('service', 'Service', errors);\r\n *\r\n * ...\r\n * throw error.create(Err.GENERIC);\r\n * ...\r\n * throw error.create(Err.FILE_NOT_FOUND, {'file': fileName});\r\n * ...\r\n * // Service: Could not file file: foo.txt (service/file-not-found).\r\n *\r\n * catch (e) {\r\n * assert(e.message === \"Could not find file: foo.txt.\");\r\n * if ((e as FirebaseError)?.code === 'service/file-not-found') {\r\n * console.log(\"Could not read file: \" + e['file']);\r\n * }\r\n * }\r\n */\r\nconst ERROR_NAME = 'FirebaseError';\r\n// Based on code from:\r\n// https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Error#Custom_Error_Types\r\nclass FirebaseError extends Error {\r\n constructor(\r\n /** The error code for this error. */\r\n code, message, \r\n /** Custom data for this error. */\r\n customData) {\r\n super(message);\r\n this.code = code;\r\n this.customData = customData;\r\n /** The custom name for all FirebaseErrors. */\r\n this.name = ERROR_NAME;\r\n // Fix For ES5\r\n // https://github.com/Microsoft/TypeScript-wiki/blob/master/Breaking-Changes.md#extending-built-ins-like-error-array-and-map-may-no-longer-work\r\n Object.setPrototypeOf(this, FirebaseError.prototype);\r\n // Maintains proper stack trace for where our error was thrown.\r\n // Only available on V8.\r\n if (Error.captureStackTrace) {\r\n Error.captureStackTrace(this, ErrorFactory.prototype.create);\r\n }\r\n }\r\n}\r\nclass ErrorFactory {\r\n constructor(service, serviceName, errors) {\r\n this.service = service;\r\n this.serviceName = serviceName;\r\n this.errors = errors;\r\n }\r\n create(code, ...data) {\r\n const customData = data[0] || {};\r\n const fullCode = `${this.service}/${code}`;\r\n const template = this.errors[code];\r\n const message = template ? replaceTemplate(template, customData) : 'Error';\r\n // Service Name: Error message (service/code).\r\n const fullMessage = `${this.serviceName}: ${message} (${fullCode}).`;\r\n const error = new FirebaseError(fullCode, fullMessage, customData);\r\n return error;\r\n }\r\n}\r\nfunction replaceTemplate(template, data) {\r\n return template.replace(PATTERN, (_, key) => {\r\n const value = data[key];\r\n return value != null ? String(value) : `<${key}?>`;\r\n });\r\n}\r\nconst PATTERN = /\\{\\$([^}]+)}/g;\n\n/**\r\n * @license\r\n * Copyright 2017 Google LLC\r\n *\r\n * Licensed under the Apache License, Version 2.0 (the \"License\");\r\n * you may not use this file except in compliance with the License.\r\n * You may obtain a copy of the License at\r\n *\r\n * http://www.apache.org/licenses/LICENSE-2.0\r\n *\r\n * Unless required by applicable law or agreed to in writing, software\r\n * distributed under the License is distributed on an \"AS IS\" BASIS,\r\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r\n * See the License for the specific language governing permissions and\r\n * limitations under the License.\r\n */\r\n/**\r\n * Evaluates a JSON string into a javascript object.\r\n *\r\n * @param {string} str A string containing JSON.\r\n * @return {*} The javascript object representing the specified JSON.\r\n */\r\nfunction jsonEval(str) {\r\n return JSON.parse(str);\r\n}\r\n/**\r\n * Returns JSON representing a javascript object.\r\n * @param {*} data Javascript object to be stringified.\r\n * @return {string} The JSON contents of the object.\r\n */\r\nfunction stringify(data) {\r\n return JSON.stringify(data);\r\n}\n\n/**\r\n * @license\r\n * Copyright 2017 Google LLC\r\n *\r\n * Licensed under the Apache License, Version 2.0 (the \"License\");\r\n * you may not use this file except in compliance with the License.\r\n * You may obtain a copy of the License at\r\n *\r\n * http://www.apache.org/licenses/LICENSE-2.0\r\n *\r\n * Unless required by applicable law or agreed to in writing, software\r\n * distributed under the License is distributed on an \"AS IS\" BASIS,\r\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r\n * See the License for the specific language governing permissions and\r\n * limitations under the License.\r\n */\r\n/**\r\n * Decodes a Firebase auth. token into constituent parts.\r\n *\r\n * Notes:\r\n * - May return with invalid / incomplete claims if there's no native base64 decoding support.\r\n * - Doesn't check if the token is actually valid.\r\n */\r\nconst decode = function (token) {\r\n let header = {}, claims = {}, data = {}, signature = '';\r\n try {\r\n const parts = token.split('.');\r\n header = jsonEval(base64Decode(parts[0]) || '');\r\n claims = jsonEval(base64Decode(parts[1]) || '');\r\n signature = parts[2];\r\n data = claims['d'] || {};\r\n delete claims['d'];\r\n }\r\n catch (e) { }\r\n return {\r\n header,\r\n claims,\r\n data,\r\n signature\r\n };\r\n};\r\n/**\r\n * Decodes a Firebase auth. token and checks the validity of its time-based claims. Will return true if the\r\n * token is within the time window authorized by the 'nbf' (not-before) and 'iat' (issued-at) claims.\r\n *\r\n * Notes:\r\n * - May return a false negative if there's no native base64 decoding support.\r\n * - Doesn't check if the token is actually valid.\r\n */\r\nconst isValidTimestamp = function (token) {\r\n const claims = decode(token).claims;\r\n const now = Math.floor(new Date().getTime() / 1000);\r\n let validSince = 0, validUntil = 0;\r\n if (typeof claims === 'object') {\r\n if (claims.hasOwnProperty('nbf')) {\r\n validSince = claims['nbf'];\r\n }\r\n else if (claims.hasOwnProperty('iat')) {\r\n validSince = claims['iat'];\r\n }\r\n if (claims.hasOwnProperty('exp')) {\r\n validUntil = claims['exp'];\r\n }\r\n else {\r\n // token will expire after 24h by default\r\n validUntil = validSince + 86400;\r\n }\r\n }\r\n return (!!now &&\r\n !!validSince &&\r\n !!validUntil &&\r\n now >= validSince &&\r\n now <= validUntil);\r\n};\r\n/**\r\n * Decodes a Firebase auth. token and returns its issued at time if valid, null otherwise.\r\n *\r\n * Notes:\r\n * - May return null if there's no native base64 decoding support.\r\n * - Doesn't check if the token is actually valid.\r\n */\r\nconst issuedAtTime = function (token) {\r\n const claims = decode(token).claims;\r\n if (typeof claims === 'object' && claims.hasOwnProperty('iat')) {\r\n return claims['iat'];\r\n }\r\n return null;\r\n};\r\n/**\r\n * Decodes a Firebase auth. token and checks the validity of its format. Expects a valid issued-at time.\r\n *\r\n * Notes:\r\n * - May return a false negative if there's no native base64 decoding support.\r\n * - Doesn't check if the token is actually valid.\r\n */\r\nconst isValidFormat = function (token) {\r\n const decoded = decode(token), claims = decoded.claims;\r\n return !!claims && typeof claims === 'object' && claims.hasOwnProperty('iat');\r\n};\r\n/**\r\n * Attempts to peer into an auth token and determine if it's an admin auth token by looking at the claims portion.\r\n *\r\n * Notes:\r\n * - May return a false negative if there's no native base64 decoding support.\r\n * - Doesn't check if the token is actually valid.\r\n */\r\nconst isAdmin = function (token) {\r\n const claims = decode(token).claims;\r\n return typeof claims === 'object' && claims['admin'] === true;\r\n};\n\n/**\r\n * @license\r\n * Copyright 2017 Google LLC\r\n *\r\n * Licensed under the Apache License, Version 2.0 (the \"License\");\r\n * you may not use this file except in compliance with the License.\r\n * You may obtain a copy of the License at\r\n *\r\n * http://www.apache.org/licenses/LICENSE-2.0\r\n *\r\n * Unless required by applicable law or agreed to in writing, software\r\n * distributed under the License is distributed on an \"AS IS\" BASIS,\r\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r\n * See the License for the specific language governing permissions and\r\n * limitations under the License.\r\n */\r\nfunction contains(obj, key) {\r\n return Object.prototype.hasOwnProperty.call(obj, key);\r\n}\r\nfunction safeGet(obj, key) {\r\n if (Object.prototype.hasOwnProperty.call(obj, key)) {\r\n return obj[key];\r\n }\r\n else {\r\n return undefined;\r\n }\r\n}\r\nfunction isEmpty(obj) {\r\n for (const key in obj) {\r\n if (Object.prototype.hasOwnProperty.call(obj, key)) {\r\n return false;\r\n }\r\n }\r\n return true;\r\n}\r\nfunction map(obj, fn, contextObj) {\r\n const res = {};\r\n for (const key in obj) {\r\n if (Object.prototype.hasOwnProperty.call(obj, key)) {\r\n res[key] = fn.call(contextObj, obj[key], key, obj);\r\n }\r\n }\r\n return res;\r\n}\r\n/**\r\n * Deep equal two objects. Support Arrays and Objects.\r\n */\r\nfunction deepEqual(a, b) {\r\n if (a === b) {\r\n return true;\r\n }\r\n const aKeys = Object.keys(a);\r\n const bKeys = Object.keys(b);\r\n for (const k of aKeys) {\r\n if (!bKeys.includes(k)) {\r\n return false;\r\n }\r\n const aProp = a[k];\r\n const bProp = b[k];\r\n if (isObject(aProp) && isObject(bProp)) {\r\n if (!deepEqual(aProp, bProp)) {\r\n return false;\r\n }\r\n }\r\n else if (aProp !== bProp) {\r\n return false;\r\n }\r\n }\r\n for (const k of bKeys) {\r\n if (!aKeys.includes(k)) {\r\n return false;\r\n }\r\n }\r\n return true;\r\n}\r\nfunction isObject(thing) {\r\n return thing !== null && typeof thing === 'object';\r\n}\n\n/**\r\n * @license\r\n * Copyright 2022 Google LLC\r\n *\r\n * Licensed under the Apache License, Version 2.0 (the \"License\");\r\n * you may not use this file except in compliance with the License.\r\n * You may obtain a copy of the License at\r\n *\r\n * http://www.apache.org/licenses/LICENSE-2.0\r\n *\r\n * Unless required by applicable law or agreed to in writing, software\r\n * distributed under the License is distributed on an \"AS IS\" BASIS,\r\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r\n * See the License for the specific language governing permissions and\r\n * limitations under the License.\r\n */\r\n/**\r\n * Rejects if the given promise doesn't resolve in timeInMS milliseconds.\r\n * @internal\r\n */\r\nfunction promiseWithTimeout(promise, timeInMS = 2000) {\r\n const deferredPromise = new Deferred();\r\n setTimeout(() => deferredPromise.reject('timeout!'), timeInMS);\r\n promise.then(deferredPromise.resolve, deferredPromise.reject);\r\n return deferredPromise.promise;\r\n}\n\n/**\r\n * @license\r\n * Copyright 2017 Google LLC\r\n *\r\n * Licensed under the Apache License, Version 2.0 (the \"License\");\r\n * you may not use this file except in compliance with the License.\r\n * You may obtain a copy of the License at\r\n *\r\n * http://www.apache.org/licenses/LICENSE-2.0\r\n *\r\n * Unless required by applicable law or agreed to in writing, software\r\n * distributed under the License is distributed on an \"AS IS\" BASIS,\r\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r\n * See the License for the specific language governing permissions and\r\n * limitations under the License.\r\n */\r\n/**\r\n * Returns a querystring-formatted string (e.g. &arg=val&arg2=val2) from a\r\n * params object (e.g. {arg: 'val', arg2: 'val2'})\r\n * Note: You must prepend it with ? when adding it to a URL.\r\n */\r\nfunction querystring(querystringParams) {\r\n const params = [];\r\n for (const [key, value] of Object.entries(querystringParams)) {\r\n if (Array.isArray(value)) {\r\n value.forEach(arrayVal => {\r\n params.push(encodeURIComponent(key) + '=' + encodeURIComponent(arrayVal));\r\n });\r\n }\r\n else {\r\n params.push(encodeURIComponent(key) + '=' + encodeURIComponent(value));\r\n }\r\n }\r\n return params.length ? '&' + params.join('&') : '';\r\n}\r\n/**\r\n * Decodes a querystring (e.g. ?arg=val&arg2=val2) into a params object\r\n * (e.g. {arg: 'val', arg2: 'val2'})\r\n */\r\nfunction querystringDecode(querystring) {\r\n const obj = {};\r\n const tokens = querystring.replace(/^\\?/, '').split('&');\r\n tokens.forEach(token => {\r\n if (token) {\r\n const [key, value] = token.split('=');\r\n obj[decodeURIComponent(key)] = decodeURIComponent(value);\r\n }\r\n });\r\n return obj;\r\n}\r\n/**\r\n * Extract the query string part of a URL, including the leading question mark (if present).\r\n */\r\nfunction extractQuerystring(url) {\r\n const queryStart = url.indexOf('?');\r\n if (!queryStart) {\r\n return '';\r\n }\r\n const fragmentStart = url.indexOf('#', queryStart);\r\n return url.substring(queryStart, fragmentStart > 0 ? fragmentStart : undefined);\r\n}\n\n/**\r\n * @license\r\n * Copyright 2017 Google LLC\r\n *\r\n * Licensed under the Apache License, Version 2.0 (the \"License\");\r\n * you may not use this file except in compliance with the License.\r\n * You may obtain a copy of the License at\r\n *\r\n * http://www.apache.org/licenses/LICENSE-2.0\r\n *\r\n * Unless required by applicable law or agreed to in writing, software\r\n * distributed under the License is distributed on an \"AS IS\" BASIS,\r\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r\n * See the License for the specific language governing permissions and\r\n * limitations under the License.