@cutls/megalodon
Version:
Mastodon, Pleroma, Misskey API client for node.js and browser
312 lines (311 loc) • 11.3 kB
JavaScript
"use strict";
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 (Object.prototype.hasOwnProperty.call(b, p)) d[p] = b[p]; };
return extendStatics(d, b);
};
return function (d, b) {
if (typeof b !== "function" && b !== null)
throw new TypeError("Class extends value " + String(b) + " is not a constructor or null");
extendStatics(d, b);
function __() { this.constructor = d; }
d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
};
})();
var __importDefault = (this && this.__importDefault) || function (mod) {
return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.Parser = void 0;
var isomorphic_ws_1 = __importDefault(require("isomorphic-ws"));
var events_1 = require("events");
var api_client_1 = __importDefault(require("./api_client"));
var default_1 = require("../default");
var WebSocket = (function (_super) {
__extends(WebSocket, _super);
function WebSocket(url, channel, accessToken, listId, userAgent) {
var _this = _super.call(this) || this;
_this.listId = null;
_this._client = null;
_this.url = url;
_this.parser = new Parser();
_this.channel = channel;
_this.headers = {
'User-Agent': userAgent
};
if (listId === undefined) {
_this.listId = null;
}
else {
_this.listId = listId;
}
_this._accessToken = accessToken;
_this._reconnectInterval = 10000;
_this._reconnectMaxAttempts = Infinity;
_this._reconnectCurrentAttempts = 0;
_this._connectionClosed = false;
_this._channelID = 'user';
return _this;
}
WebSocket.prototype.start = function () {
this._connectionClosed = false;
this._resetRetryParams();
this._startWebSocketConnection();
};
WebSocket.prototype.baseUrlToHost = function (baseUrl) {
return baseUrl.replace('https://', '').replace('wss://', '');
};
WebSocket.prototype._startWebSocketConnection = function () {
this._resetConnection();
this._setupParser();
this._client = this._connect();
this._bindSocket(this._client);
};
WebSocket.prototype.stop = function () {
this._connectionClosed = true;
this._resetConnection();
this._resetRetryParams();
};
WebSocket.prototype.subscribe = function (channelID, stream, add) {
var _a;
(_a = this._client) === null || _a === void 0 ? void 0 : _a.send(JSON.stringify({ type: 'connect', body: { channel: stream, id: channelID, params: add } }));
};
WebSocket.prototype._resetConnection = function () {
if (this._client) {
this._client.close(1000);
this._clearBinding();
this._client = null;
}
if (this.parser) {
this.parser.removeAllListeners();
}
};
WebSocket.prototype._resetRetryParams = function () {
this._reconnectCurrentAttempts = 0;
};
WebSocket.prototype._connect = function () {
var requestURL = "".concat(this.url, "?i=").concat(this._accessToken);
if ((0, default_1.isBrowser)()) {
var cli = new isomorphic_ws_1.default(requestURL);
return cli;
}
else {
var options = {
headers: this.headers
};
var cli = new isomorphic_ws_1.default(requestURL, options);
return cli;
}
};
WebSocket.prototype._channel = function () {
if (!this._client) {
return;
}
switch (this.channel) {
case 'conversation':
this._client.send(JSON.stringify({
type: 'connect',
body: {
channel: 'main',
id: this._channelID
}
}));
break;
case 'user':
this._client.send(JSON.stringify({
type: 'connect',
body: {
channel: 'main',
id: this._channelID
}
}));
this._client.send(JSON.stringify({
type: 'connect',
body: {
channel: 'homeTimeline',
id: this._channelID
}
}));
break;
case 'list':
this._client.send(JSON.stringify({
type: 'connect',
body: {
channel: 'userList',
id: this._channelID,
params: {
listId: this.listId
}
}
}));
break;
default:
this._client.send(JSON.stringify({
type: 'connect',
body: {
channel: this.channel,
id: this._channelID
}
}));
break;
}
};
WebSocket.prototype._reconnect = function () {
var _this = this;
setTimeout(function () {
if (_this._client && _this._client.readyState === isomorphic_ws_1.default.CONNECTING) {
