pusher-js
Version:
Pusher Channels JavaScript library for browsers, React Native, NodeJS and web workers
1,653 lines (1,578 loc) • 131 kB
JavaScript
/*!
* Pusher JavaScript Library v8.5.0
* https://pusher.com/
*
* Copyright 2020, Pusher
* Released under the MIT licence.
*/
(function webpackUniversalModuleDefinition(root, factory) {
if(typeof exports === 'object' && typeof module === 'object')
module.exports = factory();
else if(typeof define === 'function' && define.amd)
define([], factory);
else if(typeof exports === 'object')
exports["Pusher"] = factory();
else
root["Pusher"] = factory();
})(this, () => {
return /******/ (() => { // webpackBootstrap
/******/ var __webpack_modules__ = ({
/***/ 594
(__unused_webpack_module, exports) {
"use strict";
// Copyright (C) 2016 Dmitry Chestnykh
// MIT License. See LICENSE file for details.
var __extends = (this && this.__extends) || (function () {
var extendStatics = function (d, b) {
extendStatics = Object.setPrototypeOf ||
({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
return extendStatics(d, b);
};
return function (d, b) {
extendStatics(d, b);
function __() { this.constructor = d; }
d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
};
})();
Object.defineProperty(exports, "__esModule", ({ value: true }));
/**
* Package base64 implements Base64 encoding and decoding.
*/
// Invalid character used in decoding to indicate
// that the character to decode is out of range of
// alphabet and cannot be decoded.
var INVALID_BYTE = 256;
/**
* Implements standard Base64 encoding.
*
* Operates in constant time.
*/
var Coder = /** @class */ (function () {
// TODO(dchest): methods to encode chunk-by-chunk.
function Coder(_paddingCharacter) {
if (_paddingCharacter === void 0) { _paddingCharacter = "="; }
this._paddingCharacter = _paddingCharacter;
}
Coder.prototype.encodedLength = function (length) {
if (!this._paddingCharacter) {
return (length * 8 + 5) / 6 | 0;
}
return (length + 2) / 3 * 4 | 0;
};
Coder.prototype.encode = function (data) {
var out = "";
var i = 0;
for (; i < data.length - 2; i += 3) {
var c = (data[i] << 16) | (data[i + 1] << 8) | (data[i + 2]);
out += this._encodeByte((c >>> 3 * 6) & 63);
out += this._encodeByte((c >>> 2 * 6) & 63);
out += this._encodeByte((c >>> 1 * 6) & 63);
out += this._encodeByte((c >>> 0 * 6) & 63);
}
var left = data.length - i;
if (left > 0) {
var c = (data[i] << 16) | (left === 2 ? data[i + 1] << 8 : 0);
out += this._encodeByte((c >>> 3 * 6) & 63);
out += this._encodeByte((c >>> 2 * 6) & 63);
if (left === 2) {
out += this._encodeByte((c >>> 1 * 6) & 63);
}
else {
out += this._paddingCharacter || "";
}
out += this._paddingCharacter || "";
}
return out;
};
Coder.prototype.maxDecodedLength = function (length) {
if (!this._paddingCharacter) {
return (length * 6 + 7) / 8 | 0;
}
return length / 4 * 3 | 0;
};
Coder.prototype.decodedLength = function (s) {
return this.maxDecodedLength(s.length - this._getPaddingLength(s));
};
Coder.prototype.decode = function (s) {
if (s.length === 0) {
return new Uint8Array(0);
}
var paddingLength = this._getPaddingLength(s);
var length = s.length - paddingLength;
var out = new Uint8Array(this.maxDecodedLength(length));
var op = 0;
var i = 0;
var haveBad = 0;
var v0 = 0, v1 = 0, v2 = 0, v3 = 0;
for (; i < length - 4; i += 4) {
v0 = this._decodeChar(s.charCodeAt(i + 0));
v1 = this._decodeChar(s.charCodeAt(i + 1));
v2 = this._decodeChar(s.charCodeAt(i + 2));
v3 = this._decodeChar(s.charCodeAt(i + 3));
out[op++] = (v0 << 2) | (v1 >>> 4);
out[op++] = (v1 << 4) | (v2 >>> 2);
out[op++] = (v2 << 6) | v3;
haveBad |= v0 & INVALID_BYTE;
haveBad |= v1 & INVALID_BYTE;
haveBad |= v2 & INVALID_BYTE;
haveBad |= v3 & INVALID_BYTE;
}
if (i < length - 1) {
v0 = this._decodeChar(s.charCodeAt(i));
v1 = this._decodeChar(s.charCodeAt(i + 1));
out[op++] = (v0 << 2) | (v1 >>> 4);
haveBad |= v0 & INVALID_BYTE;
haveBad |= v1 & INVALID_BYTE;
}
if (i < length - 2) {
v2 = this._decodeChar(s.charCodeAt(i + 2));
out[op++] = (v1 << 4) | (v2 >>> 2);
haveBad |= v2 & INVALID_BYTE;
}
if (i < length - 3) {
v3 = this._decodeChar(s.charCodeAt(i + 3));
out[op++] = (v2 << 6) | v3;
haveBad |= v3 & INVALID_BYTE;
}
if (haveBad !== 0) {
throw new Error("Base64Coder: incorrect characters for decoding");
}
return out;
};
// Standard encoding have the following encoded/decoded ranges,
// which we need to convert between.
//
// ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz 0123456789 + /
// Index: 0 - 25 26 - 51 52 - 61 62 63
// ASCII: 65 - 90 97 - 122 48 - 57 43 47
//
// Encode 6 bits in b into a new character.