\r\n */\r\n/**\r\n * @fileoverview SHA-1 cryptographic hash.\r\n * Variable names follow the notation in FIPS PUB 180-3:\r\n * http://csrc.nist.gov/publications/fips/fips180-3/fips180-3_final.pdf.\r\n *\r\n * Usage:\r\n * var sha1 = new sha1();\r\n * sha1.update(bytes);\r\n * var hash = sha1.digest();\r\n *\r\n * Performance:\r\n * Chrome 23: ~400 Mbit/s\r\n * Firefox 16: ~250 Mbit/s\r\n *\r\n */\r\n/**\r\n * SHA-1 cryptographic hash constructor.\r\n *\r\n * The properties declared here are discussed in the above algorithm document.\r\n * @constructor\r\n * @final\r\n * @struct\r\n */\r\nclass Sha1 {\r\n constructor() {\r\n /**\r\n * Holds the previous values of accumulated variables a-e in the compress_\r\n * function.\r\n * @private\r\n */\r\n this.chain_ = [];\r\n /**\r\n * A buffer holding the partially computed hash result.\r\n * @private\r\n */\r\n this.buf_ = [];\r\n /**\r\n * An array of 80 bytes, each a part of the message to be hashed. Referred to\r\n * as the message schedule in the docs.\r\n * @private\r\n */\r\n this.W_ = [];\r\n /**\r\n * Contains data needed to pad messages less than 64 bytes.\r\n * @private\r\n */\r\n this.pad_ = [];\r\n /**\r\n * @private {number}\r\n */\r\n this.inbuf_ = 0;\r\n /**\r\n * @private {number}\r\n */\r\n this.total_ = 0;\r\n this.blockSize = 512 / 8;\r\n this.pad_[0] = 128;\r\n for (let i = 1; i < this.blockSize; ++i) {\r\n this.pad_[i] = 0;\r\n }\r\n this.reset();\r\n }\r\n reset() {\r\n this.chain_[0] = 0x67452301;\r\n this.chain_[1] = 0xefcdab89;\r\n this.chain_[2] = 0x98badcfe;\r\n this.chain_[3] = 0x10325476;\r\n this.chain_[4] = 0xc3d2e1f0;\r\n this.inbuf_ = 0;\r\n this.total_ = 0;\r\n }\r\n /**\r\n * Internal compress helper function.\r\n * @param buf Block to compress.\r\n * @param offset Offset of the block in the buffer.\r\n * @private\r\n */\r\n compress_(buf, offset) {\r\n if (!offset) {\r\n offset = 0;\r\n }\r\n const W = this.W_;\r\n // get 16 big endian words\r\n if (typeof buf === 'string') {\r\n for (let i = 0; i < 16; i++) {\r\n // TODO(user): [bug 8140122] Recent versions of Safari for Mac OS and iOS\r\n // have a bug that turns the post-increment ++ operator into pre-increment\r\n // during JIT compilation. We have code that depends heavily on SHA-1 for\r\n // correctness and which is affected by this bug, so I've removed all uses\r\n // of post-increment ++ in which the result value is used. We can revert\r\n // this change once the Safari bug\r\n // (https://bugs.webkit.org/show_bug.cgi?id=109036) has been fixed and\r\n // most clients have been updated.\r\n W[i] =\r\n (buf.charCodeAt(offset) << 24) |\r\n (buf.charCodeAt(offset + 1) << 16) |\r\n (buf.charCodeAt(offset + 2) << 8) |\r\n buf.charCodeAt(offset + 3);\r\n offset += 4;\r\n }\r\n }\r\n else {\r\n for (let i = 0; i < 16; i++) {\r\n W[i] =\r\n (buf[offset] << 24) |\r\n (buf[offset + 1] << 16) |\r\n (buf[offset + 2] << 8) |\r\n buf[offset + 3];\r\n offset += 4;\r\n }\r\n }\r\n // expand to 80 words\r\n for (let i = 16; i < 80; i++) {\r\n const t = W[i - 3] ^ W[i - 8] ^ W[i - 14] ^ W[i - 16];\r\n W[i] = ((t << 1) | (t >>> 31)) & 0xffffffff;\r\n }\r\n let a = this.chain_[0];\r\n let b = this.chain_[1];\r\n let c = this.chain_[2];\r\n let d = this.chain_[3];\r\n let e = this.chain_[4];\r\n let f, k;\r\n // TODO(user): Try to unroll this loop to speed up the computation.\r\n for (let i = 0; i < 80; i++) {\r\n if (i < 40) {\r\n if (i < 20) {\r\n f = d ^ (b & (c ^ d));\r\n k = 0x5a827999;\r\n }\r\n else {\r\n f = b ^ c ^ d;\r\n k = 0x6ed9eba1;\r\n }\r\n }\r\n else {\r\n if (i < 60) {\r\n f = (b & c) | (d & (b | c));\r\n k = 0x8f1bbcdc;\r\n }\r\n else {\r\n f = b ^ c ^ d;\r\n k = 0xca62c1d6;\r\n }\r\n }\r\n const t = (((a << 5) | (a >>> 27)) + f + e + k + W[i]) & 0xffffffff;\r\n e = d;\r\n d = c;\r\n c = ((b << 30) | (b >>> 2)) & 0xffffffff;\r\n b = a;\r\n a = t;\r\n }\r\n this.chain_[0] = (this.chain_[0] + a) & 0xffffffff;\r\n this.chain_[1] = (this.chain_[1] + b) & 0xffffffff;\r\n this.chain_[2] = (this.chain_[2] + c) & 0xffffffff;\r\n this.chain_[3] = (this.chain_[3] + d) & 0xffffffff;\r\n this.chain_[4] = (this.chain_[4] + e) & 0xffffffff;\r\n }\r\n update(bytes, length) {\r\n // TODO(johnlenz): tighten the function signature and remove this check\r\n if (bytes == null) {\r\n return;\r\n }\r\n if (length === undefined) {\r\n length = bytes.length;\r\n }\r\n const lengthMinusBlock = length - this.blockSize;\r\n let n = 0;\r\n // Using local instead of member variables gives ~5% speedup on Firefox 16.\r\n const buf = this.buf_;\r\n let inbuf = this.inbuf_;\r\n // The outer while loop should execute at most twice.\r\n while (n < length) {\r\n // When we have no data in the block to top up, we can directly process the\r\n // input buffer (assuming it contains sufficient data). This gives ~25%\r\n // speedup on Chrome 23 and ~15% speedup on Firefox 16, but requires that\r\n // the data is provided in large chunks (or in multiples of 64 bytes).\r\n if (inbuf === 0) {\r\n while (n <= lengthMinusBlock) {\r\n this.compress_(bytes, n);\r\n n += this.blockSize;\r\n }\r\n }\r\n if (typeof bytes === 'string') {\r\n while (n < length) {\r\n buf[inbuf] = bytes.charCodeAt(n);\r\n ++inbuf;\r\n ++n;\r\n if (inbuf === this.blockSize) {\r\n this.compress_(buf);\r\n inbuf = 0;\r\n // Jump to the outer loop so we use the full-block optimization.\r\n break;\r\n }\r\n }\r\n }\r\n else {\r\n while (n < length) {\r\n buf[inbuf] = bytes[n];\r\n ++inbuf;\r\n ++n;\r\n if (inbuf === this.blockSize) {\r\n this.compress_(buf);\r\n inbuf = 0;\r\n // Jump to the outer loop so we use the full-block optimization.\r\n break;\r\n }\r\n }\r\n }\r\n }\r\n this.inbuf_ = inbuf;\r\n this.total_ += length;\r\n }\r\n /** @override */\r\n digest() {\r\n const digest = [];\r\n let totalBits = this.total_ * 8;\r\n // Add pad 0x80 0x00*.\r\n if (this.inbuf_ < 56) {\r\n this.update(this.pad_, 56 - this.inbuf_);\r\n }\r\n else {\r\n this.update(this.pad_, this.blockSize - (this.inbuf_ - 56));\r\n }\r\n // Add # bits.\r\n for (let i = this.blockSize - 1; i >= 56; i--) {\r\n this.buf_[i] = totalBits & 255;\r\n totalBits /= 256; // Don't use bit-shifting here!\r\n }\r\n this.compress_(this.buf_);\r\n let n = 0;\r\n for (let i = 0; i < 5; i++) {\r\n for (let j = 24; j >= 0; j -= 8) {\r\n digest[n] = (this.chain_[i] >> j) & 255;\r\n ++n;\r\n }\r\n }\r\n return digest;\r\n }\r\n}\n\n/**\r\n * Helper to make a Subscribe function (just like Promise helps make a\r\n * Thenable).\r\n *\r\n * @param executor Function which can make calls to a single Observer\r\n * as a proxy.\r\n * @param onNoObservers Callback when count of Observers goes to zero.\r\n */\r\nfunction createSubscribe(executor, onNoObservers) {\r\n const proxy = new ObserverProxy(executor, onNoObservers);\r\n return proxy.subscribe.bind(proxy);\r\n}\r\n/**\r\n * Implement fan-out for any number of Observers attached via a subscribe\r\n * function.\r\n */\r\nclass ObserverProxy {\r\n /**\r\n * @param executor Function which can make calls to a single Observer\r\n * as a proxy.\r\n * @param onNoObservers Callback when count of Observers goes to zero.\r\n */\r\n constructor(executor, onNoObservers) {\r\n this.observers = [];\r\n this.unsubscribes = [];\r\n this.observerCount = 0;\r\n // Micro-task scheduling by calling task.then().\r\n this.task = Promise.resolve();\r\n this.finalized = false;\r\n this.onNoObservers = onNoObservers;\r\n // Call the executor asynchronously so subscribers that are called\r\n // synchronously after the creation of the subscribe function\r\n // can still receive the very first value generated in the executor.\r\n this.task\r\n .then(() => {\r\n executor(this);\r\n })\r\n .catch(e => {\r\n this.error(e);\r\n });\r\n }\r\n next(value) {\r\n this.forEachObserver((observer) => {\r\n observer.next(value);\r\n });\r\n }\r\n error(error) {\r\n this.forEachObserver((observer) => {\r\n observer.error(error);\r\n });\r\n this.close(error);\r\n }\r\n complete() {\r\n this.forEachObserver((observer) => {\r\n observer.complete();\r\n });\r\n this.close();\r\n }\r\n /**\r\n * Subscribe function that can be used to add an Observer to the fan-out list.\r\n *\r\n * - We require that no event is sent to a subscriber sychronously to their\r\n * call to subscribe().\r\n */\r\n subscribe(nextOrObserver, error, complete) {\r\n let observer;\r\n if (nextOrObserver === undefined &&\r\n error === undefined &&\r\n complete === undefined) {\r\n throw new Error('Missing Observer.');\r\n }\r\n // Assemble an Observer object when passed as callback functions.\r\n if (implementsAnyMethods(nextOrObserver, [\r\n 'next',\r\n 'error',\r\n 'complete'\r\n ])) {\r\n observer = nextOrObserver;\r\n }\r\n else {\r\n observer = {\r\n next: nextOrObserver,\r\n error,\r\n complete\r\n };\r\n }\r\n if (observer.next === undefined) {\r\n observer.next = noop;\r\n }\r\n if (observer.error === undefined) {\r\n observer.error = noop;\r\n }\r\n if (observer.complete === undefined) {\r\n observer.complete = noop;\r\n }\r\n const unsub = this.unsubscribeOne.bind(this, this.observers.length);\r\n // Attempt to subscribe to a terminated Observable - we\r\n // just respond to the Observer with the final error or complete\r\n // event.\r\n if (this.finalized) {\r\n // eslint-disable-next-line @typescript-eslint/no-floating-promises\r\n this.task.then(() => {\r\n try {\r\n if (this.finalError) {\r\n observer.error(this.finalError);\r\n }\r\n else {\r\n observer.complete();\r\n }\r\n }\r\n catch (e) {\r\n // nothing\r\n }\r\n return;\r\n });\r\n }\r\n this.observers.push(observer);\r\n return unsub;\r\n }\r\n // Unsubscribe is synchronous - we guarantee that no events are sent to\r\n // any unsubscribed Observer.\r\n unsubscribeOne(i) {\r\n if (this.observers === undefined || this.observers[i] === undefined) {\r\n return;\r\n }\r\n delete this.observers[i];\r\n this.observerCount -= 1;\r\n if (this.observerCount === 0 && this.onNoObservers !== undefined) {\r\n this.onNoObservers(this);\r\n }\r\n }\r\n forEachObserver(fn) {\r\n if (this.finalized) {\r\n // Already closed by previous event....just eat the additional values.\r\n return;\r\n }\r\n // Since sendOne calls asynchronously - there is no chance that\r\n // this.observers will become undefined.\r\n for (let i = 0; i < this.observers.length; i++) {\r\n this.sendOne(i, fn);\r\n }\r\n }\r\n // Call the Observer via one of it's callback function. We are careful to\r\n // confirm that the observe has not been unsubscribed since this asynchronous\r\n // function had been queued.\r\n sendOne(i, fn) {\r\n // Execute the callback asynchronously\r\n // eslint-disable-next-line @typescript-eslint/no-floating-promises\r\n this.task.then(() => {\r\n if (this.observers !== undefined && this.observers[i] !== undefined) {\r\n try {\r\n fn(this.observers[i]);\r\n }\r\n catch (e) {\r\n // Ignore exceptions raised in Observers or missing methods of an\r\n // Observer.\r\n // Log error to console. b/31404806\r\n if (typeof console !== 'undefined' && console.error) {\r\n console.error(e);\r\n }\r\n }\r\n }\r\n });\r\n }\r\n close(err) {\r\n if (this.finalized) {\r\n return;\r\n }\r\n this.finalized = true;\r\n if (err !== undefined) {\r\n this.finalError = err;\r\n }\r\n // Proxy is no longer needed - garbage collect references\r\n // eslint-disable-next-line @typescript-eslint/no-floating-promises\r\n this.task.then(() => {\r\n this.observers = undefined;\r\n this.onNoObservers = undefined;\r\n });\r\n }\r\n}\r\n/** Turn synchronous function into one called asynchronously. */\r\n// eslint-disable-next-line @typescript-eslint/ban-types\r\nfunction async(fn, onError) {\r\n return (...args) => {\r\n Promise.resolve(true)\r\n .then(() => {\r\n fn(...args);\r\n })\r\n .catch((error) => {\r\n if (onError) {\r\n onError(error);\r\n }\r\n });\r\n };\r\n}\r\n/**\r\n * Return true if the object passed in implements any of the named methods.\r\n */\r\nfunction implementsAnyMethods(obj, methods) {\r\n if (typeof obj !== 'object' || obj === null) {\r\n return false;\r\n }\r\n for (const method of methods) {\r\n if (method in obj && typeof obj[method] === 'function') {\r\n return true;\r\n }\r\n }\r\n return false;\r\n}\r\nfunction noop() {\r\n // do nothing\r\n}\n\n/**\r\n * @license\r\n * Copyright 2017 Google LLC\r\n *\r\n * Licensed under the Apache License, Version 2.0 (the \"License\");\r\n * you may not use this file except in compliance with the License.\r\n * You may obtain a copy of the License at\r\n *\r\n * http://www.apache.org/licenses/LICENSE-2.0\r\n *\r\n * Unless required by applicable law or agreed to in writing, software\r\n * distributed under the License is distributed on an \"AS IS\" BASIS,\r\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r\n * See the License for the specific language governing permissions and\r\n * limitations under the License.