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friendly-challenge

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The client code used for FriendlyCaptcha (widget script, html, styling and webworker solvers)

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var css = '.frc-captcha *{margin:0;padding:0;border:0;text-align:initial;border-radius:0;filter:none!important;transition:none!important;font-weight:400;font-size:14px;line-height:1.2;text-decoration:none;background-color:initial;color:#222}.frc-captcha{position:relative;min-width:250px;max-width:312px;border:1px solid #f4f4f4;padding-bottom:12px;background-color:#fff}.frc-captcha b{font-weight:700}.frc-container{display:flex;align-items:center;min-height:52px}.frc-icon{fill:#222;stroke:#222;flex-shrink:0;margin:8px 8px 0}.frc-icon.frc-warning{fill:#c00}.frc-success .frc-icon{animation:1s ease-in both frc-fade-in}.frc-content{white-space:nowrap;display:flex;flex-direction:column;margin:4px 6px 0 0;overflow-x:auto;flex-grow:1}.frc-banner{position:absolute;bottom:0;right:6px;line-height:1}.frc-banner *{font-size:10px;opacity:.8;text-decoration:none}.frc-progress{-webkit-appearance:none;-moz-appearance:none;appearance:none;margin:3px 0;height:4px;border:none;background-color:#eee;color:#222;width:100%;transition:.5s linear}.frc-progress::-webkit-progress-bar{background:#eee}.frc-progress::-webkit-progress-value{background:#222}.frc-progress::-moz-progress-bar{background:#222}.frc-button{cursor:pointer;padding:2px 6px;background-color:#f1f1f1;border:1px solid transparent;text-align:center;font-weight:600;text-transform:none}.frc-button:focus{border:1px solid #333}.frc-button:hover{background-color:#ddd}.frc-captcha-solution{display:none}.frc-err-url{text-decoration:underline;font-size:.9em}.frc-rtl{direction:rtl}.frc-rtl .frc-content{margin:4px 0 0 6px}.frc-banner.frc-rtl{left:6px;right:auto}.dark.frc-captcha{color:#fff;background-color:#222;border-color:#333}.dark.frc-captcha *{color:#fff}.dark.frc-captcha button{background-color:#444}.dark .frc-icon{fill:#fff;stroke:#fff}.dark .frc-progress{background-color:#444}.dark .frc-progress::-webkit-progress-bar{background:#444}.dark .frc-progress::-webkit-progress-value{background:#ddd}.dark .frc-progress::-moz-progress-bar{background:#ddd}@keyframes frc-fade-in{from{opacity:0}to{opacity:1}}'; // This is not an enum to save some bytes in the output bundle. const SOLVER_TYPE_JS = 1; const CHALLENGE_SIZE_BYTES = 128; // @ts-ignore const loaderSVG = `<circle cx="12" cy="12" r="8" stroke-width="3" stroke-dasharray="15 10" fill="none" stroke-linecap="round" transform="rotate(0 12 12)"><animateTransform attributeName="transform" type="rotate" repeatCount="indefinite" dur="0.9s" values="0 12 12;360 12 12"/></circle>`; const errorSVG = `<path d="M12 2C6.48 2 2 6.48 2 12s4.48 10 10 10 10-4.48 10-10S17.52 2 12 2zm1 15h-2v-2h2v2zm0-4h-2V7h2v6z"/>`; /** * Base template used for all widget states * The reason we use raw string interpolation here is so we don't have to ship something like lit-html. */ function getTemplate(fieldName, rtl, svgContent, svgAriaHidden, textContent, solutionString, buttonText, progress = false, debugData, additionalContainerClasses) { return `<div class="frc-container${additionalContainerClasses ? " " + additionalContainerClasses : ""}${rtl ? " frc-rtl" : ""}"> <svg class="frc-icon"${svgAriaHidden ? ' aria-hidden="true"' : ""} role="img" xmlns="http://www.w3.org/2000/svg" height="32" width="32" viewBox="0 0 24 24">${svgContent}</svg> <div class="frc-content"> <span class="frc-text" ${debugData ? `data-debug="${debugData}"` : ``}>${textContent}</span> ${buttonText ? `<button type="button" class="frc-button">${buttonText}</button>` : ""} ${progress ? `<progress class="frc-progress" value="0">0%</progress>` : ""} </div> </div><span class="frc-banner${rtl ? " frc-rtl" : ""}"><a lang="en" href="https://friendlycaptcha.com/" rel="noopener" target="_blank"><b>Friendly</b>Captcha ⇗</a></span> ${fieldName === "-" ? "" : `<input name="${fieldName}" class="frc-captcha-solution" type="hidden" value="${solutionString}">`}`; } /** * Used when the widget is ready to start solving. */ function getReadyHTML(fieldName, l) { return getTemplate(fieldName, l.rtl, `<path d="M17,11c0.34,0,0.67,0.04,1,0.09V6.27L10.5,3L3,6.27v4.91c0,4.54,3.2,8.79,7.5,9.82c0.55-0.13,1.08-0.32,1.6-0.55 