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Merge pull request #4497 from tylershuster/http-api-eventsource

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http-api: changed eventsource tool
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matildepark 2021-02-25 20:29:08 -05:00 committed by GitHub
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13 changed files with 458 additions and 719 deletions
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1
pkg/npm/http-api/.gitignore vendored
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@ -0,0 +1 @@
example/*.js

17
pkg/npm/http-api/example/browser.js
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@ -1,17 +0,0 @@
/*
* ATTENTION: The "eval" devtool has been used (maybe by default in mode: "development").
* This devtool is not neither made for production nor for readable output files.
* It uses "eval()" calls to create a separate source file in the browser devtools.
* If you are trying to read the output file, select a different devtool (https://webpack.js.org/configuration/devtool/)
* or disable the default devtool with "devtool: false".
* If you are looking for production-ready output files, see mode: "production" (https://webpack.js.org/configuration/mode/).
*/
/******/ (() => { // webpackBootstrap
/*!********************************!*\
!*** ./src/example/browser.js ***!
\********************************/
/*! unknown exports (runtime-defined) */
/*! runtime requirements: */
eval("// import Urbit from '../../dist/browser';\n// window.Urbit = Urbit;\n\n//# sourceURL=webpack://@urbit/http-api/./src/example/browser.js?");
/******/ })()
;

17
pkg/npm/http-api/example/node.js
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@ -1,17 +0,0 @@
/*
* ATTENTION: The "eval" devtool has been used (maybe by default in mode: "development").
* This devtool is not neither made for production nor for readable output files.
* It uses "eval()" calls to create a separate source file in the browser devtools.
* If you are trying to read the output file, select a different devtool (https://webpack.js.org/configuration/devtool/)
* or disable the default devtool with "devtool: false".
* If you are looking for production-ready output files, see mode: "production" (https://webpack.js.org/configuration/mode/).
*/
/******/ (() => { // webpackBootstrap
/*!*****************************!*\
!*** ./src/example/node.js ***!
\*****************************/
/*! unknown exports (runtime-defined) */
/*! runtime requirements: */
eval("// import Urbit from '../../dist/index';\n// async function blastOff() {\n// const airlock = await Urbit.authenticate({\n// ship: 'zod',\n// url: 'localhost:8080',\n// code: 'lidlut-tabwed-pillex-ridrup',\n// verbose: true\n// });\n// airlock.subscribe('chat-view', '/primary');\n// }\n// blastOff();\n\n//# sourceURL=webpack://@urbit/http-api/./src/example/node.js?");
/******/ })()
;

2
pkg/npm/http-api/index.js
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@ -1,2 +0,0 @@
import Urbit from './dist';
export { Urbit as default, Urbit };

25
pkg/npm/http-api/package.json
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@ -8,20 +8,15 @@
"url": "ssh://git@github.com/urbit/urbit.git",
"directory": "pkg/npm/http-api"
},
"main": "dist/cjs/index.js",
"module": "dist/esm/index.js",
"browser": "dist/esm/index.js",
"types": "dist/esm/index.d.ts",
"main": "dist/index.js",
"types": "dist/index.d.ts",
"files": [
"dist",
"src"
],
"engines": {
"node": ">=13"
},
"scripts": {
"test": "echo \"Error: no test specified\" && exit 1",
"build": "npm run clean && webpack --config webpack.prod.js && tsc -p tsconfig.json && tsc -p tsconfig-cjs.json",
"build": "npm run clean && tsc -p tsconfig.json",
"clean": "rm -rf dist/*"
},
"peerDependencies": {},
@ -38,31 +33,29 @@
"@babel/plugin-proposal-object-rest-spread": "^7.12.1",
"@babel/plugin-proposal-optional-chaining": "^7.12.1",
"@babel/preset-typescript": "^7.12.1",
"@types/browser-or-node": "^1.2.0",
"@types/eventsource": "^1.1.5",
"@types/react": "^16.9.56",
"@typescript-eslint/eslint-plugin": "^4.7.0",
"@typescript-eslint/parser": "^4.7.0",
