From 54141398354e6e7b94aa3065a705a1251390111c Mon Sep 17 00:00:00 2001
From: Chocobozzz <florian.bigard@gmail.com>
Date: Mon, 20 Nov 2017 09:43:39 +0100
Subject: Refractor activity pub lib/helpers

---
 server/lib/activitypub/send/misc.ts | 58 +++++++++++++++++++++++++++++++++++++
 1 file changed, 58 insertions(+)
 create mode 100644 server/lib/activitypub/send/misc.ts

(limited to 'server/lib/activitypub/send/misc.ts')

diff --git a/server/lib/activitypub/send/misc.ts b/server/lib/activitypub/send/misc.ts
new file mode 100644
index 000000000..bea955b67
--- /dev/null
+++ b/server/lib/activitypub/send/misc.ts
@@ -0,0 +1,58 @@
+import { Transaction } from 'sequelize'
+import { logger } from '../../../helpers/logger'
+import { ACTIVITY_PUB, database as db } from '../../../initializers'
+import { AccountInstance } from '../../../models/account/account-interface'
+import { activitypubHttpJobScheduler } from '../../jobs/activitypub-http-job-scheduler/activitypub-http-job-scheduler'
+
+async function broadcastToFollowers (data: any, byAccount: AccountInstance, toAccountFollowers: AccountInstance[], t: Transaction) {
+  const toAccountFollowerIds = toAccountFollowers.map(a => a.id)
+  const result = await db.AccountFollow.listAcceptedFollowerSharedInboxUrls(toAccountFollowerIds)
+  if (result.data.length === 0) {
+    logger.info('Not broadcast because of 0 followers for %s.', toAccountFollowerIds.join(', '))
+    return undefined
+  }
+
+  const jobPayload = {
+    uris: result.data,
+    signatureAccountId: byAccount.id,
+    body: data
+  }
+
+  return activitypubHttpJobScheduler.createJob(t, 'activitypubHttpBroadcastHandler', jobPayload)
+}
+
+async function unicastTo (data: any, byAccount: AccountInstance, toAccountUrl: string, t: Transaction) {
+  const jobPayload = {
+    uris: [ toAccountUrl ],
+    signatureAccountId: byAccount.id,
+    body: data
+  }
+
+  return activitypubHttpJobScheduler.createJob(t, 'activitypubHttpUnicastHandler', jobPayload)
+}
+
+async function getAudience (accountSender: AccountInstance, isPublic = true) {
+  const followerInboxUrls = await accountSender.getFollowerSharedInboxUrls()
+
+  // Thanks Mastodon: https://github.com/tootsuite/mastodon/blob/master/app/lib/activitypub/tag_manager.rb#L47
+  let to = []
+  let cc = []
+
+  if (isPublic) {
+    to = [ ACTIVITY_PUB.PUBLIC ]
+    cc = followerInboxUrls
+  } else { // Unlisted
+    to = followerInboxUrls
+    cc = [ ACTIVITY_PUB.PUBLIC ]
+  }
+
+  return { to, cc }
+}
+
+// ---------------------------------------------------------------------------
+
+export {
+  broadcastToFollowers,
+  unicastTo,
+  getAudience
+}
-- 
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