From 8eff962cab608341a6f2fedc640a0e32d96f26e2 Mon Sep 17 00:00:00 2001 From: altaf-creator Date: Sun, 9 Nov 2025 11:15:19 +0800 Subject: pain --- .../node_modules/@firebase/util/dist/index.esm.js | 2318 ++++++++++++++++++++ 1 file changed, 2318 insertions(+) create mode 100644 frontend-old/node_modules/@firebase/util/dist/index.esm.js (limited to 'frontend-old/node_modules/@firebase/util/dist/index.esm.js') diff --git a/frontend-old/node_modules/@firebase/util/dist/index.esm.js b/frontend-old/node_modules/@firebase/util/dist/index.esm.js new file mode 100644 index 0000000..b18b956 --- /dev/null +++ b/frontend-old/node_modules/@firebase/util/dist/index.esm.js @@ -0,0 +1,2318 @@ +import { getDefaultsFromPostinstall } from './postinstall.mjs'; + +/** + * @license + * Copyright 2017 Google LLC + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +/** + * @fileoverview Firebase constants. Some of these (@defines) can be overridden at compile-time. + */ +const CONSTANTS = { + /** + * @define {boolean} Whether this is the client Node.js SDK. + */ + NODE_CLIENT: false, + /** + * @define {boolean} Whether this is the Admin Node.js SDK. + */ + NODE_ADMIN: false, + /** + * Firebase SDK Version + */ + SDK_VERSION: '${JSCORE_VERSION}' +}; + +/** + * @license + * Copyright 2017 Google LLC + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +/** + * Throws an error if the provided assertion is falsy + */ +const assert = function (assertion, message) { + if (!assertion) { + throw assertionError(message); + } +}; +/** + * Returns an Error object suitable for throwing. + */ +const assertionError = function (message) { + return new Error('Firebase Database (' + + CONSTANTS.SDK_VERSION + + ') INTERNAL ASSERT FAILED: ' + + message); +}; + +/** + * @license + * Copyright 2017 Google LLC + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +const stringToByteArray$1 = function (str) { + // TODO(user): Use native implementations if/when available + const out = []; + let p = 0; + for (let i = 0; i < str.length; i++) { + let c = str.charCodeAt(i); + if (c < 128) { + out[p++] = c; + } + else if (c < 2048) { + out[p++] = (c >> 6) | 192; + out[p++] = (c & 63) | 128; + } + else if ((c & 0xfc00) === 0xd800 && + i + 1 < str.length && + (str.charCodeAt(i + 1) & 0xfc00) === 0xdc00) { + // Surrogate Pair + c = 0x10000 + ((c & 0x03ff) << 10) + (str.charCodeAt(++i) & 0x03ff); + out[p++] = (c >> 18) | 240; + out[p++] = ((c >> 12) & 63) | 128; + out[p++] = ((c >> 6) & 63) | 128; + out[p++] = (c & 63) | 128; + } + else { + out[p++] = (c >> 12) | 224; + out[p++] = ((c >> 6) & 63) | 128; + out[p++] = (c & 63) | 128; + } + } + return out; +}; +/** + * Turns an array of numbers into the string given by the concatenation of the + * characters to which the numbers correspond. + * @param bytes Array of numbers representing characters. + * @return Stringification of the array. + */ +const byteArrayToString = function (bytes) { + // TODO(user): Use native implementations if/when available + const out = []; + let pos = 0, c = 0; + while (pos < bytes.length) { + const c1 = bytes[pos++]; + if (c1 < 128) { + out[c++] = String.fromCharCode(c1); + } + else if (c1 > 191 && c1 < 224) { + const c2 = bytes[pos++]; + out[c++] = String.fromCharCode(((c1 & 31) << 6) | (c2 & 63)); + } + else if (c1 > 239 && c1 < 365) { + // Surrogate Pair + const c2 = bytes[pos++]; + const c3 = bytes[pos++]; + const c4 = bytes[pos++]; + const u = (((c1 & 7) << 18) | ((c2 & 63) << 12) | ((c3 & 63) << 6) | (c4 & 63)) - + 0x10000; + out[c++] = String.fromCharCode(0xd800 + (u >> 10)); + out[c++] = String.fromCharCode(0xdc00 + (u & 1023)); + } + else { + const c2 = bytes[pos++]; + const c3 = bytes[pos++]; + out[c++] = String.fromCharCode(((c1 & 15) << 12) | ((c2 & 63) << 6) | (c3 & 63)); + } + } + return out.join(''); +}; +// We define it as an object literal instead of a class because a class compiled down to es5 can't +// be treeshaked. https://github.com/rollup/rollup/issues/1691 +// Static lookup maps, lazily populated by init_() +// TODO(dlarocque): Define this as a class, since we no longer target ES5. +const base64 = { + /** + * Maps bytes to characters. + */ + byteToCharMap_: null, + /** + * Maps characters to bytes. + */ + charToByteMap_: null, + /** + * Maps bytes to websafe characters. + * @private + */ + byteToCharMapWebSafe_: null, + /** + * Maps websafe characters to bytes. + * @private + */ + charToByteMapWebSafe_: null, + /** + * Our default alphabet, shared between + * ENCODED_VALS and ENCODED_VALS_WEBSAFE + */ + ENCODED_VALS_BASE: 'ABCDEFGHIJKLMNOPQRSTUVWXYZ' + 'abcdefghijklmnopqrstuvwxyz' + '0123456789', + /** + * Our default alphabet. Value 64 (=) is special; it means "nothing." + */ + get ENCODED_VALS() { + return this.ENCODED_VALS_BASE + '+/='; + }, + /** + * Our websafe alphabet. + */ + get ENCODED_VALS_WEBSAFE() { + return this.ENCODED_VALS_BASE + '-_.'; + }, + /** + * Whether this browser supports the atob and btoa functions. This extension + * started at Mozilla but is now implemented by many browsers. We use the + * ASSUME_* variables to avoid pulling in the full useragent detection library + * but still allowing the standard per-browser compilations. + * + */ + HAS_NATIVE_SUPPORT: typeof atob === 'function', + /** + * Base64-encode an array of bytes. + * + * @param input An array of bytes (numbers with + * value in [0, 255]) to encode. + * @param webSafe Boolean indicating we should use the + * alternative alphabet. + * @return The base64 encoded string. + */ + encodeByteArray(input, webSafe) { + if (!Array.isArray(input)) { + throw Error('encodeByteArray takes an array as a parameter'); + } + this.init_(); + const byteToCharMap = webSafe + ? this.byteToCharMapWebSafe_ + : this.byteToCharMap_; + const output = []; + for (let i = 0; i < input.length; i += 3) { + const byte1 = input[i]; + const haveByte2 = i + 1 < input.length; + const byte2 = haveByte2 ? input[i + 1] : 0; + const haveByte3 = i + 2 < input.length; + const byte3 = haveByte3 ? input[i + 2] : 0; + const outByte1 = byte1 >> 2; + const outByte2 = ((byte1 & 0x03) << 4) | (byte2 >> 4); + let outByte3 = ((byte2 & 0x0f) << 2) | (byte3 >> 6); + let outByte4 = byte3 & 0x3f; + if (!haveByte3) { + outByte4 = 64; + if (!haveByte2) { + outByte3 = 64; + } + } + output.push(byteToCharMap[outByte1], byteToCharMap[outByte2], byteToCharMap[outByte3], byteToCharMap[outByte4]); + } + return output.join(''); + }, + /** + * Base64-encode a string. + * + * @param input A string to encode. + * @param webSafe If true, we should use the + * alternative alphabet. + * @return The base64 encoded string. + */ + encodeString(input, webSafe) { + // Shortcut for Mozilla browsers that implement + // a native base64 encoder in the form of "btoa/atob" + if (this.HAS_NATIVE_SUPPORT && !webSafe) { + return btoa(input); + } + return this.encodeByteArray(stringToByteArray$1(input), webSafe); + }, + /** + * Base64-decode a string. + * + * @param input to decode. + * @param webSafe True if we should use the + * alternative alphabet. + * @return string representing the decoded value. + */ + decodeString(input, webSafe) { + // Shortcut for Mozilla browsers that implement + // a native base64 encoder in the form of "btoa/atob" + if (this.HAS_NATIVE_SUPPORT && !webSafe) { + return atob(input); + } + return byteArrayToString(this.decodeStringToByteArray(input, webSafe)); + }, + /** + * Base64-decode a string. + * + * In base-64 