"@types/browser-or-node": "^1.2.0",
"babel-loader": "^8.2.1",
"clean-webpack-plugin": "^3.0.0",
"tslib": "^2.0.3",
"typescript": "^3.9.7",
"util": "^0.12.3",
"webpack": "^5.4.0",
"webpack-cli": "^3.3.12",
"webpack-dev-server": "^3.11.0"
},
"dependencies": {
"@babel/runtime": "^7.12.5",
"@microsoft/fetch-event-source": "^2.0.0",
"@urbit/api": "file:../api",
"browser-or-node": "^1.3.0",
"browserify-zlib": "^0.2.0",
"buffer": "^5.7.1",
"encoding": "^0.1.13",
"eventsource": "^1.0.7",
"buffer": "^6.0.3",
"node-fetch": "^2.6.1",
"stream-browserify": "^3.0.0",
"stream-http": "^3.1.1",
"util": "^0.12.3",
"xmlhttprequest": "^1.8.0",
"xmlhttprequest-ssl": "^1.6.0"
"stream-http": "^3.1.1"
}
}

372
pkg/npm/http-api/src/Urbit.ts Normal file
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import { isBrowser, isNode } from 'browser-or-node';
import { Action, Scry, Thread } from '@urbit/api';
import { fetchEventSource, EventSourceMessage } from '@microsoft/fetch-event-source';
import { AuthenticationInterface, SubscriptionInterface, CustomEventHandler, PokeInterface, SubscriptionRequestInterface, headers, UrbitInterface, SSEOptions, PokeHandlers } from './types';
import { uncamelize, hexString } from './utils';
/**
* A class for interacting with an urbit ship, given its URL and code
*/
export class Urbit implements UrbitInterface {
/**
* UID will be used for the channel: The current unix time plus a random hex string
*/
uid: string = `${Math.floor(Date.now() / 1000)}-${hexString(6)}`;
/**
* Last Event ID is an auto-updated index of which events have been sent over this channel
*/
lastEventId: number = 0;
lastAcknowledgedEventId: number = 0;
/**
* SSE Client is null for now; we don't want to start polling until it the channel exists
*/
sseClientInitialized: boolean = false;
/**
* Cookie gets set when we log in.
*/
cookie?: string | undefined;
/**
* A registry of requestId to successFunc/failureFunc
*
* These functions are registered during a +poke and are executed
* in the onServerEvent()/onServerError() callbacks. Only one of
* the functions will be called, and the outstanding poke will be
* removed after calling the success or failure function.
*/
outstandingPokes: Map<number, PokeHandlers> = new Map();
/**
* A registry of requestId to subscription functions.
*
* These functions are registered during a +subscribe and are
* executed in the onServerEvent()/onServerError() callbacks. The
* event function will be called whenever a new piece of data on this
* subscription is available, which may be 0, 1, or many times. The
* disconnect function may be called exactly once.
*/
outstandingSubscriptions: Map<number, SubscriptionInterface> = new Map();
/**
* Ship can be set, in which case we can do some magic stuff like send chats
*/
ship?: string | null;
/**
* If verbose, logs output eagerly.
*/
verbose?: boolean;
/** This is basic interpolation to get the channel URL of an instantiated Urbit connection. */
get channelUrl(): string {
return `${this.url}/~/channel/${this.uid}`;
}
get fetchOptions(): any {
const headers: headers = {
'Content-Type': 'application/json',
};
if (!isBrowser) {
headers.Cookie = this.cookie;
}
return {
credentials: 'include',
headers
};
}
/**
* Constructs a new Urbit connection.
*
* @param url The URL (with protocol and port) of the ship to be accessed
* @param code The access code for the ship at that address
*/
constructor(
public url: string,
public code: string
) {
return this;
}
/**
* All-in-one hook-me-up.
*
* Given a ship, url, and code, this returns an airlock connection
* that is ready to go. It `|hi`s itself to create the channel,
* then opens the channel via EventSource.
*
* @param AuthenticationInterface
*/
static async authenticate({ ship, url, code, verbose = false }: AuthenticationInterface) {
const airlock = new Urbit(`http://${url}`, code);
airlock.verbose = verbose;
airlock.ship = ship;
await airlock.connect();
await airlock.poke({ app: 'hood', mark: 'helm-hi', json: 'opening airlock' });
await airlock.eventSource();
return airlock;
}
/**
* Connects to the Urbit ship. Nothing can be done until this is called.
