Make outgoing salmons work.

This commit is contained in:
Roger Braun 2017-05-01 13:14:58 +02:00
parent bed0b39813
commit 6843755834
8 changed files with 117 additions and 7 deletions

View file

@ -1,5 +1,9 @@
- Add cache for user fetching / representing. (mostly in TwitterAPI.activity_to_status)
Unliking:
- Add a proper undo activity, find out how to ignore those in twitter api.
WEBSUB:
- Add unsubscription
- Add periodical renewal

View file

@ -121,7 +121,7 @@ def get_cached_by_ap_id(ap_id) do
def get_cached_by_nickname(nickname) do
key = "nickname:#{nickname}"
Cachex.get!(:user_cache, key, fallback: fn(_) -> Repo.get_by(User, nickname: nickname) end)
Cachex.get!(:user_cache, key, fallback: fn(_) -> get_or_fetch_by_nickname(nickname) end)
end
def get_by_nickname(nickname) do
@ -137,7 +137,8 @@ def get_or_fetch_by_nickname(nickname) do
with %User{} = user <- get_by_nickname(nickname) do
user
else _e ->
with {:ok, user} <- OStatus.make_user(nickname) do
with [nick, domain] <- String.split(nickname, "@"),
{:ok, user} <- OStatus.make_user(nickname) do
user
else _e -> nil
end

View file

@ -7,7 +7,11 @@ defmodule Pleroma.Web.Federator do
def handle(:publish, activity) do
Logger.debug("Running publish for #{activity.data["id"]}")
with actor when not is_nil(actor) <- User.get_cached_by_ap_id(activity.data["actor"]) do
Logger.debug("Sending #{activity.data["id"]} out via websub")
Pleroma.Web.Websub.publish(Pleroma.Web.OStatus.feed_path(actor), actor, activity)
Logger.debug("Sending #{activity.data["id"]} out via salmon")
Pleroma.Web.Salmon.publish(actor, activity)
end
end

View file

@ -1,5 +1,6 @@
defmodule Pleroma.Web.OStatus.ActivityRepresenter do
alias Pleroma.Activity
alias Pleroma.Web.OStatus.UserRepresenter
require Logger
defp get_in_reply_to(%{"object" => %{ "inReplyTo" => in_reply_to}}) do
@ -8,7 +9,17 @@ defp get_in_reply_to(%{"object" => %{ "inReplyTo" => in_reply_to}}) do
defp get_in_reply_to(_), do: []
def to_simple_form(%{data: %{"object" => %{"type" => "Note"}}} = activity, user) do
defp get_mentions(to) do
Enum.map(to, fn
("https://www.w3.org/ns/activitystreams#Public") ->
{:link, [rel: "mentioned", "ostatus:object-type": "http://activitystrea.ms/schema/1.0/collection", href: "http://activityschema.org/collection/public"], []}
(id) ->
{:link, [rel: "mentioned", "ostatus:object-type": "http://activitystrea.ms/schema/1.0/person", href: id], []}
end)
end
def to_simple_form(activity, user, with_author \\ false)
def to_simple_form(%{data: %{"object" => %{"type" => "Note"}}} = activity, user, with_author) do
h = fn(str) -> [to_charlist(str)] end
updated_at = activity.updated_at
@ -22,6 +33,8 @@ def to_simple_form(%{data: %{"object" => %{"type" => "Note"}}} = activity, user)
end)
in_reply_to = get_in_reply_to(activity.data)
author = if with_author, do: [{:author, UserRepresenter.to_simple_form(user)}], else: []
mentions = activity.data["to"] |> get_mentions
[
{:"activity:object-type", ['http://activitystrea.ms/schema/1.0/note']},
@ -33,8 +46,20 @@ def to_simple_form(%{data: %{"object" => %{"type" => "Note"}}} = activity, user)
{:updated, h.(updated_at)},
{:"ostatus:conversation", [], h.(activity.data["context"])},
{:link, [href: h.(activity.data["context"]), rel: 'ostatus:conversation'], []}
] ++ attachments ++ in_reply_to
] ++ attachments ++ in_reply_to ++ author ++ mentions
end
def to_simple_form(_,_), do: nil
def wrap_with_entry(simple_form) do
[{
:entry, [
xmlns: 'http://www.w3.org/2005/Atom',
"xmlns:thr": 'http://purl.org/syndication/thread/1.0',
"xmlns:activity": 'http://activitystrea.ms/spec/1.0/',
"xmlns:poco": 'http://portablecontacts.net/spec/1.0',
"xmlns:ostatus": 'http://ostatus.org/schema/1.0'
], simple_form
}]
end
def to_simple_form(_,_,_), do: nil
end

