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author | beatrix <beatrix.bitrot@gmail.com> | 2017-09-09 20:11:48 -0400 |
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committer | GitHub <noreply@github.com> | 2017-09-09 20:11:48 -0400 |
commit | 3dff74eecf5387b92b862893248710d2efb90eec (patch) | |
tree | 0d29d8c952a0c62e7de4348a1d63963fd5eca237 /app/services/activitypub/fetch_remote_status_service.rb | |
parent | e18ed4bbc7ab4e258d05a3e2a5db0790f67a8f37 (diff) | |
parent | 14e1fb8d36763e5255e7b8e440ecaf02208db004 (diff) |
Merge pull request #141 from yipdw/sync/upstream
Sync with upstream @ v1.6.0rc3 ohhhhhhhhhhh heck here we go
Diffstat (limited to 'app/services/activitypub/fetch_remote_status_service.rb')
-rw-r--r-- | app/services/activitypub/fetch_remote_status_service.rb | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/app/services/activitypub/fetch_remote_status_service.rb b/app/services/activitypub/fetch_remote_status_service.rb new file mode 100644 index 000000000..68ca58d62 --- /dev/null +++ b/app/services/activitypub/fetch_remote_status_service.rb @@ -0,0 +1,48 @@ +# frozen_string_literal: true + +class ActivityPub::FetchRemoteStatusService < BaseService + include JsonLdHelper + + # Should be called when uri has already been checked for locality + def call(uri, prefetched_json = nil) + @json = body_to_json(prefetched_json) || fetch_resource(uri) + + return unless supported_context? + + activity = activity_json + actor_id = value_or_id(activity['actor']) + + return unless expected_type?(activity) && trustworthy_attribution?(uri, actor_id) + + actor = ActivityPub::TagManager.instance.uri_to_resource(actor_id, Account) + actor = ActivityPub::FetchRemoteAccountService.new.call(actor_id) if actor.nil? + + ActivityPub::Activity.factory(activity, actor).perform + end + + private + + def activity_json + if %w(Note Article).include? @json['type'] + { + 'type' => 'Create', + 'actor' => first_of_value(@json['attributedTo']), + 'object' => @json, + } + else + @json + end + end + + def trustworthy_attribution?(uri, attributed_to) + Addressable::URI.parse(uri).normalized_host.casecmp(Addressable::URI.parse(attributed_to).normalized_host).zero? + end + + def supported_context? + super(@json) + end + + def expected_type?(json) + %w(Create Announce).include? json['type'] + end +end |