Coder.prototype._encodeByte = function (b) {
// Encoding uses constant time operations as follows:
//
// 1. Define comparison of A with B using (A - B) >>> 8:
// if A > B, then result is positive integer
// if A <= B, then result is 0
//
// 2. Define selection of C or 0 using bitwise AND: X & C:
// if X == 0, then result is 0
// if X != 0, then result is C
//
// 3. Start with the smallest comparison (b >= 0), which is always
// true, so set the result to the starting ASCII value (65).
//
// 4. Continue comparing b to higher ASCII values, and selecting
// zero if comparison isn't true, otherwise selecting a value
// to add to result, which:
//
// a) undoes the previous addition
// b) provides new value to add
//
var result = b;
// b >= 0
result += 65;
// b > 25
result += ((25 - b) >>> 8) & ((0 - 65) - 26 + 97);
// b > 51
result += ((51 - b) >>> 8) & ((26 - 97) - 52 + 48);
// b > 61
result += ((61 - b) >>> 8) & ((52 - 48) - 62 + 43);
// b > 62
result += ((62 - b) >>> 8) & ((62 - 43) - 63 + 47);
return String.fromCharCode(result);
};
// Decode a character code into a byte.
// Must return 256 if character is out of alphabet range.
Coder.prototype._decodeChar = function (c) {
// Decoding works similar to encoding: using the same comparison
// function, but now it works on ranges: result is always incremented
// by value, but this value becomes zero if the range is not
// satisfied.
//
// Decoding starts with invalid value, 256, which is then
// subtracted when the range is satisfied. If none of the ranges
// apply, the function returns 256, which is then checked by
// the caller to throw error.
var result = INVALID_BYTE; // start with invalid character
// c == 43 (c > 42 and c < 44)
result += (((42 - c) & (c - 44)) >>> 8) & (-INVALID_BYTE + c - 43 + 62);
// c == 47 (c > 46 and c < 48)
result += (((46 - c) & (c - 48)) >>> 8) & (-INVALID_BYTE + c - 47 + 63);
// c > 47 and c < 58
result += (((47 - c) & (c - 58)) >>> 8) & (-INVALID_BYTE + c - 48 + 52);
// c > 64 and c < 91
result += (((64 - c) & (c - 91)) >>> 8) & (-INVALID_BYTE + c - 65 + 0);
// c > 96 and c < 123
result += (((96 - c) & (c - 123)) >>> 8) & (-INVALID_BYTE + c - 97 + 26);
return result;
};
Coder.prototype._getPaddingLength = function (s) {
var paddingLength = 0;
if (this._paddingCharacter) {
for (var i = s.length - 1; i >= 0; i--) {
if (s[i] !== this._paddingCharacter) {
break;
}
paddingLength++;
}
if (s.length < 4 || paddingLength > 2) {
throw new Error("Base64Coder: incorrect padding");
}
}
return paddingLength;
};
return Coder;
}());
exports.Coder = Coder;
var stdCoder = new Coder();
function encode(data) {
return stdCoder.encode(data);
}
exports.encode = encode;
function decode(s) {
return stdCoder.decode(s);
}
exports.decode = decode;
/**
* Implements URL-safe Base64 encoding.
* (Same as Base64, but '+' is replaced with '-', and '/' with '_').
*
* Operates in constant time.
*/
var URLSafeCoder = /** @class */ (function (_super) {
__extends(URLSafeCoder, _super);
function URLSafeCoder() {
return _super !== null && _super.apply(this, arguments) || this;
}
// URL-safe encoding have the following encoded/decoded ranges:
//
// ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz 0123456789 - _
// Index: 0 - 25 26 - 51 52 - 61 62 63
// ASCII: 65 - 90 97 - 122 48 - 57 45 95
//
URLSafeCoder.prototype._encodeByte = function (b) {
var result = b;
// b >= 0
result += 65;
// b > 25
result += ((25 - b) >>> 8) & ((0 - 65) - 26 + 97);
// b > 51
result += ((51 - b) >>> 8) & ((26 - 97) - 52 + 48);
// b > 61
result += ((61 - b) >>> 8) & ((52 - 48) - 62 + 45);
// b > 62
result += ((62 - b) >>> 8) & ((62 - 45) - 63 + 95);
return String.fromCharCode(result);
};
URLSafeCoder.prototype._decodeChar = function (c) {
var result = INVALID_BYTE;
// c == 45 (c > 44 and c < 46)
result += (((44 - c) & (c - 46)) >>> 8) & (-INVALID_BYTE + c - 45 + 62);
// c == 95 (c > 94 and c < 96)
result += (((94 - c) & (c - 96)) >>> 8) & (-INVALID_BYTE + c - 95 + 63);
// c > 47 and c < 58
result += (((47 - c) & (c - 58)) >>> 8) & (-INVALID_BYTE + c - 48 + 52);
// c > 64 and c < 91
result += (((64 - c) & (c - 91)) >>> 8) & (-INVALID_BYTE + c - 65 + 0);
// c > 96 and c < 123
result += (((96 - c) & (c - 123)) >>> 8) & (-INVALID_BYTE + c - 97 + 26);
return result;
};
return URLSafeCoder;
}(Coder));
exports.URLSafeCoder = URLSafeCoder;
var urlSafeCoder = new URLSafeCoder();
function encodeURLSafe(data) {
return urlSafeCoder.encode(data);
}
exports.encodeURLSafe = encodeURLSafe;
function decodeURLSafe(s) {
return urlSafeCoder.decode(s);
}
exports.decodeURLSafe = decodeURLSafe;
exports.encodedLength = function (length) {
return stdCoder.encodedLength(length);
};
exports.maxDecodedLength = function (length) {
return stdCoder.maxDecodedLength(length);
};
exports.decodedLength = function (s) {
return stdCoder.decodedLength(s);
};
/***/ },
/***/ 978
(__unused_webpack_module, exports) {
"use strict";
var __webpack_unused_export__;
// Copyright (C) 2016 Dmitry Chestnykh
// MIT License. See LICENSE file for details.
