113 lines
3.5 KiB
JavaScript
113 lines
3.5 KiB
JavaScript
import {Actor} from './actor.js'
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import {KnownActors} from './known-actors.js'
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// ActivityObject class: wrapper around an Object of the ActivityStream spec
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const ActivityObject = function(as_object) {
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this.data = as_object
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// Those should be available
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this.id = this.data.id
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this.type = this.data.type
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this.published = this.data.published ? new Date(this.data.published) : undefined
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this.name = this.data.name ? this.data.name : ''
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this.summary = this.data.summary ? this.data.summary : ''
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this.content = this.data.content ? this.data.content : ''
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// Other things filled later in loadAll
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this.actor = new Actor()
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this.to = []
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this.cc = []
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//
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this.loaded = false
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}
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ActivityObject.prototype = {
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loadAll: function (callback) {
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// Do not load if already loaded
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if (this.loaded) {
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callback(true, undefined)
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return
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}
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this.loaded = true
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// Fetch attributes
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this.data.fetchAttributeList(
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['attributedTo', 'attachment'],
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function (load_ok, failure_message) {
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if (load_ok) {
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// Actor
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this.actor.loadFromASActor(this.data.attributedTo, function (ok, error) {
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if (ok) {
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// Store actors in KnownActors
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KnownActors.set(this.actor.data.id, this.actor)
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} else {
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console.log(error)
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}
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}.bind(this))
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// attachment
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this.attachments = (this.data.attachment && Array.isArray(this.data.attachment)) ? this.data.attachment : []
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// Audience
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// to
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this.loadAudience(this.data.to, this.to, function (load_ok, failure_message) {
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if (!load_ok) {
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console.log(failure_message)
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}
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})
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// cc
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this.loadAudience(this.data.cc, this.cc, function (load_ok, failure_message) {
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if (!load_ok) {
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console.log(failure_message)
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}
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})
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// OK
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callback(true, undefined)
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} else {
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callback(false, failure_message)
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}
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}.bind(this))
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},
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// Load an audience array
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loadAudience: function (from, to, callback) {
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if (from && Array.isArray(from)) {
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this.loadAudienceIter(from.values(), to, callback, '')
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} else if (from && typeof from === 'string') {
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// Only one element in array
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this.loadAudienceIter([from].values(), to, callback, '')
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} else {
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callback(true, undefined)
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}
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},
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loadAudienceIter: function (iter, to, callback, error_msg) {
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const next = iter.next()
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if (next.done) {
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callback(true, error_msg)
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} else {
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const act = next.value
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var err = error_msg
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if (typeof act === 'string') {
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// string => id of actor
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KnownActors.retrieve(act, function (load_ok, actor, failure_message) {
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if (load_ok) {
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to.push(actor)
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} else {
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err = err + failure_message + '<br/>'
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}
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})
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} else if (typeof act === 'object') {
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// Actor is present as object
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const actor = new Actor()
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actor.loadFromASActor(this.data.actor, function (load_ok, failure_message) {
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if (load_ok) {
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// Store actors in KnownActors
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KnownActors.set(this.actor.data.id, this.actor)
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to.push(actor)
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} else {
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err = err + failure_message + '<br/>'
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}
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}.bind(this))
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}
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this.loadAudienceIter(iter, to, callback, err)
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}
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}
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}
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// Exported structures
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export {ActivityObject}
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