -62,150 +91,158 @@
return local ? loadIndex(null, local, isCloud) : null;
}
(async () => {
const htmlLang = (document.documentElement.lang || 'en').toLowerCase();
const lang = htmlLang.split('-')[0];
const mainReleaseBase = 'https://github.com/HackTricks-wiki/hacktricks/releases/download';
const cloudReleaseBase = 'https://github.com/HackTricks-wiki/hacktricks-cloud/releases/download';
let built = [];
const MAX = 30, opts = {bool:'AND', expand:true};
const mainTags = Array.from(new Set([\`searchindex-\${lang}\`, 'searchindex-en', 'searchindex-master']));
const cloudTags = Array.from(new Set([\`searchindex-\${lang}\`, 'searchindex-en', 'searchindex-master']));
self.onmessage = async ({data}) => {
if(data.type === 'init'){
const lang = data.lang || 'en';
const searchindexBase = 'https://raw.githubusercontent.com/HackTricks-wiki/hacktricks-searchindex/master';
const MAIN_REMOTE_SOURCES = mainTags.map(tag => \`\${mainReleaseBase}/\${tag}/searchindex.js\`);
const CLOUD_REMOTE_SOURCES = cloudTags.map(tag => \`\${cloudReleaseBase}/\${tag}/searchindex.js\`);
/* Remote sources are .js.gz (compressed), local fallback is .js (uncompressed) */
const mainFilenames = Array.from(new Set(['searchindex-' + lang + '.js.gz', 'searchindex-en.js.gz']));
const cloudFilenames = Array.from(new Set(['searchindex-cloud-' + lang + '.js.gz', 'searchindex-cloud-en.js.gz']));
const indices = [];
const main = await loadWithFallback(MAIN_REMOTE_SOURCES , '/searchindex.js', false); if(main) indices.push(main);
const cloud= await loadWithFallback(CLOUD_REMOTE_SOURCES, '/searchindex-cloud.js', true ); if(cloud) indices.push(cloud);
const MAIN_REMOTE_SOURCES = mainFilenames.map(function(filename) { return searchindexBase + '/' + filename; });
const CLOUD_REMOTE_SOURCES = cloudFilenames.map(function(filename) { return searchindexBase + '/' + filename; });
if(!indices.length){ postMessage({ready:false, error:'no-index'}); return; }
const indices = [];
const main = await loadWithFallback(MAIN_REMOTE_SOURCES , '/searchindex-book.js', false); if(main) indices.push(main);
const cloud= await loadWithFallback(CLOUD_REMOTE_SOURCES, '/searchindex.js', true ); if(cloud) indices.push(cloud);
if(!indices.length){ postMessage({ready:false, error:'no-index'}); return; }
/* build index objects */
const built = indices.map(d => ({
idx : elasticlunr.Index.load(d.json),
urls: d.urls,
cloud: d.cloud,
base: d.cloud ? 'https://cloud.hacktricks.wiki/' : ''
}));
/* build index objects */
built = indices.map(d => ({
idx : elasticlunr.Index.load(d.json),
urls: d.urls,
cloud: d.cloud,
base: d.cloud ? 'https://cloud.hacktricks.wiki/' : ''
}));
postMessage({ready:true});
const MAX = 30, opts = {bool:'AND', expand:true};
postMessage({ready:true});
return;
}
self.onmessage = ({data:q}) => {
if(!q){ postMessage([]); return; }
const q = data.query || data;
if(!q){ postMessage([]); return; }
const all = [];
for(const s of built){
const res = s.idx.search(q,opts);
if(!res.length) continue;
const max = res[0].score || 1;
res.forEach(r => {
const doc = s.idx.documentStore.getDoc(r.ref);
all.push({
norm : r.score / max,
title: doc.title,
body : doc.body,
breadcrumbs: doc.breadcrumbs,
url : s.base + s.urls[r.ref],
cloud: s.cloud
const all = [];
for(const s of built){
const res = s.idx.search(q,opts);
if(!res.length) continue;
const max = res[0].score || 1;
res.forEach(r => {
const doc = s.idx.documentStore.getDoc(r.ref);
all.push({
norm : r.score / max,
title: doc.title,
body : doc.body,