\r\n */\r\n/**\r\n * Check to make sure the appropriate number of arguments are provided for a public function.\r\n * Throws an error if it fails.\r\n *\r\n * @param fnName The function name\r\n * @param minCount The minimum number of arguments to allow for the function call\r\n * @param maxCount The maximum number of argument to allow for the function call\r\n * @param argCount The actual number of arguments provided.\r\n */\r\nconst validateArgCount = function (fnName, minCount, maxCount, argCount) {\r\n let argError;\r\n if (argCount < minCount) {\r\n argError = 'at least ' + minCount;\r\n }\r\n else if (argCount > maxCount) {\r\n argError = maxCount === 0 ? 'none' : 'no more than ' + maxCount;\r\n }\r\n if (argError) {\r\n const error = fnName +\r\n ' failed: Was called with ' +\r\n argCount +\r\n (argCount === 1 ? ' argument.' : ' arguments.') +\r\n ' Expects ' +\r\n argError +\r\n '.';\r\n throw new Error(error);\r\n }\r\n};\r\n/**\r\n * Generates a string to prefix an error message about failed argument validation\r\n *\r\n * @param fnName The function name\r\n * @param argName The name of the argument\r\n * @return The prefix to add to the error thrown for validation.\r\n */\r\nfunction errorPrefix(fnName, argName) {\r\n return `${fnName} failed: ${argName} argument `;\r\n}\r\n/**\r\n * @param fnName\r\n * @param argumentNumber\r\n * @param namespace\r\n * @param optional\r\n */\r\nfunction validateNamespace(fnName, namespace, optional) {\r\n if (optional && !namespace) {\r\n return;\r\n }\r\n if (typeof namespace !== 'string') {\r\n //TODO: I should do more validation here. We only allow certain chars in namespaces.\r\n throw new Error(errorPrefix(fnName, 'namespace') + 'must be a valid firebase namespace.');\r\n }\r\n}\r\nfunction validateCallback(fnName, argumentName, \r\n// eslint-disable-next-line @typescript-eslint/ban-types\r\ncallback, optional) {\r\n if (optional && !callback) {\r\n return;\r\n }\r\n if (typeof callback !== 'function') {\r\n throw new Error(errorPrefix(fnName, argumentName) + 'must be a valid function.');\r\n }\r\n}\r\nfunction validateContextObject(fnName, argumentName, context, optional) {\r\n if (optional && !context) {\r\n return;\r\n }\r\n if (typeof context !== 'object' || context === null) {\r\n throw new Error(errorPrefix(fnName, argumentName) + 'must be a valid context object.');\r\n }\r\n}\n\n/**\r\n * @license\r\n * Copyright 2017 Google LLC\r\n *\r\n * Licensed under the Apache License, Version 2.0 (the \"License\");\r\n * you may not use this file except in compliance with the License.\r\n * You may obtain a copy of the License at\r\n *\r\n * http://www.apache.org/licenses/LICENSE-2.0\r\n *\r\n * Unless required by applicable law or agreed to in writing, software\r\n * distributed under the License is distributed on an \"AS IS\" BASIS,\r\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r\n * See the License for the specific language governing permissions and\r\n * limitations under the License.\r\n */\r\n// Code originally came from goog.crypt.stringToUtf8ByteArray, but for some reason they\r\n// automatically replaced '\\r\\n' with '\\n', and they didn't handle surrogate pairs,\r\n// so it's been modified.\r\n// Note that not all Unicode characters appear as single characters in JavaScript strings.\r\n// fromCharCode returns the UTF-16 encoding of a character - so some Unicode characters\r\n// use 2 characters in Javascript. All 4-byte UTF-8 characters begin with a first\r\n// character in the range 0xD800 - 0xDBFF (the first character of a so-called surrogate\r\n// pair).\r\n// See http://www.ecma-international.org/ecma-262/5.1/#sec-15.1.3\r\n/**\r\n * @param {string} str\r\n * @return {Array}\r\n */\r\nconst stringToByteArray = function (str) {\r\n const out = [];\r\n let p = 0;\r\n for (let i = 0; i < str.length; i++) {\r\n let c = str.charCodeAt(i);\r\n // Is this the lead surrogate in a surrogate pair?\r\n if (c >= 0xd800 && c <= 0xdbff) {\r\n const high = c - 0xd800; // the high 10 bits.\r\n i++;\r\n assert(i < str.length, 'Surrogate pair missing trail surrogate.');\r\n const low = str.charCodeAt(i) - 0xdc00; // the low 10 bits.\r\n c = 0x10000 + (high << 10) + low;\r\n }\r\n if (c < 128) {\r\n out[p++] = c;\r\n }\r\n else if (c < 2048) {\r\n out[p++] = (c >> 6) | 192;\r\n out[p++] = (c & 63) | 128;\r\n }\r\n else if (c < 65536) {\r\n out[p++] = (c >> 12) | 224;\r\n out[p++] = ((c >> 6) & 63) | 128;\r\n out[p++] = (c & 63) | 128;\r\n }\r\n else {\r\n out[p++] = (c >> 18) | 240;\r\n out[p++] = ((c >> 12) & 63) | 128;\r\n out[p++] = ((c >> 6) & 63) | 128;\r\n out[p++] = (c & 63) | 128;\r\n }\r\n }\r\n return out;\r\n};\r\n/**\r\n * Calculate length without actually converting; useful for doing cheaper validation.\r\n * @param {string} str\r\n * @return {number}\r\n */\r\nconst stringLength = function (str) {\r\n let p = 0;\r\n for (let i = 0; i < str.length; i++) {\r\n const c = str.charCodeAt(i);\r\n if (c < 128) {\r\n p++;\r\n }\r\n else if (c < 2048) {\r\n p += 2;\r\n }\r\n else if (c >= 0xd800 && c <= 0xdbff) {\r\n // Lead surrogate of a surrogate pair. The pair together will take 4 bytes to represent.\r\n p += 4;\r\n i++; // skip trail surrogate.\r\n }\r\n else {\r\n p += 3;\r\n }\r\n }\r\n return p;\r\n};\n\n/**\r\n * @license\r\n * Copyright 2022 Google LLC\r\n *\r\n * Licensed under the Apache License, Version 2.0 (the \"License\");\r\n * you may not use this file except in compliance with the License.\r\n * You may obtain a copy of the License at\r\n *\r\n * http://www.apache.org/licenses/LICENSE-2.0\r\n *\r\n * Unless required by applicable law or agreed to in writing, software\r\n * distributed under the License is distributed on an \"AS IS\" BASIS,\r\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r\n * See the License for the specific language governing permissions and\r\n * limitations under the License.\r\n */\r\n/**\r\n * Copied from https://stackoverflow.com/a/2117523\r\n * Generates a new uuid.\r\n * @public\r\n */\r\nconst uuidv4 = function () {\r\n return 'xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx'.replace(/[xy]/g, c => {\r\n const r = (Math.random() * 16) | 0, v = c === 'x' ? r : (r & 0x3) | 0x8;\r\n return v.toString(16);\r\n });\r\n};\n\n/**\r\n * @license\r\n * Copyright 2019 Google LLC\r\n *\r\n * Licensed under the Apache License, Version 2.0 (the \"License\");\r\n * you may not use this file except in compliance with the License.\r\n * You may obtain a copy of the License at\r\n *\r\n * http://www.apache.org/licenses/LICENSE-2.0\r\n *\r\n * Unless required by applicable law or agreed to in writing, software\r\n * distributed under the License is distributed on an \"AS IS\" BASIS,\r\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r\n * See the License for the specific language governing permissions and\r\n * limitations under the License.\r\n */\r\n/**\r\n * The amount of milliseconds to exponentially increase.\r\n */\r\nconst DEFAULT_INTERVAL_MILLIS = 1000;\r\n/**\r\n * The factor to backoff by.\r\n * Should be a number greater than 1.\r\n */\r\nconst DEFAULT_BACKOFF_FACTOR = 2;\r\n/**\r\n * The maximum milliseconds to increase to.\r\n *\r\n * Visible for testing\r\n */\r\nconst MAX_VALUE_MILLIS = 4 * 60 * 60 * 1000; // Four hours, like iOS and Android.\r\n/**\r\n * The percentage of backoff time to randomize by.\r\n * See\r\n * http://go/safe-client-behavior#step-1-determine-the-appropriate-retry-interval-to-handle-spike-traffic\r\n * for context.\r\n *\r\n *
Visible for testing\r\n */\r\nconst RANDOM_FACTOR = 0.5;\r\n/**\r\n * Based on the backoff method from\r\n * https://github.com/google/closure-library/blob/master/closure/goog/math/exponentialbackoff.js.\r\n * Extracted here so we don't need to pass metadata and a stateful ExponentialBackoff object around.\r\n */\r\nfunction calculateBackoffMillis(backoffCount, intervalMillis = DEFAULT_INTERVAL_MILLIS, backoffFactor = DEFAULT_BACKOFF_FACTOR) {\r\n // Calculates an exponentially increasing value.\r\n // Deviation: calculates value from count and a constant interval, so we only need to save value\r\n // and count to restore state.\r\n const currBaseValue = intervalMillis * Math.pow(backoffFactor, backoffCount);\r\n // A random \"fuzz\" to avoid waves of retries.\r\n // Deviation: randomFactor is required.\r\n const randomWait = Math.round(\r\n // A fraction of the backoff value to add/subtract.\r\n // Deviation: changes multiplication order to improve readability.\r\n RANDOM_FACTOR *\r\n currBaseValue *\r\n // A random float (rounded to int by Math.round above) in the range [-1, 1]. Determines\r\n // if we add or subtract.\r\n (Math.random() - 0.5) *\r\n 2);\r\n // Limits backoff to max to avoid effectively permanent backoff.\r\n return Math.min(MAX_VALUE_MILLIS, currBaseValue + randomWait);\r\n}\n\n/**\r\n * @license\r\n * Copyright 2020 Google LLC\r\n *\r\n * Licensed under the Apache License, Version 2.0 (the \"License\");\r\n * you may not use this file except in compliance with the License.\r\n * You may obtain a copy of the License at\r\n *\r\n * http://www.apache.org/licenses/LICENSE-2.0\r\n *\r\n * Unless required by applicable law or agreed to in writing, software\r\n * distributed under the License is distributed on an \"AS IS\" BASIS,\r\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r\n * See the License for the specific language governing permissions and\r\n * limitations under the License.\r\n */\r\n/**\r\n * Provide English ordinal letters after a number\r\n */\r\nfunction ordinal(i) {\r\n if (!Number.isFinite(i)) {\r\n return `${i}`;\r\n }\r\n return i + indicator(i);\r\n}\r\nfunction indicator(i) {\r\n i = Math.abs(i);\r\n const cent = i % 100;\r\n if (cent >= 10 && cent <= 20) {\r\n return 'th';\r\n }\r\n const dec = i % 10;\r\n if (dec === 1) {\r\n return 'st';\r\n }\r\n if (dec === 2) {\r\n return 'nd';\r\n }\r\n if (dec === 3) {\r\n return 'rd';\r\n }\r\n return 'th';\r\n}\n\n/**\r\n * @license\r\n * Copyright 2021 Google LLC\r\n *\r\n * Licensed under the Apache License, Version 2.0 (the \"License\");\r\n * you may not use this file except in compliance with the License.\r\n * You may obtain a copy of the License at\r\n *\r\n * http://www.apache.org/licenses/LICENSE-2.0\r\n *\r\n * Unless required by applicable law or agreed to in writing, software\r\n * distributed under the License is distributed on an \"AS IS\" BASIS,\r\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r\n * See the License for the specific language governing permissions and\r\n * limitations under the License.\r\n */\r\nfunction getModularInstance(service) {\r\n if (service && service._delegate) {\r\n return service._delegate;\r\n }\r\n else {\r\n return service;\r\n }\r\n}\n\nexport { CONSTANTS, 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, getGlobal, getModularInstance, getUA, isAdmin, isBrowser, isBrowserExtension, isElectron, isEmpty, isIE, isIndexedDBAvailable, isMobileCordova, isNode, isNodeSdk, isReactNative, isSafari, isUWP, isValidFormat, isValidTimestamp, issuedAtTime, jsonEval, map, ordinal, promiseWithTimeout, querystring, querystringDecode, safeGet, stringLength, stringToByteArray, stringify, uuidv4, validateArgCount, validateCallback, validateContextObject, validateIndexedDBOpenable, validateNamespace };\n//# sourceMappingURL=index.esm2017.js.map\n","import { PACKAGE_VERSION } from './version.js';\n\n// Name of this application, used in the User-Agent.\nexport const APP_NAME = 'TinodeWeb/' + (PACKAGE_VERSION || '0.17');\n\n// API key. Use https://github.com/tinode/chat/tree/master/keygen to generate your own\nexport const API_KEY = 'AQEAAAABAAD_rAp4DJh05a1HAwFT3A6K';\n\n// The array of possible hosts to connect to.\nexport const KNOWN_HOSTS = {hosted: 'web.tinode.co', local: 'localhost:6060'};\n\n// Default host name and port to connect to.\nexport const DEFAULT_HOST = KNOWN_HOSTS.hosted;\n\n// Enable console logging.\nexport const LOGGING_ENABLED = true;\n\n// Minimum time between two keypress notifications, milliseconds.\nexport const KEYPRESS_DELAY = 3_000;\n// Delay before sending a read notification, milliseconds.\nexport const READ_DELAY = 1_500;\n\n// The default shortest allowed tag length. Matches the value on the server.\nexport const MIN_TAG_LENGTH = 2;\n// The default greatest allowed tag length. Matches the value on the server.\nexport const MAX_TAG_LENGTH = 96;\n// The default maximum number of tags allowed. Matches the value on the server.\nexport const MAX_TAG_COUNT = 16;\n\n// Access mode for P2P subscriptions initiated by the current user.