View file

@ -1,6 +1,9 @@
defmodule Pleroma.Web.Salmon do
use Bitwise
alias Pleroma.Web.XML
alias Pleroma.Web.OStatus.ActivityRepresenter
alias Pleroma.User
require Logger
def decode(salmon) do
doc = XML.parse_document(salmon)
@ -118,4 +121,37 @@ def encode(private_key, doc) do
{:ok, salmon}
end
def remote_users(%{data: %{"to" => to}}) do
to
|> Enum.map(fn(id) -> User.get_cached_by_ap_id(id) end)
|> Enum.filter(fn(user) -> user && !user.local end)
end
defp send_to_user(%{info: %{"salmon" => salmon}}, feed, poster) do
poster.(salmon, feed, [{"Content-Type", "application/magic-envelope+xml"}])
end
defp send_to_user(_,_,_), do: nil
def publish(user, activity, poster \\ &HTTPoison.post/3)
def publish(%{info: %{"keys" => keys}} = user, activity, poster) do
feed = ActivityRepresenter.to_simple_form(activity, user, true)
|> ActivityRepresenter.wrap_with_entry
|> :xmerl.export_simple(:xmerl_xml)
|> to_string
if feed do
{:ok, private, _} = keys_from_pem(keys)
{:ok, feed} = encode(private, feed)
remote_users(activity)
|> Enum.each(fn(remote_user) ->
Logger.debug("sending salmon to #{remote_user.ap_id}")
send_to_user(remote_user, feed, poster)
end)
end
end
def publish(%{id: id}, _, _), do: Logger.debug("Keys missing for user #{id}")
end

View file

@ -95,6 +95,7 @@ test "gets an existing user" do
assert user == fetched_user
end
# TODO: Make the test local.
test "fetches an external user via ostatus if no user exists" do
fetched_user = User.get_or_fetch_by_nickname("shp@social.heldscal.la")
assert fetched_user.nickname == "shp@social.heldscal.la"
@ -104,6 +105,11 @@ test "returns nil if no user could be fetched" do
fetched_user = User.get_or_fetch_by_nickname("nonexistant@social.heldscal.la")
assert fetched_user == nil
end
test "returns nil for nonexistant local user" do
fetched_user = User.get_or_fetch_by_nickname("nonexistant")
assert fetched_user == nil
end
end
end

View file

@ -25,6 +25,7 @@ test "a note activity" do
<updated>#{updated_at}</updated>
<ostatus:conversation>#{note_activity.data["context"]}</ostatus:conversation>
<link href="#{note_activity.data["context"]}" rel="ostatus:conversation" />
<link rel="mentioned" ostatus:object-type="http://activitystrea.ms/schema/1.0/collection" href="http://activityschema.org/collection/public"/>
"""
tuple = ActivityRepresenter.to_simple_form(note_activity, user)
@ -61,6 +62,7 @@ test "a reply note" do
<ostatus:conversation>#{answer.data["context"]}</ostatus:conversation>
<link href="#{answer.data["context"]}" rel="ostatus:conversation" />
<thr:in-reply-to ref="#{note.data["object"]["id"]}" />
<link rel="mentioned" ostatus:object-type="http://activitystrea.ms/schema/1.0/collection" href="http://activityschema.org/collection/public"/>
"""
tuple = ActivityRepresenter.to_simple_form(answer, user)

View file

@ -1,6 +1,8 @@
defmodule Pleroma.Web.Salmon.SalmonTest do
use Pleroma.DataCase
alias Pleroma.Web.Salmon
alias Pleroma.{Repo, Activity, User}
import Pleroma.Factory
@magickey "RSA.pu0s-halox4tu7wmES1FVSx6u-4wc0YrUFXcqWXZG4-27UmbCOpMQftRCldNRfyA-qLbz-eqiwQhh-1EwUvjsD4cYbAHNGHwTvDOyx5AKthQUP44ykPv7kjKGh3DWKySJvcs9tlUG87hlo7AvnMo9pwRS_Zz2CacQ-MKaXyDepk=.AQAB"
@ -57,4 +59,34 @@ test "it gets a magic key" do
assert key == "RSA.uzg6r1peZU0vXGADWxGJ0PE34WvmhjUmydbX5YYdOiXfODVLwCMi1umGoqUDm-mRu4vNEdFBVJU1CpFA7dKzWgIsqsa501i2XqElmEveXRLvNRWFB6nG03Q5OUY2as8eE54BJm0p20GkMfIJGwP6TSFb-ICp3QjzbatuSPJ6xCE=.AQAB"
end
test "it pushes an activity to remote accounts it's addressed to" do
user_data = %{
info: %{
"salmon" => "http://example.org/salmon"
},
local: false
}
mentioned_user = insert(:user, user_data)
note = insert(:note)
activity_data = %{
"id" => Pleroma.Web.ActivityPub.ActivityPub.generate_activity_id,
"type" => "Create",
"actor" => note.data["actor"],
"to" => note.data["to"] ++ [mentioned_user.ap_id],
"object" => note.data,
"published_at" => DateTime.utc_now() |> DateTime.to_iso8601,
"context" => note.data["context"]
}
{:ok, activity} = Repo.insert(%Activity{data: activity_data})
user = Repo.get_by(User, ap_id: activity.data["actor"])
{:ok, user} = Pleroma.Web.WebFinger.ensure_keys_present(user)
poster = fn (url, data, headers) ->
assert url == "http://example.org/salmon"
end
Salmon.publish(user, activity, poster)
end
end