breadcrumbs: doc.breadcrumbs,
url : s.base + s.urls[r.ref],
cloud: s.cloud
});
});
});
}
all.sort((a,b)=>b.norm-a.norm);
postMessage(all.slice(0,MAX));
};
})();
`;
}
all.sort((a,b)=>b.norm-a.norm);
postMessage(all.slice(0,MAX));
};
`;
/* ───────────── 2. spawn worker ───────────── */
const worker = new Worker(URL.createObjectURL(new Blob([workerCode],{type:'application/javascript'})));
/* ───────────── 2. spawn worker ───────────── */
const worker = new Worker(URL.createObjectURL(new Blob([workerCode],{type:'application/javascript'})));
/* ───────────── 3. DOM refs ─────────────── */
const wrap = document.getElementById('search-wrapper');
const bar = document.getElementById('searchbar');
const list = document.getElementById('searchresults');
const listOut = document.getElementById('searchresults-outer');
const header = document.getElementById('searchresults-header');
const icon = document.getElementById('search-toggle');
/* ───────────── 2.1. initialize worker with language ───────────── */
const htmlLang = (document.documentElement.lang || 'en').toLowerCase();
const lang = htmlLang.split('-')[0];
worker.postMessage({type: 'init', lang: lang});
const READY_ICON = icon.innerHTML;
icon.textContent = '⏳';
icon.setAttribute('aria-label','Loading search …');
icon.setAttribute('title','Search is loading, please wait...');
/* ───────────── 3. DOM refs ─────────────── */
const wrap = document.getElementById('search-wrapper');
const bar = document.getElementById('searchbar');
const list = document.getElementById('searchresults');
const listOut = document.getElementById('searchresults-outer');
const header = document.getElementById('searchresults-header');
const icon = document.getElementById('search-toggle');
const HOT=83, ESC=27, DOWN=40, UP=38, ENTER=13;
let debounce, teaserCount=0;
const READY_ICON = icon.innerHTML;
icon.textContent = '⏳';
icon.setAttribute('aria-label','Loading search …');
icon.setAttribute('title','Search is loading, please wait...');
/* ───────────── helpers (teaser, metric) ───────────── */
const escapeHTML = (()=>{const M={'&':'&amp;','<':'&lt;','>':'&gt;','"':'&#34;','\'':'&#39;'};return s=>s.replace(/[&<>'"]/g,c=>M[c]);})();
const URL_MARK='highlight';
function metric(c,t){return c?`${c} search result${c>1?'s':''} for '${t}':`:`No search results for '${t}'.`;}
function makeTeaser(body,terms){
const stem=w=>elasticlunr.stemmer(w.toLowerCase());
const T=terms.map(stem),W_S=40,W_F=8,W_N=2,WIN=30;
const W=[],sents=body.toLowerCase().split('. ');
let i=0,v=W_F,found=false;
sents.forEach(s=>{v=W_F; s.split(' ').forEach(w=>{ if(w){ if(T.some(t=>stem(w).startsWith(t))){v=W_S;found=true;} W.push([w,v,i]); v=W_N;} i+=w.length+1; }); i++;});
if(!W.length) return body;
const win=Math.min(W.length,WIN);
const sums=[W.slice(0,win).reduce((a,[,wt])=>a+wt,0)];
for(let k=1;k<=W.length-win;k++) sums[k]=sums[k-1]-W[k-1][1]+W[k+win-1][1];
const best=found?sums.lastIndexOf(Math.max(...sums)):0;
const out=[]; i=W[best][2];
for(let k=best;k<best+win;k++){const [w,wt,pos]=W[k]; if(i<pos){out.push(body.substring(i,pos)); i=pos;} if(wt===W_S) out.push('<em>'); out.push(body.substr(pos,w.length)); if(wt===W_S) out.push('</em>'); i=pos+w.length;}
return out.join('');
}
const HOT=83, ESC=27, DOWN=40, UP=38, ENTER=13;
let debounce, teaserCount=0;
function format(d,terms){
const teaser=makeTeaser(escapeHTML(d.body),terms);
teaserCount++;
const enc=encodeURIComponent(terms.join(' ')).replace(/'/g,'%27');
const parts=d.url.split('#'); if(parts.length===1) parts.push('');