* That's why we roll it into this.authenticate
*/
async connect(): Promise<void> {
if (this.verbose) {
console.log(`password=${this.code} `, isBrowser ? "Connecting in browser context at " + `${this.url}/~/login` : "Connecting from node context");
}
return fetch(`${this.url}/~/login`, {
method: 'post',
body: `password=${this.code}`,
credentials: 'include',
}).then(response => {
if (this.verbose) {
console.log('Received authentication response', response);
}
const cookie = response.headers.get('set-cookie');
if (!this.ship) {
this.ship = new RegExp(/urbauth-~([\w-]+)/).exec(cookie)[1];
}
if (!isBrowser) {
this.cookie = cookie;
}
});
}
/**
* Initializes the SSE pipe for the appropriate channel.
*/
eventSource(): void{
if (!this.sseClientInitialized) {
const sseOptions: SSEOptions = {
headers: {}
};
if (isBrowser) {
sseOptions.withCredentials = true;
} else if (isNode) {
sseOptions.headers.Cookie = this.cookie;
}
fetchEventSource(this.channelUrl, {
// withCredentials: true,
onmessage: (event: EventSourceMessage) => {
if (this.verbose) {
console.log('Received SSE: ', event);
}
this.ack(Number(event.id));
if (event.data && JSON.parse(event.data)) {
const data: any = JSON.parse(event.data);
if (data.response === 'poke' && this.outstandingPokes.has(data.id)) {
const funcs = this.outstandingPokes.get(data.id);
if (data.hasOwnProperty('ok')) {
funcs.onSuccess();
} else if (data.hasOwnProperty('err')) {
funcs.onError(data.err);
} else {
console.error('Invalid poke response', data);
}
this.outstandingPokes.delete(data.id);
} else if (data.response === 'subscribe' ||
(data.response === 'poke' && this.outstandingSubscriptions.has(data.id))) {
const funcs = this.outstandingSubscriptions.get(data.id);
if (data.hasOwnProperty('err')) {
funcs.err(data.err);
this.outstandingSubscriptions.delete(data.id);
}
} else if (data.response === 'diff' && this.outstandingSubscriptions.has(data.id)) {
const funcs = this.outstandingSubscriptions.get(data.id);
funcs.event(data.json);
} else if (data.response === 'quit' && this.outstandingSubscriptions.has(data.id)) {
const funcs = this.outstandingSubscriptions.get(data.id);
funcs.quit(data);
this.outstandingSubscriptions.delete(data.id);
} else {
console.log('Unrecognized response', data);
}
}
},
onerror: (error) => {
console.error('pipe error', error);
}
});
this.sseClientInitialized = true;
}
return;
}
/**
* Autoincrements the next event ID for the appropriate channel.
*/
getEventId(): number {
this.lastEventId = Number(this.lastEventId) + 1;
return this.lastEventId;
}
/**
* Acknowledges an event.
*
* @param eventId The event to acknowledge.
*/
ack(eventId: number): Promise<void | number> {
return this.sendMessage('ack', { 'event-id': eventId });
}
/**
* This is a wrapper method that can be used to send any action with data.
*
* Every message sent has some common parameters, like method, headers, and data
* structure, so this method exists to prevent duplication.
*
* @param action The action to send
* @param data The data to send with the action
*
* @returns void | number If successful, returns the number of the message that was sent
*/
async sendMessage(action: Action, data?: object): Promise<void | number> {
const id = this.getEventId();
if (this.verbose) {
console.log(`Sending message ${id}:`, action, data,);
}
let response: Response | undefined;
try {
response = await fetch(this.channelUrl, {
...this.fetchOptions,
method: 'put',
body: JSON.stringify([{
id,
action,
...data,
}]),
});
} catch (error) {
console.error('message error', error);
response = undefined;
}
if (this.verbose) {
console.log(`Received from message ${id}: `, response);
}
return id;
}
/**
* Pokes a ship with data.
*
* @param app The app to poke
* @param mark The mark of the data being sent
* @param json The data to send
*/
poke<T>(params: PokeInterface<T>): Promise<void | number> {
const { app, mark, json, onSuccess, onError } = { onSuccess: () => {}, onError: () => {}, ...params };
return new Promise((resolve, reject) => {
this
.sendMessage('poke', { ship: this.ship, app, mark, json })
.then(pokeId => {
if (!pokeId) {
return reject('Poke failed');
}
if (!this.sseClientInitialized) resolve(pokeId); // A poke may occur before a listener has been opened
this.outstandingPokes.set(pokeId, {
onSuccess: () => {
onSuccess();
resolve(pokeId);
},
onError: (event) => {
onError(event);
reject(event.err);
}
});
}).catch(error => {
console.error(error);
});
});
}
/**
* Subscribes to a path on an app on a ship.
