diff options
author | Eugen Rochko <eugen@zeonfederated.com> | 2017-08-08 21:52:15 +0200 |
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committer | GitHub <noreply@github.com> | 2017-08-08 21:52:15 +0200 |
commit | dd7ef0dc41584089a97444d8192bc61505108e6c (patch) | |
tree | 5bf440456b4f385e7202834a922975c0a188af7b /app/lib/activitypub/activity.rb | |
parent | dcbc1af38a3ddc289783d9e9021690692bc1438e (diff) |
Add ActivityPub inbox (#4216)
* Add ActivityPub inbox
* Handle ActivityPub deletes
* Handle ActivityPub creates
* Handle ActivityPub announces
* Stubs for handling all activities that need to be handled
* Add ActivityPub actor resolving
* Handle conversation URI passing in ActivityPub
* Handle content language in ActivityPub
* Send accept header when fetching actor, handle JSON parse errors
* Test for ActivityPub::FetchRemoteAccountService
* Handle public key and icon/image when embedded/as array/as resolvable URI
* Implement ActivityPub::FetchRemoteStatusService
* Add stubs for more interactions
* Undo activities implemented
* Handle out of order activities
* Hook up ActivityPub to ResolveRemoteAccountService, handle
Update Account activities
* Add fragment IDs to all transient activity serializers
* Add tests and fixes
* Add stubs for missing tests
* Add more tests
* Add more tests
Diffstat (limited to 'app/lib/activitypub/activity.rb')
-rw-r--r-- | app/lib/activitypub/activity.rb | 109 |
1 files changed, 109 insertions, 0 deletions
diff --git a/app/lib/activitypub/activity.rb b/app/lib/activitypub/activity.rb new file mode 100644 index 00000000000..d1b81a58274 --- /dev/null +++ b/app/lib/activitypub/activity.rb @@ -0,0 +1,109 @@ +# frozen_string_literal: true + +class ActivityPub::Activity + include JsonLdHelper + + def initialize(json, account) + @json = json + @account = account + @object = @json['object'] + end + + def perform + raise NotImplementedError + end + + class << self + def factory(json, account) + @json = json + klass&.new(json, account) + end + + private + + def klass + case @json['type'] + when 'Create' + ActivityPub::Activity::Create + when 'Announce' + ActivityPub::Activity::Announce + when 'Delete' + ActivityPub::Activity::Delete + when 'Follow' + ActivityPub::Activity::Follow + when 'Like' + ActivityPub::Activity::Like + when 'Block' + ActivityPub::Activity::Block + when 'Update' + ActivityPub::Activity::Update + when 'Undo' + ActivityPub::Activity::Undo + end + end + end + + protected + + def status_from_uri(uri) + ActivityPub::TagManager.instance.uri_to_resource(uri, Status) + end + + def account_from_uri(uri) + ActivityPub::TagManager.instance.uri_to_resource(uri, Account) + end + + def object_uri + @object_uri ||= @object.is_a?(String) ? @object : @object['id'] + end + + def redis + Redis.current + end + + def distribute(status) + notify_about_reblog(status) if reblog_of_local_account?(status) + notify_about_mentions(status) + crawl_links(status) + distribute_to_followers(status) + end + + def reblog_of_local_account?(status) + status.reblog? && status.reblog.account.local? + end + + def notify_about_reblog(status) + NotifyService.new.call(status.reblog.account, status) + end + + def notify_about_mentions(status) + status.mentions.includes(:account).each do |mention| + next unless mention.account.local? && audience_includes?(mention.account) + NotifyService.new.call(mention.account, mention) + end + end + + def crawl_links(status) + return if status.spoiler_text? + LinkCrawlWorker.perform_async(status.id) + end + + def distribute_to_followers(status) + DistributionWorker.perform_async(status.id) + end + + def delete_arrived_first?(uri) + key = "delete_upon_arrival:#{@account.id}:#{uri}" + + if redis.exists(key) + redis.del(key) + true + else + false + end + end + + def delete_later!(uri) + redis.setex("delete_upon_arrival:#{@account.id}:#{uri}", 6.hours.seconds, uri) + end +end |