\nexport const DEFAULT_P2P_ACCESS_MODE = 'JRWPS';\n// Access mode for new group topics created by the current user.\nexport const NEW_GRP_ACCESS_MODE = 'JRWPSAO';\n// Access mode for a channel.\nexport const CHANNEL_ACCESS_MODE = 'JR';\n\n// Access mode for no access.\nexport const NO_ACCESS_MODE = 'N';\n\n// Mediaquery breakpoint between desktop and mobile, in px. Should match the value\n// in @media (max-size: 640px) in base.css\nexport const MEDIA_BREAKPOINT = 640;\n// Size of css 'rem' unit in pixels. Default 1rem = 10pt = 13px.\nexport const REM_SIZE = 13;\n\n// Size of the avatar image: when image dimensions are greater or the image is not square, it's resized to\n// a square of this size or less.\nexport const AVATAR_SIZE = 384;\n\n// Maximum size of an avatar in bytes for sending in-band. Bigger avatars will be sent out of band (as uploads).\nexport const MAX_AVATAR_BYTES = 4096;\n\n// Size of the broken_image shown in MessagesView\nexport const BROKEN_IMAGE_SIZE = 32;\n\n// Number of chat messages to fetch in one call.\nexport const MESSAGES_PAGE = 24;\n\n// Default maximum in-band (included directly into the message) attachment size which fits into\n// a message of 256K in size. Used when the server-provided value is unavailable. The actual\n// binary size of the attachment should be smaller due to base64 encoding expansion and some overhead,\n// for instance 1024 bytes.\n// Increase this limit to a greater value in production, if desired. Also increase\n// max_message_size in the server config.\nexport const MAX_INBAND_ATTACHMENT_SIZE = 262_144;\n\n// Default absolute maximum attachment size to be used with the server = 8MB.\n// Used when the server-provided value is unavailable. Increase to something like 100MB in production.\nexport const MAX_EXTERN_ATTACHMENT_SIZE = 1 << 23;\n\n// Maximum allowed linear dimension (pixels) of an image sent inline. Larger images will be shrunk\n// to make the larger dimension fit under this size. You may want to adjust it to 1600 or\n// 2400 for production.\nexport const MAX_IMAGE_DIM = 1024;\n\n// Linear dimensions of image preview: shrink image under this size for previews.\nexport const IMAGE_PREVIEW_DIM = 64;\n\n// Linear dimensions of image thumbnail: shrink image under this size for thumbnails in reply quote previews.\nexport const IMAGE_THUMBNAIL_DIM = 36;\n\n// Maximum number of online users to be shown in a topic title bar. Others will be\n// hidden under \"+X more\"\nexport const MAX_ONLINE_IN_TOPIC = 4;\n\n// Maximum length of user name, topic title, and private comment.\nexport const MAX_TITLE_LENGTH = 60;\n// Maximum length of topic description.\nexport const MAX_TOPIC_DESCRIPTION_LENGTH = 360;\n// Maximum length of user name when displaying a video call.\nexport const MAX_PEER_TITLE_LENGTH = 20;\n\n// Length of message previews in chat list, in characters.\nexport const MESSAGE_PREVIEW_LENGTH = 80;\n\n// Length of a quote in quoted reply (for outgoing messages).\nexport const QUOTED_REPLY_LENGTH = 30;\n// Length of a preview of a forwarded message.\nexport const FORWARDED_PREVIEW_LENGTH = 84;\n\n// Minimum duration of an audio recording in milliseconds (2 sec).\nexport const MIN_DURATION = 2_000;\n// Maximum duration of an audio recording in milliseconds (10 min).\nexport const MAX_DURATION = 600_000;\n\n// Link for \"Contact Us\".\nexport const LINK_CONTACT_US = 'mailto:support@tinode.co';\n\n// Link to Privacy Policy.\nexport const LINK_PRIVACY_POLICY = 'https://tinode.co/privacy.html';\n\n// Link to Terms of Service.\nexport const LINK_TERMS_OF_SERVICE = 'https://tinode.co/terms.html';\n\n","// Video call states.\nexport const CALL_STATE_NONE = 0;\nexport const CALL_STATE_OUTGOING_INITATED = 1;\nexport const CALL_STATE_INCOMING_RECEIVED = 2;\nexport const CALL_STATE_IN_PROGRESS = 3;\n\n// Video call drafty headers representing call state.\nexport const CALL_HEAD_STARTED = 'started';\n","// File and image helper functions.\n\n// Supported image MIME types and corresponding file extensions.\nexport const SUPPORTED_IMAGE_FORMATS = ['image/jpeg', 'image/gif', 'image/png', 'image/svg', 'image/svg+xml'];\nexport const MIME_EXTENSIONS = ['jpg', 'gif', 'png', 'svg', 'svg'];\n\n// Get an URL from a theCard photo: either create a data: URL or return reference URL.\nexport function makeImageUrl(photo) {\n if (photo && typeof photo == 'object') {\n if (photo.ref) {\n return photo.ref\n }\n if (photo.data && photo.type) {\n const mime = photo.type.startsWith('image/') ? photo.type : ('image/' + photo.type);\n return 'data:' + mime + ';base64,' + photo.data;\n }\n }\n return null;\n}\n\n// Calculate linear dimensions for scaling image down to fit under a certain size.\n// Returns an object which contains destination sizes, source sizes, and offsets\n// into source (when making square images).\nexport function fitImageSize(width, height, maxWidth, maxHeight, forceSquare) {\n // Sanitize input\n width = width | 0;\n height = height | 0;\n maxWidth = maxWidth | 0;\n maxHeight = maxHeight | 0;\n\n if (width <= 0 || height <= 0 || maxWidth <= 0 || maxHeight <= 0) {\n return null;\n }\n\n if (forceSquare) {\n maxWidth = maxHeight = Math.min(maxWidth, maxHeight);\n }\n\n const scale = Math.min(\n Math.min(width, maxWidth) / width,\n Math.min(height, maxHeight) / height\n );\n\n const size = {\n dstWidth: (width * scale) | 0,\n dstHeight: (height * scale) | 0,\n };\n\n if (forceSquare) {\n // Also calculate parameters for making the image square.\n size.dstWidth = size.dstHeight = Math.min(size.dstWidth, size.dstHeight);\n size.srcWidth = size.srcHeight = Math.min(width, height);\n size.xoffset = ((width - size.srcWidth) / 2) | 0;\n size.yoffset = ((height - size.srcWidth) / 2) | 0;\n } else {\n size.xoffset = size.yoffset = 0;\n size.srcWidth = width;\n size.srcHeight = height;\n }\n return size;\n}\n\n// Ensure file's extension matches mime content type\nexport function fileNameForMime(fname, mime) {\n const idx = SUPPORTED_IMAGE_FORMATS.indexOf(mime);\n if (idx < 0 || !fname) {\n // Unknown mime or empty name.\n return fname;\n }\n const ext = MIME_EXTENSIONS[idx];\n\n const at = fname.lastIndexOf('.');\n if (at >= 0) {\n fname = fname.substring(0, at);\n }\n return fname + '.' + ext;\n}\n\n// Scale uploaded image to fit under certain dimensions and byte size, optionally constraining to a square.\n// Returns a promise which is resolven on success or rejected on failure.\nexport function imageScaled(fileOrBlob, maxWidth, maxHeight, maxSize, forceSquare) {\n return new Promise((resolve, reject) => {\n const img = new Image();\n img.crossOrigin = 'Anonymous';\n img.onerror = function(err) {\n reject(new Error(\"Image format unrecognized\"));\n }\n img.onload = async function() {\n // Once the image is loaded, the URL is no longer needed.\n URL.revokeObjectURL(img.src);\n\n // Calculate the desired image dimensions.\n const dim = fitImageSize(img.width, img.height, maxWidth, maxHeight, forceSquare);\n if (!dim) {\n reject(new Error(\"Invalid image\"));\n return;\n }\n let canvas = document.createElement('canvas');\n canvas.width = dim.dstWidth;\n canvas.height = dim.dstHeight;\n let ctx = canvas.getContext('2d');\n ctx.imageSmoothingEnabled = true;\n ctx.drawImage(img, dim.xoffset, dim.yoffset, dim.srcWidth, dim.srcHeight,\n 0, 0, dim.dstWidth, dim.dstHeight);\n\n const mime = SUPPORTED_IMAGE_FORMATS.includes(fileOrBlob.type) ? fileOrBlob.type : 'image/jpeg';\n // Generate blob to check size of the image.\n let blob = await new Promise(resolve => canvas.toBlob(resolve, mime));\n if (!blob) {\n reject(new Error(\"Unsupported image format\"));\n return;\n }\n // Ensure the image is not too large. Shrink the image keeping the aspect ratio.\n // Do nothing if maxsize is <= 0.\n while (maxSize > 0 && blob.length > maxSize) {\n dim.dstWidth = (dim.dstWidth * 0.70710678118) | 0;\n dim.dstHeight = (dim.dstHeight * 0.70710678118) | 0;\n canvas.width = dim.dstWidth;\n canvas.height = dim.dstHeight;\n ctx = canvas.getContext('2d');\n ctx.clearRect(0, 0, canvas.width, canvas.height);\n ctx.drawImage(img, dim.xoffset, dim.yoffset, dim.srcWidth, dim.srcHeight,\n 0, 0, dim.dstWidth, dim.dstHeight);\n blob = await new Promise(resolve => canvas.toBlob(resolve, mime));\n }\n\n canvas = null;\n resolve({mime: mime, blob: blob, width: dim.dstWidth, height: dim.dstHeight, name: fileNameForMime(fileOrBlob.name, mime)});\n };\n img.src = URL.createObjectURL(fileOrBlob);\n });\n}\n\n// Scale and crop image according to specified dimensions.\n// The coordinates are in unscaled image pixels, i.e. cut the rectangle first then scale it.\n// returns a promise.\nexport function imageCrop(mime, objURL, left, top, width, height, scale) {\n return new Promise((resolve, reject) => {\n const img = new Image();\n img.crossOrigin = 'Anonymous';\n img.onerror = (err) => {\n reject(new Error(\"Image format unrecognized\"));\n };\n img.onload = () => {\n // Once the image is loaded, the URL is no longer needed.\n URL.revokeObjectURL(img.src);\n\n let canvas = document.createElement('canvas');\n canvas.width = width * scale;\n canvas.height = height * scale;\n let ctx = canvas.getContext('2d');\n ctx.imageSmoothingEnabled = true;\n ctx.drawImage(img, left, top, width, height, 0, 0, canvas.width, canvas.height);\n\n mime = SUPPORTED_IMAGE_FORMATS.includes(mime) ? mime : 'image/jpeg';\n // Generate blob to check size of the image.\n canvas.toBlob((blob) => {\n // Allow GC.\n canvas = null;\n if (blob) {\n resolve({mime: mime, blob: blob, width: width, height: height});\n } else {\n reject(new Error(\"Unsupported image format\"));\n }\n }, mime);\n };\n img.src = objURL;\n });\n}\n\n// Convert file to base64 string.\nexport function fileToBase64(file) {\n return new Promise((resolve, reject) => {\n const reader = new FileReader();\n reader.onerror = (evt) => {\n reject(reader.error);\n };\n reader.onload = () => {\n resolve({mime: file.type, bits: reader.result.split(',')[1], name: file.name});\n };\n reader.readAsDataURL(file);\n });\n}\n\n// Convert Blob to base64 string. Returns a promise resolved with the base64 string and mime.\nexport function blobToBase64(blob) {\n return new Promise((resolve, reject) => {\n const reader = new FileReader();\n reader.onerror = _ => {\n reject(reader.error);\n };\n reader.onload = () => {\n resolve({mime: blob.type, bits: reader.result.split(',')[1]});\n };\n reader.readAsDataURL(blob);\n });\n}\n\n// File pasted from the clipboard. It's either an inline image or a file attachment.\nexport function filePasted(event, onImageSuccess, onAttachmentSuccess, onError) {\n const items = (event.clipboardData || event.originalEvent.clipboardData || {}).items;\n if (!items || !items.length) {\n return false;\n }\n\n for (let i in items) {\n const item = items[i];\n if (item.kind === 'file') {\n const file = item.getAsFile();\n if (!file) {\n console.error(\"Failed to get file object from pasted file item\", item.kind, item.type);\n onError(\"Failed to get file object from pasted file item\");\n continue;\n }\n if (file.type && file.type.split('/')[0] == 'image') {\n onImageSuccess(file);\n } else {\n onAttachmentSuccess(file);\n }\n // Indicate that the pasted data contains a file.\n return true;\n }\n }\n // No file found.\n return false;\n}\n\n// Get mime type from data URL header.\nexport function getMimeType(header) {\n var mime = /^data:(image\\/[-+a-z0-9.]+);base64/.exec(header);\n return (mime && mime.length > 1) ? mime[1] : null;\n}\n\n// Given length of a binary object in bytes, calculate the length after\n// base64 encoding.\nexport function base64EncodedLen(n) {\n return Math.floor((n + 2) / 3) * 4;\n}\n\n// Given length of a base64-encoded object, calculate decoded size of the\n// pbject in bytes.\nexport function base64DecodedLen(n) {\n return Math.floor(n / 4) * 3;\n}\n\n// Re-encode string to standard base64 encoding with padding.\n// The string may be base64-URL encoded without the padding.\nexport function base64ReEncode(str) {\n if (str) {\n str = str.replace(/-/g, '+').replace(/_/g, '/');\n try {\n str = btoa(atob(str));\n } catch(err) {\n console.error(\"Failed to base64 re-encode string.\", err);\n str = null;\n }\n }\n return str;\n}\n\n// Convert a base64 encoded string with the provided mime type into a Blob.\nexport function base64ToBlob(str, mime) {\n if (!str) {\n return null;\n }\n\n try {\n // Make blob.