__webpack_unused_export__ = ({ value: true });
/**
* Package utf8 implements UTF-8 encoding and decoding.
*/
var INVALID_UTF16 = "utf8: invalid string";
var INVALID_UTF8 = "utf8: invalid source encoding";
/**
* Encodes the given string into UTF-8 byte array.
* Throws if the source string has invalid UTF-16 encoding.
*/
function encode(s) {
// Calculate result length and allocate output array.
// encodedLength() also validates string and throws errors,
// so we don't need repeat validation here.
var arr = new Uint8Array(encodedLength(s));
var pos = 0;
for (var i = 0; i < s.length; i++) {
var c = s.charCodeAt(i);
if (c < 0x80) {
arr[pos++] = c;
}
else if (c < 0x800) {
arr[pos++] = 0xc0 | c >> 6;
arr[pos++] = 0x80 | c & 0x3f;
}
else if (c < 0xd800) {
arr[pos++] = 0xe0 | c >> 12;
arr[pos++] = 0x80 | (c >> 6) & 0x3f;
arr[pos++] = 0x80 | c & 0x3f;
}
else {
i++; // get one more character
c = (c & 0x3ff) << 10;
c |= s.charCodeAt(i) & 0x3ff;
c += 0x10000;
arr[pos++] = 0xf0 | c >> 18;
arr[pos++] = 0x80 | (c >> 12) & 0x3f;
arr[pos++] = 0x80 | (c >> 6) & 0x3f;
arr[pos++] = 0x80 | c & 0x3f;
}
}
return arr;
}
__webpack_unused_export__ = encode;
/**
* Returns the number of bytes required to encode the given string into UTF-8.
* Throws if the source string has invalid UTF-16 encoding.
*/
function encodedLength(s) {
var result = 0;
for (var i = 0; i < s.length; i++) {
var c = s.charCodeAt(i);
if (c < 0x80) {
result += 1;
}
else if (c < 0x800) {
result += 2;
}
else if (c < 0xd800) {
result += 3;
}
else if (c <= 0xdfff) {
if (i >= s.length - 1) {
throw new Error(INVALID_UTF16);
}
i++; // "eat" next character
result += 4;
}
else {
throw new Error(INVALID_UTF16);
}
}
return result;
}
__webpack_unused_export__ = encodedLength;
/**
* Decodes the given byte array from UTF-8 into a string.
* Throws if encoding is invalid.
*/
function decode(arr) {
var chars = [];
for (var i = 0; i < arr.length; i++) {
var b = arr[i];
if (b & 0x80) {
var min = void 0;
if (b < 0xe0) {
// Need 1 more byte.
if (i >= arr.length) {
throw new Error(INVALID_UTF8);
}
var n1 = arr[++i];
if ((n1 & 0xc0) !== 0x80) {
throw new Error(INVALID_UTF8);
}
b = (b & 0x1f) << 6 | (n1 & 0x3f);
min = 0x80;
}
else if (b < 0xf0) {
// Need 2 more bytes.
if (i >= arr.length - 1) {
throw new Error(INVALID_UTF8);
}
var n1 = arr[++i];
var n2 = arr[++i];
if ((n1 & 0xc0) !== 0x80 || (n2 & 0xc0) !== 0x80) {
throw new Error(INVALID_UTF8);
}
b = (b & 0x0f) << 12 | (n1 & 0x3f) << 6 | (n2 & 0x3f);
min = 0x800;
}
else if (b < 0xf8) {
// Need 3 more bytes.
if (i >= arr.length - 2) {
throw new Error(INVALID_UTF8);
}
var n1 = arr[++i];
var n2 = arr[++i];
var n3 = arr[++i];
if ((n1 & 0xc0) !== 0x80 || (n2 & 0xc0) !== 0x80 || (n3 & 0xc0) !== 0x80) {
throw new Error(INVALID_UTF8);
}
b = (b & 0x0f) << 18 | (n1 & 0x3f) << 12 | (n2 & 0x3f) << 6 | (n3 & 0x3f);
min = 0x10000;
}
else {
throw new Error(INVALID_UTF8);
}
if (b < min || (b >= 0xd800 && b <= 0xdfff)) {
throw new Error(INVALID_UTF8);
}
if (b >= 0x10000) {
// Surrogate pair.
if (b > 0x10ffff) {
throw new Error(INVALID_UTF8);
}
b -= 0x10000;
chars.push(String.fromCharCode(0xd800 | (b >> 10)));
b = 0xdc00 | (b & 0x3ff);
}
}
chars.push(String.fromCharCode(b));
}
return chars.join("");
}
exports.D4 = decode;
/***/ },
/***/ 721
(module, __unused_webpack_exports, __webpack_require__) {
// required so we don't have to do require('pusher').default etc.