return;
}
if (_this._reconnectCurrentAttempts < _this._reconnectMaxAttempts) {
_this._reconnectCurrentAttempts++;
_this._clearBinding();
if (_this._client) {
if ((0, default_1.isBrowser)()) {
_this._client.close();
}
else {
_this._client.terminate();
}
}
console.log('Reconnecting');
_this._client = _this._connect();
_this._bindSocket(_this._client);
}
}, this._reconnectInterval);
};
WebSocket.prototype._clearBinding = function () {
if (this._client && !(0, default_1.isBrowser)()) {
this._client.removeAllListeners('close');
this._client.removeAllListeners('pong');
this._client.removeAllListeners('open');
this._client.removeAllListeners('message');
this._client.removeAllListeners('error');
}
};
WebSocket.prototype._bindSocket = function (client) {
var _this = this;
client.onclose = function (_a) {
var code = _a.code;
if (code === 1000) {
_this.emit('close', {});
}
else {
console.log("Closed connection with ".concat(code));
if (!_this._connectionClosed) {
_this._reconnect();
}
}
};
client.onopen = function (_event) {
_this.emit('connect', {});
_this._channel();
if (!(0, default_1.isBrowser)()) {
setTimeout(function () {
client.ping('');
}, 10000);
}
};
client.onmessage = function (event) {
_this.parser.parse(event.data, false, _this._channelID);
};
client.onerror = function (event) {
_this.emit('error', event.error);
};
};
WebSocket.prototype._setupParser = function () {
var _this = this;
this.parser.on('update', function (note, ch) {
var _a;
if (note.id)
(_a = _this._client) === null || _a === void 0 ? void 0 : _a.send(JSON.stringify({ type: 's', body: { id: note.id } }));
_this.emit('update', api_client_1.default.Converter.note(note, _this.baseUrlToHost(_this.url)), ch);
});
this.parser.on('notification', function (notification, ch) {
_this.emit('notification', api_client_1.default.Converter.notification(notification, _this.baseUrlToHost(_this.url)), ch);
});
this.parser.on('conversation', function (note, ch) {
_this.emit('conversation', api_client_1.default.Converter.noteToConversation(note, _this.baseUrlToHost(_this.url)), ch);
});
this.parser.on('delete', function (noteId, ch) {
_this.emit('delete', noteId, ch);
});
this.parser.on('error', function (err) {
_this.emit('parser-error', err);
});
};
return WebSocket;
}(events_1.EventEmitter));
exports.default = WebSocket;
var Parser = (function (_super) {
__extends(Parser, _super);
function Parser() {
return _super !== null && _super.apply(this, arguments) || this;
}
Parser.prototype.parse = function (data, isBinary, _channelID) {
var message = isBinary ? data : data.toString();
if (typeof message !== 'string') {
this.emit('heartbeat', {});
return;
}
if (message === '') {
this.emit('heartbeat', {});
return;
}
var obj;
var body;
try {
obj = JSON.parse(message);
if (obj.type === 'noteUpdated') {
if (obj.body.type !== 'deleted')
return;
var noteId = obj.body.id;
this.emit('delete', noteId);
}
if (obj.type !== 'channel') {
return;
}
if (!obj.body) {
return;
}
body = obj.body;
}
catch (err) {
this.emit('error', new Error("Error parsing websocket reply: ".concat(message, ", error message: ").concat(err)));
return;
}
switch (body.type) {
case 'note':
this.emit('update', body.body, [body.id]);
break;
case 'notification':
this.emit('notification', body.body, [body.id]);
break;
case 'mention': {
var note = body.body;
if (note.visibility === 'specified') {
this.emit('conversation', note, [body.id]);
}
break;
}
case 'renote':
case 'followed':
case 'follow':
case 'unfollow':
case 'receiveFollowRequest':
case 'meUpdated':
case 'readAllNotifications':
case 'readAllUnreadSpecifiedNotes':
case 'readAllAntennas':
case 'readAllUnreadMentions':
case 'unreadNotification':
break;
default:
this.emit('error', new Error("Unknown event has received: ".concat(JSON.stringify(body))));
break;
}
};
return Parser;
}(events_1.EventEmitter));
exports.Parser = Parser;