\n const bin = atob(str);\n const length = bin.length;\n const buf = new ArrayBuffer(length);\n const arr = new Uint8Array(buf);\n for (let i = 0; i < length; i++) {\n arr[i] = bin.charCodeAt(i);\n }\n\n return new Blob([buf], { type: mime });\n } catch(err) {\n console.error(\"Failed to convert base64 to blob: \", err);\n }\n\n return null;\n}\n\nexport function intArrayToBase64(arr) {\n if (!Array.isArray(arr)) {\n return null;\n }\n try {\n let bin = '';\n new Uint8Array(arr).forEach(b => bin += String.fromCharCode(b));\n return window.btoa(bin);\n } catch (err) {}\n return null;\n}\n\nexport function base64ToIntArray(b64) {\n const arr = [];\n try {\n const bin = window.atob(b64);\n [...bin].forEach(c => {\n arr.push(c.charCodeAt(0));\n });\n return arr;\n } catch (err) {}\n return null;\n}\n","import React from 'react';\nimport { defineMessages } from 'react-intl';\n\nimport { Drafty } from 'tinode-sdk';\n\nimport AudioPlayer from '../widgets/audio-player.jsx'\nimport CallMessage from '../widgets/call-message.jsx'\nimport CallStatus from '../widgets/call-status.jsx';\nimport LazyImage from '../widgets/lazy-image.jsx'\nimport UploadingImage from '../widgets/uploading-image.jsx'\n\nimport { IMAGE_THUMBNAIL_DIM, BROKEN_IMAGE_SIZE, REM_SIZE } from '../config.js';\nimport { base64ToBlob, blobToBase64, fitImageSize, imageScaled } from './blob-helpers.js';\nimport { idToColorClass, secondsToTime, shortenFileName } from './strformat.js';\nimport { cancelablePromise, sanitizeUrlForMime } from './utils.js';\n\nconst messages = defineMessages({\n drafty_form: {\n id: 'drafty_form',\n defaultMessage: 'Form: ',\n description: 'Comment for form in drafty'\n },\n drafty_attachment: {\n id: 'drafty_attachment',\n defaultMessage: 'Attachment',\n description: 'Comment for attachment in drafty'\n },\n drafty_image: {\n id: 'drafty_image',\n defaultMessage: 'Picture',\n description: 'Comment for embedded images in drafty'\n },\n drafty_unknown: {\n id: 'drafty_unknown',\n defaultMessage: 'Unsupported',\n description: 'Unsupported entity in drafty'\n }\n});\n\n// Additional processing of image data.\nfunction handleImageData(el, data, attr) {\n if (!data) {\n attr.src = 'img/broken_image.png';\n attr.style = {\n width: IMAGE_THUMBNAIL_DIM + 'px',\n height: IMAGE_THUMBNAIL_DIM + 'px',\n };\n return el;\n }\n\n attr.className = 'inline-image';\n const dim = fitImageSize(data.width, data.height,\n this.viewportWidth > 0 ? Math.min(this.viewportWidth - REM_SIZE * 6.5, REM_SIZE * 34.5) :\n REM_SIZE * 34.5, REM_SIZE * 24, false) ||\n {dstWidth: BROKEN_IMAGE_SIZE, dstHeight: BROKEN_IMAGE_SIZE};\n attr.style = {\n width: dim.dstWidth + 'px',\n height: dim.dstHeight + 'px',\n // Looks like a Chrome bug: broken image does not respect 'width' and 'height'.\n minWidth: dim.dstWidth + 'px',\n minHeight: dim.dstHeight + 'px'\n };\n if (!Drafty.isProcessing(data)) {\n attr.src = this.authorizeURL(sanitizeUrlForMime(attr.src, 'image'));\n attr.alt = data.name;\n if (attr.src) {\n if (Math.max(data.width || 0, data.height || 0) > IMAGE_THUMBNAIL_DIM) {\n // Allow previews for large enough images.\n attr.onClick = this.onImagePreview;\n attr.className += ' image-clickable';\n }\n attr.loading = 'lazy';\n } else {\n attr.src = 'img/broken_image.png';\n }\n } else {\n // Use custom element instead of ![]()
.\n el = UploadingImage;\n }\n\n return el;\n}\n\n// The main Drafty formatter: converts Drafty elements into React classes. 'this' is set by the caller.\n// 'this' must contain:\n// viewportWidth: this.props.viewportWidth;\n// authorizeURL: this.props.tinode.authorizeURL\n// onImagePreview: this.handleImagePreview\n// onFormButtonClick: this.handleFormButtonClick\n// onQuoteClick: this.handleQuoteClick (optional)\nexport function fullFormatter(style, data, values, key, stack) {\n if (stack.includes('QQ')) {\n return quoteFormatter.call(this, style, data, values, key);\n }\n\n if (!style) {\n // Unformatted.\n return values;\n }\n\n let el = Drafty.tagName(style);\n let attr = Drafty.attrValue(style, data) || {};\n attr.key = key;\n switch (style) {\n case 'AU':\n // Show audio player.\n if (attr.src) {\n attr.src = this.authorizeURL(sanitizeUrlForMime(attr.src, 'audio'));\n attr.duration = data.duration > 0 ? (data.duration | 0) : undefined;\n attr.preview = data.preview;\n attr.loading = 'lazy';\n }\n el = AudioPlayer;\n // Audio element cannot have content.\n values = null;\n break;\n case 'BR':\n values = null;\n break;\n case 'EX':\n // Ignore.\n break;\n case 'HL':\n // Highlighted text. Assign class name.\n attr.className = 'highlight';\n break;\n case 'HD':\n el = null;\n values = null;\n break;\n case 'IM':\n // Additional processing for images\n el = handleImageData.call(this, el, data, attr);\n // Image element cannot have content.\n values = null;\n break;\n case 'BN':\n // Button\n attr.onClick = this.onFormButtonClick;\n let inner = React.Children.map(values, (child) => {\n return typeof child == 'string' ? child : undefined;\n });\n if (!inner || inner.length == 0) {\n inner = [attr.name]\n }\n // Get text which will be sent back when the button is clicked.\n attr['data-title'] = inner.join('');\n break;\n case 'MN':\n // Mention\n attr.className = 'mention'\n if (data) {\n attr.className += ' ' + idToColorClass(data.val, false, true);\n }\n break;\n case 'FM':\n // Form\n attr.className = 'bot-form';\n break;\n case 'RW':\n // Form element formatting is dependent on element content.\n break;\n case 'QQ':\n // Quote/citation.\n attr.className = 'reply-quote'\n attr.onClick = this.onQuoteClick;\n break;\n case 'VC':\n el = CallMessage;\n // Video call messages do not have content.\n values = null;\n if (data) {\n attr.callState = data.state;\n attr.incoming = data.incoming;\n attr.duration = data.duration;\n }\n break;\n default:\n if (!el) {\n // Unknown element.\n el = React.Fragment;\n attr = {key: key};\n // Generate comment for unknown element.\n let body = values;\n if (!Array.isArray(values) || !values.join('').trim()) {\n body = [{this.formatMessage(messages.drafty_unknown)}];\n }\n values = [extension, ' '].concat(body);\n }\n break;\n }\n if (!el) {\n return values;\n }\n return React.createElement(el, attr, values);\n}\n\n// Converts Drafty object into a one-line preview. 'this' is set by the caller.\n// 'this' must contain:\n// formatMessage: this.props.intl.formatMessage\n// messages: formatjs messages defined with defineMessages.\nexport function previewFormatter(style, data, values, key) {\n if (!style) {\n // Unformatted.\n return values;\n }\n\n let el = Drafty.tagName(style);\n const attr = { key: key };\n switch (style) {\n case 'AU':\n // Voicemail as '[mic] 0:00'.\n el = React.Fragment;\n values = [mic, ' ', secondsToTime(data.duration/1000)];\n break;\n case 'BR':\n // Replace new line with a space.\n el = React.Fragment;\n values = [' '];\n break;\n case 'HL':\n // Make highlight less prominent in preview.\n attr.className = 'highlight preview';\n break;\n case 'LN':\n case 'MN':\n // Disable links in previews.\n el = 'span';\n break;\n case 'IM':\n // Replace image with '[icon] Image'.\n el = React.Fragment;\n values = [photo, ' ', this.formatMessage(messages.drafty_image)];\n break;\n case 'BN':\n el = 'span';\n attr.className = 'flat-button faux';\n break;\n case 'FM':\n el = React.Fragment;\n values = [dashboard,\n this.formatMessage(messages.drafty_form)].concat(' ', values || []);\n break;\n case 'RW':\n el = React.Fragment;\n break;\n case 'EX':\n if (data) {\n if (data.mime == 'application/json') {\n // Ignore JSON attachments: they are form response payloads.\n return null;\n }\n // Clear payload.\n delete data.val;\n delete data.ref;\n }\n el = React.Fragment;\n values = [attachment, ' ', this.formatMessage(messages.drafty_attachment)];\n break;\n case 'VC':\n el = CallStatus;\n if (data) {\n attr.callState = data.state;\n attr.incoming = data.incoming;\n attr.duration = data.duration;\n }\n values = null;\n break;\n case 'QQ':\n case 'HD':\n el = null;\n values = null;\n break;\n default:\n if (!el) {\n // Unknown element.\n el = React.Fragment;\n values = [extension, ' ', this.formatMessage(messages.drafty_unknown)];\n }\n break;\n }\n if (!el) {\n return values;\n }\n return React.createElement(el, attr, values);\n};\n\n// Converts Drafty object into a quoted reply. 'this' is set by the caller.\nfunction inlineImageAttr(attr, data) {\n attr.style = {\n width: IMAGE_THUMBNAIL_DIM + 'px',\n height: IMAGE_THUMBNAIL_DIM + 'px',\n maxWidth: IMAGE_THUMBNAIL_DIM + 'px',\n maxHeight: IMAGE_THUMBNAIL_DIM + 'px',\n }\n attr.className = 'inline-image';\n attr.alt = this.formatMessage(messages.drafty_image);\n if (!data) {\n attr.src = 'img/broken_image.png';\n }\n attr.title = attr.alt;\n return attr;\n}\n\n// Displays a portion of Drafty within 'QQ' quotes. 'this' is set by the caller.\n// 'this' must contain:\n// formatMessage: this.props.intl.formatMessage\n// messages: formatjs messages defined with defineMessages.\n// authorizeURL: this.props.tinode.authorizeURL\n// onQuoteClick: this.handleQuoteClick (optional)\nfunction quoteFormatter(style, data, values, key) {\n if (['BR', 'EX', 'IM', 'MN'].includes(style)) {\n let el = Drafty.tagName(style);\n let attr = Drafty.attrValue(style, data) || {};\n attr.key = key;\n switch(style) {\n case 'BR':\n values = null;\n break;\n case 'IM':\n attr = inlineImageAttr.call(this, attr, data);\n values = [React.createElement('img', attr, null), ' ', attr.alt];\n el = React.Fragment;\n // Fragment attributes.\n attr = {key: key};\n break;\n case 'MN':\n el = 'span';\n attr.className = 'mention'\n if (data) {\n attr.className += ' ' + idToColorClass(data.val, false, true);\n }\n break;\n case 'EX':\n let fname;\n if (data) {\n if (data.mime == 'application/json') {\n // Ignore JSON attachments: they are form response payloads.\n return null;\n }\n fname = data.name;\n // Clear payload.\n delete data.val;\n delete data.ref;\n }\n el = React.Fragment;\n values = [attachment,\n shortenFileName(fname, 16) || this.formatMessage(messages.drafty_attachment)];\n break;\n }\n return React.createElement(el, attr, values);\n }\n return previewFormatter.call(this, style, data, values, key);\n}\n\n// Create image thumbnail suitable for inclusion in a quote.\nfunction quoteImage(data) {\n let promise;\n // Get the blob from the image data.\n if (data.val) {\n const blob = base64ToBlob(data.val, data.mime);\n if (!blob) {\n throw new Error(\"Invalid image\");\n }\n promise = Promise.resolve(blob);\n } else if (data.ref) {\n promise = fetch(this.authorizeURL(sanitizeUrlForMime(data.ref, 'image')))\n .then(evt => {\n if (evt.ok) {\n return evt.blob();\n } else {\n throw new Error(`Image fetch unsuccessful: ${evt.status} ${evt.statusText}`);\n }\n });\n } else {\n throw new Error(\"Missing image data\");\n }\n\n // Scale the blob.\n return promise\n .then(blob => {\n // Cut the square from the center of the image and shrink it.\n return imageScaled(blob, IMAGE_THUMBNAIL_DIM, IMAGE_THUMBNAIL_DIM, -1, true)\n }).then(scaled => {\n data.mime = scaled.mime;\n data.size = scaled.blob.size;\n data.width = scaled.width;\n data.height = scaled.height;\n delete data.ref;\n // Keeping the original file name, if provided: ex.data.name;\n\n data.src = URL.createObjectURL(scaled.blob);\n return blobToBase64(scaled.blob);\n }).then(b64 => {\n data.val = b64.bits;\n return data;\n }).catch(err => {\n delete data.val;\n delete data.src;\n data.width = IMAGE_THUMBNAIL_DIM;\n data.height = IMAGE_THUMBNAIL_DIM;\n // Rethrow.\n throw err;\n });\n}\n\n// Create a preview of a reply.\nexport function replyFormatter(style, data, values, key, stack) {\n if (style == 'IM') {\n const attr = inlineImageAttr.call(this, {key: key}, data);\n let loadedPromise;\n try {\n loadedPromise = cancelablePromise(quoteImage.call(this, data));\n } catch (error) {\n loadedPromise = cancelablePromise(error);\n }\n attr.whenDone = loadedPromise;\n values = [React.createElement(LazyImage, attr, null), ' ', attr.alt];\n return React.createElement(React.Fragment, {key: key}, values);\n } else if (style == 'QQ') {\n if (stack.includes('QQ')) {\n // Quote inside quote when forwarding a message.\n return React.createElement('span', {key: key},\n [format_quote, ' ']);\n }\n\n const attr = Drafty.attrValue('QQ', data) || {};\n attr.key = key;\n attr.className = 'reply-quote'\n return React.createElement(Drafty.tagName('QQ'), attr, values);\n }\n return quoteFormatter.call(this, style, data, values, key);\n}\n","import { KNOWN_HOSTS, DEFAULT_HOST } from '../config.js';\n\n// Detect server address from the URL\nexport function detectServerAddress() {\n let host = DEFAULT_HOST;\n if (typeof window.location == 'object') {\n if (window.location.protocol == 'file:' || window.location.hostname == 'localhost') {\n host = KNOWN_HOSTS.local;\n } else if (window.location.hostname) {\n host = window.location.hostname + (window.location.port ? ':' + window.location.port : '');\n }\n }\n return host;\n}\n\n// Detect if the page is served over HTTPS.