module.exports = __webpack_require__(288)["default"];
/***/ },
/***/ 288
(__unused_webpack_module, __webpack_exports__, __webpack_require__) {
"use strict";
// EXPORTS
__webpack_require__.d(__webpack_exports__, {
"default": () => (/* binding */ pusher)
});
;// ./src/core/base64.ts
function encode(s) {
return btoa(utob(s));
}
var fromCharCode = String.fromCharCode;
var b64chars = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/';
var b64tab = {};
for (var i = 0, l = b64chars.length; i < l; i++) {
b64tab[b64chars.charAt(i)] = i;
}
var cb_utob = function (c) {
var cc = c.charCodeAt(0);
return cc < 0x80
? c
: cc < 0x800
? fromCharCode(0xc0 | (cc >>> 6)) + fromCharCode(0x80 | (cc & 0x3f))
: fromCharCode(0xe0 | ((cc >>> 12) & 0x0f)) +
fromCharCode(0x80 | ((cc >>> 6) & 0x3f)) +
fromCharCode(0x80 | (cc & 0x3f));
};
var utob = function (u) {
return u.replace(/[^\x00-\x7F]/g, cb_utob);
};
var cb_encode = function (ccc) {
var padlen = [0, 2, 1][ccc.length % 3];
var ord = (ccc.charCodeAt(0) << 16) |
((ccc.length > 1 ? ccc.charCodeAt(1) : 0) << 8) |
(ccc.length > 2 ? ccc.charCodeAt(2) : 0);
var chars = [
b64chars.charAt(ord >>> 18),
b64chars.charAt((ord >>> 12) & 63),
padlen >= 2 ? '=' : b64chars.charAt((ord >>> 6) & 63),
padlen >= 1 ? '=' : b64chars.charAt(ord & 63),
];
return chars.join('');
};
var btoa = self.btoa ||
function (b) {
return b.replace(/[\s\S]{1,3}/g, cb_encode);
};
;// ./src/core/utils/timers/abstract_timer.ts
class Timer {
constructor(set, clear, delay, callback) {
this.clear = clear;
this.timer = set(() => {
if (this.timer) {
this.timer = callback(this.timer);
}
}, delay);
}
isRunning() {
return this.timer !== null;
}
ensureAborted() {
if (this.timer) {
this.clear(this.timer);
this.timer = null;
}
}
}
/* harmony default export */ const abstract_timer = (Timer);
;// ./src/core/utils/timers/index.ts
function timers_clearTimeout(timer) {
self.clearTimeout(timer);
}
function timers_clearInterval(timer) {
self.clearInterval(timer);
}
class OneOffTimer extends abstract_timer {
constructor(delay, callback) {
super(setTimeout, timers_clearTimeout, delay, function (timer) {
callback();
return null;
});
}
}
class PeriodicTimer extends abstract_timer {
constructor(delay, callback) {
super(setInterval, timers_clearInterval, delay, function (timer) {
callback();
return timer;
});
}
}
;// ./src/core/util.ts
var Util = {
now() {
if (Date.now) {
return Date.now();
}
else {
return new Date().valueOf();
}
},
defer(callback) {
return new OneOffTimer(0, callback);
},
method(name, ...args) {
var boundArguments = Array.prototype.slice.call(arguments, 1);
return function (object) {
return object[name].apply(object, boundArguments.concat(arguments));
};
},
};
/* harmony default export */ const util = (Util);
;// ./src/core/utils/collections.ts
function extend(target, ...sources) {
for (var i = 0; i < sources.length; i++) {
var extensions = sources[i];
for (var property in extensions) {
if (extensions[property] &&
extensions[property].constructor &&
extensions[property].constructor === Object) {
target[property] = extend(target[property] || {}, extensions[property]);
}
else {
target[property] = extensions[property];
}
}
}
return target;
}
function stringify() {
var m = ['Pusher'];
for (var i = 0; i < arguments.length; i++) {
if (typeof arguments[i] === 'string') {
m.push(arguments[i]);
}
else {
m.push(safeJSONStringify(arguments[i]));
}
}
return m.join(' : ');
}
function arrayIndexOf(array, item) {
var nativeIndexOf = Array.prototype.indexOf;
if (array === null) {
return -1;
}
if (nativeIndexOf && array.indexOf === nativeIndexOf) {
return array.indexOf(item);
}
for (var i = 0, l = array.length; i < l; i++) {
if (array[i] === item) {
return i;
}
}
return -1;
}
function objectApply(object, f) {
for (var key in object) {
if (Object.prototype.hasOwnProperty.call(object, key)) {
f(object[key], key, object);
}
}
}
function keys(object) {
var keys = [];
objectApply(object, function (_, key) {
keys.push(key);
});
return keys;
}
function values(object) {
var values = [];
objectApply(object, function (value) {
values.push(value);
});
return values;
}
function apply(array, f, context) {
for (var i = 0; i < array.length; i++) {
f.call(context || self, array[i], i, array);
}
}
function map(array, f) {
var result = [];
for (var i = 0; i < array.length; i++) {
result.push(f(array[i], i, array, result));
}
return result;
}
function mapObject(object, f) {
var result = {};
objectApply(object, function (value, key) {
result[key] = f(value);
});
return result;
}
function filter(array, test) {
test =
test ||
function (value) {
return !!value;
};
var result = [];
for (var i = 0; i < array.length; i++) {
if (test(array[i], i, array, result)) {
result.push(array[i]);
}
}
return result;
}
function filterObject(object, test) {
var result = {};
objectApply(object, function (value, key) {
if ((test && test(value, key, object, result)) || Boolean(value)) {
result[key] = value;
}
});
return result;
}
function flatten(object) {
var result = [];
objectApply(object, function (value, key) {