C11.41,19.47,11,18.28,11,17C11,13.69,13.69,11,17,11z"/><path d="M17,13c-2.21,0-4,1.79-4,4c0,2.21,1.79,4,4,4s4-1.79,4-4C21,14.79,19.21,13,17,13z M17,14.38"/>`, true, l.text_ready, ".UNSTARTED", l.button_start, false); } /** * Used when the widget is retrieving a puzzle */ function getFetchingHTML(fieldName, l) { return getTemplate(fieldName, l.rtl, loaderSVG, true, l.text_fetching, ".FETCHING", undefined, true); } /** * Used when the solver is running, displays a progress bar. */ function getRunningHTML(fieldName, l) { return getTemplate(fieldName, l.rtl, loaderSVG, true, l.text_solving, ".UNFINISHED", undefined, true); } function getDoneHTML(fieldName, l, solution, data) { const timeData = `${data.t.toFixed(0)}s (${((data.h / data.t) * 0.001).toFixed(0)}K/s)${data.solver === SOLVER_TYPE_JS ? " JS Fallback" : ""}`; return getTemplate(fieldName, l.rtl, `<title>${l.text_completed_sr}</title><path d="M12 1L3 5v6c0 5.55 3.84 10.74 9 12 5.16-1.26 9-6.45 9-12V5l-9-4zm-2 16l-4-4 1.41-1.41L10 14.17l6.59-6.59L18 9l-8 8z"></path>`, false, l.text_completed, solution, undefined, false, timeData, "frc-success"); } function getExpiredHTML(fieldName, l) { return getTemplate(fieldName, l.rtl, errorSVG, true, l.text_expired, ".EXPIRED", l.button_restart); } function getErrorHTML(fieldName, l, errorDescription, recoverable = true, headless = false) { return getTemplate(fieldName, l.rtl, errorSVG, true, `<b>${l.text_error}</b><br>${errorDescription}`, headless ? ".HEADLESS_ERROR" : ".ERROR", recoverable ? l.button_retry : undefined); } function findCaptchaElements() { const elements = document.querySelectorAll(".frc-captcha"); if (elements.length === 0) { console.warn("FriendlyCaptcha: No div was found with .frc-captcha class"); } return elements; } /** * Injects the style if no #frc-style element is already present * (to support custom stylesheets) */ function injectStyle(styleNonce = null) { if (!document.querySelector("#frc-style")) { const styleSheet = document.createElement("style"); styleSheet.id = "frc-style"; styleSheet.innerHTML = css; if (styleNonce) { styleSheet.setAttribute('nonce', styleNonce); } document.head.appendChild(styleSheet); } } /** * @param element parent element of friendlycaptcha * @param progress value between 0 and 1 */ function updateProgressBar(element, data) { const p = element.querySelector(".frc-progress"); const perc = (data.i + 1) / data.n; if (p) { p.value = perc; p.innerText = (perc * 100).toFixed(1) + "%"; p.title = data.i + 1 + "/" + data.n + " (" + ((data.h / data.t) * 0.001).toFixed(0) + "K/s)"; } } /** * Traverses parent nodes until a <form> is found, returns null if not found. */ function findParentFormElement(element) { while (element.tagName !== "FORM") { element = element.parentElement; if (!element) { return null; } } return element; } /** * Add listener to specified element that will only fire once on focus. */ function executeOnceOnFocusInEvent(element, listener) { element.addEventListener("focusin", listener, { once: true, passive: true }); } // Adapted from the base64-arraybuffer package implementation // (https://github.com/niklasvh/base64-arraybuffer, MIT licensed) const CHARS = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/"; const EQ_CHAR = "=".charCodeAt(0); // Use a lookup table to find the index. const lookup = new Uint8Array(256); for (let i = 0; i < CHARS.length; i++) { lookup[CHARS.charCodeAt(i)] = i; } function encode(bytes) { const len = bytes.length; let base64 = ""; for (let i = 0; i < len; i += 3) { const b0 = bytes[i + 0]; const b1 = bytes[i + 1]; const b2 = bytes[i + 2]; // This temporary variable stops the NextJS 13 compiler from breaking this code in optimization. // See issue https://github.com/FriendlyCaptcha/friendly-challenge/issues/165 let t = ""; t += CHARS.charAt(b0 >>> 2); t += CHARS.charAt(((b0 & 3) << 4) | (b1 >>> 4)); t += CHARS.charAt(((b1 & 15) << 2) | (b2 >>> 6)); t += CHARS.charAt(b2 & 63); base64 += t; } if (len % 3 === 2) { base64 = base64.substring(0, base64.length - 1) + "="; } else if (len % 3 === 1) { base64 = base64.substring(0, base64.length - 2) + "=="; } return base64; } function decode(base64) { const len = base64.length; let bufferLength = (len * 3) >>> 2; // * 0.75 if (base64.charCodeAt(len - 1) === EQ_CHAR) bufferLength--; if (base64.charCodeAt(len - 2) === EQ_CHAR) bufferLength--; const bytes = new Uint8Array(bufferLength); for (let i = 0, p = 0; i < len; i += 4) { const encoded1 = lookup[base64.charCodeAt(i + 0)]; const encoded2 = lookup[base64.charCodeAt(i + 1)]; const encoded3 = lookup[base64.charCodeAt(i + 2)]; const encoded4 = lookup[base64.charCodeAt(i + 3)]; bytes[p++] = (encoded1 << 2) | (encoded2 >> 4); bytes[p++] = ((encoded2 & 15) << 4) | (encoded3 >> 2); bytes[p++] = ((encoded3 & 3) << 6) | (encoded4 & 63); } return bytes; } // Defensive init to make it easier to integrate with Gatsby, NextJS, and friends. let nav; let ua; if (typeof navigator !