" + "

" + (usesEnglish ? "Safe startup has been stopped" : "Bezpieczne uruchomienie zostało zatrzymane") + "

" + (usesEnglish ? "Local data is hidden because the browser could not safely assign it to this account." : "Nie pokazujemy lokalnych danych, ponieważ przeglądarka nie mogła ich bezpiecznie przypisać do konta.") + "

" + (usesEnglish ? "Do not clear browser data. Close the other FenceTool tabs and refresh the page. If this message returns, contact FenceTool support." : "Nie usuwaj danych przeglądarki. Zamknij pozostałe karty FenceTool i odśwież stronę. Jeśli komunikat wróci, skontaktuj się z pomocą FenceTool.") + "

" + "

"; document.body.appendChild(message); }; if (document.readyState === "loading") { document.addEventListener("DOMContentLoaded", showMessage, { once: true }); } else { showMessage(); } } catch (displayError) { // The page remains stopped by the marker whenever DOM operations work. } } function readScopeCookie() { var cookieParts = document.cookie ? document.cookie.split(";") : []; for (var index = 0; index < cookieParts.length; index += 1) { var part = cookieParts[index].trim(); var separator = part.indexOf("="); var name = separator >= 0 ? part.slice(0, separator) : part; if (name !== COOKIE_NAME) continue; var value = separator >= 0 ? part.slice(separator + 1) : ""; try { value = decodeURIComponent(value); } catch (decodeError) { return null; } return SCOPE_PATTERN.test(value) ? value : null; } return null; } function isManagedKey(key) { if (!key || GLOBAL_PREFERENCE_KEYS[key]) return false; for (var index = 0; index < MANAGED_PREFIXES.length; index += 1) { if (key.indexOf(MANAGED_PREFIXES[index]) === 0) return true; } return false; } function listKeys(predicate) { var keys = []; for (var index = 0; index < window.localStorage.length; index += 1) { var key = window.localStorage.key(index); if (key && predicate(key)) keys.push(key); } keys.sort(); return keys; } function encodeOriginalKey(key) { return encodeURIComponent(key); } function decodeOriginalKey(key) { return decodeURIComponent(key); } function vaultPrefix(scopeId) { return VAULT_PREFIX + scopeId + ":"; } function vaultKey(scopeId, originalKey) { return vaultPrefix(scopeId) + encodeOriginalKey(originalKey); } function listActiveKeys() { return listKeys(isManagedKey); } function listVaultKeys(scopeId) { var prefix = vaultPrefix(scopeId); return listKeys(function (key) { return key.indexOf(prefix) === 0; }); } function listAllVaultKeys() { return listKeys(function (key) { return key.indexOf(VAULT_PREFIX) === 0; }); } function verifiedSet(key, value) { window.localStorage.setItem(key, value); if (window.localStorage.getItem(key) !== value) { throw new Error("storage_write_verification_failed"); } } function verifiedRemove(key) { window.localStorage.removeItem(key); if (window.localStorage.getItem(key) !== null) { throw new Error("storage_remove_verification_failed"); } } function writeJournal(journal) { verifiedSet(JOURNAL_KEY, JSON.stringify(journal)); } function readJournal() { var raw = window.localStorage.getItem(JOURNAL_KEY); if (!raw) return null; var parsed = JSON.parse(raw); var validFrom = parsed.from === null || SCOPE_PATTERN.test(parsed.from); var validTo = parsed.to === null || SCOPE_PATTERN.test(parsed.to); var validPhase = parsed.phase === "archive" || parsed.phase === "restore"; if (parsed.version !== 1 || !validFrom || !validTo || !validPhase) { throw new Error("invalid_storage_transition_journal"); } return parsed; } function archiveActiveKeys(scopeId) { if (!SCOPE_PATTERN.test(scopeId)) { throw new Error("invalid_archive_scope"); } for (var pass = 0; pass < MAX_ARCHIVE_PASSES; pass += 1) { var activeKeys = listActiveKeys(); if (activeKeys.length === 0) return; for (var index = 0; index < activeKeys.length; index += 1) { var originalKey = activeKeys[index]; var value = window.localStorage.getItem(originalKey); if (value === null) continue; verifiedSet(vaultKey(scopeId, originalKey), value); verifiedRemove(originalKey); } } if (listActiveKeys().length > 0) { throw new Error("concurrent_storage_write_during_archive"); } } function restoreVaultKeys(scopeId) { if (!SCOPE_PATTERN.test(scopeId)) { throw new Error("invalid_restore_scope"); } var prefix = vaultPrefix(scopeId); var storedKeys = listVaultKeys(scopeId); for (var index = 0; index < storedKeys.length; index += 1) { var storedKey = storedKeys[index]; var encodedOriginalKey = storedKey.slice(prefix.length); var originalKey = decodeOriginalKey(encodedOriginalKey); if (!isManagedKey(originalKey)) { throw new Error("invalid_vault_key"); } var