result.push([key, value]);
});
return result;
}
function any(array, test) {
for (var i = 0; i < array.length; i++) {
if (test(array[i], i, array)) {
return true;
}
}
return false;
}
function collections_all(array, test) {
for (var i = 0; i < array.length; i++) {
if (!test(array[i], i, array)) {
return false;
}
}
return true;
}
function encodeParamsObject(data) {
return mapObject(data, function (value) {
if (typeof value === 'object') {
value = safeJSONStringify(value);
}
return encodeURIComponent(encode(value.toString()));
});
}
function buildQueryString(data) {
var params = filterObject(data, function (value) {
return value !== undefined;
});
var query = map(flatten(encodeParamsObject(params)), util.method('join', '=')).join('&');
return query;
}
function decycleObject(object) {
var objects = [], paths = [];
return (function derez(value, path) {
var i, name, nu;
switch (typeof value) {
case 'object':
if (!value) {
return null;
}
for (i = 0; i < objects.length; i += 1) {
if (objects[i] === value) {
return { $ref: paths[i] };
}
}
objects.push(value);
paths.push(path);
if (Object.prototype.toString.apply(value) === '[object Array]') {
nu = [];
for (i = 0; i < value.length; i += 1) {
nu[i] = derez(value[i], path + '[' + i + ']');
}
}
else {
nu = {};
for (name in value) {
if (Object.prototype.hasOwnProperty.call(value, name)) {
nu[name] = derez(value[name], path + '[' + JSON.stringify(name) + ']');
}
}
}
return nu;
case 'number':
case 'string':
case 'boolean':
return value;
}
})(object, '$');
}
function safeJSONStringify(source) {
try {
return JSON.stringify(source);
}
catch (e) {
return JSON.stringify(decycleObject(source));
}
}
;// ./src/core/defaults.ts
var Defaults = {
VERSION: "8.5.0",
PROTOCOL: 7,
wsPort: 80,
wssPort: 443,
wsPath: '',
httpHost: 'sockjs.pusher.com',
httpPort: 80,
httpsPort: 443,
httpPath: '/pusher',
stats_host: 'stats.pusher.com',
authEndpoint: '/pusher/auth',
authTransport: 'ajax',
activityTimeout: 120000,
pongTimeout: 30000,
unavailableTimeout: 10000,
userAuthentication: {
endpoint: '/pusher/user-auth',
transport: 'ajax',
},
channelAuthorization: {
endpoint: '/pusher/auth',
transport: 'ajax',
},
cdn_http: "http://js.pusher.com",
cdn_https: "https://js.pusher.com",
dependency_suffix: "",
};
/* harmony default export */ const defaults = (Defaults);
;// ./src/core/transports/url_schemes.ts
function getGenericURL(baseScheme, params, path) {
var scheme = baseScheme + (params.useTLS ? 's' : '');
var host = params.useTLS ? params.hostTLS : params.hostNonTLS;
return scheme + '://' + host + path;
}
function getGenericPath(key, queryString) {
var path = '/app/' + key;
var query = '?protocol=' +
defaults.PROTOCOL +
'&client=js' +
'&version=' +
defaults.VERSION +
(queryString ? '&' + queryString : '');
return path + query;
}
var ws = {
getInitial: function (key, params) {
var path = (params.httpPath || '') + getGenericPath(key, 'flash=false');
return getGenericURL('ws', params, path);
},
};
var http = {
getInitial: function (key, params) {
var path = (params.httpPath || '/pusher') + getGenericPath(key);
return getGenericURL('http', params, path);
},
};
var sockjs = {
getInitial: function (key, params) {
return getGenericURL('http', params, params.httpPath || '/pusher');
},
getPath: function (key, params) {
return getGenericPath(key);
},
};
;// ./src/core/events/callback_registry.ts
class CallbackRegistry {
constructor() {
this._callbacks = {};
}
get(name) {
return this._callbacks[prefix(name)];
}
add(name, callback, context) {
var prefixedEventName = prefix(name);
this._callbacks[prefixedEventName] =
this._callbacks[prefixedEventName] || [];
this._callbacks[prefixedEventName].push({
fn: callback,
context: context,
});
}
remove(name, callback, context) {
if (!name && !callback && !context) {
this._callbacks = {};
return;
}
var names = name ? [prefix(name)] : keys(this._callbacks);
if (callback || context) {
this.removeCallback(names, callback, context);
}
else {
this.removeAllCallbacks(names);
}
}
removeCallback(names, callback, context) {
apply(names, function (name) {
this._callbacks[name] = filter(this._callbacks[name] || [], function (binding) {
return ((callback && callback !== binding.fn) ||
(context && context !== binding.context));
});
if (this._callbacks[name].length === 0) {
delete this._callbacks[name];
}
}, this);
}
removeAllCallbacks(names) {
apply(names, function (name) {
delete this._callbacks[name];
}, this);
}
}
function prefix(name) {
return '_' + name;
}
;// ./src/core/events/dispatcher.ts
class Dispatcher {
constructor(failThrough) {
this.callbacks = new CallbackRegistry();
this.global_callbacks = [];
this.failThrough = failThrough;
}
bind(eventName, callback, context) {
this.callbacks.add(eventName, callback, context);
return this;
}
bind_global(callback) {
this.global_callbacks.push(callback);
return this;
}
unbind(eventName, callback, context) {
this.callbacks.remove(eventName, callback, context);
return this;
}
unbind_global(callback) {
if (!callback) {
this.global_callbacks = [];
return this;
