Commit 7b26443a authored by lain's avatar lain

ActivityPub: Send out Accept after Follow.

parent e7b73359
......@@ -150,11 +150,12 @@ def register_changeset(struct, params \\ %{}) do
def follow(%User{} = follower, %User{info: info} = followed) do
ap_followers = followed.follower_address
if following?(follower, followed) or info["deactivated"] do
{:error,
"Could not follow user: #{followed.nickname} is already on your list."}
else
if !followed.local && follower.local do
if !followed.local && follower.local && !ap_enabled?(followed) do
Websub.subscribe(follower, followed)
end
......@@ -420,4 +421,6 @@ def insert_or_update_user(data) do
cs = User.remote_user_creation(data)
Repo.insert(cs, on_conflict: :replace_all, conflict_target: :nickname)
end
def ap_enabled?(%User{info: %{"ap_enabled" => ap}}), do: ap
end
......@@ -49,6 +49,16 @@ def create(%{to: to, actor: actor, context: context, object: object} = params) d
end
end
def accept(%{to: to, actor: actor, object: object} = params) do
local = !(params[:local] == false) # only accept false as false value
with data <- %{"to" => to, "type" => "Accept", "actor" => actor, "object" => object},
{:ok, activity} <- insert(data, local),
:ok <- maybe_federate(activity) do
{:ok, activity}
end
end
# TODO: This is weird, maybe we shouldn't check here if we can make the activity.
def like(%User{ap_id: ap_id} = user, %Object{data: %{"id" => _}} = object, activity_id \\ nil, local \\ true) do
with nil <- get_existing_like(ap_id, object),
......@@ -244,7 +254,11 @@ def make_user_from_ap_id(ap_id) do
end
def publish(actor, activity) do
remote_users = Pleroma.Web.Salmon.remote_users(activity)
{:ok, followers} = User.get_followers(actor)
remote_users = Pleroma.Web.Salmon.remote_users(activity) ++ followers
|> Enum.uniq
{:ok, data} = Transmogrifier.prepare_outgoing(activity.data)
Enum.each remote_users, fn(user) ->
if user.info["ap_enabled"] do
......
......@@ -38,11 +38,11 @@ def handle_incoming(%{"type" => "Create", "object" => %{"type" => "Note"} = obje
end
end
def handle_incoming(%{"type" => "Follow", "object" => followed, "actor" => follower, "id" => id}) do
with %User{} = followed <- User.get_cached_by_ap_id(followed),
def handle_incoming(%{"type" => "Follow", "object" => followed, "actor" => follower, "id" => id} = data) do
with %User{local: true} = followed <- User.get_cached_by_ap_id(followed),
%User{} = follower <- User.get_or_fetch_by_ap_id(follower),
{:ok, activity} <- ActivityPub.follow(follower, followed, id, false) do
# TODO: Send an "Accept" activity.
ActivityPub.accept(%{to: [follower.ap_id], actor: followed.ap_id, object: data, local: true})
User.follow(follower, followed)
{:ok, activity}
else
......@@ -68,6 +68,13 @@ def prepare_outgoing(%{"type" => "Create", "object" => %{"type" => "Note"} = obj
{:ok, data}
end
def prepare_outgoing(%{"type" => type} = data) when type in ["Follow", "Accept"] do
data = data
|> Map.put("@context", "https://www.w3.org/ns/activitystreams")
{:ok, data}
end
def add_mention_tags(object) do
mentions = object["to"]
|> Enum.map(fn (ap_id) -> User.get_cached_by_ap_id(ap_id) end)
......
......@@ -154,8 +154,16 @@ defp send_to_user(%{info: %{"salmon" => salmon}}, feed, poster) do
defp send_to_user(_,_,_), do: nil
@supported_activities [
"Create",
"Follow",
"Like",
"Announce",
"Undo",
"Delete"
]
def publish(user, activity, poster \\ &@httpoison.post/4)
def publish(%{info: %{"keys" => keys}} = user, activity, poster) do
def publish(%{info: %{"keys" => keys}} = user, %{data: %{"type" => type}} = activity, poster) when type in @supported_activities do
feed = ActivityRepresenter.to_simple_form(activity, user, true)
|> ActivityRepresenter.wrap_with_entry
|> :xmerl.export_simple(:xmerl_xml)
......
......@@ -38,7 +38,15 @@ def verify(subscription, getter \\ &@httpoison.get/3) do
end
end
def publish(topic, user, activity) do
@supported_activities [
"Create",
"Follow",
"Like",
"Announce",
"Undo",
"Delete"
]
def publish(topic, user, %{data: %{"type" => type}} = activity) when type in @supported_activities do
# TODO: Only send to still valid subscriptions.
query = from sub in WebsubServerSubscription,
where: sub.topic == ^topic and sub.state == "active"
......@@ -58,6 +66,7 @@ def publish(topic, user, activity) do
Pleroma.Web.Federator.enqueue(:publish_single_websub, data)
end)
end
def publish(_,_,_), do: ""
def sign(secret, doc) do
:crypto.hmac(:sha, secret, to_string(doc)) |> Base.encode16 |> String.downcase
......
{
"type": "Accept",
"signature": {
"type": "RsaSignature2017",
"signatureValue": "rBzK4Kqhd4g7HDS8WE5oRbWQb2R+HF/6awbUuMWhgru/xCODT0SJWSri0qWqEO4fPcpoUyz2d25cw6o+iy9wiozQb3hQNnu69AR+H5Mytc06+g10KCHexbGhbAEAw/7IzmeXELHUbaqeduaDIbdt1zw4RkwLXdqgQcGXTJ6ND1wM3WMHXQCK1m0flasIXFoBxpliPAGiElV8s0+Ltuh562GvflG3kB3WO+j+NaR0ZfG5G9N88xMj9UQlCKit5gpAE5p6syUsCU2WGBHywTumv73i3OVTIFfq+P9AdMsRuzw1r7zoKEsthW4aOzLQDi01ZjvdBz8zH6JnjDU7SMN/Ig==",
"creator": "http://mastodon.example.org/users/admin#main-key",
"created": "2018-02-17T14:36:41Z"
},
"object": {
"type": "Follow",
"object": "http://mastodon.example.org/users/admin",
"id": "http://localtesting.pleroma.lol/users/lain#follows/4",
"actor": "http://localtesting.pleroma.lol/users/lain"
},
"nickname": "lain",
"id": "http://mastodon.example.org/users/admin#accepts/follows/4",
"actor": "http://mastodon.example.org/users/admin",
"@context": [
"https://www.w3.org/ns/activitystreams",
"https://w3id.org/security/v1",
{
"toot": "http://joinmastodon.org/ns#",
"sensitive": "as:sensitive",
"ostatus": "http://ostatus.org#",
"movedTo": "as:movedTo",
"manuallyApprovesFollowers": "as:manuallyApprovesFollowers",
"inReplyToAtomUri": "ostatus:inReplyToAtomUri",
"conversation": "ostatus:conversation",
"atomUri": "ostatus:atomUri",
"Hashtag": "as:Hashtag",
"Emoji": "toot:Emoji"
}
]
}
\ No newline at end of file
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