*
* @param app The app to subsribe to
* @param path The path to which to subscribe
* @param handlers Handlers to deal with various events of the subscription
*/
async subscribe(params: SubscriptionRequestInterface): Promise<void | number> {
const { app, path, err, event, quit } = { err: () => {}, event: () => {}, quit: () => {}, ...params };
const subscriptionId = await this.sendMessage('subscribe', { ship: this.ship, app, path });
if (!subscriptionId) return;
this.outstandingSubscriptions.set(subscriptionId, {
err, event, quit
});
return subscriptionId;
}
/**
* Unsubscribes to a given subscription.
*
* @param subscription
*/
unsubscribe(subscription: string): Promise<void | number> {
return this.sendMessage('unsubscribe', { subscription });
}
/**
* Deletes the connection to a channel.
*/
delete(): Promise<void | number> {
return this.sendMessage('delete');
}
/**
*
* @param app The app into which to scry
* @param path The path at which to scry
*/
async scry(params: Scry): Promise<void | any> {
const { app, path } = params;
const response = await fetch(`/~/scry/${app}${path}.json`, this.fetchOptions);
return await response.json();
}
/**
*
* @param inputMark The mark of the data being sent
* @param outputMark The mark of the data being returned
* @param threadName The thread to run
* @param body The data to send to the thread
*/
async thread<T>(params: Thread<T>): Promise<T> {
const { inputMark, outputMark, threadName, body } = params;
const res = await fetch(`/spider/${inputMark}/${threadName}/${outputMark}.json`, {
...this.fetchOptions,
method: 'POST',
body: JSON.stringify(body)
});
return res.json();
}
/**
* Utility function to connect to a ship that has its *.arvo.network domain configured.
*
* @param name Name of the ship e.g. zod
* @param code Code to log in
*/
static async onArvoNetwork(ship: string, code: string): Promise<Urbit> {
const url = `https://${ship}.arvo.network`;
return await Urbit.authenticate({ ship, url, code });
}
}
export default Urbit;

41
pkg/npm/http-api/src/app/base.ts
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@ -1,41 +0,0 @@
import Urbit from '..';
export interface UrbitAppInterface {
airlock: Urbit;
app: string;
}
export default class UrbitApp implements UrbitAppInterface {
airlock: Urbit;
get app(): string {
throw new Error('Access app property on base UrbitApp');
}
constructor(airlock: Urbit) {
this.airlock = airlock;
}
/**
* Getter that barfs if no ship has been passed
*/
get ship(): string {
if (!this.airlock.ship) {
throw new Error('No ship specified');
}
return this.airlock.ship;
}
/**
* Helper to allow any app to handle subscriptions.
*
* @param path Path on app to subscribe to
*/
subscribe(path: string) {
const ship = this.ship;
const app = this.app;
// @ts-ignore
return this.airlock.subscribe(app, path);
}
// TODO handle methods that don't exist
}

460
pkg/npm/http-api/src/index.ts
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@ -1,457 +1,3 @@
import { isBrowser, isNode } from 'browser-or-node';
import { Action, Thread } from '../../api';
import { AuthenticationInterface, SubscriptionInterface, CustomEventHandler, PokeInterface, SubscriptionRequestInterface, headers, UrbitInterface, SSEOptions, PokeHandlers } from './types';
import UrbitApp from './app/base';
import { uncamelize, hexString } from './utils';
/**
* A class for interacting with an urbit ship, given its URL and code
*/
export class Urbit implements UrbitInterface {
/**
* UID will be used for the channel: The current unix time plus a random hex string
*/
uid: string = `${Math.floor(Date.now() / 1000)}-${hexString(6)}`;
/**
* Last Event ID is an auto-updated index of which events have been sent over this channel
*/
lastEventId: number = 0;
lastAcknowledgedEventId: number = 0;
/**
* SSE Client is null for now; we don't want to start polling until it the channel exists
*/
sseClient: EventSource | null = null;
/**
* Cookie gets set when we log in.