}
this.global_callbacks = filter(this.global_callbacks || [], (c) => c !== callback);
return this;
}
unbind_all() {
this.unbind();
this.unbind_global();
return this;
}
emit(eventName, data, metadata) {
for (var i = 0; i < this.global_callbacks.length; i++) {
this.global_callbacks[i](eventName, data);
}
var callbacks = this.callbacks.get(eventName);
var args = [];
if (metadata) {
args.push(data, metadata);
}
else if (data) {
args.push(data);
}
if (callbacks && callbacks.length > 0) {
for (var i = 0; i < callbacks.length; i++) {
callbacks[i].fn.apply(callbacks[i].context || self, args);
}
}
else if (this.failThrough) {
this.failThrough(eventName, data);
}
return this;
}
}
;// ./src/core/logger.ts
class Logger {
constructor() {
this.globalLog = (message) => {
if (self.console && self.console.log) {
self.console.log(message);
}
};
}
debug(...args) {
this.log(this.globalLog, args);
}
warn(...args) {
this.log(this.globalLogWarn, args);
}
error(...args) {
this.log(this.globalLogError, args);
}
globalLogWarn(message) {
if (self.console && self.console.warn) {
self.console.warn(message);
}
else {
this.globalLog(message);
}
}
globalLogError(message) {
if (self.console && self.console.error) {
self.console.error(message);
}
else {
this.globalLogWarn(message);
}
}
log(defaultLoggingFunction, ...args) {
var message = stringify.apply(this, arguments);
if (pusher.log) {
pusher.log(message);
}
else if (pusher.logToConsole) {
const log = defaultLoggingFunction.bind(this);
log(message);
}
}
}
/* harmony default export */ const logger = (new Logger());
;// ./src/core/transports/transport_connection.ts
class TransportConnection extends Dispatcher {
constructor(hooks, name, priority, key, options) {
super();
this.initialize = worker_runtime.transportConnectionInitializer;
this.hooks = hooks;
this.name = name;
this.priority = priority;
this.key = key;
this.options = options;
this.state = 'new';
this.timeline = options.timeline;
this.activityTimeout = options.activityTimeout;
this.id = this.timeline.generateUniqueID();
}
handlesActivityChecks() {
return Boolean(this.hooks.handlesActivityChecks);
}
supportsPing() {
return Boolean(this.hooks.supportsPing);
}
connect() {
if (this.socket || this.state !== 'initialized') {
return false;
}
var url = this.hooks.urls.getInitial(this.key, this.options);
try {
this.socket = this.hooks.getSocket(url, this.options);
}
catch (e) {
util.defer(() => {
this.onError(e);
this.changeState('closed');
});
return false;
}
this.bindListeners();
logger.debug('Connecting', { transport: this.name, url });
this.changeState('connecting');
return true;
}
close() {
if (this.socket) {
this.socket.close();
return true;
}
else {
return false;
}
}
send(data) {
if (this.state === 'open') {
util.defer(() => {
if (this.socket) {
this.socket.send(data);
}
});
return true;
}
else {
return false;
}
}
ping() {
if (this.state === 'open' && this.supportsPing()) {
this.socket.ping();
}
}
onOpen() {
if (this.hooks.beforeOpen) {
this.hooks.beforeOpen(this.socket, this.hooks.urls.getPath(this.key, this.options));
}
this.changeState('open');
this.socket.onopen = undefined;
}
onError(error) {
this.emit('error', { type: 'WebSocketError', error: error });
this.timeline.error(this.buildTimelineMessage({ error: error.toString() }));
}
onClose(closeEvent) {
if (closeEvent) {
this.changeState('closed', {
code: closeEvent.code,
reason: closeEvent.reason,
wasClean: closeEvent.wasClean,
});
}
else {
this.changeState('closed');
}
this.unbindListeners();
this.socket = undefined;
}
onMessage(message) {
this.emit('message', message);
}
onActivity() {
this.emit('activity');
}
bindListeners() {
this.socket.onopen = () => {
this.onOpen();
};
this.socket.onerror = (error) => {
this.onError(error);
};
this.socket.onclose = (closeEvent) => {
this.onClose(closeEvent);
};
this.socket.onmessage = (message) => {
this.onMessage(message);
};
if (this.supportsPing()) {
this.socket.onactivity = () => {
this.onActivity();
};
}
}
unbindListeners() {
if (this.socket) {
this.socket.onopen = undefined;
this.socket.onerror = undefined;
this.socket.onclose = undefined;
this.socket.onmessage = undefined;
if (this.supportsPing()) {
this.socket.onactivity = undefined;
}
}
}
changeState(state, params) {
this.state = state;
this.timeline.info(this.buildTimelineMessage({
state: state,
params: params,
}));
this.emit(state, params);
}
buildTimelineMessage(message) {
return extend({ cid: this.id }, message);
}
}
;// ./src/core/transports/transport.ts
class Transport {
constructor(hooks) {
this.hooks = hooks;
}
isSupported(environment) {
return this.hooks.isSupported(environment);
}
createConnection(name, priority, key, options) {
return new TransportConnection(this.hooks, name, priority, key, options);
}
}
;// ./src/runtimes/isomorphic/transports/transports.ts
var WSTransport = new Transport({
urls: ws,
handlesActivityChecks: false,
supportsPing: false,
isInitialized: function () {
return Boolean(worker_runtime.getWebSocketAPI());
},
isSupported: function () {
return Boolean(worker_runtime.getWebSocketAPI());