\nexport function isSecureConnection() {\n if (typeof window.location == 'object') {\n return window.location.protocol == 'https:';\n }\n return false;\n}\n\nexport function isLocalHost() {\n if (typeof window.location == 'object') {\n return window.location.hostname == 'localhost';\n }\n return false;\n}\n","// Helper functions for storing values in localStorage.\n// By default localStorage can store only strings, not objects or other types.\n\nexport default class LocalStorageUtil {\n // Replace old object with the new one.\n static setObject(key, value) {\n localStorage.setItem(key, JSON.stringify(value));\n }\n\n // Get stored object.\n static getObject(key) {\n const value = localStorage.getItem(key);\n return value && JSON.parse(value);\n }\n\n // Partially or wholly update stored object.\n static updateObject(key, value) {\n const oldVal = this.getObject(key);\n this.setObject(key, Object.assign(oldVal || {}, value));\n }\n\n // Just a wrapper.\n static removeItem(key) {\n localStorage.removeItem(key);\n }\n}\n","// Utility class for hash navigation.\n\n// Parse hash as in http://www.example.com/path#hash as if it were\n// path and arguments.\nexport default class HashNavigation {\n static parseUrlHash(hash) {\n // Split path from args, path -> parts[0], args->path[1]\n const parts = hash.split('?', 2);\n const params = {};\n let path = [];\n if (parts[0]) {\n path = parts[0].replace('#', '').split('/');\n }\n if (parts[1]) {\n parts[1].split('&').forEach(function(part) {\n const item = part.split('=');\n if (item[0]) {\n params[decodeURIComponent(item[0])] = decodeURIComponent(item[1]);\n }\n });\n }\n return {path: path, params: params};\n }\n\n static navigateTo(url) {\n window.location.hash = url;\n }\n\n static composeUrlHash(path, params) {\n let url = path.join('/');\n const args = [];\n for (const key in params) {\n if (params.hasOwnProperty(key)) {\n args.push(key + '=' + params[key]);\n }\n }\n if (args.length > 0) {\n url += '?' + args.join('&');\n }\n return url;\n }\n\n static addUrlParam(hash, key, value) {\n const parsed = this.parseUrlHash(hash);\n parsed.params[key] = value;\n return this.composeUrlHash(parsed.path, parsed.params);\n }\n\n static removeUrlParam(hash, key) {\n const parsed = this.parseUrlHash(hash);\n delete parsed.params[key];\n return this.composeUrlHash(parsed.path, parsed.params);\n }\n\n static setUrlSidePanel(hash, sidepanel) {\n const parsed = this.parseUrlHash(hash);\n parsed.path[0] = sidepanel;\n return this.composeUrlHash(parsed.path, parsed.params);\n }\n\n static setUrlInfoPanel(hash, infopanel) {\n const parsed = this.parseUrlHash(hash);\n if (infopanel) {\n parsed.params.info = infopanel;\n } else {\n delete parsed.params.info;\n }\n return this.composeUrlHash(parsed.path, parsed.params);\n }\n\n static setUrlTopic(hash, topic) {\n const parsed = this.parseUrlHash(hash);\n parsed.path[1] = topic;\n // Close InfoView on topic change.\n delete parsed.params.info;\n return this.composeUrlHash(parsed.path, parsed.params);\n }\n}\n","// Short representation of time in the past.\nexport function shortDateFormat(then, locale) {\n locale = locale || window.navigator.userLanguage || window.navigator.language;\n const now = new Date();\n if (then.getFullYear() == now.getFullYear()) {\n // Same year.\n if (then.getMonth() == now.getMonth() && then.getDate() == now.getDate()) {\n // Same month and day, show time only.\n return then.toLocaleTimeString(locale, {hour12: false, hour: '2-digit', minute: '2-digit'});\n }\n // Different month and/or day, show month day, time.\n return then.toLocaleDateString(locale,\n {hour12: false, month: 'short', day: 'numeric', hour: '2-digit', minute: '2-digit'});\n }\n // Different year: just show the date.\n return then.toLocaleDateString(locale, {year: 'numeric', month: 'short', day: 'numeric'});\n}\n\n// Convert seconds to [hours:]minutes:seconds, i.e. 156 sec -> 2:36, 3756 sec -> 1:02:36.\n// If fixedMins is true, then minutes are represented by at least two digits.\nexport function secondsToTime(seconds, fixedMin) {\n let min = Math.floor(seconds / 60) | 0;\n let hours = Math.floor(min / 60) | 0;\n\n if (fixedMin || hours > 0) {\n min = min < 10 ? `0${min}` : min;\n }\n let sec = (seconds % 60) | 0;\n sec = sec < 10 ? `0${sec}` : sec;\n if (hours == 0) {\n return `${min}:${sec}`;\n }\n return `${hours}:${min}:${sec}`;\n}\n\n// Convert a number of bytes to human-readable format.\nexport function bytesToHumanSize(bytes) {\n if (!bytes || bytes == 0) {\n return '0 Bytes';\n }\n\n const sizes = ['Bytes', 'KB', 'MB', 'GB', 'TB', 'PB'];\n const bucket = Math.min(Math.floor(Math.log2(bytes) / 10) | 0, sizes.length-1);\n const count = bytes / Math.pow(1024, bucket);\n const round = bucket > 0 ? (count < 3 ? 2 : (count < 30 ? 1 : 0)) : 0;\n return count.toFixed(round) + ' ' + sizes[bucket];\n}\n\n// Shorten a file name to be under maxLength by clipping out the middle.\nexport function shortenFileName(filename, maxLength) {\n if (typeof filename != 'string') {\n return filename;\n }\n return filename.length > maxLength ?\n filename.slice(0, maxLength/2 - 1) + '…' + filename.slice(1 - maxLength/2) : filename;\n}\n\n// Get 32 bit integer hash value for a string. Ideally it should produce the same value\n// as Java's String#hash().\nfunction stringToColorHash(value) {\n let hash = 0;\n value = '' + value;\n for (let i = 0; i < value.length; i++) {\n hash = ((hash << 5) - hash) + value.charCodeAt(i);\n hash = hash & hash; // Convert to 32bit integer\n }\n return hash;\n}\n\n// User avatar letter color id.\nexport function letterTileColorId(userId) {\n return Math.abs(stringToColorHash(userId)) % 16;\n}\n\n// Converts user or topic ID to a CSS color class. Ideally it should produce the same color value as Java version.\n// params:\n// - {string} id: user or topic ID\n// - {boolean} light: light or dark version of the color.\n// - {boolean} fg: foreground (text) or background color.\nexport function idToColorClass(id, light, fg) {\n return (light ? 'lt-' : 'dk-') + (fg ? 'fg-' : 'bg-') + letterTileColorId(id);\n}\n","// Odds and ends\n\nimport { Tinode } from 'tinode-sdk';\n\n// Make shortcut icon appear with a green dot + show unread count in title.\nexport function updateFavicon(count) {\n const oldIcon = document.getElementById('shortcut-icon');\n const head = document.head || document.getElementsByTagName('head')[0];\n const newIcon = document.createElement('link');\n newIcon.type = 'image/png';\n newIcon.id = 'shortcut-icon';\n newIcon.rel = 'shortcut icon';\n newIcon.href = 'img/logo32x32' + (count > 0 ? 'a' : '') + '.png';\n if (oldIcon) {\n head.removeChild(oldIcon);\n }\n head.appendChild(newIcon);\n\n document.title = (count > 0 ? '('+count+') ' : '') + 'Tinode';\n}\n\n// Create theCard which represents user's or topic's \"public\" info.\nexport function theCard(fn, imageUrl, imageMimeType, note) {\n let card = null;\n fn = fn && fn.trim();\n note = note && note.trim();\n\n if (fn) {\n card = {\n fn: fn\n };\n }\n\n if (typeof note == 'string') {\n card = card || {};\n card.note = note ? note : Tinode.DEL_CHAR;\n }\n\n if (imageUrl) {\n card = card || {};\n let mimeType = imageMimeType;\n // Is this a data URL \"data:[][;base64],\"?\n const matches = /^data:(image\\/[-a-z0-9+.]+)?(;base64)?,/i.exec(imageUrl);\n if (matches) {\n mimeType = matches[1];\n card.photo = {\n data: imageUrl.substring(imageUrl.indexOf(',') + 1),\n ref: Tinode.DEL_CHAR\n };\n } else {\n card.photo = {\n data: Tinode.DEL_CHAR,\n ref: imageUrl\n };\n }\n card.photo.type = (mimeType || 'image/jpeg').substring('image/'.length);\n }\n\n return card;\n}\n\n// Deep-shallow compare two arrays: shallow compare each element.\nexport function arrayEqual(a, b) {\n if (a === b) {\n return true;\n }\n\n if (!Array.isArray(a) || !Array.isArray(b)) {\n return false;\n }\n\n // Compare lengths first.\n if (a.length != b.length) {\n return false;\n }\n // Order of elements is ignored.\n a.sort();\n b.sort();\n for (let i = 0, l = a.length; i < l; i++) {\n if (a[i] !== b[i]) {\n return false;\n }\n }\n return true;\n}\n\n// Checks (loosely) if the given string is a phone. If so, returns the phone number in a format\n// as close to E.164 as possible.\nexport function asPhone(val) {\n val = val.trim();\n if (/^(?:\\+?(\\d{1,3}))?[- (.]*(\\d{3})[- ).]*(\\d{3})[- .]*(\\d{2})[- .]*(\\d{2})?$/.test(val)) {\n return val.replace(/[- ().]*/, '');\n }\n return null;\n}\n\n// Checks (loosely) if the given string is an email. If so returns the email.\nexport function asEmail(val) {\n val = val.trim();\n if (/^[a-zA-Z0-9_.+-]+@[a-zA-Z0-9-]+\\.[a-zA-Z0-9-.]+$/.test(val)) {\n return val;\n }\n return null;\n}\n\n// Checks if URL is a relative url, i.e. has no 'scheme://', including the case of missing scheme '//'.\n// The scheme is expected to be RFC-compliant, e.g. [a-z][a-z0-9+.-]*\n// example.html - ok\n// https:example.com - not ok.\n// http:/example.com - not ok.\n// ' ↲ https://example.com' - not ok. (↲ means carriage return)\nexport function isUrlRelative(url) {\n return url && !/^\\s*([a-z][a-z0-9+.-]*:|\\/\\/)/im.test(url);\n}\n\n// Ensure URL does not present an XSS risk. Optional allowedSchemes may contain an array of\n// strings with permitted URL schemes, such as ['ftp', 'ftps']; otherwise accept http and https only.\nexport function sanitizeUrl(url, allowedSchemes) {\n if (typeof url != 'string') {\n return url;\n }\n\n // Strip control characters and whitespace. They are not valid URL characters anyway.\n url = url.replace(/[^\\x20-\\x7E]/gmi, '').trim();\n\n // Relative URLs are safe.\n // Relative URL does not start with ':', abcd123: or '//'.\n if (!/^([a-z][a-z0-9+.-]*:|\\/\\/)/i.test(url)) {\n return url;\n }\n\n // Blob URLs are safe.\n if (/^blob:http/.test(url)) {\n return url;\n }\n\n // Absolute URL. Accept only safe schemes, or no scheme.\n const schemes = Array.isArray(allowedSchemes) ? allowedSchemes.join('|') : 'http|https';\n const re = new RegExp('^((' + schemes + '):|//)', 'i');\n if (!re.test(url)) {\n return null;\n }\n\n return url;\n}\n\n// Ensure URL is suitable as a source like ![](\"url\")
field: the URL must be a relative URL or\n// have http:, https:, blob: or data: scheme.\n// In case of data: scheme, the URL must must be of the right MIME type such as 'data:{mimeMajor}/XXXX;base64,'.\nexport function sanitizeUrlForMime(url, mimeMajor) {\n if (!url) {\n return null;\n }\n\n const sanitizedUrl = sanitizeUrl(url);\n if (sanitizedUrl) {\n return sanitizedUrl;\n }\n\n // Is this a data: URL of the appropriate mime type?\n const re = new RegExp(`data:${mimeMajor}\\/[a-z0-9.-]+;base64,`, 'i');\n if (re.test(url.trim())) {\n return url;\n }\n\n return null;\n}\n\n// Given message's received status, return name and color of a delivery indicator icon.\nexport function deliveryMarker(received) {\n switch (received) {\n case Tinode.MESSAGE_STATUS_SENDING:\n return { name: 'access_time' }; // watch face\n case Tinode.MESSAGE_STATUS_FAILED:\n return { name: 'warning', color: 'danger-color' }; // yellow icon /!\\\n case Tinode.MESSAGE_STATUS_SENT:\n return { name: 'done' }; // checkmark\n case Tinode.MESSAGE_STATUS_RECEIVED:\n return { name: 'done_all' }; // double checkmark\n case Tinode.MESSAGE_STATUS_READ:\n return { name: 'done_all', color: 'blue' }; // blue double checkmark\n }\n return null;\n}\n\n// Wraps a promise to make it cancelable.\n// The parameter can be either a promise or an error. If it's an error, the wrapped promise is\n// created in a rejected state.\nexport function cancelablePromise(promise) {\n let hasCanceled = false;\n\n const wrappedPromise = promise instanceof Error ?\n Promise.reject(promise) :\n new Promise((resolve, reject) => {\n promise.then(\n result => hasCanceled ? reject({isCanceled: true}) : resolve(result),\n error => hasCanceled ? reject({isCanceled: true}) : reject(error)\n );\n });\n\n return {\n promise: wrappedPromise,\n cancel() {\n hasCanceled = true;\n },\n };\n};\n\n// Clips string to the specified length.\nexport function clipStr(str, length) {\n return str && str.substring(0, length);\n}\n","// This is a generated file. Don't edit.\n\nexport const PACKAGE_VERSION = \"0.20.0-rc1\";\n","// Edit account parameters.\nimport React from 'react';\nimport { FormattedMessage } from 'react-intl';\n\nimport CheckBox from '../widgets/checkbox.jsx';\n\nexport default class EditAccountView extends React.PureComponent {\n constructor(props) {\n super(props);\n\n this.handleCheckboxClick = this.handleCheckboxClick.bind(this);\n }\n\n handleCheckboxClick(what, checked) {\n if (what == 'sound') {\n this.props.onToggleMessageSounds(checked);\n } else if (what == 'alert') {\n this.props.onTogglePushNotifications(checked);\n } else if (what == 'incognito') {\n this.props.onToggleIncognitoMode(checked);\n }\n }\n\n render() {\n return (\n \n
\n \n \n
\n
\n \n \n
\n
\n \n \n
\n
\n
\n
\n