decoding, groups of four characters are converted into three + * bytes. If the encoder did not apply padding, the input length may not + * be a multiple of 4. + * + * In this case, the last group will have fewer than 4 characters, and + * padding will be inferred. If the group has one or two characters, it decodes + * to one byte. If the group has three characters, it decodes to two bytes. + * + * @param input Input to decode. + * @param webSafe True if we should use the web-safe alphabet. + * @return bytes representing the decoded value. + */ + decodeStringToByteArray(input, webSafe) { + this.init_(); + const charToByteMap = webSafe + ? this.charToByteMapWebSafe_ + : this.charToByteMap_; + const output = []; + for (let i = 0; i < input.length;) { + const byte1 = charToByteMap[input.charAt(i++)]; + const haveByte2 = i < input.length; + const byte2 = haveByte2 ? charToByteMap[input.charAt(i)] : 0; + ++i; + const haveByte3 = i < input.length; + const byte3 = haveByte3 ? charToByteMap[input.charAt(i)] : 64; + ++i; + const haveByte4 = i < input.length; + const byte4 = haveByte4 ? charToByteMap[input.charAt(i)] : 64; + ++i; + if (byte1 == null || byte2 == null || byte3 == null || byte4 == null) { + throw new DecodeBase64StringError(); + } + const outByte1 = (byte1 << 2) | (byte2 >> 4); + output.push(outByte1); + if (byte3 !== 64) { + const outByte2 = ((byte2 << 4) & 0xf0) | (byte3 >> 2); + output.push(outByte2); + if (byte4 !== 64) { + const outByte3 = ((byte3 << 6) & 0xc0) | byte4; + output.push(outByte3); + } + } + } + return output; + }, + /** + * Lazy static initialization function. Called before + * accessing any of the static map variables. + * @private + */ + init_() { + if (!this.byteToCharMap_) { + this.byteToCharMap_ = {}; + this.charToByteMap_ = {}; + this.byteToCharMapWebSafe_ = {}; + this.charToByteMapWebSafe_ = {}; + // We want quick mappings back and forth, so we precompute two maps. + for (let i = 0; i < this.ENCODED_VALS.length; i++) { + this.byteToCharMap_[i] = this.ENCODED_VALS.charAt(i); + this.charToByteMap_[this.byteToCharMap_[i]] = i; + this.byteToCharMapWebSafe_[i] = this.ENCODED_VALS_WEBSAFE.charAt(i); + this.charToByteMapWebSafe_[this.byteToCharMapWebSafe_[i]] = i; + // Be forgiving when decoding and correctly decode both encodings. + if (i >= this.ENCODED_VALS_BASE.length) { + this.charToByteMap_[this.ENCODED_VALS_WEBSAFE.charAt(i)] = i; + this.charToByteMapWebSafe_[this.ENCODED_VALS.charAt(i)] = i; + } + } + } + } +}; +/** + * An error encountered while decoding base64 string. + */ +class DecodeBase64StringError extends Error { + constructor() { + super(...arguments); + this.name = 'DecodeBase64StringError'; + } +} +/** + * URL-safe base64 encoding + */ +const base64Encode = function (str) { + const utf8Bytes = stringToByteArray$1(str); + return base64.encodeByteArray(utf8Bytes, true); +}; +/** + * URL-safe base64 encoding (without "." padding in the end). + * e.g. Used in JSON Web Token (JWT) parts. + */ +const base64urlEncodeWithoutPadding = function (str) { + // Use base64url encoding and remove padding in the end (dot characters). + return base64Encode(str).replace(/\./g, ''); +}; +/** + * URL-safe base64 decoding + * + * NOTE: DO NOT use the global atob() function - it does NOT support the + * base64Url variant encoding. + * + * @param str To be decoded + * @return Decoded result, if possible + */ +const base64Decode = function (str) { + try { + return base64.decodeString(str, true); + } + catch (e) { + console.error('base64Decode failed: ', e); + } + return null; +}; + +/** + * @license + * Copyright 2017 Google LLC + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +/** + * Do a deep-copy of basic JavaScript Objects or Arrays. + */ +function deepCopy(value) { + return deepExtend(undefined, value); +} +/** + * Copy properties from source to target (recursively allows extension + * of Objects and Arrays). Scalar values in the target are over-written. + * If target is undefined, an object of the appropriate type will be created + * (and returned). + * + * We recursively copy all child properties of plain Objects in the source- so + * that namespace- like dictionaries are merged. + * + * Note that the target can be a function, in which case the properties in + * the source Object are copied onto it as static properties of the Function. + * + * Note: we don't merge __proto__ to prevent prototype pollution + */ +function deepExtend(target, source) { + if (!(source instanceof Object)) { + return source; + } + switch (source.constructor) { + case Date: + // Treat Dates like scalars; if the target date object had any child + // properties - they will be lost! + const dateValue = source; + return new Date(dateValue.getTime()); + case Object: + if (target === undefined) { + target = {}; + } + break; + case Array: + // Always copy the array source and overwrite the target. + target = []; + break; + default: + // Not a plain Object - treat it as a scalar. + return source; + } + for (const prop in source) { + // use isValidKey to guard against prototype pollution. See https://snyk.io/vuln/SNYK-JS-LODASH-450202 + if (!source.hasOwnProperty(prop) || !isValidKey(prop)) { + continue; + } + target[prop] = deepExtend(target[prop], source[prop]); + } + return target; +} +function isValidKey(key) { + return key !== '__proto__'; +} + +/** + * @license + * Copyright 2022 Google LLC + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +/** + * Polyfill for `globalThis` object. + * @returns the `globalThis` object for the given environment. + * @public + */ +function getGlobal() { + if (typeof self !== 'undefined') { + return self; + } + if (typeof window !== 'undefined') { + return window; + } + if (typeof global !== 'undefined') { + return global; + } + throw new Error('Unable to locate global object.'); +} + +/** + * @license + * Copyright 2022 Google LLC + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +const getDefaultsFromGlobal = () => getGlobal().__FIREBASE_DEFAULTS__; +/** + * Attempt to read defaults from a JSON string provided to + * process(.)env(.)__FIREBASE_DEFAULTS__ or a JSON file whose path is in + * process(.)env(.)__FIREBASE_DEFAULTS_PATH__ + * The dots are in parens because certain compilers (Vite?) cannot + * handle seeing that variable in comments. + * See https://github.com/firebase/firebase-js-sdk/issues/6838 + */ +const getDefaultsFromEnvVariable = () => { + if (typeof process === 'undefined' || typeof process.env === 'undefined') { + return; + } + const defaultsJsonString = process.env.__FIREBASE_DEFAULTS__; + if (defaultsJsonString) { + return JSON.parse(defaultsJsonString); + } +}; +const getDefaultsFromCookie = () => { + if (typeof document === 'undefined') { + return; + } + let match; + try { + match = document.cookie.match(/__FIREBASE_DEFAULTS__=([^;]+)/); + } + catch (e) { + // Some environments such as Angular Universal SSR have a + // `document` object but error on accessing `document.cookie`. + return; + } + const decoded = match && base64Decode(match[1]); + return decoded && JSON.parse(decoded); +}; +/** + * Get the __FIREBASE_DEFAULTS__ object. It checks in order: + * (1) if such an object exists as a property of `globalThis` + * (2) if such an object was provided on a shell environment variable + * (3) if such an object exists in a cookie + * @public + */ +const getDefaults = () => { + try { + return (getDefaultsFromPostinstall() || + getDefaultsFromGlobal() || + getDefaultsFromEnvVariable() || + getDefaultsFromCookie()); + } + catch (e) { + /** + * Catch-all for being unable to get __FIREBASE_DEFAULTS__ due + * to any environment case we have not accounted for. Log to + * info instead of swallowing so we can find these unknown cases + * and add paths for them if needed. + */ + console.info(`Unable to get __FIREBASE_DEFAULTS__ due to: ${e}`); + return; + } +}; +/** + * Returns emulator host stored in the __FIREBASE_DEFAULTS__ object + * for the given product. + * @returns a URL host formatted like `127.0.0.1:9999` or `[::1]:4000` if available + * @public + */ +const getDefaultEmulatorHost = (productName) => getDefaults()?.emulatorHosts?.