*/
cookie?: string | undefined;
/**
* A registry of requestId to successFunc/failureFunc
*
* These functions are registered during a +poke and are executed
* in the onServerEvent()/onServerError() callbacks. Only one of
* the functions will be called, and the outstanding poke will be
* removed after calling the success or failure function.
*/
outstandingPokes: Map<number, PokeHandlers> = new Map();
/**
* A registry of requestId to subscription functions.
*
* These functions are registered during a +subscribe and are
* executed in the onServerEvent()/onServerError() callbacks. The
* event function will be called whenever a new piece of data on this
* subscription is available, which may be 0, 1, or many times. The
* disconnect function may be called exactly once.
*/
outstandingSubscriptions: Map<number, SubscriptionInterface> = new Map();
/**
* Ship can be set, in which case we can do some magic stuff like send chats
*/
ship?: string | null;
/**
* If verbose, logs output eagerly.
*/
verbose?: boolean;
/**
* All registered apps, keyed by name
*/
static apps: Map<string, typeof UrbitApp> = new Map();
/** This is basic interpolation to get the channel URL of an instantiated Urbit connection. */
get channelUrl(): string {
return `${this.url}/~/channel/${this.uid}`;
}
get fetchOptions(): any {
const headers: headers = {
'Content-Type': 'application/json',
};
if (!isBrowser) {
headers.Cookie = this.cookie;
}
return {
credentials: 'include',
headers
};
}
/**
* Constructs a new Urbit connection.
*
* @param url The URL (with protocol and port) of the ship to be accessed
* @param code The access code for the ship at that address
*/
constructor(
public url: string,
public code: string
) {
return this;
// We return a proxy so we can set dynamic properties like `Urbit.onChatHook`
// @ts-ignore
return new Proxy(this, {
get(target: Urbit, property: string) {
// First check if this is a regular property
if (property in target) {
return (target as any)[property];
}
// Then check if it's a registered app
const app = Urbit.apps.get(uncamelize(property));
if (app) {
return new app(target);
}
// Then check to see if we're trying to register an EventSource watcher
if (property.startsWith('on')) {
const on = uncamelize(property.replace('on', '')).toLowerCase();
return ((action: CustomEventHandler) => {
target.eventSource().addEventListener('message', (event: MessageEvent) => {
if (target.verbose) {
console.log(`Received SSE from ${on}: `, event);
}
if (event.data && JSON.parse(event.data)) {
const data: any = JSON.parse(event.data);
if (data.json.hasOwnProperty(on)) {
action(data.json[on], data.json.response);
}
}
});
});
}
return undefined;
}
})
}
/**
* All-in-one hook-me-up.
*
* Given a ship, url, and code, this returns an airlock connection
* that is ready to go. It `|hi`s itself to create the channel,
* then opens the channel via EventSource.
*
* @param AuthenticationInterface
*/
static async authenticate({ ship, url, code, verbose = false }: AuthenticationInterface) {
const airlock = new Urbit(`http://${url}`, code);
airlock.verbose = verbose;
airlock.ship = ship;
await airlock.connect();
await airlock.poke({ app: 'hood', mark: 'helm-hi', json: 'opening airlock' });
await airlock.eventSource();
return airlock;
}
/**
* Connects to the Urbit ship. Nothing can be done until this is called.
* That's why we roll it into this.authenticate
*/
async connect(): Promise<void> {
if (this.verbose) {
console.log(`password=${this.code} `, isBrowser ? "Connecting in browser context at " + `${this.url}/~/login` : "Connecting from node context");
}
return fetch(`${this.url}/~/login`, {
method: 'post',
body: `password=${this.code}`,
credentials: 'include',
}).then(response => {
if (this.verbose) {
console.log('Received authentication response', response);
}
const cookie = response.headers.get('set-cookie');
if (!this.ship) {
this.ship = new RegExp(/urbauth-~([\w-]+)/).exec(cookie)[1];
}
if (!isBrowser) {
this.cookie = cookie;
}
}).catch(error => {
console.log(XMLHttpRequest);
console.log('errored')
console.log(error);
});
}
/**
* Returns (and initializes, if necessary) the SSE pipe for the appropriate channel.