value = window.localStorage.getItem(storedKey); if (value === null) continue; verifiedSet(originalKey, value); verifiedRemove(storedKey); } } function setOwner(scopeId) { verifiedSet(OWNER_KEY, scopeId || NO_OWNER); } function signalScopeChange() { verifiedSet( EPOCH_KEY, String(Date.now()) + ":" + Math.random().toString(36).slice(2), ); } function completeTransition(journal) { if (journal.phase === "archive") { if (journal.from) archiveActiveKeys(journal.from); journal.phase = "restore"; writeJournal(journal); } if (journal.to) restoreVaultKeys(journal.to); setOwner(journal.to); verifiedRemove(JOURNAL_KEY); signalScopeChange(); } function transition(fromScope, toScope) { var journal = { version: 1, from: fromScope, to: toScope, phase: "archive" }; writeJournal(journal); completeTransition(journal); } try { var targetScope = readScopeCookie(); var pendingJournal = readJournal(); if (pendingJournal) completeTransition(pendingJournal); var ownerRaw = window.localStorage.getItem(OWNER_KEY); var ownerScope = ownerRaw && ownerRaw !== NO_OWNER ? ownerRaw : null; if (ownerScope && !SCOPE_PATTERN.test(ownerScope)) { throw new Error("invalid_storage_owner"); } var activeKeys = listActiveKeys(); if (!ownerRaw && activeKeys.length > 0) { // First CP02 run: preserve existing projects and bind them only after a // server-verified account reaches a protected route. if (targetScope) { if (listAllVaultKeys().length > 0) { throw new Error("ambiguous_unowned_data_with_existing_vault"); } setOwner(targetScope); signalScopeChange(); ownerScope = targetScope; } } else if (ownerScope !== targetScope) { transition(ownerScope, targetScope); ownerScope = targetScope; } else if (ownerRaw === NO_OWNER && targetScope) { transition(null, targetScope); ownerScope = targetScope; } if (ownerScope && listVaultKeys(ownerScope).length > 0) { throw new Error("active_owner_has_unfinished_vault_data"); } var initialEpoch = window.localStorage.getItem(EPOCH_KEY); var initialScope = targetScope; var reloadScheduled = false; var sessionCheckInFlight = false; function scheduleSafeReload() { if (reloadScheduled) return; reloadScheduled = true; document.documentElement.setAttribute("data-ft-account-data-blocked", "1"); window.location.reload(); } function expireScopeCookie() { var secure = window.location.protocol === "https:" ? "; Secure" : ""; document.cookie = COOKIE_NAME + "=; Path=/; Max-Age=0; SameSite=Lax" + secure; } function scopeForUserId(userId) { if ( !userId || !window.crypto || !window.crypto.subtle || typeof window.TextEncoder !== "function" ) { return Promise.resolve(null); } var payload = new window.TextEncoder().encode(SCOPE_NAMESPACE + userId); return window.crypto.subtle.digest("SHA-256", payload).then(function (digest) { return Array.prototype.map .call(new Uint8Array(digest), function (byte) { return byte.toString(16).padStart(2, "0"); }) .join(""); }); } function verifyServerSession() { if ( !initialScope || sessionCheckInFlight || typeof window.fetch !== "function" ) { return; } sessionCheckInFlight = true; window .fetch("/api/access/status", { method: "GET", credentials: "same-origin", cache: "no-store", headers: { accept: "application/json" } }) .then(function (response) { if (!response.ok) return null; return response.json(); }) .then(function (status) { if (!status) return null; if (status.isLoggedIn !== true) { expireScopeCookie(); scheduleSafeReload(); return null; } var userId = status.user && status.user.id; return scopeForUserId(userId).then(function (verifiedScope) { if (verifiedScope && verifiedScope !== readScopeCookie()) { scheduleSafeReload(); } }); }) .catch(function () { // A transient network error must not destroy or reassign local data. }) .finally(function () { sessionCheckInFlight = false; }); } window.addEventListener("storage", function (event) { if (event.key === EPOCH_KEY && event.newValue !== initialEpoch) { scheduleSafeReload(); } }); document.addEventListener("visibilitychange", function () { if (document.visibilityState !== "visible") return; var currentScope = readScopeCookie(); var currentEpoch = window.localStorage.getItem(EPOCH_KEY); if (currentScope !== initialScope || currentEpoch !== initialEpoch) { scheduleSafeReload(); return; } verifyServerSession(); }); window.addEventListener("focus", verifyServerSession); if (typeof window.setInterval === "function") { window.setInterval(verifyServerSession, SESSION_CHECK_INTERVAL_MS); } } catch (error) { blockApplication(error && error.message ? error.message : error); } })();

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