[productName]; +/** + * Returns emulator hostname and port stored in the __FIREBASE_DEFAULTS__ object + * for the given product. + * @returns a pair of hostname and port like `["::1", 4000]` if available + * @public + */ +const getDefaultEmulatorHostnameAndPort = (productName) => { + const host = getDefaultEmulatorHost(productName); + if (!host) { + return undefined; + } + const separatorIndex = host.lastIndexOf(':'); // Finding the last since IPv6 addr also has colons. + if (separatorIndex <= 0 || separatorIndex + 1 === host.length) { + throw new Error(`Invalid host ${host} with no separate hostname and port!`); + } + // eslint-disable-next-line no-restricted-globals + const port = parseInt(host.substring(separatorIndex + 1), 10); + if (host[0] === '[') { + // Bracket-quoted `[ipv6addr]:port` => return "ipv6addr" (without brackets). + return [host.substring(1, separatorIndex - 1), port]; + } + else { + return [host.substring(0, separatorIndex), port]; + } +}; +/** + * Returns Firebase app config stored in the __FIREBASE_DEFAULTS__ object. + * @public + */ +const getDefaultAppConfig = () => getDefaults()?.config; +/** + * Returns an experimental setting on the __FIREBASE_DEFAULTS__ object (properties + * prefixed by "_") + * @public + */ +const getExperimentalSetting = (name) => getDefaults()?.[`_${name}`]; + +/** + * @license + * Copyright 2017 Google LLC + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +class Deferred { + constructor() { + this.reject = () => { }; + this.resolve = () => { }; + this.promise = new Promise((resolve, reject) => { + this.resolve = resolve; + this.reject = reject; + }); + } + /** + * Our API internals are not promisified and cannot because our callback APIs have subtle expectations around + * invoking promises inline, which Promises are forbidden to do. This method accepts an optional node-style callback + * and returns a node-style callback which will resolve or reject the Deferred's promise. + */ + wrapCallback(callback) { + return (error, value) => { + if (error) { + this.reject(error); + } + else { + this.resolve(value); + } + if (typeof callback === 'function') { + // Attaching noop handler just in case developer wasn't expecting + // promises + this.promise.catch(() => { }); + // Some of our callbacks don't expect a value and our own tests + // assert that the parameter length is 1 + if (callback.length === 1) { + callback(error); + } + else { + callback(error, value); + } + } + }; + } +} + +/** + * @license + * Copyright 2025 Google LLC + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +/** + * Checks whether host is a cloud workstation or not. + * @public + */ +function isCloudWorkstation(url) { + // `isCloudWorkstation` is called without protocol in certain connect*Emulator functions + // In HTTP request builders, it's called with the protocol. + // If called with protocol prefix, it's a valid URL, so we extract the hostname + // If called without, we assume the string is the hostname. + try { + const host = url.startsWith('http://') || url.startsWith('https://') + ? new URL(url).hostname + : url; + return host.endsWith('.cloudworkstations.dev'); + } + catch { + return false; + } +} +/** + * Makes a fetch request to the given server. + * Mostly used for forwarding cookies in Firebase Studio. + * @public + */ +async function pingServer(endpoint) { + const result = await fetch(endpoint, { + credentials: 'include' + }); + return result.ok; +} + +/** + * @license + * Copyright 2021 Google LLC + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +function createMockUserToken(token, projectId) { + if (token.uid) { + throw new Error('The "uid" field is no longer supported by mockUserToken. Please use "sub" instead for Firebase Auth User ID.'); + } + // Unsecured JWTs use "none" as the algorithm. + const header = { + alg: 'none', + type: 'JWT' + }; + const project = projectId || 'demo-project'; + const iat = token.iat || 0; + const sub = token.sub || token.user_id; + if (!sub) { + throw new Error("mockUserToken must contain 'sub' or 'user_id' field!"); + } + const payload = { + // Set all required fields to decent defaults + iss: `https://securetoken.google.com/${project}`, + aud: project, + iat, + exp: iat + 3600, + auth_time: iat, + sub, + user_id: sub, + firebase: { + sign_in_provider: 'custom', + identities: {} + }, + // Override with user options + ...token + }; + // Unsecured JWTs use the empty string as a signature. + const signature = ''; + return [ + base64urlEncodeWithoutPadding(JSON.stringify(header)), + base64urlEncodeWithoutPadding(JSON.stringify(payload)), + signature + ].join('.'); +} +const emulatorStatus = {}; +// Checks whether any products are running on an emulator +function getEmulatorSummary() { + const summary = { + prod: [], + emulator: [] + }; + for (const key of Object.keys(emulatorStatus)) { + if (emulatorStatus[key]) { + summary.emulator.push(key); + } + else { + summary.prod.push(key); + } + } + return summary; +} +function getOrCreateEl(id) { + let parentDiv = document.getElementById(id); + let created = false; + if (!parentDiv) { + parentDiv = document.createElement('div'); + parentDiv.setAttribute('id', id); + created = true; + } + return { created, element: parentDiv }; +} +let previouslyDismissed = false; +/** + * Updates Emulator Banner. Primarily used for Firebase Studio + * @param name + * @param isRunningEmulator + * @public + */ +function updateEmulatorBanner(name, isRunningEmulator) { + if (typeof window === 'undefined' || + typeof document === 'undefined' || + !isCloudWorkstation(window.location.host) || + emulatorStatus[name] === isRunningEmulator || + emulatorStatus[name] || // If already set to use emulator, can't go back to prod. + previouslyDismissed) { + return; + } + emulatorStatus[name] = isRunningEmulator; + function prefixedId(id) { + return `__firebase__banner__${id}`; + } + const bannerId = '__firebase__banner'; + const summary = getEmulatorSummary(); + const showError = summary.prod.length > 0; + function tearDown() { + const element = document.getElementById(bannerId); + if (element) { + element.remove(); + } + } + function setupBannerStyles(bannerEl) { + bannerEl.style.display = 'flex'; + bannerEl.style.background = '#7faaf0'; + bannerEl.style.position = 'fixed'; + bannerEl.style.bottom = '5px'; + bannerEl.style.left = '5px'; + bannerEl.style.padding = '.5em'; + bannerEl.style.borderRadius = '5px'; + bannerEl.style.alignItems = 'center'; + } + function setupIconStyles(prependIcon, iconId) { + prependIcon.setAttribute('width', '24'); + prependIcon.setAttribute('id', iconId); + prependIcon.setAttribute('height', '24'); + prependIcon.setAttribute('viewBox', '0 0 24 24'); + prependIcon.setAttribute('fill', 