*/
eventSource(): EventSource {
if (!this.sseClient || this.sseClient.readyState === this.sseClient.CLOSED) {
const sseOptions: SSEOptions = {
headers: {}
};
if (isBrowser) {
sseOptions.withCredentials = true;
} else if (isNode) {
sseOptions.headers.Cookie = this.cookie;
}
this.sseClient = new EventSource(this.channelUrl, {
withCredentials: true
});
this.sseClient!.addEventListener('message', (event: MessageEvent) => {
if (this.verbose) {
console.log('Received SSE: ', event);
}
this.ack(Number(event.lastEventId));
if (event.data && JSON.parse(event.data)) {
const data: any = JSON.parse(event.data);
if (data.response === 'poke' && this.outstandingPokes.has(data.id)) {
const funcs = this.outstandingPokes.get(data.id);
if (data.hasOwnProperty('ok')) {
funcs.onSuccess();
} else if (data.hasOwnProperty('err')) {
funcs.onError(data.err);
} else {
console.error('Invalid poke response', data);
}
this.outstandingPokes.delete(data.id);
} else if (data.response === 'subscribe' ||
(data.response === 'poke' && this.outstandingSubscriptions.has(data.id))) {
const funcs = this.outstandingSubscriptions.get(data.id);
if (data.hasOwnProperty('err')) {
funcs.err(data.err);
this.outstandingSubscriptions.delete(data.id);
}
} else if (data.response === 'diff' && this.outstandingSubscriptions.has(data.id)) {
const funcs = this.outstandingSubscriptions.get(data.id);
funcs.event(data.json);
} else if (data.response === 'quit' && this.outstandingSubscriptions.has(data.id)) {
const funcs = this.outstandingSubscriptions.get(data.id);
funcs.quit(data);
this.outstandingSubscriptions.delete(data.id);
} else {
console.log('Unrecognized response', data);
}
// An incoming message, for example:
// {
// id: 10,
// json: {
// 'chat-update' : { // This is where we hook our "on" handlers like "onChatUpdate"
// message: {
// envelope: {
// author: 'zod',
// letter: {
// text: 'hi'
// },
// number: 10,
// uid: 'saludhafhsdf',
// when: 124459
// },
// path: '/~zod/mailbox'
// }
// }
// }
// }
}
});
this.sseClient!.addEventListener('error', function(event: Event) {
console.error('pipe error', event);
});
}
return this.sseClient;
}
addEventListener(callback: (data: any) => void) {
return this.eventSource().addEventListener('message', (event: MessageEvent) => {
if (event.data && JSON.parse(event.data)) {
callback(JSON.parse(event.data));
}
});
}
/**
* Autoincrements the next event ID for the appropriate channel.
*/
getEventId(): number {
this.lastEventId = Number(this.lastEventId) + 1;
return this.lastEventId;
}
/**
* Acknowledges an event.
*
* @param eventId The event to acknowledge.
*/
ack(eventId: number): Promise<void | number> {
return this.sendMessage('ack', { 'event-id': eventId });
}
/**
* This is a wrapper method that can be used to send any action with data.
*
* Every message sent has some common parameters, like method, headers, and data
* structure, so this method exists to prevent duplication.
*
* @param action The action to send
* @param data The data to send with the action
*
* @returns void | number If successful, returns the number of the message that was sent
*/
async sendMessage(action: Action, data?: object): Promise<void | number> {
const id = this.getEventId();
if (this.verbose) {
console.log(`Sending message ${id}:`, action, data,);
}
let response: Response | undefined;
try {
response = await fetch(this.channelUrl, {
...this.fetchOptions,
method: 'put',
body: JSON.stringify([{
id,
action,
...data,
}]),
});
} catch (error) {
console.error('message error', error);
response = undefined;
}
if (this.verbose) {
console.log(`Received from message ${id}: `, response);
}
return id;
}
/**
* Pokes a ship with data.
*
* @param app The app to poke
* @param mark The mark of the data being sent
* @param json The data to send
*/
poke<T>(params: PokeInterface<T>): Promise<void | number> {
const { app, mark, json, onSuccess, onError } = {onSuccess: () => {}, onError: () => {}, ...params};
return new Promise((resolve, reject) => {
this
.sendMessage('poke', { ship: this.ship, app, mark, json })
.then(pokeId => {
if (!pokeId) {
return reject('Poke failed');
}
if (!this.sseClient) resolve(pokeId); // A poke may occur before a listener has been opened
this.outstandingPokes.set(pokeId, {
onSuccess: () => {
onSuccess();
resolve(pokeId);
},
onError: (event) => {
onError(event);
reject(event.err);
}
});
}).catch(error => {
console.error(error);
});
});
}
/**
* Subscribes to a path on an app on a ship.