== "undefined" && typeof navigator.userAgent === "string") { nav = navigator; ua = nav.userAgent.toLowerCase(); } /** * Headless browser detection on the clientside is imperfect. One can modify any clientside code to disable or change this check, * and one can spoof whatever is checked here. However, that doesn't make it worthless: it's yet another hurdle for spammers and * it stops unsophisticated scripters from making any request whatsoever. */ function isHeadless() { return ( //tell-tale bot signs ua.indexOf("headless") !== -1 || nav.appVersion.indexOf("Headless") !== -1 || ua.indexOf("bot") !== -1 || // http://www.useragentstring.com/pages/useragentstring.php?typ=Browser ua.indexOf("crawl") !== -1 || // Only IE5 has two distributions that has this on windows NT.. so yeah. nav.webdriver === true || !nav.language || (nav.languages !== undefined && !nav.languages.length) // IE 11 does not support NavigatorLanguage.languages https://developer.mozilla.org/en-US/docs/Web/API/NavigatorLanguage/languages ); } /** * Maps a value between 0 and 255 to a difficulty threshold (as uint32) * Difficulty 0 maps to 99.99% probability of being right on the first attempt * Anything above 250 needs 2^32 tries on average to solve. * 150 to 180 seems reasonable */ function difficultyToThreshold(value) { if (value > 255) { value = 255; } else if (value < 0) { value = 0; } return Math.pow(2, (255.999 - value) / 8.0) >>> 0; } const PUZZLE_EXPIRY_OFFSET = 13; const NUMBER_OF_PUZZLES_OFFSET = 14; const PUZZLE_DIFFICULTY_OFFSET = 15; function getPuzzleSolverInputs(puzzleBuffer, numPuzzles) { const startingPoints = []; for (let i = 0; i < numPuzzles; i++) { const input = new Uint8Array(CHALLENGE_SIZE_BYTES); input.set(puzzleBuffer); input[120] = i; startingPoints.push(input); } return startingPoints; } function decodeBase64Puzzle(base64Puzzle) { const parts = base64Puzzle.split("."); const puzzle = parts[1]; const arr = decode(puzzle); return { signature: parts[0], base64: puzzle, buffer: arr, n: arr[NUMBER_OF_PUZZLES_OFFSET], threshold: difficultyToThreshold(arr[PUZZLE_DIFFICULTY_OFFSET]), expiry: arr[PUZZLE_EXPIRY_OFFSET] * 300000, }; } async function getPuzzle(urlsSeparatedByComma, siteKey, lang) { const urls = urlsSeparatedByComma.split(","); for (let i = 0; i < urls.length; i++) { try { const response = await fetchAndRetryWithBackoff(urls[i] + "?sitekey=" + siteKey, { headers: [["x-frc-client", "js-0.9.19"]], mode: "cors" }, 2); if (response.ok) { const json = await response.json(); return json.data.puzzle; } else { let json; try { json = await response.json(); } catch (e) { /* Do nothing, the error is not valid JSON */ } if (json && json.errors && json.errors[0] === "endpoint_not_enabled") { throw Error(`Endpoint not allowed (${response.status})`); } if (i === urls.length - 1) { throw Error(`Response status ${response.status} ${response.statusText} ${json ? json.errors : ""}`); } } } catch (e) { console.error("[FRC Fetch]:", e); const err = new Error(`${lang.text_fetch_error} <a class="frc-err-url" href="${urls[i]}">${urls[i]}</a>`); err.rawError = e; throw err; } } // This code should never be reached. throw Error(`Internal error`); } /** * Retries given request with exponential backoff (starting with 1000ms delay, multiplying by 4 every time) * @param url Request (can be string url) to fetch * @param opts Options for fetch * @param n Number of times to attempt before giving up. */ async function fetchAndRetryWithBackoff(url, opts, n) { let time = 1000; return fetch(url, opts).catch(async (error) => { if (n === 0) throw error; await new Promise((r) => setTimeout(r, time)); time *= 4; return fetchAndRetryWithBackoff(url, opts, n - 1); }); } // English const LANG_EN = { text_init: "Initializing...", text_ready: "Anti-Robot Verification", button_start: "Click to start verification", text_fetching: "Fetching Challenge", text_solving: "Verifying you are human...", text_completed: "I am human", text_completed_sr: "Automatic spam check completed", text_expired: "Anti-Robot verification expired", button_restart: "Restart", text_error: "Verification failed", button_retry: "Retry", text_fetch_error: "Failed to connect to", }; // French const LANG_FR = { text_init: "Chargement...", text_ready: "Vérification Anti-Robot", button_start: "Clique ici pour vérifier", text_fetching: "Chargement du défi", text_solving: "Nous vérifions que vous n'êtes pas un robot...", text_completed: "Je ne suis pas un robot", text_completed_sr: "Vérification automatique des spams terminée", text_expired: "Vérification anti-robot expirée", button_restart: "Redémarrer", text_error: "Échec de la vérification", button_retry: "Recommencer", text_fetch_error: "Problème de connexion avec", }; // German const LANG_DE = { text_init: "Initialisierung...", text_ready: "Anti-Roboter-Verifizierung", button_start: "Hier klicken", text_fetching: "Herausforderung laden...", text_solving: "Verifizierung, dass Sie ein Mensch sind...", text_completed: "Ich bin ein Mensch", text_completed_sr: "Automatische Spamprüfung abgeschlossen", text_expired: "Verifizierung abgelaufen", button_restart: "Erneut starten", text_error: "Verifizierung fehlgeschlagen", button_retry: "Erneut versuchen", text_fetch_error: "Verbindungsproblem mit", }; // Dutch const LANG_NL = { text_init: "Initializeren...", text_ready: "Anti-robotverificatie", button_start: "Klik om te starten", text_fetching: "Aan het laden...", text_solving: "Anti-robotverificatie bezig...", text_completed: "Ik ben een mens", text_completed_sr: "Automatische anti-spamcheck voltooid", text_expired: "Verificatie verlopen", button_restart: "Opnieuw starten", text_error: "Verificatie mislukt", button_retry: "Opnieuw proberen", text_fetch_error: "Verbinding mislukt met", }; // Italian const LANG_IT = { text_init: "Inizializzazione...", text_ready: "Verifica Anti-Robot", button_start: "Clicca per iniziare", text_fetching: "Caricamento...", text_solving: "Verificando che sei umano...", text_completed: "Non sono un robot", text_completed_sr: "Controllo automatico dello spam completato", text_expired: "Verifica Anti-Robot scaduta", button_restart: "Ricomincia", text_error: "Verifica fallita", button_retry: "Riprova", text_fetch_error: "Problema di connessione con", }; // Portuguese const LANG_PT = { text_init: "Inicializando...", text_ready: "Verificação Anti-Robô", button_start: "Clique para iniciar verificação", text_fetching: "Carregando...", text_solving: "Verificando se você é humano...", text_completed: "Eu sou humano", text_completed_sr: "Verificação automática de spam concluída", text_expired: "Verificação Anti-Robô expirada", button_restart: "Reiniciar", text_error: "Verificação falhou", button_retry: "Tentar novamente", text_fetch_error: "Falha de conexão com", }; // Spanish const LANG_ES = { text_init: "Inicializando...", text_ready: "Verificación Anti-Robot", button_start: "Haga clic para iniciar la verificación", text_fetching: "Cargando desafío", text_solving: "Verificando que eres humano...", text_completed: "Soy humano", text_completed_sr: "Verificación automática de spam completada", text_expired: "Verificación Anti-Robot expirada", button_restart: "Reiniciar", text_error: "Ha fallado la verificación", button_retry: "Intentar de nuevo", text_fetch_error: "Error al conectarse a", }; // Catalan const LANG_CA = { text_init: "Inicialitzant...", text_ready: "Verificació Anti-Robot", button_start: "Fes clic per començar la verificació", text_fetching: "Carregant repte", text_solving: "Verificant que ets humà...", text_completed: "Soc humà", text_completed_sr: "Verificació automàtica de correu brossa completada", text_expired: "La verificació Anti-Robot ha expirat", button_restart: "Reiniciar", text_error: "Ha fallat la verificació", button_retry: "Tornar a provar", text_fetch_error: "Error connectant a", }; // Japanese const LANG_JA = { text_init: "開始しています...", text_ready: "アンチロボット認証", button_start: "クリックして認証を開始", text_fetching: "ロードしています", text_solving: "認証中...", text_completed: "私はロボットではありません", text_completed_sr: "自動スパムチェックが完了しました", text_expired: "認証の期限が切れています", button_restart: "再度認証を行う", text_error: "認証にエラーが発生しました", button_retry: "再度認証を行う", text_fetch_error: "接続ができませんでした", }; // Danish const LANG_DA = { text_init: "Aktiverer...", text_ready: "Jeg er ikke en robot", button_start: "Klik for at starte verifikationen", text_fetching: "Henter data", text_solving: "Kontrollerer at du er et menneske...", text_completed: "Jeg er et menneske.", text_completed_sr: "Automatisk spamkontrol gennemført", text_expired: "Verifikationen kunne ikke fuldføres", button_restart: "Genstart", text_error: "Bekræftelse mislykkedes", button_retry: "Prøv igen", text_fetch_error: "Forbindelsen mislykkedes", }; // Russian const LANG_RU = { text_init: "Инициализация...", text_ready: "АнтиРобот проверка", button_start: "Нажмите, чтобы начать проверку", text_fetching: "Получаю задачу", text_solving: "Проверяю, что вы человек...", text_completed: "Я человек", text_completed_sr: "Aвтоматическая проверка на спам завершена", text_expired: "Срок АнтиРоботной проверки истёк", button_restart: "Начать заново", text_error: "Ошибка проверки", button_retry: "Повторить ещё раз", text_fetch_error: "Ошибка подключения", }; // Swedish const LANG_SV = { text_init: "Aktiverar...", text_ready: "Jag är inte en robot", button_start: "Klicka för att verifiera", text_fetching: "Hämtar data", text_solving: "Kontrollerar att du är människa...", text_completed: "Jag är en människa", text_completed_sr: "Automatisk spamkontroll slutförd", text_expired: "Anti-robot-verifieringen har löpt ut", button_restart: "Börja om", text_error: "Verifiering kunde inte slutföras", button_retry: "Omstart", text_fetch_error: "Verifiering misslyckades", }; // Turkish const LANG_TR = { text_init: "Başlatılıyor...", text_ready: "Anti-Robot Doğrulaması", button_start: "Doğrulamayı başlatmak için tıklayın", text_fetching: "Yükleniyor", text_solving: "Robot olmadığınız doğrulanıyor...", text_completed: "Ben bir insanım", text_completed_sr: "Otomatik spam kontrolü tamamlandı", text_expired: "Anti-Robot doğrulamasının süresi doldu", button_restart: "Yeniden başlat", text_error: "Doğrulama başarısız oldu", button_retry: "Tekrar dene", text_fetch_error: "Bağlantı başarısız oldu", }; // Greek const LANG_EL = { text_init: "Προετοιμασία...", text_ready: "Anti-Robot Επαλήθευση", button_start: " Κάντε κλικ για να ξεκινήσει η επαλήθευση", text_fetching: " Λήψη πρόκλησης", text_solving: " Επιβεβαίωση ανθρώπου...", text_completed: "Είμαι άνθρωπος", text_completed_sr: " Ο αυτόματος έλεγχος ανεπιθύμητου περιεχομένου ολοκληρώθηκε", text_expired: " Η επαλήθευση Anti-Robot έληξε", button_restart: " Επανεκκίνηση", text_error: " Η επαλήθευση απέτυχε", button_retry: " Δοκιμάστε ξανά", text_fetch_error: " Αποτυχία σύνδεσης με", }; // Ukrainian const LANG_UK = { text_init: "Ініціалізація...", text_ready: "Антиробот верифікація", button_start: "Натисніть, щоб розпочати верифікацію", text_fetching: "З’єднання", text_solving: "Перевірка, що ви не робот...", text_completed: "Я не робот", text_completed_sr: "Автоматична перевірка спаму завершена", text_expired: "Час вичерпано", button_restart: "Почати знову", text_error: "Верифікація не вдалась", button_retry: "Спробувати знову", text_fetch_error: "Не вдалось з’єднатись", }; // Bulgarian const LANG_BG = { text_init: "Инициализиране...", text_ready: "Анти-робот проверка", button_start: "Щракнете, за да започнете проверката", text_fetching: "Предизвикателство", text_solving: "Проверяваме дали си човек...", text_completed: "Аз съм човек", text_completed_sr: "Автоматичната проверка за спам е завършена", text_expired: "Анти-Робот проверката изтече", button_restart: "Рестартирайте", text_error: "Неуспешна проверка", button_retry: "Опитайте пак", text_fetch_error: "Неуспешно свързване с", }; // Czech const LANG_CS = { text_init: "Inicializace...", text_ready: "Ověření proti robotům", button_start: "Klikněte pro ověření", text_fetching: "Problém při načítání", text_solving: "Ověření, že jste člověk...", text_completed: "Jsem člověk", text_completed_sr: "Automatická kontrola spamu dokončena", text_expired: "Ověření proti robotům vypršelo", button_restart: "Restartovat", text_error: "Ověření se nezdařilo", button_retry: "Zkusit znovu", text_fetch_error: "Připojení se nezdařilo", }; // Slovak const LANG_SK = { text_init: "Inicializácia...", text_ready: "Overenie proti robotom", button_start: "Kliknite pre overenie", text_fetching: "Problém pri načítaní", text_solving: "Overenie, že ste človek...", text_completed: "Som človek", text_completed_sr: "Automatická kontrola spamu dokončená", text_expired: "Overenie proti robotom vypršalo", button_restart: "Reštartovať", text_error: "Overenie sa nepodarilo", button_retry: "Skúsiť znova", text_fetch_error: "Pripojenie sa nepodarilo", }; // Norwegian const LANG_NO = { text_init: " Aktiverer...", text_ready: "Jeg er ikke en robot", button_start: "Klikk for å starte verifiseringen", text_fetching: "Henter data", text_solving: "Sjekker at du er et menneske...", text_completed: "Jeg er et menneske", text_completed_sr: "Automatisk spam-sjekk fullført", text_expired: "Verifisering kunne ikke fullføres", button_restart: "Omstart", text_error: "Bekreftelsen mislyktes", button_retry: "Prøv på nytt", text_fetch_error: "Tilkoblingen mislyktes", }; // Finnish const LANG_FI = { text_init: "Aktivoidaan...", text_ready: "En ole robotti", button_start: "Aloita vahvistus klikkaamalla", text_fetching: "Haetaan tietoja", text_solving: "Tarkistaa, että olet ihminen...", text_completed: "Olen ihminen", text_completed_sr: "Automaattinen roskapostin tarkistus suoritettu", text_expired: "Vahvistusta ei voitu suorittaa loppuun", button_restart: "Uudelleenkäynnistys", text_error: "Vahvistus epäonnistui", button_retry: "Yritä uudelleen", text_fetch_error: "Yhteys epäonnistui", }; // Latvian const LANG_LV = { text_init: "Notiek inicializēšana...", text_ready: "Verifikācija, ka neesat robots", button_start: "Noklikšķiniet, lai sāktu verifikāciju", text_fetching: "Notiek drošības uzdevuma izgūšana", text_solving: "Notiek pārbaude, vai esat cilvēks...", text_completed: "Es esmu cilvēks", text_completed_sr: "Automātiska surogātpasta pārbaude pabeigta", text_expired: "Verifikācijas, ka neesat robots, derīgums beidzies", button_restart: "Restartēt", text_error: "Verifikācija neizdevās", button_retry: "Mēģināt vēlreiz", text_fetch_error: "Neizdevās izveidot savienojumu ar", }; // Lithuanian const LANG_LT = { text_init: "Inicijuojama...", text_ready: "Patikrinimas, ar nesate robotas", button_start: "Spustelėkite patikrinimui pradėti", text_fetching: "Gavimo iššūkis", text_solving: "Tikrinama, ar esate žmogus...", text_completed: "Esu žmogus", text_completed_sr: "Automatinė patikra dėl pašto šiukšlių atlikta", text_expired: "Patikrinimas, ar nesate robotas, baigė galioti", button_restart: "Pradėti iš naujo", text_error: "Patikrinimas nepavyko", button_retry: "Kartoti", text_fetch_error: "Nepavyko prisijungti prie", }; // Polish const LANG_PL = { text_init: "Inicjowanie...", text_ready: "Weryfikacja antybotowa", button_start: "Kliknij, aby rozpocząć weryfikację", text_fetching: "Pobieranie", text_solving: "Weryfikacja, czy nie jesteś robotem...", text_completed: "Nie jestem robotem", text_completed_sr: "Zakończono automatyczne sprawdzanie spamu", text_expired: "Weryfikacja antybotowa wygasła", button_restart: "Uruchom ponownie", text_error: "Weryfikacja nie powiodła się", button_retry: "Spróbuj ponownie", text_fetch_error: "Nie udało się połączyć z", }; // Estonian const LANG_ET = { text_init: "Initsialiseerimine...", text_ready: "Robotivastane kinnitus", button_start: "Kinnitamisega alustamiseks klõpsake", text_fetching: "Väljakutse toomine", text_solving: "Kinnitatakse, et sa oled inimene...", text_completed: "Ma olen inimene", text_completed_sr: "Automaatne rämpsposti kontroll on lõpetatud", text_expired: "Robotivastane kinnitus aegus", button_restart: "Taaskäivita", text_error: "Kinnitamine nurjus", button_retry: "Proovi uuesti", text_fetch_error: "Ühenduse loomine nurjus", }; // Croatian const LANG_HR = { text_init: "Početno postavljanje...", text_ready: "Provjera protiv robota", button_start: "Kliknite za početak provjere", text_fetching: "Dohvaćanje izazova", text_solving: "Provjeravamo jeste li čovjek...", text_completed: "Nisam robot", text_completed_sr: "Automatska provjera je završena", text_expired: "Vrijeme za provjeru protiv robota je isteklo", button_restart: "Osvježi", text_error: "Provjera nije uspjlela", button_retry: " Ponovo pokreni", text_fetch_error: "Nije moguće uspostaviti vezu", }; // Serbian const LANG_SR = { text_init: "Pokretanje...", text_ready: "Anti-Robot Verifikacija", button_start: "Kliknite da biste započeli verifikaciju", text_fetching: "Učitavanje izazova", text_solving: "Verifikacija da ste čovek...", text_completed: "Ja sam čovek", text_completed_sr: "Automatska provera neželjene pošte je završena", text_expired: "Anti-Robot verifikacija je istekla", button_restart: "Ponovo pokrenuti", text_error: "Verifikacija nije uspela", button_retry: "Pokušajte ponovo", text_fetch_error: "Neuspelo povezivanje sa...", }; // Slovenian const LANG_SL = { text_init: "Inicializiranje...", text_ready: "Preverjanje robotov", button_start: "Kliknite za začetek preverjanja", text_fetching: "Prenašanje izziva", text_solving: "Preverjamo, ali ste človek", text_completed: "Nisem robot", text_completed_sr: "Avtomatsko preverjanje je zaključeno", text_expired: "Preverjanje robotov je poteklo", button_restart: "Osveži", text_error: "Preverjanje ni uspelo", button_retry: "Poskusi ponovno", text_fetch_error: "Povezave ni bilo mogoče vzpostaviti", }; // Hungarian const LANG_HU = { text_init: "Inicializálás...", text_ready: "Robotellenes ellenőrzés", button_start: "Kattintson az ellenőrzés megkezdéséhez", text_fetching: "Feladvány lekérése", text_solving: "Annak igazolása, hogy Ön nem robot...", text_completed: "Nem vagyok robot", text_completed_sr: "Automatikus spam ellenőrzés befejeződött", text_expired: "Robotellenes ellenőrzés lejárt", button_restart: "Újraindítás", text_error: "Az ellenőrzés nem sikerült", button_retry: "Próbálja újra", text_fetch_error: "Nem sikerült csatlakozni", }; // Romanian const LANG_RO = { text_init: "Se inițializează...", text_ready: "Verificare anti-robot", button_start: "Click pentru a începe verificarea", text_fetching: "Downloading", text_solving: "Verificare că ești om...", text_completed: "Sunt om", text_completed_sr: "Verificarea automată a spam-ului a fost finalizată", text_expired: "Verificarea anti-robot a expirat", button_restart: "Restart", text_error: "Verificare eșuată", button_retry: "Reîncearcă", text_fetch_error: "Nu s-a putut conecta", }; // Chinese const LANG_ZH = { text_init: "初始化中……", text_ready: "人机验证", button_start: "点击开始", text_fetching: "正在加载", text_solving: "人机校验中……", text_completed: "我不是机器人", text_completed_sr: "人机验证完成", text_expired: "验证已过期", button_restart: "重新开始", text_error: "校验失败", button_retry: "重试", text_fetch_error: "无法连接到", }; // Traditional Chinese const LANG_ZH_TW = { text_init: "正在初始化……", text_ready: "反機器人驗證", button_start: "點擊開始驗證", text_fetching: "載入中", text_solving: "反機器人驗證中……", text_completed: "我不是機器人", text_completed_sr: "驗證完成", text_expired: "驗證超時", button_restart: "重新開始", text_error: "驗證失敗", button_retry: "重試", text_fetch_error: "無法連線到", }; // Vietnamese const LANG_VI = { text_init: "Đang khởi tạo...", text_ready: "Xác minh chống Robot", button_start: "Bấm vào đây để xác minh", text_fetching: "Tìm nạp và xử lý thử thách", text_solving: "Xác minh bạn là người...", text_completed: "Bạn là con người", text_completed_sr: "Xác minh hoàn tất", text_expired: "Xác minh đã hết hạn", button_restart: "Khởi động lại", text_error: "Xác minh thất bại", button_retry: "Thử lại", text_fetch_error: "Không kết nối được", }; // Hebrew const LANG_HE = { text_init: "בביצוע...", text_ready: "אימות אנוש", button_start: "צריך ללחוץ להתחלת האימות", text_fetching: "אתגר המענה בהכנה", text_solving: "מתבצע אימות אנוש...", text_completed: "אני לא רובוט", text_completed_sr: "בדיקת הספאם האוטומטית הסתיימה", text_expired: "פג תוקף אימות האנוש", button_restart: "להתחיל שוב", text_error: "אימות האנוש נכשל", button_retry: "לנסות שוב", text_fetch_error: "נכשל החיבור אל", rtl: true, }; // Thai const LANG_TH = { text_init: "การเริ่มต้น...", text_ready: " การตรวจสอบต่อต้านหุ่นยนต์", button_start: "คลิกเพื่อเริ่มการตรวจสอบ", text_fetching: "การดึงความท้าทาย", text_solving: "ยืนยันว่าคุณเป็นมนุษย์...", text_completed: "ฉันเป็นมนุษย์", text_completed_sr: "การตรวจสอบสแปมอัตโนมัติเสร็จสมบูรณ์", text_expired: "การตรวจสอบ ต่อต้านหุ่นยนต์ หมดอายุ", button_restart: "รีสตาร์ท", text_error: "การยืนยันล้มเหลว", button_retry: "ลองใหม่", text_fetch_error: "ไม่สามารถเชื่อมต่อได้" }; // South Korean const LANG_KR = { text_init: "초기화 중", text_ready: "Anti-Robot 검증", button_start: "검증을 위해 클릭해 주세요", text_fetching: "검증 준비 중", text_solving: "검증 중", text_completed: "검증이 완료되었습니다", text_completed_sr: "자동 스팸 확인 완료", text_expired: "Anti-Robot 검증 만료", button_restart: "다시 시작합니다", text_error: "검증 실패", button_retry: "다시 시도해 주세요", text_fetch_error: "연결하지 못했습니다", }; // Arabic const LANG_AR = { text_init: "...