'none'); + prependIcon.style.marginLeft = '-6px'; + } + function setupCloseBtn() { + const closeBtn = document.createElement('span'); + closeBtn.style.cursor = 'pointer'; + closeBtn.style.marginLeft = '16px'; + closeBtn.style.fontSize = '24px'; + closeBtn.innerHTML = ' ×'; + closeBtn.onclick = () => { + previouslyDismissed = true; + tearDown(); + }; + return closeBtn; + } + function setupLinkStyles(learnMoreLink, learnMoreId) { + learnMoreLink.setAttribute('id', learnMoreId); + learnMoreLink.innerText = 'Learn more'; + learnMoreLink.href = + 'https://firebase.google.com/docs/studio/preview-apps#preview-backend'; + learnMoreLink.setAttribute('target', '__blank'); + learnMoreLink.style.paddingLeft = '5px'; + learnMoreLink.style.textDecoration = 'underline'; + } + function setupDom() { + const banner = getOrCreateEl(bannerId); + const firebaseTextId = prefixedId('text'); + const firebaseText = document.getElementById(firebaseTextId) || document.createElement('span'); + const learnMoreId = prefixedId('learnmore'); + const learnMoreLink = document.getElementById(learnMoreId) || + document.createElement('a'); + const prependIconId = prefixedId('preprendIcon'); + const prependIcon = document.getElementById(prependIconId) || + document.createElementNS('http://www.w3.org/2000/svg', 'svg'); + if (banner.created) { + // update styles + const bannerEl = banner.element; + setupBannerStyles(bannerEl); + setupLinkStyles(learnMoreLink, learnMoreId); + const closeBtn = setupCloseBtn(); + setupIconStyles(prependIcon, prependIconId); + bannerEl.append(prependIcon, firebaseText, learnMoreLink, closeBtn); + document.body.appendChild(bannerEl); + } + if (showError) { + firebaseText.innerText = `Preview backend disconnected.`; + prependIcon.innerHTML = ` + + + + + + +`; + } + else { + prependIcon.innerHTML = ` + + + + + + +`; + firebaseText.innerText = 'Preview backend running in this workspace.'; + } + firebaseText.setAttribute('id', firebaseTextId); + } + if (document.readyState === 'loading') { + window.addEventListener('DOMContentLoaded', setupDom); + } + else { + setupDom(); + } +} + +/** + * @license + * Copyright 2017 Google LLC + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +/** + * Returns navigator.userAgent string or '' if it's not defined. + * @return user agent string + */ +function getUA() { + if (typeof navigator !== 'undefined' && + typeof navigator['userAgent'] === 'string') { + return navigator['userAgent']; + } + else { + return ''; + } +} +/** + * Detect Cordova / PhoneGap / Ionic frameworks on a mobile device. + * + * Deliberately does not rely on checking `file://` URLs (as this fails PhoneGap + * in the Ripple emulator) nor Cordova `onDeviceReady`, which would normally + * wait for a callback. + */ +function isMobileCordova() { + return (typeof window !== 'undefined' && + // @ts-ignore Setting up an broadly applicable index signature for Window + // just to deal with this case would probably be a bad idea. + !!(window['cordova'] || window['phonegap'] || window['PhoneGap']) && + /ios|iphone|ipod|ipad|android|blackberry|iemobile/i.test(getUA())); +} +/** + * Detect Node.js. + * + * @return true if Node.js environment is detected or specified. + */ +// Node detection logic from: https://github.com/iliakan/detect-node/ +function isNode() { + const forceEnvironment = getDefaults()?.forceEnvironment; + if (forceEnvironment === 'node') { + return true; + } + else if (forceEnvironment === 'browser') { + return false; + } + try { + return (Object.prototype.toString.call(global.process) === '[object process]'); + } + catch (e) { + return false; + } +} +/** + * Detect Browser Environment. + * Note: This will return true for certain test frameworks that are incompletely + * mimicking a browser, and should not lead to assuming all browser APIs are + * available. + */ +function isBrowser() { + return typeof window !== 'undefined' || isWebWorker(); +} +/** + * Detect Web Worker context. + */ +function isWebWorker() { + return (typeof WorkerGlobalScope !== 'undefined' && + typeof self !== 'undefined' && + self instanceof WorkerGlobalScope); +} +/** + * Detect Cloudflare Worker context. + */ +function isCloudflareWorker() { + return (typeof navigator !== 'undefined' && + navigator.userAgent === 'Cloudflare-Workers'); +} +function isBrowserExtension() { + const runtime = typeof chrome === 'object' + ? chrome.runtime + : typeof browser === 'object' + ? browser.runtime + : undefined; + return typeof runtime === 'object' && runtime.id !== undefined; +} +/** + * Detect React Native. + * + * @return true if ReactNative environment is detected. + */ +function isReactNative() { + return (typeof navigator === 'object' && navigator['product'] === 'ReactNative'); +} +/** Detects Electron apps. */ +function isElectron() { + return getUA().indexOf('Electron/') >= 0; +} +/** Detects Internet Explorer. */ +function isIE() { + const ua = getUA(); + return ua.indexOf('MSIE ') >= 0 || ua.indexOf('Trident/') >= 0; +} +/** Detects Universal Windows Platform apps. */ +function isUWP() { + return getUA().indexOf('MSAppHost/') >= 0; +} +/** + * Detect whether the current SDK build is the Node version. + * + * @return true if it's the Node SDK build. + */ +function isNodeSdk() { + return CONSTANTS.NODE_CLIENT === true || CONSTANTS.NODE_ADMIN === true; +} +/** Returns true if we are running in Safari. */ +function isSafari() { + return (!isNode() && + !!navigator.userAgent && + navigator.userAgent.includes('Safari') && + !navigator.userAgent.includes('Chrome')); +} +/** Returns true if we are running in Safari or WebKit */ +function isSafariOrWebkit() { + return (!isNode() && + !!navigator.userAgent && + (navigator.userAgent.includes('Safari') || + navigator.userAgent.includes('WebKit')) && + !navigator.userAgent.includes('Chrome')); +} +/** + * This method checks if indexedDB is supported by current browser/service worker context + * @return true if indexedDB is supported by current browser/service worker context + */ +function isIndexedDBAvailable() { + try { + return typeof indexedDB === 'object'; + } + catch (e) { + return false; + } +} +/** + * This method validates browser/sw context for indexedDB by opening a dummy indexedDB database and reject + * if errors occur during the database open operation. + * + * @throws exception if current browser/sw context can't run idb.open (ex: Safari iframe, Firefox + * private browsing) + */ +function validateIndexedDBOpenable() { + return new Promise((resolve, reject) => { + try { + let preExist = true; + const DB_CHECK_NAME = 'validate-browser-context-for-indexeddb-analytics-module'; + const request = self.indexedDB.open(DB_CHECK_NAME); + request.onsuccess = () => { + request.result.close(); + // delete database only when it doesn't pre-exist + if (!preExist) { + self.indexedDB.deleteDatabase(DB_CHECK_NAME); + } + resolve(true); + }; + request.onupgradeneeded = () => { + preExist = false; + }; + request.onerror = () => { + reject(request.error?.message || ''); + }; + } + catch (error) { + reject(error); + } + }); +} +/** + * + * This method checks whether cookie is enabled within current browser + * @return true if cookie is enabled within current browser + */ +function areCookiesEnabled() { + if (typeof navigator === 'undefined' || !navigator.cookieEnabled) { + return false; + } + return true; +} + +/** + * @license + * Copyright 2017 Google LLC + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +/** + * @fileoverview Standardized Firebase Error. + * + * Usage: + * + * // TypeScript string literals for type-safe codes + * type Err = + * 'unknown' | + * 'object-not-found' + * ; + * + * // Closure enum for type-safe error codes + * // at-enum {string} + * var Err = { + * UNKNOWN: 'unknown', + * OBJECT_NOT_FOUND: 'object-not-found', + * } + * + * let errors: Map = { + * 'generic-error': "Unknown error", + * 'file-not-found': "Could not find file: {$file}", + * }; + * + * // Type-safe function - must pass a valid error code as param. + * let error = new ErrorFactory('service', 'Service', errors); + * + * ... + * throw error.create(Err.GENERIC); + * ... + * throw error.create(Err.FILE_NOT_FOUND, {'file': fileName}); + * ... + * // Service: Could not file file: foo.txt (service/file-not-found). + * + * catch (e) { + * assert(e.message === "Could not find file: foo.txt."); + * if ((e as FirebaseError)?.code === 'service/file-not-found') { + * console.log("Could not read file: " + e['file']); + * } + * } + */ +const ERROR_NAME = 'FirebaseError'; +// Based on code from: +// https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Error#Custom_Error_Types +class FirebaseError extends Error { + constructor( + /** The error code for this error. */ + code, message, + /** Custom data for this error. */ + customData) { + super(message); + this.code = code; + this.customData = customData; + /** The custom name for all FirebaseErrors. */ + this.name = ERROR_NAME; + // Fix For ES5 + // https://github.com/Microsoft/TypeScript-wiki/blob/master/Breaking-Changes.md#extending-built-ins-like-error-array-and-map-may-no-longer-work + // TODO(dlarocque): Replace this with `new.target`: https://www.typescriptlang.org/docs/handbook/release-notes/typescript-2-2.html#support-for-newtarget + // which we can now use since we no longer target ES5. + Object.setPrototypeOf(this, FirebaseError.prototype); + // Maintains proper stack trace for where our error was thrown. + // Only available on V8. + if (Error.captureStackTrace) { + Error.captureStackTrace(this, ErrorFactory.prototype.create); + } + } +} +class ErrorFactory { + constructor(service, serviceName, errors) { + this.service = service; + this.serviceName = serviceName; + this.errors = errors; + } + create(code, ...data) { + const customData = data[0] || {}; + const fullCode = `${this.service}/${code}`; + const template = this.errors[code]; + const message = template ? replaceTemplate(template, customData) : 'Error'; + // Service Name: Error message (service/code). + const fullMessage = `${this.serviceName}: ${message} (${fullCode}).`; + const error = new FirebaseError(fullCode, fullMessage, customData); + return error; + } +} +function replaceTemplate(template, data) { + return template.replace(PATTERN, (_, key) => { + const value = data[key]; + return value != null ? String(value) : `<${key}?>`; + }); +} +const PATTERN = /\{\$([^}]+)}/g; + +/** + * @license + * Copyright 2017 Google LLC + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +/** + * Evaluates a JSON string into a javascript object. + * + * @param {string} str A string containing JSON. + * @return {*} The javascript object representing the specified JSON. + */ +function jsonEval(str) { + return JSON.parse(str); +} +/** + * Returns JSON representing a javascript object. + * @param {*} data JavaScript object to be stringified. + * @return {string} The JSON contents of the object. + */ +function stringify(data) { + return JSON.stringify(data); +} + +/** + * @license + * Copyright 2017 Google LLC + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +/** + * Decodes a Firebase auth. token into constituent parts. + * + * Notes: + * - May return with invalid / incomplete claims if there's no native base64 decoding support. + * - Doesn't check if the token is actually valid. + */ +const decode = function (token) { + let header = {}, claims = {}, data = {}, signature = ''; + try { + const parts = token.split('.'); + header = jsonEval(base64Decode(parts[0]) || ''); + claims = jsonEval(base64Decode(parts[1]) || ''); + signature = parts[2]; + data = claims['d'] || {}; + delete claims['d']; + } + catch (e) { } + return { + header, + claims, + data, + signature + }; +}; +/** + * Decodes a Firebase auth. token and checks the validity of its time-based claims. Will return true if the + * token is within the time window authorized by the 'nbf' (not-before) and 'iat' (issued-at) claims. + * + * Notes: + * - May return a false negative if there's no native base64 decoding support. + * - Doesn't check if the token is actually valid. + */ +const isValidTimestamp = function (token) { + const claims = decode(token).claims; + const now = Math.floor(new Date().getTime() / 1000); + let validSince = 0, validUntil = 0; + if (typeof claims === 'object') { + if (claims.hasOwnProperty('nbf')) { + validSince = claims['nbf']; + } + else if (claims.hasOwnProperty('iat')) { + validSince = claims['iat']; + } + if (claims.hasOwnProperty('exp')) { + validUntil = claims['exp']; + } + else { + // token will expire after 24h by default + validUntil = validSince + 86400; + } + } + return (!!now && + !!validSince && + !!validUntil && + now >= validSince && + now <= validUntil); +}; +/** + * Decodes a Firebase auth. token and returns its issued at time if valid, null otherwise. + * + * Notes: + * - May return null if there's no native base64 decoding support. + * - Doesn't check if the token is actually valid. + */ +const issuedAtTime = function (token) { + const claims = decode(token).claims; + if (typeof claims === 'object' && claims.hasOwnProperty('iat')) { + return claims['iat']; + } + return null; +}; +/** + * Decodes a Firebase auth. token and checks the validity of its format. Expects a valid issued-at time. + * + * Notes: + * - May return a false negative if there's no native base64 decoding support. + * - Doesn't check if the token is actually valid. + */ +const isValidFormat = function (token) { + const decoded = decode(token), claims = decoded.claims; + return !!claims && typeof claims === 'object' && claims.hasOwnProperty('iat'); +}; +/** + * Attempts to peer into an auth token and determine if it's an admin auth token by looking at the claims portion. + * + * Notes: + * - May return a false negative if there's no native base64 decoding support. + * - Doesn't check if the token is actually valid. + */ +const isAdmin = function (token) { + const claims = decode(token).claims; + return typeof claims === 'object' && claims['admin'] === true; +}; + +/** + * @license + * Copyright 2017 Google LLC + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +function contains(obj, key) { + return Object.prototype.hasOwnProperty.call(obj, key); +} +function safeGet(obj, key) { + if (Object.prototype.hasOwnProperty.call(obj, key)) { + return obj[key]; + } + else { + return undefined; + } +} +function isEmpty(obj) { + for (const key in obj) { + if (Object.prototype.hasOwnProperty.call(obj, key)) { + return false; + } + } + return true; +} +function map(obj, fn, contextObj) { + const res = {}; + for (const key in obj) { + if (Object.prototype.hasOwnProperty.call(obj, key)) { + res[key] = fn.call(contextObj, obj[key], key, obj); + } + } + return res; +} +/** + * Deep equal two objects. Support Arrays and Objects. + */ +function deepEqual(a, b) { + if (a === b) { + return true; + } + const aKeys = Object.keys(a); + const bKeys = Object.keys(b); + for (const k of aKeys) { + if (!bKeys.includes(k)) { + return false; + } + const aProp = a[k]; + const bProp = b[k]; + if (isObject(aProp) && isObject(bProp)) { + if (!deepEqual(aProp, bProp)) { + return false; + } + } + else if (aProp !