Refresh remote accounts

[github/Chocobozzz/PeerTube.git] / server / helpers / webfinger.ts

diff --git a/server/helpers/webfinger.ts b/server/helpers/webfinger.ts
index d98068cd772d039fc7e81a22ac353de4689a1e31..688bf2bab8106ed1f2983e4f511799e5d062d2d3 100644 (file)
--- a/server/helpers/webfinger.ts
+++ b/server/helpers/webfinger.ts
@@ -1,8 +1,8 @@
 import * as WebFinger from 'webfinger.js'
 import { WebFingerData } from '../../shared'
-import { fetchRemoteAccount } from '../lib/activitypub'
+import { ActorModel } from '../models/activitypub/actor'
 import { isTestInstance } from './core-utils'
-import { isActivityPubUrlValid } from './custom-validators/activitypub'
+import { isActivityPubUrlValid } from './custom-validators/activitypub/misc'
 
 const webfinger = new WebFinger({
   webfist_fallback: false,
@@ -11,30 +11,38 @@ const webfinger = new WebFinger({
   request_timeout: 3000
 })
 
-async function getAccountFromWebfinger (nameWithHost: string) {
-  const webfingerData: WebFingerData = await webfingerLookup(nameWithHost)
+async function loadActorUrlOrGetFromWebfinger (name: string, host: string) {
+  const actor = await ActorModel.loadByNameAndHost(name, host)
+  if (actor) return actor.url
 
-  if (Array.isArray(webfingerData.links) === false) throw new Error('WebFinger links is not an array.')
-
-  const selfLink = webfingerData.links.find(l => l.rel === 'self')
-  if (selfLink === undefined || isActivityPubUrlValid(selfLink.href) === false) {
-    throw new Error('Cannot find self link or href is not a valid URL.')
-  }
-
-  const account = await fetchRemoteAccount(selfLink.href)
-  if (account === undefined) throw new Error('Cannot fetch remote account ' + selfLink.href)
+  return getUrlFromWebfinger(name, host)
+}
 
-  return account
+async function getUrlFromWebfinger (name: string, host: string) {
+  const webfingerData: WebFingerData = await webfingerLookup(name + '@' + host)
+  return getLinkOrThrow(webfingerData)
 }
 
 // ---------------------------------------------------------------------------
 
 export {
-  getAccountFromWebfinger
+  getUrlFromWebfinger,
+  loadActorUrlOrGetFromWebfinger
 }
 
 // ---------------------------------------------------------------------------
 
+function getLinkOrThrow (webfingerData: WebFingerData) {
+  if (Array.isArray(webfingerData.links) === false) throw new Error('WebFinger links is not an array.')
+
+  const selfLink = webfingerData.links.find(l => l.rel === 'self')
+  if (selfLink === undefined || isActivityPubUrlValid(selfLink.href) === false) {
+    throw new Error('Cannot find self link or href is not a valid URL.')
+  }
+
+  return selfLink.href
+}
+
 function webfingerLookup (nameWithHost: string) {
   return new Promise<WebFingerData>((res, rej) => {
     webfinger.lookup(nameWithHost, (err, p) => {