const abs=d.url.startsWith('http');
const href=`${abs?'':path_to_root}${parts[0]}?${URL_MARK}=${enc}#${parts[1]}`;
const style=d.cloud?" style=\"color:#1e88e5\"":"";
const isCloud=d.cloud?" [Cloud]":" [Book]";
return `<a href="${href}" aria-details="teaser_${teaserCount}"${style}>`+
`${d.breadcrumbs}${isCloud}<span class="teaser" id="teaser_${teaserCount}" aria-label="Search Result Teaser">${teaser}</span></a>`;
}
/* ───────────── helpers (teaser, metric) ───────────── */
const escapeHTML = (()=>{const M={'&':'&amp;','<':'&lt;','>':'&gt;','"':'&#34;','\'':'&#39;'};return s=>s.replace(/[&<>'"]/g,c=>M[c]);})();
const URL_MARK='highlight';
function metric(c,t){return c?`${c} search result${c>1?'s':''} for '${t}':`:`No search results for '${t}'.`;}
/* ───────────── UI control ───────────── */
function showUI(s){wrap.classList.toggle('hidden',!s); icon.setAttribute('aria-expanded',s); if(s){window.scrollTo(0,0); bar.focus(); bar.select();} else {listOut.classList.add('hidden'); [...list.children].forEach(li=>li.classList.remove('focus'));}}
function blur(){const t=document.createElement('input'); t.style.cssText='position:absolute;opacity:0;'; icon.appendChild(t); t.focus(); t.remove();}
icon.addEventListener('click',()=>showUI(wrap.classList.contains('hidden')));
document.addEventListener('keydown',e=>{
if(e.altKey||e.ctrlKey||e.metaKey||e.shiftKey) return;
const f=/^(?:input|select|textarea)$/i.test(e.target.nodeName);
if(e.keyCode===HOT && !f){e.preventDefault(); showUI(true);} else if(e.keyCode===ESC){e.preventDefault(); showUI(false); blur();}
else if(e.keyCode===DOWN && document.activeElement===bar){e.preventDefault(); const first=list.firstElementChild; if(first){blur(); first.classList.add('focus');}}
else if([DOWN,UP,ENTER].includes(e.keyCode) && document.activeElement!==bar){const cur=list.querySelector('li.focus'); if(!cur) return; e.preventDefault(); if(e.keyCode===DOWN){const nxt=cur.nextElementSibling; if(nxt){cur.classList.remove('focus'); nxt.classList.add('focus');}} else if(e.keyCode===UP){const prv=cur.previousElementSibling; cur.classList.remove('focus'); if(prv){prv.classList.add('focus');} else {bar.focus();}} else {const a=cur.querySelector('a'); if(a) window.location.assign(a.href);}}
});
bar.addEventListener('input',e=>{ clearTimeout(debounce); debounce=setTimeout(()=>worker.postMessage(e.target.value.trim()),120); });
/* ───────────── worker messages ───────────── */
worker.onmessage = ({data}) => {
if(data && data.ready!==undefined){
if(data.ready){
icon.innerHTML=READY_ICON;
icon.setAttribute('aria-label','Open search (S)');
icon.removeAttribute('title');
}
else {
icon.textContent='❌';
icon.setAttribute('aria-label','Search unavailable');
icon.setAttribute('title','Search is unavailable');
}
return;
function makeTeaser(body,terms){
const stem=w=>elasticlunr.stemmer(w.toLowerCase());
const T=terms.map(stem),W_S=40,W_F=8,W_N=2,WIN=30;
const W=[],sents=body.toLowerCase().split('. ');
let i=0,v=W_F,found=false;
sents.forEach(s=>{v=W_F; s.split(' ').forEach(w=>{ if(w){ if(T.some(t=>stem(w).startsWith(t))){v=W_S;found=true;} W.push([w,v,i]); v=W_N;} i+=w.length+1; }); i++;});
if(!W.length) return body;
const win=Math.min(W.length,WIN);
const sums=[W.slice(0,win).reduce((a,[,wt])=>a+wt,0)];
for(let k=1;k<=W.length-win;k++) sums[k]=sums[k-1]-W[k-1][1]+W[k+win-1][1];
const best=found?sums.lastIndexOf(Math.max(...sums)):0;
const out=[]; i=W[best][2];