== bProp) { + return false; + } + } + for (const k of bKeys) { + if (!aKeys.includes(k)) { + return false; + } + } + return true; +} +function isObject(thing) { + return thing !== null && typeof thing === 'object'; +} + +/** + * @license + * Copyright 2022 Google LLC + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +/** + * Rejects if the given promise doesn't resolve in timeInMS milliseconds. + * @internal + */ +function promiseWithTimeout(promise, timeInMS = 2000) { + const deferredPromise = new Deferred(); + setTimeout(() => deferredPromise.reject('timeout!'), timeInMS); + promise.then(deferredPromise.resolve, deferredPromise.reject); + return deferredPromise.promise; +} + +/** + * @license + * Copyright 2017 Google LLC + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +/** + * Returns a querystring-formatted string (e.g. &arg=val&arg2=val2) from a + * params object (e.g. {arg: 'val', arg2: 'val2'}) + * Note: You must prepend it with ? when adding it to a URL. + */ +function querystring(querystringParams) { + const params = []; + for (const [key, value] of Object.entries(querystringParams)) { + if (Array.isArray(value)) { + value.forEach(arrayVal => { + params.push(encodeURIComponent(key) + '=' + encodeURIComponent(arrayVal)); + }); + } + else { + params.push(encodeURIComponent(key) + '=' + encodeURIComponent(value)); + } + } + return params.length ? '&' + params.join('&') : ''; +} +/** + * Decodes a querystring (e.g. ?arg=val&arg2=val2) into a params object + * (e.g. {arg: 'val', arg2: 'val2'}) + */ +function querystringDecode(querystring) { + const obj = {}; + const tokens = querystring.replace(/^\?/, '').split('&'); + tokens.forEach(token => { + if (token) { + const [key, value] = token.split('='); + obj[decodeURIComponent(key)] = decodeURIComponent(value); + } + }); + return obj; +} +/** + * Extract the query string part of a URL, including the leading question mark (if present). + */ +function extractQuerystring(url) { + const queryStart = url.indexOf('?'); + if (!queryStart) { + return ''; + } + const fragmentStart = url.indexOf('#', queryStart); + return url.substring(queryStart, fragmentStart > 0 ? fragmentStart : undefined); +} + +/** + * @license + * Copyright 2017 Google LLC + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +/** + * @fileoverview SHA-1 cryptographic hash. + * Variable names follow the notation in FIPS PUB 180-3: + * http://csrc.nist.gov/publications/fips/fips180-3/fips180-3_final.pdf. + * + * Usage: + * var sha1 = new sha1(); + * sha1.update(bytes); + * var hash = sha1.digest(); + * + * Performance: + * Chrome 23: ~400 Mbit/s + * Firefox 16: ~250 Mbit/s + * + */ +/** + * SHA-1 cryptographic hash constructor. + * + * The properties declared here are discussed in the above algorithm document. + * @constructor + * @final + * @struct + */ +class Sha1 { + constructor() { + /** + * Holds the previous values of accumulated variables a-e in the compress_ + * function. + * @private + */ + this.chain_ = []; + /** + * A buffer holding the partially computed hash result. + * @private + */ + this.buf_ = []; + /** + * An array of 80 bytes, each a part of the message to be hashed. Referred to + * as the message schedule in the docs. + * @private + */ + this.W_ = []; + /** + * Contains data needed to pad messages less than 64 bytes. + * @private + */ + this.pad_ = []; + /** + * @private {number} + */ + this.inbuf_ = 0; + /** + * @private {number} + */ + this.total_ = 0; + this.blockSize = 512 / 8; + this.pad_[0] = 128; + for (let i = 1; i < this.blockSize; ++i) { + this.pad_[i] = 0; + } + this.reset(); + } + reset() { + this.chain_[0] = 0x67452301; + this.chain_[1] = 0xefcdab89; + this.chain_[2] = 0x98badcfe; + this.chain_[3] = 0x10325476; + this.chain_[4] = 0xc3d2e1f0; + this.inbuf_ = 0; + this.total_ = 0; + } + /** + * Internal compress helper function. + * @param buf Block to compress. + * @param offset Offset of the block in the buffer. + * @private + */ + compress_(buf, offset) { + if (!offset) { + offset = 0; + } + const W = this.W_; + // get 16 big endian words + if (typeof buf === 'string') { + for (let i = 0; i < 16; i++) { + // TODO(user): [bug 8140122] Recent versions of Safari for Mac OS and iOS + // have a bug that turns the post-increment ++ operator into pre-increment + // during JIT compilation. We have code that depends heavily on SHA-1 for + // correctness and which is affected by this bug, so I've removed all uses + // of post-increment ++ in which the result value is used. We can revert + // this change once the Safari bug + // (https://bugs.webkit.org/show_bug.cgi?id=109036) has been fixed and + // most clients have been updated. + W[i] = + (buf.charCodeAt(offset) << 24) | + (buf.charCodeAt(offset + 1) << 16) | + (buf.charCodeAt(offset + 2) << 8) | + buf.charCodeAt(offset + 3); + offset += 4; + } + } + else { + for (let i = 0; i < 16; i++) { + W[i] = + (buf[offset] << 24) | + (buf[offset + 1] << 16) | + (buf[offset + 2] << 8) | + buf[offset + 3]; + offset += 4; + } + } + // expand to 80 words + for (let i = 16; i < 80; i++) { + const t = W[i - 3] ^ W[i - 8] ^ W[i - 14] ^ W[i - 16]; + W[i] = ((t << 1) | (t >>> 31)) & 0xffffffff; + } + let a = this.chain_[0]; + let b = this.chain_[1]; + let c = this.chain_[2]; + let d = this.chain_[3]; + let e = this.chain_[4]; + let f, k; + // TODO(user): Try to unroll this loop to speed up the computation. + for (let i = 0; i < 80; i++) { + if (i < 40) { + if (i < 20) { + f = d ^ (b & (c ^ d)); + k = 0x5a827999; + } + else { + f = b ^ c ^ d; + k = 0x6ed9eba1; + } + } + else { + if (i < 60) { + f = (b & c) | (d & (b | c)); + k = 0x8f1bbcdc; + } + else { + f = b ^ c ^ d; + k = 0xca62c1d6; + } + } + const t = (((a << 5) | (a >>> 27)) + f + e + k + W[i]) & 0xffffffff; + e = d; + d = c; + c = ((b << 30) | (b >>> 2)) & 0xffffffff; + b = a; + a = t; + } + this.chain_[0] = (this.chain_[0] + a) & 0xffffffff; + this.chain_[1] = (this.chain_[1] + b) & 0xffffffff; + this.chain_[2] = (this.chain_[2] + c) & 0xffffffff; + this.chain_[3] = (this.chain_[3] + d) & 0xffffffff; + this.chain_[4] = (this.chain_[4] + e) & 0xffffffff; + } + update(bytes, length) { + // TODO(johnlenz): tighten the function signature and remove this check + if (bytes == null) { + return; + } + if (length === undefined) { + length = bytes.length; + } + const lengthMinusBlock = length - this.blockSize; + let n = 0; + // Using local instead of member variables gives ~5% speedup on Firefox 16. + const buf = this.buf_; + let inbuf = this.inbuf_; + // The outer while loop should execute at most twice. + while (n < length) { + // When we have no data in the block to top up, we can directly process the + // input buffer (assuming it contains sufficient data). This gives ~25% + // speedup on Chrome 23 and ~15% speedup on Firefox 16, but requires that + // the data is provided in large chunks (or in multiples of 64 bytes). + if (inbuf === 0) { + while (n <= lengthMinusBlock) { + this.compress_(bytes, n); + n += this.blockSize; + } + } + if (typeof bytes === 'string') { + while (n < length) { + buf[inbuf] = bytes.charCodeAt(n); + ++inbuf; + ++n; + if (inbuf === this.blockSize) { + this.compress_(buf); + inbuf = 0; + // Jump to the outer loop so we use the full-block optimization. + break; + } + } + } + else { + while (n < length) { + buf[inbuf] = bytes[n]; + ++inbuf; + ++n; + if (inbuf === this.blockSize) { + this.compress_(buf); + inbuf = 0; + // Jump to the outer loop so we use the full-block optimization. + break; + } + } + } + } + this.inbuf_ = inbuf; + this.total_ += length; + } + /** @override */ + digest() { + const digest = []; + let totalBits = this.total_ * 8; + // Add pad 0x80 0x00*. + if (this.inbuf_ < 56) { + this.update(this.pad_, 56 - this.inbuf_); + } + else { + this.update(this.pad_, this.blockSize - (this.inbuf_ - 56)); + } + // Add # bits. + for (let i = this.blockSize - 1; i >= 56; i--) { + this.buf_[i] = totalBits & 255; + totalBits /= 256; // Don't use bit-shifting here! + } + this.compress_(this.buf_); + let n = 0; + for (let i = 0; i < 5; i++) { + for (let j = 24; j >= 0; j -= 8) { + digest[n] = (this.chain_[i] >> j) & 255; + ++n; + } + } + return digest; + } +} + +/** + * Helper to make a Subscribe function (just like Promise helps make a + * Thenable). + * + * @param executor Function which can make calls to a single Observer + * as a proxy. + * @param onNoObservers Callback when count of Observers goes to zero. + */ +function createSubscribe(executor, onNoObservers) { + const proxy = new ObserverProxy(executor, onNoObservers); + return proxy.subscribe.bind(proxy); +} +/** + * Implement fan-out for any number of Observers attached via a subscribe + * function. + */ +class ObserverProxy { + /** + * @param executor Function which can make calls to a single Observer + * as a proxy. + * @param onNoObservers Callback when count of Observers goes to zero. + */ + constructor(executor, onNoObservers) { + this.observers = []; + this.unsubscribes = []; + this.observerCount = 0; + // Micro-task scheduling by calling task.then(). + this.task = Promise.resolve(); + this.finalized = false; + this.onNoObservers = onNoObservers; + // Call the executor asynchronously so subscribers that are called + // synchronously after the creation of the subscribe function + // can still receive the very first value generated in the executor. + this.task + .then(() => { + executor(this); + }) + .catch(e => { + this.error(e); + }); + } + next(value) { + this.forEachObserver((observer) => { + observer.next(value); + }); + } + error(error) { + this.forEachObserver((observer) => { + observer.error(error); + }); + this.close(error); + } + complete() { + this.forEachObserver((observer) => { + observer.complete(); + }); + this.close(); + } + /** + * Subscribe function that can be used to add an Observer to the fan-out list. + * + * - We require that no event is sent to a subscriber synchronously to their + * call to subscribe(). + */ + subscribe(nextOrObserver, error, complete) { + let observer; + if (nextOrObserver === undefined && + error === undefined && + complete === undefined) { + throw new Error('Missing Observer.'); + } + // Assemble an Observer object when passed as callback functions. + if (implementsAnyMethods(nextOrObserver, [ + 'next', + 'error', + 'complete' + ])) { + observer = nextOrObserver; + } + else { + observer = { + next: nextOrObserver, + error, + complete + }; + } + if (observer.next === undefined) { + observer.next = noop; + } + if (observer.error === undefined) { + observer.error = noop; + } + if (observer.complete === undefined) { + observer.complete = noop; + } + const unsub = this.unsubscribeOne.bind(this, this.observers.length); + // Attempt to subscribe to a terminated Observable - we + // just respond to the Observer with the final error or complete + // event. + if (this.finalized) { + // eslint-disable-next-line @typescript-eslint/no-floating-promises + this.task.then(() => { + try { + if (this.finalError) { + observer.error(this.finalError); + } + else { + observer.complete(); + } + } + catch (e) { + // nothing + } + return; + }); + } + this.observers.push(observer); + return unsub; + } + // Unsubscribe is synchronous - we guarantee that no events are sent to + // any unsubscribed Observer. + unsubscribeOne(i) { + if (this.observers === undefined || this.observers[i] === undefined) { + return; + } + delete this.observers[i]; + this.observerCount -= 1; + if (this.observerCount === 0 && this.onNoObservers !== undefined) { + this.onNoObservers(this); + } + } + forEachObserver(fn) { + if (this.finalized) { + // Already closed by previous event....just eat the additional values. + return; + } + // Since sendOne calls asynchronously - there is no chance that + // this.observers will become undefined. + for (let i = 0; i < this.observers.length; i++) { + this.sendOne(i, fn); + } + } + // Call the Observer via one of it's callback function. We are careful to + // confirm that the observe has not been unsubscribed since this asynchronous + // function had been queued. + sendOne(i, fn) { + // Execute the callback asynchronously + // eslint-disable-next-line @typescript-eslint/no-floating-promises + this.task.then(() => { + if (this.observers !== undefined && this.observers[i] !== undefined) { + try { + fn(this.observers[i]); + } + catch (e) { + // Ignore exceptions raised in Observers or missing methods of an + // Observer. + // Log error to console. b/31404806 + if (typeof console !== 'undefined' && console.error) { + console.error(e); + } + } + } + }); + } + close(err) { + if (this.finalized) { + return; + } + this.finalized = true; + if (err !== undefined) { + this.finalError = err; + } + // Proxy is no longer needed - garbage collect references + // eslint-disable-next-line @typescript-eslint/no-floating-promises + this.task.then(() => { + this.observers = undefined; + this.onNoObservers = undefined; + }); + } +} +/** Turn synchronous function into one called asynchronously. */ +// eslint-disable-next-line @typescript-eslint/ban-types +function async(fn, onError) { + return (...args) => { + Promise.resolve(true) + .then(() => { + fn(...args); + }) + .catch((error) => { + if (onError) { + onError(error); + } + }); + }; +} +/** + * Return true if the object passed in implements any of the named methods. + */ +function implementsAnyMethods(obj, methods) { + if (typeof obj !== 'object' || obj === null) { + return false; + } + for (const method of methods) { + if (method in obj && typeof obj[method] === 'function') { + return true; + } + } + return false; +} +function noop() { + // do nothing +} + +/** + * @license + * Copyright 2017 Google LLC + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +/** + * Check to make sure the appropriate number of arguments are provided for a public function. + * Throws an error if it fails. + * + * @param fnName The function name + * @param minCount The minimum number of arguments to allow for the function call + * @param maxCount The maximum number of argument to allow for the function call + * @param argCount The actual number of arguments provided. + */ +const validateArgCount = function (fnName, minCount, maxCount, argCount) { + let argError; + if (argCount < minCount) { + argError = 'at least ' + minCount; + } + else if (argCount > maxCount) { + argError = maxCount === 0 ? 