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This commit is contained in:
Alex Gleason
2023-08-31 13:42:15 -05:00
parent 2a70bb18ff
commit 718032022c
55 changed files with 930 additions and 1488 deletions
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57
nip98.ts
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@@ -1,12 +1,6 @@
import {base64} from '@scure/base'
import {
Event,
EventTemplate,
Kind,
getBlankEvent,
verifySignature
} from './event'
import {utf8Decoder, utf8Encoder} from './utils'
import { base64 } from '@scure/base'
import { Event, EventTemplate, Kind, getBlankEvent, verifySignature } from './event'
import { utf8Decoder, utf8Encoder } from './utils'
const _authorizationScheme = 'Nostr '
@@ -20,31 +14,23 @@ const _authorizationScheme = 'Nostr '
export async function getToken(
loginUrl: string,
httpMethod: string,
sign: <K extends number = number>(
e: EventTemplate<K>
) => Promise<Event<K>> | Event<K>,
includeAuthorizationScheme: boolean = false
sign: <K extends number = number>(e: EventTemplate<K>) => Promise<Event<K>> | Event<K>,
includeAuthorizationScheme: boolean = false,
): Promise<string> {
if (!loginUrl || !httpMethod)
throw new Error('Missing loginUrl or httpMethod')
if (!loginUrl || !httpMethod) throw new Error('Missing loginUrl or httpMethod')
const event = getBlankEvent(Kind.HttpAuth)
event.tags = [
['u', loginUrl],
['method', httpMethod]
['method', httpMethod],
]
event.created_at = Math.round(new Date().getTime() / 1000)
const signedEvent = await sign(event)
const authorizationScheme = includeAuthorizationScheme
? _authorizationScheme
: ''
return (
authorizationScheme +
base64.encode(utf8Encoder.encode(JSON.stringify(signedEvent)))
)
const authorizationScheme = includeAuthorizationScheme ? _authorizationScheme : ''
return authorizationScheme + base64.encode(utf8Encoder.encode(JSON.stringify(signedEvent)))
}
/**
@@ -53,13 +39,13 @@ export async function getToken(
* @example
* await nip98.validateToken('Nostr base64token', 'https://example.com/login', 'post')
*/
export async function validateToken(
token: string,
url: string,
method: string
): Promise<boolean> {
const event = await unpackEventFromToken(token).catch((error) => { throw(error) })
const valid = await validateEvent(event, url, method).catch((error) => { throw(error) })
export async function validateToken(token: string, url: string, method: string): Promise<boolean> {
const event = await unpackEventFromToken(token).catch(error => {
throw error
})
const valid = await validateEvent(event, url, method).catch(error => {
throw error
})
return valid
}
@@ -80,11 +66,7 @@ export async function unpackEventFromToken(token: string): Promise<Event> {
return event
}
export async function validateEvent(
event: Event,
url: string,
method: string
): Promise<boolean> {
export async function validateEvent(event: Event, url: string, method: string): Promise<boolean> {
if (!event) {
throw new Error('Invalid nostr event')
}
@@ -110,10 +92,7 @@ export async function validateEvent(
}
const methodTag = event.tags.find(t => t[0] === 'method')
if (
methodTag?.length !== 1 &&
methodTag?.[1].toLowerCase() !== method.toLowerCase()
) {
if (methodTag?.length !== 1 && methodTag?.[1].toLowerCase() !== method.toLowerCase()) {
throw new Error('Invalid nostr event, method tag invalid')
}