for(let k=best;k<best+win;k++){const [w,wt,pos]=W[k]; if(i<pos){out.push(body.substring(i,pos)); i=pos;} if(wt===W_S) out.push('<em>'); out.push(body.substr(pos,w.length)); if(wt===W_S) out.push('</em>'); i=pos+w.length;}
return out.join('');
}
const docs=data, q=bar.value.trim(), terms=q.split(/\s+/).filter(Boolean);
header.textContent=metric(docs.length,q);
clear(list);
docs.forEach(d=>{const li=document.createElement('li'); li.innerHTML=format(d,terms); list.appendChild(li);});
listOut.classList.toggle('hidden',!docs.length);
};
})();
function format(d,terms){
const teaser=makeTeaser(escapeHTML(d.body),terms);
teaserCount++;
const enc=encodeURIComponent(terms.join(' ')).replace(/'/g,'%27');
const parts=d.url.split('#'); if(parts.length===1) parts.push('');
const abs=d.url.startsWith('http');
const href=`${abs?'':path_to_root}${parts[0]}?${URL_MARK}=${enc}#${parts[1]}`;
const style=d.cloud?" style=\"color:#1e88e5\"":"";
const isCloud=d.cloud?" [Cloud]":" [Book]";
return `<a href="${href}" aria-details="teaser_${teaserCount}"${style}>`+
`${d.breadcrumbs}${isCloud}<span class="teaser" id="teaser_${teaserCount}" aria-label="Search Result Teaser">${teaser}</span></a>`;
}
/* ───────────── UI control ───────────── */
function showUI(s){wrap.classList.toggle('hidden',!s); icon.setAttribute('aria-expanded',s); if(s){window.scrollTo(0,0); bar.focus(); bar.select();} else {listOut.classList.add('hidden'); [...list.children].forEach(li=>li.classList.remove('focus'));}}
function blur(){const t=document.createElement('input'); t.style.cssText='position:absolute;opacity:0;'; icon.appendChild(t); t.focus(); t.remove();}
icon.addEventListener('click',()=>showUI(wrap.classList.contains('hidden')));
document.addEventListener('keydown',e=>{
if(e.altKey||e.ctrlKey||e.metaKey||e.shiftKey) return;
const f=/^(?:input|select|textarea)$/i.test(e.target.nodeName);
if(e.keyCode===HOT && !f){e.preventDefault(); showUI(true);} else if(e.keyCode===ESC){e.preventDefault(); showUI(false); blur();}
else if(e.keyCode===DOWN && document.activeElement===bar){e.preventDefault(); const first=list.firstElementChild; if(first){blur(); first.classList.add('focus');}}
else if([DOWN,UP,ENTER].includes(e.keyCode) && document.activeElement!==bar){const cur=list.querySelector('li.focus'); if(!cur) return; e.preventDefault(); if(e.keyCode===DOWN){const nxt=cur.nextElementSibling; if(nxt){cur.classList.remove('focus'); nxt.classList.add('focus');}} else if(e.keyCode===UP){const prv=cur.previousElementSibling; cur.classList.remove('focus'); if(prv){prv.classList.add('focus');} else {bar.focus();}} else {const a=cur.querySelector('a'); if(a) window.location.assign(a.href);}}
});
bar.addEventListener('input',e=>{ clearTimeout(debounce); debounce=setTimeout(()=>worker.postMessage({query: e.target.value.trim()}),120); });
/* ───────────── worker messages ───────────── */
worker.onmessage = ({data}) => {
if(data && data.ready!==undefined){
if(data.ready){
icon.innerHTML=READY_ICON;
icon.setAttribute('aria-label','Open search (S)');
icon.removeAttribute('title');
}
else {
icon.textContent='❌';
icon.setAttribute('aria-label','Search unavailable');
icon.setAttribute('title','Search is unavailable');
}
return;
}
const docs=data, q=bar.value.trim(), terms=q.split(/\s+/).filter(Boolean);
header.textContent=metric(docs.length,q);
clear(list);
docs.forEach(d=>{const li=document.createElement('li'); li.innerHTML=format(d,terms); list.appendChild(li);});
listOut.classList.toggle('hidden',!docs.length);
};
})();