},
getSocket: function (url) {
return worker_runtime.createWebSocket(url);
},
});
var httpConfiguration = {
urls: http,
handlesActivityChecks: false,
supportsPing: true,
isInitialized: function () {
return true;
},
};
var streamingConfiguration = extend({
getSocket: function (url) {
return worker_runtime.HTTPFactory.createStreamingSocket(url);
},
}, httpConfiguration);
var pollingConfiguration = extend({
getSocket: function (url) {
return worker_runtime.HTTPFactory.createPollingSocket(url);
},
}, httpConfiguration);
var xhrConfiguration = {
isSupported: function () {
return worker_runtime.isXHRSupported();
},
};
var XHRStreamingTransport = new Transport((extend({}, streamingConfiguration, xhrConfiguration)));
var XHRPollingTransport = new Transport((extend({}, pollingConfiguration, xhrConfiguration)));
var Transports = {
ws: WSTransport,
xhr_streaming: XHRStreamingTransport,
xhr_polling: XHRPollingTransport,
};
/* harmony default export */ const transports = (Transports);
;// ./src/core/transports/assistant_to_the_transport_manager.ts
class AssistantToTheTransportManager {
constructor(manager, transport, options) {
this.manager = manager;
this.transport = transport;
this.minPingDelay = options.minPingDelay;
this.maxPingDelay = options.maxPingDelay;
this.pingDelay = undefined;
}
createConnection(name, priority, key, options) {
options = extend({}, options, {
activityTimeout: this.pingDelay,
});
var connection = this.transport.createConnection(name, priority, key, options);
var openTimestamp = null;
var onOpen = function () {
connection.unbind('open', onOpen);
connection.bind('closed', onClosed);
openTimestamp = util.now();
};
var onClosed = (closeEvent) => {
connection.unbind('closed', onClosed);
if (closeEvent.code === 1002 || closeEvent.code === 1003) {
this.manager.reportDeath();
}
else if (!closeEvent.wasClean && openTimestamp) {
var lifespan = util.now() - openTimestamp;
if (lifespan < 2 * this.maxPingDelay) {
this.manager.reportDeath();
this.pingDelay = Math.max(lifespan / 2, this.minPingDelay);
}
}
};
connection.bind('open', onOpen);
return connection;
}
isSupported(environment) {
return this.manager.isAlive() && this.transport.isSupported(environment);
}
}
;// ./src/core/connection/protocol/protocol.ts
const Protocol = {
decodeMessage: function (messageEvent) {
try {
var messageData = JSON.parse(messageEvent.data);
var pusherEventData = messageData.data;
if (typeof pusherEventData === 'string') {
try {
pusherEventData = JSON.parse(messageData.data);
}
catch (e) { }
}
var pusherEvent = {
event: messageData.event,
channel: messageData.channel,
data: pusherEventData,
};
if (messageData.user_id) {
pusherEvent.user_id = messageData.user_id;
}
return pusherEvent;
}
catch (e) {
throw { type: 'MessageParseError', error: e, data: messageEvent.data };
}
},
encodeMessage: function (event) {
return JSON.stringify(event);
},
processHandshake: function (messageEvent) {
var message = Protocol.decodeMessage(messageEvent);
if (message.event === 'pusher:connection_established') {
if (!message.data.activity_timeout) {
throw 'No activity timeout specified in handshake';
}
return {
action: 'connected',
id: message.data.socket_id,
activityTimeout: message.data.activity_timeout * 1000,
};
}
else if (message.event === 'pusher:error') {
return {
action: this.getCloseAction(message.data),
error: this.getCloseError(message.data),
};
}
else {
throw 'Invalid handshake';
}
},
getCloseAction: function (closeEvent) {
if (closeEvent.code < 4000) {
if (closeEvent.code >= 1002 && closeEvent.code <= 1004) {
return 'backoff';
}
else {
return null;
}
}
else if (closeEvent.code === 4000) {
return 'tls_only';
}
else if (closeEvent.code < 4100) {
return 'refused';
}
else if (closeEvent.code < 4200) {
return 'backoff';
}
else if (closeEvent.code < 4300) {
return 'retry';
}
else {
return 'refused';
}
},
getCloseError: function (closeEvent) {
if (closeEvent.code !== 1000 && closeEvent.code !== 1001) {
return {
type: 'PusherError',
data: {
code: closeEvent.code,
message: closeEvent.reason || closeEvent.message,
},
};
}
else {
return null;
}
},
};
/* harmony default export */ const protocol = (Protocol);
;// ./src/core/connection/connection.ts
class Connection extends Dispatcher {
constructor(id, transport) {
super();
this.id = id;
this.transport = transport;
this.activityTimeout = transport.activityTimeout;
this.bindListeners();
}
handlesActivityChecks() {
return this.transport.handlesActivityChecks();
}
send(data) {
return this.transport.send(data);
}
send_event(name, data, channel) {
var event = { event: name, data: data };
if (channel) {
event.channel = channel;
}
logger.debug('Event sent', event);
return this.send(protocol.encodeMessage(event));
}
ping() {
if (this.transport.supportsPing()) {
this.transport.ping();
}
else {
this.send_event('pusher:ping', {});
}
}
close() {
this.transport.close();
}
bindListeners() {
var listeners = {
message: (messageEvent) => {
var pusherEvent;
try {
pusherEvent = protocol.decodeMessage(messageEvent);
}
catch (e) {