*
* @param app The app to subsribe to
* @param path The path to which to subscribe
* @param handlers Handlers to deal with various events of the subscription
*/
async subscribe(params: SubscriptionRequestInterface): Promise<void | number> {
const { app, path, err, event, quit } = { err: () => {}, event: () => {}, quit: () => {}, ...params };
const subscriptionId = await this.sendMessage('subscribe', { ship: this.ship, app, path });
console.log('subscribed', subscriptionId);
if (!subscriptionId) return;
this.outstandingSubscriptions.set(subscriptionId, {
err, event, quit
});
return subscriptionId;
}
/**
* Unsubscribes to a given subscription.
*
* @param subscription
*/
unsubscribe(subscription: string): Promise<void | number> {
return this.sendMessage('unsubscribe', { subscription });
}
/**
* Deletes the connection to a channel.
*/
delete(): Promise<void | number> {
return this.sendMessage('delete');
}
/**
*
* @param app The app into which to scry
* @param path The path at which to scry
*/
async scry(app: string, path: string): Promise<void | any> {
const response = await fetch(`/~/scry/${app}${path}.json`, this.fetchOptions);
return await response.json();
}
/**
*
* @param inputMark The mark of the data being sent
* @param outputMark The mark of the data being returned
* @param threadName The thread to run
* @param body The data to send to the thread
*/
async spider<T>(params: Thread<T>): Promise<T> {
const { inputMark, outputMark, threadName, body } = params;
const res = await fetch(`/spider/${inputMark}/${threadName}/${outputMark}.json`, {
...this.fetchOptions,
method: 'POST',
body: JSON.stringify(body)
});
return res.json();
}
app(appName: string): UrbitApp {
const appClass = Urbit.apps.get(appName);
if (!appClass) {
throw new Error(`App ${appName} not found`);
}
return new appClass(this);
}
/**
* Utility function to connect to a ship that has its *.arvo.network domain configured.
*
* @param name Name of the ship e.g. zod
* @param code Code to log in
*/
static async onArvoNetwork(ship: string, code: string): Promise<Urbit> {
const url = `https://${ship}.arvo.network`;
return await Urbit.authenticate({ ship, url, code });
}
static extend(appClass: any): void {
Urbit.apps.set(appClass.app, appClass);
}
}
export default Urbit;
export * from './types';
import Urbit from './Urbit';
export { Urbit as default };

66
pkg/npm/http-api/src/types.ts Normal file
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@ -0,0 +1,66 @@
import { Action, Poke, Scry, Thread } from '@urbit/api';
export interface PokeHandlers {
onSuccess?: () => void;
onError?: (e: any) => void;
}
export type PokeInterface<T> = PokeHandlers & Poke<T>;
export interface AuthenticationInterface {
ship: string;
url: string;
code: string;
verbose?: boolean;
}
export interface SubscriptionInterface {
err?(error: any): void;
event?(data: any): void;
quit?(data: any): void;
}
export type SubscriptionRequestInterface = SubscriptionInterface & {
app: string;
path: string;
}
export interface headers {
'Content-Type': string;
Cookie?: string;
}
export interface UrbitInterface {
uid: string;
lastEventId: number;
lastAcknowledgedEventId: number;
sseClientInitialized: boolean;
cookie?: string | undefined;
outstandingPokes: Map<number, PokeHandlers>;
outstandingSubscriptions: Map<number, SubscriptionInterface>;
verbose?: boolean;
ship?: string | null;
connect(): void;
connect(): Promise<void>;
eventSource(): void;
getEventId(): number;
ack(eventId: number): Promise<void | number>;
sendMessage(action: Action, data?: object): Promise<void | number>;
poke<T>(params: PokeInterface<T>): Promise<void | number>;
subscribe(params: SubscriptionRequestInterface): Promise<void | number>;
unsubscribe(subscription: string): Promise<void | number>;
delete(): Promise<void | number>;
scry(params: Scry): Promise<void | any>;
thread<T>(params: Thread<T>): Promise<T>;
}
export interface CustomEventHandler {