التهيئة", text_ready: "يتم التحقيق", button_start: "إضغط هنا للتحقيق", text_fetching: "تهيئة التحدي", text_solving: "نتحقق من أنك لست روبوتًا...", text_completed: "أنا لست روبوتًا", text_completed_sr: "تم الانتهاء من التحقق التلقائي من البريد العشوائي", text_expired: "انتهت صلاحية التحقق", button_restart: "إعادة تشغيل", text_error: "فشل التحقق", button_retry: "ابدأ مرة أخرى", text_fetch_error: "مشكلة في الاتصال مع", }; const localizations = { en: LANG_EN, de: LANG_DE, nl: LANG_NL, fr: LANG_FR, it: LANG_IT, pt: LANG_PT, es: LANG_ES, ca: LANG_CA, ja: LANG_JA, da: LANG_DA, ru: LANG_RU, sv: LANG_SV, tr: LANG_TR, el: LANG_EL, uk: LANG_UK, bg: LANG_BG, cs: LANG_CS, sk: LANG_SK, no: LANG_NO, fi: LANG_FI, lv: LANG_LV, lt: LANG_LT, pl: LANG_PL, et: LANG_ET, hr: LANG_HR, sr: LANG_SR, sl: LANG_SL, hu: LANG_HU, ro: LANG_RO, zh: LANG_ZH, zh_tw: LANG_ZH_TW, vi: LANG_VI, he: LANG_HE, th: LANG_TH, kr: LANG_KR, ar: LANG_AR, // alternative language 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DataView(I.slice(-4).buffer).getUint32(0,!0),self.postMessage({type:\"done\",solution:I.slice(-8),h:g,puzzleIndex:Q.puzzleIndex,puzzleNumber:Q.puzzleNumber})}}catch(A){setTimeout((()=>{throw A}))}}}();"; // Defensive init to make it easier to integrate with Gatsby and friends. let URL; if (typeof window !== "undefined") { URL = window.URL || window.webkitURL; } class WorkerGroup { constructor() { this.workers = []; this.puzzleNumber = 0; this.numPuzzles = 0; this.threshold = 0; this.startTime = 0; this.progress = 0; this.totalHashes = 0; this.puzzleSolverInputs = []; // The index of the next puzzle this.puzzleIndex = 0; this.solutionBuffer = new Uint8Array(0); // initialize some value, so ts is happy this.solverType = 1; this.readyPromise = new Promise(() => { }); this.readyCount = 0; this.startCount = 0; this.progressCallback = () => 0; this.readyCallback = () => 0; this.startedCallback = () => 0; this.doneCallback = () => 0; this.errorCallback = () => 0; } init() { this.terminateWorkers(); this.progress = 0; this.totalHashes = 0; let setReady; this.readyPromise = new Promise((resolve) => (setReady = resolve)); this.readyCount = 0; this.startCount = 0; // Setup four workers for now - later we could calculate this depending on the device this.workers = new Array(4); const workerBlob = new Blob([workerString], { type: "text/javascript" }); for (let i = 0; i < this.workers.length; i++) { this.workers[i] = new Worker(URL.createObjectURL(workerBlob)); this.workers[i].onerror = (e) => this.errorCallback(e); this.workers[i].onmessage = (e) => { const data = e.data; if (!data) return; if (data.type === "ready") { this.readyCount++; this.solverType = data.solver; // We are ready, when all workers are ready if (this.readyCount == this.workers.length) { setReady(); this.readyCallback(); } } else if (data.type === "started") { this.startCount++; // We started, when the first worker starts working if (this.startCount == 1) { this.startTime = Date.now(); this.startedCallback(); } } else if (data.type === "done") { if (data.puzzleNumber !== this.puzzleNumber) return; // solution belongs to a previous puzzle if (this.puzzleIndex < this.puzzleSolverInputs.length) { this.workers[i].postMessage({ type: "start", puzzleSolverInput: this.puzzleSolverInputs[this.puzzleIndex], threshold: this.threshold, puzzleIndex: this.puzzleIndex, puzzleNumber: this.puzzleNumber, }); this.puzzleIndex++; } this.progress++; this.totalHashes += data.h; this.progressCallback({ n: this.numPuzzles, h: this.totalHashes, t: (Date.now() - this.startTime) / 1000, i: this.progress, }); this.solutionBuffer.set(data.solution, data.puzzleIndex * 8); // We are done, when all puzzles have been solved if (this.progress == this.numPuzzles) { const totalTime = (Date.now() - this.startTime) / 1000; this.doneCallback({ solution: this.solutionBuffer, h: this.totalHashes, t: totalTime, diagnostics: createDiagnosticsBuffer(this.solverType, totalTime), solver: this.solverType, }); } } else if (data.type === "error") { this.errorCallback(data); } }; } } setupSolver(forceJS = false) { const msg = { type: "solver", forceJS: forceJS }; for (let i = 0; i < this.workers.length; i++) {