\n {\n (password_unchanged) => \n }\n
\n
\n
\n
\n
\n
\n
\n \n
\n
\n
Auth: {this.state.auth}
\n
Anon: {this.state.anon}
\n
\n
\n {this.state.blockedCount > 0 ?\n <>\n
\n
\n \n : null }\n
\n
\n
\n
\n
\n \n {APP_NAME}\n
\n
\n \n {Tinode.getLibrary()}\n
\n
\n \n {this.props.serverVersion}\n
\n
\n \n {this.props.serverAddress}\n
\n
\n
\n
\n
{panelTitle}
\n
\n \n
\n
\n {this.props.displayMobile ?\n
: null}\n {view == 'members' ?\n
\n :\n view == 'perm' && args.length > 0 ?\n
this.handlePermissionsChanged(args[0], mode)}\n onCancel={this.handleBackNavigate} />\n :\n view == 'general' ?\n \n :\n view == 'security' ?\n \n :\n \n
\n
\n
\n \n \n
\n {this.state.archived ?\n
\n \n \n
\n :\n null\n }\n
\n
\n {this.state.groupTopic && this.state.sharer ?\n <>\n
\n
\n \n
\n
\n
{\n (no_members) => \n }\n \n :\n null\n }\n
\n
\n
\n ![\"logo\"](\"img/logo.svg\")
\n Tinode Web
\n \n
{version}
\n
{this.props.serverVersion} ({this.props.serverAddress})
\n
\n
\n
\n
\n {!this.state.isReader ?\n
\n {this.state.readingBlocked ?\n
\n \n
\n : null }\n
\n : null }\n
{component2}
\n }\n return component;\n }\n};\n\nexport default injectIntl(MessagesView);\n","// Create new topic and invite users or send an invite.\nimport React from 'react';\nimport { FormattedMessage, defineMessages, injectIntl } from 'react-intl';\n\nimport { Tinode } from 'tinode-sdk';\n\nimport ContactList from '../widgets/contact-list.jsx';\nimport NewTopicById from '../widgets/new-topic-by-id.jsx';\nimport NewTopicGroup from '../widgets/new-topic-group.jsx';\nimport SearchContacts from '../widgets/search-contacts.jsx';\n\nimport HashNavigation from '../lib/navigation.js';\nimport { theCard } from '../lib/utils.js';\n\nconst messages = defineMessages({\n search_for_contacts: {\n id: \"search_for_contacts\",\n defaultMessage: \"Use search to find contacts\",\n description: \"Text shown in contacts view when user entered no search query.\"\n },\n search_no_results: {\n id: \"search_no_results\",\n defaultMessage: \"Search returned no results\",\n description: \"Text shown in contacts view when query returned no results.\"\n },\n search_placeholder: {\n id: \"search_placeholder\",\n defaultMessage: \"List like email:alice@example.com, tel:17025550003...\",\n description: \"Placeholder in contacts search field\"\n },\n});\n\nclass NewTopicView extends React.Component {\n constructor(props) {\n super(props);\n\n this.state = {\n tabSelected: 'find',\n searchQuery: null\n };\n\n this.handleTabClick = this.handleTabClick.bind(this);\n this.handleSearchContacts = this.handleSearchContacts.bind(this);\n this.handleSearchResultSelected = this.handleSearchResultSelected.bind(this);\n this.handleNewGroupSubmit = this.handleNewGroupSubmit.bind(this);\n this.handleGroupByID = this.handleGroupByID.bind(this);\n }\n\n componentDidMount() {\n this.props.onInitFind();\n }\n\n handleTabClick(e) {\n e.preventDefault();\n HashNavigation.navigateTo(HashNavigation.addUrlParam(window.location.hash, 'tab', e.currentTarget.dataset.id));\n this.setState({tabSelected: e.currentTarget.dataset.id});\n }\n\n handleSearchContacts(query) {\n this.props.onSearchContacts(query);\n this.setState({searchQuery: Tinode.isNullValue(query) ? null : query});\n }\n\n handleSearchResultSelected(name) {\n if (this.state.tabSelected == 'find') {\n HashNavigation.navigateTo(HashNavigation.removeUrlParam(window.location.hash, 'tab'));\n this.props.onCreateTopic(name);\n }\n }\n\n handleNewGroupSubmit(name, description, dataUrl, priv, tags, isChannel) {\n HashNavigation.navigateTo(HashNavigation.removeUrlParam(window.location.hash, 'tab'));\n this.props.onCreateTopic(undefined,\n {public: theCard(name, dataUrl, null, description), private: priv, tags: tags}, isChannel);\n }\n\n handleGroupByID(topicName) {\n HashNavigation.navigateTo(HashNavigation.removeUrlParam(window.location.hash, 'tab'));\n this.props.onCreateTopic(topicName);\n }\n\n render() {\n const {formatMessage} = this.props.intl;\n const no_contacts_placeholder = formatMessage(this.state.searchQuery ?\n messages.search_no_results : messages.search_for_contacts);\n const search_placeholder = formatMessage(messages.search_placeholder);\n return (\n \n
\n {this.state.tabSelected === 'grp' ?\n
:\n this.state.tabSelected === 'byid' ?\n
:\n
\n \n \n
}\n
\n
\n\n
\n\n
\n\n {view === 'login' ?\n
:\n\n view === 'register' ?\n
:\n\n view === 'settings' ?\n
:\n\n view === 'edit' ?\n
:\n\n (view === 'general' || view === 'crop') ?\n
:\n\n view === 'notif' ?\n
:\n\n view === 'security' ?\n
:\n\n view === 'support' ?\n
:\n\n (view === 'contacts' || view == 'archive' || view == 'blocked') ?\n
:\n\n view === 'newtpk' ?\n
:\n\n view === 'cred' ?\n
:\n\n view === 'reset' ?\n
:\n null}\n
\n {this.state.contextMenuVisible ?\n
{\n if (topicName == this.state.topicSelected) {\n this.handleTopicSelected(null);\n }\n }}\n onError={this.handleError} />\n :\n null\n }\n {this.state.forwardDialogVisible ?\n \n :\n null\n }\n {this.state.callTopic && this.state.callState == CALL_STATE_INCOMING_RECEIVED ?\n \n :\n null\n }\n { this.setState({alertVisible: false}); }) : null}\n reject={this.state.alertParams.reject}\n onConfirm={() => { this.setState({alertVisible: false}); this.state.alertParams.onConfirm(); }}\n confirm={this.state.alertParams.confirm}\n />\n \n\n \n\n {this.state.infoPanel ?\n \n :\n null\n }\n \n
\n \n
\n
\n {\n (numbers_only) => \n }\n
\n
\n \n \n
\n
\n
\n
{this.props.title}
\n
{this.props.content}
\n
\n {this.props.onReject ?\n \n :\n null\n }\n \n
\n
\n
\n
insert_drive_file
\n
\n
{filename} {size}
\n {this.props.uploading || this.state.downloader ?\n
\n :\n
\n }\n
\n
{this.props.short ?\n <>\n
\n {play}\n \n :\n <>\n {play}\n
\n
\n
{this.state.currentTime}/{this.state.duration}
\n
\n \n }\n
\n
\n \n
\n
\n {this.props.onCancel ?\n \n : null}\n \n
\n
\n {this.props.readOnly || !this.state.source ?\n null :\n
{e.preventDefault(); this.props.onImageUpdated();}}>\n clear\n }\n {this.state.source ?\n
:\n this.props.readOnly && this.props.uid ?\n
\n \n
\n :\n
{AVATAR_SIZE}×{AVATAR_SIZE}
}\n {this.props.readOnly ? null :\n
}\n {this.props.readOnly ? null :\n
}\n
\n
{icon_mapping[b] || b} {comment}
);\n });\n return <>{badges};\n }\n return null;\n }\n};\n\nexport default injectIntl(BadgeList);\n","// The <- button to be displayed in title bars.\nimport React from 'react';\n\nexport default class ButtonBack extends React.PureComponent {\n render() {\n return (\n {e.preventDefault(); this.props.onBack();}}>\n arrow_back\n \n );\n }\n}\n","// IncomingCall: displays Accept & Reject buttons for incoming calls.\nimport React from 'react';\n\nimport BadgeList from './badge-list.jsx';\nimport LetterTile from './letter-tile.jsx';\n\nimport { MAX_TITLE_LENGTH, MAX_PEER_TITLE_LENGTH } from '../config.js';\nimport { CALL_STATE_INCOMING_RECEIVED } from '../constants.js';\n\nimport { makeImageUrl } from '../lib/blob-helpers.js';\nimport { clipStr } from '../lib/utils.js'\n\nconst RING_SOUND = new Audio('audio/call-in.m4a');\n\nexport default class CallIncoming extends React.Component {\n constructor(props) {\n super(props);\n\n this.state = {\n topic: null,\n fullName: undefined,\n avatar: null,\n trustedBadges: [],\n previousMetaDesc: undefined,\n };\n\n this.resetDesc = this.resetDesc.bind(this);\n this.onMetaDesc = this.onMetaDesc.bind(this);\n this.handleRejectCall = this.handleRejectCall.bind(this);\n this.handleAcceptCall = this.handleAcceptCall.bind(this);\n this.ringTimer = null;\n }\n\n componentDidMount() {\n const topic = this.props.tinode.getTopic(this.props.topic);\n if (!topic) {\n return;\n }\n\n this.resetDesc(topic, this.props);\n if (this.props.callState == CALL_STATE_INCOMING_RECEIVED) {\n // play() throws if the user did not click the app first: https://goo.gl/xX8pDD.\n RING_SOUND.play().catch(_ => {});\n this.ringTimer = setInterval(_ => {RING_SOUND.play().catch(_ => {})}, 2000);\n this.props.onRinging(this.props.topic, this.props.seq);\n }\n }\n\n // No need to separately handle component mount.\n componentDidUpdate(props) {\n const topic = this.props.tinode.getTopic(props.topic);\n if (!topic) {\n return;\n }\n\n if (this.onMetaDesc != topic.onMetaDesc) {\n this.previousMetaDesc = topic.onMetaDesc;\n topic.onMetaDesc = this.onMetaDesc;\n }\n\n if (this.state.topic != props.topic) {\n this.setState({topic: props.topic});\n this.resetDesc(topic, props);\n }\n }\n\n componentWillUnmount() {\n if (this.ringTimer != null) {\n clearInterval(this.ringTimer);\n RING_SOUND.pause();\n }\n const topic = this.props.tinode.getTopic(this.props.topic);\n if (!topic) {\n return;\n }\n this.setState({topic: null});\n topic.onMetaDesc = this.previousMetaDesc;\n }\n\n resetDesc(topic, props) {\n const defacs = topic.getDefaultAccess() || {};\n const acs = topic.getAccessMode();\n const badges = [];\n if (topic.trusted) {\n for (const [key, val] of Object.entries(topic.trusted)) {\n if (val) {\n badges.push(key);\n }\n }\n }\n\n this.setState({\n fullName: clipStr(topic.public ? topic.public.fn : undefined, MAX_TITLE_LENGTH),\n avatar: makeImageUrl(topic.public ? topic.public.photo : null),\n trustedBadges: badges,\n });\n }\n\n onMetaDesc(desc) {\n const topic = this.props.tinode.getTopic(this.props.topic);\n if (!topic) {\n return;\n }\n this.resetDesc(topic, this.props);\n\n if (this.previousMetaDesc && this.previousMetaDesc != this.onMetaDesc) {\n this.previousMetaDesc(desc);\n }\n }\n\n handleAcceptCall() {\n this.props.onAcceptCall(this.props.topic);\n }\n\n handleRejectCall() {\n this.props.onReject(this.props.topic, this.props.seq);\n this.props.onClose();\n }\n\n render() {\n return (\n \n
\n
\n
\n \n
\n
{clipStr(this.state.fullName, MAX_PEER_TITLE_LENGTH)}\n
\n
\n
\n {this.props.callState == CALL_STATE_INCOMING_RECEIVED ?\n <>\n \n \n \n :\n null\n }\n
\n
\n
\n
call
\n
\n
{this.props.incoming ?\n :\n \n }
\n
{callIcon} {duration}
\n
\n
\n
\n
\n
\n
\n {remoteActive ?\n
{peerTitle}
:\n
\n
\n \n
\n
{peerTitle}
\n
\n }\n
\n
\n
\n \n \n \n
\n
\n call{icon2}\n
{duration}\n \n );\n }\n};\n","// Single chat message bubble, sent or received.\n\nimport React from 'react';\nimport { FormattedMessage, injectIntl } from 'react-intl';\nimport { Drafty, Tinode } from 'tinode-sdk';\n\nimport Attachment from './attachment.jsx';\nimport LetterTile from './letter-tile.jsx';\nimport ReceivedMarker from './received-marker.jsx'\n\nimport { fullFormatter } from '../lib/formatters.js';\nimport { sanitizeUrl } from '../lib/utils.js';\n\nclass BaseChatMessage extends React.PureComponent {\n constructor(props) {\n super(props);\n\n this.state = {\n progress: 0\n };\n\n if (props.uploader) {\n props.uploader.onProgress = this.handleProgress.bind(this);\n }\n\n this.handleImagePreview = this.handleImagePreview.bind(this);\n this.handleFormButtonClick = this.handleFormButtonClick.bind(this);\n this.handleContextClick = this.handleContextClick.bind(this);\n this.handleCancelUpload = this.handleCancelUpload.bind(this);\n this.handleQuoteClick = this.handleQuoteClick.bind(this);\n\n this.formatterContext = {\n formatMessage: props.intl.formatMessage.bind(props.intl),\n viewportWidth: props.viewportWidth,\n authorizeURL: props.tinode.authorizeURL.bind(props.tinode),\n\n onImagePreview: this.handleImagePreview,\n onFormButtonClick: this.handleFormButtonClick,\n onQuoteClick: this.handleQuoteClick\n };\n }\n\n handleImagePreview(e) {\n e.preventDefault();\n this.props.onImagePreview({\n url: e.target.src,\n filename: e.target.title,\n width: e.target.dataset.width,\n height: e.target.dataset.height,\n size: e.target.dataset.size,\n type: e.target.dataset.mime\n });\n }\n\n handleFormButtonClick(e) {\n e.preventDefault();\n const data = {\n seq: this.props.seq\n };\n data.resp = {};\n if (e.target.dataset.name) {\n data.resp[e.target.dataset.name] = e.target.dataset.val ? e.target.dataset.val :\n e.target.dataset.val === undefined ? 1 : '' + e.target.dataset.val;\n }\n if (e.target.dataset.act == 'url') {\n data.ref = sanitizeUrl(e.target.dataset.ref) || 'about:blank';\n }\n const text = e.target.dataset.title || 'unknown';\n this.props.onFormResponse(e.target.dataset.act, text, data);\n }\n\n handleContextClick(e) {\n e.preventDefault();\n e.stopPropagation();\n const menuItems = [];\n if (this.props.received == Tinode.MESSAGE_STATUS_FAILED) {\n menuItems.push('menu_item_send_retry');\n }\n if (this.props.userIsWriter &&\n this.props.received > Tinode.MESSAGE_STATUS_FAILED &&\n this.props.received < Tinode.MESSAGE_STATUS_DEL_RANGE) {\n menuItems.push('menu_item_reply');\n }\n menuItems.push('menu_item_forward');\n\n this.props.showContextMenu({\n seq: this.props.seq,\n content: this.props.content,\n userFrom: this.props.userFrom,\n userName: this.props.userName,\n y: e.pageY,\n x: e.pageX,\n pickReply: this.props.pickReply\n }, menuItems);\n }\n\n handleProgress(ratio) {\n this.setState({progress: ratio});\n }\n\n handleCancelUpload() {\n this.props.onCancelUpload(this.props.seq, this.props.uploader);\n }\n\n handleQuoteClick(e) {\n e.preventDefault();\n e.stopPropagation();\n const replyToSeq = this.props.replyToSeq;\n if (replyToSeq) {\n this.props.onQuoteClick(replyToSeq);\n }\n }\n\n render() {\n const sideClass = this.props.sequence + ' ' + (this.props.response ? 'left' : 'right');\n const bubbleClass = (this.props.sequence == 'single' || this.props.sequence == 'last') ? 'bubble tip' : 'bubble';\n const avatar = this.props.userAvatar || true;\n const fullDisplay = (this.props.isGroup && this.props.response &&\n (this.props.sequence == 'single' || this.props.sequence == 'last'));\n\n let content = this.props.content;\n const attachments = [];\n if (this.props.mimeType == Drafty.getContentType() && Drafty.isValid(content)) {\n Drafty.attachments(content, (att, i) => {\n if (att.mime == 'application/json') {\n // Don't show json objects as attachments.\n // They are not meant for users.\n return;\n }\n attachments.push();\n }, this);\n const tree = Drafty.format(content, fullFormatter, this.formatterContext);\n content = React.createElement(React.Fragment, null, tree);\n } else if (this.props.deleted) {\n // Message represents a range of deleted messages.\n content = <>block \n \n \n } else if (typeof content != 'string') {\n content = <>warning_amber \n \n }\n\n return (\n \n {this.props.isGroup && this.props.response ?\n \n {fullDisplay ?\n :\n null}\n