(data: any, response: string): void;
}
export interface SSEOptions {
headers?: {
Cookie?: string
};
withCredentials?: boolean;
}

47
pkg/npm/http-api/src/types/index.d.ts vendored
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@ -1,47 +0,0 @@
import { Action, Mark, Poke } from '../../../api/index';
export interface PokeHandlers {
onSuccess?: () => void;
onError?: (e: any) => void;
}
export type PokeInterface<T> = PokeHandlers & Poke<T>;
export interface AuthenticationInterface {
ship: string;
url: string;
code: string;
verbose?: boolean;
}
export interface SubscriptionInterface {
err?(error: any): void;
event?(data: any): void;
quit?(data: any): void;
}
export type SubscriptionRequestInterface = SubscriptionInterface & {
app: string;
path: string;
}
export interface headers {
'Content-Type': string;
Cookie?: string;
}
export interface UrbitInterface {
connect(): void;
}
export interface CustomEventHandler {
(data: any, response: string): void;
}
export interface SSEOptions {
headers?: {
Cookie?: string
};
withCredentials?: boolean;
}

7
pkg/npm/http-api/tsconfig-cjs.json
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@ -1,7 +0,0 @@
{
"extends": "./tsconfig.json",
"compilerOptions": {
"module": "CommonJS",
"outDir": "./dist/cjs"
},
}

13
pkg/npm/http-api/tsconfig.json
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@ -1,18 +1,19 @@
{
"include": ["src/**/*.ts"],
"include": ["src/*.ts"],
"exclude": ["node_modules", "dist", "@types"],
"compilerOptions": {
"outDir": "./dist/esm",
"module": "ES2020",
"outDir": "./dist",
"module": "ESNext",
"noImplicitAny": true,
"target": "ES2020",
"target": "ESNext",
"pretty": true,
"moduleResolution": "node",
"esModuleInterop": true,
"allowSyntheticDefaultImports": true,
"declaration": true,
"sourceMap": true,
"strict": false
// "lib": ["ES2020"],
"strict": false,
"noErrorTruncation": true,
"allowJs": true,
}
}

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pkg/npm/http-api/webpack.prod.js
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@ -1,109 +0,0 @@
const path = require('path');
const webpack = require('webpack');
const shared = {
mode: 'production',
entry: {
app: './src/index.ts'
},
module: {
rules: [
{
test: /\.(j|t)s$/,
use: {
loader: 'babel-loader',
options: {
presets: ['@babel/typescript'],
plugins: [
'@babel/plugin-proposal-class-properties',
'@babel/plugin-proposal-object-rest-spread',
'@babel/plugin-proposal-optional-chaining',
],
}
},
exclude: /node_modules/
}
]
},
resolve: {
extensions: ['.js', '.ts', '.ts'],
fallback: {
fs: false,
child_process: false,
util: require.resolve("util/"),
buffer: require.resolve('buffer/'),
assert: false,
http: require.resolve('stream-http'),
https: require.resolve('stream-http'),
stream: require.resolve('stream-browserify'),
zlib: require.resolve("browserify-zlib"),
}
},
optimization: {
minimize: false,
usedExports: true
}
};
const serverConfig = {
...shared,
target: 'node',
output: {
filename: 'index.js',
path: path.resolve(__dirname, 'dist'),
library: 'Urbit',
libraryExport: 'default'
},
plugins: [
new webpack.ProvidePlugin({
XMLHttpRequest: ['xmlhttprequest-ssl', 'XMLHttpRequest'],
EventSource: 'eventsource',
fetch: ['node-fetch', 'default'],
}),
],
};
const browserConfig = {
...shared,
target: 'web',
output: {
filename: 'browser.js',
path: path.resolve(__dirname, 'dist'),
library: 'Urbit',
libraryExport: 'default'
},
plugins: [
new webpack.ProvidePlugin({
Buffer: 'buffer',
}),
],
};
const exampleBrowserConfig = {
...shared,
mode: 'development',
entry: {
app: './src/example/browser.js'
},
output: {
filename: 'browser.js',
path: path.resolve(__dirname, 'example'),
}
};
const exampleNodeConfig = {
...shared,
mode: 'development',
target: 'node',
entry: {
app: './src/example/node.js'
},
output: {
filename: 'node.js',
path: path.resolve(__dirname, 'example'),
}
};
module.exports = [ serverConfig, browserConfig, exampleBrowserConfig, exampleNodeConfig ];