'none' : 'no more than ' + maxCount; + } + if (argError) { + const error = fnName + + ' failed: Was called with ' + + argCount + + (argCount === 1 ? ' argument.' : ' arguments.') + + ' Expects ' + + argError + + '.'; + throw new Error(error); + } +}; +/** + * Generates a string to prefix an error message about failed argument validation + * + * @param fnName The function name + * @param argName The name of the argument + * @return The prefix to add to the error thrown for validation. + */ +function errorPrefix(fnName, argName) { + return `${fnName} failed: ${argName} argument `; +} +/** + * @param fnName + * @param argumentNumber + * @param namespace + * @param optional + */ +function validateNamespace(fnName, namespace, optional) { + if (optional && !namespace) { + return; + } + if (typeof namespace !== 'string') { + //TODO: I should do more validation here. We only allow certain chars in namespaces. + throw new Error(errorPrefix(fnName, 'namespace') + 'must be a valid firebase namespace.'); + } +} +function validateCallback(fnName, argumentName, +// eslint-disable-next-line @typescript-eslint/ban-types +callback, optional) { + if (optional && !callback) { + return; + } + if (typeof callback !== 'function') { + throw new Error(errorPrefix(fnName, argumentName) + 'must be a valid function.'); + } +} +function validateContextObject(fnName, argumentName, context, optional) { + if (optional && !context) { + return; + } + if (typeof context !== 'object' || context === null) { + throw new Error(errorPrefix(fnName, argumentName) + 'must be a valid context object.'); + } +} + +/** + * @license + * Copyright 2017 Google LLC + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +// Code originally came from goog.crypt.stringToUtf8ByteArray, but for some reason they +// automatically replaced '\r\n' with '\n', and they didn't handle surrogate pairs, +// so it's been modified. +// Note that not all Unicode characters appear as single characters in JavaScript strings. +// fromCharCode returns the UTF-16 encoding of a character - so some Unicode characters +// use 2 characters in JavaScript. All 4-byte UTF-8 characters begin with a first +// character in the range 0xD800 - 0xDBFF (the first character of a so-called surrogate +// pair). +// See http://www.ecma-international.org/ecma-262/5.1/#sec-15.1.3 +/** + * @param {string} str + * @return {Array} + */ +const stringToByteArray = function (str) { + const out = []; + let p = 0; + for (let i = 0; i < str.length; i++) { + let c = str.charCodeAt(i); + // Is this the lead surrogate in a surrogate pair? + if (c >= 0xd800 && c <= 0xdbff) { + const high = c - 0xd800; // the high 10 bits. + i++; + assert(i < str.length, 'Surrogate pair missing trail surrogate.'); + const low = str.charCodeAt(i) - 0xdc00; // the low 10 bits. + c = 0x10000 + (high << 10) + low; + } + if (c < 128) { + out[p++] = c; + } + else if (c < 2048) { + out[p++] = (c >> 6) | 192; + out[p++] = (c & 63) | 128; + } + else if (c < 65536) { + out[p++] = (c >> 12) | 224; + out[p++] = ((c >> 6) & 63) | 128; + out[p++] = (c & 63) | 128; + } + else { + out[p++] = (c >> 18) | 240; + out[p++] = ((c >> 12) & 63) | 128; + out[p++] = ((c >> 6) & 63) | 128; + out[p++] = (c & 63) | 128; + } + } + return out; +}; +/** + * Calculate length without actually converting; useful for doing cheaper validation. + * @param {string} str + * @return {number} + */ +const stringLength = function (str) { + let p = 0; + for (let i = 0; i < str.length; i++) { + const c = str.charCodeAt(i); + if (c < 128) { + p++; + } + else if (c < 2048) { + p += 2; + } + else if (c >= 0xd800 && c <= 0xdbff) { + // Lead surrogate of a surrogate pair. The pair together will take 4 bytes to represent. + p += 4; + i++; // skip trail surrogate. + } + else { + p += 3; + } + } + return p; +}; + +/** + * @license + * Copyright 2019 Google LLC + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +/** + * The amount of milliseconds to exponentially increase. + */ +const DEFAULT_INTERVAL_MILLIS = 1000; +/** + * The factor to backoff by. + * Should be a number greater than 1. + */ +const DEFAULT_BACKOFF_FACTOR = 2; +/** + * The maximum milliseconds to increase to. + * + *

Visible for testing + */ +const MAX_VALUE_MILLIS = 4 * 60 * 60 * 1000; // Four hours, like iOS and Android. +/** + * The percentage of backoff time to randomize by. + * See + * http://go/safe-client-behavior#step-1-determine-the-appropriate-retry-interval-to-handle-spike-traffic + * for context. + * + *

Visible for testing + */ +const RANDOM_FACTOR = 0.5; +/** + * Based on the backoff method from + * https://github.com/google/closure-library/blob/master/closure/goog/math/exponentialbackoff.js. + * Extracted here so we don't need to pass metadata and a stateful ExponentialBackoff object around. + */ +function calculateBackoffMillis(backoffCount, intervalMillis = DEFAULT_INTERVAL_MILLIS, backoffFactor = DEFAULT_BACKOFF_FACTOR) { + // Calculates an exponentially increasing value. + // Deviation: calculates value from count and a constant interval, so we only need to save value + // and count to restore state. + const currBaseValue = intervalMillis * Math.pow(backoffFactor, backoffCount); + // A random "fuzz" to avoid waves of retries. + // Deviation: randomFactor is required. + const randomWait = Math.round( + // A fraction of the backoff value to add/subtract. + // Deviation: changes multiplication order to improve readability. + RANDOM_FACTOR * + currBaseValue * + // A random float (rounded to int by Math.round above) in the range [-1, 1]. Determines + // if we add or subtract. + (Math.random() - 0.5) * + 2); + // Limits backoff to max to avoid effectively permanent backoff. + return Math.min(MAX_VALUE_MILLIS, currBaseValue + randomWait); +} + +/** + * @license + * Copyright 2020 Google LLC + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +/** + * Provide English ordinal letters after a number + */ +function ordinal(i) { + if (!Number.isFinite(i)) { + return `${i}`; + } + return i + indicator(i); +} +function indicator(i) { + i = Math.abs(i); + const cent = i % 100; + if (cent >= 10 && cent <= 20) { + return 'th'; + } + const dec = i % 10; + if (dec === 1) { + return 'st'; + } + if (dec === 2) { + return 'nd'; + } + if (dec === 3) { + return 'rd'; + } + return 'th'; +} + +/** + * @license + * Copyright 2021 Google LLC + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +function getModularInstance(service) { + if (service && service._delegate) { + return service._delegate; + } + else { + return service; + } +} + +export { CONSTANTS, DecodeBase64StringError, Deferred, ErrorFactory, FirebaseError, MAX_VALUE_MILLIS, RANDOM_FACTOR, Sha1, areCookiesEnabled, assert, assertionError, async, base64, base64Decode, base64Encode, base64urlEncodeWithoutPadding, calculateBackoffMillis, contains, createMockUserToken, createSubscribe, decode, deepCopy, deepEqual, deepExtend, errorPrefix, extractQuerystring, getDefaultAppConfig, getDefaultEmulatorHost, getDefaultEmulatorHostnameAndPort, getDefaults, getExperimentalSetting, getGlobal, getModularInstance, getUA, isAdmin, isBrowser, isBrowserExtension, isCloudWorkstation, isCloudflareWorker, isElectron, isEmpty, isIE, isIndexedDBAvailable, isMobileCordova, isNode, isNodeSdk, isReactNative, isSafari, isSafariOrWebkit, isUWP, isValidFormat, isValidTimestamp, isWebWorker, issuedAtTime, jsonEval, map, ordinal, pingServer, promiseWithTimeout, querystring, querystringDecode, safeGet, stringLength, stringToByteArray, stringify, updateEmulatorBanner, validateArgCount, validateCallback, validateContextObject, validateIndexedDBOpenable, validateNamespace }; +//# sourceMappingURL=index.esm.js.map -- cgit v1.2.3