this.emit('error', {
type: 'MessageParseError',
error: e,
data: messageEvent.data,
});
}
if (pusherEvent !== undefined) {
logger.debug('Event recd', pusherEvent);
switch (pusherEvent.event) {
case 'pusher:error':
this.emit('error', {
type: 'PusherError',
data: pusherEvent.data,
});
break;
case 'pusher:ping':
this.emit('ping');
break;
case 'pusher:pong':
this.emit('pong');
break;
}
this.emit('message', pusherEvent);
}
},
activity: () => {
this.emit('activity');
},
error: (error) => {
this.emit('error', error);
},
closed: (closeEvent) => {
unbindListeners();
if (closeEvent && closeEvent.code) {
this.handleCloseEvent(closeEvent);
}
this.transport = null;
this.emit('closed');
},
};
var unbindListeners = () => {
objectApply(listeners, (listener, event) => {
this.transport.unbind(event, listener);
});
};
objectApply(listeners, (listener, event) => {
this.transport.bind(event, listener);
});
}
handleCloseEvent(closeEvent) {
var action = protocol.getCloseAction(closeEvent);
var error = protocol.getCloseError(closeEvent);
if (error) {
this.emit('error', error);
}
if (action) {
this.emit(action, { action: action, error: error });
}
}
}
;// ./src/core/connection/handshake/index.ts
class Handshake {
constructor(transport, callback) {
this.transport = transport;
this.callback = callback;
this.bindListeners();
}
close() {
this.unbindListeners();
this.transport.close();
}
bindListeners() {
this.onMessage = (m) => {
this.unbindListeners();
var result;
try {
result = protocol.processHandshake(m);
}
catch (e) {
this.finish('error', { error: e });
this.transport.close();
return;
}
if (result.action === 'connected') {
this.finish('connected', {
connection: new Connection(result.id, this.transport),
activityTimeout: result.activityTimeout,
});
}
else {
this.finish(result.action, { error: result.error });
this.transport.close();
}
};
this.onClosed = (closeEvent) => {
this.unbindListeners();
var action = protocol.getCloseAction(closeEvent) || 'backoff';
var error = protocol.getCloseError(closeEvent);
this.finish(action, { error: error });
};
this.transport.bind('message', this.onMessage);
this.transport.bind('closed', this.onClosed);
}
unbindListeners() {
this.transport.unbind('message', this.onMessage);
this.transport.unbind('closed', this.onClosed);
}
finish(action, params) {
this.callback(extend({ transport: this.transport, action: action }, params));
}
}
;// ./src/core/timeline/timeline_sender.ts
class TimelineSender {
constructor(timeline, options) {
this.timeline = timeline;
this.options = options || {};
}
send(useTLS, callback) {
if (this.timeline.isEmpty()) {
return;
}
this.timeline.send(worker_runtime.TimelineTransport.getAgent(this, useTLS), callback);
}
}
;// ./src/core/errors.ts
class BadEventName extends Error {
constructor(msg) {
super(msg);
Object.setPrototypeOf(this, new.target.prototype);
}
}
class BadChannelName extends Error {
constructor(msg) {
super(msg);
Object.setPrototypeOf(this, new.target.prototype);
}
}
class RequestTimedOut extends Error {
constructor(msg) {
super(msg);
Object.setPrototypeOf(this, new.target.prototype);
}
}
class TransportPriorityTooLow extends Error {
constructor(msg) {
super(msg);
Object.setPrototypeOf(this, new.target.prototype);
}
}
class TransportClosed extends Error {
constructor(msg) {
super(msg);
Object.setPrototypeOf(this, new.target.prototype);
}
}
class UnsupportedFeature extends Error {
constructor(msg) {
super(msg);
Object.setPrototypeOf(this, new.target.prototype);
}
}
class UnsupportedTransport extends Error {
constructor(msg) {
super(msg);
Object.setPrototypeOf(this, new.target.prototype);
}
}
class UnsupportedStrategy extends Error {
constructor(msg) {
super(msg);
Object.setPrototypeOf(this, new.target.prototype);
}
}
class HTTPAuthError extends Error {
constructor(status, msg) {
super(msg);
this.status = status;
Object.setPrototypeOf(this, new.target.prototype);
}
}
;// ./src/core/utils/url_store.ts
const urlStore = {
baseUrl: 'https://pusher.com',
urls: {
authenticationEndpoint: {
path: '/docs/channels/server_api/authenticating_users',
},
authorizationEndpoint: {
path: '/docs/channels/server_api/authorizing-users/',
},
javascriptQuickStart: {
path: '/docs/javascript_quick_start',
},
triggeringClientEvents: {
path: '/docs/client_api_guide/client_events#trigger-events',
},
encryptedChannelSupport: {
fullUrl: 'https://github.com/pusher/pusher-js/tree/cc491015371a4bde5743d1c87a0fbac0feb53195#encrypted-channel-support',
},
},
};
const buildLogSuffix = function (key) {
const urlPrefix = 'See:';
const urlObj = urlStore.urls[key];
if (!urlObj)
return '';
let url;
if (urlObj.fullUrl) {
url = urlObj.fullUrl;
}
else if (urlObj.path) {
url = urlStore.baseUrl + urlObj.path;
}
if (!url)
return '';
return `${urlPrefix} ${url}`;
};
/* harmony default export */ const url_store = ({ buildLogSuffix });
;// ./src/core/channels/channel.ts
class Channel extends Dispatcher {
constructor(name, pusher) {
super(function (event, data) {
logger.debug('No callbacks on ' + name + ' for ' + event);
});
this.name = name;