:\n null}\n \n
\n
\n
\n {content}\n {attachments}\n
\n {this.props.timestamp ?\n
\n : null}\n
\n {this.props.showContextMenu ?\n
\n \n expand_more\n \n : null\n }\n
\n {fullDisplay ?\n
\n {this.props.userName ||\n \n }\n
\n : null\n }\n
\n {chips}\n \n
\n );\n }\n};\n","import React from 'react';\n\nimport LetterTile from './letter-tile.jsx';\n\nexport default class Chip extends React.PureComponent {\n constructor(props) {\n super(props);\n\n this.handleCancel = this.handleCancel.bind(this);\n }\n\n handleCancel(e) {\n e.preventDefault();\n this.props.onCancel(this.props.topic, this.props.index);\n }\n\n render() {\n const title = this.props.title || this.props.topic;\n const className = this.props.invalid ? 'chip invalid' : 'chip';\n return (\n \n {this.props.noAvatar ?\n
:\n
\n \n
\n }\n
{title}\n {this.props.onCancel && !this.props.required ?\n
×\n :
}\n
{formatMessage(this.props.title, this.props.values)}
\n \n );\n }\n};\n\nexport default injectIntl(ContactAction);\n","import React from 'react';\n\nconst icon_mapping = {'muted': 'notifications_off', 'banned': 'block', 'staff': 'verified_user'};\n\n/* Contact's labels: [you], or icons [muted], [blocked] */\nexport default class ContactBadges extends React.PureComponent {\n render() {\n let badges = null;\n if (this.props.badges && this.props.badges.length > 0) {\n badges = [];\n this.props.badges.map((b) => {\n const color = (b.color ? ' ' + b.color : '');\n if (b.icon) {\n badges.push({icon_mapping[b.icon] || b.icon});\n } else {\n badges.push({b.name});\n }\n });\n return <>{badges};\n }\n return null;\n }\n};\n","// ContactList: component for showing a list of contacts,\n// such as a list of group members in a group chat.\nimport React from 'react';\nimport { defineMessages, injectIntl } from 'react-intl';\n\nimport { Drafty, Tinode } from 'tinode-sdk';\n\nimport Contact from './contact.jsx';\nimport ContactAction from './contact-action.jsx';\n\nimport { makeImageUrl } from '../lib/blob-helpers.js';\n\nimport { MESSAGE_PREVIEW_LENGTH } from '../config.js';\n\nconst messages = defineMessages({\n badge_you: {\n id: 'badge_you',\n defaultMessage: 'you',\n description: 'Badge for indicating the current user'\n },\n badge_owner: {\n id: 'badge_owner',\n defaultMessage: 'owner',\n description: 'Badge for indicating the owner'\n }\n});\n\nclass ContactList extends React.Component {\n render() {\n const { formatMessage } = this.props.intl;\n const showCheckmark = Array.isArray(this.props.topicSelected);\n const contactNodes = [];\n let contactsCount = 0;\n if (this.props.contacts && this.props.contacts.length > 0) {\n this.props.contacts.map((c) => {\n if (c.action) {\n // Action item\n contactNodes.push(\n );\n } else {\n // Normal contact\n const key = this.props.showMode ? c.user : (c.topic || c.user);\n // If filter function is provided, filter out the items\n // which don't satisfy the condition.\n if (this.props.filterFunc && this.props.filter) {\n const filterOn = [key];\n if (c.private && c.private.comment) {\n filterOn.push(('' + c.private.comment).toLowerCase());\n }\n if (c.public && c.public.fn) {\n filterOn.push(('' + c.public.fn).toLowerCase());\n }\n if (!this.props.filterFunc(this.props.filter, filterOn)) {\n return;\n }\n }\n\n const isChannel = Tinode.isChannelTopicName(key);\n const selected = showCheckmark ?\n (this.props.topicSelected.indexOf(key) > -1) :\n (this.props.topicSelected === key);\n const badges = [];\n if (this.props.showMode) {\n if (key == this.props.myUserId) {\n badges.push({name: formatMessage(messages.badge_you), color: 'green'});\n }\n if (c.acs && c.acs.isOwner()) {\n badges.push({name: formatMessage(messages.badge_owner), color: 'blue'});\n }\n }\n\n const comment = Array.isArray(c.private) ?\n c.private.join(',') : (c.private ? c.private.comment : null);\n let preview;\n let forwarded;\n let previewIsResponse;\n let deliveryStatus;\n if (!this.props.showMode && c.latestMessage) {\n const msg = c.latestMessage(true);\n if (msg) {\n forwarded = msg.head ? msg.head.forwarded : null;\n deliveryStatus = msg._status || c.msgStatus(msg, true);\n previewIsResponse = msg.from != this.props.myUserId;\n if (msg.content) {\n preview = typeof msg.content == 'string' ?\n msg.content.substr(0, MESSAGE_PREVIEW_LENGTH) :\n Drafty.preview(msg.content, MESSAGE_PREVIEW_LENGTH);\n }\n }\n }\n\n contactNodes.push(\n \n );\n contactsCount ++;\n }\n }, this);\n }\n\n return (\n \n {contactsCount == 0 ?\n
\n :\n null\n }\n {contactNodes.length > 0 ?\n
\n :\n null\n }\n
\n \n {this.props.deleted ? cancel :\n this.props.showOnline ? :\n (this.props.showCheckmark && this.props.selected) ?\n check_circle\n : null}\n
\n \n
{title}\n {this.props.isChannel ?
![\"channel\"](\"/img/channel.png\")
: null}\n
\n {!this.props.deleted ?
: null}\n
\n {this.props.showMode ?\n
:\n this.props.small ? null :
{marker}{preview || this.props.comment || '\\u00A0'}
}\n
\n
\n
\n
\n
\n
\n
\n \n
\n
\n
\n
\n
\n
{iconFromMime(this.props.content.type)}\n
{shortenFileName(this.props.content.name, 24) || '-'}
\n
{this.props.content.type || 'application/octet-stream'}
\n
{bytesToHumanSize(this.props.content.size)}
\n
\n
\n
\n
\n
\n
\n
{\n (search_placeholder) => \n }\n
{\n (not_found_placeholder) => \n }\n
\n
\n
\n \n
\n
\n \n
\n
\n \n
\n
\n
\n \n \n
\n
\n \n
\n );\n return usersOnline.length == countToShow;\n });\n\n return (\n {usersOnline} {totalCount > countToShow ?\n \n \n : null}\n
\n );\n }\n};\n","import React from 'react';\n\nimport { KNOWN_HOSTS } from '../config.js';\n\n/* Combobox for selecting host name */\n\nexport default class HostSelector extends React.PureComponent {\n constructor(props) {\n super(props);\n\n this.state = {\n hostName: props.serverAddress,\n changed: false\n };\n\n this.handleHostNameChange = this.handleHostNameChange.bind(this);\n this.handleEditingFinished = this.handleEditingFinished.bind(this);\n }\n\n handleHostNameChange(e) {\n this.setState({hostName: e.target.value, changed: true});\n }\n\n handleEditingFinished() {\n if (this.state.changed) {\n this.setState({changed: false});\n this.props.onServerAddressChange(this.state.hostName.trim());\n }\n }\n\n render() {\n var hostOptions = [];\n for (let key in KNOWN_HOSTS) {\n let item = KNOWN_HOSTS[key];\n hostOptions.push(\n \n );\n }\n return (\n \n \n \n
\n );\n }\n}\n","import React from 'react';\nimport { FormattedMessage } from 'react-intl';\nimport SendMessage from '../widgets/send-message.jsx';\n\nimport { REM_SIZE } from '../config.js';\nimport { fitImageSize } from '../lib/blob-helpers.js';\nimport { bytesToHumanSize, shortenFileName } from '../lib/strformat.js';\n\nexport default class ImagePreview extends React.PureComponent {\n constructor(props) {\n super(props);\n\n this.state = {\n width: 0,\n height: 0\n };\n\n this.handleSendImage = this.handleSendImage.bind(this);\n }\n\n assignWidth(node) {\n if (node && !this.state.width) {\n const bounds = node.getBoundingClientRect();\n this.setState({\n width: bounds.width | 0,\n height: bounds.height | 0\n });\n }\n }\n\n handleSendImage(caption) {\n this.props.onClose();\n this.props.onSendMessage(caption, this.props.content.blob);\n }\n\n render() {\n if (!this.props.content) {\n return null;\n }\n\n const dim = fitImageSize(this.props.content.width, this.props.content.height,\n this.state.width, this.state.height, false);\n const size = dim ? { width: dim.dstWidth + 'px', height: dim.dstHeight + 'px' } :\n ((this.props.content.width > this.props.content.height) ? {width: '100%'} : {height: '100%'});\n size.maxWidth = '100%';\n size.maxHeight = '100%';\n\n // Average font aspect ratio is ~0.5; File name takes 1/3 of the viewport width.\n const maxlength = Math.max(((this.state.width / REM_SIZE / 1.5) | 0) - 2, 12);\n const fname = shortenFileName(this.props.content.name, maxlength) || '-';\n\n const width = this.props.content.width || '-';\n const height = this.props.content.height || '-';\n return (\n \n
\n
this.assignWidth(node)}>\n
\n
\n {this.props.onSendMessage ?\n
\n :\n }\n
\n
\n \n
\n
\n \n \n \n
\n
{e.target.onerror = null; e.target.src=\"../img/broken_image.png\"}} />;\n } else {\n avatar = null;\n }\n return avatar;\n }\n}\n","import React from 'react';\n\nexport default class LoadSpinner extends React.PureComponent {\n render() {\n const className = 'load-spinner-box' + (this.props.large ? ' large' : '')\n + (this.props.clear ? ' clear' : '') + (this.props.centered ? ' centered' : '');\n return (this.props.show ?\n : null);\n }\n}\n","// The X menu to be displayed in title bars.\nimport React from 'react';\n\nexport default class MenuCancel extends React.PureComponent {\n render() {\n return (\n {e.preventDefault(); this.props.onCancel();}}>\n close\n \n );\n }\n}\n","import React from 'react';\n\nexport default class MenuContacts extends React.PureComponent {\n render() {\n return (\n \n );\n }\n};\n","import React from 'react';\n\nexport default class MenuStart extends React.PureComponent {\n render() {\n return (\n \n );\n }\n};\n","// Message bubble with non-payload content, such as an indicator of deleted content or a date stamp.\n\nimport React from 'react';\nimport { FormattedMessage } from 'react-intl';\n\nexport default class MetaMessage extends React.PureComponent {\n constructor(props) {\n super(props);\n }\n\n render() {\n let content = null;\n let bubbleClass = 'bubble';\n if (this.props.deleted) {\n // Message represents a range of deleted messages.\n content = <>block \n \n \n bubbleClass += ' deleted';\n } else if (this.props.date) {\n // A date badge.\n content = <>{this.props.date}\n bubbleClass += ' date';\n }\n\n if (!content) {\n return <>{null}\n }\n\n return (\n \n \n \n );\n }\n};\n","import React from 'react';\nimport { FormattedMessage, defineMessages, injectIntl } from 'react-intl';\n\nconst messages = defineMessages({\n invalid_id: {\n id: 'error_invalid_id',\n defaultMessage: 'Invalid ID',\n description: 'Error message'\n }\n});\n\nclass NewTopicById extends React.PureComponent {\n constructor(props) {\n super(props);\n\n this.state = {\n groupId: '',\n };\n\n this.handleChange = this.handleChange.bind(this);\n this.handleKeyPress = this.handleKeyPress.bind(this);\n this.handleSubmit = this.handleSubmit.bind(this);\n }\n\n handleChange(e) {\n this.setState({groupId: e.target.value});\n }\n\n handleKeyPress(e) {\n if (e.key === 'Enter') {\n this.handleSubmit(e);\n }\n }\n\n handleSubmit(e) {\n e.preventDefault();\n if (this.state.groupId) {\n const name = this.state.groupId.trim();\n const prefix = name.substr(0, 3);\n if (name.length > 3 && ['usr', 'grp', 'chn'].includes(prefix)) {\n this.props.onSubmit(name);\n } else {\n this.props.onError(this.props.intl.formatMessage(messages.invalid_id), 'err');\n }\n }\n }\n\n render() {\n return (\n \n
\n {\n (prompt) => \n }\n
\n
\n \n
\n
\n | {names[c]} | \n {skip.indexOf(c) < 0 ?\n = 0)} onChange={this.handleChange}/>\n :\n = 0)} />\n } | {this.props.compare ? \n = 0)}/>\n | : null}\n
\n );\n }\n\n return (\n \n {this.props.userTitle ?\n
: null}\n
\n
\n {this.props.compare ?\n \n | {this.props.modeTitle} | \n {this.props.compareTitle} | \n
:\n null}\n \n {items}\n
\n
\n
\n \n \n
\n
\n
\n {this.state.quote}\n
\n {!this.props.noInput ? quote : null}\n