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import * as Sequelize from 'sequelize'
import { database as db } from '../../initializers'
import {
AccountInstance,
VideoInstance,
VideoChannelInstance
} from '../../models'
import { httpRequestJobScheduler } from '../jobs'
import { signObject, activityPubContextify } from '../../helpers'
import { Activity } from '../../../shared'
async function sendCreateVideoChannel (videoChannel: VideoChannelInstance, t: Sequelize.Transaction) {
const videoChannelObject = videoChannel.toActivityPubObject()
const data = await createActivityData(videoChannel.url, videoChannel.Account, videoChannelObject)
return broadcastToFollowers(data, videoChannel.Account, t)
}
async function sendUpdateVideoChannel (videoChannel: VideoChannelInstance, t: Sequelize.Transaction) {
const videoChannelObject = videoChannel.toActivityPubObject()
const data = await updateActivityData(videoChannel.url, videoChannel.Account, videoChannelObject)
return broadcastToFollowers(data, videoChannel.Account, t)
}
async function sendDeleteVideoChannel (videoChannel: VideoChannelInstance, t: Sequelize.Transaction) {
const data = await deleteActivityData(videoChannel.url, videoChannel.Account)
return broadcastToFollowers(data, videoChannel.Account, t)
}
async function sendAddVideo (video: VideoInstance, t: Sequelize.Transaction) {
const videoObject = video.toActivityPubObject()
const data = await addActivityData(video.url, video.VideoChannel.Account, video.VideoChannel.url, videoObject)
return broadcastToFollowers(data, video.VideoChannel.Account, t)
}
async function sendUpdateVideo (video: VideoInstance, t: Sequelize.Transaction) {
const videoObject = video.toActivityPubObject()
const data = await updateActivityData(video.url, video.VideoChannel.Account, videoObject)
return broadcastToFollowers(data, video.VideoChannel.Account, t)
}
async function sendDeleteVideo (video: VideoInstance, t: Sequelize.Transaction) {
const data = await deleteActivityData(video.url, video.VideoChannel.Account)
return broadcastToFollowers(data, video.VideoChannel.Account, t)
}
async function sendDeleteAccount (account: AccountInstance, t: Sequelize.Transaction) {
const data = await deleteActivityData(account.url, account)
return broadcastToFollowers(data, account, t)
}
async function sendAccept (fromAccount: AccountInstance, toAccount: AccountInstance, t: Sequelize.Transaction) {
const data = await acceptActivityData(fromAccount)
return unicastTo(data, toAccount, t)
}
async function sendFollow (fromAccount: AccountInstance, toAccount: AccountInstance, t: Sequelize.Transaction) {
const data = await followActivityData(toAccount.url, fromAccount)
return unicastTo(data, toAccount, t)
}
// ---------------------------------------------------------------------------
export {
sendCreateVideoChannel,
sendUpdateVideoChannel,
sendDeleteVideoChannel,
sendAddVideo,
sendUpdateVideo,
sendDeleteVideo,
sendDeleteAccount,
sendAccept,
sendFollow
}
// ---------------------------------------------------------------------------
async function broadcastToFollowers (data: any, fromAccount: AccountInstance, t: Sequelize.Transaction) {
const result = await db.AccountFollow.listAcceptedFollowerUrlsForApi(fromAccount.id, 0)
const jobPayload = {
uris: result.data,
body: data
}
return httpRequestJobScheduler.createJob(t, 'httpRequestBroadcastHandler', jobPayload)
}
async function unicastTo (data: any, toAccount: AccountInstance, t: Sequelize.Transaction) {
const jobPayload = {
uris: [ toAccount.inboxUrl ],
body: data
}
return httpRequestJobScheduler.createJob(t, 'httpRequestUnicastHandler', jobPayload)
}
function buildSignedActivity (byAccount: AccountInstance, data: Object) {
const activity = activityPubContextify(data)
return signObject(byAccount, activity) as Promise<Activity>
}
async function getPublicActivityTo (account: AccountInstance) {
const inboxUrls = await account.getFollowerSharedInboxUrls()
return inboxUrls.concat('https://www.w3.org/ns/activitystreams#Public')
}
async function createActivityData (url: string, byAccount: AccountInstance, object: any) {
const to = await getPublicActivityTo(byAccount)
const base = {
type: 'Create',
id: url,
actor: byAccount.url,
to,
object
}
return buildSignedActivity(byAccount, base)
}
async function updateActivityData (url: string, byAccount: AccountInstance, object: any) {
const to = await getPublicActivityTo(byAccount)
const base = {
type: 'Update',
id: url,
actor: byAccount.url,
to,
object
}
return buildSignedActivity(byAccount, base)
}
async function deleteActivityData (url: string, byAccount: AccountInstance) {
const base = {
type: 'Delete',
id: url,
actor: byAccount.url
}
return buildSignedActivity(byAccount, base)
}
async function addActivityData (url: string, byAccount: AccountInstance, target: string, object: any) {
const to = await getPublicActivityTo(byAccount)
const base = {
type: 'Add',
id: url,
actor: byAccount.url,
to,
object,
target
}
return buildSignedActivity(byAccount, base)
}
async function followActivityData (url: string, byAccount: AccountInstance) {
const base = {
type: 'Follow',
id: byAccount.url,
actor: byAccount.url,
object: url
}
return buildSignedActivity(byAccount, base)
}
async function acceptActivityData (byAccount: AccountInstance) {
const base = {
type: 'Accept',
id: byAccount.url,
actor: byAccount.url
}
return buildSignedActivity(byAccount, base)
}
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